diff --git a/build/three.cjs b/build/three.cjs index 3da7f24e6975e7..37067635999238 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -20952,7 +20952,11 @@ class Material extends EventDispatcher { currentValue.set( newValue ); - } else if ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) { + } else if ( + ( ( currentValue && currentValue.isVector2 ) && ( newValue && newValue.isVector2 ) ) || + ( ( currentValue && currentValue.isEuler ) && ( newValue && newValue.isEuler ) ) || + ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) + ) { currentValue.copy( newValue ); @@ -38075,7 +38079,9 @@ class MeshStandardMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -38998,7 +39004,9 @@ class MeshPhongMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39398,7 +39406,9 @@ class MeshToonMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39621,7 +39631,9 @@ class MeshNormalMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39882,7 +39894,9 @@ class MeshLambertMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -40480,7 +40494,9 @@ class MeshMatcapMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -58820,6 +58836,14 @@ class ShapePath { */ this.currentPath = null; + /** + * An object that can be used to store custom data about the shape path. + * Mainly used by SVGLoader to store style information. + * + * @type {Object} + */ + this.userData = {}; + } /** @@ -58911,235 +58935,212 @@ class ShapePath { /** * Converts the paths into an array of shapes. * - * @param {boolean} isCCW - By default solid shapes are defined clockwise (CW) and holes are defined counterclockwise (CCW). - * If this flag is set to `true`, then those are flipped. * @return {Array} An array of shapes. */ - toShapes( isCCW ) { + toShapes() { - function toShapesNoHoles( inSubpaths ) { + // Point-in-polygon test using the even-odd ray-casting rule. Valid for + // simple (non self-intersecting) polygons. + function pointInPolygon( p, polygon ) { - const shapes = []; + let inside = false; + const n = polygon.length; - for ( let i = 0, l = inSubpaths.length; i < l; i ++ ) { + for ( let i = 0, j = n - 1; i < n; j = i ++ ) { - const tmpPath = inSubpaths[ i ]; + const a = polygon[ i ]; + const b = polygon[ j ]; - const tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; + if ( ( a.y > p.y ) !== ( b.y > p.y ) && + p.x < ( b.x - a.x ) * ( p.y - a.y ) / ( b.y - a.y ) + a.x ) { - shapes.push( tmpShape ); + inside = ! inside; + + } } - return shapes; + return inside; } - function isPointInsidePolygon( inPt, inPolygon ) { - - const polyLen = inPolygon.length; - - // inPt on polygon contour => immediate success or - // toggling of inside/outside at every single! intersection point of an edge - // with the horizontal line through inPt, left of inPt - // not counting lowerY endpoints of edges and whole edges on that line - let inside = false; - for ( let p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) { - - let edgeLowPt = inPolygon[ p ]; - let edgeHighPt = inPolygon[ q ]; - - let edgeDx = edgeHighPt.x - edgeLowPt.x; - let edgeDy = edgeHighPt.y - edgeLowPt.y; - - if ( Math.abs( edgeDy ) > Number.EPSILON ) { - - // not parallel - if ( edgeDy < 0 ) { - - edgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx; - edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy; - - } - - if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) continue; + // Returns a point guaranteed to be strictly inside the given simple + // polygon. First tries the bounding-box center; if that falls outside + // the polygon, casts a horizontal ray at the center's y and picks the + // midpoint between the first two sorted intercepts. + // + // Port of paper.js' Path#getInteriorPoint() + // https://github.com/paperjs/paper.js/blob/develop/src/path/PathItem.Boolean.js + function getInteriorPoint( polygon, boundingBox ) { - if ( inPt.y === edgeLowPt.y ) { + const point = boundingBox.getCenter( new Vector2() ); - if ( inPt.x === edgeLowPt.x ) return true; // inPt is on contour ? - // continue; // no intersection or edgeLowPt => doesn't count !!! + if ( pointInPolygon( point, polygon ) ) return point; - } else { + const y = point.y; + const intercepts = []; + const n = polygon.length; - const perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y ); - if ( perpEdge === 0 ) return true; // inPt is on contour ? - if ( perpEdge < 0 ) continue; - inside = ! inside; // true intersection left of inPt + for ( let i = 0; i < n; i ++ ) { - } + const a = polygon[ i ]; + const b = polygon[ ( i + 1 ) % n ]; - } else { + // Half-open crossing rule — counts each vertex exactly once and + // skips horizontal edges. + if ( ( a.y > y ) !== ( b.y > y ) ) { - // parallel or collinear - if ( inPt.y !== edgeLowPt.y ) continue; // parallel - // edge lies on the same horizontal line as inPt - if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) || - ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) ) return true; // inPt: Point on contour ! - // continue; + const x = a.x + ( y - a.y ) * ( b.x - a.x ) / ( b.y - a.y ); + intercepts.push( x ); } } - return inside; - - } - - const isClockWise = ShapeUtils.isClockWise; + if ( intercepts.length > 1 ) { - const subPaths = this.subPaths; - if ( subPaths.length === 0 ) return []; + intercepts.sort( ( a, b ) => a - b ); + point.x = ( intercepts[ 0 ] + intercepts[ 1 ] ) / 2; - let solid, tmpPath, tmpShape; - const shapes = []; - - if ( subPaths.length === 1 ) { + } - tmpPath = subPaths[ 0 ]; - tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - shapes.push( tmpShape ); - return shapes; + return point; } - let holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() ); - holesFirst = isCCW ? ! holesFirst : holesFirst; - - // log("Holes first", holesFirst); + // Resolve fill-rule. Defaults to 'nonzero'. + let fillRule = ( this.userData.style && this.userData.style.fillRule ) || 'nonzero'; - const betterShapeHoles = []; - const newShapes = []; - let newShapeHoles = []; - let mainIdx = 0; - let tmpPoints; + if ( fillRule !== 'nonzero' && fillRule !== 'evenodd' ) { - newShapes[ mainIdx ] = undefined; - newShapeHoles[ mainIdx ] = []; + warn( 'Fill-rule "' + fillRule + '" is not supported, falling back to "nonzero".' ); + fillRule = 'nonzero'; - for ( let i = 0, l = subPaths.length; i < l; i ++ ) { - - tmpPath = subPaths[ i ]; - tmpPoints = tmpPath.getPoints(); - solid = isClockWise( tmpPoints ); - solid = isCCW ? ! solid : solid; - - if ( solid ) { - - if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) ) mainIdx ++; + } - newShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints }; - newShapes[ mainIdx ].s.curves = tmpPath.curves; + // Predicate that decides whether a winding number falls inside the fill + // region, per the SVG fill-rule spec. Works for negative windings too, + // because JavaScript's bitwise AND preserves odd/even under two's + // complement. + const isInside = fillRule === 'nonzero' + ? ( w => w !== 0 ) + : ( w => ( w & 1 ) !== 0 ); - if ( holesFirst ) mainIdx ++; - newShapeHoles[ mainIdx ] = []; + // Build an entry per usable subpath. Self-winding follows the standard + // convention used by ShapeUtils: counter-clockwise (signed area > 0) + // contributes +1 to the winding number at an interior point, + // clockwise contributes -1. + const entries = []; - //log('cw', i); + for ( const subPath of this.subPaths ) { - } else { + const points = subPath.getPoints(); + if ( points.length < 3 ) continue; - newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } ); + const area = ShapeUtils.area( points ); + if ( area === 0 ) continue; - //log('ccw', i); + const boundingBox = new Box2(); + for ( let i = 0; i < points.length; i ++ ) boundingBox.expandByPoint( points[ i ] ); - } + entries.push( { + subPath: subPath, + points: points, + boundingBox: boundingBox, + interiorPoint: getInteriorPoint( points, boundingBox ), + absArea: Math.abs( area ), + winding: area < 0 ? -1 : 1, + container: null, + exclude: false, + role: null + } ); } - // only Holes? -> probably all Shapes with wrong orientation - if ( ! newShapes[ 0 ] ) return toShapesNoHoles( subPaths ); + // Sort by area descending. This guarantees that any subpath that could + // contain `entries[i]` is located at a smaller index and has already + // been processed when it's entries[i]'s turn. Port of paper.js' + // reorientPaths() algorithm. + entries.sort( ( a, b ) => b.absArea - a.absArea ); + // Walk already-processed entries from closest-in-size to largest, + // stopping at the innermost container. Accumulate the container's + // cumulative winding into this entry's winding so that the final value + // equals the winding number at this entry's interior point. + // + // A subpath only contributes to the fill boundary when crossing it + // actually flips the "insideness" per the fill rule; otherwise it's a + // redundant overlap and gets excluded to avoid double-counting. + for ( let i = 0; i < entries.length; i ++ ) { - if ( newShapes.length > 1 ) { + const entry = entries[ i ]; + let containerWinding = 0; - let ambiguous = false; - let toChange = 0; + for ( let j = i - 1; j >= 0; j -- ) { - for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { + const candidate = entries[ j ]; + if ( ! candidate.boundingBox.containsPoint( entry.interiorPoint ) ) continue; + if ( ! pointInPolygon( entry.interiorPoint, candidate.points ) ) continue; - betterShapeHoles[ sIdx ] = []; + entry.container = candidate.exclude ? candidate.container : candidate; + containerWinding = candidate.winding; + entry.winding += containerWinding; + break; } - for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { - - const sho = newShapeHoles[ sIdx ]; - - for ( let hIdx = 0; hIdx < sho.length; hIdx ++ ) { - - const ho = sho[ hIdx ]; - let hole_unassigned = true; - - for ( let s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) { - - if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) { - - if ( sIdx !== s2Idx ) toChange ++; - - if ( hole_unassigned ) { - - hole_unassigned = false; - betterShapeHoles[ s2Idx ].push( ho ); - - } else { + if ( isInside( entry.winding ) === isInside( containerWinding ) ) { - ambiguous = true; + entry.exclude = true; - } - - } - - } + } - if ( hole_unassigned ) { + } - betterShapeHoles[ sIdx ].push( ho ); + // Classify retained entries. An entry is an outer shape if it has no + // container or if its container is itself a hole (a solid nested inside + // a hole becomes a new top-level shape); otherwise it's a hole in its + // container. Entries were already sorted outermost-first, so each + // container's role is known by the time we look at it. + for ( const entry of entries ) { - } + if ( entry.exclude ) continue; + entry.role = ( entry.container === null || entry.container.role === 'hole' ) ? 'outer' : 'hole'; - } + } - } + // Build Shapes for outers first, then attach holes to their container's + // Shape. + const shapes = []; + const shapeByEntry = new Map(); - if ( toChange > 0 && ambiguous === false ) { + for ( const entry of entries ) { - newShapeHoles = betterShapeHoles; + if ( entry.exclude || entry.role !== 'outer' ) continue; - } + const shape = new Shape(); + shape.curves = entry.subPath.curves; + shapes.push( shape ); + shapeByEntry.set( entry, shape ); } - let tmpHoles; - - for ( let i = 0, il = newShapes.length; i < il; i ++ ) { + for ( const entry of entries ) { - tmpShape = newShapes[ i ].s; - shapes.push( tmpShape ); - tmpHoles = newShapeHoles[ i ]; + if ( entry.exclude || entry.role !== 'hole' ) continue; - for ( let j = 0, jl = tmpHoles.length; j < jl; j ++ ) { + const shape = shapeByEntry.get( entry.container ); + if ( ! shape ) continue; - tmpShape.holes.push( tmpHoles[ j ].h ); - - } + const hole = new Path(); + hole.curves = entry.subPath.curves; + shape.holes.push( hole ); } - //log("shape", shapes); - return shapes; + } } @@ -62309,8 +62310,9 @@ class PMREMGenerator { /** * Generates a PMREM from an equirectangular texture, which can be either LDR - * or HDR. The ideal input image size is 1k (1024 x 512), - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input image size is 1k (1024 x 512), as this matches best + * with the 256 x 256 cubemap output. The minimum supported input image size + * is 64 x 32. * * @param {Texture} equirectangular - The equirectangular texture to be converted. * @param {?WebGLRenderTarget} [renderTarget=null] - The render target to use. @@ -62324,8 +62326,9 @@ class PMREMGenerator { /** * Generates a PMREM from an cubemap texture, which can be either LDR - * or HDR. The ideal input cube size is 256 x 256, - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input cube size is 256 x 256, as this matches best + * with the 256 x 256 cubemap output. The minimum supported input cube + * size is 16 x 16 per face. * * @param {Texture} cubemap - The cubemap texture to be converted. * @param {?WebGLRenderTarget} [renderTarget=null] - The render target to use. @@ -64363,13 +64366,14 @@ const toneMappingMap = { [ CustomToneMapping ]: 'CUSTOM_TONE_MAPPING' }; -function WebGLOutput( type, width, height, depth, stencil ) { +function WebGLOutput( type, width, height, antialias, depth, stencil ) { // render targets for scene and post-processing const targetA = new WebGLRenderTarget( width, height, { type: type, depthBuffer: depth, stencilBuffer: stencil, + samples: antialias ? 4 : 0, depthTexture: depth ? new DepthTexture( width, height ) : undefined } ); @@ -66689,7 +66693,7 @@ function WebGLProgram( renderer, cacheKey, parameters, bindingStates ) { const fragmentErrors = getShaderErrors( gl, glFragmentShader, 'fragment' ); error( - 'THREE.WebGLProgram: Shader Error ' + gl.getError() + ' - ' + + 'WebGLProgram: Shader Error ' + gl.getError() + ' - ' + 'VALIDATE_STATUS ' + gl.getProgramParameter( program, gl.VALIDATE_STATUS ) + '\n\n' + 'Material Name: ' + self.name + '\n' + 'Material Type: ' + self.type + '\n\n' + @@ -76054,7 +76058,7 @@ class WebGLRenderer { if ( _outputBufferType !== UnsignedByteType ) { - output = new WebGLOutput( _outputBufferType, canvas.width, canvas.height, depth, stencil ); + output = new WebGLOutput( _outputBufferType, canvas.width, canvas.height, antialias, depth, stencil ); } @@ -76238,7 +76242,7 @@ class WebGLRenderer { if ( _outputBufferType === UnsignedByteType ) { - error( 'THREE.WebGLRenderer: setEffects() requires outputBufferType set to HalfFloatType or FloatType.' ); + error( 'WebGLRenderer: setEffects() requires outputBufferType set to HalfFloatType or FloatType.' ); return; } @@ -76249,7 +76253,7 @@ class WebGLRenderer { if ( effects[ i ].isOutputPass === true ) { - warn( 'THREE.WebGLRenderer: OutputPass is not needed in setEffects(). Tone mapping and color space conversion are applied automatically.' ); + warn( 'WebGLRenderer: OutputPass is not needed in setEffects(). Tone mapping and color space conversion are applied automatically.' ); break; } diff --git a/build/three.core.js b/build/three.core.js index 296db24d832a9f..688846c739000f 100644 --- a/build/three.core.js +++ b/build/three.core.js @@ -20972,7 +20972,11 @@ class Material extends EventDispatcher { currentValue.set( newValue ); - } else if ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) { + } else if ( + ( ( currentValue && currentValue.isVector2 ) && ( newValue && newValue.isVector2 ) ) || + ( ( currentValue && currentValue.isEuler ) && ( newValue && newValue.isEuler ) ) || + ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) + ) { currentValue.copy( newValue ); @@ -38095,7 +38099,9 @@ class MeshStandardMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39018,7 +39024,9 @@ class MeshPhongMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39418,7 +39426,9 @@ class MeshToonMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39641,7 +39651,9 @@ class MeshNormalMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -39902,7 +39914,9 @@ class MeshLambertMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -40500,7 +40514,9 @@ class MeshMatcapMaterial extends Material { * displaced vertices can cast shadows, block other objects, and otherwise * act as real geometry. The displacement texture is an image where the value * of each pixel (white being the highest) is mapped against, and - * repositions, the vertices of the mesh. + * repositions, the vertices of the mesh. For best results, pair a + * displacement map with a matching normal map, since the renderer can + * not recompute surface normals from the displaced vertices. * * @type {?Texture} * @default null @@ -58840,6 +58856,14 @@ class ShapePath { */ this.currentPath = null; + /** + * An object that can be used to store custom data about the shape path. + * Mainly used by SVGLoader to store style information. + * + * @type {Object} + */ + this.userData = {}; + } /** @@ -58931,235 +58955,212 @@ class ShapePath { /** * Converts the paths into an array of shapes. * - * @param {boolean} isCCW - By default solid shapes are defined clockwise (CW) and holes are defined counterclockwise (CCW). - * If this flag is set to `true`, then those are flipped. * @return {Array} An array of shapes. */ - toShapes( isCCW ) { + toShapes() { - function toShapesNoHoles( inSubpaths ) { + // Point-in-polygon test using the even-odd ray-casting rule. Valid for + // simple (non self-intersecting) polygons. + function pointInPolygon( p, polygon ) { - const shapes = []; + let inside = false; + const n = polygon.length; - for ( let i = 0, l = inSubpaths.length; i < l; i ++ ) { + for ( let i = 0, j = n - 1; i < n; j = i ++ ) { - const tmpPath = inSubpaths[ i ]; + const a = polygon[ i ]; + const b = polygon[ j ]; - const tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; + if ( ( a.y > p.y ) !== ( b.y > p.y ) && + p.x < ( b.x - a.x ) * ( p.y - a.y ) / ( b.y - a.y ) + a.x ) { - shapes.push( tmpShape ); + inside = ! inside; + + } } - return shapes; + return inside; } - function isPointInsidePolygon( inPt, inPolygon ) { - - const polyLen = inPolygon.length; - - // inPt on polygon contour => immediate success or - // toggling of inside/outside at every single! intersection point of an edge - // with the horizontal line through inPt, left of inPt - // not counting lowerY endpoints of edges and whole edges on that line - let inside = false; - for ( let p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) { - - let edgeLowPt = inPolygon[ p ]; - let edgeHighPt = inPolygon[ q ]; - - let edgeDx = edgeHighPt.x - edgeLowPt.x; - let edgeDy = edgeHighPt.y - edgeLowPt.y; - - if ( Math.abs( edgeDy ) > Number.EPSILON ) { - - // not parallel - if ( edgeDy < 0 ) { - - edgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx; - edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy; - - } - - if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) continue; + // Returns a point guaranteed to be strictly inside the given simple + // polygon. First tries the bounding-box center; if that falls outside + // the polygon, casts a horizontal ray at the center's y and picks the + // midpoint between the first two sorted intercepts. + // + // Port of paper.js' Path#getInteriorPoint() + // https://github.com/paperjs/paper.js/blob/develop/src/path/PathItem.Boolean.js + function getInteriorPoint( polygon, boundingBox ) { - if ( inPt.y === edgeLowPt.y ) { + const point = boundingBox.getCenter( new Vector2() ); - if ( inPt.x === edgeLowPt.x ) return true; // inPt is on contour ? - // continue; // no intersection or edgeLowPt => doesn't count !!! + if ( pointInPolygon( point, polygon ) ) return point; - } else { + const y = point.y; + const intercepts = []; + const n = polygon.length; - const perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y ); - if ( perpEdge === 0 ) return true; // inPt is on contour ? - if ( perpEdge < 0 ) continue; - inside = ! inside; // true intersection left of inPt + for ( let i = 0; i < n; i ++ ) { - } + const a = polygon[ i ]; + const b = polygon[ ( i + 1 ) % n ]; - } else { + // Half-open crossing rule — counts each vertex exactly once and + // skips horizontal edges. + if ( ( a.y > y ) !== ( b.y > y ) ) { - // parallel or collinear - if ( inPt.y !== edgeLowPt.y ) continue; // parallel - // edge lies on the same horizontal line as inPt - if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) || - ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) ) return true; // inPt: Point on contour ! - // continue; + const x = a.x + ( y - a.y ) * ( b.x - a.x ) / ( b.y - a.y ); + intercepts.push( x ); } } - return inside; - - } - - const isClockWise = ShapeUtils.isClockWise; + if ( intercepts.length > 1 ) { - const subPaths = this.subPaths; - if ( subPaths.length === 0 ) return []; + intercepts.sort( ( a, b ) => a - b ); + point.x = ( intercepts[ 0 ] + intercepts[ 1 ] ) / 2; - let solid, tmpPath, tmpShape; - const shapes = []; - - if ( subPaths.length === 1 ) { + } - tmpPath = subPaths[ 0 ]; - tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - shapes.push( tmpShape ); - return shapes; + return point; } - let holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() ); - holesFirst = isCCW ? ! holesFirst : holesFirst; - - // log("Holes first", holesFirst); + // Resolve fill-rule. Defaults to 'nonzero'. + let fillRule = ( this.userData.style && this.userData.style.fillRule ) || 'nonzero'; - const betterShapeHoles = []; - const newShapes = []; - let newShapeHoles = []; - let mainIdx = 0; - let tmpPoints; + if ( fillRule !== 'nonzero' && fillRule !== 'evenodd' ) { - newShapes[ mainIdx ] = undefined; - newShapeHoles[ mainIdx ] = []; + warn( 'Fill-rule "' + fillRule + '" is not supported, falling back to "nonzero".' ); + fillRule = 'nonzero'; - for ( let i = 0, l = subPaths.length; i < l; i ++ ) { - - tmpPath = subPaths[ i ]; - tmpPoints = tmpPath.getPoints(); - solid = isClockWise( tmpPoints ); - solid = isCCW ? ! solid : solid; - - if ( solid ) { - - if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) ) mainIdx ++; + } - newShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints }; - newShapes[ mainIdx ].s.curves = tmpPath.curves; + // Predicate that decides whether a winding number falls inside the fill + // region, per the SVG fill-rule spec. Works for negative windings too, + // because JavaScript's bitwise AND preserves odd/even under two's + // complement. + const isInside = fillRule === 'nonzero' + ? ( w => w !== 0 ) + : ( w => ( w & 1 ) !== 0 ); - if ( holesFirst ) mainIdx ++; - newShapeHoles[ mainIdx ] = []; + // Build an entry per usable subpath. Self-winding follows the standard + // convention used by ShapeUtils: counter-clockwise (signed area > 0) + // contributes +1 to the winding number at an interior point, + // clockwise contributes -1. + const entries = []; - //log('cw', i); + for ( const subPath of this.subPaths ) { - } else { + const points = subPath.getPoints(); + if ( points.length < 3 ) continue; - newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } ); + const area = ShapeUtils.area( points ); + if ( area === 0 ) continue; - //log('ccw', i); + const boundingBox = new Box2(); + for ( let i = 0; i < points.length; i ++ ) boundingBox.expandByPoint( points[ i ] ); - } + entries.push( { + subPath: subPath, + points: points, + boundingBox: boundingBox, + interiorPoint: getInteriorPoint( points, boundingBox ), + absArea: Math.abs( area ), + winding: area < 0 ? -1 : 1, + container: null, + exclude: false, + role: null + } ); } - // only Holes? -> probably all Shapes with wrong orientation - if ( ! newShapes[ 0 ] ) return toShapesNoHoles( subPaths ); + // Sort by area descending. This guarantees that any subpath that could + // contain `entries[i]` is located at a smaller index and has already + // been processed when it's entries[i]'s turn. Port of paper.js' + // reorientPaths() algorithm. + entries.sort( ( a, b ) => b.absArea - a.absArea ); + // Walk already-processed entries from closest-in-size to largest, + // stopping at the innermost container. Accumulate the container's + // cumulative winding into this entry's winding so that the final value + // equals the winding number at this entry's interior point. + // + // A subpath only contributes to the fill boundary when crossing it + // actually flips the "insideness" per the fill rule; otherwise it's a + // redundant overlap and gets excluded to avoid double-counting. + for ( let i = 0; i < entries.length; i ++ ) { - if ( newShapes.length > 1 ) { + const entry = entries[ i ]; + let containerWinding = 0; - let ambiguous = false; - let toChange = 0; + for ( let j = i - 1; j >= 0; j -- ) { - for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { + const candidate = entries[ j ]; + if ( ! candidate.boundingBox.containsPoint( entry.interiorPoint ) ) continue; + if ( ! pointInPolygon( entry.interiorPoint, candidate.points ) ) continue; - betterShapeHoles[ sIdx ] = []; + entry.container = candidate.exclude ? candidate.container : candidate; + containerWinding = candidate.winding; + entry.winding += containerWinding; + break; } - for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { - - const sho = newShapeHoles[ sIdx ]; - - for ( let hIdx = 0; hIdx < sho.length; hIdx ++ ) { - - const ho = sho[ hIdx ]; - let hole_unassigned = true; - - for ( let s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) { - - if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) { - - if ( sIdx !== s2Idx ) toChange ++; - - if ( hole_unassigned ) { - - hole_unassigned = false; - betterShapeHoles[ s2Idx ].push( ho ); - - } else { + if ( isInside( entry.winding ) === isInside( containerWinding ) ) { - ambiguous = true; + entry.exclude = true; - } - - } - - } + } - if ( hole_unassigned ) { + } - betterShapeHoles[ sIdx ].push( ho ); + // Classify retained entries. An entry is an outer shape if it has no + // container or if its container is itself a hole (a solid nested inside + // a hole becomes a new top-level shape); otherwise it's a hole in its + // container. Entries were already sorted outermost-first, so each + // container's role is known by the time we look at it. + for ( const entry of entries ) { - } + if ( entry.exclude ) continue; + entry.role = ( entry.container === null || entry.container.role === 'hole' ) ? 'outer' : 'hole'; - } + } - } + // Build Shapes for outers first, then attach holes to their container's + // Shape. + const shapes = []; + const shapeByEntry = new Map(); - if ( toChange > 0 && ambiguous === false ) { + for ( const entry of entries ) { - newShapeHoles = betterShapeHoles; + if ( entry.exclude || entry.role !== 'outer' ) continue; - } + const shape = new Shape(); + shape.curves = entry.subPath.curves; + shapes.push( shape ); + shapeByEntry.set( entry, shape ); } - let tmpHoles; - - for ( let i = 0, il = newShapes.length; i < il; i ++ ) { + for ( const entry of entries ) { - tmpShape = newShapes[ i ].s; - shapes.push( tmpShape ); - tmpHoles = newShapeHoles[ i ]; + if ( entry.exclude || entry.role !== 'hole' ) continue; - for ( let j = 0, jl = tmpHoles.length; j < jl; j ++ ) { + const shape = shapeByEntry.get( entry.container ); + if ( ! shape ) continue; - tmpShape.holes.push( tmpHoles[ j ].h ); - - } + const hole = new Path(); + hole.curves = entry.subPath.curves; + shape.holes.push( hole ); } - //log("shape", shapes); - return shapes; + } } diff --git a/build/three.core.min.js b/build/three.core.min.js index cb1e9bd5d7addf..6bd704785352c4 100644 --- a/build/three.core.min.js +++ b/build/three.core.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -const t="185dev",e={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},i={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},s=0,r=1,n=2,a=3,o=0,h=1,l=2,c=3,u=0,d=1,p=2,m=0,y=1,g=2,f=3,x=4,b=5,v=6,w=100,M=101,S=102,_=103,A=104,T=200,z=201,C=202,I=203,B=204,k=205,O=206,P=207,R=208,N=209,V=210,E=211,F=212,L=213,j=214,D=0,U=1,W=2,q=3,J=4,X=5,Y=6,H=7,Z=0,G=1,$=2,Q=0,K=1,tt=2,et=3,it=4,st=5,rt=6,nt=7,at="attached",ot="detached",ht=300,lt=301,ct=302,ut=303,dt=304,pt=306,mt=1e3,yt=1001,gt=1002,ft=1003,xt=1004,bt=1004,vt=1005,wt=1005,Mt=1006,St=1007,_t=1007,At=1008,Tt=1008,zt=1009,Ct=1010,It=1011,Bt=1012,kt=1013,Ot=1014,Pt=1015,Rt=1016,Nt=1017,Vt=1018,Et=1020,Ft=35902,Lt=35899,jt=1021,Dt=1022,Ut=1023,Wt=1026,qt=1027,Jt=1028,Xt=1029,Yt=1030,Ht=1031,Zt=1032,Gt=1033,$t=33776,Qt=33777,Kt=33778,te=33779,ee=35840,ie=35841,se=35842,re=35843,ne=36196,ae=37492,oe=37496,he=37488,le=37489,ce=37490,ue=37491,de=37808,pe=37809,me=37810,ye=37811,ge=37812,fe=37813,xe=37814,be=37815,ve=37816,we=37817,Me=37818,Se=37819,_e=37820,Ae=37821,Te=36492,ze=36494,Ce=36495,Ie=36283,Be=36284,ke=36285,Oe=36286,Pe=2200,Re=2201,Ne=2202,Ve=2300,Ee=2301,Fe=2302,Le=2303,je=2400,De=2401,Ue=2402,We=2500,qe=2501,Je=0,Xe=1,Ye=2,He=3200,Ze=3201,Ge=3202,$e=3203,Qe=0,Ke=1,ti="",ei="srgb",ii="srgb-linear",si="linear",ri="srgb",ni="",ai="rg",oi="ga",hi=0,li=7680,ci=7681,ui=7682,di=7683,pi=34055,mi=34056,yi=5386,gi=512,fi=513,xi=514,bi=515,vi=516,wi=517,Mi=518,Si=519,_i=512,Ai=513,Ti=514,zi=515,Ci=516,Ii=517,Bi=518,ki=519,Oi=35044,Pi=35048,Ri=35040,Ni=35045,Vi=35049,Ei=35041,Fi=35046,Li=35050,ji=35042,Di="100",Ui="300 es",Wi=2e3,qi=2001,Ji={COMPUTE:"compute",RENDER:"render"},Xi={PERSPECTIVE:"perspective",LINEAR:"linear",FLAT:"flat"},Yi={NORMAL:"normal",CENTROID:"centroid",SAMPLE:"sample",FIRST:"first",EITHER:"either"},Hi={TEXTURE_COMPARE:"depthTextureCompare"};const Zi={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function Gi(t,e){return new Zi[t](e)}function $i(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function Qi(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Ki(){const t=Qi("canvas");return t.style.display="block",t}const ts={};let es=null;function is(t){es=t}function ss(){return es}function rs(...t){const e="THREE."+t.shift();es?es("log",e,...t):console.log(e,...t)}function ns(t){const e=t[0];if("string"==typeof e&&e.startsWith("TSL:")){const e=t[1];e&&e.isStackTrace?t[0]+=" "+e.getLocation():t[1]='Stack trace not available. 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As{constructor(t=0,e=0,i=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=s}static slerpFlat(t,e,i,s,r,n,a){let o=i[s+0],h=i[s+1],l=i[s+2],c=i[s+3],u=r[n+0],d=r[n+1],p=r[n+2],m=r[n+3];if(c!==m||o!==u||h!==d||l!==p){let t=o*u+h*d+l*p+c*m;t<0&&(u=-u,d=-d,p=-p,m=-m,t=-t);let e=1-a;if(t<.9995){const i=Math.acos(t),s=Math.sin(i);e=Math.sin(e*i)/s,o=o*e+u*(a=Math.sin(a*i)/s),h=h*e+d*a,l=l*e+p*a,c=c*e+m*a}else{o=o*e+u*a,h=h*e+d*a,l=l*e+p*a,c=c*e+m*a;const t=1/Math.sqrt(o*o+h*h+l*l+c*c);o*=t,h*=t,l*=t,c*=t}}t[e]=o,t[e+1]=h,t[e+2]=l,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,s,r,n){const a=i[s],o=i[s+1],h=i[s+2],l=i[s+3],c=r[n],u=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*c+o*d-h*u,t[e+1]=o*p+l*u+h*c-a*d,t[e+2]=h*p+l*d+a*u-o*c,t[e+3]=l*p-a*c-o*u-h*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,s=t._y,r=t._z,n=t._order,a=Math.cos,o=Math.sin,h=a(i/2),l=a(s/2),c=a(r/2),u=o(i/2),d=o(s/2),p=o(r/2);switch(n){case"XYZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"YXZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"ZXY":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"ZYX":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"YZX":this._x=u*l*c+h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c-u*d*p;break;case"XZY":this._x=u*l*c-h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c+u*d*p;break;default:as("Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,s=Math.sin(i);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(xs(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=this.dot(t);a<0&&(i=-i,s=-s,r=-r,n=-n,a=-a);let o=1-e;if(a<.9995){const t=Math.acos(a),h=Math.sin(t);o=Math.sin(o*t)/h,e=Math.sin(e*t)/h,this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this._onChangeCallback()}else this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this.normalize();return this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ts{static{Ts.prototype.isVector3=!0}constructor(t=0,e=0,i=0){this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Cs.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Cs.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){const e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),c=2*(r*i-n*e);return this.x=e+o*h+n*c-a*l,this.y=i+o*l+a*h-r*c,this.z=s+o*c+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=xs(this.x,t.x,e.x),this.y=xs(this.y,t.y,e.y),this.z=xs(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=xs(this.x,t,e),this.y=xs(this.y,t,e),this.z=xs(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(xs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return zs.copy(this).projectOnVector(t),this.sub(zs)}reflect(t){return this.sub(zs.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(xs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const zs=new Ts,Cs=new As;class Is{static{Is.prototype.isMatrix3=!0}constructor(t,e,i,s,r,n,a,o,h){this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}set(t,e,i,s,r,n,a,o,h){const l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=s[0],y=s[3],g=s[6],f=s[1],x=s[4],b=s[7],v=s[2],w=s[5],M=s[8];return r[0]=n*m+a*f+o*v,r[3]=n*y+a*x+o*w,r[6]=n*g+a*b+o*M,r[1]=h*m+l*f+c*v,r[4]=h*y+l*x+c*w,r[7]=h*g+l*b+c*M,r[2]=u*m+d*f+p*v,r[5]=u*y+d*x+p*w,r[8]=u*g+d*b+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],c=l*n-a*h,u=a*o-l*r,d=h*r-n*o,p=e*c+i*u+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=u*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){const o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Bs.makeScale(t,e)),this}rotate(t){return this.premultiply(Bs.makeRotation(-t)),this}translate(t,e){return this.premultiply(Bs.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const Bs=new Is,ks=(new Is).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Os=(new Is).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ps(){const t={enabled:!0,workingColorSpace:ii,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ri&&(t.r=Ns(t.r),t.g=Ns(t.g),t.b=Ns(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ri&&(t.r=Vs(t.r),t.g=Vs(t.g),t.b=Vs(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?si:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return hs("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return hs("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ii]:{primaries:e,whitePoint:s,transfer:si,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ei},outputColorSpaceConfig:{drawingBufferColorSpace:ei}},[ei]:{primaries:e,whitePoint:s,transfer:ri,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ei}}}),t}const Rs=Ps();function Ns(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Vs(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Es;class Fs{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===Es&&(Es=Qi("canvas")),Es.width=t.width,Es.height=t.height;const e=Es.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=Es}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Qi("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t1),this.pmremVersion=0,this.normalized=!1}get width(){return this.source.getSize(Ws).x}get height(){return this.source.getSize(Ws).y}get depth(){return this.source.getSize(Ws).z}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.normalized=t.normalized,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){as(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i:as(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,normalized:this.normalized,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==ht)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case mt:t.x=t.x-Math.floor(t.x);break;case yt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case mt:t.y=t.y-Math.floor(t.y);break;case yt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}qs.DEFAULT_IMAGE=null,qs.DEFAULT_MAPPING=ht,qs.DEFAULT_ANISOTROPY=1;class Js{static{Js.prototype.isVector4=!0}constructor(t=0,e=0,i=0,s=1){this.x=t,this.y=e,this.z=i,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r;const n=.01,a=.1,o=t.elements,h=o[0],l=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],y=o[6],g=o[10];if(Math.abs(l-u)o&&t>f?tf?o1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),null!==this.pivot&&(s.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e0){s.children=[];for(let e=0;e0){s.animations=[];for(let e=0;e0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),c.length>0&&(i.nodes=c)}return i.object=s,i;function n(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.pivot=null!==t.pivot?t.pivot.clone():null,this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;eo+l?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=o-l&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,o.eventsEnabled&&o.dispatchEvent({type:"gripUpdated",data:t,target:this})));null!==a&&(s=e.getPose(t.targetRaySpace,i),null===s&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(zr)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Tr;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}const Ir={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Br={h:0,s:0,l:0},kr={h:0,s:0,l:0};function Or(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Pr{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ei){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Rs.colorSpaceToWorking(this,e),this}setRGB(t,e,i,s=Rs.workingColorSpace){return this.r=t,this.g=e,this.b=i,Rs.colorSpaceToWorking(this,s),this}setHSL(t,e,i,s=Rs.workingColorSpace){if(t=bs(t,1),e=xs(e,0,1),i=xs(i,0,1),0===e)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=Or(r,s,t+1/3),this.g=Or(r,s,t),this.b=Or(r,s,t-1/3)}return Rs.colorSpaceToWorking(this,s),this}setStyle(t,e=ei){function i(e){void 0!==e&&parseFloat(e)<1&&as("Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const n=s[1],a=s[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:as("Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=s[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);as("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ei){const i=Ir[t.toLowerCase()];return void 0!==i?this.setHex(i,e):as("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Ns(t.r),this.g=Ns(t.g),this.b=Ns(t.b),this}copyLinearToSRGB(t){return this.r=Vs(t.r),this.g=Vs(t.g),this.b=Vs(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ei){return Rs.workingToColorSpace(Rr.copy(this),t),65536*Math.round(xs(255*Rr.r,0,255))+256*Math.round(xs(255*Rr.g,0,255))+Math.round(xs(255*Rr.b,0,255))}getHexString(t=ei){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Rs.workingColorSpace){Rs.workingToColorSpace(Rr.copy(this),e);const i=Rr.r,s=Rr.g,r=Rr.b,n=Math.max(i,s,r),a=Math.min(i,s,r);let o,h;const l=(a+n)/2;if(a===n)o=0,h=0;else{const t=n-a;switch(h=l<=.5?t/(n+a):t/(2-n-a),n){case i:o=(s-r)/t+(s0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const Fr=new Ts,Lr=new Ts,jr=new Ts,Dr=new Ts,Ur=new Ts,Wr=new Ts,qr=new Ts,Jr=new Ts,Xr=new Ts,Yr=new Ts,Hr=new Js,Zr=new Js,Gr=new Js;class $r{constructor(t=new Ts,e=new Ts,i=new Ts){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,s){s.subVectors(i,e),Fr.subVectors(t,e),s.cross(Fr);const r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){Fr.subVectors(s,e),Lr.subVectors(i,e),jr.subVectors(t,e);const n=Fr.dot(Fr),a=Fr.dot(Lr),o=Fr.dot(jr),h=Lr.dot(Lr),l=Lr.dot(jr),c=n*h-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(h*o-a*l)*u,p=(n*l-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,Dr)&&(Dr.x>=0&&Dr.y>=0&&Dr.x+Dr.y<=1)}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,Dr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,Dr.x),o.addScaledVector(n,Dr.y),o.addScaledVector(a,Dr.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return Hr.setScalar(0),Zr.setScalar(0),Gr.setScalar(0),Hr.fromBufferAttribute(t,e),Zr.fromBufferAttribute(t,i),Gr.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(Hr,r.x),n.addScaledVector(Zr,r.y),n.addScaledVector(Gr,r.z),n}static isFrontFacing(t,e,i,s){return Fr.subVectors(i,e),Lr.subVectors(t,e),Fr.cross(Lr).dot(s)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Fr.subVectors(this.c,this.b),Lr.subVectors(this.a,this.b),.5*Fr.cross(Lr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return $r.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return $r.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return $r.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return $r.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return $r.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,s=this.b,r=this.c;let n,a;Ur.subVectors(s,i),Wr.subVectors(r,i),Jr.subVectors(t,i);const o=Ur.dot(Jr),h=Wr.dot(Jr);if(o<=0&&h<=0)return e.copy(i);Xr.subVectors(t,s);const l=Ur.dot(Xr),c=Wr.dot(Xr);if(l>=0&&c<=l)return e.copy(s);const u=o*c-l*h;if(u<=0&&o>=0&&l<=0)return n=o/(o-l),e.copy(i).addScaledVector(Ur,n);Yr.subVectors(t,r);const d=Ur.dot(Yr),p=Wr.dot(Yr);if(p>=0&&d<=p)return e.copy(r);const m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return a=h/(h-p),e.copy(i).addScaledVector(Wr,a);const y=l*p-d*c;if(y<=0&&c-l>=0&&d-p>=0)return qr.subVectors(r,s),a=(c-l)/(c-l+(d-p)),e.copy(s).addScaledVector(qr,a);const g=1/(y+m+u);return n=m*g,a=u*g,e.copy(i).addScaledVector(Ur,n).addScaledVector(Wr,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class Qr{constructor(t=new Ts(1/0,1/0,1/0),e=new Ts(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,tn),tn.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(ln),cn.subVectors(this.max,ln),sn.subVectors(t.a,ln),rn.subVectors(t.b,ln),nn.subVectors(t.c,ln),an.subVectors(rn,sn),on.subVectors(nn,rn),hn.subVectors(sn,nn);let e=[0,-an.z,an.y,0,-on.z,on.y,0,-hn.z,hn.y,an.z,0,-an.x,on.z,0,-on.x,hn.z,0,-hn.x,-an.y,an.x,0,-on.y,on.x,0,-hn.y,hn.x,0];return!!pn(e,sn,rn,nn,cn)&&(e=[1,0,0,0,1,0,0,0,1],!!pn(e,sn,rn,nn,cn)&&(un.crossVectors(an,on),e=[un.x,un.y,un.z],pn(e,sn,rn,nn,cn)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,tn).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(tn).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Kr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Kr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Kr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Kr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Kr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Kr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Kr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Kr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Kr)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Kr=[new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts],tn=new Ts,en=new Qr,sn=new Ts,rn=new Ts,nn=new Ts,an=new Ts,on=new Ts,hn=new Ts,ln=new Ts,cn=new Ts,un=new Ts,dn=new Ts;function pn(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){dn.fromArray(t,n);const a=r.x*Math.abs(dn.x)+r.y*Math.abs(dn.y)+r.z*Math.abs(dn.z),o=e.dot(dn),h=i.dot(dn),l=s.dot(dn);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}const mn=yn();function yn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),s=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(s[t]=0,s[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(s[t]=1024>>-e-14,s[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(s[t]=e+15<<10,s[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(s[t]=31744,s[256|t]=64512,r[t]=24,r[256|t]=24):(s[t]=31744,s[256|t]=64512,r[t]=13,r[256|t]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,n[t]=e|i}for(let t=1024;t<2048;++t)n[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:s,shiftTable:r,mantissaTable:n,exponentTable:a,offsetTable:o}}function gn(t){Math.abs(t)>65504&&as("DataUtils.toHalfFloat(): Value out of range."),t=xs(t,-65504,65504),mn.floatView[0]=t;const e=mn.uint32View[0],i=e>>23&511;return mn.baseTable[i]+((8388607&e)>>mn.shiftTable[i])}function fn(t){const e=t>>10;return mn.uint32View[0]=mn.mantissaTable[mn.offsetTable[e]+(1023&t)]+mn.exponentTable[e],mn.floatView[0]}class xn{static toHalfFloat(t){return gn(t)}static fromHalfFloat(t){return fn(t)}}const bn=new Ts,vn=new _s;let wn=0;class Mn extends ds{constructor(t,e,i=!1){if(super(),Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:wn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Oi,this.updateRanges=[],this.gpuType=Pt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;sthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Pn.subVectors(t,this.center);const e=Pn.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Pn,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Rn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Pn.copy(t.center).add(Rn)),this.expandByPoint(Pn.copy(t.center).sub(Rn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let Vn=0;const En=new Qs,Fn=new Ar,Ln=new Ts,jn=new Qr,Dn=new Qr,Un=new Ts;class Wn extends ds{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Vn++}),this.uuid=fs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?In:zn)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Is).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return En.makeRotationFromQuaternion(t),this.applyMatrix4(En),this}rotateX(t){return En.makeRotationX(t),this.applyMatrix4(En),this}rotateY(t){return En.makeRotationY(t),this.applyMatrix4(En),this}rotateZ(t){return En.makeRotationZ(t),this.applyMatrix4(En),this}translate(t,e,i){return En.makeTranslation(t,e,i),this.applyMatrix4(En),this}scale(t,e,i){return En.makeScale(t,e,i),this.applyMatrix4(En),this}lookAt(t){return Fn.lookAt(t),Fn.updateMatrix(),this.applyMatrix4(Fn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ln).negate(),this.translate(Ln.x,Ln.y,Ln.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let i=0,s=t.length;ie.count&&as("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return os("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ts(-1/0,-1/0,-1/0),new Ts(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const s=i[e];t.data.attributes[e]=s.toJSON(t.data)}const s={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const s=t.attributes;for(const t in s){const i=s[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],s=r[t];for(let t=0,r=s.length;t0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){as(`Material: parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i:as(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),100!==this.blendEquation&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==li&&(i.stencilFail=this.stencilFail),this.stencilZFail!==li&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==li&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!1===this.allowOverride&&(i.allowOverride=!1),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Gn extends Zn{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Pr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const $n=new Ts,Qn=new Ts,Kn=new Ts,ta=new _s,ea=new _s,ia=new Qs,sa=new Ts,ra=new Ts,na=new Ts,aa=new _s,oa=new _s,ha=new _s;class la extends Ar{constructor(t=new Gn){if(super(),this.isSprite=!0,this.type="Sprite",void 0===Yn){Yn=new Wn;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new qn(t,5);Yn.setIndex([0,1,2,0,2,3]),Yn.setAttribute("position",new Xn(e,3,0,!1)),Yn.setAttribute("uv",new Xn(e,2,3,!1))}this.geometry=Yn,this.material=t,this.center=new _s(.5,.5),this.count=1}raycast(t,e){null===t.camera&&os('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Qn.setFromMatrixScale(this.matrixWorld),ia.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Kn.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Qn.multiplyScalar(-Kn.z);const i=this.material.rotation;let s,r;0!==i&&(r=Math.cos(i),s=Math.sin(i));const n=this.center;ca(sa.set(-.5,-.5,0),Kn,n,Qn,s,r),ca(ra.set(.5,-.5,0),Kn,n,Qn,s,r),ca(na.set(.5,.5,0),Kn,n,Qn,s,r),aa.set(0,0),oa.set(1,0),ha.set(1,1);let a=t.ray.intersectTriangle(sa,ra,na,!1,$n);if(null===a&&(ca(ra.set(-.5,.5,0),Kn,n,Qn,s,r),oa.set(0,1),a=t.ray.intersectTriangle(sa,na,ra,!1,$n),null===a))return;const o=t.ray.origin.distanceTo($n);ot.far||e.push({distance:o,point:$n.clone(),uv:$r.getInterpolation($n,sa,ra,na,aa,oa,ha,new _s),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function ca(t,e,i,s,r,n){ta.subVectors(t,i).addScalar(.5).multiply(s),void 0!==r?(ea.x=n*ta.x-r*ta.y,ea.y=r*ta.x+n*ta.y):ea.copy(ta),t.copy(e),t.x+=ea.x,t.y+=ea.y,t.applyMatrix4(ia)}const ua=new Ts,da=new Ts;class pa extends Ar{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,s;for(i=1,s=e.length;i0){ua.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ua);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ua.setFromMatrixPosition(t.matrixWorld),da.setFromMatrixPosition(this.matrixWorld);const i=ua.distanceTo(da)/t.zoom;let s,r;for(e[0].object.visible=!0,s=1,r=e.length;s=t))break;e[s-1].object.visible=!1,e[s].object.visible=!0}for(this._currentLevel=s-1;s0)if(c=n*o-a,u=n*a-o,p=r*l,c>=0)if(u>=-p)if(u<=p){const t=1/l;c*=t,u*=t,d=c*(c+n*u+2*a)+u*(n*c+u+2*o)+h}else u=r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u=-r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u<=-p?(c=Math.max(0,-(-n*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+h):(c=Math.max(0,-(n*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h);else u=n>0?-r:r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,c),s&&s.copy(ya).addScaledVector(ga,u),d}intersectSphere(t,e){ma.subVectors(t.center,this.origin);const i=ma.dot(this.direction),s=ma.dot(ma)-i*i,r=t.radius*t.radius;if(s>r)return null;const n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,s,r,n,a,o;const h=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,u=this.origin;return h>=0?(i=(t.min.x-u.x)*h,s=(t.max.x-u.x)*h):(i=(t.max.x-u.x)*h,s=(t.min.x-u.x)*h),l>=0?(r=(t.min.y-u.y)*l,n=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,n=(t.min.y-u.y)*l),i>n||r>s?null:((r>i||isNaN(i))&&(i=r),(n=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>s?null:((a>i||i!=i)&&(i=a),(o=0?i:s,e)))}intersectsBox(t){return null!==this.intersectBox(t,ma)}intersectTriangle(t,e,i,s,r){xa.subVectors(e,t),ba.subVectors(i,t),va.crossVectors(xa,ba);let n,a=this.direction.dot(va);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}fa.subVectors(this.origin,t);const o=n*this.direction.dot(ba.crossVectors(fa,ba));if(o<0)return null;const h=n*this.direction.dot(xa.cross(fa));if(h<0)return null;if(o+h>a)return null;const l=-n*fa.dot(va);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ma extends Zn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Sa=new Qs,_a=new wa,Aa=new Nn,Ta=new Ts,za=new Ts,Ca=new Ts,Ia=new Ts,Ba=new Ts,ka=new Ts,Oa=new Ts,Pa=new Ts;class Ra extends Ar{constructor(t=new Wn,e=new Ma){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}Sa.copy(r).invert(),_a.copy(t.ray).applyMatrix4(Sa),null!==i.boundingBox&&!1===_a.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,_a)}}_computeIntersections(t,e,i){let s;const r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=u.length;ri.far?null:{distance:l,point:Pa.clone(),object:t}}(t,e,i,s,za,Ca,Ia,Oa);if(c){const t=new Ts;$r.getBarycoord(Oa,za,Ca,Ia,t),r&&(c.uv=$r.getInterpolatedAttribute(r,o,h,l,t,new _s)),n&&(c.uv1=$r.getInterpolatedAttribute(n,o,h,l,t,new _s)),a&&(c.normal=$r.getInterpolatedAttribute(a,o,h,l,t,new Ts),c.normal.dot(s.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:h,c:l,normal:new Ts,materialIndex:0};$r.getNormal(za,Ca,Ia,e.normal),c.face=e,c.barycoord=t}return c}const Va=new Js,Ea=new Js,Fa=new Js,La=new Js,ja=new Qs,Da=new Ts,Ua=new Nn,Wa=new Qs,qa=new wa;class Ja extends Ra{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=at,this.bindMatrix=new Qs,this.bindMatrixInverse=new Qs,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new Qr),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t1)?null:e.copy(t.start).addScaledVector(s,n)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||ho.getNormalMatrix(t),s=this.coplanarPoint(ao).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const co=new Nn,uo=new _s(.5,.5),po=new Ts;class mo{constructor(t=new lo,e=new lo,i=new lo,s=new lo,r=new lo,n=new lo){this.planes=[t,e,i,s,r,n]}set(t,e,i,s,r,n){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],y=r[10],g=r[11],f=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,g-p,v-f).normalize(),s[1].setComponents(h+n,d+l,g+p,v+f).normalize(),s[2].setComponents(h+a,d+c,g+m,v+x).normalize(),s[3].setComponents(h-a,d-c,g-m,v-x).normalize(),i)s[4].setComponents(o,u,y,b).normalize(),s[5].setComponents(h-o,d-u,g-y,v-b).normalize();else if(s[4].setComponents(h-o,d-u,g-y,v-b).normalize(),e===Wi)s[5].setComponents(h+o,d+u,g+y,v+b).normalize();else{if(e!==qi)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);s[5].setComponents(o,u,y,b).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),co.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),co.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(co)}intersectsSprite(t){co.center.set(0,0,0);const e=uo.distanceTo(t.center);return co.radius=.7071067811865476+e,co.applyMatrix4(t.matrixWorld),this.intersectsSphere(co)}intersectsSphere(t){const e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,po.y=s.normal.y>0?t.max.y:t.min.y,po.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(po)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const yo=new Qs,go=new mo;class fo{constructor(){this.coordinateSystem=Wi}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];n.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=s}reset(){this.list.length=0,this.index=0}}const Mo=new Qs,So=new Pr(1,1,1),_o=new mo,Ao=new fo,To=new Qr,zo=new Nn,Co=new Ts,Io=new Ts,Bo=new Ts,ko=new wo,Oo=new Ra,Po=[];function Ro(t,e,i=0){const s=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let n=0;n65535?new Uint32Array(s):new Uint16Array(s);e.setIndex(new Mn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const s=t.getAttribute(i),r=e.getAttribute(i);if(s.itemSize!==r.itemSize||s.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,s=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(xo),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const s=this._matricesTexture;Mo.identity().toArray(s.image.data,16*i),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(So.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const s={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;s.vertexStart=this._nextVertexStart,s.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const n=t.getIndex();if(null!==n&&(s.indexStart=this._nextIndexStart,s.reservedIndexCount=-1===i?n.count:i),-1!==s.indexStart&&s.indexStart+s.reservedIndexCount>this._maxIndexCount||s.vertexStart+s.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(xo),a=this._availableGeometryIds.shift(),r[a]=s):(a=this._geometryCount,this._geometryCount++,r.push(s)),this.setGeometryAt(a,t),this._nextIndexStart=s.indexStart+s.reservedIndexCount,this._nextVertexStart=s.vertexStart+s.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,s=null!==i.getIndex(),r=i.getIndex(),n=e.getIndex(),a=this._geometryInfo[t];if(s&&n.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,h=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const s=e.getAttribute(t),r=i.getAttribute(t);Ro(s,r,o);const n=s.itemSize;for(let t=s.count,e=h;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,s=i.length;ee).sort((t,e)=>i[t].vertexStart-i[e].vertexStart),r=this.geometry;for(let n=0,a=i.length;n=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingBox){const t=new Qr,e=i.index,r=i.attributes.position;for(let i=s.start,n=s.start+s.count;i=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingSphere){const e=new Nn;this.getBoundingBoxAt(t,To),To.getCenter(e.center);const r=i.index,n=i.attributes.position;let a=0;for(let t=s.start,i=s.start+s.count;tt.active);if(Math.max(...i.map(t=>t.vertexStart+t.reservedVertexCount))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...i.map(t=>t.indexStart+t.reservedIndexCount))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`)}const s=this.geometry;s.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Wn,this._initializeGeometry(s));const r=this.geometry;s.index&&No(s.index.array,r.index.array);for(const t in s.attributes)No(s.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,s=this._geometryInfo,r=this.matrixWorld,n=this.geometry;Oo.material=this.material,Oo.geometry.index=n.index,Oo.geometry.attributes=n.attributes,null===Oo.geometry.boundingBox&&(Oo.geometry.boundingBox=new Qr),null===Oo.geometry.boundingSphere&&(Oo.geometry.boundingSphere=new Nn);for(let n=0,a=i.length;n({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null})),this._instanceInfo=t._instanceInfo.map(t=>({...t})),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,s,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=s.getIndex();let a=null===n?1:n.array.BYTES_PER_ELEMENT,o=1;r.wireframe&&(o=2,a=s.attributes.position.count>65535?4:2);const h=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,d=this.perObjectFrustumCulled,p=this._indirectTexture,m=p.image.data,y=i.isArrayCamera?Ao:_o;d&&!i.isArrayCamera&&(Mo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),_o.setFromProjectionMatrix(Mo,i.coordinateSystem,i.reversedDepth));let g=0;if(this.sortObjects){Mo.copy(this.matrixWorld).invert(),Co.setFromMatrixPosition(i.matrixWorld).applyMatrix4(Mo),Io.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(Mo);for(let t=0,e=h.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts)return;Wo.applyMatrix4(t.matrixWorld);const h=e.ray.origin.distanceTo(Wo);return he.far?void 0:{distance:h,point:qo.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Yo=new Ts,Ho=new Ts;class Zo extends Jo{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,s=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class rh extends qs{constructor(t,e,i,s,r=1006,n=1006,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const l=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback(function e(){l.needsUpdate=!0,l._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class nh extends rh{constructor(t,e,i,s,r,n,a,o){super({},t,e,i,s,r,n,a,o),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(t){this.image=t,this.needsUpdate=!0}}class ah extends qs{constructor(t,e){super({width:t,height:e}),this.isFramebufferTexture=!0,this.magFilter=ft,this.minFilter=ft,this.generateMipmaps=!1,this.needsUpdate=!0}}class oh extends qs{constructor(t,e,i,s,r,n,a,o,h,l,c,u){super(null,n,a,o,h,l,s,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class hh extends oh{constructor(t,e,i,s,r,n){super(t,e,i,r,n),this.isCompressedArrayTexture=!0,this.image.depth=s,this.wrapR=yt,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class lh extends oh{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,lt),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class ch extends qs{constructor(t=[],e=301,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class uh extends qs{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class dh extends qs{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isHTMLTexture=!0,this.generateMipmaps=!1,this.needsUpdate=!0;const l=t?t.parentNode:null;null!==l&&"requestPaint"in l&&(l.onpaint=()=>{this.needsUpdate=!0},l.requestPaint())}dispose(){const t=this.image?this.image.parentNode:null;null!==t&&"onpaint"in t&&(t.onpaint=null),super.dispose()}}class ph extends qs{constructor(t,e,i=1014,s,r,n,a=1003,o=1003,h,l=1026,c=1){if(l!==Wt&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new js(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class mh extends ph{constructor(t,e=1014,i=301,s,r,n=1003,a=1003,o,h=1026){const l={width:t,height:t,depth:1},c=[l,l,l,l,l,l];super(t,t,e,i,s,r,n,a,o,h),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class yh extends qs{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class gh extends Wn{constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};const a=this;s=Math.floor(s),r=Math.floor(r),n=Math.floor(n);const o=[],h=[],l=[],c=[];let u=0,d=0;function p(t,e,i,s,r,n,p,m,y,g,f){const x=n/y,b=p/g,v=n/2,w=p/2,M=m/2,S=y+1,_=g+1;let A=0,T=0;const z=new Ts;for(let n=0;n<_;n++){const a=n*b-w;for(let o=0;o0?1:-1,l.push(z.x,z.y,z.z),c.push(o/y),c.push(1-n/g),A+=1}}for(let t=0;t0){const t=(f-1)*m;for(let e=0;e0||0!==s)&&(l.push(n,a,h),x+=3),(e>0||s!==r-1)&&(l.push(a,o,h),x+=3)}h.addGroup(g,x,0),g+=x}(),!1===n&&(t>0&&f(!0),e>0&&f(!1)),this.setIndex(l),this.setAttribute("position",new kn(c,3)),this.setAttribute("normal",new kn(u,3)),this.setAttribute("uv",new kn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new bh(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class vh extends bh{constructor(t=1,e=1,i=32,s=1,r=!1,n=0,a=2*Math.PI){super(0,t,e,i,s,r,n,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:n,thetaLength:a}}static fromJSON(t){return new vh(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class wh extends Wn{constructor(t=[],e=[],i=1,s=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:s};const r=[],n=[];function a(t,e,i,s){const r=s+1,n=[];for(let s=0;s<=r;s++){n[s]=[];const a=t.clone().lerp(i,s/r),o=e.clone().lerp(i,s/r),h=r-s;for(let t=0;t<=h;t++)n[s][t]=0===t&&s===r?a:a.clone().lerp(o,t/h)}for(let t=0;t.9&&a<.1&&(e<.2&&(n[t+0]+=1),i<.2&&(n[t+2]+=1),s<.2&&(n[t+4]+=1))}}()}(),this.setAttribute("position",new kn(r,3)),this.setAttribute("normal",new kn(r.slice(),3)),this.setAttribute("uv",new kn(n,2)),0===s?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new wh(t.vertices,t.indices,t.radius,t.detail)}}class Mh extends wh{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,s=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-s,-i,0,-s,i,0,s,-i,0,s,i,-s,-i,0,-s,i,0,s,-i,0,s,i,0,-i,0,-s,i,0,-s,-i,0,s,i,0,s],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new Mh(t.radius,t.detail)}}const Sh=new Ts,_h=new Ts,Ah=new Ts,Th=new $r;class zh extends Wn{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,s=Math.pow(10,i),r=Math.cos(ys*e),n=t.getIndex(),a=t.getAttribute("position"),o=n?n.count:a.count,h=[0,0,0],l=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){h=s;break}h=s-1}if(s=h,i[s]===n)return s/(r-1);const l=i[s];return(s+(n-l)/(i[s+1]-l))/(r-1)}getTangent(t,e){const i=1e-4;let s=t-i,r=t+i;s<0&&(s=0),r>1&&(r=1);const n=this.getPoint(s),a=this.getPoint(r),o=e||(n.isVector2?new _s:new Ts);return o.copy(a).sub(n).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new Ts,s=[],r=[],n=[],a=new Ts,o=new Qs;for(let e=0;e<=t;e++){const i=e/t;s[e]=this.getTangentAt(i,new Ts)}r[0]=new Ts,n[0]=new Ts;let h=Number.MAX_VALUE;const l=Math.abs(s[0].x),c=Math.abs(s[0].y),u=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),c<=h&&(h=c,i.set(0,1,0)),u<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(xs(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(xs(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Ih extends Ch{constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new _s){const i=e,s=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)s;)r-=s;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===l&&h===r-1&&(h=r-2,l=1),this.closed||h>0?a=s[(h-1)%r]:(Ph.subVectors(s[0],s[1]).add(s[0]),a=Ph);const c=s[h%r],u=s[(h+1)%r];if(this.closed||h+2s.length-2?s.length-1:n+1],c=s[n>s.length-3?s.length-1:n+2];return i.set(Fh(a,o.x,h.x,l.x,c.x),Fh(a,o.y,h.y,l.y,c.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e=i){const t=s[r]-i,n=this.curves[r],a=n.getLength(),o=0===a?0:1-t/a;return n.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return 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pl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let i=t;do{if(i.i!==t.i&&i.next.i!==t.i&&i.i!==e.i&&i.next.i!==e.i&&gl(i,i.next,t,e))return!0;i=i.next}while(i!==t);return!1}(t,e)&&(bl(t,e)&&bl(e,t)&&function(t,e){let i=t,s=!1;const r=(t.x+e.x)/2,n=(t.y+e.y)/2;do{i.y>n!=i.next.y>n&&i.next.y!==i.y&&r<(i.next.x-i.x)*(n-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==t);return s}(t,e)&&(ml(t.prev,t,e.prev)||ml(t,e.prev,e))||yl(t,e)&&ml(t.prev,t,t.next)>0&&ml(e.prev,e,e.next)>0)}function ml(t,e,i){return(e.y-t.y)*(i.x-e.x)-(e.x-t.x)*(i.y-e.y)}function yl(t,e){return t.x===e.x&&t.y===e.y}function gl(t,e,i,s){const r=xl(ml(t,e,i)),n=xl(ml(t,e,s)),a=xl(ml(i,s,t)),o=xl(ml(i,s,e));return r!==n&&a!==o||(!(0!==r||!fl(t,i,e))||(!(0!==n||!fl(t,s,e))||(!(0!==a||!fl(i,t,s))||!(0!==o||!fl(i,e,s)))))}function fl(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function xl(t){return t>0?1:t<0?-1:0}function bl(t,e){return ml(t.prev,t,t.next)<0?ml(t,e,t.next)>=0&&ml(t,t.prev,e)>=0:ml(t,e,t.prev)<0||ml(t,t.next,e)<0}function vl(t,e){const i=Sl(t.i,t.x,t.y),s=Sl(e.i,e.x,e.y),r=t.next,n=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,s.next=i,i.prev=s,n.next=s,s.prev=n,s}function wl(t,e,i,s){const r=Sl(t,e,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function Ml(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function Sl(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class _l{static triangulate(t,e,i=2){return Qh(t,e,i)}}class Al{static area(t){const e=t.length;let i=0;for(let s=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function zl(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(h*h+l*l),p=e.x-o/u,m=e.y+a/u,y=((i.x-l/d-p)*l-(i.y+h/d-m)*h)/(a*l-o*h);s=p+a*y-t.x,r=m+o*y-t.y;const g=s*s+r*r;if(g<=2)return new _s(s,r);n=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?h>Number.EPSILON&&(t=!0):a<-Number.EPSILON?h<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(l)&&(t=!0),t?(s=-o,r=a,n=Math.sqrt(c)):(s=a,r=o,n=Math.sqrt(c/2))}return new _s(s/n,r/n)}const k=[];for(let t=0,e=z.length,i=e-1,s=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),s=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=z.length;t=0;){const s=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,h),(t!==i-1||o0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class $l extends Gl{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Ql extends Zn{constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Pr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Kl extends Ql{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new _s(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return xs(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Pr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Pr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Pr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class tc extends Zn{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Pr(16777215),this.specular=new Pr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class ec extends Zn{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Pr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class ic extends Zn{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class sc extends Zn{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class rc extends Zn{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class nc extends Zn{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class ac extends Zn{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Pr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this.fog=t.fog,this}}class oc extends Eo{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function hc(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function lc(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort(function(e,i){return t[e]-t[i]}),i}function cc(t,e,i){const s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){const s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function uc(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do{a=n[s],void 0!==a&&(e.push(n.time),i.push(...a)),n=t[r++]}while(void 0!==n);else if(void 0!==a.toArray)do{a=n[s],void 0!==a&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++]}while(void 0!==n);else do{a=n[s],void 0!==a&&(e.push(n.time),i.push(a)),n=t[r++]}while(void 0!==n)}class dc{static convertArray(t,e){return hc(t,e)}static isTypedArray(t){return $i(t)}static getKeyframeOrder(t){return lc(t)}static sortedArray(t,e,i){return cc(t,e,i)}static flattenJSON(t,e,i,s){uc(t,e,i,s)}static subclip(t,e,i,s,r=30){return function(t,e,i,s,r=30){const n=t.clone();n.name=e;const a=[];for(let t=0;t=s)){h.push(e.times[t]);for(let i=0;in.tracks[t].times[0]&&(o=n.tracks[t].times[0]);for(let t=0;t=s.times[u]){const t=u*h+o,e=t+h-o;d=s.values.slice(t,e)}else{const t=s.createInterpolant(),e=o,i=h-o;t.evaluate(n),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new As).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)){const a=e[1];t=r)break e}n=i,i=0;break i}break t}for(;i>>1;te;)--n;if(++n,0!==r||n!==s){r>=n&&(n=Math.max(n,1),r=n-1);const t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(os("KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,s=this.values,r=i.length;0===r&&(os("KeyframeTrack: Track is empty.",this),t=!1);let n=null;for(let e=0;e!==r;e++){const s=i[e];if("number"==typeof s&&isNaN(s)){os("KeyframeTrack: Time is not a valid number.",this,e,s),t=!1;break}if(null!==n&&n>s){os("KeyframeTrack: Out of order keys.",this,e,s,n),t=!1;break}n=s}if(void 0!==s&&$i(s))for(let e=0,i=s.length;e!==i;++e){const i=s[e];if(isNaN(i)){os("KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Fe,r=t.length-1;let n=1;for(let a=1;a0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}xc.prototype.ValueTypeName="",xc.prototype.TimeBufferType=Float32Array,xc.prototype.ValueBufferType=Float32Array,xc.prototype.DefaultInterpolation=Ee;class bc extends xc{constructor(t,e,i){super(t,e,i)}}bc.prototype.ValueTypeName="bool",bc.prototype.ValueBufferType=Array,bc.prototype.DefaultInterpolation=Ve,bc.prototype.InterpolantFactoryMethodLinear=void 0,bc.prototype.InterpolantFactoryMethodSmooth=void 0;class vc extends xc{constructor(t,e,i,s){super(t,e,i,s)}}vc.prototype.ValueTypeName="color";class wc extends xc{constructor(t,e,i,s){super(t,e,i,s)}}wc.prototype.ValueTypeName="number";class Mc extends pc{constructor(t,e,i,s){super(t,e,i,s)}interpolate_(t,e,i,s){const r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=(i-e)/(s-e);let h=t*a;for(let t=h+a;h!==t;h+=4)As.slerpFlat(r,0,n,h-a,n,h,o);return r}}class Sc extends xc{constructor(t,e,i,s){super(t,e,i,s)}InterpolantFactoryMethodLinear(t){return new Mc(this.times,this.values,this.getValueSize(),t)}}Sc.prototype.ValueTypeName="quaternion",Sc.prototype.InterpolantFactoryMethodSmooth=void 0;class _c extends xc{constructor(t,e,i){super(t,e,i)}}_c.prototype.ValueTypeName="string",_c.prototype.ValueBufferType=Array,_c.prototype.DefaultInterpolation=Ve,_c.prototype.InterpolantFactoryMethodLinear=void 0,_c.prototype.InterpolantFactoryMethodSmooth=void 0;class Ac extends xc{constructor(t,e,i,s){super(t,e,i,s)}}Ac.prototype.ValueTypeName="vector";class Tc{constructor(t="",e=-1,i=[],s=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=s,this.uuid=fs(),this.userData={},this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,s=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(zc(i[t]).scale(s));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r.userData=JSON.parse(t.userData||"{}"),r}static toJSON(t){const e=[],i=t.tracks,s={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode,userData:JSON.stringify(t.userData)};for(let t=0,s=i.length;t!==s;++t)e.push(xc.toJSON(i[t]));return s}static CreateFromMorphTargetSequence(t,e,i,s){const r=e.length,n=[];for(let t=0;t1){const t=n[1];let e=s[t];e||(s[t]=e=[]),e.push(i)}}const n=[];for(const t in s)n.push(this.CreateFromMorphTargetSequence(t,s[t],e,i));return n}resetDuration(){let t=0;for(let e=0,i=this.tracks.length;e!==i;++e){const i=this.tracks[e];t=Math.max(t,i.times[i.times.length-1])}return this.duration=t,this}trim(){for(let t=0;t{e&&e(r),this.manager.itemEnd(t)},0);if(void 0!==Pc[t])return void Pc[t].push({onLoad:e,onProgress:i,onError:s});Pc[t]=[],Pc[t].push({onLoad:e,onProgress:i,onError:s});const n=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(n).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&as("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Pc[t],s=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),n=r?parseInt(r):0,a=0!==n;let o=0;const h=new ReadableStream({start(t){!function e(){s.read().then(({done:s,value:r})=>{if(s)t.close();else{o+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:n});for(let t=0,e=i.length;t{t.error(e)})}()}});return new Response(h)}throw new Rc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>(new DOMParser).parseFromString(t,a));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,s=new TextDecoder(i);return t.arrayBuffer().then(t=>s.decode(t))}}}).then(e=>{Cc.add(`file:${t}`,e);const i=Pc[t];delete Pc[t];for(let t=0,s=i.length;t{const i=Pc[t];if(void 0===i)throw this.manager.itemError(t),e;delete Pc[t];for(let t=0,s=i.length;t{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Vc extends Oc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Nc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e=[];for(let i=0;i0:s.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(s.uniforms[e]={},r.type){case"t":s.uniforms[e].value=i(r.value);break;case"c":s.uniforms[e].value=(new Pr).setHex(r.value);break;case"v2":s.uniforms[e].value=(new _s).fromArray(r.value);break;case"v3":s.uniforms[e].value=(new Ts).fromArray(r.value);break;case"v4":s.uniforms[e].value=(new Js).fromArray(r.value);break;case"m3":s.uniforms[e].value=(new Is).fromArray(r.value);break;case"m4":s.uniforms[e].value=(new Qs).fromArray(r.value);break;default:s.uniforms[e].value=r.value}}if(void 0!==t.defines&&(s.defines=t.defines),void 0!==t.vertexShader&&(s.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(s.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(s.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)s.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(s.lights=t.lights),void 0!==t.clipping&&(s.clipping=t.clipping),void 0!==t.size&&(s.size=t.size),void 0!==t.sizeAttenuation&&(s.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(s.map=i(t.map)),void 0!==t.matcap&&(s.matcap=i(t.matcap)),void 0!==t.alphaMap&&(s.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(s.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(s.bumpScale=t.bumpScale),void 0!==t.normalMap&&(s.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(s.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),s.normalScale=(new _s).fromArray(e)}return void 0!==t.displacementMap&&(s.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(s.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(s.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(s.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(s.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(s.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(s.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(s.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(s.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(s.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(s.envMap=i(t.envMap)),void 0!==t.envMapRotation&&s.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(s.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(s.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(s.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(s.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(s.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(s.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(s.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(s.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(s.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(s.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(s.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(s.clearcoatNormalScale=(new _s).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(s.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(s.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(s.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(s.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(s.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(s.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(s.sheenRoughnessMap=i(t.sheenRoughnessMap)),s}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return mu.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:ql,SpriteMaterial:Gn,RawShaderMaterial:$l,ShaderMaterial:Gl,PointsMaterial:$o,MeshPhysicalMaterial:Kl,MeshStandardMaterial:Ql,MeshPhongMaterial:tc,MeshToonMaterial:ec,MeshNormalMaterial:ic,MeshLambertMaterial:sc,MeshDepthMaterial:rc,MeshDistanceMaterial:nc,MeshBasicMaterial:Ma,MeshMatcapMaterial:ac,LineDashedMaterial:oc,LineBasicMaterial:Eo,Material:Zn}[t]}}class yu{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class gu extends Wn{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class fu extends Oc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Nc(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e={},i={};function s(t,s){if(void 0!==e[s])return e[s];const r=t.interleavedBuffers[s],n=function(t,e){if(void 0!==i[e])return i[e];const s=t.arrayBuffers,r=s[e],n=new Uint32Array(r).buffer;return i[e]=n,n}(t,r.buffer),a=Gi(r.type,n),o=new qn(a,r.stride);return o.uuid=r.uuid,e[s]=o,o}const r=t.isInstancedBufferGeometry?new gu:new Wn,n=t.data.index;if(void 0!==n){const t=Gi(n.type,n.array);r.setIndex(new Mn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let n;if(i.isInterleavedBufferAttribute){const e=s(t.data,i.data);n=new Xn(e,i.itemSize,i.offset,i.normalized)}else{const t=Gi(i.type,i.array);n=new(i.isInstancedBufferAttribute?$a:Mn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(n.name=i.name),void 0!==i.usage&&n.setUsage(i.usage),r.setAttribute(e,n)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],n=[];for(let e=0,r=i.length;e0){const i=new Bc(e);r=new Lc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){s=new Lc(this.manager),s.setCrossOrigin(this.crossOrigin);for(let e=0,s=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new Qr).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Nn).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}}),n._instanceInfo=t.instanceInfo,n._availableInstanceIds=t._availableInstanceIds,n._availableGeometryIds=t._availableGeometryIds,n._nextIndexStart=t.nextIndexStart,n._nextVertexStart=t.nextVertexStart,n._geometryCount=t.geometryCount,n._maxInstanceCount=t.maxInstanceCount,n._maxVertexCount=t.maxVertexCount,n._maxIndexCount=t.maxIndexCount,n._geometryInitialized=t.geometryInitialized,n._matricesTexture=c(t.matricesTexture.uuid),n._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(n._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(n.boundingSphere=(new Nn).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(n.boundingBox=(new Qr).fromJSON(t.boundingBox));break;case"LOD":n=new pa;break;case"Line":n=new Jo(h(t.geometry),l(t.material));break;case"LineLoop":n=new Go(h(t.geometry),l(t.material));break;case"LineSegments":n=new Zo(h(t.geometry),l(t.material));break;case"PointCloud":case"Points":n=new ih(h(t.geometry),l(t.material));break;case"Sprite":n=new la(l(t.material));break;case"Group":n=new Tr;break;case"Bone":n=new Xa;break;default:n=new Ar}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.up&&n.up.fromArray(t.up),void 0!==t.pivot&&(n.pivot=(new Ts).fromArray(t.pivot)),void 0!==t.morphTargetDictionary&&(n.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),void 0!==t.morphTargetInfluences&&(n.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(n.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(n.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.static&&(n.static=t.static),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t{!0===Su.has(n)?(s&&s(Su.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)):(e&&e(i),r.manager.itemEnd(t))}):void setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){Cc.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t)}).catch(function(e){s&&s(e),Su.set(o,e),Cc.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)});Cc.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let Au;class Tu{static getContext(){return void 0===Au&&(Au=new(window.AudioContext||window.webkitAudioContext)),Au}static setContext(t){Au=t}}class zu extends Oc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Nc(this.manager);function a(e){s?s(e):os(e),r.manager.itemError(t)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{const s=i.slice(0),n=Tu.getContext(),o=t+"#decode";r.manager.itemStart(o),n.decodeAudioData(s,function(t){e(t),r.manager.itemEnd(o)}).catch(function(t){a(t),r.manager.itemEnd(o)})}catch(t){a(t)}},i,s)}}const Cu=new Qs,Iu=new Qs,Bu=new Qs;class ku{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new iu,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new iu,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Bu.copy(t.projectionMatrix);const i=e.eyeSep/2,s=i*e.near/e.focus,r=e.near*Math.tan(ys*e.fov*.5)/e.zoom;let n,a;Iu.elements[12]=-i,Cu.elements[12]=i,n=-r*e.aspect+s,a=r*e.aspect+s,Bu.elements[0]=2*e.near/(a-n),Bu.elements[8]=(a+n)/(a-n),this.cameraL.projectionMatrix.copy(Bu),n=-r*e.aspect-s,a=r*e.aspect-s,Bu.elements[0]=2*e.near/(a-n),Bu.elements[8]=(a+n)/(a-n),this.cameraR.projectionMatrix.copy(Bu)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Iu),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Cu)}}const Ou=-90;class Pu extends Ar{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new iu(Ou,1,t,e);s.layers=this.layers,this.add(s);const r=new iu(Ou,1,t,e);r.layers=this.layers,this.add(r);const n=new iu(Ou,1,t,e);n.layers=this.layers,this.add(n);const a=new iu(Ou,1,t,e);a.layers=this.layers,this.add(a);const o=new iu(Ou,1,t,e);o.layers=this.layers,this.add(o);const h=new iu(Ou,1,t,e);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(const t of e)this.remove(t);if(t===Wi)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==qi)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,n,a,o,h,l]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let y=!1;y=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(i,0,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(i,1,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,n),t.setRenderTarget(i,2,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(i,3,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(i,4,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Ru extends iu{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}class Nu{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(t){this._document=t,void 0!==t.hidden&&(this._pageVisibilityHandler=Vu.bind(this),t.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(t){return this._timescale=t,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(t){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==t?t:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}}function Vu(){!1===this._document.hidden&&this.reset()}const Eu=new Ts,Fu=new As,Lu=new Ts,ju=new Ts,Du=new Ts;class Uu extends Ar{constructor(){super(),this.type="AudioListener",this.context=Tu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._timer=new Nu}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t),this._timer.update();const e=this.context.listener;if(this.timeDelta=this._timer.getDelta(),this.matrixWorld.decompose(Eu,Fu,Lu),ju.set(0,0,-1).applyQuaternion(Fu),Du.set(0,1,0).applyQuaternion(Fu),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Eu.x,t),e.positionY.linearRampToValueAtTime(Eu.y,t),e.positionZ.linearRampToValueAtTime(Eu.z,t),e.forwardX.linearRampToValueAtTime(ju.x,t),e.forwardY.linearRampToValueAtTime(ju.y,t),e.forwardZ.linearRampToValueAtTime(ju.z,t),e.upX.linearRampToValueAtTime(Du.x,t),e.upY.linearRampToValueAtTime(Du.y,t),e.upZ.linearRampToValueAtTime(Du.z,t)}else e.setPosition(Eu.x,Eu.y,Eu.z),e.setOrientation(ju.x,ju.y,ju.z,Du.x,Du.y,Du.z)}}class Wu extends Ar{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void as("Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void as("Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;as("Audio: this Audio has no playback control.")}stop(t=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+t),this.source.onended=null),this.isPlaying=!1,this;as("Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,s,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,s);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,s=i*this._origIndex;t.getValue(e,s);for(let t=i,r=s;t!==r;++t)e[t]=e[s+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let s=0;s!==r;++s)t[e+s]=t[i+s]}_slerp(t,e,i,s){As.slerpFlat(t,e,t,e,t,i,s)}_slerpAdditive(t,e,i,s,r){const n=this._workIndex*r;As.multiplyQuaternionsFlat(t,n,t,e,t,i),As.slerpFlat(t,e,t,e,t,n,s)}_lerp(t,e,i,s,r){const n=1-s;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*n+t[i+a]*s}}_lerpAdditive(t,e,i,s,r){for(let n=0;n!==r;++n){const r=e+n;t[r]=t[r]+t[i+n]*s}}}const $u="\\[\\]\\.:\\/",Qu=new RegExp("["+$u+"]","g"),Ku="[^"+$u+"]",td="[^"+$u.replace("\\.","")+"]",ed=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Ku)+/(WCOD+)?/.source.replace("WCOD",td)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Ku)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Ku)+"$"),id=["material","materials","bones","map"];class sd{constructor(t,e,i){this.path=e,this.parsedPath=i||sd.parseTrackName(e),this.node=sd.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new sd.Composite(t,e,i):new sd(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Qu,"")}static parseTrackName(t){const e=ed.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){const t=i.nodeName.substring(s+1);-1!==id.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let s=0;s=r){const n=r++,l=t[n];e[l.uuid]=h,t[h]=l,e[o]=n,t[n]=a;for(let t=0,e=s;t!==e;++t){const e=i[t],s=e[n],r=e[h];e[h]=s,e[n]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,s=i.length;let r=this.nCachedObjects_,n=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,h=e[o];if(void 0!==h)if(delete e[o],h0&&(e[a.uuid]=h),t[h]=a,t.pop();for(let t=0,e=s;t!==e;++t){const e=i[t];e[h]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let s=i[t];const r=this._bindings;if(void 0!==s)return r[s];const n=this._paths,a=this._parsedPaths,o=this._objects,h=o.length,l=this.nCachedObjects_,c=new Array(h);s=r.length,i[t]=s,n.push(t),a.push(e),r.push(c);for(let i=l,s=o.length;i!==s;++i){const s=o[i];c[i]=new sd(s,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const s=this._paths,r=this._parsedPaths,n=this._bindings,a=n.length-1,o=n[a];e[t[a]]=i,n[i]=o,n.pop(),r[i]=r[a],r.pop(),s[i]=s[a],s.pop()}}}class nd{constructor(t,e,i=null,s=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=s;const r=e.tracks,n=r.length,a=new Array(n),o={endingStart:je,endingEnd:je};for(let t=0;t!==n;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings&&Object.assign(o,e.settings),e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i=!1){if(t.fadeOut(e),this.fadeIn(e),!0===i){const i=this._clip.duration,s=t._clip.duration,r=s/i,n=i/s;t.warp(1,r,e),this.warp(n,1,e)}return this}crossFadeTo(t,e,i=!1){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const s=this._mixer,r=s.time,n=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=s._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,h=a.sampleValues;return o[0]=r,o[1]=r+i,h[0]=t/n,h[1]=e/n,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,s){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const s=(t-r)*i;s<0||0===i?e=0:(this._startTime=null,e=i*s)}e*=this._updateTimeScale(t);const n=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===qe)for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(n),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(n),e[i].accumulate(s,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const s=i.evaluate(t)[0];e*=s,t>i.parameterPositions[1]&&(this.stopFading(),0===s&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let s=this.time+t,r=this._loopCount;const n=2202===i;if(0===t)return-1===r||!n||1&~r?s:e-s;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(s>=e)s=e;else{if(!(s<0)){this.time=s;break t}s=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),s>=e||s<0){const i=Math.floor(s/e);s-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,s=t>0?e:0,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=s,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this._loopCount=r,this.time=s;if(n&&!(1&~r))return e-s}return s}_setEndings(t,e,i){const s=this._interpolantSettings;i?(s.endingStart=De,s.endingEnd=De):(s.endingStart=t?this.zeroSlopeAtStart?De:je:Ue,s.endingEnd=e?this.zeroSlopeAtEnd?De:je:Ue)}_scheduleFading(t,e,i){const s=this._mixer,r=s.time;let n=this._weightInterpolant;null===n&&(n=s._lendControlInterpolant(),this._weightInterpolant=n);const a=n.parameterPositions,o=n.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const ad=new Float32Array(1);class od extends ds{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(t,e){const i=t._localRoot||this._root,s=t._clip.tracks,r=s.length,n=t._propertyBindings,a=t._interpolants,o=i.uuid,h=this._bindingsByRootAndName;let l=h[o];void 0===l&&(l={},h[o]=l);for(let t=0;t!==r;++t){const r=s[t],h=r.name;let c=l[h];if(void 0!==c)++c.referenceCount,n[t]=c;else{if(c=n[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,h));continue}const s=e&&e._propertyBindings[t].binding.parsedPath;c=new Gu(sd.create(i,h,s),r.ValueTypeName,r.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,h),n[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,s=this._actionsByClip[i];this._bindAction(t,s&&s.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,s=this.time+=t,r=Math.sign(t),n=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(s,t,r,n)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(n);return this}setTime(t){this.time=0;for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Md).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const _d=new Ts,Ad=new Ts,Td=new Ts,zd=new Ts,Cd=new Ts,Id=new Ts,Bd=new Ts;class kd{constructor(t=new Ts,e=new Ts){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){_d.subVectors(t,this.start),Ad.subVectors(this.end,this.start);const i=Ad.dot(Ad);if(0===i)return 0;let s=Ad.dot(_d)/i;return e&&(s=xs(s,0,1)),s}closestPointToPoint(t,e,i){const s=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(s).add(this.start)}distanceSqToLine3(t,e=Id,i=Bd){const s=1e-8*1e-8;let r,n;const a=this.start,o=t.start,h=this.end,l=t.end;Td.subVectors(h,a),zd.subVectors(l,o),Cd.subVectors(a,o);const c=Td.dot(Td),u=zd.dot(zd),d=zd.dot(Cd);if(c<=s&&u<=s)return e.copy(a),i.copy(o),e.sub(i),e.dot(e);if(c<=s)r=0,n=d/u,n=xs(n,0,1);else{const t=Td.dot(Cd);if(u<=s)n=0,r=xs(-t/c,0,1);else{const e=Td.dot(zd),i=c*u-e*e;r=0!==i?xs((e*d-t*u)/i,0,1):0,n=(e*r+d)/u,n<0?(n=0,r=xs(-t/c,0,1)):n>1&&(n=1,r=xs((e-t)/c,0,1))}}return e.copy(a).addScaledVector(Td,r),i.copy(o).addScaledVector(zd,n),e.distanceToSquared(i)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const Od=new Ts;class Pd extends Ar{constructor(t,e){super(),this.light=t,this.matrixAutoUpdate=!1,this.color=e,this.type="SpotLightHelper";const i=new Wn,s=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t1)for(let i=0;i.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{rp.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(rp,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class hp extends Zo{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Wn;i.setAttribute("position",new kn(e,3)),i.setAttribute("color",new kn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Eo({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const s=new Pr,r=this.geometry.attributes.color.array;return s.set(t),s.toArray(r,0),s.toArray(r,3),s.set(e),s.toArray(r,6),s.toArray(r,9),s.set(i),s.toArray(r,12),s.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class lp{constructor(){this.type="ShapePath",this.color=new Pr,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Gh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,s){return this.currentPath.quadraticCurveTo(t,e,i,s),this}bezierCurveTo(t,e,i,s,r,n){return this.currentPath.bezierCurveTo(t,e,i,s,r,n),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t){function e(t,e){const i=e.length;let s=!1;for(let r=i-1,n=0;nNumber.EPSILON){if(h<0&&(i=e[n],o=-o,a=e[r],h=-h),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=h*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;s=!s}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return s}const i=Al.isClockWise,s=this.subPaths;if(0===s.length)return[];let r,n,a;const o=[];if(1===s.length)return n=s[0],a=new $h,a.curves=n.curves,o.push(a),o;let h=!i(s[0].getPoints());h=t?!h:h;const l=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=s.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=l)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,s){return up(t,e,i,s)}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:t}})),"undefined"!=typeof window&&(window.__THREE__?as("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=t);export{it as ACESFilmicToneMapping,w as AddEquation,$ as AddOperation,qe as AdditiveAnimationBlendMode,g as AdditiveBlending,rt as AgXToneMapping,jt as AlphaFormat,ki as AlwaysCompare,U as AlwaysDepth,Si as AlwaysStencilFunc,cu as AmbientLight,nd as AnimationAction,Tc as AnimationClip,Vc as AnimationLoader,od as AnimationMixer,rd as AnimationObjectGroup,dc as AnimationUtils,Bh as ArcCurve,Ru as ArrayCamera,op as ArrowHelper,at as AttachedBindMode,Wu as Audio,Zu as AudioAnalyser,Tu as AudioContext,Uu as AudioListener,zu as AudioLoader,hp as AxesHelper,d as BackSide,He as BasicDepthPacking,o as BasicShadowMap,Vo as BatchedMesh,fc as BezierInterpolant,Xa as Bone,bc as BooleanKeyframeTrack,Sd as Box2,Qr as Box3,ip as Box3Helper,gh as BoxGeometry,ep as BoxHelper,Mn as BufferAttribute,Wn as BufferGeometry,fu as BufferGeometryLoader,Ct as ByteType,Cc as Cache,Qc as Camera,Qd as CameraHelper,uh as CanvasTexture,fh as CapsuleGeometry,Eh as CatmullRomCurve3,et as CineonToneMapping,xh as CircleGeometry,yt as ClampToEdgeWrapping,xd as Clock,Pr as Color,vc as ColorKeyframeTrack,Rs as ColorManagement,Hi as Compatibility,hh as CompressedArrayTexture,lh as CompressedCubeTexture,oh as CompressedTexture,Ec as CompressedTextureLoader,vh as ConeGeometry,L as ConstantAlphaFactor,E as ConstantColorFactor,cp as Controls,Pu as CubeCamera,mh as CubeDepthTexture,lt as CubeReflectionMapping,ct as CubeRefractionMapping,ch as CubeTexture,jc as CubeTextureLoader,pt as CubeUVReflectionMapping,Dh as CubicBezierCurve,Uh as CubicBezierCurve3,mc as CubicInterpolant,r as CullFaceBack,n as CullFaceFront,a as CullFaceFrontBack,s as CullFaceNone,Ch as Curve,Zh as CurvePath,b as CustomBlending,st as CustomToneMapping,bh as CylinderGeometry,vd as Cylindrical,Gs as Data3DTexture,Hs as DataArrayTexture,Ya as DataTexture,Dc as DataTextureLoader,xn as DataUtils,di as DecrementStencilOp,mi as DecrementWrapStencilOp,kc as DefaultLoadingManager,Wt as DepthFormat,qt as DepthStencilFormat,ph as DepthTexture,ot as DetachedBindMode,lu as DirectionalLight,Zd as DirectionalLightHelper,gc as DiscreteInterpolant,Mh as DodecahedronGeometry,p as DoubleSide,O as DstAlphaFactor,R as DstColorFactor,Li as DynamicCopyUsage,Pi as DynamicDrawUsage,Vi as DynamicReadUsage,zh as EdgesGeometry,Ih as EllipseCurve,Ti as EqualCompare,J as EqualDepth,xi as EqualStencilFunc,ut as EquirectangularReflectionMapping,dt as EquirectangularRefractionMapping,hr as Euler,ds as EventDispatcher,yh as ExternalTexture,Cl as ExtrudeGeometry,Nc as FileLoader,Bn as Float16BufferAttribute,kn as Float32BufferAttribute,Pt as FloatType,Vr as Fog,Nr as FogExp2,ah as FramebufferTexture,u as FrontSide,mo as Frustum,fo as FrustumArray,pd as GLBufferAttribute,Di as GLSL1,Ui as GLSL3,Ci as GreaterCompare,Y as GreaterDepth,Bi as GreaterEqualCompare,X as GreaterEqualDepth,Mi as GreaterEqualStencilFunc,vi as GreaterStencilFunc,qd as GridHelper,Tr as Group,dh as HTMLTexture,Rt as HalfFloatType,qc as HemisphereLight,Wd as HemisphereLightHelper,Bl as IcosahedronGeometry,_u as ImageBitmapLoader,Lc as ImageLoader,Fs as ImageUtils,ui as IncrementStencilOp,pi as IncrementWrapStencilOp,$a as InstancedBufferAttribute,gu as InstancedBufferGeometry,dd as InstancedInterleavedBuffer,no as InstancedMesh,Tn as Int16BufferAttribute,Cn as Int32BufferAttribute,Sn as Int8BufferAttribute,kt as IntType,qn as InterleavedBuffer,Xn as InterleavedBufferAttribute,pc as Interpolant,Le as InterpolateBezier,Ve as InterpolateDiscrete,Ee as InterpolateLinear,Fe as InterpolateSmooth,Yi as InterpolationSamplingMode,Xi as InterpolationSamplingType,yi as InvertStencilOp,li as KeepStencilOp,xc as KeyframeTrack,pa as LOD,kl as LatheGeometry,lr as Layers,Ai as LessCompare,W as LessDepth,zi as LessEqualCompare,q as LessEqualDepth,bi as LessEqualStencilFunc,fi as LessStencilFunc,Wc as Light,pu as LightProbe,Jo as Line,kd as Line3,Eo as LineBasicMaterial,Wh as LineCurve,qh as LineCurve3,oc as LineDashedMaterial,Go as LineLoop,Zo as LineSegments,Mt as LinearFilter,yc as LinearInterpolant,Tt as LinearMipMapLinearFilter,_t as LinearMipMapNearestFilter,At as LinearMipmapLinearFilter,St as LinearMipmapNearestFilter,ii as LinearSRGBColorSpace,K as LinearToneMapping,si as LinearTransfer,Oc as Loader,yu as LoaderUtils,Bc as LoadingManager,Pe as LoopOnce,Ne as LoopPingPong,Re as LoopRepeat,e as MOUSE,Zn as Material,v as MaterialBlending,mu as MaterialLoader,Ss as MathUtils,wd as Matrix2,Is as Matrix3,Qs as Matrix4,A as MaxEquation,Ra as Mesh,Ma as MeshBasicMaterial,rc as MeshDepthMaterial,nc as MeshDistanceMaterial,sc as MeshLambertMaterial,ac as MeshMatcapMaterial,ic as MeshNormalMaterial,tc as MeshPhongMaterial,Kl as MeshPhysicalMaterial,Ql as MeshStandardMaterial,ec as MeshToonMaterial,_ as MinEquation,gt as MirroredRepeatWrapping,G as MixOperation,x as MultiplyBlending,Z as MultiplyOperation,ft as NearestFilter,wt as NearestMipMapLinearFilter,bt as NearestMipMapNearestFilter,vt as NearestMipmapLinearFilter,xt as NearestMipmapNearestFilter,nt as NeutralToneMapping,_i as NeverCompare,D as NeverDepth,gi as NeverStencilFunc,m as NoBlending,ti as NoColorSpace,ni as NoNormalPacking,Q as NoToneMapping,We as NormalAnimationBlendMode,y as NormalBlending,oi as NormalGAPacking,ai as NormalRGPacking,Ii as NotEqualCompare,H as NotEqualDepth,wi as NotEqualStencilFunc,wc as NumberKeyframeTrack,Ar as Object3D,bu as ObjectLoader,Ke as ObjectSpaceNormalMap,Ol as OctahedronGeometry,z as OneFactor,j as OneMinusConstantAlphaFactor,F as OneMinusConstantColorFactor,P as OneMinusDstAlphaFactor,N as OneMinusDstColorFactor,k as OneMinusSrcAlphaFactor,I as OneMinusSrcColorFactor,ou as OrthographicCamera,h as PCFShadowMap,l as PCFSoftShadowMap,Gh as Path,iu as PerspectiveCamera,lo as Plane,Pl as PlaneGeometry,sp as PlaneHelper,au as PointLight,Ld as PointLightHelper,ih as Points,$o as PointsMaterial,Jd as PolarGridHelper,wh as PolyhedronGeometry,Hu as PositionalAudio,sd as PropertyBinding,Gu as PropertyMixer,Jh as QuadraticBezierCurve,Xh as QuadraticBezierCurve3,As as Quaternion,Sc as QuaternionKeyframeTrack,Mc as QuaternionLinearInterpolant,he as R11_EAC_Format,gs as RAD2DEG,ke as RED_GREEN_RGTC2_Format,Ie as RED_RGTC1_Format,t as REVISION,ce as RG11_EAC_Format,Ze as RGBADepthPacking,Ut as RGBAFormat,Gt as RGBAIntegerFormat,Se as RGBA_ASTC_10x10_Format,ve as RGBA_ASTC_10x5_Format,we as RGBA_ASTC_10x6_Format,Me as RGBA_ASTC_10x8_Format,_e as RGBA_ASTC_12x10_Format,Ae as RGBA_ASTC_12x12_Format,de as RGBA_ASTC_4x4_Format,pe as RGBA_ASTC_5x4_Format,me as RGBA_ASTC_5x5_Format,ye as RGBA_ASTC_6x5_Format,ge as RGBA_ASTC_6x6_Format,fe as RGBA_ASTC_8x5_Format,xe as RGBA_ASTC_8x6_Format,be as RGBA_ASTC_8x8_Format,Te as RGBA_BPTC_Format,oe as RGBA_ETC2_EAC_Format,re as RGBA_PVRTC_2BPPV1_Format,se as RGBA_PVRTC_4BPPV1_Format,Qt as RGBA_S3TC_DXT1_Format,Kt as RGBA_S3TC_DXT3_Format,te as RGBA_S3TC_DXT5_Format,Ge as RGBDepthPacking,Dt as RGBFormat,Zt as RGBIntegerFormat,ze as RGB_BPTC_SIGNED_Format,Ce as RGB_BPTC_UNSIGNED_Format,ne as RGB_ETC1_Format,ae as RGB_ETC2_Format,ie as RGB_PVRTC_2BPPV1_Format,ee as RGB_PVRTC_4BPPV1_Format,$t as RGB_S3TC_DXT1_Format,$e as RGDepthPacking,Yt as RGFormat,Ht as RGIntegerFormat,$l as RawShaderMaterial,wa as Ray,yd as Raycaster,uu as RectAreaLight,Jt as RedFormat,Xt as RedIntegerFormat,tt as ReinhardToneMapping,Xs as RenderTarget,hd as RenderTarget3D,mt as RepeatWrapping,ci as ReplaceStencilOp,S as ReverseSubtractEquation,us as ReversedDepthFuncs,Rl as RingGeometry,le as SIGNED_R11_EAC_Format,Oe as SIGNED_RED_GREEN_RGTC2_Format,Be as SIGNED_RED_RGTC1_Format,ue as SIGNED_RG11_EAC_Format,ei as SRGBColorSpace,ri as SRGBTransfer,Er as Scene,Gl as ShaderMaterial,ql as ShadowMaterial,$h as Shape,Nl as ShapeGeometry,lp as ShapePath,Al as ShapeUtils,It as ShortType,Ga as Skeleton,Ed as SkeletonHelper,Ja as SkinnedMesh,js as Source,Nn as Sphere,Vl as SphereGeometry,bd as Spherical,du as SphericalHarmonics3,Yh as SplineCurve,ru as SpotLight,Pd as SpotLightHelper,la as Sprite,Gn as SpriteMaterial,B as SrcAlphaFactor,V as SrcAlphaSaturateFactor,C as SrcColorFactor,Fi as StaticCopyUsage,Oi as StaticDrawUsage,Ni as StaticReadUsage,ku as StereoCamera,ji as StreamCopyUsage,Ri as StreamDrawUsage,Ei as StreamReadUsage,_c as StringKeyframeTrack,M as SubtractEquation,f as SubtractiveBlending,i as TOUCH,Qe as TangentSpaceNormalMap,El as TetrahedronGeometry,qs as Texture,Uc as TextureLoader,dp as TextureUtils,Nu as Timer,Ji as TimestampQuery,Fl as TorusGeometry,Ll as TorusKnotGeometry,$r as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,Je as TrianglesDrawMode,jl as TubeGeometry,ht as UVMapping,zn as Uint16BufferAttribute,In as Uint32BufferAttribute,_n as Uint8BufferAttribute,An as Uint8ClampedBufferAttribute,ld as Uniform,ud as UniformsGroup,Zl as UniformsUtils,zt as UnsignedByteType,Lt as UnsignedInt101111Type,Et as UnsignedInt248Type,Ft as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,Bt as UnsignedShortType,c as VSMShadowMap,_s as Vector2,Ts as Vector3,Js as Vector4,Ac as VectorKeyframeTrack,nh as VideoFrameTexture,rh as VideoTexture,$s as WebGL3DRenderTarget,Zs as WebGLArrayRenderTarget,Wi as WebGLCoordinateSystem,Ys as WebGLRenderTarget,qi as WebGPUCoordinateSystem,Cr as WebXRController,Dl as WireframeGeometry,Ue as WrapAroundEnding,je as ZeroCurvatureEnding,T as ZeroFactor,De as ZeroSlopeEnding,hi as ZeroStencilOp,Jl as cloneUniforms,Ki as createCanvasElement,Qi as createElementNS,os as error,up as getByteLength,ss as getConsoleFunction,Hl as getUnlitUniformColorSpace,$i as isTypedArray,rs as log,Xl as mergeUniforms,cs as probeAsync,is as setConsoleFunction,as as warn,hs as warnOnce,ls as yieldToMain}; +const 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i=this.dot(t)/e;return Math.acos(xs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y;return e*e+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const i=Math.cos(e),s=Math.sin(e),r=this.x-t.x,n=this.y-t.y;return this.x=r*i-n*s+t.x,this.y=r*s+n*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class As{constructor(t=0,e=0,i=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=s}static slerpFlat(t,e,i,s,r,n,a){let o=i[s+0],h=i[s+1],l=i[s+2],c=i[s+3],u=r[n+0],d=r[n+1],p=r[n+2],m=r[n+3];if(c!==m||o!==u||h!==d||l!==p){let t=o*u+h*d+l*p+c*m;t<0&&(u=-u,d=-d,p=-p,m=-m,t=-t);let e=1-a;if(t<.9995){const i=Math.acos(t),s=Math.sin(i);e=Math.sin(e*i)/s,o=o*e+u*(a=Math.sin(a*i)/s),h=h*e+d*a,l=l*e+p*a,c=c*e+m*a}else{o=o*e+u*a,h=h*e+d*a,l=l*e+p*a,c=c*e+m*a;const t=1/Math.sqrt(o*o+h*h+l*l+c*c);o*=t,h*=t,l*=t,c*=t}}t[e]=o,t[e+1]=h,t[e+2]=l,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,s,r,n){const a=i[s],o=i[s+1],h=i[s+2],l=i[s+3],c=r[n],u=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*c+o*d-h*u,t[e+1]=o*p+l*u+h*c-a*d,t[e+2]=h*p+l*d+a*u-o*c,t[e+3]=l*p-a*c-o*u-h*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,s=t._y,r=t._z,n=t._order,a=Math.cos,o=Math.sin,h=a(i/2),l=a(s/2),c=a(r/2),u=o(i/2),d=o(s/2),p=o(r/2);switch(n){case"XYZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"YXZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"ZXY":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"ZYX":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"YZX":this._x=u*l*c+h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c-u*d*p;break;case"XZY":this._x=u*l*c-h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c+u*d*p;break;default:as("Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,s=Math.sin(i);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(xs(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=this.dot(t);a<0&&(i=-i,s=-s,r=-r,n=-n,a=-a);let o=1-e;if(a<.9995){const t=Math.acos(a),h=Math.sin(t);o=Math.sin(o*t)/h,e=Math.sin(e*t)/h,this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this._onChangeCallback()}else this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this.normalize();return this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ts{static{Ts.prototype.isVector3=!0}constructor(t=0,e=0,i=0){this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Cs.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Cs.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){const e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),c=2*(r*i-n*e);return this.x=e+o*h+n*c-a*l,this.y=i+o*l+a*h-r*c,this.z=s+o*c+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=xs(this.x,t.x,e.x),this.y=xs(this.y,t.y,e.y),this.z=xs(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=xs(this.x,t,e),this.y=xs(this.y,t,e),this.z=xs(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(xs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return zs.copy(this).projectOnVector(t),this.sub(zs)}reflect(t){return this.sub(zs.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(xs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const zs=new Ts,Cs=new As;class Is{static{Is.prototype.isMatrix3=!0}constructor(t,e,i,s,r,n,a,o,h){this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}set(t,e,i,s,r,n,a,o,h){const l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=s[0],y=s[3],g=s[6],f=s[1],x=s[4],b=s[7],v=s[2],w=s[5],M=s[8];return r[0]=n*m+a*f+o*v,r[3]=n*y+a*x+o*w,r[6]=n*g+a*b+o*M,r[1]=h*m+l*f+c*v,r[4]=h*y+l*x+c*w,r[7]=h*g+l*b+c*M,r[2]=u*m+d*f+p*v,r[5]=u*y+d*x+p*w,r[8]=u*g+d*b+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],c=l*n-a*h,u=a*o-l*r,d=h*r-n*o,p=e*c+i*u+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=u*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){const o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Bs.makeScale(t,e)),this}rotate(t){return this.premultiply(Bs.makeRotation(-t)),this}translate(t,e){return this.premultiply(Bs.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const Bs=new Is,ks=(new Is).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Os=(new Is).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ps(){const t={enabled:!0,workingColorSpace:ii,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ri&&(t.r=Ns(t.r),t.g=Ns(t.g),t.b=Ns(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ri&&(t.r=Vs(t.r),t.g=Vs(t.g),t.b=Vs(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?si:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return hs("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return hs("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ii]:{primaries:e,whitePoint:s,transfer:si,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ei},outputColorSpaceConfig:{drawingBufferColorSpace:ei}},[ei]:{primaries:e,whitePoint:s,transfer:ri,toXYZ:ks,fromXYZ:Os,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ei}}}),t}const Rs=Ps();function Ns(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Vs(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Es;class Fs{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===Es&&(Es=Qi("canvas")),Es.width=t.width,Es.height=t.height;const e=Es.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=Es}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Qi("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t1),this.pmremVersion=0,this.normalized=!1}get width(){return this.source.getSize(Ws).x}get height(){return this.source.getSize(Ws).y}get depth(){return this.source.getSize(Ws).z}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.normalized=t.normalized,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){as(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i:as(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,normalized:this.normalized,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==ht)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case mt:t.x=t.x-Math.floor(t.x);break;case yt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case mt:t.y=t.y-Math.floor(t.y);break;case yt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}qs.DEFAULT_IMAGE=null,qs.DEFAULT_MAPPING=ht,qs.DEFAULT_ANISOTROPY=1;class Js{static{Js.prototype.isVector4=!0}constructor(t=0,e=0,i=0,s=1){this.x=t,this.y=e,this.z=i,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r;const n=.01,a=.1,o=t.elements,h=o[0],l=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],y=o[6],g=o[10];if(Math.abs(l-u)o&&t>f?tf?o1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),null!==this.pivot&&(s.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e0){s.children=[];for(let e=0;e0){s.animations=[];for(let e=0;e0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),c.length>0&&(i.nodes=c)}return i.object=s,i;function n(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.pivot=null!==t.pivot?t.pivot.clone():null,this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;eo+l?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=o-l&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,o.eventsEnabled&&o.dispatchEvent({type:"gripUpdated",data:t,target:this})));null!==a&&(s=e.getPose(t.targetRaySpace,i),null===s&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(zr)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Tr;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}const Ir={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Br={h:0,s:0,l:0},kr={h:0,s:0,l:0};function Or(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Pr{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ei){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Rs.colorSpaceToWorking(this,e),this}setRGB(t,e,i,s=Rs.workingColorSpace){return this.r=t,this.g=e,this.b=i,Rs.colorSpaceToWorking(this,s),this}setHSL(t,e,i,s=Rs.workingColorSpace){if(t=bs(t,1),e=xs(e,0,1),i=xs(i,0,1),0===e)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=Or(r,s,t+1/3),this.g=Or(r,s,t),this.b=Or(r,s,t-1/3)}return Rs.colorSpaceToWorking(this,s),this}setStyle(t,e=ei){function i(e){void 0!==e&&parseFloat(e)<1&&as("Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const n=s[1],a=s[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:as("Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=s[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);as("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ei){const i=Ir[t.toLowerCase()];return void 0!==i?this.setHex(i,e):as("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Ns(t.r),this.g=Ns(t.g),this.b=Ns(t.b),this}copyLinearToSRGB(t){return this.r=Vs(t.r),this.g=Vs(t.g),this.b=Vs(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ei){return Rs.workingToColorSpace(Rr.copy(this),t),65536*Math.round(xs(255*Rr.r,0,255))+256*Math.round(xs(255*Rr.g,0,255))+Math.round(xs(255*Rr.b,0,255))}getHexString(t=ei){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Rs.workingColorSpace){Rs.workingToColorSpace(Rr.copy(this),e);const i=Rr.r,s=Rr.g,r=Rr.b,n=Math.max(i,s,r),a=Math.min(i,s,r);let o,h;const l=(a+n)/2;if(a===n)o=0,h=0;else{const t=n-a;switch(h=l<=.5?t/(n+a):t/(2-n-a),n){case i:o=(s-r)/t+(s0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const Fr=new Ts,Lr=new Ts,Dr=new Ts,jr=new Ts,Ur=new Ts,Wr=new Ts,qr=new Ts,Jr=new Ts,Xr=new Ts,Yr=new Ts,Hr=new Js,Zr=new Js,Gr=new Js;class $r{constructor(t=new Ts,e=new Ts,i=new Ts){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,s){s.subVectors(i,e),Fr.subVectors(t,e),s.cross(Fr);const r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){Fr.subVectors(s,e),Lr.subVectors(i,e),Dr.subVectors(t,e);const n=Fr.dot(Fr),a=Fr.dot(Lr),o=Fr.dot(Dr),h=Lr.dot(Lr),l=Lr.dot(Dr),c=n*h-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(h*o-a*l)*u,p=(n*l-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,jr)&&(jr.x>=0&&jr.y>=0&&jr.x+jr.y<=1)}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,jr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,jr.x),o.addScaledVector(n,jr.y),o.addScaledVector(a,jr.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return Hr.setScalar(0),Zr.setScalar(0),Gr.setScalar(0),Hr.fromBufferAttribute(t,e),Zr.fromBufferAttribute(t,i),Gr.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(Hr,r.x),n.addScaledVector(Zr,r.y),n.addScaledVector(Gr,r.z),n}static isFrontFacing(t,e,i,s){return Fr.subVectors(i,e),Lr.subVectors(t,e),Fr.cross(Lr).dot(s)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Fr.subVectors(this.c,this.b),Lr.subVectors(this.a,this.b),.5*Fr.cross(Lr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return $r.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return $r.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return $r.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return $r.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return $r.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,s=this.b,r=this.c;let n,a;Ur.subVectors(s,i),Wr.subVectors(r,i),Jr.subVectors(t,i);const o=Ur.dot(Jr),h=Wr.dot(Jr);if(o<=0&&h<=0)return e.copy(i);Xr.subVectors(t,s);const l=Ur.dot(Xr),c=Wr.dot(Xr);if(l>=0&&c<=l)return e.copy(s);const u=o*c-l*h;if(u<=0&&o>=0&&l<=0)return n=o/(o-l),e.copy(i).addScaledVector(Ur,n);Yr.subVectors(t,r);const d=Ur.dot(Yr),p=Wr.dot(Yr);if(p>=0&&d<=p)return e.copy(r);const m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return a=h/(h-p),e.copy(i).addScaledVector(Wr,a);const y=l*p-d*c;if(y<=0&&c-l>=0&&d-p>=0)return qr.subVectors(r,s),a=(c-l)/(c-l+(d-p)),e.copy(s).addScaledVector(qr,a);const g=1/(y+m+u);return n=m*g,a=u*g,e.copy(i).addScaledVector(Ur,n).addScaledVector(Wr,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class Qr{constructor(t=new Ts(1/0,1/0,1/0),e=new Ts(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,tn),tn.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(ln),cn.subVectors(this.max,ln),sn.subVectors(t.a,ln),rn.subVectors(t.b,ln),nn.subVectors(t.c,ln),an.subVectors(rn,sn),on.subVectors(nn,rn),hn.subVectors(sn,nn);let e=[0,-an.z,an.y,0,-on.z,on.y,0,-hn.z,hn.y,an.z,0,-an.x,on.z,0,-on.x,hn.z,0,-hn.x,-an.y,an.x,0,-on.y,on.x,0,-hn.y,hn.x,0];return!!pn(e,sn,rn,nn,cn)&&(e=[1,0,0,0,1,0,0,0,1],!!pn(e,sn,rn,nn,cn)&&(un.crossVectors(an,on),e=[un.x,un.y,un.z],pn(e,sn,rn,nn,cn)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,tn).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(tn).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Kr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Kr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Kr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Kr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Kr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Kr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Kr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Kr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Kr)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Kr=[new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts,new Ts],tn=new Ts,en=new Qr,sn=new Ts,rn=new Ts,nn=new Ts,an=new Ts,on=new Ts,hn=new Ts,ln=new Ts,cn=new Ts,un=new Ts,dn=new Ts;function pn(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){dn.fromArray(t,n);const a=r.x*Math.abs(dn.x)+r.y*Math.abs(dn.y)+r.z*Math.abs(dn.z),o=e.dot(dn),h=i.dot(dn),l=s.dot(dn);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}const mn=yn();function yn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),s=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(s[t]=0,s[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(s[t]=1024>>-e-14,s[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(s[t]=e+15<<10,s[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(s[t]=31744,s[256|t]=64512,r[t]=24,r[256|t]=24):(s[t]=31744,s[256|t]=64512,r[t]=13,r[256|t]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,n[t]=e|i}for(let t=1024;t<2048;++t)n[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:s,shiftTable:r,mantissaTable:n,exponentTable:a,offsetTable:o}}function gn(t){Math.abs(t)>65504&&as("DataUtils.toHalfFloat(): Value out of range."),t=xs(t,-65504,65504),mn.floatView[0]=t;const e=mn.uint32View[0],i=e>>23&511;return mn.baseTable[i]+((8388607&e)>>mn.shiftTable[i])}function fn(t){const e=t>>10;return mn.uint32View[0]=mn.mantissaTable[mn.offsetTable[e]+(1023&t)]+mn.exponentTable[e],mn.floatView[0]}class xn{static toHalfFloat(t){return gn(t)}static fromHalfFloat(t){return fn(t)}}const bn=new Ts,vn=new _s;let wn=0;class Mn extends ds{constructor(t,e,i=!1){if(super(),Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:wn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Oi,this.updateRanges=[],this.gpuType=Pt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;sthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Pn.subVectors(t,this.center);const e=Pn.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Pn,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Rn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Pn.copy(t.center).add(Rn)),this.expandByPoint(Pn.copy(t.center).sub(Rn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let Vn=0;const En=new Qs,Fn=new Ar,Ln=new Ts,Dn=new Qr,jn=new Qr,Un=new Ts;class Wn extends ds{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Vn++}),this.uuid=fs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?In:zn)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Is).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return En.makeRotationFromQuaternion(t),this.applyMatrix4(En),this}rotateX(t){return En.makeRotationX(t),this.applyMatrix4(En),this}rotateY(t){return En.makeRotationY(t),this.applyMatrix4(En),this}rotateZ(t){return En.makeRotationZ(t),this.applyMatrix4(En),this}translate(t,e,i){return En.makeTranslation(t,e,i),this.applyMatrix4(En),this}scale(t,e,i){return En.makeScale(t,e,i),this.applyMatrix4(En),this}lookAt(t){return Fn.lookAt(t),Fn.updateMatrix(),this.applyMatrix4(Fn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ln).negate(),this.translate(Ln.x,Ln.y,Ln.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let i=0,s=t.length;ie.count&&as("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return os("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ts(-1/0,-1/0,-1/0),new Ts(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const s=i[e];t.data.attributes[e]=s.toJSON(t.data)}const s={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const s=t.attributes;for(const t in s){const i=s[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],s=r[t];for(let t=0,r=s.length;t0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){as(`Material: parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&s.isColor?s.set(i):s&&s.isVector2&&i&&i.isVector2||s&&s.isEuler&&i&&i.isEuler||s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i:as(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),100!==this.blendEquation&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==li&&(i.stencilFail=this.stencilFail),this.stencilZFail!==li&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==li&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!1===this.allowOverride&&(i.allowOverride=!1),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Gn extends Zn{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Pr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const $n=new Ts,Qn=new Ts,Kn=new Ts,ta=new _s,ea=new _s,ia=new Qs,sa=new Ts,ra=new Ts,na=new Ts,aa=new _s,oa=new _s,ha=new _s;class la extends Ar{constructor(t=new Gn){if(super(),this.isSprite=!0,this.type="Sprite",void 0===Yn){Yn=new Wn;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new qn(t,5);Yn.setIndex([0,1,2,0,2,3]),Yn.setAttribute("position",new Xn(e,3,0,!1)),Yn.setAttribute("uv",new Xn(e,2,3,!1))}this.geometry=Yn,this.material=t,this.center=new _s(.5,.5),this.count=1}raycast(t,e){null===t.camera&&os('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Qn.setFromMatrixScale(this.matrixWorld),ia.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Kn.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Qn.multiplyScalar(-Kn.z);const i=this.material.rotation;let s,r;0!==i&&(r=Math.cos(i),s=Math.sin(i));const n=this.center;ca(sa.set(-.5,-.5,0),Kn,n,Qn,s,r),ca(ra.set(.5,-.5,0),Kn,n,Qn,s,r),ca(na.set(.5,.5,0),Kn,n,Qn,s,r),aa.set(0,0),oa.set(1,0),ha.set(1,1);let a=t.ray.intersectTriangle(sa,ra,na,!1,$n);if(null===a&&(ca(ra.set(-.5,.5,0),Kn,n,Qn,s,r),oa.set(0,1),a=t.ray.intersectTriangle(sa,na,ra,!1,$n),null===a))return;const o=t.ray.origin.distanceTo($n);ot.far||e.push({distance:o,point:$n.clone(),uv:$r.getInterpolation($n,sa,ra,na,aa,oa,ha,new _s),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function ca(t,e,i,s,r,n){ta.subVectors(t,i).addScalar(.5).multiply(s),void 0!==r?(ea.x=n*ta.x-r*ta.y,ea.y=r*ta.x+n*ta.y):ea.copy(ta),t.copy(e),t.x+=ea.x,t.y+=ea.y,t.applyMatrix4(ia)}const ua=new Ts,da=new Ts;class pa extends Ar{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,s;for(i=1,s=e.length;i0){ua.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ua);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ua.setFromMatrixPosition(t.matrixWorld),da.setFromMatrixPosition(this.matrixWorld);const i=ua.distanceTo(da)/t.zoom;let s,r;for(e[0].object.visible=!0,s=1,r=e.length;s=t))break;e[s-1].object.visible=!1,e[s].object.visible=!0}for(this._currentLevel=s-1;s0)if(c=n*o-a,u=n*a-o,p=r*l,c>=0)if(u>=-p)if(u<=p){const t=1/l;c*=t,u*=t,d=c*(c+n*u+2*a)+u*(n*c+u+2*o)+h}else u=r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u=-r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u<=-p?(c=Math.max(0,-(-n*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+h):(c=Math.max(0,-(n*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h);else u=n>0?-r:r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,c),s&&s.copy(ya).addScaledVector(ga,u),d}intersectSphere(t,e){ma.subVectors(t.center,this.origin);const i=ma.dot(this.direction),s=ma.dot(ma)-i*i,r=t.radius*t.radius;if(s>r)return null;const n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,s,r,n,a,o;const h=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,u=this.origin;return h>=0?(i=(t.min.x-u.x)*h,s=(t.max.x-u.x)*h):(i=(t.max.x-u.x)*h,s=(t.min.x-u.x)*h),l>=0?(r=(t.min.y-u.y)*l,n=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,n=(t.min.y-u.y)*l),i>n||r>s?null:((r>i||isNaN(i))&&(i=r),(n=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>s?null:((a>i||i!=i)&&(i=a),(o=0?i:s,e)))}intersectsBox(t){return null!==this.intersectBox(t,ma)}intersectTriangle(t,e,i,s,r){xa.subVectors(e,t),ba.subVectors(i,t),va.crossVectors(xa,ba);let n,a=this.direction.dot(va);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}fa.subVectors(this.origin,t);const o=n*this.direction.dot(ba.crossVectors(fa,ba));if(o<0)return null;const h=n*this.direction.dot(xa.cross(fa));if(h<0)return null;if(o+h>a)return null;const l=-n*fa.dot(va);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ma extends Zn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Sa=new Qs,_a=new wa,Aa=new Nn,Ta=new Ts,za=new Ts,Ca=new Ts,Ia=new Ts,Ba=new Ts,ka=new Ts,Oa=new Ts,Pa=new Ts;class Ra extends Ar{constructor(t=new Wn,e=new Ma){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}Sa.copy(r).invert(),_a.copy(t.ray).applyMatrix4(Sa),null!==i.boundingBox&&!1===_a.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,_a)}}_computeIntersections(t,e,i){let s;const r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=u.length;ri.far?null:{distance:l,point:Pa.clone(),object:t}}(t,e,i,s,za,Ca,Ia,Oa);if(c){const t=new Ts;$r.getBarycoord(Oa,za,Ca,Ia,t),r&&(c.uv=$r.getInterpolatedAttribute(r,o,h,l,t,new _s)),n&&(c.uv1=$r.getInterpolatedAttribute(n,o,h,l,t,new _s)),a&&(c.normal=$r.getInterpolatedAttribute(a,o,h,l,t,new Ts),c.normal.dot(s.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:h,c:l,normal:new Ts,materialIndex:0};$r.getNormal(za,Ca,Ia,e.normal),c.face=e,c.barycoord=t}return c}const Va=new Js,Ea=new Js,Fa=new Js,La=new Js,Da=new Qs,ja=new Ts,Ua=new Nn,Wa=new Qs,qa=new wa;class Ja extends Ra{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=at,this.bindMatrix=new Qs,this.bindMatrixInverse=new Qs,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new Qr),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t1)?null:e.copy(t.start).addScaledVector(s,n)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||ho.getNormalMatrix(t),s=this.coplanarPoint(ao).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const co=new Nn,uo=new _s(.5,.5),po=new Ts;class mo{constructor(t=new lo,e=new lo,i=new lo,s=new lo,r=new lo,n=new lo){this.planes=[t,e,i,s,r,n]}set(t,e,i,s,r,n){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],y=r[10],g=r[11],f=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,g-p,v-f).normalize(),s[1].setComponents(h+n,d+l,g+p,v+f).normalize(),s[2].setComponents(h+a,d+c,g+m,v+x).normalize(),s[3].setComponents(h-a,d-c,g-m,v-x).normalize(),i)s[4].setComponents(o,u,y,b).normalize(),s[5].setComponents(h-o,d-u,g-y,v-b).normalize();else if(s[4].setComponents(h-o,d-u,g-y,v-b).normalize(),e===Wi)s[5].setComponents(h+o,d+u,g+y,v+b).normalize();else{if(e!==qi)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);s[5].setComponents(o,u,y,b).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),co.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),co.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(co)}intersectsSprite(t){co.center.set(0,0,0);const e=uo.distanceTo(t.center);return co.radius=.7071067811865476+e,co.applyMatrix4(t.matrixWorld),this.intersectsSphere(co)}intersectsSphere(t){const e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,po.y=s.normal.y>0?t.max.y:t.min.y,po.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(po)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const yo=new Qs,go=new mo;class fo{constructor(){this.coordinateSystem=Wi}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];n.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=s}reset(){this.list.length=0,this.index=0}}const Mo=new Qs,So=new Pr(1,1,1),_o=new mo,Ao=new fo,To=new Qr,zo=new Nn,Co=new Ts,Io=new Ts,Bo=new Ts,ko=new wo,Oo=new Ra,Po=[];function Ro(t,e,i=0){const s=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let n=0;n65535?new Uint32Array(s):new Uint16Array(s);e.setIndex(new Mn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const s=t.getAttribute(i),r=e.getAttribute(i);if(s.itemSize!==r.itemSize||s.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Qr);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,s=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(xo),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const s=this._matricesTexture;Mo.identity().toArray(s.image.data,16*i),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(So.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const s={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;s.vertexStart=this._nextVertexStart,s.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const n=t.getIndex();if(null!==n&&(s.indexStart=this._nextIndexStart,s.reservedIndexCount=-1===i?n.count:i),-1!==s.indexStart&&s.indexStart+s.reservedIndexCount>this._maxIndexCount||s.vertexStart+s.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(xo),a=this._availableGeometryIds.shift(),r[a]=s):(a=this._geometryCount,this._geometryCount++,r.push(s)),this.setGeometryAt(a,t),this._nextIndexStart=s.indexStart+s.reservedIndexCount,this._nextVertexStart=s.vertexStart+s.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,s=null!==i.getIndex(),r=i.getIndex(),n=e.getIndex(),a=this._geometryInfo[t];if(s&&n.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,h=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const s=e.getAttribute(t),r=i.getAttribute(t);Ro(s,r,o);const n=s.itemSize;for(let t=s.count,e=h;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,s=i.length;ee).sort((t,e)=>i[t].vertexStart-i[e].vertexStart),r=this.geometry;for(let n=0,a=i.length;n=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingBox){const t=new Qr,e=i.index,r=i.attributes.position;for(let i=s.start,n=s.start+s.count;i=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingSphere){const e=new Nn;this.getBoundingBoxAt(t,To),To.getCenter(e.center);const r=i.index,n=i.attributes.position;let a=0;for(let t=s.start,i=s.start+s.count;tt.active);if(Math.max(...i.map(t=>t.vertexStart+t.reservedVertexCount))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...i.map(t=>t.indexStart+t.reservedIndexCount))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`)}const s=this.geometry;s.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Wn,this._initializeGeometry(s));const r=this.geometry;s.index&&No(s.index.array,r.index.array);for(const t in s.attributes)No(s.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,s=this._geometryInfo,r=this.matrixWorld,n=this.geometry;Oo.material=this.material,Oo.geometry.index=n.index,Oo.geometry.attributes=n.attributes,null===Oo.geometry.boundingBox&&(Oo.geometry.boundingBox=new Qr),null===Oo.geometry.boundingSphere&&(Oo.geometry.boundingSphere=new Nn);for(let n=0,a=i.length;n({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null})),this._instanceInfo=t._instanceInfo.map(t=>({...t})),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,s,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=s.getIndex();let a=null===n?1:n.array.BYTES_PER_ELEMENT,o=1;r.wireframe&&(o=2,a=s.attributes.position.count>65535?4:2);const h=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,d=this.perObjectFrustumCulled,p=this._indirectTexture,m=p.image.data,y=i.isArrayCamera?Ao:_o;d&&!i.isArrayCamera&&(Mo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),_o.setFromProjectionMatrix(Mo,i.coordinateSystem,i.reversedDepth));let g=0;if(this.sortObjects){Mo.copy(this.matrixWorld).invert(),Co.setFromMatrixPosition(i.matrixWorld).applyMatrix4(Mo),Io.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(Mo);for(let t=0,e=h.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts)return;Wo.applyMatrix4(t.matrixWorld);const h=e.ray.origin.distanceTo(Wo);return he.far?void 0:{distance:h,point:qo.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Yo=new Ts,Ho=new Ts;class Zo extends Jo{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,s=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class rh extends qs{constructor(t,e,i,s,r=1006,n=1006,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const l=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback(function e(){l.needsUpdate=!0,l._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class nh extends rh{constructor(t,e,i,s,r,n,a,o){super({},t,e,i,s,r,n,a,o),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(t){this.image=t,this.needsUpdate=!0}}class ah extends qs{constructor(t,e){super({width:t,height:e}),this.isFramebufferTexture=!0,this.magFilter=ft,this.minFilter=ft,this.generateMipmaps=!1,this.needsUpdate=!0}}class oh extends qs{constructor(t,e,i,s,r,n,a,o,h,l,c,u){super(null,n,a,o,h,l,s,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class hh extends oh{constructor(t,e,i,s,r,n){super(t,e,i,r,n),this.isCompressedArrayTexture=!0,this.image.depth=s,this.wrapR=yt,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class lh extends oh{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,lt),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class ch extends qs{constructor(t=[],e=301,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class uh extends qs{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class dh extends qs{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isHTMLTexture=!0,this.generateMipmaps=!1,this.needsUpdate=!0;const l=t?t.parentNode:null;null!==l&&"requestPaint"in l&&(l.onpaint=()=>{this.needsUpdate=!0},l.requestPaint())}dispose(){const t=this.image?this.image.parentNode:null;null!==t&&"onpaint"in t&&(t.onpaint=null),super.dispose()}}class ph extends qs{constructor(t,e,i=1014,s,r,n,a=1003,o=1003,h,l=1026,c=1){if(l!==Wt&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new Ds(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class mh extends ph{constructor(t,e=1014,i=301,s,r,n=1003,a=1003,o,h=1026){const l={width:t,height:t,depth:1},c=[l,l,l,l,l,l];super(t,t,e,i,s,r,n,a,o,h),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class yh extends qs{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class gh extends Wn{constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};const a=this;s=Math.floor(s),r=Math.floor(r),n=Math.floor(n);const o=[],h=[],l=[],c=[];let u=0,d=0;function p(t,e,i,s,r,n,p,m,y,g,f){const x=n/y,b=p/g,v=n/2,w=p/2,M=m/2,S=y+1,_=g+1;let A=0,T=0;const z=new Ts;for(let n=0;n<_;n++){const a=n*b-w;for(let o=0;o0?1:-1,l.push(z.x,z.y,z.z),c.push(o/y),c.push(1-n/g),A+=1}}for(let t=0;t0){const t=(f-1)*m;for(let e=0;e0||0!==s)&&(l.push(n,a,h),x+=3),(e>0||s!==r-1)&&(l.push(a,o,h),x+=3)}h.addGroup(g,x,0),g+=x}(),!1===n&&(t>0&&f(!0),e>0&&f(!1)),this.setIndex(l),this.setAttribute("position",new kn(c,3)),this.setAttribute("normal",new kn(u,3)),this.setAttribute("uv",new kn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new bh(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class vh extends bh{constructor(t=1,e=1,i=32,s=1,r=!1,n=0,a=2*Math.PI){super(0,t,e,i,s,r,n,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:n,thetaLength:a}}static fromJSON(t){return new vh(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class wh extends Wn{constructor(t=[],e=[],i=1,s=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:s};const r=[],n=[];function a(t,e,i,s){const r=s+1,n=[];for(let s=0;s<=r;s++){n[s]=[];const a=t.clone().lerp(i,s/r),o=e.clone().lerp(i,s/r),h=r-s;for(let t=0;t<=h;t++)n[s][t]=0===t&&s===r?a:a.clone().lerp(o,t/h)}for(let t=0;t.9&&a<.1&&(e<.2&&(n[t+0]+=1),i<.2&&(n[t+2]+=1),s<.2&&(n[t+4]+=1))}}()}(),this.setAttribute("position",new kn(r,3)),this.setAttribute("normal",new kn(r.slice(),3)),this.setAttribute("uv",new kn(n,2)),0===s?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new wh(t.vertices,t.indices,t.radius,t.detail)}}class Mh extends wh{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,s=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-s,-i,0,-s,i,0,s,-i,0,s,i,-s,-i,0,-s,i,0,s,-i,0,s,i,0,-i,0,-s,i,0,-s,-i,0,s,i,0,s],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new Mh(t.radius,t.detail)}}const Sh=new Ts,_h=new Ts,Ah=new Ts,Th=new $r;class zh extends Wn{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,s=Math.pow(10,i),r=Math.cos(ys*e),n=t.getIndex(),a=t.getAttribute("position"),o=n?n.count:a.count,h=[0,0,0],l=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){h=s;break}h=s-1}if(s=h,i[s]===n)return s/(r-1);const l=i[s];return(s+(n-l)/(i[s+1]-l))/(r-1)}getTangent(t,e){const i=1e-4;let s=t-i,r=t+i;s<0&&(s=0),r>1&&(r=1);const n=this.getPoint(s),a=this.getPoint(r),o=e||(n.isVector2?new _s:new Ts);return o.copy(a).sub(n).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new Ts,s=[],r=[],n=[],a=new Ts,o=new Qs;for(let e=0;e<=t;e++){const i=e/t;s[e]=this.getTangentAt(i,new Ts)}r[0]=new Ts,n[0]=new Ts;let h=Number.MAX_VALUE;const l=Math.abs(s[0].x),c=Math.abs(s[0].y),u=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),c<=h&&(h=c,i.set(0,1,0)),u<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(xs(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(xs(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Ih extends Ch{constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new _s){const i=e,s=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)s;)r-=s;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===l&&h===r-1&&(h=r-2,l=1),this.closed||h>0?a=s[(h-1)%r]:(Ph.subVectors(s[0],s[1]).add(s[0]),a=Ph);const c=s[h%r],u=s[(h+1)%r];if(this.closed||h+2s.length-2?s.length-1:n+1],c=s[n>s.length-3?s.length-1:n+2];return i.set(Fh(a,o.x,h.x,l.x,c.x),Fh(a,o.y,h.y,l.y,c.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e=i){const t=s[r]-i,n=this.curves[r],a=n.getLength(),o=0===a?0:1-t/a;return n.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return 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pl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let i=t;do{if(i.i!==t.i&&i.next.i!==t.i&&i.i!==e.i&&i.next.i!==e.i&&gl(i,i.next,t,e))return!0;i=i.next}while(i!==t);return!1}(t,e)&&(bl(t,e)&&bl(e,t)&&function(t,e){let i=t,s=!1;const r=(t.x+e.x)/2,n=(t.y+e.y)/2;do{i.y>n!=i.next.y>n&&i.next.y!==i.y&&r<(i.next.x-i.x)*(n-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==t);return s}(t,e)&&(ml(t.prev,t,e.prev)||ml(t,e.prev,e))||yl(t,e)&&ml(t.prev,t,t.next)>0&&ml(e.prev,e,e.next)>0)}function ml(t,e,i){return(e.y-t.y)*(i.x-e.x)-(e.x-t.x)*(i.y-e.y)}function yl(t,e){return t.x===e.x&&t.y===e.y}function gl(t,e,i,s){const r=xl(ml(t,e,i)),n=xl(ml(t,e,s)),a=xl(ml(i,s,t)),o=xl(ml(i,s,e));return r!==n&&a!==o||(!(0!==r||!fl(t,i,e))||(!(0!==n||!fl(t,s,e))||(!(0!==a||!fl(i,t,s))||!(0!==o||!fl(i,e,s)))))}function fl(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function xl(t){return t>0?1:t<0?-1:0}function bl(t,e){return ml(t.prev,t,t.next)<0?ml(t,e,t.next)>=0&&ml(t,t.prev,e)>=0:ml(t,e,t.prev)<0||ml(t,t.next,e)<0}function vl(t,e){const i=Sl(t.i,t.x,t.y),s=Sl(e.i,e.x,e.y),r=t.next,n=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,s.next=i,i.prev=s,n.next=s,s.prev=n,s}function wl(t,e,i,s){const r=Sl(t,e,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function Ml(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function Sl(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class _l{static triangulate(t,e,i=2){return Qh(t,e,i)}}class Al{static area(t){const e=t.length;let i=0;for(let s=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function zl(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(h*h+l*l),p=e.x-o/u,m=e.y+a/u,y=((i.x-l/d-p)*l-(i.y+h/d-m)*h)/(a*l-o*h);s=p+a*y-t.x,r=m+o*y-t.y;const g=s*s+r*r;if(g<=2)return new _s(s,r);n=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?h>Number.EPSILON&&(t=!0):a<-Number.EPSILON?h<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(l)&&(t=!0),t?(s=-o,r=a,n=Math.sqrt(c)):(s=a,r=o,n=Math.sqrt(c/2))}return new _s(s/n,r/n)}const k=[];for(let t=0,e=z.length,i=e-1,s=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),s=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=z.length;t=0;){const s=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,h),(t!==i-1||o0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class $l extends Gl{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Ql extends Zn{constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Pr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Kl extends Ql{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new _s(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return xs(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Pr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Pr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Pr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class tc extends Zn{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Pr(16777215),this.specular=new Pr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class ec extends Zn{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Pr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class ic extends Zn{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class sc extends Zn{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Pr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new hr,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class rc extends Zn{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class nc extends Zn{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class ac extends Zn{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Pr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new _s(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this.fog=t.fog,this}}class oc extends Eo{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function hc(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function lc(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort(function(e,i){return t[e]-t[i]}),i}function cc(t,e,i){const s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){const s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function uc(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do{a=n[s],void 0!==a&&(e.push(n.time),i.push(...a)),n=t[r++]}while(void 0!==n);else if(void 0!==a.toArray)do{a=n[s],void 0!==a&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++]}while(void 0!==n);else do{a=n[s],void 0!==a&&(e.push(n.time),i.push(a)),n=t[r++]}while(void 0!==n)}class dc{static convertArray(t,e){return hc(t,e)}static isTypedArray(t){return $i(t)}static getKeyframeOrder(t){return lc(t)}static sortedArray(t,e,i){return cc(t,e,i)}static flattenJSON(t,e,i,s){uc(t,e,i,s)}static subclip(t,e,i,s,r=30){return function(t,e,i,s,r=30){const n=t.clone();n.name=e;const a=[];for(let t=0;t=s)){h.push(e.times[t]);for(let i=0;in.tracks[t].times[0]&&(o=n.tracks[t].times[0]);for(let t=0;t=s.times[u]){const t=u*h+o,e=t+h-o;d=s.values.slice(t,e)}else{const t=s.createInterpolant(),e=o,i=h-o;t.evaluate(n),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new As).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)){const a=e[1];t=r)break e}n=i,i=0;break i}break t}for(;i>>1;te;)--n;if(++n,0!==r||n!==s){r>=n&&(n=Math.max(n,1),r=n-1);const t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(os("KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,s=this.values,r=i.length;0===r&&(os("KeyframeTrack: Track is empty.",this),t=!1);let n=null;for(let e=0;e!==r;e++){const s=i[e];if("number"==typeof s&&isNaN(s)){os("KeyframeTrack: Time is not a valid number.",this,e,s),t=!1;break}if(null!==n&&n>s){os("KeyframeTrack: Out of order keys.",this,e,s,n),t=!1;break}n=s}if(void 0!==s&&$i(s))for(let e=0,i=s.length;e!==i;++e){const i=s[e];if(isNaN(i)){os("KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Fe,r=t.length-1;let n=1;for(let a=1;a0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}xc.prototype.ValueTypeName="",xc.prototype.TimeBufferType=Float32Array,xc.prototype.ValueBufferType=Float32Array,xc.prototype.DefaultInterpolation=Ee;class bc extends xc{constructor(t,e,i){super(t,e,i)}}bc.prototype.ValueTypeName="bool",bc.prototype.ValueBufferType=Array,bc.prototype.DefaultInterpolation=Ve,bc.prototype.InterpolantFactoryMethodLinear=void 0,bc.prototype.InterpolantFactoryMethodSmooth=void 0;class vc extends xc{constructor(t,e,i,s){super(t,e,i,s)}}vc.prototype.ValueTypeName="color";class wc extends xc{constructor(t,e,i,s){super(t,e,i,s)}}wc.prototype.ValueTypeName="number";class Mc extends pc{constructor(t,e,i,s){super(t,e,i,s)}interpolate_(t,e,i,s){const r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=(i-e)/(s-e);let h=t*a;for(let t=h+a;h!==t;h+=4)As.slerpFlat(r,0,n,h-a,n,h,o);return r}}class Sc extends xc{constructor(t,e,i,s){super(t,e,i,s)}InterpolantFactoryMethodLinear(t){return new Mc(this.times,this.values,this.getValueSize(),t)}}Sc.prototype.ValueTypeName="quaternion",Sc.prototype.InterpolantFactoryMethodSmooth=void 0;class _c extends xc{constructor(t,e,i){super(t,e,i)}}_c.prototype.ValueTypeName="string",_c.prototype.ValueBufferType=Array,_c.prototype.DefaultInterpolation=Ve,_c.prototype.InterpolantFactoryMethodLinear=void 0,_c.prototype.InterpolantFactoryMethodSmooth=void 0;class Ac extends xc{constructor(t,e,i,s){super(t,e,i,s)}}Ac.prototype.ValueTypeName="vector";class Tc{constructor(t="",e=-1,i=[],s=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=s,this.uuid=fs(),this.userData={},this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,s=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(zc(i[t]).scale(s));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r.userData=JSON.parse(t.userData||"{}"),r}static toJSON(t){const e=[],i=t.tracks,s={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode,userData:JSON.stringify(t.userData)};for(let t=0,s=i.length;t!==s;++t)e.push(xc.toJSON(i[t]));return s}static CreateFromMorphTargetSequence(t,e,i,s){const r=e.length,n=[];for(let t=0;t1){const t=n[1];let e=s[t];e||(s[t]=e=[]),e.push(i)}}const n=[];for(const t in s)n.push(this.CreateFromMorphTargetSequence(t,s[t],e,i));return n}resetDuration(){let t=0;for(let e=0,i=this.tracks.length;e!==i;++e){const i=this.tracks[e];t=Math.max(t,i.times[i.times.length-1])}return this.duration=t,this}trim(){for(let t=0;t{e&&e(r),this.manager.itemEnd(t)},0);if(void 0!==Pc[t])return void Pc[t].push({onLoad:e,onProgress:i,onError:s});Pc[t]=[],Pc[t].push({onLoad:e,onProgress:i,onError:s});const n=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(n).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&as("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Pc[t],s=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),n=r?parseInt(r):0,a=0!==n;let o=0;const h=new ReadableStream({start(t){!function e(){s.read().then(({done:s,value:r})=>{if(s)t.close();else{o+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:n});for(let t=0,e=i.length;t{t.error(e)})}()}});return new Response(h)}throw new Rc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>(new DOMParser).parseFromString(t,a));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,s=new TextDecoder(i);return t.arrayBuffer().then(t=>s.decode(t))}}}).then(e=>{Cc.add(`file:${t}`,e);const i=Pc[t];delete Pc[t];for(let t=0,s=i.length;t{const i=Pc[t];if(void 0===i)throw this.manager.itemError(t),e;delete Pc[t];for(let t=0,s=i.length;t{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Vc extends Oc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Nc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e=[];for(let i=0;i0:s.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(s.uniforms[e]={},r.type){case"t":s.uniforms[e].value=i(r.value);break;case"c":s.uniforms[e].value=(new Pr).setHex(r.value);break;case"v2":s.uniforms[e].value=(new _s).fromArray(r.value);break;case"v3":s.uniforms[e].value=(new Ts).fromArray(r.value);break;case"v4":s.uniforms[e].value=(new Js).fromArray(r.value);break;case"m3":s.uniforms[e].value=(new Is).fromArray(r.value);break;case"m4":s.uniforms[e].value=(new Qs).fromArray(r.value);break;default:s.uniforms[e].value=r.value}}if(void 0!==t.defines&&(s.defines=t.defines),void 0!==t.vertexShader&&(s.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(s.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(s.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)s.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(s.lights=t.lights),void 0!==t.clipping&&(s.clipping=t.clipping),void 0!==t.size&&(s.size=t.size),void 0!==t.sizeAttenuation&&(s.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(s.map=i(t.map)),void 0!==t.matcap&&(s.matcap=i(t.matcap)),void 0!==t.alphaMap&&(s.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(s.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(s.bumpScale=t.bumpScale),void 0!==t.normalMap&&(s.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(s.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),s.normalScale=(new _s).fromArray(e)}return void 0!==t.displacementMap&&(s.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(s.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(s.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(s.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(s.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(s.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(s.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(s.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(s.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(s.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(s.envMap=i(t.envMap)),void 0!==t.envMapRotation&&s.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(s.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(s.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(s.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(s.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(s.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(s.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(s.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(s.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(s.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(s.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(s.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(s.clearcoatNormalScale=(new _s).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(s.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(s.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(s.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(s.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(s.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(s.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(s.sheenRoughnessMap=i(t.sheenRoughnessMap)),s}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return mu.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:ql,SpriteMaterial:Gn,RawShaderMaterial:$l,ShaderMaterial:Gl,PointsMaterial:$o,MeshPhysicalMaterial:Kl,MeshStandardMaterial:Ql,MeshPhongMaterial:tc,MeshToonMaterial:ec,MeshNormalMaterial:ic,MeshLambertMaterial:sc,MeshDepthMaterial:rc,MeshDistanceMaterial:nc,MeshBasicMaterial:Ma,MeshMatcapMaterial:ac,LineDashedMaterial:oc,LineBasicMaterial:Eo,Material:Zn}[t]}}class yu{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class gu extends Wn{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class fu extends Oc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Nc(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e={},i={};function s(t,s){if(void 0!==e[s])return e[s];const r=t.interleavedBuffers[s],n=function(t,e){if(void 0!==i[e])return i[e];const s=t.arrayBuffers,r=s[e],n=new Uint32Array(r).buffer;return i[e]=n,n}(t,r.buffer),a=Gi(r.type,n),o=new qn(a,r.stride);return o.uuid=r.uuid,e[s]=o,o}const r=t.isInstancedBufferGeometry?new gu:new Wn,n=t.data.index;if(void 0!==n){const t=Gi(n.type,n.array);r.setIndex(new Mn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let n;if(i.isInterleavedBufferAttribute){const e=s(t.data,i.data);n=new Xn(e,i.itemSize,i.offset,i.normalized)}else{const t=Gi(i.type,i.array);n=new(i.isInstancedBufferAttribute?$a:Mn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(n.name=i.name),void 0!==i.usage&&n.setUsage(i.usage),r.setAttribute(e,n)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],n=[];for(let e=0,r=i.length;e0){const i=new Bc(e);r=new Lc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){s=new Lc(this.manager),s.setCrossOrigin(this.crossOrigin);for(let e=0,s=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new Qr).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Nn).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}}),n._instanceInfo=t.instanceInfo,n._availableInstanceIds=t._availableInstanceIds,n._availableGeometryIds=t._availableGeometryIds,n._nextIndexStart=t.nextIndexStart,n._nextVertexStart=t.nextVertexStart,n._geometryCount=t.geometryCount,n._maxInstanceCount=t.maxInstanceCount,n._maxVertexCount=t.maxVertexCount,n._maxIndexCount=t.maxIndexCount,n._geometryInitialized=t.geometryInitialized,n._matricesTexture=c(t.matricesTexture.uuid),n._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(n._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(n.boundingSphere=(new Nn).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(n.boundingBox=(new Qr).fromJSON(t.boundingBox));break;case"LOD":n=new pa;break;case"Line":n=new Jo(h(t.geometry),l(t.material));break;case"LineLoop":n=new Go(h(t.geometry),l(t.material));break;case"LineSegments":n=new Zo(h(t.geometry),l(t.material));break;case"PointCloud":case"Points":n=new ih(h(t.geometry),l(t.material));break;case"Sprite":n=new la(l(t.material));break;case"Group":n=new Tr;break;case"Bone":n=new Xa;break;default:n=new Ar}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.up&&n.up.fromArray(t.up),void 0!==t.pivot&&(n.pivot=(new Ts).fromArray(t.pivot)),void 0!==t.morphTargetDictionary&&(n.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),void 0!==t.morphTargetInfluences&&(n.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(n.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(n.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.static&&(n.static=t.static),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t{!0===Su.has(n)?(s&&s(Su.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)):(e&&e(i),r.manager.itemEnd(t))}):void setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){Cc.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t)}).catch(function(e){s&&s(e),Su.set(o,e),Cc.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)});Cc.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let Au;class Tu{static getContext(){return void 0===Au&&(Au=new(window.AudioContext||window.webkitAudioContext)),Au}static setContext(t){Au=t}}class zu extends Oc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Nc(this.manager);function a(e){s?s(e):os(e),r.manager.itemError(t)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{const s=i.slice(0),n=Tu.getContext(),o=t+"#decode";r.manager.itemStart(o),n.decodeAudioData(s,function(t){e(t),r.manager.itemEnd(o)}).catch(function(t){a(t),r.manager.itemEnd(o)})}catch(t){a(t)}},i,s)}}const Cu=new Qs,Iu=new Qs,Bu=new Qs;class ku{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new iu,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new iu,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Bu.copy(t.projectionMatrix);const i=e.eyeSep/2,s=i*e.near/e.focus,r=e.near*Math.tan(ys*e.fov*.5)/e.zoom;let n,a;Iu.elements[12]=-i,Cu.elements[12]=i,n=-r*e.aspect+s,a=r*e.aspect+s,Bu.elements[0]=2*e.near/(a-n),Bu.elements[8]=(a+n)/(a-n),this.cameraL.projectionMatrix.copy(Bu),n=-r*e.aspect-s,a=r*e.aspect-s,Bu.elements[0]=2*e.near/(a-n),Bu.elements[8]=(a+n)/(a-n),this.cameraR.projectionMatrix.copy(Bu)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Iu),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Cu)}}const Ou=-90;class Pu extends Ar{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new iu(Ou,1,t,e);s.layers=this.layers,this.add(s);const r=new iu(Ou,1,t,e);r.layers=this.layers,this.add(r);const n=new iu(Ou,1,t,e);n.layers=this.layers,this.add(n);const a=new iu(Ou,1,t,e);a.layers=this.layers,this.add(a);const o=new iu(Ou,1,t,e);o.layers=this.layers,this.add(o);const h=new iu(Ou,1,t,e);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(const t of e)this.remove(t);if(t===Wi)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==qi)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,n,a,o,h,l]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let y=!1;y=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(i,0,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(i,1,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,n),t.setRenderTarget(i,2,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(i,3,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(i,4,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Ru extends iu{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}class Nu{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(t){this._document=t,void 0!==t.hidden&&(this._pageVisibilityHandler=Vu.bind(this),t.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(t){return this._timescale=t,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(t){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==t?t:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}}function Vu(){!1===this._document.hidden&&this.reset()}const Eu=new Ts,Fu=new As,Lu=new Ts,Du=new Ts,ju=new Ts;class Uu extends Ar{constructor(){super(),this.type="AudioListener",this.context=Tu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._timer=new Nu}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t),this._timer.update();const e=this.context.listener;if(this.timeDelta=this._timer.getDelta(),this.matrixWorld.decompose(Eu,Fu,Lu),Du.set(0,0,-1).applyQuaternion(Fu),ju.set(0,1,0).applyQuaternion(Fu),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Eu.x,t),e.positionY.linearRampToValueAtTime(Eu.y,t),e.positionZ.linearRampToValueAtTime(Eu.z,t),e.forwardX.linearRampToValueAtTime(Du.x,t),e.forwardY.linearRampToValueAtTime(Du.y,t),e.forwardZ.linearRampToValueAtTime(Du.z,t),e.upX.linearRampToValueAtTime(ju.x,t),e.upY.linearRampToValueAtTime(ju.y,t),e.upZ.linearRampToValueAtTime(ju.z,t)}else e.setPosition(Eu.x,Eu.y,Eu.z),e.setOrientation(Du.x,Du.y,Du.z,ju.x,ju.y,ju.z)}}class Wu extends Ar{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void as("Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void as("Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;as("Audio: this Audio has no playback control.")}stop(t=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+t),this.source.onended=null),this.isPlaying=!1,this;as("Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,s,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,s);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,s=i*this._origIndex;t.getValue(e,s);for(let t=i,r=s;t!==r;++t)e[t]=e[s+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let s=0;s!==r;++s)t[e+s]=t[i+s]}_slerp(t,e,i,s){As.slerpFlat(t,e,t,e,t,i,s)}_slerpAdditive(t,e,i,s,r){const n=this._workIndex*r;As.multiplyQuaternionsFlat(t,n,t,e,t,i),As.slerpFlat(t,e,t,e,t,n,s)}_lerp(t,e,i,s,r){const n=1-s;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*n+t[i+a]*s}}_lerpAdditive(t,e,i,s,r){for(let n=0;n!==r;++n){const r=e+n;t[r]=t[r]+t[i+n]*s}}}const $u="\\[\\]\\.:\\/",Qu=new RegExp("["+$u+"]","g"),Ku="[^"+$u+"]",td="[^"+$u.replace("\\.","")+"]",ed=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Ku)+/(WCOD+)?/.source.replace("WCOD",td)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Ku)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Ku)+"$"),id=["material","materials","bones","map"];class sd{constructor(t,e,i){this.path=e,this.parsedPath=i||sd.parseTrackName(e),this.node=sd.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new sd.Composite(t,e,i):new sd(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Qu,"")}static parseTrackName(t){const e=ed.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){const t=i.nodeName.substring(s+1);-1!==id.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let s=0;s=r){const n=r++,l=t[n];e[l.uuid]=h,t[h]=l,e[o]=n,t[n]=a;for(let t=0,e=s;t!==e;++t){const e=i[t],s=e[n],r=e[h];e[h]=s,e[n]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,s=i.length;let r=this.nCachedObjects_,n=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,h=e[o];if(void 0!==h)if(delete e[o],h0&&(e[a.uuid]=h),t[h]=a,t.pop();for(let t=0,e=s;t!==e;++t){const e=i[t];e[h]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let s=i[t];const r=this._bindings;if(void 0!==s)return r[s];const n=this._paths,a=this._parsedPaths,o=this._objects,h=o.length,l=this.nCachedObjects_,c=new Array(h);s=r.length,i[t]=s,n.push(t),a.push(e),r.push(c);for(let i=l,s=o.length;i!==s;++i){const s=o[i];c[i]=new sd(s,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const s=this._paths,r=this._parsedPaths,n=this._bindings,a=n.length-1,o=n[a];e[t[a]]=i,n[i]=o,n.pop(),r[i]=r[a],r.pop(),s[i]=s[a],s.pop()}}}class nd{constructor(t,e,i=null,s=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=s;const r=e.tracks,n=r.length,a=new Array(n),o={endingStart:De,endingEnd:De};for(let t=0;t!==n;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings&&Object.assign(o,e.settings),e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i=!1){if(t.fadeOut(e),this.fadeIn(e),!0===i){const i=this._clip.duration,s=t._clip.duration,r=s/i,n=i/s;t.warp(1,r,e),this.warp(n,1,e)}return this}crossFadeTo(t,e,i=!1){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const s=this._mixer,r=s.time,n=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=s._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,h=a.sampleValues;return o[0]=r,o[1]=r+i,h[0]=t/n,h[1]=e/n,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,s){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const s=(t-r)*i;s<0||0===i?e=0:(this._startTime=null,e=i*s)}e*=this._updateTimeScale(t);const n=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===qe)for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(n),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(n),e[i].accumulate(s,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const s=i.evaluate(t)[0];e*=s,t>i.parameterPositions[1]&&(this.stopFading(),0===s&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let s=this.time+t,r=this._loopCount;const n=2202===i;if(0===t)return-1===r||!n||1&~r?s:e-s;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(s>=e)s=e;else{if(!(s<0)){this.time=s;break t}s=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),s>=e||s<0){const i=Math.floor(s/e);s-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,s=t>0?e:0,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=s,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this._loopCount=r,this.time=s;if(n&&!(1&~r))return e-s}return s}_setEndings(t,e,i){const s=this._interpolantSettings;i?(s.endingStart=je,s.endingEnd=je):(s.endingStart=t?this.zeroSlopeAtStart?je:De:Ue,s.endingEnd=e?this.zeroSlopeAtEnd?je:De:Ue)}_scheduleFading(t,e,i){const s=this._mixer,r=s.time;let n=this._weightInterpolant;null===n&&(n=s._lendControlInterpolant(),this._weightInterpolant=n);const a=n.parameterPositions,o=n.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const ad=new Float32Array(1);class od extends ds{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(t,e){const i=t._localRoot||this._root,s=t._clip.tracks,r=s.length,n=t._propertyBindings,a=t._interpolants,o=i.uuid,h=this._bindingsByRootAndName;let l=h[o];void 0===l&&(l={},h[o]=l);for(let t=0;t!==r;++t){const r=s[t],h=r.name;let c=l[h];if(void 0!==c)++c.referenceCount,n[t]=c;else{if(c=n[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,h));continue}const s=e&&e._propertyBindings[t].binding.parsedPath;c=new Gu(sd.create(i,h,s),r.ValueTypeName,r.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,h),n[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,s=this._actionsByClip[i];this._bindAction(t,s&&s.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,s=this.time+=t,r=Math.sign(t),n=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(s,t,r,n)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(n);return this}setTime(t){this.time=0;for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Md).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const _d=new Ts,Ad=new Ts,Td=new Ts,zd=new Ts,Cd=new Ts,Id=new Ts,Bd=new Ts;class kd{constructor(t=new Ts,e=new Ts){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){_d.subVectors(t,this.start),Ad.subVectors(this.end,this.start);const i=Ad.dot(Ad);if(0===i)return 0;let s=Ad.dot(_d)/i;return e&&(s=xs(s,0,1)),s}closestPointToPoint(t,e,i){const s=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(s).add(this.start)}distanceSqToLine3(t,e=Id,i=Bd){const s=1e-8*1e-8;let r,n;const a=this.start,o=t.start,h=this.end,l=t.end;Td.subVectors(h,a),zd.subVectors(l,o),Cd.subVectors(a,o);const c=Td.dot(Td),u=zd.dot(zd),d=zd.dot(Cd);if(c<=s&&u<=s)return e.copy(a),i.copy(o),e.sub(i),e.dot(e);if(c<=s)r=0,n=d/u,n=xs(n,0,1);else{const t=Td.dot(Cd);if(u<=s)n=0,r=xs(-t/c,0,1);else{const e=Td.dot(zd),i=c*u-e*e;r=0!==i?xs((e*d-t*u)/i,0,1):0,n=(e*r+d)/u,n<0?(n=0,r=xs(-t/c,0,1)):n>1&&(n=1,r=xs((e-t)/c,0,1))}}return e.copy(a).addScaledVector(Td,r),i.copy(o).addScaledVector(zd,n),e.distanceToSquared(i)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const Od=new Ts;class Pd extends Ar{constructor(t,e){super(),this.light=t,this.matrixAutoUpdate=!1,this.color=e,this.type="SpotLightHelper";const i=new Wn,s=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t1)for(let i=0;i.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{rp.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(rp,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class hp extends Zo{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Wn;i.setAttribute("position",new kn(e,3)),i.setAttribute("color",new kn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Eo({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const s=new Pr,r=this.geometry.attributes.color.array;return s.set(t),s.toArray(r,0),s.toArray(r,3),s.set(e),s.toArray(r,6),s.toArray(r,9),s.set(i),s.toArray(r,12),s.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class lp{constructor(){this.type="ShapePath",this.color=new Pr,this.subPaths=[],this.currentPath=null,this.userData={}}moveTo(t,e){return this.currentPath=new Gh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,s){return this.currentPath.quadraticCurveTo(t,e,i,s),this}bezierCurveTo(t,e,i,s,r,n){return this.currentPath.bezierCurveTo(t,e,i,s,r,n),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(){function t(t,e){let i=!1;const s=e.length;for(let r=0,n=s-1;rt.y!=a.y>t.y&&t.x<(a.x-s.x)*(t.y-s.y)/(a.y-s.y)+s.x&&(i=!i)}return i}function e(e,i){const s=i.getCenter(new _s);if(t(s,e))return s;const r=s.y,n=[],a=e.length;for(let t=0;tr!=s.y>r){const t=i.x+(r-i.y)*(s.x-i.x)/(s.y-i.y);n.push(t)}}return n.length>1&&(n.sort((t,e)=>t-e),s.x=(n[0]+n[1])/2),s}let i=this.userData.style&&this.userData.style.fillRule||"nonzero";"nonzero"!==i&&"evenodd"!==i&&(as('Fill-rule "'+i+'" is not supported, falling back to "nonzero".'),i="nonzero");const s="nonzero"===i?t=>0!==t:t=>!!(1&t),r=[];for(const t of this.subPaths){const i=t.getPoints();if(i.length<3)continue;const s=Al.area(i);if(0===s)continue;const n=new Sd;for(let t=0;te.absArea-t.absArea);for(let e=0;e=0;s--){const e=r[s];if(e.boundingBox.containsPoint(i.interiorPoint)&&t(i.interiorPoint,e.points)){i.container=e.exclude?e.container:e,n=e.winding,i.winding+=n;break}}s(i.winding)===s(n)&&(i.exclude=!0)}for(const t of r)t.exclude||(t.role=null===t.container||"hole"===t.container.role?"outer":"hole");const n=[],a=new Map;for(const t of r){if(t.exclude||"outer"!==t.role)continue;const e=new $h;e.curves=t.subPath.curves,n.push(e),a.set(t,e)}for(const t of r){if(t.exclude||"hole"!==t.role)continue;const e=a.get(t.container);if(!e)continue;const i=new Gh;i.curves=t.subPath.curves,e.holes.push(i)}return n}}class cp extends ds{constructor(t,e=null){super(),this.object=t,this.domElement=e,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(t){void 0!==t?(null!==this.domElement&&this.disconnect(),this.domElement=t):as("Controls: connect() now requires an element.")}disconnect(){}dispose(){}update(){}}function up(t,e,i,s){const r=function(t){switch(t){case zt:case Ct:return{byteLength:1,components:1};case Bt:case It:case Rt:return{byteLength:2,components:1};case Nt:case Vt:return{byteLength:2,components:4};case Ot:case kt:case Pt:return{byteLength:4,components:1};case Ft:case Lt:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${t}.`)}(s);switch(i){case 1021:return t*e;case Jt:case Xt:return t*e/r.components*r.byteLength;case 1030:case 1031:return t*e*2/r.components*r.byteLength;case 1022:return t*e*3/r.components*r.byteLength;case Ut:case 1033:return t*e*4/r.components*r.byteLength;case 33776:case 33777:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case 33778:case 33779:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case 35841:case 35843:return Math.max(t,16)*Math.max(e,8)/4;case 35840:case 35842:return Math.max(t,8)*Math.max(e,8)/2;case 36196:case 37492:case 37488:case 37489:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case 37496:case 37490:case 37491:case 37808:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case 37809:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case 37810:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case 37811:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case 37812:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case 37813:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case 37814:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case 37815:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case 37816:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case 37817:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case 37818:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case 37819:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case 37820:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case 37821:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case 36492:case 36494:case 36495:return Math.ceil(t/4)*Math.ceil(e/4)*16;case 36283:case 36284:return Math.ceil(t/4)*Math.ceil(e/4)*8;case 36285:case 36286:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${i} format.`)}class dp{static contain(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,s){return up(t,e,i,s)}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:t}})),"undefined"!=typeof window&&(window.__THREE__?as("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=t);export{it as ACESFilmicToneMapping,w as AddEquation,$ as AddOperation,qe as AdditiveAnimationBlendMode,g as AdditiveBlending,rt as AgXToneMapping,Dt as AlphaFormat,ki as AlwaysCompare,U as AlwaysDepth,Si as AlwaysStencilFunc,cu as AmbientLight,nd as AnimationAction,Tc as AnimationClip,Vc as AnimationLoader,od as AnimationMixer,rd as AnimationObjectGroup,dc as AnimationUtils,Bh as ArcCurve,Ru as ArrayCamera,op as ArrowHelper,at as AttachedBindMode,Wu as Audio,Zu as AudioAnalyser,Tu as AudioContext,Uu as AudioListener,zu as AudioLoader,hp as AxesHelper,d as BackSide,He as BasicDepthPacking,o as BasicShadowMap,Vo as BatchedMesh,fc as BezierInterpolant,Xa as Bone,bc as BooleanKeyframeTrack,Sd as Box2,Qr as Box3,ip as Box3Helper,gh as BoxGeometry,ep as BoxHelper,Mn as BufferAttribute,Wn as BufferGeometry,fu as BufferGeometryLoader,Ct as ByteType,Cc as Cache,Qc as Camera,Qd as CameraHelper,uh as CanvasTexture,fh as CapsuleGeometry,Eh as CatmullRomCurve3,et as CineonToneMapping,xh as CircleGeometry,yt as ClampToEdgeWrapping,xd as Clock,Pr as Color,vc as ColorKeyframeTrack,Rs as ColorManagement,Hi as Compatibility,hh as CompressedArrayTexture,lh as CompressedCubeTexture,oh as CompressedTexture,Ec as CompressedTextureLoader,vh as ConeGeometry,L as ConstantAlphaFactor,E as ConstantColorFactor,cp as Controls,Pu as CubeCamera,mh as CubeDepthTexture,lt as CubeReflectionMapping,ct as CubeRefractionMapping,ch as CubeTexture,Dc as CubeTextureLoader,pt as CubeUVReflectionMapping,jh as CubicBezierCurve,Uh as CubicBezierCurve3,mc as CubicInterpolant,r as CullFaceBack,n as CullFaceFront,a as CullFaceFrontBack,s as CullFaceNone,Ch as Curve,Zh as CurvePath,b as CustomBlending,st as CustomToneMapping,bh as CylinderGeometry,vd as Cylindrical,Gs as Data3DTexture,Hs as DataArrayTexture,Ya as DataTexture,jc as DataTextureLoader,xn as DataUtils,di as DecrementStencilOp,mi as DecrementWrapStencilOp,kc as DefaultLoadingManager,Wt as DepthFormat,qt as DepthStencilFormat,ph as DepthTexture,ot as DetachedBindMode,lu as DirectionalLight,Zd as DirectionalLightHelper,gc as DiscreteInterpolant,Mh as DodecahedronGeometry,p as DoubleSide,O as DstAlphaFactor,R as DstColorFactor,Li as DynamicCopyUsage,Pi as DynamicDrawUsage,Vi as DynamicReadUsage,zh as EdgesGeometry,Ih as EllipseCurve,Ti as EqualCompare,J as EqualDepth,xi as EqualStencilFunc,ut as EquirectangularReflectionMapping,dt as EquirectangularRefractionMapping,hr as Euler,ds as EventDispatcher,yh as ExternalTexture,Cl as ExtrudeGeometry,Nc as FileLoader,Bn as Float16BufferAttribute,kn as Float32BufferAttribute,Pt as FloatType,Vr as Fog,Nr as FogExp2,ah as FramebufferTexture,u as FrontSide,mo as Frustum,fo as FrustumArray,pd as GLBufferAttribute,ji as GLSL1,Ui as GLSL3,Ci as GreaterCompare,Y as GreaterDepth,Bi as GreaterEqualCompare,X as GreaterEqualDepth,Mi as GreaterEqualStencilFunc,vi as GreaterStencilFunc,qd as GridHelper,Tr as Group,dh as HTMLTexture,Rt as HalfFloatType,qc as HemisphereLight,Wd as HemisphereLightHelper,Bl as IcosahedronGeometry,_u as ImageBitmapLoader,Lc as ImageLoader,Fs as ImageUtils,ui as IncrementStencilOp,pi as IncrementWrapStencilOp,$a as InstancedBufferAttribute,gu as InstancedBufferGeometry,dd as InstancedInterleavedBuffer,no as InstancedMesh,Tn as Int16BufferAttribute,Cn as Int32BufferAttribute,Sn as Int8BufferAttribute,kt as IntType,qn as InterleavedBuffer,Xn as InterleavedBufferAttribute,pc as Interpolant,Le as InterpolateBezier,Ve as InterpolateDiscrete,Ee as InterpolateLinear,Fe as InterpolateSmooth,Yi as InterpolationSamplingMode,Xi as InterpolationSamplingType,yi as InvertStencilOp,li as KeepStencilOp,xc as KeyframeTrack,pa as LOD,kl as LatheGeometry,lr as Layers,Ai as LessCompare,W as LessDepth,zi as LessEqualCompare,q as LessEqualDepth,bi as LessEqualStencilFunc,fi as LessStencilFunc,Wc as Light,pu as LightProbe,Jo as Line,kd as Line3,Eo as LineBasicMaterial,Wh as LineCurve,qh as LineCurve3,oc as LineDashedMaterial,Go as LineLoop,Zo as LineSegments,Mt as LinearFilter,yc as LinearInterpolant,Tt as LinearMipMapLinearFilter,_t as LinearMipMapNearestFilter,At as LinearMipmapLinearFilter,St as LinearMipmapNearestFilter,ii as LinearSRGBColorSpace,K as LinearToneMapping,si as LinearTransfer,Oc as Loader,yu as LoaderUtils,Bc as LoadingManager,Pe as LoopOnce,Ne as LoopPingPong,Re as LoopRepeat,e as MOUSE,Zn as Material,v as MaterialBlending,mu as MaterialLoader,Ss as MathUtils,wd as Matrix2,Is as Matrix3,Qs as Matrix4,A as MaxEquation,Ra as Mesh,Ma as MeshBasicMaterial,rc as MeshDepthMaterial,nc as MeshDistanceMaterial,sc as MeshLambertMaterial,ac as MeshMatcapMaterial,ic as MeshNormalMaterial,tc as MeshPhongMaterial,Kl as MeshPhysicalMaterial,Ql as MeshStandardMaterial,ec as MeshToonMaterial,_ as MinEquation,gt as MirroredRepeatWrapping,G as MixOperation,x as MultiplyBlending,Z as MultiplyOperation,ft as NearestFilter,wt as NearestMipMapLinearFilter,bt as NearestMipMapNearestFilter,vt as NearestMipmapLinearFilter,xt as NearestMipmapNearestFilter,nt as NeutralToneMapping,_i as NeverCompare,j as NeverDepth,gi as NeverStencilFunc,m as NoBlending,ti as NoColorSpace,ni as NoNormalPacking,Q as NoToneMapping,We as NormalAnimationBlendMode,y as NormalBlending,oi as NormalGAPacking,ai as NormalRGPacking,Ii as NotEqualCompare,H as NotEqualDepth,wi as NotEqualStencilFunc,wc as NumberKeyframeTrack,Ar as Object3D,bu as ObjectLoader,Ke as ObjectSpaceNormalMap,Ol as OctahedronGeometry,z as OneFactor,D as OneMinusConstantAlphaFactor,F as OneMinusConstantColorFactor,P as OneMinusDstAlphaFactor,N as OneMinusDstColorFactor,k as OneMinusSrcAlphaFactor,I as OneMinusSrcColorFactor,ou as OrthographicCamera,h as PCFShadowMap,l as PCFSoftShadowMap,Gh as Path,iu as PerspectiveCamera,lo as Plane,Pl as PlaneGeometry,sp as PlaneHelper,au as PointLight,Ld as PointLightHelper,ih as Points,$o as PointsMaterial,Jd as PolarGridHelper,wh as PolyhedronGeometry,Hu as PositionalAudio,sd as PropertyBinding,Gu as PropertyMixer,Jh as QuadraticBezierCurve,Xh as QuadraticBezierCurve3,As as Quaternion,Sc as QuaternionKeyframeTrack,Mc as QuaternionLinearInterpolant,he as R11_EAC_Format,gs as RAD2DEG,ke as RED_GREEN_RGTC2_Format,Ie as RED_RGTC1_Format,t as REVISION,ce as RG11_EAC_Format,Ze as RGBADepthPacking,Ut as RGBAFormat,Gt as RGBAIntegerFormat,Se as RGBA_ASTC_10x10_Format,ve as RGBA_ASTC_10x5_Format,we as RGBA_ASTC_10x6_Format,Me as RGBA_ASTC_10x8_Format,_e as RGBA_ASTC_12x10_Format,Ae as RGBA_ASTC_12x12_Format,de as RGBA_ASTC_4x4_Format,pe as RGBA_ASTC_5x4_Format,me as RGBA_ASTC_5x5_Format,ye as RGBA_ASTC_6x5_Format,ge as RGBA_ASTC_6x6_Format,fe as RGBA_ASTC_8x5_Format,xe as RGBA_ASTC_8x6_Format,be as RGBA_ASTC_8x8_Format,Te as RGBA_BPTC_Format,oe as RGBA_ETC2_EAC_Format,re as RGBA_PVRTC_2BPPV1_Format,se as RGBA_PVRTC_4BPPV1_Format,Qt as RGBA_S3TC_DXT1_Format,Kt as RGBA_S3TC_DXT3_Format,te as RGBA_S3TC_DXT5_Format,Ge as RGBDepthPacking,jt as RGBFormat,Zt as RGBIntegerFormat,ze as RGB_BPTC_SIGNED_Format,Ce as RGB_BPTC_UNSIGNED_Format,ne as RGB_ETC1_Format,ae as RGB_ETC2_Format,ie as RGB_PVRTC_2BPPV1_Format,ee as RGB_PVRTC_4BPPV1_Format,$t as RGB_S3TC_DXT1_Format,$e as RGDepthPacking,Yt as RGFormat,Ht as RGIntegerFormat,$l as RawShaderMaterial,wa as Ray,yd as Raycaster,uu as RectAreaLight,Jt as RedFormat,Xt as RedIntegerFormat,tt as ReinhardToneMapping,Xs as RenderTarget,hd as RenderTarget3D,mt as RepeatWrapping,ci as ReplaceStencilOp,S as ReverseSubtractEquation,us as ReversedDepthFuncs,Rl as RingGeometry,le as SIGNED_R11_EAC_Format,Oe as SIGNED_RED_GREEN_RGTC2_Format,Be as SIGNED_RED_RGTC1_Format,ue as SIGNED_RG11_EAC_Format,ei as SRGBColorSpace,ri as SRGBTransfer,Er as Scene,Gl as ShaderMaterial,ql as ShadowMaterial,$h as Shape,Nl as ShapeGeometry,lp as ShapePath,Al as ShapeUtils,It as ShortType,Ga as Skeleton,Ed as SkeletonHelper,Ja as SkinnedMesh,Ds as Source,Nn as Sphere,Vl as SphereGeometry,bd as Spherical,du as SphericalHarmonics3,Yh as SplineCurve,ru as SpotLight,Pd as SpotLightHelper,la as Sprite,Gn as SpriteMaterial,B as SrcAlphaFactor,V as SrcAlphaSaturateFactor,C as SrcColorFactor,Fi as StaticCopyUsage,Oi as StaticDrawUsage,Ni as StaticReadUsage,ku as StereoCamera,Di as StreamCopyUsage,Ri as StreamDrawUsage,Ei as StreamReadUsage,_c as StringKeyframeTrack,M as SubtractEquation,f as SubtractiveBlending,i as TOUCH,Qe as TangentSpaceNormalMap,El as TetrahedronGeometry,qs as Texture,Uc as TextureLoader,dp as TextureUtils,Nu as Timer,Ji as TimestampQuery,Fl as TorusGeometry,Ll as TorusKnotGeometry,$r as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,Je as TrianglesDrawMode,Dl as TubeGeometry,ht as UVMapping,zn as Uint16BufferAttribute,In as Uint32BufferAttribute,_n as Uint8BufferAttribute,An as Uint8ClampedBufferAttribute,ld as Uniform,ud as UniformsGroup,Zl as UniformsUtils,zt as UnsignedByteType,Lt as UnsignedInt101111Type,Et as UnsignedInt248Type,Ft as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,Bt as UnsignedShortType,c as VSMShadowMap,_s as Vector2,Ts as Vector3,Js as Vector4,Ac as VectorKeyframeTrack,nh as VideoFrameTexture,rh as VideoTexture,$s as WebGL3DRenderTarget,Zs as WebGLArrayRenderTarget,Wi as WebGLCoordinateSystem,Ys as WebGLRenderTarget,qi as WebGPUCoordinateSystem,Cr as WebXRController,jl as WireframeGeometry,Ue as WrapAroundEnding,De as ZeroCurvatureEnding,T as ZeroFactor,je as ZeroSlopeEnding,hi as ZeroStencilOp,Jl as cloneUniforms,Ki as createCanvasElement,Qi as createElementNS,os as error,up as getByteLength,ss as getConsoleFunction,Hl as getUnlitUniformColorSpace,$i as isTypedArray,rs as log,Xl as mergeUniforms,cs as probeAsync,is as setConsoleFunction,as as warn,hs as warnOnce,ls as yieldToMain}; diff --git a/build/three.module.js b/build/three.module.js index c27ed9722c2d18..16c476e3c28565 100644 --- a/build/three.module.js +++ b/build/three.module.js @@ -2739,8 +2739,9 @@ class PMREMGenerator { /** * Generates a PMREM from an equirectangular texture, which can be either LDR - * or HDR. The ideal input image size is 1k (1024 x 512), - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input image size is 1k (1024 x 512), as this matches best + * with the 256 x 256 cubemap output. The minimum supported input image size + * is 64 x 32. * * @param {Texture} equirectangular - The equirectangular texture to be converted. * @param {?WebGLRenderTarget} [renderTarget=null] - The render target to use. @@ -2754,8 +2755,9 @@ class PMREMGenerator { /** * Generates a PMREM from an cubemap texture, which can be either LDR - * or HDR. The ideal input cube size is 256 x 256, - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input cube size is 256 x 256, as this matches best + * with the 256 x 256 cubemap output. The minimum supported input cube + * size is 16 x 16 per face. * * @param {Texture} cubemap - The cubemap texture to be converted. * @param {?WebGLRenderTarget} [renderTarget=null] - The render target to use. @@ -4793,13 +4795,14 @@ const toneMappingMap = { [ CustomToneMapping ]: 'CUSTOM_TONE_MAPPING' }; -function WebGLOutput( type, width, height, depth, stencil ) { +function WebGLOutput( type, width, height, antialias, depth, stencil ) { // render targets for scene and post-processing const targetA = new WebGLRenderTarget( width, height, { type: type, depthBuffer: depth, stencilBuffer: stencil, + samples: antialias ? 4 : 0, depthTexture: depth ? new DepthTexture( width, height ) : undefined } ); @@ -7119,7 +7122,7 @@ function WebGLProgram( renderer, cacheKey, parameters, bindingStates ) { const fragmentErrors = getShaderErrors( gl, glFragmentShader, 'fragment' ); error( - 'THREE.WebGLProgram: Shader Error ' + gl.getError() + ' - ' + + 'WebGLProgram: Shader Error ' + gl.getError() + ' - ' + 'VALIDATE_STATUS ' + gl.getProgramParameter( program, gl.VALIDATE_STATUS ) + '\n\n' + 'Material Name: ' + self.name + '\n' + 'Material Type: ' + self.type + '\n\n' + @@ -16484,7 +16487,7 @@ class WebGLRenderer { if ( _outputBufferType !== UnsignedByteType ) { - output = new WebGLOutput( _outputBufferType, canvas.width, canvas.height, depth, stencil ); + output = new WebGLOutput( _outputBufferType, canvas.width, canvas.height, antialias, depth, stencil ); } @@ -16668,7 +16671,7 @@ class WebGLRenderer { if ( _outputBufferType === UnsignedByteType ) { - error( 'THREE.WebGLRenderer: setEffects() requires outputBufferType set to HalfFloatType or FloatType.' ); + error( 'WebGLRenderer: setEffects() requires outputBufferType set to HalfFloatType or FloatType.' ); return; } @@ -16679,7 +16682,7 @@ class WebGLRenderer { if ( effects[ i ].isOutputPass === true ) { - warn( 'THREE.WebGLRenderer: OutputPass is not needed in setEffects(). Tone mapping and color space conversion are applied automatically.' ); + warn( 'WebGLRenderer: OutputPass is not needed in setEffects(). Tone mapping and color space conversion are applied automatically.' ); break; } diff --git a/build/three.module.min.js b/build/three.module.min.js index d74bf0c24f9a7d..ecb709a42af6c2 100644 --- a/build/three.module.min.js +++ b/build/three.module.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Matrix3 as e,Vector2 as t,Color as n,Vector3 as i,mergeUniforms as r,CubeUVReflectionMapping as a,Mesh as o,BoxGeometry as s,ShaderMaterial as l,BackSide as c,cloneUniforms as d,Matrix4 as u,ColorManagement as f,SRGBTransfer as p,PlaneGeometry as m,FrontSide as h,getUnlitUniformColorSpace as _,IntType as g,warn as v,HalfFloatType as E,UnsignedByteType as S,FloatType as M,RGBAFormat as T,Plane as x,CubeReflectionMapping as A,CubeRefractionMapping as R,BufferGeometry as b,OrthographicCamera as C,PerspectiveCamera as P,NoToneMapping as L,MeshBasicMaterial as U,error as D,NoBlending as w,WebGLRenderTarget as I,BufferAttribute as N,LinearSRGBColorSpace as y,LinearFilter as O,CubeTexture as F,LinearMipmapLinearFilter as B,CubeCamera as G,EquirectangularReflectionMapping as H,EquirectangularRefractionMapping as V,warnOnce as W,Uint32BufferAttribute as z,Uint16BufferAttribute as k,DataArrayTexture as X,Vector4 as K,DepthTexture as Y,Float32BufferAttribute as q,RawShaderMaterial as j,CustomToneMapping as Z,NeutralToneMapping as $,AgXToneMapping as Q,ACESFilmicToneMapping as J,CineonToneMapping as ee,ReinhardToneMapping as te,LinearToneMapping as ne,Data3DTexture as ie,GreaterEqualCompare as re,LessEqualCompare as ae,Texture as oe,GLSL3 as se,VSMShadowMap as le,PCFShadowMap as ce,AddOperation as de,MixOperation as ue,MultiplyOperation as fe,LinearTransfer as pe,UniformsUtils as me,DoubleSide as he,NormalBlending as _e,TangentSpaceNormalMap as ge,ObjectSpaceNormalMap as ve,Layers as Ee,RGFormat as Se,RG11_EAC_Format as Me,RED_GREEN_RGTC2_Format as Te,MeshDepthMaterial as xe,MeshDistanceMaterial as Ae,PCFSoftShadowMap as Re,DepthFormat as be,NearestFilter as Ce,CubeDepthTexture as Pe,UnsignedIntType as Le,Frustum as Ue,LessEqualDepth as De,ReverseSubtractEquation as we,SubtractEquation as Ie,AddEquation as Ne,OneMinusConstantAlphaFactor as ye,ConstantAlphaFactor as Oe,OneMinusConstantColorFactor as Fe,ConstantColorFactor as Be,OneMinusDstAlphaFactor as Ge,OneMinusDstColorFactor as He,OneMinusSrcAlphaFactor as Ve,OneMinusSrcColorFactor as We,DstAlphaFactor as ze,DstColorFactor as ke,SrcAlphaSaturateFactor as Xe,SrcAlphaFactor as Ke,SrcColorFactor as Ye,OneFactor as qe,ZeroFactor as je,NotEqualDepth as Ze,GreaterDepth as $e,GreaterEqualDepth as Qe,EqualDepth as Je,LessDepth as et,AlwaysDepth as tt,NeverDepth as nt,CullFaceNone as it,CullFaceBack as rt,CullFaceFront as at,CustomBlending as ot,MultiplyBlending as st,SubtractiveBlending as lt,AdditiveBlending as ct,ReversedDepthFuncs as dt,MinEquation as ut,MaxEquation as ft,MirroredRepeatWrapping as pt,ClampToEdgeWrapping as mt,RepeatWrapping as ht,LinearMipmapNearestFilter as _t,NearestMipmapLinearFilter as gt,NearestMipmapNearestFilter as vt,NotEqualCompare as Et,GreaterCompare as St,EqualCompare as Mt,LessCompare as Tt,AlwaysCompare as xt,NeverCompare as At,NoColorSpace as Rt,DepthStencilFormat as bt,getByteLength as Ct,UnsignedInt248Type as Pt,UnsignedShortType as Lt,createElementNS as Ut,UnsignedShort4444Type as Dt,UnsignedShort5551Type as wt,UnsignedInt5999Type as It,UnsignedInt101111Type as Nt,ByteType as yt,ShortType as Ot,AlphaFormat as Ft,RGBFormat as Bt,RedFormat as Gt,RedIntegerFormat as Ht,RGIntegerFormat as Vt,RGBAIntegerFormat as Wt,RGB_S3TC_DXT1_Format as zt,RGBA_S3TC_DXT1_Format as kt,RGBA_S3TC_DXT3_Format as Xt,RGBA_S3TC_DXT5_Format as Kt,RGB_PVRTC_4BPPV1_Format as Yt,RGB_PVRTC_2BPPV1_Format as qt,RGBA_PVRTC_4BPPV1_Format as jt,RGBA_PVRTC_2BPPV1_Format as Zt,RGB_ETC1_Format as $t,RGB_ETC2_Format as Qt,RGBA_ETC2_EAC_Format as Jt,R11_EAC_Format as en,SIGNED_R11_EAC_Format as tn,SIGNED_RG11_EAC_Format as nn,RGBA_ASTC_4x4_Format as rn,RGBA_ASTC_5x4_Format as an,RGBA_ASTC_5x5_Format as on,RGBA_ASTC_6x5_Format as sn,RGBA_ASTC_6x6_Format as ln,RGBA_ASTC_8x5_Format as cn,RGBA_ASTC_8x6_Format as dn,RGBA_ASTC_8x8_Format as un,RGBA_ASTC_10x5_Format as fn,RGBA_ASTC_10x6_Format as pn,RGBA_ASTC_10x8_Format as mn,RGBA_ASTC_10x10_Format as hn,RGBA_ASTC_12x10_Format as _n,RGBA_ASTC_12x12_Format as gn,RGBA_BPTC_Format as vn,RGB_BPTC_SIGNED_Format as En,RGB_BPTC_UNSIGNED_Format as Sn,RED_RGTC1_Format as Mn,SIGNED_RED_RGTC1_Format as Tn,SIGNED_RED_GREEN_RGTC2_Format as xn,ExternalTexture as An,EventDispatcher as Rn,ArrayCamera as bn,WebXRController as Cn,RAD2DEG as Pn,DataTexture as Ln,createCanvasElement as Un,SRGBColorSpace as Dn,REVISION as wn,log as In,WebGLCoordinateSystem as Nn,probeAsync as yn}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AlwaysStencilFunc,AmbientLight,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BasicShadowMap,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,Compatibility,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CylinderGeometry,Cylindrical,DataTextureLoader,DataUtils,DecrementStencilOp,DecrementWrapStencilOp,DefaultLoadingManager,DetachedBindMode,DirectionalLight,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicDrawUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,EqualStencilFunc,Euler,ExtrudeGeometry,FileLoader,Float16BufferAttribute,Fog,FogExp2,FramebufferTexture,FrustumArray,GLBufferAttribute,GLSL1,GreaterEqualStencilFunc,GreaterStencilFunc,GridHelper,Group,HTMLTexture,HemisphereLight,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,IncrementStencilOp,IncrementWrapStencilOp,InstancedBufferAttribute,InstancedBufferGeometry,InstancedInterleavedBuffer,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,InterleavedBuffer,InterleavedBufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,InvertStencilOp,KeepStencilOp,KeyframeTrack,LOD,LatheGeometry,LessEqualStencilFunc,LessStencilFunc,Light,LightProbe,Line,Line3,LineBasicMaterial,LineCurve,LineCurve3,LineDashedMaterial,LineLoop,LineSegments,LinearInterpolant,LinearMipMapLinearFilter,LinearMipMapNearestFilter,Loader,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,Material,MaterialBlending,MaterialLoader,MathUtils,Matrix2,MeshLambertMaterial,MeshMatcapMaterial,MeshNormalMaterial,MeshPhongMaterial,MeshPhysicalMaterial,MeshStandardMaterial,MeshToonMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NeverStencilFunc,NoNormalPacking,NormalAnimationBlendMode,NormalGAPacking,NormalRGPacking,NotEqualStencilFunc,NumberKeyframeTrack,Object3D,ObjectLoader,OctahedronGeometry,Path,PlaneHelper,PointLight,PointLightHelper,Points,PointsMaterial,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,Quaternion,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGBIntegerFormat,RGDepthPacking,Ray,Raycaster,RectAreaLight,RenderTarget,RenderTarget3D,ReplaceStencilOp,RingGeometry,Scene,ShadowMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Sphere,SphereGeometry,Spherical,SphericalHarmonics3,SplineCurve,SpotLight,SpotLightHelper,Sprite,SpriteMaterial,StaticCopyUsage,StaticDrawUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TimestampQuery,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,UVMapping,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGPUCoordinateSystem,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,ZeroStencilOp,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";function On(){let e=null,t=!1,n=null,i=null;function r(t,a){n(t,a),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&null!==e&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){null!==e&&e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Fn(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=t.get(n);i&&(e.deleteBuffer(i.buffer),t.delete(n))},update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.versione.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\n#define inverseTransformDirection transformDirectionByInverseViewMatrix\nvec3 transformNormalByInverseViewMatrix( in vec3 normal, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( normal, 0.0 ) * viewMatrix ).xyz );\n}\nvec3 transformDirectionByInverseViewMatrix( in vec3 dir, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * viewMatrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = transformDirectionByInverseViewMatrix( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif\n#include ",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\treturn 0.5 / max( gv + gl, EPSILON );\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#ifdef USE_LIGHT_PROBES_GRID\n\t\tvec3 probeWorldPos = ( ( vec4( geometryPosition, 1.0 ) - viewMatrix[ 3 ] ) * viewMatrix ).xyz;\n\t\tvec3 probeWorldNormal = inverseTransformDirection( geometryNormal, viewMatrix );\n\t\tirradiance += getLightProbeGridIrradiance( probeWorldPos, probeWorldNormal );\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",lightprobes_pars_fragment:"#ifdef USE_LIGHT_PROBES_GRID\nuniform highp sampler3D probesSH;\nuniform vec3 probesMin;\nuniform vec3 probesMax;\nuniform vec3 probesResolution;\nvec3 getLightProbeGridIrradiance( vec3 worldPos, vec3 worldNormal ) {\n\tvec3 res = probesResolution;\n\tvec3 gridRange = probesMax - probesMin;\n\tvec3 resMinusOne = res - 1.0;\n\tvec3 probeSpacing = gridRange / resMinusOne;\n\tvec3 samplePos = worldPos + worldNormal * probeSpacing * 0.5;\n\tvec3 uvw = clamp( ( samplePos - probesMin ) / gridRange, 0.0, 1.0 );\n\tuvw = uvw * resMinusOne / res + 0.5 / res;\n\tfloat nz = res.z;\n\tfloat paddedSlices = nz + 2.0;\n\tfloat atlasDepth = 7.0 * paddedSlices;\n\tfloat uvZBase = uvw.z * nz + 1.0;\n\tvec4 s0 = texture( probesSH, vec3( uvw.xy, ( uvZBase ) / atlasDepth ) );\n\tvec4 s1 = texture( probesSH, vec3( uvw.xy, ( uvZBase + paddedSlices ) / atlasDepth ) );\n\tvec4 s2 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 2.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s3 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 3.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s4 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 4.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s5 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 5.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s6 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 6.0 * paddedSlices ) / atlasDepth ) );\n\tvec3 c0 = s0.xyz;\n\tvec3 c1 = vec3( s0.w, s1.xy );\n\tvec3 c2 = vec3( s1.zw, s2.x );\n\tvec3 c3 = s2.yzw;\n\tvec3 c4 = s3.xyz;\n\tvec3 c5 = vec3( s3.w, s4.xy );\n\tvec3 c6 = vec3( s4.zw, s5.x );\n\tvec3 c7 = s5.yzw;\n\tvec3 c8 = s6.xyz;\n\tfloat x = worldNormal.x, y = worldNormal.y, z = worldNormal.z;\n\tvec3 result = c0 * 0.886227;\n\tresult += c1 * 2.0 * 0.511664 * y;\n\tresult += c2 * 2.0 * 0.511664 * z;\n\tresult += c3 * 2.0 * 0.511664 * x;\n\tresult += c4 * 2.0 * 0.429043 * x * y;\n\tresult += c5 * 2.0 * 0.429043 * y * z;\n\tresult += c6 * ( 0.743125 * z * z - 0.247708 );\n\tresult += c7 * 2.0 * 0.429043 * x * z;\n\tresult += c8 * 0.429043 * ( x * x - y * y );\n\treturn max( result, vec3( 0.0 ) );\n}\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#ifdef HAS_NORMAL\n\t\tvec3 shadowWorldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t#else\n\t\tvec3 shadowWorldNormal = vec3( 0.0 );\n\t#endif\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 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l=!0===n.logarithmicDepthBuffer,c=!0===n.reversedDepthBuffer&&t.has("EXT_clip_control");!0===n.reversedDepthBuffer&&!1===c&&v("WebGLRenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer.");return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");r=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:a,textureFormatReadable:function(t){return t===T||i.convert(t)===e.getParameter(e.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const r=n===E&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(n!==S&&i.convert(n)!==e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==M&&!r)},precision:o,logarithmicDepthBuffer:l,reversedDepthBuffer:c,maxTextures:e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),maxVertexTextures:e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),maxTextureSize:e.getParameter(e.MAX_TEXTURE_SIZE),maxCubemapSize:e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:e.getParameter(e.MAX_VERTEX_ATTRIBS),maxVertexUniforms:e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:e.getParameter(e.MAX_VARYING_VECTORS),maxFragmentUniforms:e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),maxSamples:e.getParameter(e.MAX_SAMPLES),samples:e.getParameter(e.SAMPLES)}}function qn(t){const n=this;let i=null,r=0,a=!1,o=!1;const s=new x,l=new e,c={value:null,needsUpdate:!1};function d(e,t,i,r){const a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const n=i+4*a,r=t.matrixWorldInverse;l.getNormalMatrix(r),(null===o||o.length0);n.numPlanes=r,n.numIntersection=0}();else{const e=o?0:r,t=4*e;let n=m.clippingState||null;c.value=n,n=d(u,s,t,l);for(let e=0;e!==t;++e)n[e]=i[e];m.clippingState=n,this.numIntersection=f?this.numPlanes:0,this.numPlanes+=e}}}zn.set(-1,0,0,0,1,0,0,0,1);const jn=[.125,.215,.35,.446,.526,.582],Zn=20,$n=new C,Qn=new n;let Jn=null,ei=0,ti=0,ni=!1;const ii=new i;class ri{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ii}=r;Jn=this._renderer.getRenderTarget(),ei=this._renderer.getActiveCubeFace(),ti=this._renderer.getActiveMipmapLevel(),ni=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=li(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=si(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=jn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const M=new b;M.setAttribute("position",new N(v,h)),M.setAttribute("uv",new N(E,_)),M.setAttribute("faceIndex",new N(S,g)),i.push(new o(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(Zn),a=new i(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:Zn,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1});return o}(r,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:ci(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:w,depthTest:!1,depthWrite:!1});return i}(r,e,t)}return r}_compileMaterial(e){const t=new o(new b,e);this._renderer.compile(t,$n)}_sceneToCubeUV(e,t,n,i,r){const a=new P(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Qn),u.toneMapping=L,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new U({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Qn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;oi(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===A||e.mapping===R;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=li()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=si());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;oi(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$n)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,oi(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,$n),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,oi(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,$n)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&D("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):Zn;m>Zn&&v(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;eg-4?i-g+4:0),4*(this._cubeSize-E),3*E,2*E),s.setRenderTarget(t),s.render(c,$n)}}function ai(e,t,n){const i=new I(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function oi(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function si(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function li(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function ci(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class di extends I{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new F(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new s(5,5,5),r=new l({name:"CubemapFromEquirect",uniforms:d(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:c,blending:w});r.uniforms.tEquirect.value=t;const a=new o(i,r),u=t.minFilter;t.minFilter===B&&(t.minFilter=O);return new G(1,10,this).update(e,a),t.minFilter=u,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}function ui(e){let t=new WeakMap,n=new WeakMap,i=null;function r(e,t){return t===H?e.mapping=A:t===V&&(e.mapping=R),e}function a(e){const n=e.target;n.removeEventListener("dispose",a);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}function o(e){const t=e.target;t.removeEventListener("dispose",o);const i=n.get(t);void 0!==i&&(n.delete(t),i.dispose())}return{get:function(s,l=!1){return null==s?null:l?function(t){if(t&&t.isTexture){const 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L(t,i,a,o,s){if(!1===t.visible)return;if(t.layers.test(i.layers)&&(t.isMesh||t.isLine||t.isPoints)&&(t.castShadow||t.receiveShadow&&s===le)&&(!t.frustumCulled||r.intersectsObject(t))){t.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,t.matrixWorld);const r=n.update(t),l=t.material;if(Array.isArray(l)){const n=r.groups;for(let c=0,d=n.length;ce.needsUpdate=!0):e.material.needsUpdate=!0)});for(let o=0,l=t.length;om||a.y>m)&&(a.x>m&&(s.x=Math.floor(m/p.x),a.x=s.x*p.x,c.mapSize.x=s.x),a.y>m&&(s.y=Math.floor(m/p.y),a.y=s.y*p.y,c.mapSize.y=s.y));const h=e.state.buffers.depth.getReversed();if(c.camera._reversedDepth=h,null===c.map||!0===f){if(null!==c.map&&(null!==c.map.depthTexture&&(c.map.depthTexture.dispose(),c.map.depthTexture=null),c.map.dispose()),this.type===le){if(l.isPointLight){v("WebGLShadowMap: VSM shadow maps are not supported for PointLights. 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t=0;t<_;t++){if(c.map.isWebGLCubeRenderTarget)e.setRenderTarget(c.map,t),e.clear();else{0===t&&(e.setRenderTarget(c.map),e.clear());const n=c.getViewport(t);d.set(s.x*n.x,s.y*n.y,s.x*n.z,s.y*n.w),u.viewport(d)}if(l.isPointLight){const e=c.camera,n=c.matrix,i=l.distance||e.far;i!==e.far&&(e.far=i,e.updateProjectionMatrix()),ma.setFromMatrixPosition(l.matrixWorld),e.position.copy(ma),ha.copy(e.position),ha.add(ua[t]),e.up.copy(fa[t]),e.lookAt(ha),e.updateMatrixWorld(),n.makeTranslation(-ma.x,-ma.y,-ma.z),pa.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),c._frustum.setFromProjectionMatrix(pa,e.coordinateSystem,e.reversedDepth)}else c.updateMatrices(l);r=c.getFrustum(),L(n,i,c.camera,l,this.type)}!0!==c.isPointLightShadow&&this.type===le&&C(c,i),c.needsUpdate=!1}R=this.type,A.needsUpdate=!1,e.setRenderTarget(o,l,c)}}function ga(e,t){const i=new function(){let t=!1;const n=new K;let i=null;const r=new 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$e:e.depthFunc(e.GREATER);break;case Ze:e.depthFunc(e.NOTEQUAL);break;default:e.depthFunc(e.LEQUAL)}a=t}},setLocked:function(e){n=e},setClear:function(t){o!==t&&(o=t,i&&(t=1-t),e.clearDepth(t))},reset:function(){n=!1,r=null,a=null,o=null,i=!1}}},a=new function(){let t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(n){t||(n?X(e.STENCIL_TEST):Y(e.STENCIL_TEST))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,o){i===t&&r===n&&a===o||(e.stencilFunc(t,n,o),i=t,r=n,a=o)},setOp:function(t,n,i){o===t&&s===n&&l===i||(e.stencilOp(t,n,i),o=t,s=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},o=new WeakMap,s=new WeakMap;let l={},d={},u={},f=new WeakMap,p=[],m=null,h=!1,_=null,g=null,v=null,E=null,S=null,M=null,T=null,x=new n(0,0,0),A=0,R=!1,b=null,C=null,P=null,L=null,U=null;const I=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let N=!1,y=0;const O=e.getParameter(e.VERSION);-1!==O.indexOf("WebGL")?(y=parseFloat(/^WebGL (\d)/.exec(O)[1]),N=y>=1):-1!==O.indexOf("OpenGL ES")&&(y=parseFloat(/^OpenGL ES (\d)/.exec(O)[1]),N=y>=2);let F=null,B={};const G=e.getParameter(e.SCISSOR_BOX),H=e.getParameter(e.VIEWPORT),V=(new K).fromArray(G),W=(new K).fromArray(H);function z(t,n,i,r){const a=new Uint8Array(4),o=e.createTexture();e.bindTexture(t,o),e.texParameteri(t,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(t,e.TEXTURE_MAG_FILTER,e.NEAREST);for(let o=0;on||r.height>n)&&(i=n/Math.max(r.width,r.height)),i<1){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof VideoFrame&&e instanceof VideoFrame){const n=Math.floor(i*r.width),a=Math.floor(i*r.height);void 0===h&&(h=E(n,a));const o=t?E(n,a):h;o.width=n,o.height=a;return o.getContext("2d").drawImage(e,0,0,n,a),v("WebGLRenderer: Texture has been resized from ("+r.width+"x"+r.height+") to ("+n+"x"+a+")."),o}return"data"in e&&v("WebGLRenderer: Image in DataTexture is too big ("+r.width+"x"+r.height+")."),e}return e}function A(e){return e.generateMipmaps}function R(t){e.generateMipmap(t)}function b(t){return t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:t.isWebGL3DRenderTarget?e.TEXTURE_3D:t.isWebGLArrayRenderTarget||t.isCompressedArrayTexture?e.TEXTURE_2D_ARRAY:e.TEXTURE_2D}function C(t,i,r,a,o,s=!1){if(null!==t){if(void 0!==e[t])return e[t];v("WebGLRenderer: Attempt to use non-existing WebGL internal format '"+t+"'")}let l;a&&(l=n.get("EXT_texture_norm16"),l||v("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let c=i;if(i===e.RED&&(r===e.FLOAT&&(c=e.R32F),r===e.HALF_FLOAT&&(c=e.R16F),r===e.UNSIGNED_BYTE&&(c=e.R8),r===e.UNSIGNED_SHORT&&l&&(c=l.R16_EXT),r===e.SHORT&&l&&(c=l.R16_SNORM_EXT)),i===e.RED_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.R8UI),r===e.UNSIGNED_SHORT&&(c=e.R16UI),r===e.UNSIGNED_INT&&(c=e.R32UI),r===e.BYTE&&(c=e.R8I),r===e.SHORT&&(c=e.R16I),r===e.INT&&(c=e.R32I)),i===e.RG&&(r===e.FLOAT&&(c=e.RG32F),r===e.HALF_FLOAT&&(c=e.RG16F),r===e.UNSIGNED_BYTE&&(c=e.RG8),r===e.UNSIGNED_SHORT&&l&&(c=l.RG16_EXT),r===e.SHORT&&l&&(c=l.RG16_SNORM_EXT)),i===e.RG_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RG8UI),r===e.UNSIGNED_SHORT&&(c=e.RG16UI),r===e.UNSIGNED_INT&&(c=e.RG32UI),r===e.BYTE&&(c=e.RG8I),r===e.SHORT&&(c=e.RG16I),r===e.INT&&(c=e.RG32I)),i===e.RGB_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGB8UI),r===e.UNSIGNED_SHORT&&(c=e.RGB16UI),r===e.UNSIGNED_INT&&(c=e.RGB32UI),r===e.BYTE&&(c=e.RGB8I),r===e.SHORT&&(c=e.RGB16I),r===e.INT&&(c=e.RGB32I)),i===e.RGBA_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGBA8UI),r===e.UNSIGNED_SHORT&&(c=e.RGBA16UI),r===e.UNSIGNED_INT&&(c=e.RGBA32UI),r===e.BYTE&&(c=e.RGBA8I),r===e.SHORT&&(c=e.RGBA16I),r===e.INT&&(c=e.RGBA32I)),i===e.RGB&&(r===e.UNSIGNED_SHORT&&l&&(c=l.RGB16_EXT),r===e.SHORT&&l&&(c=l.RGB16_SNORM_EXT),r===e.UNSIGNED_INT_5_9_9_9_REV&&(c=e.RGB9_E5),r===e.UNSIGNED_INT_10F_11F_11F_REV&&(c=e.R11F_G11F_B10F)),i===e.RGBA){const t=s?pe:f.getTransfer(o);r===e.FLOAT&&(c=e.RGBA32F),r===e.HALF_FLOAT&&(c=e.RGBA16F),r===e.UNSIGNED_BYTE&&(c=t===p?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT&&l&&(c=l.RGBA16_EXT),r===e.SHORT&&l&&(c=l.RGBA16_SNORM_EXT),r===e.UNSIGNED_SHORT_4_4_4_4&&(c=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(c=e.RGB5_A1)}return c!==e.R16F&&c!==e.R32F&&c!==e.RG16F&&c!==e.RG32F&&c!==e.RGBA16F&&c!==e.RGBA32F||n.get("EXT_color_buffer_float"),c}function P(t,n){let i;return t?null===n||n===Le||n===Pt?i=e.DEPTH24_STENCIL8:n===M?i=e.DEPTH32F_STENCIL8:n===Lt&&(i=e.DEPTH24_STENCIL8,v("DepthTexture: 16 bit depth attachment is not supported with stencil. 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OES_texture_float_linear not supported on this device."),e.texParameteri(t,e.TEXTURE_WRAP_S,G[i.wrapS]),e.texParameteri(t,e.TEXTURE_WRAP_T,G[i.wrapT]),t!==e.TEXTURE_3D&&t!==e.TEXTURE_2D_ARRAY||e.texParameteri(t,e.TEXTURE_WRAP_R,G[i.wrapR]),e.texParameteri(t,e.TEXTURE_MAG_FILTER,H[i.magFilter]),e.texParameteri(t,e.TEXTURE_MIN_FILTER,H[i.minFilter]),i.compareFunction&&(e.texParameteri(t,e.TEXTURE_COMPARE_MODE,e.COMPARE_REF_TO_TEXTURE),e.texParameteri(t,e.TEXTURE_COMPARE_FUNC,V[i.compareFunction])),!0===n.has("EXT_texture_filter_anisotropic")){if(i.magFilter===Ce)return;if(i.minFilter!==gt&&i.minFilter!==B)return;if(i.type===M&&!1===n.has("OES_texture_float_linear"))return;if(i.anisotropy>1||r.get(i).__currentAnisotropy){const o=n.get("EXT_texture_filter_anisotropic");e.texParameterf(t,o.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(i.anisotropy,a.getMaxAnisotropy())),r.get(i).__currentAnisotropy=i.anisotropy}}}function z(t,n){let i=!1;void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",U));const r=n.source;let a=_.get(r);void 0===a&&(a={},_.set(r,a));const o=function(e){const t=[];return t.push(e.wrapS),t.push(e.wrapT),t.push(e.wrapR||0),t.push(e.magFilter),t.push(e.minFilter),t.push(e.anisotropy),t.push(e.internalFormat),t.push(e.format),t.push(e.type),t.push(e.generateMipmaps),t.push(e.premultiplyAlpha),t.push(e.flipY),t.push(e.unpackAlignment),t.push(e.colorSpace),t.join()}(n);if(o!==t.__cacheKey){void 0===a[o]&&(a[o]={texture:e.createTexture(),usedTimes:0},s.memory.textures++,i=!0),a[o].usedTimes++;const r=a[t.__cacheKey];void 0!==r&&(a[t.__cacheKey].usedTimes--,0===r.usedTimes&&I(n)),t.__cacheKey=o,t.__webglTexture=a[o].texture}return i}function k(e,t,n){return Math.floor(Math.floor(e/n)/t)}function X(t,n,s){let l=e.TEXTURE_2D;(n.isDataArrayTexture||n.isCompressedArrayTexture)&&(l=e.TEXTURE_2D_ARRAY),n.isData3DTexture&&(l=e.TEXTURE_3D);const c=z(t,n),d=n.source;i.bindTexture(l,t.__webglTexture,e.TEXTURE0+s);const u=r.get(d);if(d.version!==u.__version||!0===c){i.activeTexture(e.TEXTURE0+s);if(!1===("undefined"!=typeof ImageBitmap&&n.image instanceof ImageBitmap)){const t=f.getPrimaries(f.workingColorSpace),r=n.colorSpace===Rt?null:f.getPrimaries(n.colorSpace),a=n.colorSpace===Rt||t===r?e.NONE:e.BROWSER_DEFAULT_WEBGL;i.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,n.flipY),i.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),i.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}i.pixelStorei(e.UNPACK_ALIGNMENT,n.unpackAlignment);let t=x(n.image,!1,a.maxTextureSize);t=ee(n,t);const r=o.convert(n.format,n.colorSpace),p=o.convert(n.type);let h,_=C(n.internalFormat,r,p,n.normalized,n.colorSpace,n.isVideoTexture);W(l,n);const g=n.mipmaps,E=!0!==n.isVideoTexture,S=void 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r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,e.envMapRotation.value.setFromMatrix4(Ta.makeRotationFromEuler(o)).transpose(),a.isCubeTexture&&!1===a.isRenderTargetTexture&&e.envMapRotation.value.premultiply(xa),e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,_(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isNodeMaterial?r.uniformsNeedUpdate=!1:r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Ra(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return"number"==typeof r||"boolean"==typeof r?i[a]=r:ArrayBuffer.isView(r)?i[a]=r.slice():i[a]=r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else{if(ArrayBuffer.isView(r))return!0;if(!1===e.equals(r))return e.copy(r),!0}}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?v("WebGLRenderer: Texture samplers can not be part of an uniforms group."):ArrayBuffer.isView(e)?(t.boundary=16,t.storage=e.byteLength):v("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),p=!!n.morphAttributes.position,m=!!n.morphAttributes.normal,h=!!n.morphAttributes.color;let _=L;i.toneMapped&&(null!==k&&!0!==k.isXRRenderTarget||(_=G.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,v=void 0!==g?g.length:0,S=Te.get(i),M=w.state.lights;if(!0===le&&(!0===ce||e!==Y)){const t=e===Y&&i.id===X;Ne.setState(i,e,t)}let T=!1;i.version===S.__version?S.needsLights&&S.lightsStateVersion!==M.state.version||S.outputColorSpace!==s||r.isBatchedMesh&&!1===S.batching?T=!0:r.isBatchedMesh||!0!==S.batching?r.isBatchedMesh&&!0===S.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===S.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===S.instancing?T=!0:r.isInstancedMesh||!0!==S.instancing?r.isSkinnedMesh&&!1===S.skinning?T=!0:r.isSkinnedMesh||!0!==S.skinning?r.isInstancedMesh&&!0===S.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===S.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===S.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===S.instancingMorph&&null!==r.morphTexture||S.envMap!==c||!0===i.fog&&S.fog!==a?T=!0:void 0===S.numClippingPlanes||S.numClippingPlanes===Ne.numPlanes&&S.numIntersection===Ne.numIntersection?(S.vertexAlphas!==d||S.vertexTangents!==u||S.morphTargets!==p||S.morphNormals!==m||S.morphColors!==h||S.toneMapping!==_||S.morphTargetsCount!==v||!!S.lightProbeGrid!=w.state.lightProbeGridArray.length>0)&&(T=!0):T=!0:T=!0:T=!0:T=!0:(T=!0,S.__version=i.version);let x=S.currentProgram;!0===T&&(x=st(i,t,r),V&&i.isNodeMaterial&&V.onUpdateProgram(i,x,S));let A=!1,R=!1,b=!1;const C=x.getUniforms(),U=S.uniforms;Ee.useProgram(x.program)&&(A=!0,R=!0,b=!0);i.id!==X&&(X=i.id,R=!0);if(S.needsLights){const e=function(e,t){if(0===e.length)return null;if(1===e.length)return null!==e[0].texture?e[0]:null;P.setFromMatrixPosition(t.matrixWorld);for(let t=0,n=e.length;t0&&C.setValue(ze,"directionalShadowMap",M.state.directionalShadowMap,xe),M.state.spotShadowMap.length>0&&C.setValue(ze,"spotShadowMap",M.state.spotShadowMap,xe),M.state.pointShadowMap.length>0&&C.setValue(ze,"pointShadowMap",M.state.pointShadowMap,xe));if(r.isSkinnedMesh){C.setOptional(ze,r,"bindMatrix"),C.setOptional(ze,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(ze,"boneTexture",e.boneTexture,xe))}r.isBatchedMesh&&(C.setOptional(ze,r,"batchingTexture"),C.setValue(ze,"batchingTexture",r._matricesTexture,xe),C.setOptional(ze,r,"batchingIdTexture"),C.setValue(ze,"batchingIdTexture",r._indirectTexture,xe),C.setOptional(ze,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(ze,"batchingColorTexture",r._colorsTexture,xe));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||Fe.update(r,n,x);(R||S.receiveShadow!==r.receiveShadow)&&(S.receiveShadow=r.receiveShadow,C.setValue(ze,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(U.envMapIntensity.value=t.environmentIntensity);void 0!==U.dfgLUT&&(U.dfgLUT.value=(null===Ca&&(Ca=new Ln(ba,16,16,Se,E),Ca.name="DFG_LUT",Ca.minFilter=O,Ca.magFilter=O,Ca.wrapS=mt,Ca.wrapT=mt,Ca.generateMipmaps=!1,Ca.needsUpdate=!0),Ca));if(R){if(C.setValue(ze,"toneMappingExposure",G.toneMappingExposure),S.needsLights&&(N=b,(I=U).ambientLightColor.needsUpdate=N,I.lightProbe.needsUpdate=N,I.directionalLights.needsUpdate=N,I.directionalLightShadows.needsUpdate=N,I.pointLights.needsUpdate=N,I.pointLightShadows.needsUpdate=N,I.spotLights.needsUpdate=N,I.spotLightShadows.needsUpdate=N,I.rectAreaLights.needsUpdate=N,I.hemisphereLights.needsUpdate=N),a&&!0===i.fog&&De.refreshFogUniforms(U,a),De.refreshMaterialUniforms(U,i,te,ee,w.state.transmissionRenderTarget[e.id]),S.needsLights&&S.lightProbeGrid){const e=S.lightProbeGrid;U.probesSH.value=e.texture,U.probesMin.value.copy(e.boundingBox.min),U.probesMax.value.copy(e.boundingBox.max),U.probesResolution.value.copy(e.resolution)}Ar.upload(ze,lt(S),U,xe)}var I,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Ar.upload(ze,lt(S),U,xe),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(ze,"center",r.center);if(C.setValue(ze,"modelViewMatrix",r.modelViewMatrix),C.setValue(ze,"normalMatrix",r.normalMatrix),C.setValue(ze,"modelMatrix",r.matrixWorld),void 0!==i.uniformsGroups){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){Te.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==ge.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let Qe=null;function Je(){tt.stop()}function et(){tt.start()}const tt=new On;function nt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLightProbeGrid)w.pushLightProbeGrid(e);else if(e.isLight)w.pushLight(e),e.castShadow&&w.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||se.intersectsSprite(e)){i&&fe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(de);const t=Ce.update(e),r=e.material;r.visible&&U.push(e,t,r,n,fe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||se.intersectsObject(e))){const t=Ce.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),fe.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere.center)),fe.applyMatrix4(e.matrixWorld).applyMatrix4(de)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&at(r,t,n),a.length>0&&at(a,t,n),o.length>0&&at(o,t,n),Ee.buffers.depth.setTest(!0),Ee.buffers.depth.setMask(!0),Ee.buffers.color.setMask(!0),Ee.setPolygonOffset(!1)}function rt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===w.state.transmissionRenderTarget[i.id]){const e=ge.has("EXT_color_buffer_half_float")||ge.has("EXT_color_buffer_float");w.state.transmissionRenderTarget[i.id]=new I(1,1,{generateMipmaps:!0,type:e?E:S,minFilter:B,samples:Math.max(4,ve.samples),stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:f.workingColorSpace})}const r=w.state.transmissionRenderTarget[i.id],a=i.viewport||q;r.setSize(a.z*G.transmissionResolutionScale,a.w*G.transmissionResolutionScale);const s=G.getRenderTarget(),l=G.getActiveCubeFace(),d=G.getActiveMipmapLevel();G.setRenderTarget(r),G.getClearColor($),Q=G.getClearAlpha(),Q<1&&G.setClearColor(16777215,.5),G.clear(),me&&Oe.render(n);const u=G.toneMapping;G.toneMapping=L;const p=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),w.setupLightsView(i),!0===le&&Ne.setGlobalState(G.clippingPlanes,i),at(e,n,i),xe.updateMultisampleRenderTarget(r),xe.updateRenderTargetMipmap(r),!1===ge.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0,i.currentProgram=u,i.uniformsList=null,u}function lt(e){if(null===e.uniformsList){const t=e.currentProgram.getUniforms();e.uniformsList=Ar.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function ct(e,t){const n=Te.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}tt.setAnimationLoop(function(e){Qe&&Qe(e)}),"undefined"!=typeof self&&tt.setContext(self),this.setAnimationLoop=function(e){Qe=e,Ke.setAnimationLoop(e),null===e?tt.stop():tt.start()},Ke.addEventListener("sessionstart",Je),Ke.addEventListener("sessionend",et),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera)return void D("WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===H)return;null!==V&&V.renderStart(e,t);const n=!0===Ke.enabled&&!0===Ke.isPresenting,i=null!==F&&(null===k||n)&&F.begin(G,k);if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0!==Ke.enabled||!0!==Ke.isPresenting||null!==F&&!1!==F.isCompositing()||(!0===Ke.cameraAutoUpdate&&Ke.updateCamera(t),t=Ke.getCamera()),!0===e.isScene&&e.onBeforeRender(G,e,t,k),w=Ie.get(e,y.length),w.init(t),w.state.textureUnits=xe.getTextureUnits(),y.push(w),de.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),se.setFromProjectionMatrix(de,Nn,t.reversedDepth),ce=this.localClippingEnabled,le=Ne.init(this.clippingPlanes,ce),U=we.get(e,N.length),U.init(),N.push(U),!0===Ke.enabled&&!0===Ke.isPresenting){const e=G.xr.getDepthSensingMesh();null!==e&&nt(e,t,-1/0,G.sortObjects)}nt(e,t,0,G.sortObjects),U.finish(),!0===G.sortObjects&&U.sort(ne,ie),me=!1===Ke.enabled||!1===Ke.isPresenting||!1===Ke.hasDepthSensing(),me&&Oe.addToRenderList(U,e),this.info.render.frame++,!0===le&&Ne.beginShadows();const r=w.state.shadowsArray;ye.render(r,e,t),!0===le&&Ne.endShadows(),!0===this.info.autoReset&&this.info.reset();if(!1===(i&&F.hasRenderPass())){const n=U.opaque,i=U.transmissive;if(w.setupLights(),t.isArrayCamera){const r=t.cameras;if(i.length>0)for(let t=0,a=r.length;t0&&rt(n,i,e,t),me&&Oe.render(e),it(U,e,t)}null!==k&&0===z&&(xe.updateMultisampleRenderTarget(k),xe.updateRenderTargetMipmap(k)),i&&F.end(G),!0===e.isScene&&e.onAfterRender(G,e,t),Ve.resetDefaultState(),X=-1,Y=null,y.pop(),y.length>0?(w=y[y.length-1],xe.setTextureUnits(w.state.textureUnits),!0===le&&Ne.setGlobalState(G.clippingPlanes,w.state.camera)):w=null,N.pop(),U=N.length>0?N[N.length-1]:null,null!==V&&V.renderEnd()},this.getActiveCubeFace=function(){return W},this.getActiveMipmapLevel=function(){return z},this.getRenderTarget=function(){return k},this.setRenderTargetTextures=function(e,t,n){const i=Te.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),Te.get(e.texture).__webglTexture=t,Te.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=Te.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const dt=ze.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){k=e,W=t,z=n;let i=null,r=!1,a=!1;if(e){const o=Te.get(e);if(void 0!==o.__useDefaultFramebuffer)return Ee.bindFramebuffer(ze.FRAMEBUFFER,o.__webglFramebuffer),q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest,Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),void(X=-1);if(void 0===o.__webglFramebuffer)xe.setupRenderTarget(e);else if(o.__hasExternalTextures)xe.rebindTextures(e,Te.get(e.texture).__webglTexture,Te.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&Te.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");xe.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=Te.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===xe.useMultisampledRTT(e)?Te.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest}else q.copy(re).multiplyScalar(te).floor(),j.copy(ae).multiplyScalar(te).floor(),Z=oe;0!==n&&(i=dt);if(Ee.bindFramebuffer(ze.FRAMEBUFFER,i)&&Ee.drawBuffers(e,i),Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),r){const i=Te.get(e.texture);ze.framebufferTexture2D(ze.FRAMEBUFFER,ze.COLOR_ATTACHMENT0,ze.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(l))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(c))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ze.readPixels(t,n,i,r,He.convert(l),He.convert(c),a)}finally{const e=null!==k?Te.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=Te.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){Ee.bindFramebuffer(ze.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=ze.createBuffer();ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.bufferData(ze.PIXEL_PACK_BUFFER,a.byteLength,ze.STREAM_READ),ze.readPixels(t,n,i,r,He.convert(c),He.convert(d),0);const f=null!==k?Te.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,f);const p=ze.fenceSync(ze.SYNC_GPU_COMMANDS_COMPLETE,0);return ze.flush(),await yn(ze,p,4),ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.getBufferSubData(ze.PIXEL_PACK_BUFFER,0,a),ze.deleteBuffer(u),ze.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;xe.setTexture2D(e,0),ze.copyTexSubImage2D(ze.TEXTURE_2D,n,0,0,o,s,r,a),Ee.unbindTexture()};const ut=ze.createFramebuffer(),ft=ze.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=He.convert(t.format),g=He.convert(t.type);let v;t.isData3DTexture?(xe.setTexture3D(t,0),v=ze.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(xe.setTexture2DArray(t,0),v=ze.TEXTURE_2D_ARRAY):(xe.setTexture2D(t,0),v=ze.TEXTURE_2D),Ee.activeTexture(ze.TEXTURE0),Ee.pixelStorei(ze.UNPACK_FLIP_Y_WEBGL,t.flipY),Ee.pixelStorei(ze.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Ee.pixelStorei(ze.UNPACK_ALIGNMENT,t.unpackAlignment);const E=Ee.getParameter(ze.UNPACK_ROW_LENGTH),S=Ee.getParameter(ze.UNPACK_IMAGE_HEIGHT),M=Ee.getParameter(ze.UNPACK_SKIP_PIXELS),T=Ee.getParameter(ze.UNPACK_SKIP_ROWS),x=Ee.getParameter(ze.UNPACK_SKIP_IMAGES);Ee.pixelStorei(ze.UNPACK_ROW_LENGTH,h.width),Ee.pixelStorei(ze.UNPACK_IMAGE_HEIGHT,h.height),Ee.pixelStorei(ze.UNPACK_SKIP_PIXELS,c),Ee.pixelStorei(ze.UNPACK_SKIP_ROWS,d),Ee.pixelStorei(ze.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=Te.get(e),i=Te.get(t),h=Te.get(n.__renderTarget),_=Te.get(i.__renderTarget);Ee.bindFramebuffer(ze.READ_FRAMEBUFFER,h.__webglFramebuffer),Ee.bindFramebuffer(ze.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;ne.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\n#define inverseTransformDirection transformDirectionByInverseViewMatrix\nvec3 transformNormalByInverseViewMatrix( in vec3 normal, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( normal, 0.0 ) * viewMatrix ).xyz );\n}\nvec3 transformDirectionByInverseViewMatrix( in vec3 dir, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * viewMatrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = transformDirectionByInverseViewMatrix( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif\n#include ",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\treturn 0.5 / max( gv + gl, EPSILON );\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#ifdef USE_LIGHT_PROBES_GRID\n\t\tvec3 probeWorldPos = ( ( vec4( geometryPosition, 1.0 ) - viewMatrix[ 3 ] ) * viewMatrix ).xyz;\n\t\tvec3 probeWorldNormal = inverseTransformDirection( geometryNormal, viewMatrix );\n\t\tirradiance += getLightProbeGridIrradiance( probeWorldPos, probeWorldNormal );\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",lightprobes_pars_fragment:"#ifdef USE_LIGHT_PROBES_GRID\nuniform highp sampler3D probesSH;\nuniform vec3 probesMin;\nuniform vec3 probesMax;\nuniform vec3 probesResolution;\nvec3 getLightProbeGridIrradiance( vec3 worldPos, vec3 worldNormal ) {\n\tvec3 res = probesResolution;\n\tvec3 gridRange = probesMax - probesMin;\n\tvec3 resMinusOne = res - 1.0;\n\tvec3 probeSpacing = gridRange / resMinusOne;\n\tvec3 samplePos = worldPos + worldNormal * probeSpacing * 0.5;\n\tvec3 uvw = clamp( ( samplePos - probesMin ) / gridRange, 0.0, 1.0 );\n\tuvw = uvw * resMinusOne / res + 0.5 / res;\n\tfloat nz = res.z;\n\tfloat paddedSlices = nz + 2.0;\n\tfloat atlasDepth = 7.0 * paddedSlices;\n\tfloat uvZBase = uvw.z * nz + 1.0;\n\tvec4 s0 = texture( probesSH, vec3( uvw.xy, ( uvZBase ) / atlasDepth ) );\n\tvec4 s1 = texture( probesSH, vec3( uvw.xy, ( uvZBase + paddedSlices ) / atlasDepth ) );\n\tvec4 s2 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 2.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s3 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 3.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s4 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 4.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s5 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 5.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s6 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 6.0 * paddedSlices ) / atlasDepth ) );\n\tvec3 c0 = s0.xyz;\n\tvec3 c1 = vec3( s0.w, s1.xy );\n\tvec3 c2 = vec3( s1.zw, s2.x );\n\tvec3 c3 = s2.yzw;\n\tvec3 c4 = s3.xyz;\n\tvec3 c5 = vec3( s3.w, s4.xy );\n\tvec3 c6 = vec3( s4.zw, s5.x );\n\tvec3 c7 = s5.yzw;\n\tvec3 c8 = s6.xyz;\n\tfloat x = worldNormal.x, y = worldNormal.y, z = worldNormal.z;\n\tvec3 result = c0 * 0.886227;\n\tresult += c1 * 2.0 * 0.511664 * y;\n\tresult += c2 * 2.0 * 0.511664 * z;\n\tresult += c3 * 2.0 * 0.511664 * x;\n\tresult += c4 * 2.0 * 0.429043 * x * y;\n\tresult += c5 * 2.0 * 0.429043 * y * z;\n\tresult += c6 * ( 0.743125 * z * z - 0.247708 );\n\tresult += c7 * 2.0 * 0.429043 * x * z;\n\tresult += c8 * 0.429043 * ( x * x - y * y );\n\treturn max( result, vec3( 0.0 ) );\n}\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#ifdef HAS_NORMAL\n\t\tvec3 shadowWorldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t#else\n\t\tvec3 shadowWorldNormal = vec3( 0.0 );\n\t#endif\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 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l=!0===n.logarithmicDepthBuffer,c=!0===n.reversedDepthBuffer&&t.has("EXT_clip_control");!0===n.reversedDepthBuffer&&!1===c&&v("WebGLRenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer.");return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");r=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:a,textureFormatReadable:function(t){return t===T||i.convert(t)===e.getParameter(e.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const r=n===E&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(n!==S&&i.convert(n)!==e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==M&&!r)},precision:o,logarithmicDepthBuffer:l,reversedDepthBuffer:c,maxTextures:e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),maxVertexTextures:e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),maxTextureSize:e.getParameter(e.MAX_TEXTURE_SIZE),maxCubemapSize:e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:e.getParameter(e.MAX_VERTEX_ATTRIBS),maxVertexUniforms:e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:e.getParameter(e.MAX_VARYING_VECTORS),maxFragmentUniforms:e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),maxSamples:e.getParameter(e.MAX_SAMPLES),samples:e.getParameter(e.SAMPLES)}}function qn(t){const n=this;let i=null,r=0,a=!1,o=!1;const s=new x,l=new e,c={value:null,needsUpdate:!1};function d(e,t,i,r){const a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const n=i+4*a,r=t.matrixWorldInverse;l.getNormalMatrix(r),(null===o||o.length0);n.numPlanes=r,n.numIntersection=0}();else{const e=o?0:r,t=4*e;let n=m.clippingState||null;c.value=n,n=d(u,s,t,l);for(let e=0;e!==t;++e)n[e]=i[e];m.clippingState=n,this.numIntersection=f?this.numPlanes:0,this.numPlanes+=e}}}zn.set(-1,0,0,0,1,0,0,0,1);const jn=[.125,.215,.35,.446,.526,.582],Zn=20,$n=new C,Qn=new n;let Jn=null,ei=0,ti=0,ni=!1;const ii=new i;class ri{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ii}=r;Jn=this._renderer.getRenderTarget(),ei=this._renderer.getActiveCubeFace(),ti=this._renderer.getActiveMipmapLevel(),ni=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=li(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=si(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=jn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const M=new b;M.setAttribute("position",new N(v,h)),M.setAttribute("uv",new N(E,_)),M.setAttribute("faceIndex",new N(S,g)),i.push(new o(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(Zn),a=new i(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:Zn,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1});return o}(r,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:ci(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:w,depthTest:!1,depthWrite:!1});return i}(r,e,t)}return r}_compileMaterial(e){const t=new o(new b,e);this._renderer.compile(t,$n)}_sceneToCubeUV(e,t,n,i,r){const a=new P(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Qn),u.toneMapping=L,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new U({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Qn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;oi(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===A||e.mapping===R;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=li()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=si());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;oi(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$n)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,oi(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,$n),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,oi(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,$n)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&D("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):Zn;m>Zn&&v(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;eg-4?i-g+4:0),4*(this._cubeSize-E),3*E,2*E),s.setRenderTarget(t),s.render(c,$n)}}function ai(e,t,n){const i=new I(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function oi(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function si(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function li(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function ci(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class di extends I{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new F(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new s(5,5,5),r=new l({name:"CubemapFromEquirect",uniforms:d(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:c,blending:w});r.uniforms.tEquirect.value=t;const a=new o(i,r),u=t.minFilter;t.minFilter===B&&(t.minFilter=O);return new G(1,10,this).update(e,a),t.minFilter=u,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}function ui(e){let t=new WeakMap,n=new WeakMap,i=null;function r(e,t){return t===H?e.mapping=A:t===V&&(e.mapping=R),e}function a(e){const n=e.target;n.removeEventListener("dispose",a);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}function o(e){const t=e.target;t.removeEventListener("dispose",o);const i=n.get(t);void 0!==i&&(n.delete(t),i.dispose())}return{get:function(s,l=!1){return null==s?null:l?function(t){if(t&&t.isTexture){const 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L(t,i,a,o,s){if(!1===t.visible)return;if(t.layers.test(i.layers)&&(t.isMesh||t.isLine||t.isPoints)&&(t.castShadow||t.receiveShadow&&s===le)&&(!t.frustumCulled||r.intersectsObject(t))){t.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,t.matrixWorld);const r=n.update(t),l=t.material;if(Array.isArray(l)){const n=r.groups;for(let c=0,d=n.length;ce.needsUpdate=!0):e.material.needsUpdate=!0)});for(let o=0,l=t.length;om||a.y>m)&&(a.x>m&&(s.x=Math.floor(m/p.x),a.x=s.x*p.x,c.mapSize.x=s.x),a.y>m&&(s.y=Math.floor(m/p.y),a.y=s.y*p.y,c.mapSize.y=s.y));const h=e.state.buffers.depth.getReversed();if(c.camera._reversedDepth=h,null===c.map||!0===f){if(null!==c.map&&(null!==c.map.depthTexture&&(c.map.depthTexture.dispose(),c.map.depthTexture=null),c.map.dispose()),this.type===le){if(l.isPointLight){v("WebGLShadowMap: VSM shadow maps are not supported for PointLights. 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t=0;t<_;t++){if(c.map.isWebGLCubeRenderTarget)e.setRenderTarget(c.map,t),e.clear();else{0===t&&(e.setRenderTarget(c.map),e.clear());const n=c.getViewport(t);d.set(s.x*n.x,s.y*n.y,s.x*n.z,s.y*n.w),u.viewport(d)}if(l.isPointLight){const e=c.camera,n=c.matrix,i=l.distance||e.far;i!==e.far&&(e.far=i,e.updateProjectionMatrix()),ma.setFromMatrixPosition(l.matrixWorld),e.position.copy(ma),ha.copy(e.position),ha.add(ua[t]),e.up.copy(fa[t]),e.lookAt(ha),e.updateMatrixWorld(),n.makeTranslation(-ma.x,-ma.y,-ma.z),pa.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),c._frustum.setFromProjectionMatrix(pa,e.coordinateSystem,e.reversedDepth)}else c.updateMatrices(l);r=c.getFrustum(),L(n,i,c.camera,l,this.type)}!0!==c.isPointLightShadow&&this.type===le&&C(c,i),c.needsUpdate=!1}R=this.type,A.needsUpdate=!1,e.setRenderTarget(o,l,c)}}function ga(e,t){const i=new function(){let t=!1;const n=new K;let i=null;const r=new 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$e:e.depthFunc(e.GREATER);break;case Ze:e.depthFunc(e.NOTEQUAL);break;default:e.depthFunc(e.LEQUAL)}a=t}},setLocked:function(e){n=e},setClear:function(t){o!==t&&(o=t,i&&(t=1-t),e.clearDepth(t))},reset:function(){n=!1,r=null,a=null,o=null,i=!1}}},a=new function(){let t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(n){t||(n?X(e.STENCIL_TEST):Y(e.STENCIL_TEST))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,o){i===t&&r===n&&a===o||(e.stencilFunc(t,n,o),i=t,r=n,a=o)},setOp:function(t,n,i){o===t&&s===n&&l===i||(e.stencilOp(t,n,i),o=t,s=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},o=new WeakMap,s=new WeakMap;let l={},d={},u={},f=new WeakMap,p=[],m=null,h=!1,_=null,g=null,v=null,E=null,S=null,M=null,T=null,x=new n(0,0,0),A=0,R=!1,b=null,C=null,P=null,L=null,U=null;const I=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let N=!1,y=0;const O=e.getParameter(e.VERSION);-1!==O.indexOf("WebGL")?(y=parseFloat(/^WebGL (\d)/.exec(O)[1]),N=y>=1):-1!==O.indexOf("OpenGL ES")&&(y=parseFloat(/^OpenGL ES (\d)/.exec(O)[1]),N=y>=2);let F=null,B={};const G=e.getParameter(e.SCISSOR_BOX),H=e.getParameter(e.VIEWPORT),V=(new K).fromArray(G),W=(new K).fromArray(H);function z(t,n,i,r){const a=new Uint8Array(4),o=e.createTexture();e.bindTexture(t,o),e.texParameteri(t,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(t,e.TEXTURE_MAG_FILTER,e.NEAREST);for(let o=0;on||r.height>n)&&(i=n/Math.max(r.width,r.height)),i<1){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof VideoFrame&&e instanceof VideoFrame){const n=Math.floor(i*r.width),a=Math.floor(i*r.height);void 0===h&&(h=E(n,a));const o=t?E(n,a):h;o.width=n,o.height=a;return o.getContext("2d").drawImage(e,0,0,n,a),v("WebGLRenderer: Texture has been resized from ("+r.width+"x"+r.height+") to ("+n+"x"+a+")."),o}return"data"in e&&v("WebGLRenderer: Image in DataTexture is too big ("+r.width+"x"+r.height+")."),e}return e}function A(e){return e.generateMipmaps}function R(t){e.generateMipmap(t)}function b(t){return t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:t.isWebGL3DRenderTarget?e.TEXTURE_3D:t.isWebGLArrayRenderTarget||t.isCompressedArrayTexture?e.TEXTURE_2D_ARRAY:e.TEXTURE_2D}function C(t,i,r,a,o,s=!1){if(null!==t){if(void 0!==e[t])return e[t];v("WebGLRenderer: Attempt to use non-existing WebGL internal format '"+t+"'")}let l;a&&(l=n.get("EXT_texture_norm16"),l||v("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let c=i;if(i===e.RED&&(r===e.FLOAT&&(c=e.R32F),r===e.HALF_FLOAT&&(c=e.R16F),r===e.UNSIGNED_BYTE&&(c=e.R8),r===e.UNSIGNED_SHORT&&l&&(c=l.R16_EXT),r===e.SHORT&&l&&(c=l.R16_SNORM_EXT)),i===e.RED_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.R8UI),r===e.UNSIGNED_SHORT&&(c=e.R16UI),r===e.UNSIGNED_INT&&(c=e.R32UI),r===e.BYTE&&(c=e.R8I),r===e.SHORT&&(c=e.R16I),r===e.INT&&(c=e.R32I)),i===e.RG&&(r===e.FLOAT&&(c=e.RG32F),r===e.HALF_FLOAT&&(c=e.RG16F),r===e.UNSIGNED_BYTE&&(c=e.RG8),r===e.UNSIGNED_SHORT&&l&&(c=l.RG16_EXT),r===e.SHORT&&l&&(c=l.RG16_SNORM_EXT)),i===e.RG_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RG8UI),r===e.UNSIGNED_SHORT&&(c=e.RG16UI),r===e.UNSIGNED_INT&&(c=e.RG32UI),r===e.BYTE&&(c=e.RG8I),r===e.SHORT&&(c=e.RG16I),r===e.INT&&(c=e.RG32I)),i===e.RGB_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGB8UI),r===e.UNSIGNED_SHORT&&(c=e.RGB16UI),r===e.UNSIGNED_INT&&(c=e.RGB32UI),r===e.BYTE&&(c=e.RGB8I),r===e.SHORT&&(c=e.RGB16I),r===e.INT&&(c=e.RGB32I)),i===e.RGBA_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGBA8UI),r===e.UNSIGNED_SHORT&&(c=e.RGBA16UI),r===e.UNSIGNED_INT&&(c=e.RGBA32UI),r===e.BYTE&&(c=e.RGBA8I),r===e.SHORT&&(c=e.RGBA16I),r===e.INT&&(c=e.RGBA32I)),i===e.RGB&&(r===e.UNSIGNED_SHORT&&l&&(c=l.RGB16_EXT),r===e.SHORT&&l&&(c=l.RGB16_SNORM_EXT),r===e.UNSIGNED_INT_5_9_9_9_REV&&(c=e.RGB9_E5),r===e.UNSIGNED_INT_10F_11F_11F_REV&&(c=e.R11F_G11F_B10F)),i===e.RGBA){const t=s?pe:f.getTransfer(o);r===e.FLOAT&&(c=e.RGBA32F),r===e.HALF_FLOAT&&(c=e.RGBA16F),r===e.UNSIGNED_BYTE&&(c=t===p?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT&&l&&(c=l.RGBA16_EXT),r===e.SHORT&&l&&(c=l.RGBA16_SNORM_EXT),r===e.UNSIGNED_SHORT_4_4_4_4&&(c=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(c=e.RGB5_A1)}return c!==e.R16F&&c!==e.R32F&&c!==e.RG16F&&c!==e.RG32F&&c!==e.RGBA16F&&c!==e.RGBA32F||n.get("EXT_color_buffer_float"),c}function P(t,n){let i;return t?null===n||n===Le||n===Pt?i=e.DEPTH24_STENCIL8:n===M?i=e.DEPTH32F_STENCIL8:n===Lt&&(i=e.DEPTH24_STENCIL8,v("DepthTexture: 16 bit depth attachment is not supported with stencil. 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OES_texture_float_linear not supported on this device."),e.texParameteri(t,e.TEXTURE_WRAP_S,G[i.wrapS]),e.texParameteri(t,e.TEXTURE_WRAP_T,G[i.wrapT]),t!==e.TEXTURE_3D&&t!==e.TEXTURE_2D_ARRAY||e.texParameteri(t,e.TEXTURE_WRAP_R,G[i.wrapR]),e.texParameteri(t,e.TEXTURE_MAG_FILTER,H[i.magFilter]),e.texParameteri(t,e.TEXTURE_MIN_FILTER,H[i.minFilter]),i.compareFunction&&(e.texParameteri(t,e.TEXTURE_COMPARE_MODE,e.COMPARE_REF_TO_TEXTURE),e.texParameteri(t,e.TEXTURE_COMPARE_FUNC,V[i.compareFunction])),!0===n.has("EXT_texture_filter_anisotropic")){if(i.magFilter===Ce)return;if(i.minFilter!==gt&&i.minFilter!==B)return;if(i.type===M&&!1===n.has("OES_texture_float_linear"))return;if(i.anisotropy>1||r.get(i).__currentAnisotropy){const o=n.get("EXT_texture_filter_anisotropic");e.texParameterf(t,o.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(i.anisotropy,a.getMaxAnisotropy())),r.get(i).__currentAnisotropy=i.anisotropy}}}function z(t,n){let i=!1;void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",U));const r=n.source;let a=_.get(r);void 0===a&&(a={},_.set(r,a));const o=function(e){const t=[];return t.push(e.wrapS),t.push(e.wrapT),t.push(e.wrapR||0),t.push(e.magFilter),t.push(e.minFilter),t.push(e.anisotropy),t.push(e.internalFormat),t.push(e.format),t.push(e.type),t.push(e.generateMipmaps),t.push(e.premultiplyAlpha),t.push(e.flipY),t.push(e.unpackAlignment),t.push(e.colorSpace),t.join()}(n);if(o!==t.__cacheKey){void 0===a[o]&&(a[o]={texture:e.createTexture(),usedTimes:0},s.memory.textures++,i=!0),a[o].usedTimes++;const r=a[t.__cacheKey];void 0!==r&&(a[t.__cacheKey].usedTimes--,0===r.usedTimes&&I(n)),t.__cacheKey=o,t.__webglTexture=a[o].texture}return i}function k(e,t,n){return Math.floor(Math.floor(e/n)/t)}function X(t,n,s){let l=e.TEXTURE_2D;(n.isDataArrayTexture||n.isCompressedArrayTexture)&&(l=e.TEXTURE_2D_ARRAY),n.isData3DTexture&&(l=e.TEXTURE_3D);const c=z(t,n),d=n.source;i.bindTexture(l,t.__webglTexture,e.TEXTURE0+s);const u=r.get(d);if(d.version!==u.__version||!0===c){i.activeTexture(e.TEXTURE0+s);if(!1===("undefined"!=typeof ImageBitmap&&n.image instanceof ImageBitmap)){const t=f.getPrimaries(f.workingColorSpace),r=n.colorSpace===Rt?null:f.getPrimaries(n.colorSpace),a=n.colorSpace===Rt||t===r?e.NONE:e.BROWSER_DEFAULT_WEBGL;i.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,n.flipY),i.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),i.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}i.pixelStorei(e.UNPACK_ALIGNMENT,n.unpackAlignment);let t=x(n.image,!1,a.maxTextureSize);t=ee(n,t);const r=o.convert(n.format,n.colorSpace),p=o.convert(n.type);let h,_=C(n.internalFormat,r,p,n.normalized,n.colorSpace,n.isVideoTexture);W(l,n);const g=n.mipmaps,E=!0!==n.isVideoTexture,S=void 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r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,e.envMapRotation.value.setFromMatrix4(Ta.makeRotationFromEuler(o)).transpose(),a.isCubeTexture&&!1===a.isRenderTargetTexture&&e.envMapRotation.value.premultiply(xa),e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,_(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isNodeMaterial?r.uniformsNeedUpdate=!1:r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Ra(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return"number"==typeof r||"boolean"==typeof r?i[a]=r:ArrayBuffer.isView(r)?i[a]=r.slice():i[a]=r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else{if(ArrayBuffer.isView(r))return!0;if(!1===e.equals(r))return e.copy(r),!0}}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?v("WebGLRenderer: Texture samplers can not be part of an uniforms group."):ArrayBuffer.isView(e)?(t.boundary=16,t.storage=e.byteLength):v("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),p=!!n.morphAttributes.position,m=!!n.morphAttributes.normal,h=!!n.morphAttributes.color;let _=L;i.toneMapped&&(null!==k&&!0!==k.isXRRenderTarget||(_=G.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,v=void 0!==g?g.length:0,S=Te.get(i),M=w.state.lights;if(!0===le&&(!0===ce||e!==Y)){const t=e===Y&&i.id===X;Ne.setState(i,e,t)}let T=!1;i.version===S.__version?S.needsLights&&S.lightsStateVersion!==M.state.version||S.outputColorSpace!==s||r.isBatchedMesh&&!1===S.batching?T=!0:r.isBatchedMesh||!0!==S.batching?r.isBatchedMesh&&!0===S.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===S.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===S.instancing?T=!0:r.isInstancedMesh||!0!==S.instancing?r.isSkinnedMesh&&!1===S.skinning?T=!0:r.isSkinnedMesh||!0!==S.skinning?r.isInstancedMesh&&!0===S.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===S.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===S.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===S.instancingMorph&&null!==r.morphTexture||S.envMap!==c||!0===i.fog&&S.fog!==a?T=!0:void 0===S.numClippingPlanes||S.numClippingPlanes===Ne.numPlanes&&S.numIntersection===Ne.numIntersection?(S.vertexAlphas!==d||S.vertexTangents!==u||S.morphTargets!==p||S.morphNormals!==m||S.morphColors!==h||S.toneMapping!==_||S.morphTargetsCount!==v||!!S.lightProbeGrid!=w.state.lightProbeGridArray.length>0)&&(T=!0):T=!0:T=!0:T=!0:T=!0:(T=!0,S.__version=i.version);let x=S.currentProgram;!0===T&&(x=st(i,t,r),V&&i.isNodeMaterial&&V.onUpdateProgram(i,x,S));let A=!1,R=!1,b=!1;const C=x.getUniforms(),U=S.uniforms;Ee.useProgram(x.program)&&(A=!0,R=!0,b=!0);i.id!==X&&(X=i.id,R=!0);if(S.needsLights){const e=function(e,t){if(0===e.length)return null;if(1===e.length)return null!==e[0].texture?e[0]:null;P.setFromMatrixPosition(t.matrixWorld);for(let t=0,n=e.length;t0&&C.setValue(ze,"directionalShadowMap",M.state.directionalShadowMap,xe),M.state.spotShadowMap.length>0&&C.setValue(ze,"spotShadowMap",M.state.spotShadowMap,xe),M.state.pointShadowMap.length>0&&C.setValue(ze,"pointShadowMap",M.state.pointShadowMap,xe));if(r.isSkinnedMesh){C.setOptional(ze,r,"bindMatrix"),C.setOptional(ze,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(ze,"boneTexture",e.boneTexture,xe))}r.isBatchedMesh&&(C.setOptional(ze,r,"batchingTexture"),C.setValue(ze,"batchingTexture",r._matricesTexture,xe),C.setOptional(ze,r,"batchingIdTexture"),C.setValue(ze,"batchingIdTexture",r._indirectTexture,xe),C.setOptional(ze,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(ze,"batchingColorTexture",r._colorsTexture,xe));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||Fe.update(r,n,x);(R||S.receiveShadow!==r.receiveShadow)&&(S.receiveShadow=r.receiveShadow,C.setValue(ze,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(U.envMapIntensity.value=t.environmentIntensity);void 0!==U.dfgLUT&&(U.dfgLUT.value=(null===Ca&&(Ca=new Ln(ba,16,16,Se,E),Ca.name="DFG_LUT",Ca.minFilter=O,Ca.magFilter=O,Ca.wrapS=mt,Ca.wrapT=mt,Ca.generateMipmaps=!1,Ca.needsUpdate=!0),Ca));if(R){if(C.setValue(ze,"toneMappingExposure",G.toneMappingExposure),S.needsLights&&(N=b,(I=U).ambientLightColor.needsUpdate=N,I.lightProbe.needsUpdate=N,I.directionalLights.needsUpdate=N,I.directionalLightShadows.needsUpdate=N,I.pointLights.needsUpdate=N,I.pointLightShadows.needsUpdate=N,I.spotLights.needsUpdate=N,I.spotLightShadows.needsUpdate=N,I.rectAreaLights.needsUpdate=N,I.hemisphereLights.needsUpdate=N),a&&!0===i.fog&&De.refreshFogUniforms(U,a),De.refreshMaterialUniforms(U,i,te,ee,w.state.transmissionRenderTarget[e.id]),S.needsLights&&S.lightProbeGrid){const e=S.lightProbeGrid;U.probesSH.value=e.texture,U.probesMin.value.copy(e.boundingBox.min),U.probesMax.value.copy(e.boundingBox.max),U.probesResolution.value.copy(e.resolution)}Ar.upload(ze,lt(S),U,xe)}var I,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Ar.upload(ze,lt(S),U,xe),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(ze,"center",r.center);if(C.setValue(ze,"modelViewMatrix",r.modelViewMatrix),C.setValue(ze,"normalMatrix",r.normalMatrix),C.setValue(ze,"modelMatrix",r.matrixWorld),void 0!==i.uniformsGroups){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){Te.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==ge.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let Qe=null;function Je(){tt.stop()}function et(){tt.start()}const tt=new On;function nt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLightProbeGrid)w.pushLightProbeGrid(e);else if(e.isLight)w.pushLight(e),e.castShadow&&w.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||se.intersectsSprite(e)){i&&fe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(de);const t=Ce.update(e),r=e.material;r.visible&&U.push(e,t,r,n,fe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||se.intersectsObject(e))){const t=Ce.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),fe.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere.center)),fe.applyMatrix4(e.matrixWorld).applyMatrix4(de)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&at(r,t,n),a.length>0&&at(a,t,n),o.length>0&&at(o,t,n),Ee.buffers.depth.setTest(!0),Ee.buffers.depth.setMask(!0),Ee.buffers.color.setMask(!0),Ee.setPolygonOffset(!1)}function rt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===w.state.transmissionRenderTarget[i.id]){const e=ge.has("EXT_color_buffer_half_float")||ge.has("EXT_color_buffer_float");w.state.transmissionRenderTarget[i.id]=new I(1,1,{generateMipmaps:!0,type:e?E:S,minFilter:B,samples:Math.max(4,ve.samples),stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:f.workingColorSpace})}const r=w.state.transmissionRenderTarget[i.id],a=i.viewport||q;r.setSize(a.z*G.transmissionResolutionScale,a.w*G.transmissionResolutionScale);const s=G.getRenderTarget(),l=G.getActiveCubeFace(),d=G.getActiveMipmapLevel();G.setRenderTarget(r),G.getClearColor($),Q=G.getClearAlpha(),Q<1&&G.setClearColor(16777215,.5),G.clear(),me&&Oe.render(n);const u=G.toneMapping;G.toneMapping=L;const p=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),w.setupLightsView(i),!0===le&&Ne.setGlobalState(G.clippingPlanes,i),at(e,n,i),xe.updateMultisampleRenderTarget(r),xe.updateRenderTargetMipmap(r),!1===ge.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0,i.currentProgram=u,i.uniformsList=null,u}function lt(e){if(null===e.uniformsList){const t=e.currentProgram.getUniforms();e.uniformsList=Ar.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function ct(e,t){const n=Te.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}tt.setAnimationLoop(function(e){Qe&&Qe(e)}),"undefined"!=typeof self&&tt.setContext(self),this.setAnimationLoop=function(e){Qe=e,Ke.setAnimationLoop(e),null===e?tt.stop():tt.start()},Ke.addEventListener("sessionstart",Je),Ke.addEventListener("sessionend",et),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera)return void D("WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===H)return;null!==V&&V.renderStart(e,t);const n=!0===Ke.enabled&&!0===Ke.isPresenting,i=null!==F&&(null===k||n)&&F.begin(G,k);if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0!==Ke.enabled||!0!==Ke.isPresenting||null!==F&&!1!==F.isCompositing()||(!0===Ke.cameraAutoUpdate&&Ke.updateCamera(t),t=Ke.getCamera()),!0===e.isScene&&e.onBeforeRender(G,e,t,k),w=Ie.get(e,y.length),w.init(t),w.state.textureUnits=xe.getTextureUnits(),y.push(w),de.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),se.setFromProjectionMatrix(de,Nn,t.reversedDepth),ce=this.localClippingEnabled,le=Ne.init(this.clippingPlanes,ce),U=we.get(e,N.length),U.init(),N.push(U),!0===Ke.enabled&&!0===Ke.isPresenting){const e=G.xr.getDepthSensingMesh();null!==e&&nt(e,t,-1/0,G.sortObjects)}nt(e,t,0,G.sortObjects),U.finish(),!0===G.sortObjects&&U.sort(ne,ie),me=!1===Ke.enabled||!1===Ke.isPresenting||!1===Ke.hasDepthSensing(),me&&Oe.addToRenderList(U,e),this.info.render.frame++,!0===le&&Ne.beginShadows();const r=w.state.shadowsArray;ye.render(r,e,t),!0===le&&Ne.endShadows(),!0===this.info.autoReset&&this.info.reset();if(!1===(i&&F.hasRenderPass())){const n=U.opaque,i=U.transmissive;if(w.setupLights(),t.isArrayCamera){const r=t.cameras;if(i.length>0)for(let t=0,a=r.length;t0&&rt(n,i,e,t),me&&Oe.render(e),it(U,e,t)}null!==k&&0===z&&(xe.updateMultisampleRenderTarget(k),xe.updateRenderTargetMipmap(k)),i&&F.end(G),!0===e.isScene&&e.onAfterRender(G,e,t),Ve.resetDefaultState(),X=-1,Y=null,y.pop(),y.length>0?(w=y[y.length-1],xe.setTextureUnits(w.state.textureUnits),!0===le&&Ne.setGlobalState(G.clippingPlanes,w.state.camera)):w=null,N.pop(),U=N.length>0?N[N.length-1]:null,null!==V&&V.renderEnd()},this.getActiveCubeFace=function(){return W},this.getActiveMipmapLevel=function(){return z},this.getRenderTarget=function(){return k},this.setRenderTargetTextures=function(e,t,n){const i=Te.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),Te.get(e.texture).__webglTexture=t,Te.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=Te.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const dt=ze.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){k=e,W=t,z=n;let i=null,r=!1,a=!1;if(e){const o=Te.get(e);if(void 0!==o.__useDefaultFramebuffer)return Ee.bindFramebuffer(ze.FRAMEBUFFER,o.__webglFramebuffer),q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest,Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),void(X=-1);if(void 0===o.__webglFramebuffer)xe.setupRenderTarget(e);else if(o.__hasExternalTextures)xe.rebindTextures(e,Te.get(e.texture).__webglTexture,Te.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&Te.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");xe.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=Te.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===xe.useMultisampledRTT(e)?Te.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest}else q.copy(re).multiplyScalar(te).floor(),j.copy(ae).multiplyScalar(te).floor(),Z=oe;0!==n&&(i=dt);if(Ee.bindFramebuffer(ze.FRAMEBUFFER,i)&&Ee.drawBuffers(e,i),Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),r){const i=Te.get(e.texture);ze.framebufferTexture2D(ze.FRAMEBUFFER,ze.COLOR_ATTACHMENT0,ze.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(l))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(c))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ze.readPixels(t,n,i,r,He.convert(l),He.convert(c),a)}finally{const e=null!==k?Te.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=Te.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){Ee.bindFramebuffer(ze.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=ze.createBuffer();ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.bufferData(ze.PIXEL_PACK_BUFFER,a.byteLength,ze.STREAM_READ),ze.readPixels(t,n,i,r,He.convert(c),He.convert(d),0);const f=null!==k?Te.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,f);const p=ze.fenceSync(ze.SYNC_GPU_COMMANDS_COMPLETE,0);return ze.flush(),await yn(ze,p,4),ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.getBufferSubData(ze.PIXEL_PACK_BUFFER,0,a),ze.deleteBuffer(u),ze.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;xe.setTexture2D(e,0),ze.copyTexSubImage2D(ze.TEXTURE_2D,n,0,0,o,s,r,a),Ee.unbindTexture()};const ut=ze.createFramebuffer(),ft=ze.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=He.convert(t.format),g=He.convert(t.type);let v;t.isData3DTexture?(xe.setTexture3D(t,0),v=ze.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(xe.setTexture2DArray(t,0),v=ze.TEXTURE_2D_ARRAY):(xe.setTexture2D(t,0),v=ze.TEXTURE_2D),Ee.activeTexture(ze.TEXTURE0),Ee.pixelStorei(ze.UNPACK_FLIP_Y_WEBGL,t.flipY),Ee.pixelStorei(ze.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Ee.pixelStorei(ze.UNPACK_ALIGNMENT,t.unpackAlignment);const E=Ee.getParameter(ze.UNPACK_ROW_LENGTH),S=Ee.getParameter(ze.UNPACK_IMAGE_HEIGHT),M=Ee.getParameter(ze.UNPACK_SKIP_PIXELS),T=Ee.getParameter(ze.UNPACK_SKIP_ROWS),x=Ee.getParameter(ze.UNPACK_SKIP_IMAGES);Ee.pixelStorei(ze.UNPACK_ROW_LENGTH,h.width),Ee.pixelStorei(ze.UNPACK_IMAGE_HEIGHT,h.height),Ee.pixelStorei(ze.UNPACK_SKIP_PIXELS,c),Ee.pixelStorei(ze.UNPACK_SKIP_ROWS,d),Ee.pixelStorei(ze.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=Te.get(e),i=Te.get(t),h=Te.get(n.__renderTarget),_=Te.get(i.__renderTarget);Ee.bindFramebuffer(ze.READ_FRAMEBUFFER,h.__webglFramebuffer),Ee.bindFramebuffer(ze.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;n 1 ? `bvec${ typeLength }` : 'bool'; + } else if ( op === '==' || op === '!=' || op === '<' || op === '>' || op === '<=' || op === '>=' ) { const typeLength = Math.max( builder.getTypeLength( typeA ), builder.getTypeLength( typeB ) ); @@ -6469,9 +6475,23 @@ class OperatorNode extends TempNode { } - } else if ( op === '!' || op === '~' ) { + } else if ( op === '!' ) { + + if ( isGLSL && builder.isVector( typeA ) ) { + + return builder.format( `not( ${a} )`, output ); + + } else { + + // WGSL and scalars on GLSL - return builder.format( `(${op}${a})`, typeA, output ); + return builder.format( `( ${op} ${a} )`, typeA, output ); + + } + + } else if ( op === '~' ) { + + return builder.format( `( ${op} ${a} )`, typeA, output ); } else if ( fnOpSnippet ) { @@ -6904,7 +6924,7 @@ class MathNode extends TempNode { let finalOp = new MathNode( method, aNode, bNode ); - for ( let i = 2; i < arguments.length - 1; i ++ ) { + for ( let i = 3; i < arguments.length - 1; i ++ ) { finalOp = new MathNode( method, finalOp, arguments[ i ] ); @@ -11230,6 +11250,44 @@ const Return = () => expression( 'return' ).toStack(); addMethodChaining( 'discard', Discard ); +/** + * Premultiplies the RGB channels of a color by its alpha channel. + * + * This function is useful for converting a non-premultiplied alpha color + * into a premultiplied alpha format, where the RGB values are scaled + * by the alpha value. Premultiplied alpha is often used in graphics + * rendering for certain operations, such as compositing and image processing. + * + * @tsl + * @function + * @param {Node} color - The input color with non-premultiplied alpha. + * @return {Node} The color with premultiplied alpha. + */ +const premultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { + + return vec4( color.rgb.mul( color.a ), color.a ); + +}, { color: 'vec4', return: 'vec4' } ); + +/** + * Unpremultiplies the RGB channels of a color by its alpha channel. + * + * This function is useful for converting a premultiplied alpha color + * back into a non-premultiplied alpha format, where the RGB values are + * divided by the alpha value. Unpremultiplied alpha is often used in graphics + * rendering for certain operations, such as compositing and image processing. + * + * @tsl + * @function + * @param {Node} color - The input color with premultiplied alpha. + * @return {Node} The color with non-premultiplied alpha. + */ +const unpremultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { + + return color.a.equal( 0 ).select( vec4( 0 ), vec4( color.rgb.div( color.a ), color.a ) ); + +}, { color: 'vec4', return: 'vec4' } ); + /** * Normally, tone mapping and color conversion happens automatically just * before outputting a pixel to the default (screen) framebuffer. In certain @@ -11334,9 +11392,15 @@ class RenderOutputNode extends TempNode { let outputNode = this.colorNode || context.color; - // tone mapping + // clamp alpha + outputNode = vec4( outputNode.rgb, outputNode.a.clamp( 0.0, 1.0 ) ); + + // unpremultiply + outputNode = unpremultiplyAlpha( outputNode ); + // tone mapping const toneMapping = ( this._toneMapping !== null ? this._toneMapping : context.toneMapping ) || NoToneMapping; + const outputColorSpace = ( this.outputColorSpace !== null ? this.outputColorSpace : context.outputColorSpace ) || NoColorSpace; if ( toneMapping !== NoToneMapping ) { @@ -11346,13 +11410,15 @@ class RenderOutputNode extends TempNode { } // working to output color space - if ( outputColorSpace !== NoColorSpace && outputColorSpace !== ColorManagement.workingColorSpace ) { outputNode = outputNode.workingToColorSpace( outputColorSpace ); } + // premultiply in output color space + outputNode = premultiplyAlpha( outputNode ); + return outputNode; } @@ -20496,175 +20562,6 @@ class VertexColorNode extends AttributeNode { */ const vertexColor = ( index = 0 ) => new VertexColorNode( index ); -/** - * Represents a "Color Burn" blend mode. - * - * It's designed to darken the base layer's colors based on the color of the blend layer. - * It significantly increases the contrast of the base layer, making the colors more vibrant and saturated. - * The darker the color in the blend layer, the stronger the darkening and contrast effect on the base layer. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color. A white (#ffffff) blend color does not alter the base color. - * @return {Node} The result. - */ -const blendBurn = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return min$1( 1.0, base.oneMinus().div( blend ) ).oneMinus(); - -} ).setLayout( { - name: 'blendBurn', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * Represents a "Color Dodge" blend mode. - * - * It's designed to lighten the base layer's colors based on the color of the blend layer. - * It significantly increases the brightness of the base layer, making the colors lighter and more vibrant. - * The brighter the color in the blend layer, the stronger the lightening and contrast effect on the base layer. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. - * @return {Node} The result. - */ -const blendDodge = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return min$1( base.div( blend.oneMinus() ), 1.0 ); - -} ).setLayout( { - name: 'blendDodge', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * Represents a "Screen" blend mode. - * - * Similar to `blendDodge()`, this mode also lightens the base layer's colors based on the color of the blend layer. - * The "Screen" blend mode is better for general brightening whereas the "Dodge" results in more subtle and nuanced - * effects. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. - * @return {Node} The result. - */ -const blendScreen = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return base.oneMinus().mul( blend.oneMinus() ).oneMinus(); - -} ).setLayout( { - name: 'blendScreen', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * Represents a "Overlay" blend mode. - * - * It's designed to increase the contrast of the base layer based on the color of the blend layer. - * It amplifies the existing colors and contrast in the base layer, making lighter areas lighter and darker areas darker. - * The color of the blend layer significantly influences the resulting contrast and color shift in the base layer. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color - * @return {Node} The result. - */ -const blendOverlay = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return mix( base.mul( 2.0 ).mul( blend ), base.oneMinus().mul( 2.0 ).mul( blend.oneMinus() ).oneMinus(), step( 0.5, base ) ); - -} ).setLayout( { - name: 'blendOverlay', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * This function blends two color based on their alpha values by replicating the behavior of `THREE.NormalBlending`. - * It assumes both input colors have non-premultiplied alpha. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color - * @return {Node} The result. - */ -const blendColor = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - const outAlpha = blend.a.add( base.a.mul( blend.a.oneMinus() ) ); - - return vec4( blend.rgb.mul( blend.a ).add( base.rgb.mul( base.a ).mul( blend.a.oneMinus() ) ).div( outAlpha ), outAlpha ); - -} ).setLayout( { - name: 'blendColor', - type: 'vec4', - inputs: [ - { name: 'base', type: 'vec4' }, - { name: 'blend', type: 'vec4' } - ] -} ); - -/** - * Premultiplies the RGB channels of a color by its alpha channel. - * - * This function is useful for converting a non-premultiplied alpha color - * into a premultiplied alpha format, where the RGB values are scaled - * by the alpha value. Premultiplied alpha is often used in graphics - * rendering for certain operations, such as compositing and image processing. - * - * @tsl - * @function - * @param {Node} color - The input color with non-premultiplied alpha. - * @return {Node} The color with premultiplied alpha. - */ -const premultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { - - return vec4( color.rgb.mul( color.a ), color.a ); - -}, { color: 'vec4', return: 'vec4' } ); - -/** - * Unpremultiplies the RGB channels of a color by its alpha channel. - * - * This function is useful for converting a premultiplied alpha color - * back into a non-premultiplied alpha format, where the RGB values are - * divided by the alpha value. Unpremultiplied alpha is often used in graphics - * rendering for certain operations, such as compositing and image processing. - * - * @tsl - * @function - * @param {Node} color - The input color with premultiplied alpha. - * @return {Node} The color with non-premultiplied alpha. - */ -const unpremultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { - - If( color.a.equal( 0.0 ), () => vec4( 0.0 ) ); - - return vec4( color.rgb.div( color.a ), color.a ); - -}, { color: 'vec4', return: 'vec4' } ); - /** * Base class for all node materials. * @@ -25836,8 +25733,9 @@ class PMREMGenerator { /** * Generates a PMREM from an equirectangular texture, which can be either LDR - * or HDR. The ideal input image size is 1k (1024 x 512), - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input image size is 1k (1024 x 512), as this matches best + * with the 256 x 256 cubemap output. The minimum supported input image size + * is 64 x 32. * * @param {Texture} equirectangular - The equirectangular texture to be converted. * @param {?RenderTarget} [renderTarget=null] - The render target to use. @@ -25887,8 +25785,9 @@ class PMREMGenerator { /** * Generates a PMREM from an cubemap texture, which can be either LDR - * or HDR. The ideal input cube size is 256 x 256, - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input cube size is 256 x 256, as this matches best + * with the 256 x 256 cubemap output. The minimum supported input cube + * size is 16 x 16 per face. * * @param {Texture} cubemap - The cubemap texture to be converted. * @param {?RenderTarget} [renderTarget=null] - The render target to use. @@ -26922,7 +26821,7 @@ class PMREMNode extends TempNode { if ( pmremVersion !== texture.pmremVersion ) { - if ( texture.isPMREMTexture === true ) { + if ( texture.isPMREMTexture === true || texture.mapping === CubeUVReflectionMapping ) { pmrem = texture; @@ -26966,7 +26865,12 @@ class PMREMNode extends TempNode { // - uvNode = materialEnvRotation.mul( vec3( uvNode.x, uvNode.y.negate(), uvNode.z ) ); + // PMREMGenerator renders into a render target with inverted Y, so its output needs the Y + // flip on sampling. Externally authored PMREMs follow the standard convention and don't. + + uvNode = this._pmrem.isRenderTargetTexture + ? materialEnvRotation.mul( vec3( uvNode.x, uvNode.y.negate(), uvNode.z ) ) + : materialEnvRotation.mul( uvNode ); // @@ -29901,7 +29805,12 @@ class RenderObject { // geometry attribute attribute = geometry.getAttribute( nodeAttribute.name ); - attributesId[ nodeAttribute.name ] = attribute.id; + + if ( attribute !== undefined ) { + + attributesId[ nodeAttribute.name ] = attribute.id; + + } } @@ -34239,6 +34148,18 @@ class Textures extends DataMap { bindingsData.groups = undefined; bindingsData.versions = undefined; + // go through all bindings and if one points to the destroyed texture, trigger dispose as well + + for ( const binding of bindGroup.bindings ) { + + if ( binding.isSampler && binding.texture === texture ) { + + binding.reset(); + + } + + } + } } @@ -34492,6 +34413,14 @@ class StackNode extends Node { */ this._currentNode = null; + /** + * Stores additional data for nodes that are added to the stack. + * + * @private + * @type {Map} + */ + this._nodeDataLibrary = new Map(); + /** * This flag can be used for type testing. * @@ -34505,19 +34434,19 @@ class StackNode extends Node { getElementType( builder ) { - return this.hasOutput( builder ) ? this.outputNode.getElementType( builder ) : 'void'; + return this.outputNode ? this.outputNode.getElementType( builder ) : 'void'; } generateNodeType( builder ) { - return this.hasOutput( builder ) ? this.outputNode.getNodeType( builder ) : 'void'; + return this.outputNode ? this.outputNode.getNodeType( builder ) : 'void'; } getMemberType( builder, name ) { - return this.hasOutput( builder ) ? this.outputNode.getMemberType( builder, name ) : 'void'; + return this.outputNode ? this.outputNode.getMemberType( builder, name ) : 'void'; } @@ -34525,10 +34454,10 @@ class StackNode extends Node { * Adds a node to this stack. * * @param {Node} node - The node to add. - * @param {number} [index=this.nodes.length] - The index where the node should be added. + * @param {number} [index=-1] - The index of the node. If not specified, the node will be added to the end of the stack. * @return {StackNode} A reference to this stack node. */ - addToStack( node, index = this.nodes.length ) { + addToStack( node, index = -1 ) { if ( node.isNode !== true ) { @@ -34537,6 +34466,35 @@ class StackNode extends Node { } + + if ( index === -1 ) { + + if ( this._currentNode ) { + + let nodeData = this._nodeDataLibrary.get( this._currentNode ); + + if ( nodeData === undefined ) { + + nodeData = { + delta: 0 + }; + + this._nodeDataLibrary.set( this._currentNode, nodeData ); + + } + + nodeData.delta ++; + + index = this.nodes.indexOf( this._currentNode ) + nodeData.delta; + + } else { + + index = this.nodes.length; + + } + + } + this.nodes.splice( index, 0, node ); return this; @@ -34726,12 +34684,6 @@ class StackNode extends Node { } - hasOutput( builder ) { - - return this.outputNode && this.outputNode.isNode && this.outputNode.getNodeType( builder ) !== 'void'; - - } - build( builder, ...params ) { const previousStack = getCurrentStack(); @@ -34744,7 +34696,10 @@ class StackNode extends Node { // - const buildNode = ( node ) => { + for ( let i = 0; i < this.nodes.length; i ++ ) { + + const node = this.nodes[ i ]; + const previousNode = this._currentNode; this._currentNode = node; @@ -34752,7 +34707,7 @@ class StackNode extends Node { if ( node.isAssign( builder ) !== true ) { - return; + continue; } @@ -34773,7 +34728,7 @@ class StackNode extends Node { if ( node.isVarNode && parents && parents.length === 1 && parents[ 0 ] && parents[ 0 ].isStackNode ) { - return; // skip var nodes that are only used in .toVarying() + continue; // skip var nodes that are only used in .toVarying() } @@ -34781,35 +34736,23 @@ class StackNode extends Node { } - }; - - // - - const nodes = [ ...this.nodes ]; - - for ( const node of nodes ) { - - buildNode( node ); + this._currentNode = previousNode; } - this._currentNode = null; + // - const newNodes = this.nodes.filter( ( node ) => nodes.indexOf( node ) === -1 ); + let result; - for ( const node of newNodes ) { + if ( this.outputNode ) { - buildNode( node ); + const buildResult = this.outputNode.build( builder, ...params ); - } + if ( builder.buildStage !== 'generate' || this.outputNode.getNodeType( builder ) !== 'void' ) { - // + result = buildResult; - let result; - - if ( this.hasOutput( builder ) ) { - - result = this.outputNode.build( builder, ...params ); + } } else { @@ -39302,6 +39245,135 @@ function getPreviousMatrix( object, index = 0 ) { */ const velocity = /*@__PURE__*/ nodeImmutable( VelocityNode ); +/** + * Represents a "Color Burn" blend mode. + * + * It's designed to darken the base layer's colors based on the color of the blend layer. + * It significantly increases the contrast of the base layer, making the colors more vibrant and saturated. + * The darker the color in the blend layer, the stronger the darkening and contrast effect on the base layer. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color. A white (#ffffff) blend color does not alter the base color. + * @return {Node} The result. + */ +const blendBurn = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return min$1( 1.0, base.oneMinus().div( blend ) ).oneMinus(); + +} ).setLayout( { + name: 'blendBurn', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * Represents a "Color Dodge" blend mode. + * + * It's designed to lighten the base layer's colors based on the color of the blend layer. + * It significantly increases the brightness of the base layer, making the colors lighter and more vibrant. + * The brighter the color in the blend layer, the stronger the lightening and contrast effect on the base layer. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. + * @return {Node} The result. + */ +const blendDodge = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return min$1( base.div( blend.oneMinus() ), 1.0 ); + +} ).setLayout( { + name: 'blendDodge', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * Represents a "Screen" blend mode. + * + * Similar to `blendDodge()`, this mode also lightens the base layer's colors based on the color of the blend layer. + * The "Screen" blend mode is better for general brightening whereas the "Dodge" results in more subtle and nuanced + * effects. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. + * @return {Node} The result. + */ +const blendScreen = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return base.oneMinus().mul( blend.oneMinus() ).oneMinus(); + +} ).setLayout( { + name: 'blendScreen', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * Represents a "Overlay" blend mode. + * + * It's designed to increase the contrast of the base layer based on the color of the blend layer. + * It amplifies the existing colors and contrast in the base layer, making lighter areas lighter and darker areas darker. + * The color of the blend layer significantly influences the resulting contrast and color shift in the base layer. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color + * @return {Node} The result. + */ +const blendOverlay = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return mix( base.mul( 2.0 ).mul( blend ), base.oneMinus().mul( 2.0 ).mul( blend.oneMinus() ).oneMinus(), step( 0.5, base ) ); + +} ).setLayout( { + name: 'blendOverlay', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * This function blends two color based on their alpha values by replicating the behavior of `THREE.NormalBlending`. + * It assumes both input colors have non-premultiplied alpha. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color + * @return {Node} The result. + */ +const blendColor = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + const outAlpha = blend.a.add( base.a.mul( blend.a.oneMinus() ) ); + + return vec4( blend.rgb.mul( blend.a ).add( base.rgb.mul( base.a ).mul( blend.a.oneMinus() ) ).div( outAlpha ), outAlpha ); + +} ).setLayout( { + name: 'blendColor', + type: 'vec4', + inputs: [ + { name: 'base', type: 'vec4' }, + { name: 'blend', type: 'vec4' } + ] +} ); + /** * Computes a grayscale value for the given RGB color value. * @@ -53685,6 +53757,25 @@ class IESSpotLightNode extends SpotLightNode { } + /** + * Constructs a new IES spot light node. + * + * @param {?SpotLight} [light=null] - The spot light source. + */ + constructor( light = null ) { + + super( light ); + + /** + * The texture node representing the IES texture. + * + * @type {?TextureNode} + * @default null + */ + this._iesTextureNode = null; + + } + /** * Overwrites the default implementation to compute an IES conform spot attenuation. * @@ -53702,11 +53793,13 @@ class IESSpotLightNode extends SpotLightNode { const angle = angleCosine.acos().mul( 1.0 / Math.PI ); - spotAttenuation = texture( iesMap, vec2( angle, 0 ), 0 ).r; + this._iesTextureNode = texture( iesMap, vec2( angle, 0 ), 0 ); + + spotAttenuation = this._iesTextureNode.r; } else { - spotAttenuation = super.getSpotAttenuation( angleCosine ); + spotAttenuation = super.getSpotAttenuation( builder, angleCosine ); } @@ -53714,6 +53807,23 @@ class IESSpotLightNode extends SpotLightNode { } + /** + * Overwritten to update the IES spot light texture. + * + * @param {NodeFrame} frame - A reference to the current node frame. + */ + update( frame ) { + + super.update( frame ); + + if ( this._iesTextureNode !== null && this.light.iesMap ) { + + this._iesTextureNode.value = this.light.iesMap; + + } + + } + } /** @@ -56486,6 +56596,20 @@ class XRManager extends EventDispatcher { } + /** + * Returns the current base layer. + * + * This is an `XRProjectionLayer` when the targeted XR device supports the + * WebXR Layers API, or an `XRWebGLLayer` otherwise. + * + * @return {?(XRWebGLLayer|XRProjectionLayer)} The XR base layer. + */ + getBaseLayer() { + + return this._glProjLayer !== null ? this._glProjLayer : this._glBaseLayer; + + } + /** * Returns the current XR binding. @@ -56507,6 +56631,61 @@ class XRManager extends EventDispatcher { } + /** + * Applies WebXR fixed foveation to the internal post-processing render target + * used by the first XR render pass before compositing into a projection layer. + * + * Browser-side `XRWebGLBinding.foveateBoundTexture()` failures are treated as + * non-fatal so they do not interrupt rendering. + * + * @param {RenderTarget} renderTarget - The internal render target. + */ + foveateBoundTexture( renderTarget ) { + + if ( renderTarget.isPostProcessingRenderTarget !== true ) return; + if ( this.isPresenting !== true ) return; + if ( this._glProjLayer === null ) return; + + const backend = this._renderer.backend; + + if ( backend === undefined || backend.isWebGLBackend !== true ) return; + if ( backend.state === null ) return; + + const outputRenderTarget = this._renderer.getOutputRenderTarget(); + + if ( outputRenderTarget === null || outputRenderTarget.isXRRenderTarget !== true ) return; + + const glBinding = this.getBinding(); + + if ( glBinding === null || typeof glBinding.foveateBoundTexture !== 'function' ) return; + + this._renderer._textures.updateRenderTarget( renderTarget ); + + const { textureGPU, glTextureType } = backend.get( renderTarget.texture ); + + if ( textureGPU === undefined || glTextureType === undefined ) return; + if ( renderTarget._xrFoveationTextureGPU === textureGPU ) return; + + renderTarget._xrFoveationTextureGPU = textureGPU; + + backend.state.bindTexture( glTextureType, textureGPU ); + + try { + + glBinding.foveateBoundTexture( glTextureType, this.getFoveation() ); + + } catch ( error ) { + + warnOnce( `XRManager: Unable to foveate bound XR post-processing texture. ${error.name}: ${error.message}` ); + + } finally { + + backend.state.unbindTexture(); + + } + + } + /** * Returns the current XR frame. * @@ -57547,6 +57726,9 @@ function onAnimationFrame( time, frame ) { renderer.setOutputRenderTarget( this._xrRenderTarget ); + const frameBufferTarget = renderer._getFrameBufferTarget(); + renderer.xr.foveateBoundTexture( frameBufferTarget ); + } // @@ -58467,6 +58649,17 @@ class Renderer { */ this.onDeviceLost = this._onDeviceLost; + /** + * A callback function that defines what should happen when an uncaptured + * backend error is reported (e.g. a WebGPU validation/out-of-memory/internal + * error raised outside an error scope). Applications can override this to + * surface errors in their own UI without letting them escalate to a device + * loss. The default implementation logs to the console. + * + * @type {Function} + */ + this.onError = this._onError; + /** * Defines the type of output buffers. The default `HalfFloatType` is recommend for * best quality. To save memory and bandwidth, `UnsignedByteType` might be used. @@ -59069,6 +59262,26 @@ class Renderer { } + /** + * Default implementation of the uncaptured backend error callback. + * + * @private + * @param {Object} info - Information about the uncaptured error. + */ + _onError( info ) { + + let errorMessage = `WebGPURenderer: Uncaptured ${ info.api } ${ info.type }`; + + if ( info.message ) { + + errorMessage += `: ${ info.message }`; + + } + + error( errorMessage ); + + } + /** * Renders the given render bundle. * @@ -61854,6 +62067,18 @@ class NodeUniformBuffer extends UniformBuffer { } + /** + * The buffer's byte length. + * + * @type {number} + * @readonly + */ + get byteLength() { + + return getFloatLength( this.buffer.byteLength ); + + } + /** * The uniform buffer. * @@ -62504,30 +62729,14 @@ class Sampler extends Binding { * @private * @type {?Texture} */ - this._texture = null; - - /** - * An event listener which is added to {@link texture}'s dispose event. - * - * @private - * @type {Function} - */ - this._onTextureDispose = () => { - - this.generation = null; - this.version = -1; - - }; - - // Assignment to the texture via a setter must occur after "_onTextureDispose" is initialized. - this.texture = texture; + this._texture = texture; /** * The binding's version. * * @type {number} */ - this.version = texture ? texture.version : -1; + this.version = -1; /** * The binding's generation which is an additional version @@ -62566,22 +62775,9 @@ class Sampler extends Binding { if ( this._texture === value ) return; - if ( this._texture ) { - - this._texture.removeEventListener( 'dispose', this._onTextureDispose ); - - } - this._texture = value; - this.generation = null; - this.version = -1; - - if ( this._texture ) { - - this._texture.addEventListener( 'dispose', this._onTextureDispose ); - - } + this.reset(); } @@ -62617,26 +62813,14 @@ class Sampler extends Binding { } + /** + * Resets the version and generation. This is used when the texture + * the binding is pointing to is disposed or exchanged. + */ + reset() { - clone() { - - const clonedSampler = super.clone(); - - // fix dispose handler for cloned instances - // TODO: Find better solution, see #31747 - - clonedSampler._texture = null; - - clonedSampler._onTextureDispose = () => { - - clonedSampler.generation = null; - clonedSampler.version = -1; - - }; - - clonedSampler.texture = this.texture; - - return clonedSampler; + this.generation = null; + this.version = -1; } @@ -63772,7 +63956,7 @@ ${ flowData.code } } - if ( outputSnippet.length === 0 ) { + if ( shaderStage === 'fragment' && outputSnippet.length === 0 ) { outputSnippet.push( 'layout( location = 0 ) out vec4 fragColor;' ); @@ -64216,6 +64400,9 @@ ${shaderData.extensions} // precision ${ defaultPrecisions } +// structs +${shaderData.structs} + // uniforms ${shaderData.uniforms} @@ -67193,13 +67380,15 @@ class WebGLUtils { // BPTC - if ( p === RGBA_BPTC_Format ) { + if ( p === RGBA_BPTC_Format || p === RGB_BPTC_SIGNED_Format || p === RGB_BPTC_UNSIGNED_Format ) { extension = extensions.get( 'EXT_texture_compression_bptc' ); if ( extension !== null ) { if ( p === RGBA_BPTC_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT : extension.COMPRESSED_RGBA_BPTC_UNORM_EXT; + if ( p === RGB_BPTC_SIGNED_Format ) return extension.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT; + if ( p === RGB_BPTC_UNSIGNED_Format ) return extension.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT; } else { @@ -70263,6 +70452,14 @@ class WebGLBackend extends Backend { if ( setFrameBuffer && resolveRenderTarget ) this._resolveRenderTarget( descriptor ); + // Restore the framebuffer of the active render pass when clearing an unrelated + // render target, so subsequent draws in the pass don't bind to the cleared target. + if ( setFrameBuffer && this._currentContext !== null && this._currentContext !== descriptor ) { + + this._setFramebuffer( this._currentContext ); + + } + } } @@ -71052,7 +71249,7 @@ class WebGLBackend extends Backend { const fragmentErrors = this._getShaderErrors( gl, glFragmentShader, 'fragment' ); error( - 'THREE.WebGLProgram: Shader Error ' + gl.getError() + ' - ' + + 'WebGLProgram: Shader Error ' + gl.getError() + ' - ' + 'VALIDATE_STATUS ' + gl.getProgramParameter( programGPU, gl.VALIDATE_STATUS ) + '\n\n' + 'Program Info Log: ' + programLog + '\n' + vertexErrors + '\n' + @@ -74417,6 +74614,14 @@ function getFormat( texture, device ) { formatGPU = ( transfer === SRGBTransfer ) ? GPUTextureFormat.BC7RGBAUnormSRGB : GPUTextureFormat.BC7RGBAUnorm; break; + case RGB_BPTC_SIGNED_Format: + formatGPU = GPUTextureFormat.BC6HRGBFloat; + break; + + case RGB_BPTC_UNSIGNED_Format: + formatGPU = GPUTextureFormat.BC6HRGBUFloat; + break; + case RGB_ETC2_Format: case RGB_ETC1_Format: formatGPU = ( transfer === SRGBTransfer ) ? GPUTextureFormat.ETC2RGB8UnormSRGB : GPUTextureFormat.ETC2RGB8Unorm; @@ -79141,7 +79346,7 @@ class WebGPUPipelineUtils { } - if ( material.polygonOffset === true ) { + if ( material.polygonOffset === true && ( primitiveState.topology === GPUPrimitiveTopology.TriangleList ) ) { depthStencil.depthBias = material.polygonOffsetUnits; depthStencil.depthBiasSlopeScale = material.polygonOffsetFactor; @@ -79157,6 +79362,12 @@ class WebGPUPipelineUtils { device.pushErrorScope( 'validation' ); + const stages = [ + { program: vertexProgram, module: vertexModule.module }, + { program: fragmentProgram, module: fragmentModule.module } + ]; + const pipelineLabel = pipelineDescriptor.label; + if ( promises === null ) { pipelineData.pipeline = device.createRenderPipeline( pipelineDescriptor ); @@ -79167,7 +79378,9 @@ class WebGPUPipelineUtils { pipelineData.error = true; - error( err.message ); + error( `WebGPURenderer: Render pipeline creation failed (${ pipelineLabel }): ${ err.message }` ); + + this._reportShaderDiagnostics( stages, pipelineLabel ); } @@ -79179,21 +79392,38 @@ class WebGPUPipelineUtils { try { - pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); + let asyncError = null; - } catch ( err ) { } + try { - const errorScope = await device.popErrorScope(); + pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); - if ( errorScope !== null ) { + } catch ( err ) { - pipelineData.error = true; + asyncError = err; - error( errorScope.message ); + } - } + const errorScope = await device.popErrorScope(); - resolve(); + if ( errorScope !== null || asyncError !== null ) { + + pipelineData.error = true; + + const reason = ( errorScope && errorScope.message ) || ( asyncError && asyncError.message ) || 'unknown'; + error( `WebGPURenderer: Async render pipeline creation failed (${ pipelineLabel }): ${ reason }` ); + + await this._reportShaderDiagnostics( stages, pipelineLabel ); + + } + + } finally { + + // Guarantee resolution so `compileAsync`'s Promise.all cannot hang on an + // unexpected throw from any await above. + resolve(); + + } } ); @@ -79258,13 +79488,76 @@ class WebGPUPipelineUtils { } + const computeStage = pipeline.computeProgram; + const pipelineLabel = `computePipeline_${ computeStage.stage }${ computeStage.name ? `_${ computeStage.name }` : '' }`; + + device.pushErrorScope( 'validation' ); + pipelineGPU.pipeline = device.createComputePipeline( { + label: pipelineLabel, compute: computeProgram, layout: device.createPipelineLayout( { bindGroupLayouts } ) } ); + device.popErrorScope().then( ( err ) => { + + if ( err !== null ) { + + pipelineGPU.error = true; + + error( `WebGPURenderer: Compute pipeline creation failed (${ pipelineLabel }): ${ err.message }` ); + + this._reportShaderDiagnostics( [ { program: computeStage, module: computeProgram.module } ], pipelineLabel ); + + } + + } ); + + } + + /** + * Reads line-accurate diagnostics from shader modules and logs them. + * Called from pipeline creation error paths to turn opaque validation + * failures into actionable WGSL feedback. + * + * @private + * @param {Array<{program: ProgrammableStage, module: GPUShaderModule}>} stages - Pairs of program + compiled shader module. + * @param {string} pipelineLabel - Label of the owning pipeline, used as log prefix. + * @return {Promise} + */ + async _reportShaderDiagnostics( stages, pipelineLabel ) { + + for ( const { program, module } of stages ) { + + const info = await module.getCompilationInfo(); + if ( info.messages.length === 0 ) continue; + + const sourceLines = program.code.split( '\n' ); + + for ( const msg of info.messages ) { + + const location = msg.lineNum > 0 + ? ` at line ${ msg.lineNum }${ msg.linePos > 0 ? `:${ msg.linePos }` : '' }` + : ''; + + const header = `WebGPURenderer [${ pipelineLabel } / ${ program.stage } ${ msg.type }]${ location }: ${ msg.message }`; + + let excerpt = ''; + if ( msg.lineNum > 0 && msg.lineNum <= sourceLines.length ) { + + excerpt = `\n ${ sourceLines[ msg.lineNum - 1 ] }`; + if ( msg.linePos > 0 ) excerpt += `\n ${ ' '.repeat( msg.linePos - 1 ) }^`; + + } + + ( msg.type === 'error' ? error : warn )( header + excerpt ); + + } + + } + } /** @@ -80034,9 +80327,8 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { } -/*// debugger tools -import 'https://greggman.github.io/webgpu-avoid-redundant-state-setting/webgpu-check-redundant-state-setting.js'; -//*/ +// debugger tools +// import 'https://greggman.github.io/webgpu-avoid-redundant-state-setting/webgpu-check-redundant-state-setting.js'; const _clearValue = { r: 0, g: 0, b: 0, a: 1 }; @@ -80272,6 +80564,21 @@ class WebGPUBackend extends Backend { } ); + device.onuncapturederror = ( event ) => { + + const gpuError = event.error; + const type = gpuError && gpuError.constructor ? gpuError.constructor.name : 'GPUError'; + const message = ( gpuError && gpuError.message ) || 'Unknown uncaptured GPU error'; + + renderer.onError( { + api: 'WebGPU', + type, + message, + originalEvent: event + } ); + + }; + this.device = device; this.trackTimestamp = this.trackTimestamp && this.hasFeature( GPUFeatureName.TimestampQuery ); @@ -84200,4 +84507,4 @@ class ClippingGroup extends Group { } -export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicNodeLibrary, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeRenderTarget, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeBuilder, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, ReadbackBuffer, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, Storage3DTexture, StorageArrayElementNode, StorageArrayTexture, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLBackend, WebGLCapabilities, WebGLCoordinateSystem, WebGPUBackend, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; +export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicNodeLibrary, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeRenderTarget, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeBuilder, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_BPTC_SIGNED_Format, RGB_BPTC_UNSIGNED_Format, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, ReadbackBuffer, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, Storage3DTexture, StorageArrayElementNode, StorageArrayTexture, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLBackend, WebGLCapabilities, WebGLCoordinateSystem, WebGPUBackend, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index 281d5688501775..d3f598a1c5e7c5 100644 --- a/build/three.webgpu.min.js +++ b/build/three.webgpu.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,Compatibility as E,LessCompare as A,LessEqualCompare as w,GreaterCompare as C,GreaterEqualCompare as M,NearestFilter as B,Sphere as L,BackSide as F,DoubleSide as P,CubeTexture as U,CubeReflectionMapping as D,CubeRefractionMapping as I,TangentSpaceNormalMap as O,NoNormalPacking as V,NormalRGPacking as k,NormalGAPacking as G,ObjectSpaceNormalMap as z,RGFormat as $,RED_GREEN_RGTC2_Format as W,RG11_EAC_Format as H,InstancedBufferAttribute as q,InstancedInterleavedBuffer as j,DataArrayTexture as X,FloatType as K,FramebufferTexture as Q,LinearMipmapLinearFilter as Y,DepthTexture as Z,Material as J,LineBasicMaterial as ee,LineDashedMaterial as te,NoBlending as re,MeshNormalMaterial as se,SRGBColorSpace as ie,RenderTarget as ne,BoxGeometry as ae,Mesh as oe,Scene as ue,LinearFilter as le,CubeCamera as de,EquirectangularReflectionMapping as ce,EquirectangularRefractionMapping as he,AddOperation as pe,MixOperation as ge,MultiplyOperation as me,MeshBasicMaterial as fe,MeshLambertMaterial as ye,MeshPhongMaterial as be,DataTexture as xe,HalfFloatType as Te,ClampToEdgeWrapping as _e,BufferGeometry as ve,OrthographicCamera as Ne,PerspectiveCamera as Se,LinearSRGBColorSpace as Re,RGBAFormat as Ee,CubeUVReflectionMapping as Ae,BufferAttribute as we,MeshStandardMaterial as Ce,MeshPhysicalMaterial as Me,MeshToonMaterial as Be,MeshMatcapMaterial as Le,SpriteMaterial as Fe,PointsMaterial as Pe,ShadowMaterial as Ue,Uint32BufferAttribute as De,Uint16BufferAttribute as Ie,ByteType as Oe,UnsignedByteType as Ve,ShortType as ke,UnsignedShortType as Ge,AlphaFormat as ze,RedFormat as $e,RedIntegerFormat as We,DepthFormat as He,DepthStencilFormat as qe,RGIntegerFormat as je,RGBFormat as Xe,RGBIntegerFormat as Ke,UnsignedShort4444Type as Qe,UnsignedShort5551Type as Ye,UnsignedInt248Type as Ze,UnsignedInt5999Type as Je,UnsignedInt101111Type as et,NormalBlending as tt,SrcAlphaFactor as rt,OneMinusSrcAlphaFactor as st,AddEquation as it,MaterialBlending as nt,Object3D as at,LinearMipMapLinearFilter as ot,Plane as ut,Float32BufferAttribute as lt,UVMapping as dt,PCFShadowMap as ct,PCFSoftShadowMap as ht,VSMShadowMap as pt,BasicShadowMap as gt,CubeDepthTexture as mt,SphereGeometry as ft,LinearMipmapNearestFilter as yt,NearestMipmapLinearFilter as bt,Float16BufferAttribute as xt,yieldToMain as Tt,REVISION as _t,ArrayCamera as vt,PlaneGeometry as Nt,FrontSide as St,CustomBlending as Rt,ZeroFactor as Et,CylinderGeometry as At,Quaternion as wt,WebXRController as Ct,RAD2DEG as Mt,FrustumArray as Bt,Frustum as Lt,RGBAIntegerFormat as Ft,TimestampQuery as Pt,createCanvasElement as Ut,ReverseSubtractEquation as Dt,SubtractEquation as It,OneMinusDstAlphaFactor as Ot,OneMinusDstColorFactor as Vt,OneMinusSrcColorFactor as kt,DstAlphaFactor as Gt,DstColorFactor as zt,SrcAlphaSaturateFactor as $t,SrcColorFactor as Wt,OneFactor as Ht,CullFaceNone as qt,CullFaceBack as jt,CullFaceFront as Xt,MultiplyBlending as Kt,SubtractiveBlending as Qt,AdditiveBlending as Yt,NotEqualDepth as Zt,GreaterDepth as Jt,GreaterEqualDepth as er,EqualDepth as tr,LessEqualDepth as rr,LessDepth as sr,AlwaysDepth as ir,NeverDepth as nr,ReversedDepthFuncs as ar,RGB_S3TC_DXT1_Format as or,RGBA_S3TC_DXT1_Format as ur,RGBA_S3TC_DXT3_Format as lr,RGBA_S3TC_DXT5_Format as dr,RGB_PVRTC_4BPPV1_Format as cr,RGB_PVRTC_2BPPV1_Format as hr,RGBA_PVRTC_4BPPV1_Format as pr,RGBA_PVRTC_2BPPV1_Format as gr,RGB_ETC1_Format as mr,RGB_ETC2_Format as fr,RGBA_ETC2_EAC_Format as yr,R11_EAC_Format as br,SIGNED_R11_EAC_Format as xr,SIGNED_RG11_EAC_Format as Tr,RGBA_ASTC_4x4_Format as _r,RGBA_ASTC_5x4_Format as vr,RGBA_ASTC_5x5_Format as Nr,RGBA_ASTC_6x5_Format as Sr,RGBA_ASTC_6x6_Format as Rr,RGBA_ASTC_8x5_Format as Er,RGBA_ASTC_8x6_Format as Ar,RGBA_ASTC_8x8_Format as wr,RGBA_ASTC_10x5_Format as Cr,RGBA_ASTC_10x6_Format as Mr,RGBA_ASTC_10x8_Format as Br,RGBA_ASTC_10x10_Format as Lr,RGBA_ASTC_12x10_Format as Fr,RGBA_ASTC_12x12_Format as Pr,RGBA_BPTC_Format as Ur,RED_RGTC1_Format as Dr,SIGNED_RED_RGTC1_Format as Ir,SIGNED_RED_GREEN_RGTC2_Format as Or,MirroredRepeatWrapping as Vr,RepeatWrapping as kr,NearestMipmapNearestFilter as Gr,NotEqualCompare as zr,EqualCompare as $r,AlwaysCompare as Wr,NeverCompare as Hr,LinearTransfer as qr,getByteLength as jr,isTypedArray as Xr,NotEqualStencilFunc as Kr,GreaterStencilFunc as Qr,GreaterEqualStencilFunc as Yr,EqualStencilFunc as Zr,LessEqualStencilFunc as Jr,LessStencilFunc as es,AlwaysStencilFunc as ts,NeverStencilFunc as rs,DecrementWrapStencilOp as ss,IncrementWrapStencilOp as is,DecrementStencilOp as ns,IncrementStencilOp as as,InvertStencilOp as os,ReplaceStencilOp as us,ZeroStencilOp as ls,KeepStencilOp as ds,MaxEquation as cs,MinEquation as hs,SpotLight as ps,PointLight as gs,DirectionalLight as ms,RectAreaLight as fs,AmbientLight as ys,HemisphereLight as bs,LightProbe as xs,LinearToneMapping as Ts,ReinhardToneMapping as _s,CineonToneMapping as vs,ACESFilmicToneMapping as Ns,AgXToneMapping as Ss,NeutralToneMapping as Rs,Group as Es,Loader as As,FileLoader as ws,MaterialLoader as Cs,ObjectLoader as Ms}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,Euler,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HTMLTexture,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Bs=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Ls=new WeakMap,Fs=new WeakMap,Ps=new WeakMap;class Us{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Bs,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,object:s}=e;if(t={geometryId:r.id,worldMatrix:s.matrixWorld.clone()},s.center&&(t.center=s.center.clone()),s.morphTargetInfluences&&(t.morphTargetInfluences=s.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),e.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ps.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ps.set(e,t)),t}getMaterialData(e){let t=Fs.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Fs.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ds.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Os(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Vs=e=>Os(e),ks=e=>Os(e),Gs=(...e)=>Os(e),zs=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),$s=new WeakMap;function Ws(e){return zs.get(e)}function Hs(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function qs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Is)}function js(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Is)}function Xs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Is)}function Ks(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Qs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Js(u[0]):null}function Ys(e){let t=$s.get(e);return void 0===t&&(t={},$s.set(e,t)),t}function Zs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ei=Object.freeze({__proto__:null,arrayBufferToBase64:Zs,base64ToArrayBuffer:Js,getAlignmentFromType:Xs,getDataFromObject:Ys,getLengthFromType:qs,getMemoryLengthFromType:js,getTypeFromLength:Ws,getTypedArrayFromType:Hs,getValueFromType:Qs,getValueType:Ks,hash:Gs,hashArray:ks,hashString:Vs});const ti={VERTEX:"vertex",FRAGMENT:"fragment"},ri={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},si={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ii={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ni=["fragment","vertex"],ai=["setup","analyze","generate"],oi=[...ni,"compute"],ui=["x","y","z","w"],li={analyze:"setup",generate:"analyze"};let di=0;class ci extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ri.NONE,this.updateBeforeType=ri.NONE,this.updateAfterType=ri.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=di++,this.stackTrace=null,!0===ci.captureStackTrace&&(this.stackTrace=new Is)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ri.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ri.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ri.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}ci.captureStackTrace=!1;class hi extends ci{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class pi extends ci{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class gi extends ci{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class mi extends gi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const fi=ui.join("");class yi extends ci{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ui.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===fi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class bi extends gi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");ci.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Si?Si.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Is),this;{const t=Ri.get("assign");return this.addToStack(t(...e))}},ci.prototype.toVarIntent=function(){return this},ci.prototype.get=function(e){return new Ni(this,e)};const wi={};function Ci(e,t,r){wi[e]=wi[t]=wi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new yi(this,e),this._cache[e]=t),t},set(t){this[e].assign(tn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();ci.prototype["set"+s]=ci.prototype["set"+i]=ci.prototype["set"+n]=function(t){const r=Ai(e);return new bi(this,r,tn(t))},ci.prototype["flip"+s]=ci.prototype["flip"+i]=ci.prototype["flip"+n]=function(){const t=Ai(e);return new xi(this,t)}}const Mi=["x","y","z","w"],Bi=["r","g","b","a"],Li=["s","t","p","q"];for(let e=0;e<4;e++){let t=Mi[e],r=Bi[e],s=Li[e];Ci(t,r,s);for(let i=0;i<4;i++){t=Mi[e]+Mi[i],r=Bi[e]+Bi[i],s=Li[e]+Li[i],Ci(t,r,s);for(let n=0;n<4;n++){t=Mi[e]+Mi[i]+Mi[n],r=Bi[e]+Bi[i]+Bi[n],s=Li[e]+Li[i]+Li[n],Ci(t,r,s);for(let a=0;a<4;a++)t=Mi[e]+Mi[i]+Mi[n]+Mi[a],r=Bi[e]+Bi[i]+Bi[n]+Bi[a],s=Li[e]+Li[i]+Li[n]+Li[a],Ci(t,r,s)}}}for(let e=0;e<32;e++)wi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new hi(this,new vi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(tn(t))}};Object.defineProperties(ci.prototype,wi);const Fi=new WeakMap,Pi=function(e,t=null){for(const r in e)e[r]=tn(e[r],t);return e},Ui=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Is),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...nn(d(t)))):null!==r?(r=tn(r),n=(...s)=>i(new e(t,...nn(d(s)),r))):n=(...r)=>i(new e(t,...nn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Ii=function(e,...t){return new e(...nn(t))};class Oi extends ci{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Fi.get(e.constructor);void 0===s&&(s=new WeakMap,Fi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=tn(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;sn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=tn(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return sn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield tn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof ci&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=tn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=tn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Vi extends ci{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Oi(this,e)}setup(){return this.call()}}const ki=[!1,!0],Gi=[0,1,2,3],zi=[-1,-2],$i=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],Wi=new Map;for(const e of ki)Wi.set(e,new vi(e));const Hi=new Map;for(const e of Gi)Hi.set(e,new vi(e,"uint"));const qi=new Map([...Hi].map(e=>new vi(e.value,"int")));for(const e of zi)qi.set(e,new vi(e,"int"));const ji=new Map([...qi].map(e=>new vi(e.value)));for(const e of $i)ji.set(e,new vi(e));for(const e of $i)ji.set(-e,new vi(-e));const Xi={bool:Wi,uint:Hi,ints:qi,float:ji},Ki=new Map([...Wi,...ji]),Qi=(e,t)=>Ki.has(e)?Ki.get(e):!0===e.isNode?e:new vi(e,t),Yi=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Is),new vi(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Qs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return rn(t.get(r[0]));if(1===r.length){const t=Qi(r[0],e);return t.nodeType===e?rn(t):rn(new pi(t,e))}const s=r.map(e=>Qi(e));return rn(new mi(s,e))}};function Zi(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const Ji=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function en(e,t){return new Vi(e,t)}const tn=(e,t=null)=>function(e,t=null){const r=Ks(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?tn(Qi(e,t)):"shader"===r?e.isFn?e:cn(e):e}(e,t),rn=(e,t=null)=>tn(e,t).toVarIntent(),sn=(e,t=null)=>new Pi(e,t),nn=(e,t=null)=>new Ui(e,t),an=(e,t=null,r=null,s=null)=>new Di(e,t,r,s),on=(e,...t)=>new Ii(e,...t),un=(e,t=null,r=null,s={})=>new Di(e,t,r,{...s,intent:!0});let ln=0;class dn extends ci{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Is),t=null)),this.shaderNode=new en(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+ln++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function cn(e,t=null){const r=new dn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const hn=e=>{Si=e},pn=()=>Si,gn=(...e)=>Si.If(...e);function mn(e){return Si&&Si.addToStack(e),e}Ei("toStack",mn);const fn=new Yi("color"),yn=new Yi("float",Xi.float),bn=new Yi("int",Xi.ints),xn=new Yi("uint",Xi.uint),Tn=new Yi("bool",Xi.bool),_n=new Yi("vec2"),vn=new Yi("ivec2"),Nn=new Yi("uvec2"),Sn=new Yi("bvec2"),Rn=new Yi("vec3"),En=new Yi("ivec3"),An=new Yi("uvec3"),wn=new Yi("bvec3"),Cn=new Yi("vec4"),Mn=new Yi("ivec4"),Bn=new Yi("uvec4"),Ln=new Yi("bvec4"),Fn=new Yi("mat2"),Pn=new Yi("mat3"),Un=new Yi("mat4");Ei("toColor",fn),Ei("toFloat",yn),Ei("toInt",bn),Ei("toUint",xn),Ei("toBool",Tn),Ei("toVec2",_n),Ei("toIVec2",vn),Ei("toUVec2",Nn),Ei("toBVec2",Sn),Ei("toVec3",Rn),Ei("toIVec3",En),Ei("toUVec3",An),Ei("toBVec3",wn),Ei("toVec4",Cn),Ei("toIVec4",Mn),Ei("toUVec4",Bn),Ei("toBVec4",Ln),Ei("toMat2",Fn),Ei("toMat3",Pn),Ei("toMat4",Un);const Dn=an(hi).setParameterLength(2),In=(e,t)=>new pi(tn(e),t);Ei("element",Dn),Ei("convert",In);Ei("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Is),mn(e)));class On extends ci{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Vs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Vn=(e,t)=>new On(e,t),kn=(e,t)=>new On(e,t,!0),Gn=on(On,"vec4","DiffuseColor"),zn=on(On,"vec3","DiffuseContribution"),$n=on(On,"vec3","EmissiveColor"),Wn=on(On,"float","Roughness"),Hn=on(On,"float","Metalness"),qn=on(On,"float","Clearcoat"),jn=on(On,"float","ClearcoatRoughness"),Xn=on(On,"vec3","Sheen"),Kn=on(On,"float","SheenRoughness"),Qn=on(On,"float","Iridescence"),Yn=on(On,"float","IridescenceIOR"),Zn=on(On,"float","IridescenceThickness"),Jn=on(On,"float","AlphaT"),ea=on(On,"float","Anisotropy"),ta=on(On,"vec3","AnisotropyT"),ra=on(On,"vec3","AnisotropyB"),sa=on(On,"color","SpecularColor"),ia=on(On,"color","SpecularColorBlended"),na=on(On,"float","SpecularF90"),aa=on(On,"float","Shininess"),oa=on(On,"vec4","Output"),ua=on(On,"float","dashSize"),la=on(On,"float","gapSize"),da=on(On,"float","pointWidth"),ca=on(On,"float","IOR"),ha=on(On,"float","Transmission"),pa=on(On,"float","Thickness"),ga=on(On,"float","AttenuationDistance"),ma=on(On,"color","AttenuationColor"),fa=on(On,"float","Dispersion");class ya extends ci{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const ba=(e,t=1,r=null)=>new ya(e,!1,t,r),xa=(e,t=0,r=null)=>new ya(e,!0,t,r),Ta=xa("frame",0,ri.FRAME),_a=xa("render",0,ri.RENDER),va=ba("object",1,ri.OBJECT);class Na extends Ti{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=va}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Is),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Sa=(e,t)=>{const r=Ji(t||e);if(r===e&&(e=Qs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Na(e,r)};class Ra extends gi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Ea=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ra(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ra(r,s)}return tn(t)};Ei("toArray",(e,t)=>Ea(Array(t).fill(e)));class Aa extends gi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ui.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?nn(t):sn(t[0]),new Ca(tn(e),t));Ei("call",Ma);const Ba={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class La extends gi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new La(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Fa=un(La,"+").setParameterLength(2,1/0).setName("add"),Pa=un(La,"-").setParameterLength(2,1/0).setName("sub"),Ua=un(La,"*").setParameterLength(2,1/0).setName("mul"),Da=un(La,"/").setParameterLength(2,1/0).setName("div"),Ia=un(La,"%").setParameterLength(2).setName("mod"),Oa=un(La,"==").setParameterLength(2).setName("equal"),Va=un(La,"!=").setParameterLength(2).setName("notEqual"),ka=un(La,"<").setParameterLength(2).setName("lessThan"),Ga=un(La,">").setParameterLength(2).setName("greaterThan"),za=un(La,"<=").setParameterLength(2).setName("lessThanEqual"),$a=un(La,">=").setParameterLength(2).setName("greaterThanEqual"),Wa=un(La,"&&").setParameterLength(2,1/0).setName("and"),Ha=un(La,"||").setParameterLength(2,1/0).setName("or"),qa=un(La,"!").setParameterLength(1).setName("not"),ja=un(La,"^^").setParameterLength(2).setName("xor"),Xa=un(La,"&").setParameterLength(2).setName("bitAnd"),Ka=un(La,"~").setParameterLength(1).setName("bitNot"),Qa=un(La,"|").setParameterLength(2).setName("bitOr"),Ya=un(La,"^").setParameterLength(2).setName("bitXor"),Za=un(La,"<<").setParameterLength(2).setName("shiftLeft"),Ja=un(La,">>").setParameterLength(2).setName("shiftRight"),eo=cn(([e])=>(e.addAssign(1),e)),to=cn(([e])=>(e.subAssign(1),e)),ro=cn(([e])=>{const t=bn(e).toConst();return e.addAssign(1),t}),so=cn(([e])=>{const t=bn(e).toConst();return e.subAssign(1),t});Ei("add",Fa),Ei("sub",Pa),Ei("mul",Ua),Ei("div",Da),Ei("mod",Ia),Ei("equal",Oa),Ei("notEqual",Va),Ei("lessThan",ka),Ei("greaterThan",Ga),Ei("lessThanEqual",za),Ei("greaterThanEqual",$a),Ei("and",Wa),Ei("or",Ha),Ei("not",qa),Ei("xor",ja),Ei("bitAnd",Xa),Ei("bitNot",Ka),Ei("bitOr",Qa),Ei("bitXor",Ya),Ei("shiftLeft",Za),Ei("shiftRight",Ja),Ei("incrementBefore",eo),Ei("decrementBefore",to),Ei("increment",ro),Ei("decrement",so);class io extends gi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===io.MAX||e===io.MIN)&&arguments.length>3){let i=new io(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===io.LENGTH||t===io.DISTANCE||t===io.DOT?"float":t===io.CROSS?"vec3":t===io.ALL||t===io.ANY?"bool":t===io.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===io.ONE_MINUS)i=Pa(1,t);else if(s===io.RECIPROCAL)i=Da(1,t);else if(s===io.DIFFERENCE)i=Oo(Pa(t,r));else if(s===io.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Cn(Rn(n),0):s=Cn(Rn(s),0);const a=Ua(s,n).xyz;i=So(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===io.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===io.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===io.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==io.MIN&&r!==io.MAX?r===io.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===io.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===io.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==io.DFDX&&r!==io.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}io.ALL="all",io.ANY="any",io.RADIANS="radians",io.DEGREES="degrees",io.EXP="exp",io.EXP2="exp2",io.LOG="log",io.LOG2="log2",io.SQRT="sqrt",io.INVERSE_SQRT="inversesqrt",io.FLOOR="floor",io.CEIL="ceil",io.NORMALIZE="normalize",io.FRACT="fract",io.SIN="sin",io.SINH="sinh",io.COS="cos",io.COSH="cosh",io.TAN="tan",io.TANH="tanh",io.ASIN="asin",io.ASINH="asinh",io.ACOS="acos",io.ACOSH="acosh",io.ATAN="atan",io.ATANH="atanh",io.ABS="abs",io.SIGN="sign",io.LENGTH="length",io.NEGATE="negate",io.ONE_MINUS="oneMinus",io.DFDX="dFdx",io.DFDY="dFdy",io.ROUND="round",io.RECIPROCAL="reciprocal",io.TRUNC="trunc",io.FWIDTH="fwidth",io.TRANSPOSE="transpose",io.DETERMINANT="determinant",io.INVERSE="inverse",io.EQUALS="equals",io.MIN="min",io.MAX="max",io.STEP="step",io.REFLECT="reflect",io.DISTANCE="distance",io.DIFFERENCE="difference",io.DOT="dot",io.CROSS="cross",io.POW="pow",io.TRANSFORM_DIRECTION="transformDirection",io.MIX="mix",io.CLAMP="clamp",io.REFRACT="refract",io.SMOOTHSTEP="smoothstep",io.FACEFORWARD="faceforward";const no=yn(1e-6),ao=yn(1e6),oo=yn(Math.PI),uo=yn(2*Math.PI),lo=yn(2*Math.PI),co=yn(.5*Math.PI),ho=un(io,io.ALL).setParameterLength(1),po=un(io,io.ANY).setParameterLength(1),go=un(io,io.RADIANS).setParameterLength(1),mo=un(io,io.DEGREES).setParameterLength(1),fo=un(io,io.EXP).setParameterLength(1),yo=un(io,io.EXP2).setParameterLength(1),bo=un(io,io.LOG).setParameterLength(1),xo=un(io,io.LOG2).setParameterLength(1),To=un(io,io.SQRT).setParameterLength(1),_o=un(io,io.INVERSE_SQRT).setParameterLength(1),vo=un(io,io.FLOOR).setParameterLength(1),No=un(io,io.CEIL).setParameterLength(1),So=un(io,io.NORMALIZE).setParameterLength(1),Ro=un(io,io.FRACT).setParameterLength(1),Eo=un(io,io.SIN).setParameterLength(1),Ao=un(io,io.SINH).setParameterLength(1),wo=un(io,io.COS).setParameterLength(1),Co=un(io,io.COSH).setParameterLength(1),Mo=un(io,io.TAN).setParameterLength(1),Bo=un(io,io.TANH).setParameterLength(1),Lo=un(io,io.ASIN).setParameterLength(1),Fo=un(io,io.ASINH).setParameterLength(1),Po=un(io,io.ACOS).setParameterLength(1),Uo=un(io,io.ACOSH).setParameterLength(1),Do=un(io,io.ATAN).setParameterLength(1,2),Io=un(io,io.ATANH).setParameterLength(1),Oo=un(io,io.ABS).setParameterLength(1),Vo=un(io,io.SIGN).setParameterLength(1),ko=un(io,io.LENGTH).setParameterLength(1),Go=un(io,io.NEGATE).setParameterLength(1),zo=un(io,io.ONE_MINUS).setParameterLength(1),$o=un(io,io.DFDX).setParameterLength(1),Wo=un(io,io.DFDY).setParameterLength(1),Ho=un(io,io.ROUND).setParameterLength(1),qo=un(io,io.RECIPROCAL).setParameterLength(1),jo=un(io,io.TRUNC).setParameterLength(1),Xo=un(io,io.FWIDTH).setParameterLength(1),Ko=un(io,io.TRANSPOSE).setParameterLength(1),Qo=un(io,io.DETERMINANT).setParameterLength(1),Yo=un(io,io.INVERSE).setParameterLength(1),Zo=un(io,io.MIN).setParameterLength(2,1/0),Jo=un(io,io.MAX).setParameterLength(2,1/0),eu=un(io,io.STEP).setParameterLength(2),tu=un(io,io.REFLECT).setParameterLength(2),ru=un(io,io.DISTANCE).setParameterLength(2),su=un(io,io.DIFFERENCE).setParameterLength(2),iu=un(io,io.DOT).setParameterLength(2),nu=un(io,io.CROSS).setParameterLength(2),au=un(io,io.POW).setParameterLength(2),ou=e=>Ua(e,e),uu=e=>Ua(e,e,e),lu=e=>Ua(e,e,e,e),du=un(io,io.TRANSFORM_DIRECTION).setParameterLength(2),cu=e=>Ua(Vo(e),au(Oo(e),1/3)),hu=e=>iu(e,e),pu=un(io,io.MIX).setParameterLength(3),gu=(e,t=0,r=1)=>new io(io.CLAMP,tn(e),tn(t),tn(r)),mu=e=>gu(e),fu=un(io,io.REFRACT).setParameterLength(3),yu=un(io,io.SMOOTHSTEP).setParameterLength(3),bu=un(io,io.FACEFORWARD).setParameterLength(3),xu=cn(([e])=>{const t=iu(e.xy,_n(12.9898,78.233)),r=Ia(t,oo);return Ro(Eo(r).mul(43758.5453))}),Tu=(e,t,r)=>pu(t,r,e),_u=(e,t,r)=>yu(t,r,e),vu=(e,t)=>eu(t,e),Nu=bu,Su=_o;Ei("all",ho),Ei("any",po),Ei("radians",go),Ei("degrees",mo),Ei("exp",fo),Ei("exp2",yo),Ei("log",bo),Ei("log2",xo),Ei("sqrt",To),Ei("inverseSqrt",_o),Ei("floor",vo),Ei("ceil",No),Ei("normalize",So),Ei("fract",Ro),Ei("sin",Eo),Ei("sinh",Ao),Ei("cos",wo),Ei("cosh",Co),Ei("tan",Mo),Ei("tanh",Bo),Ei("asin",Lo),Ei("asinh",Fo),Ei("acos",Po),Ei("acosh",Uo),Ei("atan",Do),Ei("atanh",Io),Ei("abs",Oo),Ei("sign",Vo),Ei("length",ko),Ei("lengthSq",hu),Ei("negate",Go),Ei("oneMinus",zo),Ei("dFdx",$o),Ei("dFdy",Wo),Ei("round",Ho),Ei("reciprocal",qo),Ei("trunc",jo),Ei("fwidth",Xo),Ei("min",Zo),Ei("max",Jo),Ei("step",vu),Ei("reflect",tu),Ei("distance",ru),Ei("dot",iu),Ei("cross",nu),Ei("pow",au),Ei("pow2",ou),Ei("pow3",uu),Ei("pow4",lu),Ei("transformDirection",du),Ei("mix",Tu),Ei("clamp",gu),Ei("refract",fu),Ei("smoothstep",_u),Ei("faceForward",bu),Ei("difference",su),Ei("saturate",mu),Ei("cbrt",cu),Ei("transpose",Ko),Ei("determinant",Qo),Ei("inverse",Yo),Ei("rand",xu);class Ru extends ci{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Vn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const Eu=an(Ru).setParameterLength(2,3);Ei("select",Eu);class Au extends ci{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const wu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Au(r,t)},Cu=e=>wu(e,{uniformFlow:!0}),Mu=(e,t)=>wu(e,{nodeName:t});function Bu(e,t,r=null){return wu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Lu(e,t=null){return wu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Fu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Mu(e,t)}Ei("context",wu),Ei("label",Fu),Ei("uniformFlow",Cu),Ei("setName",Mu),Ei("builtinShadowContext",(e,t,r)=>Bu(t,r,e)),Ei("builtinAOContext",(e,t)=>Lu(t,e));class Pu extends ci{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Uu=an(Pu),Du=(e,t=null)=>Uu(e,t).toStack(),Iu=(e,t=null)=>Uu(e,t,!0).toStack(),Ou=e=>Uu(e).setIntent(!0).toStack();Ei("toVar",Du),Ei("toConst",Iu),Ei("toVarIntent",Ou);class Vu extends ci{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const ku=(e,t,r=null)=>new Vu(tn(e),t,r);class Gu extends ci{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=ku(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=ku(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(ti.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(ti.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,ti.VERTEX);e.flowNodeFromShaderStage(ti.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const zu=an(Gu).setParameterLength(1,2),$u=e=>zu(e);Ei("toVarying",zu),Ei("toVertexStage",$u);const Wu=cn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return pu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Hu=cn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return pu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),qu="WorkingColorSpace";class ju extends gi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===qu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Cn(Wu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Cn(Pn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Cn(Hu(i.rgb),i.a)),i):i}}const Xu=(e,t)=>new ju(tn(e),qu,t),Ku=(e,t)=>new ju(tn(e),t,qu);Ei("workingToColorSpace",Xu),Ei("colorSpaceToWorking",Ku);let Qu=class extends hi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Yu extends ci{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ri.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Qu(this,tn(e))}setNodeType(e){const t=Sa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Zu(e,t,r);class el extends gi{static get type(){return"ToneMappingNode"}constructor(e,t=rl,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Gs(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Cn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const tl=(e,t,r)=>new el(e,tn(t),tn(r)),rl=Ju("toneMappingExposure","float");Ei("toneMapping",(e,t,r)=>tl(t,r,e));const sl=new WeakMap;function il(e,t){let r=sl.get(e);return void 0===r&&(r=new b(e,t),sl.set(e,r)),r}class nl extends Ti{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?il(s.array,i):il(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=zu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function al(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Pn(new nl(e,"vec3",9,0).setUsage(i).setInstanced(n),new nl(e,"vec3",9,3).setUsage(i).setInstanced(n),new nl(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Un(new nl(e,"vec4",16,0).setUsage(i).setInstanced(n),new nl(e,"vec4",16,4).setUsage(i).setInstanced(n),new nl(e,"vec4",16,8).setUsage(i).setInstanced(n),new nl(e,"vec4",16,12).setUsage(i).setInstanced(n)):new nl(e,t,r,s).setUsage(i)}const ol=(e,t=null,r=0,s=0)=>al(e,t,r,s),ul=(e,t=null,r=0,s=0)=>al(e,t,r,s,f,!0),ll=(e,t=null,r=0,s=0)=>al(e,t,r,s,x,!0);Ei("toAttribute",e=>ol(e.value));class dl extends ci{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===dl.VERTEX)s=e.getVertexIndex();else if(r===dl.INSTANCE)s=e.getInstanceIndex();else if(r===dl.DRAW)s=e.getDrawIndex();else if(r===dl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===dl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==dl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=zu(this).build(e,t)}return i}}dl.VERTEX="vertex",dl.INSTANCE="instance",dl.SUBGROUP="subgroup",dl.INVOCATION_LOCAL="invocationLocal",dl.INVOCATION_SUBGROUP="invocationSubgroup",dl.DRAW="draw";const cl=on(dl,dl.VERTEX),hl=on(dl,dl.INSTANCE),pl=on(dl,dl.SUBGROUP),gl=on(dl,dl.INVOCATION_SUBGROUP),ml=on(dl,dl.INVOCATION_LOCAL),fl=on(dl,dl.DRAW);class yl extends ci{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ri.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Is),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Sa(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=hl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const bl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Is);for(let e=0;e{const s=bl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};Ei("compute",xl),Ei("computeKernel",bl);class Tl extends ci{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const _l=e=>new Tl(tn(e));function vl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),_l(e).setParent(t)}Ei("cache",vl),Ei("isolate",_l);class Nl extends ci{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const Sl=an(Nl).setParameterLength(2);Ei("bypass",Sl);const Rl=cn(([e,t,r,s=yn(0),i=yn(1),n=Tn(!1)])=>{let a=e.sub(t).div(r.sub(t));return Zi(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function El(e,t,r,s=yn(0),i=yn(1)){return Rl(e,t,r,s,i,!0)}Ei("remap",Rl),Ei("remapClamp",El);class Al extends ci{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const wl=an(Al).setParameterLength(1,2),Cl=e=>(e?Eu(e,wl("discard")):wl("discard")).toStack();Ei("discard",Cl);class Ml extends gi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const Bl=(e,t=null,r=null)=>new Ml(tn(e),t,r);Ei("renderOutput",Bl);class Ll extends gi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Fl=(e,t=null)=>new Ll(tn(e),t).toStack();Ei("debug",Fl);class Pl extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Ul extends ci{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ri.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Pl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Dl(e,t="",r=null){return(e=tn(e)).before(new Ul(e,t,r))}Ei("toInspector",Dl);class Il extends ci{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return zu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Ol=(e,t=null)=>new Il(e,t),Vl=(e=0)=>Ol("uv"+(e>0?e:""),"vec2");class kl extends ci{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Gl=an(kl).setParameterLength(1,2);class zl extends Na{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ri.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const $l=an(zl).setParameterLength(1);class Wl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Hl=new N;class ql extends Na{static get type(){return"TextureNode"}constructor(e=Hl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ri.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Vl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Sa(this.value.matrix)),this._matrixUniform.mul(Rn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Sa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(bn(Gl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Wl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=cn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ri.OBJECT:ri.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(E.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===A||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?eu(wl(R,a),wl(T,"float")).build(e,a):eu(wl(T,"float"),wl(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Ku(wl(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=tn(e),t.referenceNode=this.getBase(),tn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=tn(e).mul($l(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),tn(t)}level(e){const t=this.clone();return t.levelNode=tn(e),t.referenceNode=this.getBase(),tn(t)}size(e){return Gl(this,e)}bias(e){const t=this.clone();return t.biasNode=tn(e),t.referenceNode=this.getBase(),tn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=tn(e),t.referenceNode=this.getBase(),tn(t)}grad(e,t){const r=this.clone();return r.gradNode=[tn(e),tn(t)],r.referenceNode=this.getBase(),tn(r)}depth(e){const t=this.clone();return t.depthNode=tn(e),t.referenceNode=this.getBase(),tn(t)}offset(e){const t=this.clone();return t.offsetNode=tn(e),t.referenceNode=this.getBase(),tn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const jl=an(ql).setParameterLength(1,4).setName("texture"),Xl=(e=Hl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=tn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=tn(t)),null!==r&&(i.levelNode=tn(r)),null!==s&&(i.biasNode=tn(s))):i=jl(e,t,r,s),i},Kl=(...e)=>Xl(...e).setSampler(!1);class Ql extends Na{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Yl=(e,t,r)=>new Ql(e,t,r);class Zl extends hi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class Jl extends Ql{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ks(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ri.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew Jl(e,t);class td extends ci{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const rd=an(td).setParameterLength(1);let sd,id;class nd extends ci{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===nd.DPR?"float":this.scope===nd.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ri.NONE;return this.scope!==nd.SIZE&&this.scope!==nd.VIEWPORT&&this.scope!==nd.DPR||(e=ri.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===nd.VIEWPORT?null!==t?id.copy(t.viewport):(e.getViewport(id),id.multiplyScalar(e.getPixelRatio())):this.scope===nd.DPR?this._output.value=e.getPixelRatio():null!==t?(sd.width=t.width,sd.height=t.height):e.getDrawingBufferSize(sd)}setup(){const e=this.scope;let r=null;return r=e===nd.SIZE?Sa(sd||(sd=new t)):e===nd.VIEWPORT?Sa(id||(id=new s)):e===nd.DPR?Sa(1):_n(ld.div(ud)),this._output=r,r}generate(e){if(this.scope===nd.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(ud).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}nd.COORDINATE="coordinate",nd.VIEWPORT="viewport",nd.SIZE="size",nd.UV="uv",nd.DPR="dpr";const ad=on(nd,nd.DPR),od=on(nd,nd.UV),ud=on(nd,nd.SIZE),ld=on(nd,nd.COORDINATE),dd=on(nd,nd.VIEWPORT),cd=dd.zw,hd=ld.sub(dd.xy),pd=hd.div(cd),gd=cn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Is),ud),"vec2").once()();let md=null,fd=null,yd=null,bd=null,xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ed=null,Ad=null,wd=null;const Cd=Sa(0,"uint").setName("u_cameraIndex").setGroup(xa("cameraIndex")).toVarying("v_cameraIndex"),Md=Sa("float").setName("cameraNear").setGroup(_a).onRenderUpdate(({camera:e})=>e.near),Bd=Sa("float").setName("cameraFar").setGroup(_a).onRenderUpdate(({camera:e})=>e.far),Ld=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===fd?fd=ed(r).setGroup(_a).setName("cameraProjectionMatrices"):fd.array=r,t=fd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraProjectionMatrix")}else null===md&&(md=Sa(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=md;return t}).once()(),Fd=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===bd?bd=ed(r).setGroup(_a).setName("cameraProjectionMatricesInverse"):bd.array=r,t=bd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraProjectionMatrixInverse")}else null===yd&&(yd=Sa(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(_a).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=yd;return t}).once()(),Pd=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Td?Td=ed(r).setGroup(_a).setName("cameraViewMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraViewMatrix")}else null===xd&&(xd=Sa(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=xd;return t}).once()(),Ud=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===vd?vd=ed(r).setGroup(_a).setName("cameraWorldMatrices"):vd.array=r,t=vd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraWorldMatrix")}else null===_d&&(_d=Sa(e.matrixWorld).setName("cameraWorldMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=_d;return t}).once()(),Dd=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===Sd?Sd=ed(r).setGroup(_a).setName("cameraNormalMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraNormalMatrix")}else null===Nd&&(Nd=Sa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Nd;return t}).once()(),Id=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Rd;return t}).once()(),Od=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===wd?wd=ed(r,"vec4").setGroup(_a).setName("cameraViewports"):wd.array=r,t=wd.element(Cd).toConst("cameraViewport")}else null===Ad&&(Ad=Cn(0,0,ud.x,ud.y).toConst("cameraViewport")),t=Ad;return t}).once()(),Vd=new L;class kd extends ci{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ri.OBJECT,this.uniformNode=new Na(null)}generateNodeType(){const e=this.scope;return e===kd.WORLD_MATRIX?"mat4":e===kd.POSITION||e===kd.VIEW_POSITION||e===kd.DIRECTION||e===kd.SCALE?"vec3":e===kd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===kd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===kd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===kd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===kd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===kd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===kd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Vd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Vd.radius}}generate(e){const t=this.scope;return t===kd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===kd.POSITION||t===kd.VIEW_POSITION||t===kd.DIRECTION||t===kd.SCALE?this.uniformNode.nodeType="vec3":t===kd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}kd.WORLD_MATRIX="worldMatrix",kd.POSITION="position",kd.SCALE="scale",kd.VIEW_POSITION="viewPosition",kd.DIRECTION="direction",kd.RADIUS="radius";const Gd=an(kd,kd.DIRECTION).setParameterLength(1),zd=an(kd,kd.WORLD_MATRIX).setParameterLength(1),$d=an(kd,kd.POSITION).setParameterLength(1),Wd=an(kd,kd.SCALE).setParameterLength(1),Hd=an(kd,kd.VIEW_POSITION).setParameterLength(1),qd=an(kd,kd.RADIUS).setParameterLength(1);class jd extends kd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Xd=on(jd,jd.DIRECTION),Kd=on(jd,jd.WORLD_MATRIX),Qd=on(jd,jd.POSITION),Yd=on(jd,jd.SCALE),Zd=on(jd,jd.VIEW_POSITION),Jd=on(jd,jd.RADIUS),ec=Sa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),tc=Sa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),rc=cn(e=>e.context.modelViewMatrix||sc).once()().toVar("modelViewMatrix"),sc=Pd.mul(Kd),ic=cn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Sa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),nc=cn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Sa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),ac=cn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Cn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),oc=Ol("position","vec3"),uc=oc.toVarying("positionLocal"),lc=oc.toVarying("positionPrevious"),dc=cn(e=>Kd.mul(uc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),cc=cn(()=>uc.transformDirection(Kd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),hc=cn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Fd.mul(ac);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),pc=cn(e=>{let t;return t=e.camera.isOrthographicCamera?Rn(0,0,1):hc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class gc extends ci{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===F?"false":e.getFrontFacing()}}const mc=on(gc),fc=yn(mc).mul(2).sub(1),yc=cn(([e],{material:t})=>{const r=t.side;return r===F?e=e.mul(-1):r===P&&(e=e.mul(fc)),e}),bc=Ol("normal","vec3"),xc=cn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Rn(0,1,0)):bc,"vec3").once()().toVar("normalLocal"),Tc=hc.dFdx().cross(hc.dFdy()).normalize().toVar("normalFlat"),_c=cn(e=>{let t;return t=e.isFlatShading()?Tc:Ac(xc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),vc=cn(e=>{let t=_c.transformDirection(Pd);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Nc=cn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=_c,!0!==e.isFlatShading()&&(t=yc(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),Sc=Nc.transformDirection(Pd).toVar("normalWorld"),Rc=cn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Nc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Ec=cn(([e,t=Kd])=>{const r=Pn(t),s=e.div(Rn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Ac=cn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ec.mul(e);return Pd.transformDirection(s)}),wc=cn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Nc)).once(["NORMAL","VERTEX"])(),Cc=cn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),Sc)).once(["NORMAL","VERTEX"])(),Mc=cn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Rc)).once(["NORMAL","VERTEX"])(),Bc=new a,Lc=Sa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Fc=Sa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Pc=Sa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Bc.makeRotationFromEuler(r).transpose():Bc.identity(),Bc}),Uc=pc.negate().reflect(Nc),Dc=pc.negate().refract(Nc,Lc),Ic=Uc.transformDirection(Pd).toVar("reflectVector"),Oc=Dc.transformDirection(Pd).toVar("reflectVector"),Vc=new U;class kc extends ql{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Ic:e.mapping===I?Oc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Rn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Rn(t.x,t.y.negate(),t.z):t:(t=Pc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Rn(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Gc=an(kc).setParameterLength(1,4).setName("cubeTexture"),zc=(e=Vc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=tn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=tn(t)),null!==r&&(i.levelNode=tn(r)),null!==s&&(i.biasNode=tn(s))):i=Gc(e,t,r,s),i};class $c extends hi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Wc extends ci{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ri.OBJECT}element(e){return new $c(this,tn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Yl(null,e,this.count):Array.isArray(this.getValueFromReference())?ed(null,e):"texture"===e?Xl(null):"cubeTexture"===e?zc(null):Sa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Wc(e,t,r),qc=(e,t,r,s)=>new Wc(e,t,s,r);class jc extends Wc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Xc=(e,t,r=null)=>new jc(e,t,r),Kc=Vl(),Qc=hc.dFdx(),Yc=hc.dFdy(),Zc=Kc.dFdx(),Jc=Kc.dFdy(),eh=Nc,th=Yc.cross(eh),rh=eh.cross(Qc),sh=th.mul(Zc.x).add(rh.mul(Jc.x)),ih=th.mul(Zc.y).add(rh.mul(Jc.y)),nh=sh.dot(sh).max(ih.dot(ih)),ah=nh.equal(0).select(0,nh.inverseSqrt()),oh=sh.mul(ah).toVar("tangentViewFrame"),uh=ih.mul(ah).toVar("bitangentViewFrame"),lh=Ol("tangent","vec4"),dh=lh.xyz.toVar("tangentLocal"),ch=cn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?rc.mul(Cn(dh,0)).xyz.toVarying("v_tangentView").normalize():oh,!0!==e.isFlatShading()&&(t=yc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),hh=ch.transformDirection(Pd).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),ph=cn(([e,t],r)=>{let s=e.mul(lh.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),gh=ph(bc.cross(lh),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),mh=ph(xc.cross(dh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),fh=cn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ph(Nc.cross(ch),"v_bitangentView").normalize():uh,!0!==e.isFlatShading()&&(t=yc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),yh=ph(Sc.cross(hh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),bh=Pn(ch,fh,Nc).toVar("TBNViewMatrix"),xh=pc.mul(bh),Th=cn(()=>{let e=ra.cross(pc);return e=e.cross(ra).normalize(),e=pu(e,Nc,ea.mul(Wn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),_h=e=>tn(e).mul(.5).add(.5),vh=e=>Rn(e,To(mu(yn(1).sub(iu(e,e)))));class Nh extends gi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=vh(i.xy):s===G?i=vh(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=yc(t)),i=Rn(i.xy.mul(t),i.z)}let n=null;return t===z?n=Ac(i):t===O?n=bh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Nc),n}}const Sh=an(Nh).setParameterLength(1,2),Rh=cn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Vl()),forceUVContext:!0}),s=yn(r(e=>e));return _n(yn(r(e=>e.add(e.dFdx()))).sub(s),yn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Eh=cn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(fc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Ah extends gi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Rh({textureNode:this.textureNode,bumpScale:e});return Eh({surf_pos:hc,surf_norm:Nc,dHdxy:t})}}const wh=an(Ah).setParameterLength(1,2),Ch=new Map;class Mh extends ci{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ch.get(e);return void 0===r&&(r=Xc(e,t),Ch.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Mh.COLOR){const e=void 0!==t.color?this.getColor(r):Rn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Mh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Mh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:yn(1);else if(r===Mh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Mh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Mh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Mh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Mh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Mh.NORMAL)t.normalMap?(s=Sh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?wh(this.getTexture("bump").r,this.getFloat("bumpScale")):Nc;else if(r===Mh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Mh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Mh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Sh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Nc;else if(r===Mh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Mh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Mh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Fn(gp.x,gp.y,gp.y.negate(),gp.x).mul(e.rg.mul(2).sub(_n(1)).normalize().mul(e.b))}else s=gp;else if(r===Mh.IRIDESCENCE_THICKNESS){const e=Hc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Hc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Mh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Mh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Mh.IOR)s=this.getFloat(r);else if(r===Mh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Mh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Mh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):yn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Mh.ALPHA_TEST="alphaTest",Mh.COLOR="color",Mh.OPACITY="opacity",Mh.SHININESS="shininess",Mh.SPECULAR="specular",Mh.SPECULAR_STRENGTH="specularStrength",Mh.SPECULAR_INTENSITY="specularIntensity",Mh.SPECULAR_COLOR="specularColor",Mh.REFLECTIVITY="reflectivity",Mh.ROUGHNESS="roughness",Mh.METALNESS="metalness",Mh.NORMAL="normal",Mh.CLEARCOAT="clearcoat",Mh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Mh.CLEARCOAT_NORMAL="clearcoatNormal",Mh.EMISSIVE="emissive",Mh.ROTATION="rotation",Mh.SHEEN="sheen",Mh.SHEEN_ROUGHNESS="sheenRoughness",Mh.ANISOTROPY="anisotropy",Mh.IRIDESCENCE="iridescence",Mh.IRIDESCENCE_IOR="iridescenceIOR",Mh.IRIDESCENCE_THICKNESS="iridescenceThickness",Mh.IOR="ior",Mh.TRANSMISSION="transmission",Mh.THICKNESS="thickness",Mh.ATTENUATION_DISTANCE="attenuationDistance",Mh.ATTENUATION_COLOR="attenuationColor",Mh.LINE_SCALE="scale",Mh.LINE_DASH_SIZE="dashSize",Mh.LINE_GAP_SIZE="gapSize",Mh.LINE_WIDTH="linewidth",Mh.LINE_DASH_OFFSET="dashOffset",Mh.POINT_SIZE="size",Mh.DISPERSION="dispersion",Mh.LIGHT_MAP="light",Mh.AO="ao";const Bh=on(Mh,Mh.ALPHA_TEST),Lh=on(Mh,Mh.COLOR),Fh=on(Mh,Mh.SHININESS),Ph=on(Mh,Mh.EMISSIVE),Uh=on(Mh,Mh.OPACITY),Dh=on(Mh,Mh.SPECULAR),Ih=on(Mh,Mh.SPECULAR_INTENSITY),Oh=on(Mh,Mh.SPECULAR_COLOR),Vh=on(Mh,Mh.SPECULAR_STRENGTH),kh=on(Mh,Mh.REFLECTIVITY),Gh=on(Mh,Mh.ROUGHNESS),zh=on(Mh,Mh.METALNESS),$h=on(Mh,Mh.NORMAL),Wh=on(Mh,Mh.CLEARCOAT),Hh=on(Mh,Mh.CLEARCOAT_ROUGHNESS),qh=on(Mh,Mh.CLEARCOAT_NORMAL),jh=on(Mh,Mh.ROTATION),Xh=on(Mh,Mh.SHEEN),Kh=on(Mh,Mh.SHEEN_ROUGHNESS),Qh=on(Mh,Mh.ANISOTROPY),Yh=on(Mh,Mh.IRIDESCENCE),Zh=on(Mh,Mh.IRIDESCENCE_IOR),Jh=on(Mh,Mh.IRIDESCENCE_THICKNESS),ep=on(Mh,Mh.TRANSMISSION),tp=on(Mh,Mh.THICKNESS),rp=on(Mh,Mh.IOR),sp=on(Mh,Mh.ATTENUATION_DISTANCE),ip=on(Mh,Mh.ATTENUATION_COLOR),np=on(Mh,Mh.LINE_SCALE),ap=on(Mh,Mh.LINE_DASH_SIZE),op=on(Mh,Mh.LINE_GAP_SIZE),up=on(Mh,Mh.LINE_WIDTH),lp=on(Mh,Mh.LINE_DASH_OFFSET),dp=on(Mh,Mh.POINT_SIZE),cp=on(Mh,Mh.DISPERSION),hp=on(Mh,Mh.LIGHT_MAP),pp=on(Mh,Mh.AO),gp=Sa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),mp=cn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class fp extends hi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const yp=an(fp).setParameterLength(2);class bp extends Ql{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=Ws(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ii.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return yp(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ii.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ol(this.value),this._varying=zu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const xp=(e,t=null,r=0)=>new bp(e,t,r);class Tp extends ci{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ri.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=xp(s,"vec3",Math.max(s.count,1)).element(hl);else{const e=new q(s.array,3),t=s.usage===x?ll:ul;this.bufferColor=e,r=Rn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(uc).xyz;if(uc.assign(n),e.needsPreviousData()&&lc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Ec(xc,t);xc.assign(e)}null!==this.instanceColorNode&&kn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(lc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=xp(s,"mat4",Math.max(i,1)).element(hl);else{if(16*i*4<=t.getUniformBufferLimit())r=Yl(s.array,"mat4",Math.max(i,1)).element(hl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?ll:ul,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Un(...n)}}return r}}const _p=an(Tp).setParameterLength(2,3);class vp extends Tp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Np=an(vp).setParameterLength(1);class Sp extends ci{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=hl:this.batchingIdNode=fl);const t=cn(([e])=>{const t=bn(Gl(Kl(this.batchMesh._indirectTexture),0).x).toConst(),r=bn(e).mod(t).toConst(),s=bn(e).div(t).toConst();return Kl(this.batchMesh._indirectTexture,vn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(bn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=bn(Gl(Kl(s),0).x).toConst(),n=yn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Un(Kl(s,vn(a,o)),Kl(s,vn(a.add(1),o)),Kl(s,vn(a.add(2),o)),Kl(s,vn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=cn(([e])=>{const t=bn(Gl(Kl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Kl(l,vn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);kn("vec3","vBatchColor").assign(t)}const d=Pn(u);uc.assign(u.mul(uc));const c=xc.div(Rn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;xc.assign(h),e.hasGeometryAttribute("tangent")&&dh.mulAssign(d)}}const Rp=an(Sp).setParameterLength(1),Ep=new WeakMap;class Ap extends ci{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ri.OBJECT,this.skinIndexNode=Ol("skinIndex","uvec4"),this.skinWeightNode=Ol("skinWeight","vec4"),this.bindMatrixNode=Hc("bindMatrix","mat4"),this.bindMatrixInverseNode=Hc("bindMatrixInverse","mat4"),this.boneMatricesNode=qc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=uc,this.toPositionNode=uc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Fa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=xc,r=dh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Fa(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=qc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,lc)}setup(e){e.needsPreviousData()&&lc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();xc.assign(t),e.hasGeometryAttribute("tangent")&&dh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Ep.get(t)!==e.frameId&&(Ep.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const wp=e=>new Ap(e);class Cp extends ci{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Cp(nn(e,"int")).toStack(),Bp=()=>wl("break").toStack(),Lp=new WeakMap,Fp=new s,Pp=cn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=bn(cl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Kl(e,vn(u,o)).depth(i).xyz.mul(t)});class Up extends ci{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Sa(1),this.updateType=ri.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Lp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=K,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=yn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Kl(this.mesh.morphTexture,vn(bn(e).add(1),bn(hl))).r):t.assign(Hc("morphTargetInfluences","float").element(e).toVar()),gn(t.notEqual(0),()=>{!0===s&&uc.addAssign(Pp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:bn(0)})),!0===i&&xc.addAssign(Pp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:bn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Dp=an(Up).setParameterLength(1);class Ip extends ci{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Op extends Ip{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Vp extends Au{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Rn().toVar("directDiffuse"),directSpecular:Rn().toVar("directSpecular"),indirectDiffuse:Rn().toVar("indirectDiffuse"),indirectSpecular:Rn().toVar("indirectSpecular")};return{radiance:Rn().toVar("radiance"),irradiance:Rn().toVar("irradiance"),iblIrradiance:Rn().toVar("iblIrradiance"),ambientOcclusion:yn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const kp=an(Vp);class Gp extends Ip{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const zp=new t;class $p extends ql{static get type(){return"ViewportTextureNode"}constructor(e=od,t=null,r=null){let s=null;null===r?(s=new Q,s.minFilter=Y,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ri.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(zp):i.getDrawingBufferSize?i.getDrawingBufferSize(zp):zp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===zp.width&&n.image.height===zp.height||(n.image.width=zp.width,n.image.height=zp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Wp=an($p).setParameterLength(0,3),Hp=an($p,null,null,{generateMipmaps:!0}).setParameterLength(0,3),qp=Hp(),jp=(e=od,t=null)=>qp.sample(e,t);let Xp=null;class Kp extends $p{static get type(){return"ViewportDepthTextureNode"}constructor(e=od,t=null,r=null){null===r&&(null===Xp&&(Xp=new Z),r=Xp),super(e,t,r)}}const Qp=an(Kp).setParameterLength(0,3);class Yp extends ci{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Yp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Yp.DEPTH_BASE)null!==r&&(s=ig().assign(r));else if(t===Yp.DEPTH)s=e.isPerspectiveCamera?eg(hc.z,Md,Bd):Zp(hc.z,Md,Bd);else if(t===Yp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=rg(r,Md,Bd);s=Zp(e,Md,Bd)}else s=r;else s=Zp(hc.z,Md,Bd);return s}}Yp.DEPTH_BASE="depthBase",Yp.DEPTH="depth",Yp.LINEAR_DEPTH="linearDepth";const Zp=(e,t,r)=>e.add(t).div(t.sub(r)),Jp=cn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),eg=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),tg=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),rg=cn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),sg=(e,t,r)=>{t=t.max(1e-6).toVar();const s=xo(e.negate().div(t)),i=xo(r.div(t));return s.div(i)},ig=an(Yp,Yp.DEPTH_BASE),ng=on(Yp,Yp.DEPTH),ag=an(Yp,Yp.LINEAR_DEPTH).setParameterLength(0,1),og=ag(Qp());ng.assign=e=>ig(e);class ug extends ci{static get type(){return"ClippingNode"}constructor(e=ug.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===ug.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===ug.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return cn(()=>{const r=yn().toVar("distanceToPlane"),s=yn().toVar("distanceToGradient"),i=yn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=ed(t).setGroup(_a);Mp(n,({i:t})=>{const n=e.element(t);r.assign(hc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(yu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=ed(e).setGroup(_a),n=yn(1).toVar("intersectionClipOpacity");Mp(a,({i:e})=>{const i=t.element(e);r.assign(hc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(yu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}Gn.a.mulAssign(i),Gn.a.equal(0).discard()})()}setupDefault(e,t){return cn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=ed(t).setGroup(_a);Mp(r,({i:t})=>{const r=e.element(t);hc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=ed(e).setGroup(_a),r=Tn(!0).toVar("clipped");Mp(s,({i:e})=>{const s=t.element(e);r.assign(hc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),cn(()=>{const s=ed(e).setGroup(_a),i=rd(t.getClipDistance());Mp(r,({i:e})=>{const t=s.element(e),r=hc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}ug.ALPHA_TO_COVERAGE="alphaToCoverage",ug.DEFAULT="default",ug.HARDWARE="hardware";const lg=cn(([e])=>Ro(Ua(1e4,Eo(Ua(17,e.x).add(Ua(.1,e.y)))).mul(Fa(.1,Oo(Eo(Ua(13,e.y).add(e.x))))))),dg=cn(([e])=>lg(_n(lg(e.xy),e.z))),cg=cn(([e])=>{const t=Jo(ko($o(e.xyz)),ko(Wo(e.xyz))),r=yn(1).div(yn(.05).mul(t)).toVar("pixScale"),s=_n(yo(vo(xo(r))),yo(No(xo(r)))),i=_n(dg(vo(s.x.mul(e.xyz))),dg(vo(s.y.mul(e.xyz)))),n=Ro(xo(r)),a=Fa(Ua(n.oneMinus(),i.x),Ua(n,i.y)),o=Zo(n,n.oneMinus()),u=Rn(a.mul(a).div(Ua(2,o).mul(Pa(1,o))),a.sub(Ua(.5,o)).div(Pa(1,o)),Pa(1,Pa(1,a).mul(Pa(1,a)).div(Ua(2,o).mul(Pa(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return gu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class hg extends Il{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const pg=(e=0)=>new hg(e),gg=cn(([e,t])=>Zo(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),mg=cn(([e,t])=>Zo(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),fg=cn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),yg=cn(([e,t])=>pu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),eu(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),bg=cn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Cn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),xg=cn(([e])=>Cn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Tg=cn(([e])=>(gn(e.a.equal(0),()=>Cn(0)),Cn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class _g extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Vs(t.slice(0,-4)),r.getCacheKey());return this.type+ks(e)}build(e){this.setup(e)}setupObserver(e){return new Us(e)}setup(e){e.context.setupNormal=()=>ku(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=ku(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Cn(s,Gn.a).max(0);n=this.setupOutput(e,i),oa.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&oa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Cn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new ug(ug.ALPHA_TO_COVERAGE):e.stack.addToStack(new ug)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new ug(ug.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?sg(hc.z,Md,Bd):Zp(hc.z,Md,Bd))}null!==s&&ng.assign(s).toStack()}setupPositionView(){return rc.mul(uc).xyz}setupModelViewProjection(){return Ld.mul(hc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),mp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Dp(t).toStack(),!0===t.isSkinnedMesh&&wp(t).toStack(),this.displacementMap){const e=Xc("displacementMap","texture"),t=Xc("displacementScale","float"),r=Xc("displacementBias","float");uc.addAssign(xc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Np(t).toStack(),null!==this.positionNode&&uc.assign(ku(this.positionNode,"POSITION","vec3")),uc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&Tn(this.maskNode).not().discard();let s=this.colorNode?Cn(this.colorNode):Lh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(pg())),t.instanceColor){s=kn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=kn("vec3","vBatchColor").mul(s)}Gn.assign(s);const i=this.opacityNode?yn(this.opacityNode):Uh;Gn.a.assign(Gn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?yn(this.alphaTestNode):Bh,!0===this.alphaToCoverage?(Gn.a=yu(n,n.add(Xo(Gn.a)),Gn.a),Gn.a.lessThanEqual(0).discard()):Gn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&Gn.a.lessThan(cg(uc)).discard(),e.isOpaque()&&Gn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Rn(0):Gn.rgb}setupNormal(){return this.normalNode?Rn(this.normalNode):$h}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Xc("envMap","cubeTexture"):Xc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Gp(hp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=pp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Op(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=kp(n,t,r,s)}else null!==r&&(a=Rn(null!==s?pu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&($n.assign(Rn(i||Ph)),a=a.add($n)),a}setupFog(e,t){const r=e.fogNode;return r&&(oa.assign(t),t=Cn(r.toVar())),t}setupPremultipliedAlpha(e,t){return xg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const vg=new ee;class Ng extends _g{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(vg),this.setValues(e)}}const Sg=new te;class Rg extends _g{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Sg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?yn(this.offsetNode):lp,t=this.dashScaleNode?yn(this.dashScaleNode):np,r=this.dashSizeNode?yn(this.dashSizeNode):ap,s=this.gapSizeNode?yn(this.gapSizeNode):op;ua.assign(r),la.assign(s);const i=zu(Ol("lineDistance").mul(t));(e?i.add(e):i).mod(ua.add(la)).greaterThan(ua).discard()}}const Eg=new te;class Ag extends _g{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Eg),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=cn(({start:e,end:t})=>{const r=Ld.element(2).element(2),s=Ld.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Cn(pu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=cn(()=>{const e=Ol("instanceStart"),t=Ol("instanceEnd"),r=Cn(rc.mul(Cn(e,1))).toVar("start"),s=Cn(rc.mul(Cn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?yn(this.dashScaleNode):np,t=this.offsetNode?yn(this.offsetNode):lp,r=Ol("instanceDistanceStart"),s=Ol("instanceDistanceEnd");let i=oc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),kn("float","lineDistance").assign(i)}n&&(kn("vec3","worldStart").assign(r.xyz),kn("vec3","worldEnd").assign(s.xyz));const o=dd.z.div(dd.w),u=Ld.element(2).element(3).equal(-1);gn(u,()=>{gn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Ld.mul(r),d=Ld.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Cn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=pu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=kn("vec4","worldPos");o.assign(oc.y.lessThan(.5).select(r,s));const u=up.mul(.5);o.addAssign(Cn(oc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Cn(oc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Cn(a.mul(u),0)),gn(oc.y.greaterThan(1).or(oc.y.lessThan(0)),()=>{o.subAssign(Cn(a.mul(2).mul(u),0))})),g.assign(Ld.mul(o));const l=Rn().toVar();l.assign(oc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=_n(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(oc.x.lessThan(0).select(e.negate(),e)),gn(oc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(oc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(up)),e.assign(e.div(dd.w.div(ad))),g.assign(oc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Cn(e,0,0)))}return g})();const o=cn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return _n(h,p)});if(this.colorNode=cn(()=>{const e=Vl();if(i){const t=this.dashSizeNode?yn(this.dashSizeNode):ap,r=this.gapSizeNode?yn(this.gapSizeNode):op;ua.assign(t),la.assign(r);const s=kn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(ua.add(la)).greaterThan(ua).discard()}const a=yn(1).toVar("alpha");if(n){const e=kn("vec3","worldStart"),s=kn("vec3","worldEnd"),n=kn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Rn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(up);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(yu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=yn(s.fwidth()).toVar("dlen");gn(e.y.abs().greaterThan(1),()=>{a.assign(yu(i.oneMinus(),i.add(1),s).oneMinus())})}else gn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Ol("instanceColorStart"),t=Ol("instanceColorEnd");u=oc.y.lessThan(.5).select(e,t).mul(Lh)}else u=Lh;return Cn(u,a)})(),this.transparent){const e=this.opacityNode?yn(this.opacityNode):Uh;this.outputNode=Cn(this.colorNode.rgb.mul(e).add(jp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const wg=new se;class Cg extends _g{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(wg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?yn(this.opacityNode):Uh;Gn.assign(Ku(Cn(_h(Nc),e),ie))}}const Mg=cn(([e=cc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return _n(t,r)});class Bg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Mg(cc),a=new _g;a.colorNode=Xl(t,n,0),a.side=F,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Y&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Lg=new WeakMap;class Fg extends gi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=zc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ri.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Lg.has(e)){const t=Lg.get(e);Ug(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Bg(r.height);s.fromEquirectangularTexture(t,e),Ug(s.texture,e.mapping),this._cubeTexture=s.texture,Lg.set(e,s.texture),e.addEventListener("dispose",Pg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Pg(e){const t=e.target;t.removeEventListener("dispose",Pg);const r=Lg.get(t);void 0!==r&&(Lg.delete(t),r.dispose())}function Ug(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Dg=an(Fg).setParameterLength(1);class Ig extends Ip{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Dg(this.envNode)}}class Og extends Ip{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=yn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Vg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class kg extends Vg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Cn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Cn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(Gn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(pu(s.rgb,s.rgb.mul(i.rgb),Vh.mul(kh)));break;case ge:s.rgb.assign(pu(s.rgb,i.rgb,Vh.mul(kh)));break;case pe:s.rgb.addAssign(i.rgb.mul(Vh.mul(kh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Gg=new fe;class zg extends _g{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Gg),this.setValues(e)}setupNormal(){return yc(_c)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Ig(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Og(hp)),t}setupOutgoingLight(){return Gn.rgb}setupLightingModel(){return new kg}}const $g=cn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Wg=cn(e=>e.diffuseColor.mul(1/Math.PI)),Hg=cn(({dotNH:e})=>aa.mul(yn(.5)).add(1).mul(yn(1/Math.PI)).mul(e.pow(aa))),qg=cn(({lightDirection:e})=>{const t=e.add(pc).normalize(),r=Nc.dot(t).clamp(),s=pc.dot(t).clamp(),i=$g({f0:sa,f90:1,dotVH:s}),n=yn(.25),a=Hg({dotNH:r});return i.mul(n).mul(a)});class jg extends kg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Nc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Wg({diffuseColor:Gn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(qg({lightDirection:e})).mul(Vh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Wg({diffuseColor:Gn}))),s.indirectDiffuse.mulAssign(t)}}const Xg=new ye;class Kg extends _g{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Ig(t):null}setupLightingModel(){return new jg(!1)}}const Qg=new be;class Yg extends _g{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Qg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Ig(t):null}setupLightingModel(){return new jg}setupVariants(){const e=(this.shininessNode?yn(this.shininessNode):Fh).max(1e-4);aa.assign(e);const t=this.specularNode||Dh;sa.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Zg=cn(e=>{if(!1===e.geometry.hasAttribute("normal"))return yn(0);const t=_c.dFdx().abs().max(_c.dFdy().abs());return t.x.max(t.y).max(t.z)}),Jg=cn(e=>{const{roughness:t}=e,r=Zg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),em=cn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Da(.5,i.add(n).max(no))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),tm=cn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Rn(e.mul(r),t.mul(s),a).length()),l=a.mul(Rn(e.mul(i),t.mul(n),o).length());return Da(.5,u.add(l).max(no))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),rm=cn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),sm=yn(1/Math.PI),im=cn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Rn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return sm.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),nm=cn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Nc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(pc).normalize(),d=n.dot(e).clamp(),c=n.dot(pc).clamp(),h=n.dot(l).clamp(),p=pc.dot(l).clamp();let g,m,f=$g({f0:t,f90:r,dotVH:p});if(Zi(a)&&(f=Qn.mix(f,i)),Zi(o)){const t=ta.dot(e),r=ta.dot(pc),s=ta.dot(l),i=ra.dot(e),n=ra.dot(pc),a=ra.dot(l);g=tm({alphaT:Jn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=im({alphaT:Jn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=em({alpha:u,dotNL:d,dotNV:c}),m=rm({alpha:u,dotNH:h});return f.mul(g).mul(m)}),am=new 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om=null;const um=cn(({roughness:e,dotNV:t})=>{null===om&&(om=new xe(am,16,16,$,Te),om.name="DFG_LUT",om.minFilter=le,om.magFilter=le,om.wrapS=_e,om.wrapT=_e,om.generateMipmaps=!1,om.needsUpdate=!0);const r=_n(e,t);return Xl(om,r).rg}),lm=cn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=nm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Nc.dot(e).clamp(),l=Nc.dot(pc).clamp(),d=um({roughness:s,dotNV:l}),c=um({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=yn(1).sub(g),y=yn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(yn(1).sub(f.mul(y).mul(b).mul(b)).add(no)),T=f.mul(y),_=x.mul(T);return o.add(_)}),dm=cn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=um({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),cm=cn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Rn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),hm=cn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=yn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return yn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),pm=cn(({dotNV:e,dotNL:t})=>yn(1).div(yn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),gm=cn(({lightDirection:e})=>{const t=e.add(pc).normalize(),r=Nc.dot(e).clamp(),s=Nc.dot(pc).clamp(),i=Nc.dot(t).clamp(),n=hm({roughness:Kn,dotNH:i}),a=pm({dotNV:s,dotNL:r});return Xn.mul(n).mul(a)}),mm=cn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=_n(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),fm=cn(({f:e})=>{const t=e.length();return Jo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),ym=cn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,Jo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),bm=cn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Rn().toVar();return gn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Pn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Rn(0).toVar();f.addAssign(ym({v1:h,v2:p})),f.addAssign(ym({v1:p,v2:g})),f.addAssign(ym({v1:g,v2:m})),f.addAssign(ym({v1:m,v2:h})),c.assign(Rn(fm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),xm=cn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Rn().toVar();return gn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Rn(0).toVar();d.addAssign(ym({v1:n,v2:a})),d.addAssign(ym({v1:a,v2:o})),d.addAssign(ym({v1:o,v2:l})),d.addAssign(ym({v1:l,v2:n})),u.assign(Rn(fm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Tm=1/6,_m=e=>Ua(Tm,Ua(e,Ua(e,e.negate().add(3)).sub(3)).add(1)),vm=e=>Ua(Tm,Ua(e,Ua(e,Ua(3,e).sub(6))).add(4)),Nm=e=>Ua(Tm,Ua(e,Ua(e,Ua(-3,e).add(3)).add(3)).add(1)),Sm=e=>Ua(Tm,au(e,3)),Rm=e=>_m(e).add(vm(e)),Em=e=>Nm(e).add(Sm(e)),Am=e=>Fa(-1,vm(e).div(_m(e).add(vm(e)))),wm=e=>Fa(1,Sm(e).div(Nm(e).add(Sm(e)))),Cm=(e,t,r)=>{const s=e.uvNode,i=Ua(s,t.zw).add(.5),n=vo(i),a=Ro(i),o=Rm(a.x),u=Em(a.x),l=Am(a.x),d=wm(a.x),c=Am(a.y),h=wm(a.y),p=_n(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=_n(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=_n(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=_n(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Rm(a.y).mul(Fa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Em(a.y).mul(Fa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Mm=cn(([e,t])=>{const r=_n(e.size(bn(t))),s=_n(e.size(bn(t.add(1)))),i=Da(1,r),n=Da(1,s),a=Cm(e,Cn(i,r),vo(t)),o=Cm(e,Cn(n,s),No(t));return Ro(t).mix(a,o)}),Bm=cn(([e,t])=>{const r=t.mul($l(e));return Mm(e,r)}),Lm=cn(([e,t,r,s,i])=>{const n=Rn(fu(t.negate(),So(e),Da(1,s))),a=Rn(ko(i[0].xyz),ko(i[1].xyz),ko(i[2].xyz));return So(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Fm=cn(([e,t])=>e.mul(gu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Pm=Hp(),Um=jp(),Dm=cn(([e,t,r],{material:s})=>{const i=(s.side===F?Pm:Um).sample(e),n=xo(ud.x).mul(Fm(t,r));return Mm(i,n)}),Im=cn(([e,t,r])=>(gn(r.notEqual(0),()=>{const s=bo(t).negate().div(r);return fo(s.negate().mul(e))}),Rn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Om=cn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Cn().toVar(),f=Rn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Rn(d.sub(i),d,d.add(i));Mp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Lm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Cn(y,1))),x=_n(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(_n(x.x,x.y.oneMinus()));const T=Dm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Im(ko(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Lm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Cn(n,1))),y=_n(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(_n(y.x,y.y.oneMinus())),m=Dm(y,r,d),f=s.mul(Im(ko(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Rn(dm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Cn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Vm=Pn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),km=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Gm=cn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=pu(e,t,yu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();gn(a.lessThan(0),()=>Rn(1));const o=a.sqrt(),u=km(n,e),l=$g({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=yn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Rn(1).add(t).div(Rn(1).sub(t))})(i.clamp(0,.9999)),g=km(p,n.toVec3()),m=$g({f0:g,f90:1,dotVH:o}),f=Rn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Rn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Rn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Mp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Rn(54856e-17,44201e-17,52481e-17),i=Rn(1681e3,1795300,2208400),n=Rn(43278e5,93046e5,66121e5),a=yn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Rn(o.x.add(a),o.y,o.z).div(1.0685e-7),Vm.mul(o)})(yn(e).mul(y),yn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Rn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),zm=cn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=yn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=yn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),$m=Rn(.04),Wm=yn(1);class Hm extends Vg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Rn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Rn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Rn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Rn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Rn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Nc.dot(pc).clamp(),t=Gm({outsideIOR:yn(1),eta2:Yn,cosTheta1:e,thinFilmThickness:Zn,baseF0:sa}),r=Gm({outsideIOR:yn(1),eta2:Yn,cosTheta1:e,thinFilmThickness:Zn,baseF0:Gn.rgb});this.iridescenceFresnel=pu(t,r,Hn),this.iridescenceF0Dielectric=cm({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=cm({f:r,f90:1,dotVH:e}),this.iridescenceF0=pu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Hn)}if(!0===this.transmission){const t=dc,r=Id.sub(dc).normalize(),s=Sc,i=e.context;i.backdrop=Om(s,r,Wn,zn,ia,na,t,Kd,Pd,Ld,ca,pa,ma,ga,this.dispersion?fa:null),i.backdropAlpha=ha,Gn.a.mulAssign(pu(1,i.backdrop.a,ha))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Nc.dot(pc).clamp(),a=um({roughness:Wn,dotNV:n}),o=i?Qn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Nc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(gm({lightDirection:e})));const t=zm({normal:Nc,viewDir:pc,roughness:Kn}),r=zm({normal:Nc,viewDir:e,roughness:Kn}),i=Xn.r.max(Xn.g).max(Xn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Rc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(nm({lightDirection:e,f0:$m,f90:Wm,roughness:jn,normalView:Rc})))}r.directDiffuse.addAssign(s.mul(Wg({diffuseColor:zn}))),r.directSpecular.addAssign(s.mul(lm({lightDirection:e,f0:ia,f90:1,roughness:Wn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Nc,h=pc,p=hc.toVar(),g=mm({N:c,V:h,roughness:Wn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Pn(Rn(m.x,0,m.y),Rn(0,1,0),Rn(m.z,0,m.w)).toVar(),b=ia.mul(f.x).add(na.sub(ia).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(bm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(zn).mul(bm({N:c,V:h,P:p,mInv:Pn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Rc,r=mm({N:t,V:h,roughness:jn}),s=n.sample(r),i=a.sample(r),c=Pn(Rn(s.x,0,s.y),Rn(0,1,0),Rn(s.z,0,s.w)),g=$m.mul(i.x).add(Wm.sub($m).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(bm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Wg({diffuseColor:zn})).toVar();if(!0===this.sheen){const e=zm({normal:Nc,viewDir:pc,roughness:Kn}),t=Xn.r.max(Xn.g).max(Xn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Xn,zm({normal:Nc,viewDir:pc,roughness:Kn}))),!0===this.clearcoat){const e=Rc.dot(pc).clamp(),t=dm({dotNV:e,specularColor:$m,specularF90:Wm,roughness:jn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Rn().toVar("singleScatteringDielectric"),n=Rn().toVar("multiScatteringDielectric"),a=Rn().toVar("singleScatteringMetallic"),o=Rn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,na,sa,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,na,Gn.rgb,this.iridescenceF0Metallic);const u=pu(i,a,Hn),l=pu(n,o,Hn),d=i.add(n),c=zn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=zm({normal:Nc,viewDir:pc,roughness:Kn}),t=Xn.r.max(Xn.g).max(Xn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Nc.dot(pc).clamp().add(t),i=Wn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Rc.dot(pc).clamp(),r=$g({dotVH:e,f0:$m,f90:Wm}),s=t.mul(qn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(qn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const qm=yn(1),jm=yn(-2),Xm=yn(.8),Km=yn(-1),Qm=yn(.4),Ym=yn(2),Zm=yn(.305),Jm=yn(3),ef=yn(.21),tf=yn(4),rf=yn(4),sf=yn(16),nf=cn(([e])=>{const t=Rn(Oo(e)).toVar(),r=yn(-1).toVar();return gn(t.x.greaterThan(t.z),()=>{gn(t.x.greaterThan(t.y),()=>{r.assign(Eu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(Eu(e.y.greaterThan(0),1,4))})}).Else(()=>{gn(t.z.greaterThan(t.y),()=>{r.assign(Eu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(Eu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),af=cn(([e,t])=>{const r=_n().toVar();return gn(t.equal(0),()=>{r.assign(_n(e.z,e.y).div(Oo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(_n(e.x.negate(),e.z.negate()).div(Oo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(_n(e.x.negate(),e.y).div(Oo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(_n(e.z.negate(),e.y).div(Oo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(_n(e.x.negate(),e.z).div(Oo(e.y)))}).Else(()=>{r.assign(_n(e.x,e.y).div(Oo(e.z)))}),Ua(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),of=cn(([e])=>{const t=yn(0).toVar();return gn(e.greaterThanEqual(Xm),()=>{t.assign(qm.sub(e).mul(Km.sub(jm)).div(qm.sub(Xm)).add(jm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Xm.sub(e).mul(Ym.sub(Km)).div(Xm.sub(Qm)).add(Km))}).ElseIf(e.greaterThanEqual(Zm),()=>{t.assign(Qm.sub(e).mul(Jm.sub(Ym)).div(Qm.sub(Zm)).add(Ym))}).ElseIf(e.greaterThanEqual(ef),()=>{t.assign(Zm.sub(e).mul(tf.sub(Jm)).div(Zm.sub(ef)).add(Jm))}).Else(()=>{t.assign(yn(-2).mul(xo(Ua(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),uf=cn(([e,t])=>{const r=e.toVar();r.assign(Ua(2,r).sub(1));const s=Rn(r,1).toVar();return gn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),lf=cn(([e,t,r,s,i,n])=>{const a=yn(r),o=Rn(t),u=gu(of(a),jm,n),l=Ro(u),d=vo(u),c=Rn(df(e,o,d,s,i,n)).toVar();return gn(l.notEqual(0),()=>{const t=Rn(df(e,o,d.add(1),s,i,n)).toVar();c.assign(pu(c,t,l))}),c}),df=cn(([e,t,r,s,i,n])=>{const a=yn(r).toVar(),o=Rn(t),u=yn(nf(o)).toVar(),l=yn(Jo(rf.sub(a),0)).toVar();a.assign(Jo(a,rf));const d=yn(yo(a)).toVar(),c=_n(af(o,u).mul(d.sub(2)).add(1)).toVar();return gn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ua(3,sf))),c.y.addAssign(Ua(4,yo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(_n(),_n())}),cf=cn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=wo(s),l=r.mul(u).add(i.cross(r).mul(Eo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return df(e,l,t,n,a,o)}),hf=cn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Rn(Eu(t,r,nu(r,s))).toVar();gn(h.equal(Rn(0)),()=>{h.assign(Rn(s.z,0,s.x.negate()))}),h.assign(So(h));const p=Rn().toVar();return p.addAssign(i.element(0).mul(cf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Mp({start:bn(1),end:e},({i:e})=>{gn(e.greaterThanEqual(n),()=>{Bp()});const t=yn(a.mul(yn(e))).toVar();p.addAssign(i.element(e).mul(cf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(cf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Cn(p,1)}),pf=cn(([e])=>{const t=xn(e).toVar();return t.assign(t.shiftLeft(xn(16)).bitOr(t.shiftRight(xn(16)))),t.assign(t.bitAnd(xn(1431655765)).shiftLeft(xn(1)).bitOr(t.bitAnd(xn(2863311530)).shiftRight(xn(1)))),t.assign(t.bitAnd(xn(858993459)).shiftLeft(xn(2)).bitOr(t.bitAnd(xn(3435973836)).shiftRight(xn(2)))),t.assign(t.bitAnd(xn(252645135)).shiftLeft(xn(4)).bitOr(t.bitAnd(xn(4042322160)).shiftRight(xn(4)))),t.assign(t.bitAnd(xn(16711935)).shiftLeft(xn(8)).bitOr(t.bitAnd(xn(4278255360)).shiftRight(xn(8)))),yn(t).mul(2.3283064365386963e-10)}),gf=cn(([e,t])=>_n(yn(e).div(yn(t)),pf(e))),mf=cn(([e,t,r])=>{const s=r.mul(r).toConst(),i=Rn(1,0,0).toConst(),n=nu(t,i).toConst(),a=To(e.x).toConst(),o=Ua(2,3.14159265359).mul(e.y).toConst(),u=a.mul(wo(o)).toConst(),l=a.mul(Eo(o)).toVar(),d=Ua(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(To(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(To(Jo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return So(Rn(s.mul(c.x),s.mul(c.y),Jo(0,c.z)))}),ff=cn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Rn(s).toVar(),l=Rn(0).toVar(),d=yn(0).toVar();return gn(e.lessThan(.001),()=>{l.assign(df(r,u,t,n,a,o))}).Else(()=>{const s=Eu(Oo(u.z).lessThan(.999),Rn(0,0,1),Rn(1,0,0)),c=So(nu(s,u)).toVar(),h=nu(u,c).toVar();Mp({start:xn(0),end:i},({i:s})=>{const p=gf(s,i),g=mf(p,Rn(0,0,1),e),m=So(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=So(m.mul(iu(u,m).mul(2)).sub(u)),y=Jo(iu(u,f),0);gn(y.greaterThan(0),()=>{const e=df(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),gn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Cn(l,1)}),yf=[.125,.215,.35,.446,.526,.582],bf=20,xf=new Ne(-1,1,1,-1,0,1),Tf=new Se(90,1),_f=new e;let vf=null,Nf=0,Sf=0;const Rf=new r,Ef=new WeakMap,Af=[3,1,5,0,4,2],wf=uf(Vl(),Ol("faceIndex")).normalize(),Cf=Rn(wf.x,wf.y,wf.z);class Mf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Rf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}vf=this._renderer.getRenderTarget(),Nf=this._renderer.getActiveCubeFace(),Sf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Ff(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Pf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=yf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Af[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=ed(new Array(bf).fill(0)),n=Sa(new r(0,1,0)),a=Sa(0),o=yn(bf),u=Sa(0),l=Sa(1),d=Xl(),c=Sa(0),h=yn(1/t),p=yn(1/s),g=yn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Cf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Lf("blur");return f.fragmentNode=hf({...m,latitudinal:u.equal(1)}),Ef.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Xl(),i=Sa(0),n=Sa(0),a=yn(1/t),o=yn(1/r),u=yn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Lf("ggx");return d.fragmentNode=ff({...l,N_immutable:Cf,GGX_SAMPLES:xn(512)}),Ef.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,xf)}_sceneToCubeUV(e,t,r,s,i){const n=Tf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(_f),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:F,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(_f),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Ff(e)):null===this._equirectMaterial&&(this._equirectMaterial=Pf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,xf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,xf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,xf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Ef.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):bf;f>bf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,xf)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function Bf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ee,colorSpace:Re});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Lf(e){const t=new _g;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Ff(e){const t=Lf("cubemap");return t.fragmentNode=zc(e,Cf),t}function Pf(e){const t=Lf("equirect");return t.fragmentNode=Xl(e,Mg(Cf),0),t}const Uf=new WeakMap;function Df(e,t,r){const s=function(e){let t=Uf.get(e);void 0===t&&(t=new WeakMap,Uf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class If extends gi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Xl(s),this._width=Sa(0),this._height=Sa(0),this._maxMip=Sa(0),this.updateBeforeType=ri.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Df(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Mf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=Pc.mul(Rn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),lf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Of=an(If).setParameterLength(1,3),Vf=new WeakMap;class kf extends Ip{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Of(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Th:Nc,i=r.context(Gf(Wn,s)).mul(Fc),n=r.context(zf(Sc)).mul(Math.PI).mul(Fc),a=_l(i),o=_l(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Gf(jn,Rc)).mul(Fc),t=_l(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Vf.get(e);return void 0===t&&(t=new WeakMap,Vf.set(e,t)),t}}const Gf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=pc.negate().reflect(t),r=lu(e).mix(r,t).normalize(),r=r.transformDirection(Pd)),r),getTextureLevel:()=>e}},zf=e=>({getUV:()=>e,getTextureLevel:()=>yn(1)}),$f=new Ce;class Wf extends _g{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues($f),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new kf(t):null}setupLightingModel(){return new Hm}setupSpecular(){const e=pu(Rn(.04),Gn.rgb,Hn);sa.assign(Rn(.04)),ia.assign(e),na.assign(1)}setupVariants(){const e=this.metalnessNode?yn(this.metalnessNode):zh;Hn.assign(e);let t=this.roughnessNode?yn(this.roughnessNode):Gh;t=Jg({roughness:t}),Wn.assign(t),this.setupSpecular(),zn.assign(Gn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const Hf=new Me;class qf extends Wf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(Hf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?yn(this.iorNode):rp;ca.assign(e),sa.assign(Zo(ou(ca.sub(1).div(ca.add(1))).mul(Oh),Rn(1)).mul(Ih)),ia.assign(pu(sa,Gn.rgb,Hn)),na.assign(pu(Ih,1,Hn))}setupLightingModel(){return new Hm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?yn(this.clearcoatNode):Wh,t=this.clearcoatRoughnessNode?yn(this.clearcoatRoughnessNode):Hh;qn.assign(e),jn.assign(Jg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Rn(this.sheenNode):Xh,t=this.sheenRoughnessNode?yn(this.sheenRoughnessNode):Kh;Xn.assign(e),Kn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?yn(this.iridescenceNode):Yh,t=this.iridescenceIORNode?yn(this.iridescenceIORNode):Zh,r=this.iridescenceThicknessNode?yn(this.iridescenceThicknessNode):Jh;Qn.assign(e),Yn.assign(t),Zn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?_n(this.anisotropyNode):Qh).toVar();ea.assign(e.length()),gn(ea.equal(0),()=>{e.assign(_n(1,0))}).Else(()=>{e.divAssign(_n(ea)),ea.assign(ea.saturate())}),Jn.assign(ea.pow2().mix(Wn.pow2(),1)),ta.assign(bh[0].mul(e.x).add(bh[1].mul(e.y))),ra.assign(bh[1].mul(e.x).sub(bh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?yn(this.transmissionNode):ep,t=this.thicknessNode?yn(this.thicknessNode):tp,r=this.attenuationDistanceNode?yn(this.attenuationDistanceNode):sp,s=this.attenuationColorNode?Rn(this.attenuationColorNode):ip;if(ha.assign(e),pa.assign(t),ga.assign(r),ma.assign(s),this.useDispersion){const e=this.dispersionNode?yn(this.dispersionNode):cp;fa.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Rn(this.clearcoatNormalNode):qh}setup(e){e.context.setupClearcoatNormal=()=>ku(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class jf extends Hm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Nc.mul(a)).normalize(),h=yn(pc.dot(c.negate()).saturate().pow(l).mul(d)),p=Rn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Xf extends qf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=yn(.1),this.thicknessAmbientNode=yn(0),this.thicknessAttenuationNode=yn(.1),this.thicknessPowerNode=yn(2),this.thicknessScaleNode=yn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new jf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Kf=cn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=_n(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Xc("gradientMap","texture").context({getUV:()=>i});return Rn(e.r)}{const e=i.fwidth().mul(.5);return pu(Rn(.7),Rn(1),yu(yn(.7).sub(e.x),yn(.7).add(e.x),i.x))}});class Qf extends Vg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Kf({normal:bc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Wg({diffuseColor:Gn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Wg({diffuseColor:Gn}))),s.indirectDiffuse.mulAssign(t)}}const Yf=new Be;class Zf extends _g{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Yf),this.setValues(e)}setupLightingModel(){return new Qf}}const Jf=cn(()=>{const e=Rn(pc.z,0,pc.x.negate()).normalize(),t=pc.cross(e);return _n(e.dot(Nc),t.dot(Nc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),ey=new Le;class ty extends _g{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(ey),this.setValues(e)}setupVariants(e){const t=Jf;let r;r=e.material.matcap?Xc("matcap","texture").context({getUV:()=>t}):Rn(pu(.2,.8,t.y)),Gn.rgb.mulAssign(r.rgb)}}class ry extends gi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Fn(e,s,s.negate(),e).mul(r)}{const e=t,s=Un(Cn(1,0,0,0),Cn(0,wo(e.x),Eo(e.x).negate(),0),Cn(0,Eo(e.x),wo(e.x),0),Cn(0,0,0,1)),i=Un(Cn(wo(e.y),0,Eo(e.y),0),Cn(0,1,0,0),Cn(Eo(e.y).negate(),0,wo(e.y),0),Cn(0,0,0,1)),n=Un(Cn(wo(e.z),Eo(e.z).negate(),0,0),Cn(Eo(e.z),wo(e.z),0,0),Cn(0,0,1,0),Cn(0,0,0,1));return s.mul(i).mul(n).mul(Cn(r,1)).xyz}}}const sy=an(ry).setParameterLength(2),iy=new Fe;class ny extends _g{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(iy),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=rc.mul(Rn(s||0));let u=_n(Kd[0].xyz.length(),Kd[1].xyz.length());null!==n&&(u=u.mul(_n(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=oc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Yu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=yn(i||jh),c=sy(l,d);return Cn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ay=new Pe,oy=new t;class uy extends ny{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ay),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return rc.mul(Rn(e||uc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?_n(n):dp;u=u.mul(ad),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ly.div(hc.z.negate()))),i&&i.isNode&&(u=u.mul(_n(i)));let l=oc.xy;if(s&&s.isNode){const e=yn(s);l=sy(l,e)}return l=l.mul(u),l=l.div(cd.div(2)),l=l.mul(o.w),o=o.add(Cn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ly=Sa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(oy);this.value=.5*t.y});class dy extends Vg{constructor(){super(),this.shadowNode=yn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){Gn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(Gn.rgb)}}const cy=new Ue;class hy extends _g{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(cy),this.setValues(e)}setupLightingModel(){return new dy}}const py=Vn("vec3"),gy=Vn("vec3"),my=Vn("vec3");class fy extends Vg{constructor(){super()}start(e){const{material:t}=e,r=Vn("vec3"),s=Vn("vec3");gn(Id.sub(dc).length().greaterThan(Jd.mul(2)),()=>{r.assign(Id),s.assign(dc)}).Else(()=>{r.assign(dc),s.assign(Id)});const i=s.sub(r),n=Sa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=yn(0).toVar(),l=Rn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Mp(n,()=>{const s=r.add(o.mul(u)),i=Pd.mul(Cn(s,1)).xyz;let n;null!==t.depthNode&&(gy.assign(ag(eg(i.z,Md,Bd))),e.context.sceneDepthNode=ag(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,py.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&py.mulAssign(n);const d=py.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),my.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?gn(r.greaterThanEqual(gy),()=>{py.addAssign(e)}):py.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(xm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(my)}}class yy extends _g{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=F,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new fy}}class by{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class xy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Vs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Gs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Gs(e,1)),e=Gs(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const vy=[];class Ny{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);vy[0]=e,vy[1]=t,vy[2]=n,vy[3]=i;let l=u.get(vy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(vy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),vy[0]=null,vy[1]=null,vy[2]=null,vy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new xy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new _y(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class Sy{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Ry=1,Ey=2,Ay=3,wy=4,Cy=16;class My extends Sy{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===Ry?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ey?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Ay?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===wy&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=By(e),i.__id=Ly(e),i}class Py extends Sy{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Ay):this.updateAttribute(e,Ry);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ey);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,wy)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Fy(t),e.set(t,r)):r.version===By(t)&&r.__id===Ly(t)||(this.attributes.delete(r),r=Fy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Uy{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==K||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ke||(r=3);let s=t*r;e.type===Qe||e.type===Ye?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Dy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Iy extends Dy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Oy extends Dy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Vy=0;class ky{constructor(e,t,r,s=null,i=null){this.id=Vy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Gy extends Sy{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new ky(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new ky(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new ky(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Oy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Iy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class zy extends Sy{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?wy:Ay;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?wy:Ay,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function $y(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Wy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Hy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===P&&!1===e.forceSinglePass}class qy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Hy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Hy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||$y),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Wy),this.transparent.length>1&&this.transparent.sort(t||Wy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Jy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),hn(r),e.removeActiveStack(this),o}}const ib=an(sb).setParameterLength(0,1);class nb extends ci{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=js(i),a=Xs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class ab extends ci{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ob extends ci{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew mb(e,"uint","float"),bb={};class xb extends io{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(fb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return xn;case"int":return bn;case"uvec2":return Nn;case"uvec3":return An;case"uvec4":return Bn;case"ivec2":return vn;case"ivec3":return En;case"ivec4":return Mn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return cn(([e])=>{const s=xn(0);this._resolveElementType(e,s,t);const i=yn(s.bitAnd(Go(s))),n=yb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return cn(([e])=>{gn(e.equal(xn(0)),()=>xn(32));const s=xn(0),i=xn(0);return this._resolveElementType(e,s,t),gn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),gn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),gn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),gn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),gn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return cn(([e])=>{const s=xn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(xn(1)).bitAnd(xn(1431655765)))),s.assign(s.bitAnd(xn(858993459)).add(s.shiftRight(xn(2)).bitAnd(xn(858993459))));const i=s.add(s.shiftRight(xn(4))).bitAnd(xn(252645135)).mul(xn(16843009)).shiftRight(xn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return cn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}xb.COUNT_TRAILING_ZEROS="countTrailingZeros",xb.COUNT_LEADING_ZEROS="countLeadingZeros",xb.COUNT_ONE_BITS="countOneBits";const Tb=un(xb,xb.COUNT_TRAILING_ZEROS).setParameterLength(1),_b=un(xb,xb.COUNT_LEADING_ZEROS).setParameterLength(1),vb=un(xb,xb.COUNT_ONE_BITS).setParameterLength(1),Nb=cn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),Sb=(e,t)=>au(Ua(4,e.mul(Pa(1,e))),t);class Rb extends gi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Eb=un(Rb,"snorm").setParameterLength(1),Ab=un(Rb,"unorm").setParameterLength(1),wb=un(Rb,"float16").setParameterLength(1);class Cb extends gi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Mb=un(Cb,"snorm").setParameterLength(1),Bb=un(Cb,"unorm").setParameterLength(1),Lb=un(Cb,"float16").setParameterLength(1),Fb=cn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Pb=cn(([e])=>Rn(Fb(e.z.add(Fb(e.y.mul(1)))),Fb(e.z.add(Fb(e.x.mul(1)))),Fb(e.y.add(Fb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Ub=cn(([e,t,r])=>{const s=Rn(e).toVar(),i=yn(1.4).toVar(),n=yn(0).toVar(),a=Rn(s).toVar();return Mp({start:yn(0),end:yn(3),type:"float",condition:"<="},()=>{const e=Rn(Pb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(yn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=yn(Fb(s.z.add(Fb(s.x.add(Fb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Db extends ci{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Ib=an(Db),Ob=e=>(...t)=>Ib(e,...t),Vb=Sa(0).setGroup(_a).onRenderUpdate(e=>e.time),kb=Sa(0).setGroup(_a).onRenderUpdate(e=>e.deltaTime),Gb=Sa(0,"uint").setGroup(_a).onRenderUpdate(e=>e.frameId);const zb=cn(([e,t,r=_n(.5)])=>sy(e.sub(r),t).add(r)),$b=cn(([e,t,r=_n(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Wb=cn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Kd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Kd;const i=Pd.mul(s);return Zi(t)&&(i[0][0]=Kd[0].length(),i[0][1]=0,i[0][2]=0),Zi(r)&&(i[1][0]=0,i[1][1]=Kd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Ld.mul(i).mul(uc)}),Hb=cn(([e=null])=>{const t=ag();return ag(Qp(e)).sub(t).lessThan(0).select(od,e)}),qb=cn(([e,t=Vl(),r=yn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=_n(a,o);return t.add(l).mul(u)}),jb=cn(([e,t=null,r=null,s=yn(1),i=uc,n=xc])=>{let a=n.abs().normalize();a=a.div(a.dot(Rn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Xl(d,o).mul(a.x),g=Xl(c,u).mul(a.y),m=Xl(h,l).mul(a.z);return Fa(p,g,m)}),Xb=new ut,Kb=new r,Qb=new r,Yb=new r,Zb=new a,Jb=new r(0,0,-1),ex=new s,tx=new r,rx=new r,sx=new s,ix=new t,nx=new ne,ax=od.flipX();nx.depthTexture=new Z(1,1);let ox=!1;class ux extends ql{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||nx.texture,ax),this._reflectorBaseNode=e.reflector||new lx(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new ux({defaultTexture:nx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class lx extends ci{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ri.RENDER:ri.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(ix),e.setSize(Math.round(ix.width*r),Math.round(ix.height*r))}setup(e){return this._updateResolution(nx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ox)return!1;ox=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(ix),this._updateResolution(o,s),Qb.setFromMatrixPosition(n.matrixWorld),Yb.setFromMatrixPosition(r.matrixWorld),Zb.extractRotation(n.matrixWorld),Kb.set(0,0,1),Kb.applyMatrix4(Zb),tx.subVectors(Qb,Yb);let u=!1;if(!0===tx.dot(Kb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ox=!1);u=!0}tx.reflect(Kb).negate(),tx.add(Qb),Zb.extractRotation(r.matrixWorld),Jb.set(0,0,-1),Jb.applyMatrix4(Zb),Jb.add(Yb),rx.subVectors(Qb,Jb),rx.reflect(Kb).negate(),rx.add(Qb),a.coordinateSystem=r.coordinateSystem,a.position.copy(tx),a.up.set(0,1,0),a.up.applyMatrix4(Zb),a.up.reflect(Kb),a.lookAt(rx),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Xb.setFromNormalAndCoplanarPoint(Kb,Qb),Xb.applyMatrix4(a.matrixWorldInverse),ex.set(Xb.normal.x,Xb.normal.y,Xb.normal.z,Xb.constant);const l=a.projectionMatrix;sx.x=(Math.sign(ex.x)+l.elements[8])/l.elements[0],sx.y=(Math.sign(ex.y)+l.elements[9])/l.elements[5],sx.z=-1,sx.w=(1+l.elements[10])/l.elements[14],ex.multiplyScalar(1/ex.dot(sx));l.elements[2]=ex.x,l.elements[6]=ex.y,l.elements[10]=s.coordinateSystem===h?ex.z-0:ex.z+1-0,l.elements[14]=ex.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ox=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const dx=new Ne(-1,1,1,-1,0,1);class cx extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const hx=new cx;class px extends oe{constructor(e=null){super(hx,e),this.camera=dx,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,dx)}render(e){e.render(this,dx)}}const gx=new t;class mx extends ql{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,Vl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new px(new _g),this.updateBeforeType=ri.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(gx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new ql(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const fx=(e,...t)=>new mx(tn(e),...t),yx=cn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=_n(e.x,e.y.oneMinus()).mul(2).sub(1),i=Cn(Rn(e,t),1)):i=Cn(Rn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Cn(r.mul(i));return n.xyz.div(n.w)}),bx=cn(([e,t])=>{const r=t.mul(Cn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return _n(s.x,s.y.oneMinus())}),xx=cn(([e,t,r])=>{const s=Gl(Kl(t)),i=vn(e.mul(s)).toVar(),n=Kl(t,i).toVar(),a=Kl(t,i.sub(vn(2,0))).toVar(),o=Kl(t,i.sub(vn(1,0))).toVar(),u=Kl(t,i.add(vn(1,0))).toVar(),l=Kl(t,i.add(vn(2,0))).toVar(),d=Kl(t,i.add(vn(0,2))).toVar(),c=Kl(t,i.add(vn(0,1))).toVar(),h=Kl(t,i.sub(vn(0,1))).toVar(),p=Kl(t,i.sub(vn(0,2))).toVar(),g=Oo(Pa(yn(2).mul(o).sub(a),n)).toVar(),m=Oo(Pa(yn(2).mul(u).sub(l),n)).toVar(),f=Oo(Pa(yn(2).mul(c).sub(d),n)).toVar(),y=Oo(Pa(yn(2).mul(h).sub(p),n)).toVar(),b=yx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(yx(e.sub(_n(yn(1).div(s.x),0)),o,r)),b.negate().add(yx(e.add(_n(yn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(yx(e.add(_n(0,yn(1).div(s.y))),c,r)),b.negate().add(yx(e.sub(_n(0,yn(1).div(s.y))),h,r)));return So(nu(x,T))}),Tx=cn(([e])=>Ro(yn(52.9829189).mul(Ro(iu(e,_n(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),_x=cn(([e,t,r])=>{const s=yn(2.399963229728653),i=To(yn(e).add(.5).div(yn(t))),n=yn(e).mul(s).add(r);return _n(wo(n),Eo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class vx extends ci{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Vl())}sample(e){return this.callback(e)}}class Nx extends ci{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Nx.OBJECT?this.updateType=ri.OBJECT:e===Nx.MATERIAL?this.updateType=ri.RENDER:e===Nx.FRAME?this.updateType=ri.FRAME:e===Nx.BEFORE_OBJECT?this.updateBeforeType=ri.OBJECT:e===Nx.BEFORE_MATERIAL?this.updateBeforeType=ri.RENDER:e===Nx.BEFORE_FRAME&&(this.updateBeforeType=ri.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Nx.OBJECT="object",Nx.MATERIAL="material",Nx.FRAME="frame",Nx.BEFORE_OBJECT="beforeObject",Nx.BEFORE_MATERIAL="beforeMaterial",Nx.BEFORE_FRAME="beforeFrame";const Sx=(e,t)=>new Nx(e,t).toStack();class Rx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Ex extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Ax extends ci{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const wx=on(Ax),Cx=new a,Mx=Sa(0).setGroup(_a).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),Bx=Sa(1).setGroup(_a).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Lx=Sa(new a).setGroup(_a).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Cx.makeRotationFromEuler(e.backgroundRotation).transpose():Cx.identity(),Cx});class Fx extends ql{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ii.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ii.READ_WRITE)}toReadOnly(){return this.setAccess(ii.READ_ONLY)}toWriteOnly(){return this.setAccess(ii.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Px=an(Fx).setParameterLength(1,3),Ux=cn(({texture:e,uv:t})=>{const r=1e-4,s=Rn().toVar();return gn(t.x.lessThan(r),()=>{s.assign(Rn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Rn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Rn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Rn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Rn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Rn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Rn(-.01,0,0))).r.sub(e.sample(t.add(Rn(r,0,0))).r),n=e.sample(t.add(Rn(0,-.01,0))).r.sub(e.sample(t.add(Rn(0,r,0))).r),a=e.sample(t.add(Rn(0,0,-.01))).r.sub(e.sample(t.add(Rn(0,0,r))).r);s.assign(Rn(i,n,a))}),s.normalize()});class Dx extends ql{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Rn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Ux({texture:this,uv:e})}}const Ix=an(Dx).setParameterLength(1,3);class Ox extends Wc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Vx=new WeakMap;class kx extends gi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ri.OBJECT,this.updateAfterType=ri.OBJECT,this.previousModelWorldMatrix=Sa(new a),this.previousProjectionMatrix=Sa(new a).setGroup(_a),this.previousCameraViewMatrix=Sa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=zx(r);this.previousModelWorldMatrix.value.copy(s);const i=Gx(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){zx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Ld:Sa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(rc).mul(uc),s=this.previousProjectionMatrix.mul(t).mul(lc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Pa(i,n)}}function Gx(e){let t=Vx.get(e);return void 0===t&&(t={},Vx.set(e,t)),t}function zx(e,t=0){const r=Gx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const $x=on(kx),Wx=cn(([e])=>Xx(e.rgb)),Hx=cn(([e,t=yn(1)])=>t.mix(Xx(e.rgb),e.rgb)),qx=cn(([e,t=yn(1)])=>{const r=Fa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return pu(e.rgb,s,i)}),jx=cn(([e,t=yn(1)])=>{const r=Rn(.57735,.57735,.57735),s=t.cos();return Rn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(iu(r,e.rgb).mul(s.oneMinus())))))}),Xx=(e,t=Rn(p.getLuminanceCoefficients(new r)))=>iu(e,t),Kx=cn(([e,t=Rn(1),s=Rn(0),i=Rn(1),n=yn(1),a=Rn(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(Rn(a)),u=Jo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return gn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),gn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),gn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Cn(u.rgb,e.a)}),Qx=cn(([e,t])=>e.mul(t).floor().div(t));let Yx=null;class Zx extends $p{static get type(){return"ViewportSharedTextureNode"}constructor(e=od,t=null){null===Yx&&(Yx=new Q),super(e,t,Yx)}getTextureForReference(){return Yx}updateReference(){return this}}const Jx=an(Zx).setParameterLength(0,2),eT=new t;class tT extends ql{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class rT extends tT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class sT extends gi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==sT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Sa(0),this._cameraFar=Sa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ri.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new rT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new rT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=rg(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Zp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=K),this.scope===sT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),eT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(eT)),this._pixelRatio=i,this.setSize(eT.width,eT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:wu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}sT.COLOR="color",sT.DEPTH="depth";class iT extends sT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(sT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new _g;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=F;const t=xc.negate(),r=Ld.mul(rc),s=yn(1),i=r.mul(Cn(uc,1)),n=r.mul(Cn(uc.add(t),1)),a=So(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Cn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const nT=cn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aT=cn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),oT=cn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=cn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),lT=cn(([e,t])=>{const r=Pn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Pn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=uT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=Pn(Rn(1.6605,-.1246,-.0182),Rn(-.5876,1.1329,-.1006),Rn(-.0728,-.0083,1.1187)),cT=Pn(Rn(.6274,.0691,.0164),Rn(.3293,.9195,.088),Rn(.0433,.0113,.8956)),hT=cn(([e])=>{const t=Rn(e).toVar(),r=Rn(t.mul(t)).toVar(),s=Rn(r.mul(r)).toVar();return yn(15.5).mul(s.mul(r)).sub(Ua(40.14,s.mul(t))).add(Ua(31.96,s).sub(Ua(6.868,r.mul(t))).add(Ua(.4298,r).add(Ua(.1191,t).sub(.00232))))}),pT=cn(([e,t])=>{const r=Rn(e).toVar(),s=Pn(Rn(.856627153315983,.137318972929847,.11189821299995),Rn(.0951212405381588,.761241990602591,.0767994186031903),Rn(.0482516061458583,.101439036467562,.811302368396859)),i=Pn(Rn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Rn(-.11060664309660323,1.157823702216272,-.11060664309660294),Rn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=yn(-12.47393),a=yn(4.026069);return r.mulAssign(t),r.assign(cT.mul(r)),r.assign(s.mul(r)),r.assign(Jo(r,1e-10)),r.assign(xo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(gu(r,0,1)),r.assign(hT(r)),r.assign(i.mul(r)),r.assign(au(Jo(Rn(0),r),Rn(2.2))),r.assign(dT.mul(r)),r.assign(gu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),gT=cn(([e,t])=>{const r=yn(.76),s=yn(.15);e=e.mul(t);const i=Zo(e.r,Zo(e.g,e.b)),n=Eu(i.lessThan(.08),i.sub(Ua(6.25,i.mul(i))),.04);e.subAssign(n);const a=Jo(e.r,Jo(e.g,e.b));gn(a.lessThan(r),()=>e);const o=Pa(1,r),u=Pa(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Pa(1,Da(1,s.mul(a.sub(u)).add(1)));return pu(e,Rn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class mT extends ci{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const fT=an(mT).setParameterLength(1,3);class yT extends mT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const bT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function xT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||hc.z).negate()}const TT=cn(([e,t],r)=>{const s=xT(r);return yu(e,t,s)}),_T=cn(([e],t)=>{const r=xT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),vT=cn(([e,t],r)=>{const s=xT(r),i=t.sub(dc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),NT=cn(([e,t])=>Cn(t.toFloat().mix(oa.rgb,e.toVec3()),oa.a));let ST=null,RT=null;class ET extends ci{static get type(){return"RangeNode"}constructor(e=yn(),t=yn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ks(t.value)),i=e.getTypeLength(Ks(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Wl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ks(a)),d=e.getTypeLength(Ks(o));ST=ST||new s,RT=RT||new s,ST.setScalar(0),RT.setScalar(0),1===u?ST.setScalar(a):a.isColor?ST.set(a.r,a.g,a.b,1):ST.set(a.x,a.y,a.z||0,a.w||0),1===d?RT.setScalar(o):o.isColor?RT.set(o.r,o.g,o.b,1):RT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew wT(e,t),MT=CT("numWorkgroups","uvec3"),BT=CT("workgroupId","uvec3"),LT=CT("globalId","uvec3"),FT=CT("localId","uvec3"),PT=CT("subgroupSize","uint");class UT extends ci{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const DT=an(UT);class IT extends hi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class OT extends ci{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Is),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new IT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class VT extends ci{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=wl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}VT.ATOMIC_LOAD="atomicLoad",VT.ATOMIC_STORE="atomicStore",VT.ATOMIC_ADD="atomicAdd",VT.ATOMIC_SUB="atomicSub",VT.ATOMIC_MAX="atomicMax",VT.ATOMIC_MIN="atomicMin",VT.ATOMIC_AND="atomicAnd",VT.ATOMIC_OR="atomicOr",VT.ATOMIC_XOR="atomicXor";const kT=an(VT),GT=(e,t,r)=>kT(e,t,r).toStack();class zT extends gi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===zT.SUBGROUP_ELECT?"bool":t===zT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===zT.SUBGROUP_BROADCAST||r===zT.SUBGROUP_SHUFFLE||r===zT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===zT.SUBGROUP_SHUFFLE_XOR||r===zT.SUBGROUP_SHUFFLE_DOWN||r===zT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}zT.SUBGROUP_ELECT="subgroupElect",zT.SUBGROUP_BALLOT="subgroupBallot",zT.SUBGROUP_ADD="subgroupAdd",zT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",zT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",zT.SUBGROUP_MUL="subgroupMul",zT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",zT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",zT.SUBGROUP_AND="subgroupAnd",zT.SUBGROUP_OR="subgroupOr",zT.SUBGROUP_XOR="subgroupXor",zT.SUBGROUP_MIN="subgroupMin",zT.SUBGROUP_MAX="subgroupMax",zT.SUBGROUP_ALL="subgroupAll",zT.SUBGROUP_ANY="subgroupAny",zT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",zT.QUAD_SWAP_X="quadSwapX",zT.QUAD_SWAP_Y="quadSwapY",zT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",zT.SUBGROUP_BROADCAST="subgroupBroadcast",zT.SUBGROUP_SHUFFLE="subgroupShuffle",zT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",zT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",zT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",zT.QUAD_BROADCAST="quadBroadcast";const $T=un(zT,zT.SUBGROUP_ELECT).setParameterLength(0),WT=un(zT,zT.SUBGROUP_BALLOT).setParameterLength(1),HT=un(zT,zT.SUBGROUP_ADD).setParameterLength(1),qT=un(zT,zT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),jT=un(zT,zT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),XT=un(zT,zT.SUBGROUP_MUL).setParameterLength(1),KT=un(zT,zT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),QT=un(zT,zT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),YT=un(zT,zT.SUBGROUP_AND).setParameterLength(1),ZT=un(zT,zT.SUBGROUP_OR).setParameterLength(1),JT=un(zT,zT.SUBGROUP_XOR).setParameterLength(1),e_=un(zT,zT.SUBGROUP_MIN).setParameterLength(1),t_=un(zT,zT.SUBGROUP_MAX).setParameterLength(1),r_=un(zT,zT.SUBGROUP_ALL).setParameterLength(0),s_=un(zT,zT.SUBGROUP_ANY).setParameterLength(0),i_=un(zT,zT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),n_=un(zT,zT.QUAD_SWAP_X).setParameterLength(1),a_=un(zT,zT.QUAD_SWAP_Y).setParameterLength(1),o_=un(zT,zT.QUAD_SWAP_DIAGONAL).setParameterLength(1),u_=un(zT,zT.SUBGROUP_BROADCAST).setParameterLength(2),l_=un(zT,zT.SUBGROUP_SHUFFLE).setParameterLength(2),d_=un(zT,zT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),c_=un(zT,zT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),h_=un(zT,zT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),p_=un(zT,zT.QUAD_BROADCAST).setParameterLength(1);let g_;function m_(e){g_=g_||new WeakMap;let t=g_.get(e);return void 0===t&&g_.set(e,t={}),t}function f_(e){const t=m_(e);return t.shadowMatrix||(t.shadowMatrix=Sa("mat4").setGroup(_a).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function y_(e,t=dc){const r=f_(e).mul(t);return r.xyz.div(r.w)}function b_(e){const t=m_(e);return t.position||(t.position=Sa(new r).setGroup(_a).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function x_(e){const t=m_(e);return t.targetPosition||(t.targetPosition=Sa(new r).setGroup(_a).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function T_(e){const t=m_(e);return t.viewPosition||(t.viewPosition=Sa(new r).setGroup(_a).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const __=e=>Pd.transformDirection(b_(e).sub(x_(e))),v_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},N_=new WeakMap,S_=[];class R_ extends ci{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Vn("vec3","totalDiffuse"),this.totalSpecularNode=Vn("vec3","totalSpecular"),this.outgoingLightNode=Vn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(tn(e));else{let s=null;if(null!==r&&(s=v_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===N_.has(e)&&N_.set(e,new t(e)),s=N_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Rn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class E_ extends ci{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ri.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){A_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||dc)}}const A_=Vn("vec3","shadowPositionWorld");function w_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function C_(e,t){return t=w_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function M_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function B_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function L_(e,t){return t=B_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function F_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function P_(e,t,r){return r=L_(t,r=C_(e,r))}function U_(e,t,r){M_(e,r),F_(t,r)}var D_=Object.freeze({__proto__:null,resetRendererAndSceneState:P_,resetRendererState:C_,resetSceneState:L_,restoreRendererAndSceneState:U_,restoreRendererState:M_,restoreSceneState:F_,saveRendererAndSceneState:function(e,t,r={}){return r=B_(t,r=w_(e,r))},saveRendererState:w_,saveSceneState:B_});const I_=new WeakMap,O_=cn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Xl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),V_=cn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Xl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Hc("mapSize","vec2",r).setGroup(_a),a=Hc("radius","float",r).setGroup(_a),o=_n(1).div(n),u=a.mul(o.x),l=Tx(ld.xy).mul(6.28318530718);return Fa(i(t.xy.add(_x(0,5,l).mul(u)),t.z),i(t.xy.add(_x(1,5,l).mul(u)),t.z),i(t.xy.add(_x(2,5,l).mul(u)),t.z),i(t.xy.add(_x(3,5,l).mul(u)),t.z),i(t.xy.add(_x(4,5,l).mul(u)),t.z)).mul(.2)}),k_=cn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Xl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Hc("mapSize","vec2",r).setGroup(_a),a=_n(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ro(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Fa(i(l,t.z),i(l.add(_n(o,0)),t.z),i(l.add(_n(0,u)),t.z),i(l.add(a),t.z),pu(i(l.add(_n(o.negate(),0)),t.z),i(l.add(_n(o.mul(2),0)),t.z),d.x),pu(i(l.add(_n(o.negate(),u)),t.z),i(l.add(_n(o.mul(2),u)),t.z),d.x),pu(i(l.add(_n(0,u.negate())),t.z),i(l.add(_n(0,u.mul(2))),t.z),d.y),pu(i(l.add(_n(o,u.negate())),t.z),i(l.add(_n(o,u.mul(2))),t.z),d.y),pu(pu(i(l.add(_n(o.negate(),u.negate())),t.z),i(l.add(_n(o.mul(2),u.negate())),t.z),d.x),pu(i(l.add(_n(o.negate(),u.mul(2))),t.z),i(l.add(_n(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),G_=cn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Xl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=Jo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?eu(n,t.z):eu(t.z,n),u=yn(1).toVar();return gn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=gu(Pa(r,.3).div(.65)),u.assign(Jo(o,r))}),u}),z_=e=>{let t=I_.get(e);return void 0===t&&(t=new _g,t.colorNode=Cn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,I_.set(e,t)),t},$_=e=>{const t=I_.get(e);void 0!==t&&(t.dispose(),I_.delete(e))},W_=new xy,H_=[],q_=(e,t,r,s)=>{H_[0]=e,H_[1]=t;let i=W_.get(H_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Ys(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,W_.set(H_,i)),H_[0]=null,H_[1]=null,i},j_=cn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=yn(0).toVar("meanVertical"),a=yn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(yn(1)).select(yn(0),yn(2).div(e.sub(1))),u=e.lessThanEqual(yn(1)).select(yn(0),yn(-1));Mp({start:bn(0),end:bn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(yn(e).mul(o));let d=s.sample(Fa(ld.xy,_n(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return _n(n,l)}),X_=cn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=yn(0).toVar("meanHorizontal"),a=yn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(yn(1)).select(yn(0),yn(2).div(e.sub(1))),u=e.lessThanEqual(yn(1)).select(yn(0),yn(-1));Mp({start:bn(0),end:bn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(yn(e).mul(o));let d=s.sample(Fa(ld.xy,_n(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Fa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return _n(n,l)}),K_=[O_,V_,k_,G_];let Q_;const Y_=new px;class Z_ extends E_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,yn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Hc("bias","float",r).setGroup(_a);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Hc("near","float",r.camera).setGroup(_a),s=Hc("far","float",r.camera).setGroup(_a);n=sg(e.negate(),t,s)}return a=Rn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return K_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(E.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Xl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Xl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Hc("blurSamples","float",i).setGroup(_a),o=Hc("radius","float",i).setGroup(_a),u=Hc("mapSize","vec2",i).setGroup(_a);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new _g);l.fragmentNode=j_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new _g),l.fragmentNode=X_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Hc("intensity","float",i).setGroup(_a),d=Hc("normalBias","float",i).setGroup(_a),c=f_(s),h=Sc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(A_.add(h));else{p=Sa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(uc).add(c.mul(Cn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=zc(a.texture,g.xyz):(b=Xl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?pu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():pu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?zc(this.shadowMap.texture):Xl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?zc(this.shadowMap.texture).r.oneMinus():Kl(this.shadowMap.depthTexture,Vl().mul(Gl(Xl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return cn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Q_=P_(i,n,Q_),n.overrideMaterial=z_(r),i.setRenderObjectFunction(q_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,U_(i,n,Q_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),Y_.material=this.vsmMaterialVertical,Y_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),Y_.material=this.vsmMaterialHorizontal,Y_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,$_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const J_=(e,t)=>new Z_(e,t),ev=new e,tv=new a,rv=new r,sv=new r,iv=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],nv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],av=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],uv=cn(({depthTexture:e,bd3D:t,dp:r})=>zc(e,t).compare(r)),lv=cn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Hc("radius","float",s).setGroup(_a),n=Hc("mapSize","vec2",s).setGroup(_a),a=i.div(n.x),o=Oo(t),u=So(nu(t,o.x.greaterThan(o.z).select(Rn(0,1,0),Rn(1,0,0)))),l=nu(t,u),d=Tx(ld.xy).mul(6.28318530718),c=_x(0,5,d),h=_x(1,5,d),p=_x(2,5,d),g=_x(3,5,d),m=_x(4,5,d);return zc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(zc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(zc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(zc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(zc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),dv=cn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Sa("float").setGroup(_a).onRenderUpdate(()=>s.camera.near),l=Sa("float").setGroup(_a).onRenderUpdate(()=>s.camera.far),d=Hc("bias","float",s).setGroup(_a),c=yn(1).toVar();return gn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=tg(o.negate(),u,l),r.subAssign(d)):(r=eg(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class cv extends Z_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?uv:lv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return dv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?iv:av,d=u?nv:ov;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(ev),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),rv.setFromMatrixPosition(s.matrixWorld),a.position.copy(rv),sv.copy(a.position),sv.add(l[e]),a.up.copy(d[e]),a.lookAt(sv),a.updateMatrixWorld(),o.makeTranslation(-rv.x,-rv.y,-rv.z),tv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(tv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const hv=(e,t)=>new cv(e,t);class pv extends Ip{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Sa(this.color).setGroup(_a),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ri.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return T_(this.light).sub(e.context.positionView||hc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return J_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?tn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const gv=cn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),mv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=gv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class fv extends pv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Sa(0).setGroup(_a),this.decayExponentNode=Sa(2).setGroup(_a)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return hv(this.light)}setupDirect(e){return mv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const yv=cn(([e=Vl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),bv=cn(([e=Vl()],{renderer:t,material:r})=>{const s=hu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=yn(s.fwidth()).toVar();i=yu(e.oneMinus(),e.add(1),s).oneMinus()}else i=Eu(s.greaterThan(1),0,1);return i}),xv=cn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=Tn(e).toVar();return Eu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),Tv=cn(([e,t])=>{const r=Tn(t).toVar(),s=yn(e).toVar();return Eu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),_v=cn(([e])=>{const t=yn(e).toVar();return bn(vo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),vv=cn(([e,t])=>{const r=yn(e).toVar();return t.assign(_v(r)),r.sub(yn(t))}),Nv=Ob([cn(([e,t,r,s,i,n])=>{const a=yn(n).toVar(),o=yn(i).toVar(),u=yn(s).toVar(),l=yn(r).toVar(),d=yn(t).toVar(),c=yn(e).toVar(),h=yn(Pa(1,o)).toVar();return Pa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),cn(([e,t,r,s,i,n])=>{const a=yn(n).toVar(),o=yn(i).toVar(),u=Rn(s).toVar(),l=Rn(r).toVar(),d=Rn(t).toVar(),c=Rn(e).toVar(),h=yn(Pa(1,o)).toVar();return Pa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Sv=Ob([cn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(d).toVar(),h=yn(l).toVar(),p=yn(u).toVar(),g=yn(o).toVar(),m=yn(a).toVar(),f=yn(n).toVar(),y=yn(i).toVar(),b=yn(s).toVar(),x=yn(r).toVar(),T=yn(t).toVar(),_=yn(e).toVar(),v=yn(Pa(1,p)).toVar(),N=yn(Pa(1,h)).toVar();return yn(Pa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),cn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(d).toVar(),h=yn(l).toVar(),p=yn(u).toVar(),g=Rn(o).toVar(),m=Rn(a).toVar(),f=Rn(n).toVar(),y=Rn(i).toVar(),b=Rn(s).toVar(),x=Rn(r).toVar(),T=Rn(t).toVar(),_=Rn(e).toVar(),v=yn(Pa(1,p)).toVar(),N=yn(Pa(1,h)).toVar();return yn(Pa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Rv=cn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=xn(e).toVar(),a=xn(n.bitAnd(xn(7))).toVar(),o=yn(xv(a.lessThan(xn(4)),i,s)).toVar(),u=yn(Ua(2,xv(a.lessThan(xn(4)),s,i))).toVar();return Tv(o,Tn(a.bitAnd(xn(1)))).add(Tv(u,Tn(a.bitAnd(xn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Ev=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=xn(e).toVar(),u=xn(o.bitAnd(xn(15))).toVar(),l=yn(xv(u.lessThan(xn(8)),a,n)).toVar(),d=yn(xv(u.lessThan(xn(4)),n,xv(u.equal(xn(12)).or(u.equal(xn(14))),a,i))).toVar();return Tv(l,Tn(u.bitAnd(xn(1)))).add(Tv(d,Tn(u.bitAnd(xn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Ob([Rv,Ev]),wv=cn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=An(e).toVar();return Rn(Av(n.x,i,s),Av(n.y,i,s),Av(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Cv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=An(e).toVar();return Rn(Av(o.x,a,n,i),Av(o.y,a,n,i),Av(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Mv=Ob([wv,Cv]),Bv=cn(([e])=>{const t=yn(e).toVar();return Ua(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Lv=cn(([e])=>{const t=yn(e).toVar();return Ua(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=Ob([Bv,cn(([e])=>{const t=Rn(e).toVar();return Ua(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Pv=Ob([Lv,cn(([e])=>{const t=Rn(e).toVar();return Ua(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Uv=cn(([e,t])=>{const r=bn(t).toVar(),s=xn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(bn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Dv=cn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Uv(r,bn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Uv(e,bn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Uv(t,bn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Uv(r,bn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Uv(e,bn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Uv(t,bn(4))),t.addAssign(e)}),Iv=cn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=xn(e).toVar();return s.bitXorAssign(i),s.subAssign(Uv(i,bn(14))),n.bitXorAssign(s),n.subAssign(Uv(s,bn(11))),i.bitXorAssign(n),i.subAssign(Uv(n,bn(25))),s.bitXorAssign(i),s.subAssign(Uv(i,bn(16))),n.bitXorAssign(s),n.subAssign(Uv(s,bn(4))),i.bitXorAssign(n),i.subAssign(Uv(n,bn(14))),s.bitXorAssign(i),s.subAssign(Uv(i,bn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Ov=cn(([e])=>{const t=xn(e).toVar();return yn(t).div(yn(xn(bn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Vv=cn(([e])=>{const t=yn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),kv=Ob([cn(([e])=>{const t=bn(e).toVar(),r=xn(xn(1)).toVar(),s=xn(xn(bn(3735928559)).add(r.shiftLeft(xn(2))).add(xn(13))).toVar();return 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i=bn(s).toVar(),n=bn(r).toVar(),a=bn(t).toVar(),o=bn(e).toVar(),u=xn(xn(4)).toVar(),l=xn().toVar(),d=xn().toVar(),c=xn().toVar();return l.assign(d.assign(c.assign(xn(bn(3735928559)).add(u.shiftLeft(xn(2))).add(xn(13))))),l.addAssign(xn(o)),d.addAssign(xn(a)),c.addAssign(xn(n)),Dv(l,d,c),l.addAssign(xn(i)),Iv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),cn(([e,t,r,s,i])=>{const n=bn(i).toVar(),a=bn(s).toVar(),o=bn(r).toVar(),u=bn(t).toVar(),l=bn(e).toVar(),d=xn(xn(5)).toVar(),c=xn().toVar(),h=xn().toVar(),p=xn().toVar();return c.assign(h.assign(p.assign(xn(bn(3735928559)).add(d.shiftLeft(xn(2))).add(xn(13))))),c.addAssign(xn(l)),h.addAssign(xn(u)),p.addAssign(xn(o)),Dv(c,h,p),c.addAssign(xn(a)),h.addAssign(xn(n)),Iv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Gv=Ob([cn(([e,t])=>{const r=bn(t).toVar(),s=bn(e).toVar(),i=xn(kv(s,r)).toVar(),n=An().toVar();return n.x.assign(i.bitAnd(bn(255))),n.y.assign(i.shiftRight(bn(8)).bitAnd(bn(255))),n.z.assign(i.shiftRight(bn(16)).bitAnd(bn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),cn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar(),a=xn(kv(n,i,s)).toVar(),o=An().toVar();return o.x.assign(a.bitAnd(bn(255))),o.y.assign(a.shiftRight(bn(8)).bitAnd(bn(255))),o.z.assign(a.shiftRight(bn(16)).bitAnd(bn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),zv=Ob([cn(([e])=>{const t=_n(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=yn(vv(t.x,r)).toVar(),n=yn(vv(t.y,s)).toVar(),a=yn(Vv(i)).toVar(),o=yn(Vv(n)).toVar(),u=yn(Nv(Av(kv(r,s),i,n),Av(kv(r.add(bn(1)),s),i.sub(1),n),Av(kv(r,s.add(bn(1))),i,n.sub(1)),Av(kv(r.add(bn(1)),s.add(bn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Fv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=bn().toVar(),n=yn(vv(t.x,r)).toVar(),a=yn(vv(t.y,s)).toVar(),o=yn(vv(t.z,i)).toVar(),u=yn(Vv(n)).toVar(),l=yn(Vv(a)).toVar(),d=yn(Vv(o)).toVar(),c=yn(Sv(Av(kv(r,s,i),n,a,o),Av(kv(r.add(bn(1)),s,i),n.sub(1),a,o),Av(kv(r,s.add(bn(1)),i),n,a.sub(1),o),Av(kv(r.add(bn(1)),s.add(bn(1)),i),n.sub(1),a.sub(1),o),Av(kv(r,s,i.add(bn(1))),n,a,o.sub(1)),Av(kv(r.add(bn(1)),s,i.add(bn(1))),n.sub(1),a,o.sub(1)),Av(kv(r,s.add(bn(1)),i.add(bn(1))),n,a.sub(1),o.sub(1)),Av(kv(r.add(bn(1)),s.add(bn(1)),i.add(bn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Pv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),$v=Ob([cn(([e])=>{const t=_n(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=yn(vv(t.x,r)).toVar(),n=yn(vv(t.y,s)).toVar(),a=yn(Vv(i)).toVar(),o=yn(Vv(n)).toVar(),u=Rn(Nv(Mv(Gv(r,s),i,n),Mv(Gv(r.add(bn(1)),s),i.sub(1),n),Mv(Gv(r,s.add(bn(1))),i,n.sub(1)),Mv(Gv(r.add(bn(1)),s.add(bn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Fv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=bn().toVar(),n=yn(vv(t.x,r)).toVar(),a=yn(vv(t.y,s)).toVar(),o=yn(vv(t.z,i)).toVar(),u=yn(Vv(n)).toVar(),l=yn(Vv(a)).toVar(),d=yn(Vv(o)).toVar(),c=Rn(Sv(Mv(Gv(r,s,i),n,a,o),Mv(Gv(r.add(bn(1)),s,i),n.sub(1),a,o),Mv(Gv(r,s.add(bn(1)),i),n,a.sub(1),o),Mv(Gv(r.add(bn(1)),s.add(bn(1)),i),n.sub(1),a.sub(1),o),Mv(Gv(r,s,i.add(bn(1))),n,a,o.sub(1)),Mv(Gv(r.add(bn(1)),s,i.add(bn(1))),n.sub(1),a,o.sub(1)),Mv(Gv(r,s.add(bn(1)),i.add(bn(1))),n,a.sub(1),o.sub(1)),Mv(Gv(r.add(bn(1)),s.add(bn(1)),i.add(bn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Pv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Wv=Ob([cn(([e])=>{const t=yn(e).toVar(),r=bn(_v(t)).toVar();return Ov(kv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),cn(([e])=>{const t=_n(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar();return Ov(kv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar();return Ov(kv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),cn(([e])=>{const t=Cn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar(),n=bn(_v(t.w)).toVar();return Ov(kv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Hv=Ob([cn(([e])=>{const t=yn(e).toVar(),r=bn(_v(t)).toVar();return Rn(Ov(kv(r,bn(0))),Ov(kv(r,bn(1))),Ov(kv(r,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),cn(([e])=>{const t=_n(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar();return Rn(Ov(kv(r,s,bn(0))),Ov(kv(r,s,bn(1))),Ov(kv(r,s,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar();return Rn(Ov(kv(r,s,i,bn(0))),Ov(kv(r,s,i,bn(1))),Ov(kv(r,s,i,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),cn(([e])=>{const t=Cn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar(),n=bn(_v(t.w)).toVar();return Rn(Ov(kv(r,s,i,n,bn(0))),Ov(kv(r,s,i,n,bn(1))),Ov(kv(r,s,i,n,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),qv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar(),u=yn(0).toVar(),l=yn(1).toVar();return Mp(a,()=>{u.addAssign(l.mul(zv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),jv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar(),u=Rn(0).toVar(),l=yn(1).toVar();return Mp(a,()=>{u.addAssign(l.mul($v(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Xv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar();return _n(qv(o,a,n,i),qv(o.add(Rn(bn(19),bn(193),bn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar(),u=Rn(jv(o,a,n,i)).toVar(),l=yn(qv(o.add(Rn(bn(19),bn(193),bn(17))),a,n,i)).toVar();return Cn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=Ob([cn(([e,t,r,s,i,n,a])=>{const o=bn(a).toVar(),u=yn(n).toVar(),l=bn(i).toVar(),d=bn(s).toVar(),c=bn(r).toVar(),h=bn(t).toVar(),p=_n(e).toVar(),g=Rn(Hv(_n(h.add(d),c.add(l)))).toVar(),m=_n(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=_n(_n(yn(h),yn(c)).add(m)).toVar(),y=_n(f.sub(p)).toVar();return gn(o.equal(bn(2)),()=>Oo(y.x).add(Oo(y.y))),gn(o.equal(bn(3)),()=>Jo(Oo(y.x),Oo(y.y))),iu(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),cn(([e,t,r,s,i,n,a,o,u])=>{const l=bn(u).toVar(),d=yn(o).toVar(),c=bn(a).toVar(),h=bn(n).toVar(),p=bn(i).toVar(),g=bn(s).toVar(),m=bn(r).toVar(),f=bn(t).toVar(),y=Rn(e).toVar(),b=Rn(Hv(Rn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Rn(Rn(yn(f),yn(m),yn(g)).add(b)).toVar(),T=Rn(x.sub(y)).toVar();return gn(l.equal(bn(2)),()=>Oo(T.x).add(Oo(T.y)).add(Oo(T.z))),gn(l.equal(bn(3)),()=>Jo(Oo(T.x),Oo(T.y),Oo(T.z))),iu(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Yv=cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=_n(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=_n(vv(n.x,a),vv(n.y,o)).toVar(),l=yn(1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{const r=yn(Qv(u,e,t,a,o,i,s)).toVar();l.assign(Zo(l,r))})}),gn(s.equal(bn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Zv=cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=_n(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=_n(vv(n.x,a),vv(n.y,o)).toVar(),l=_n(1e6,1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{const r=yn(Qv(u,e,t,a,o,i,s)).toVar();gn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),gn(s.equal(bn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Jv=cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=_n(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=_n(vv(n.x,a),vv(n.y,o)).toVar(),l=Rn(1e6,1e6,1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{const r=yn(Qv(u,e,t,a,o,i,s)).toVar();gn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),gn(s.equal(bn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=Ob([Yv,cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=Rn(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=bn().toVar(),l=Rn(vv(n.x,a),vv(n.y,o),vv(n.z,u)).toVar(),d=yn(1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{Mp({start:-1,end:bn(1),name:"z",condition:"<="},({z:r})=>{const n=yn(Qv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(Zo(d,n))})})}),gn(s.equal(bn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),tN=Ob([Zv,cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=Rn(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=bn().toVar(),l=Rn(vv(n.x,a),vv(n.y,o),vv(n.z,u)).toVar(),d=_n(1e6,1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{Mp({start:-1,end:bn(1),name:"z",condition:"<="},({z:r})=>{const n=yn(Qv(l,e,t,r,a,o,u,i,s)).toVar();gn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),gn(s.equal(bn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),rN=Ob([Jv,cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=Rn(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=bn().toVar(),l=Rn(vv(n.x,a),vv(n.y,o),vv(n.z,u)).toVar(),d=Rn(1e6,1e6,1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{Mp({start:-1,end:bn(1),name:"z",condition:"<="},({z:r})=>{const 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gn(c.equal(bn(0)),()=>{N.assign($v(v))}),gn(c.equal(bn(1)),()=>{N.assign(Hv(v))}),gn(c.equal(bn(2)),()=>{N.assign(rN(v,m,bn(0)))}),gn(c.equal(bn(3)),()=>{N.assign(jv(Rn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),gn(b,()=>{N.assign(gu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),iN=cn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=bn(e).toVar(),h=Rn(t).toVar(),p=Rn(r).toVar(),g=Rn(s).toVar(),m=yn(i).toVar(),f=yn(n).toVar(),y=yn(a).toVar(),b=Tn(o).toVar(),x=bn(u).toVar(),T=yn(l).toVar(),_=yn(d).toVar(),v=h.mul(p).add(g),N=yn(0).toVar();return gn(c.equal(bn(0)),()=>{N.assign($v(v))}),gn(c.equal(bn(1)),()=>{N.assign(Hv(v))}),gn(c.equal(bn(2)),()=>{N.assign(rN(v,m,bn(0)))}),gn(c.equal(bn(3)),()=>{N.assign(jv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),gn(b,()=>{N.assign(gu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),nN=cn(([e])=>{const t=e.y,r=e.z,s=Rn().toVar();return gn(t.lessThan(1e-4),()=>{s.assign(Rn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(vo(i)).mul(6).toVar();const n=bn(jo(i)),a=i.sub(yn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());gn(n.equal(bn(0)),()=>{s.assign(Rn(r,l,o))}).ElseIf(n.equal(bn(1)),()=>{s.assign(Rn(u,r,o))}).ElseIf(n.equal(bn(2)),()=>{s.assign(Rn(o,r,l))}).ElseIf(n.equal(bn(3)),()=>{s.assign(Rn(o,u,r))}).ElseIf(n.equal(bn(4)),()=>{s.assign(Rn(l,o,r))}).Else(()=>{s.assign(Rn(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),aN=cn(([e])=>{const t=Rn(e).toVar(),r=yn(t.x).toVar(),s=yn(t.y).toVar(),i=yn(t.z).toVar(),n=yn(Zo(r,Zo(s,i))).toVar(),a=yn(Jo(r,Jo(s,i))).toVar(),o=yn(a.sub(n)).toVar(),u=yn().toVar(),l=yn().toVar(),d=yn().toVar();return 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=Ws(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return jN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,hn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new xN(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new EN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new TN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new _N(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new vN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new NN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new yT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new rb(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new RN,this.stack=ib();for(const r of ai)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new _g),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ai){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of oi){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ai){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of oi){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=qN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new DN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new IN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new ON(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new VN(e);else if("color"===t)s=new kN(e);else if("mat2"===t)s=new GN(e);else if("mat3"===t)s=new zN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new $N(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Ys(this.object).useVelocity}}class QN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ri.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ri.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ri.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ri.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ri.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ri.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ri.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ri.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ri.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class YN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}YN.isNodeFunctionInput=!0;class ZN extends pv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class JN extends pv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:__(this.light),lightColor:e}}}class eS extends pv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=b_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Sa(new e).setGroup(_a)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=Sc.dot(s).mul(.5).add(.5),n=pu(r,t,i);e.context.irradiance.addAssign(n)}}class tS extends pv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Sa(0).setGroup(_a),this.penumbraCosNode=Sa(0).setGroup(_a),this.cutoffDistanceNode=Sa(0).setGroup(_a),this.decayExponentNode=Sa(0).setGroup(_a),this.colorNode=Sa(this.color).setGroup(_a)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return yu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=y_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(__(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=gv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Xl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class rS extends tS{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Xl(r,_n(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class sS extends pv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=ed(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=hN(Sc,this.lightProbe);e.context.irradiance.addAssign(t)}}const iS=cn(([e,t])=>{const r=e.abs().sub(t);return ko(Jo(r,0)).add(Zo(Jo(r.x,r.y),0))});class nS extends tS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=yn(0),r=this.penumbraCosNode,s=f_(this.light).mul(e.context.positionWorld||dc);return gn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=iS(e.xy.sub(_n(.5)),_n(.5)),n=Da(-1,Pa(1,Po(r)).sub(1));t.assign(mu(i.mul(-2).mul(n)))}),t}}const aS=new a,oS=new a;let uS=null;class lS extends pv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Sa(new r).setGroup(_a),this.halfWidth=Sa(new r).setGroup(_a),this.updateType=ri.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;oS.identity(),aS.copy(t.matrixWorld),aS.premultiply(r),oS.extractRotation(aS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(oS),this.halfHeight.value.applyMatrix4(oS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Xl(uS.LTC_FLOAT_1),r=Xl(uS.LTC_FLOAT_2)):(t=Xl(uS.LTC_HALF_1),r=Xl(uS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:T_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){uS=e}}class dS{parseFunction(){d("Abstract function.")}}class cS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}cS.isNodeFunction=!0;const hS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,pS=/[a-z_0-9]+/gi,gS="#pragma main";class mS extends cS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(gS),r=-1!==t?e.slice(t+12):e,s=r.match(hS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=pS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new _g),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new _g),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Is(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new bN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){yS[0]=e,yS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(yS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&bS.push(t.getCacheKey(!0)),i&&bS.push(i.getCacheKey()),n&&bS.push(n.getCacheKey()),bS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),bS.push(this.renderer.shadowMap.enabled?1:0),bS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=ks(bS),this.callHashCache.set(yS,s),bS.length=0}return yS[0]=null,yS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return Of(r);{let e;return e=!0===r.isCubeTexture?zc(r):Xl(r),Dg(e)}}if(!0===r.isTexture)return Xl(r,od.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Hc("color","color",r).setGroup(_a),t=Hc("density","float",r).setGroup(_a);return NT(e,_T(t))}if(r.isFog){const e=Hc("color","color",r).setGroup(_a),t=Hc("near","float",r).setGroup(_a),s=Hc("far","float",r).setGroup(_a);return NT(e,TT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?zc(r):!0===r.isTexture?Xl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;return e.isArrayTexture?Xl(e,od).depth(rd("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Xl(e,od).renderOutput(t.toneMapping,t.currentColorSpace)}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new QN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const TS=new ut;class _S{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iBl(e,i.toneMapping,i.outputColorSpace)}),LS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new CS(u.textureWidth,u.textureHeight,{format:Ee,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?F:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=Et,e.plane.material.blendDst=Et,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new CS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;PS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function OS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function VS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new xS(this,r),this._animation=new by(this,this._nodes,this.info),this._attributes=new My(r,this.info),this._background=new mN(this,this._nodes),this._geometries=new Py(this._attributes,this.info),this._textures=new eb(this,r,this.info),this._pipelines=new Gy(r,this._nodes,this.info),this._bindings=new zy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ny(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Xy(this.lighting),this._bundles=new SS,this._renderContexts=new Zy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:GS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new _S),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=ic,t.modelNormalViewMatrix=nc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===ic&&e.modelNormalViewMatrix===nc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:GS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(zS),$S.set(0,0,zS.width,zS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals($S),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals($S),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new _S),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?HS:WS;t.isArrayCamera||(qS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(qS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=zS.width,g.height=zS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(jS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new px(new _g),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(r,r.camera,!1),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=jS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=jS.copy(t).floor()}else t=jS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?HS:WS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&jS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(qS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,jS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?HS:WS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),jS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(qS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=F;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=P}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:XS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===P&&!1===i.forceSinglePass?(i.side=F,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=P):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class QS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class YS extends QS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Cy-e%Cy)%Cy;var e}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class ZS extends YS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let JS=0;class eR extends ZS{constructor(e,t){super("UniformBuffer_"+JS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class tR extends ZS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let nR=0;class aR extends iR{constructor(e,t){super(e,t),this.id=nR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class oR extends aR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class uR extends oR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class lR extends oR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const dR={bitcast_int_uint:new mT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new mT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},cR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},hR={low:"lowp",medium:"mediump",high:"highp"},pR={swizzleAssign:!0,storageBuffer:!1},gR={perspective:"smooth",linear:"noperspective"},mR={centroid:"centroid"},fR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class yR extends KN{constructor(e,t){super(e,t,new fS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=dR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==dR[e]&&this._include(e),cR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?We:$e;2===s?n=i?je:$:3===s?n=i?Ke:Xe:4===s&&(n=i?Ft:Ee);const a={Float32Array:K,Uint8Array:Ve,Uint16Array:Ge,Uint32Array:S,Int8Array:Oe,Int16Array:ke,Int32Array:R,Uint8ClampedArray:Ve},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=hR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=hR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${gR[s.interpolationType]||s.interpolationType} ${mR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${gR[e.interpolationType]||e.interpolationType} ${mR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=pR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}pR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new oR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new uR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new lR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new eR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new sR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let bR=null,xR=null;class TR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Pt.RENDER]:null,[Pt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Pt.COMPUTE:Pt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return bR=bR||new t,this.renderer.getDrawingBufferSize(bR)}setScissorTest(){}getClearColor(){const e=this.renderer;return xR=xR||new tb,e.getClearColor(xR),xR.getRGB(xR),xR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let _R,vR,NR=0;class SR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class RR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:NR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new SR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class ER{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;_R={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},vR={[Et]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let wR,CR,MR,BR=!1;class LR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===BR&&(this._init(),BR=!0)}_init(){const e=this.gl;wR={[kr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Vr]:e.MIRRORED_REPEAT},CR={[B]:e.NEAREST,[Gr]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Y]:e.LINEAR_MIPMAP_LINEAR},MR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[w]:e.LEQUAL,[$r]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[zr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?qr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?qr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,wR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,wR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,wR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,CR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Y:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,CR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,MR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Y)return;if(t.type===K&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function FR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class PR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class UR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const DR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class IR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class kR extends TR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new PR(this),this.capabilities=new UR(this),this.attributeUtils=new RR(this),this.textureUtils=new LR(this),this.bufferRenderer=new IR(this),this.state=new ER(this),this.utils=new AR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new VR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Pt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eDR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Yy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const GR="point-list",zR="line-list",$R="line-strip",WR="triangle-list",HR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},qR="never",jR="less",XR="equal",KR="less-equal",QR="greater",YR="not-equal",ZR="greater-equal",JR="always",eE="store",tE="load",rE="clear",sE="ccw",iE="cw",nE="none",aE="back",oE="uint16",uE="uint32",lE="r8unorm",dE="r8snorm",cE="r8uint",hE="r8sint",pE="r16uint",gE="r16sint",mE="r16float",fE="rg8unorm",yE="rg8snorm",bE="rg8uint",xE="rg8sint",TE="r16unorm",_E="r16snorm",vE="r32uint",NE="r32sint",SE="r32float",RE="rg16uint",EE="rg16sint",AE="rg16float",wE="rgba8unorm",CE="rgba8unorm-srgb",ME="rgba8snorm",BE="rgba8uint",LE="rgba8sint",FE="bgra8unorm",PE="bgra8unorm-srgb",UE="rg16unorm",DE="rg16snorm",IE="rgb9e5ufloat",OE="rgb10a2unorm",VE="rg11b10ufloat",kE="rg32uint",GE="rg32sint",zE="rg32float",$E="rgba16uint",WE="rgba16sint",HE="rgba16float",qE="rgba16unorm",jE="rgba16snorm",XE="rgba32uint",KE="rgba32sint",QE="rgba32float",YE="depth16unorm",ZE="depth24plus",JE="depth24plus-stencil8",eA="depth32float",tA="depth32float-stencil8",rA="bc1-rgba-unorm",sA="bc1-rgba-unorm-srgb",iA="bc2-rgba-unorm",nA="bc2-rgba-unorm-srgb",aA="bc3-rgba-unorm",oA="bc3-rgba-unorm-srgb",uA="bc4-r-unorm",lA="bc4-r-snorm",dA="bc5-rg-unorm",cA="bc5-rg-snorm",hA="bc6h-rgb-ufloat",pA="bc6h-rgb-float",gA="bc7-rgba-unorm",mA="bc7-rgba-unorm-srgb",fA="etc2-rgb8unorm",yA="etc2-rgb8unorm-srgb",bA="etc2-rgb8a1unorm",xA="etc2-rgb8a1unorm-srgb",TA="etc2-rgba8unorm",_A="etc2-rgba8unorm-srgb",vA="eac-r11unorm",NA="eac-r11snorm",SA="eac-rg11unorm",RA="eac-rg11snorm",EA="astc-4x4-unorm",AA="astc-4x4-unorm-srgb",wA="astc-5x4-unorm",CA="astc-5x4-unorm-srgb",MA="astc-5x5-unorm",BA="astc-5x5-unorm-srgb",LA="astc-6x5-unorm",FA="astc-6x5-unorm-srgb",PA="astc-6x6-unorm",UA="astc-6x6-unorm-srgb",DA="astc-8x5-unorm",IA="astc-8x5-unorm-srgb",OA="astc-8x6-unorm",VA="astc-8x6-unorm-srgb",kA="astc-8x8-unorm",GA="astc-8x8-unorm-srgb",zA="astc-10x5-unorm",$A="astc-10x5-unorm-srgb",WA="astc-10x6-unorm",HA="astc-10x6-unorm-srgb",qA="astc-10x8-unorm",jA="astc-10x8-unorm-srgb",XA="astc-10x10-unorm",KA="astc-10x10-unorm-srgb",QA="astc-12x10-unorm",YA="astc-12x10-unorm-srgb",ZA="astc-12x12-unorm",JA="astc-12x12-unorm-srgb",ew="clamp-to-edge",tw="repeat",rw="mirror-repeat",sw="linear",iw="nearest",nw="zero",aw="one",ow="src",uw="one-minus-src",lw="src-alpha",dw="one-minus-src-alpha",cw="dst",hw="one-minus-dst",pw="dst-alpha",gw="one-minus-dst-alpha",mw="src-alpha-saturated",fw="constant",yw="one-minus-constant",bw="add",xw="subtract",Tw="reverse-subtract",_w="min",vw="max",Nw=0,Sw=15,Rw="keep",Ew="zero",Aw="replace",ww="invert",Cw="increment-clamp",Mw="decrement-clamp",Bw="increment-wrap",Lw="decrement-wrap",Fw="storage",Pw="read-only-storage",Uw="write-only",Dw="read-only",Iw="read-write",Ow="non-filtering",Vw="comparison",kw="float",Gw="unfilterable-float",zw="depth",$w="sint",Ww="uint",Hw="2d",qw="3d",jw="2d",Xw="2d-array",Kw="cube",Qw="3d",Yw="all",Zw="vertex",Jw="instance",eC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},tC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class rC extends iR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class sC extends YS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let iC=0;class nC extends sC{constructor(e,t){super("StorageBuffer_"+iC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ii.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class aC extends Sy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:sw}),this.flipYSampler=e.createSampler({minFilter:iw}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:rE,storeOp:eE}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new aC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,pC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,gC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class mC extends cS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(hC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=pC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class fC extends dS{parseFunction(e){return new mC(e)}}const yC={[ii.READ_ONLY]:"read",[ii.WRITE_ONLY]:"write",[ii.READ_WRITE]:"read_write"},bC={[kr]:"repeat",[_e]:"clamp",[Vr]:"mirror"},xC={vertex:HR.VERTEX,fragment:HR.FRAGMENT,compute:HR.COMPUTE},TC={instance:!0,swizzleAssign:!1,storageBuffer:!0},_C={"^^":"tsl_xor"},vC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},NC={},SC={tsl_xor:new mT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new mT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new mT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new mT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new mT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new mT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new mT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new mT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new mT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new mT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new mT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new mT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new mT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new mT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},RC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let EC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(EC+="diagnostic( off, derivative_uniformity );\n");class AC extends KN{constructor(e,t){super(e,t,new fC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${bC[e.wrapS]}S_${bC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=NC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===kr?(s.push(SC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(SC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Vr?(s.push(SC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",NC[t]=r=new mT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Pu(new Al(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Pu(new Al(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Pu(new Al("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===K||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=_C[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ii.READ_WRITE):ii.READ_ONLY:e.access}getStorageAccess(e,t){return yC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new lR(i.name,i.node,o,n):new oR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new uR(i.name,i.node,o,n):"texture3D"===t&&(s=new lR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(xC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new rC(`${i.name}_sampler`,i.node,o);e.setVisibility(xC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?eR:nC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|xC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new sR(u,o),e.setVisibility(HR.VERTEX|HR.FRAGMENT|HR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node.value;let i;(!0===r.isCubeTexture||!1===this.isUnfilterable(r)&&!0!==n.node.isStorageTextureNode)&&(this.isSampleCompare(r)?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let a="";const{primarySamples:u}=t.utils.getTextureSampleData(r);if(u>1&&(a="_multisampled"),!0===r.isCubeTexture&&!0===r.isDepthTexture)i="texture_depth_cube";else if(!0===r.isCubeTexture)i="texture_cube";else if(!0===r.isDepthTexture)i=t.compatibilityMode&&null===r.compareFunction?`texture${a}_2d`:`texture_depth${a}_2d${!0===r.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const s=cC(r,t.device),a=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;i=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${s}, ${a}>`}else if(!0===r.isArrayTexture||!0===r.isDataArrayTexture||!0===r.isCompressedArrayTexture)i="texture_2d_array";else if(!0===r.is3DTexture||!0===r.isData3DTexture)i="texture_3d";else{i=`texture${a}_2d<${this.getComponentTypeFromTexture(r).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${i};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return vC[e]||e}isAvailable(e){let t=TC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),TC[e]=t),t}_getWGSLMethod(e){return void 0!==SC[e]&&this._include(e),RC[e]}_include(e){const t=SC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${EC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class wC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?tA:JE:!0===this.backend.renderer.reversedDepthBuffer?eA:ZE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?GR:e.isLineSegments||e.isMesh&&!0===t.wireframe?zR:e.isLine?$R:e.isMesh?WR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return FE;if(e===Te)return HE;throw new Error("Unsupported output buffer type.")}}const CC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&CC.set(Float16Array,["float16"]);const MC=new Map([[xt,["float16"]]]),BC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class LC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else u=n.createBuffer({label:`${e.name}_readback`,size:o,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});const l=n.createCommandEncoder({label:`readback_encoder_${e.name}`});l.copyBufferToBuffer(a,r,u,0,o);const d=l.finish();if(n.queue.submit([d]),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=BC.get(s);else{const e=(MC.get(i)||CC.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}class FC{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class PC{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Vs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new FC(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Xr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Yw;let o;o=t.isSampledCubeTexture?Kw:t.isSampledTexture3D?Qw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Xw:jw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&HR.COMPUTE&&(s.access===ii.READ_WRITE||s.access===ii.WRITE_ONLY)?e.type=Fw:e.type=Pw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ii.READ_WRITE?Iw:t===ii.WRITE_ONLY?Uw:Dw,s.texture.isArrayTexture?e.viewDimension=Xw:s.texture.is3DTexture&&(e.viewDimension=Qw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Gw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Gw:t.sampleType=zw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=$w:e===S?t.sampleType=Ww:e===K&&(this.backend.hasFeature("float32-filterable")?t.sampleType=kw:t.sampleType=Gw)}s.isSampledCubeTexture?t.viewDimension=Kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Xw:s.isSampledTexture3D&&(t.viewDimension=Qw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=Vw:t.type=Ow),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class UC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class DC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:bw},r={srcFactor:i,dstFactor:n,operation:bw}};if(e.premultipliedAlpha)switch(s){case tt:i(aw,dw,aw,dw);break;case Yt:i(aw,aw,aw,aw);break;case Qt:i(nw,uw,nw,aw);break;case Kt:i(cw,dw,nw,aw)}else switch(s){case tt:i(lw,dw,aw,dw);break;case Yt:i(lw,aw,aw,aw);break;case Qt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Kt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Et:t=nw;break;case Ht:t=aw;break;case Wt:t=ow;break;case kt:t=uw;break;case rt:t=lw;break;case st:t=dw;break;case zt:t=cw;break;case Vt:t=hw;break;case Gt:t=pw;break;case Ot:t=gw;break;case $t:t=mw;break;case 211:t=fw;break;case 212:t=yw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=qR;break;case ts:t=JR;break;case es:t=jR;break;case Jr:t=KR;break;case Zr:t=XR;break;case Yr:t=ZR;break;case Qr:t=QR;break;case Kr:t=YR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=Rw;break;case ls:t=Ew;break;case us:t=Aw;break;case os:t=ww;break;case as:t=Cw;break;case ns:t=Mw;break;case is:t=Bw;break;case ss:t=Lw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=bw;break;case It:t=xw;break;case Dt:t=Tw;break;case hs:t=_w;break;case cs:t=vw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?oE:uE);let n=r.side===F;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?iE:sE,s.cullMode=r.side===P?nE:aE,s}_getColorWriteMask(e){return!0===e.colorWrite?Sw:Nw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=JR;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=qR;break;case ir:t=JR;break;case sr:t=jR;break;case rr:t=KR;break;case tr:t=XR;break;case er:t=ZR;break;case Jt:t=QR;break;case Zt:t=YR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class IC extends OR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}const OC={r:0,g:0,b:0,a:1};class VC extends TR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new wC(this),this.attributeUtils=new LC(this),this.bindingUtils=new PC(this),this.capabilities=new UC(this),this.pipelineUtils=new DC(this),this.textureUtils=new dC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(eC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(eC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:tE}),this.initTimestampQuery(Pt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new kR(e)));super(new t(e),e),this.library=new zC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class WC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class HC{constructor(e,t=Cn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new _g;r.name="RenderPipeline",this._quadMesh=new px(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Bl(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class qC extends HC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class jC extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class XC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class KC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.wrapR=_e,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class QC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class YC extends Ex{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class ZC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new ws(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),yn()):new this.nodes[e]}}class JC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class eM extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new ZC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new JC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ds.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ds.set(e,t)),t}getMaterialData(e){let t=Us.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Us.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Os.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Gs=e=>ks(e),zs=e=>ks(e),$s=(...e)=>ks(e),Ws=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Hs=new WeakMap;function qs(e){return Ws.get(e)}function js(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Xs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ks(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Qs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ys(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Qs,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ks,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Ys,hash:$s,hashArray:zs,hashString:Gs});const si={VERTEX:"vertex",FRAGMENT:"fragment"},ii={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ni={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ai={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},oi=["fragment","vertex"],ui=["setup","analyze","generate"],li=[...oi,"compute"],di=["x","y","z","w"],ci={analyze:"setup",generate:"analyze"};let hi=0;class pi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ii.NONE,this.updateBeforeType=ii.NONE,this.updateAfterType=ii.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=hi++,this.stackTrace=null,!0===pi.captureStackTrace&&(this.stackTrace=new Vs)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ii.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ii.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ii.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}pi.captureStackTrace=!1;class gi extends pi{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class mi extends pi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class fi extends pi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class yi extends fi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const bi=di.join("");class xi extends pi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(di.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===bi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ti extends fi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");pi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ei?Ei.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ai.get("assign");return this.addToStack(t(...e))}},pi.prototype.toVarIntent=function(){return this},pi.prototype.get=function(e){return new Ri(this,e)};const Mi={};function Bi(e,t,r){Mi[e]=Mi[t]=Mi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new xi(this,e),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();pi.prototype["set"+s]=pi.prototype["set"+i]=pi.prototype["set"+n]=function(t){const r=Ci(e);return new Ti(this,r,sn(t))},pi.prototype["flip"+s]=pi.prototype["flip"+i]=pi.prototype["flip"+n]=function(){const t=Ci(e);return new _i(this,t)}}const Li=["x","y","z","w"],Pi=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Li[e],r=Pi[e],s=Fi[e];Bi(t,r,s);for(let i=0;i<4;i++){t=Li[e]+Li[i],r=Pi[e]+Pi[i],s=Fi[e]+Fi[i],Bi(t,r,s);for(let n=0;n<4;n++){t=Li[e]+Li[i]+Li[n],r=Pi[e]+Pi[i]+Pi[n],s=Fi[e]+Fi[i]+Fi[n],Bi(t,r,s);for(let a=0;a<4;a++)t=Li[e]+Li[i]+Li[n]+Li[a],r=Pi[e]+Pi[i]+Pi[n]+Pi[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Bi(t,r,s)}}}for(let e=0;e<32;e++)Mi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new gi(this,new Si(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};Object.defineProperties(pi.prototype,Mi);const Ui=new WeakMap,Di=function(e,t=null){for(const r in e)e[r]=sn(e[r],t);return e},Ii=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Vs),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...on(d(t)))):null!==r?(r=sn(r),n=(...s)=>i(new e(t,...on(d(s)),r))):n=(...r)=>i(new e(t,...on(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Vi=function(e,...t){return new e(...on(t))};class ki extends pi{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Ui.get(e.constructor);void 0===s&&(s=new WeakMap,Ui.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=sn(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;an(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=sn(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return an(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield sn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof pi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=sn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=sn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Gi extends pi{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new ki(this,e)}setup(){return this.call()}}const zi=[!1,!0],$i=[0,1,2,3],Wi=[-1,-2],Hi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],qi=new Map;for(const e of zi)qi.set(e,new Si(e));const ji=new Map;for(const e of $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Ki=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Ki.set(e,new Si(e));for(const e of Hi)Ki.set(-e,new Si(-e));const Qi={bool:qi,uint:ji,ints:Xi,float:Ki},Yi=new Map([...qi,...Ki]),Zi=(e,t)=>Yi.has(e)?Yi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Vs),new Si(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Zs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return nn(t.get(r[0]));if(1===r.length){const t=Zi(r[0],e);return t.nodeType===e?nn(t):nn(new mi(t,e))}const s=r.map(e=>Zi(e));return nn(new yi(s,e))}};function en(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const tn=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function rn(e,t){return new Gi(e,t)}const sn=(e,t=null)=>function(e,t=null){const r=Ys(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?sn(Zi(e,t)):"shader"===r?e.isFn?e:pn(e):e}(e,t),nn=(e,t=null)=>sn(e,t).toVarIntent(),an=(e,t=null)=>new Di(e,t),on=(e,t=null)=>new Ii(e,t),un=(e,t=null,r=null,s=null)=>new Oi(e,t,r,s),ln=(e,...t)=>new Vi(e,...t),dn=(e,t=null,r=null,s={})=>new Oi(e,t,r,{...s,intent:!0});let cn=0;class hn extends pi{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Vs),t=null)),this.shaderNode=new rn(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+cn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Aa extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Aa(null,r.length,r)}else{const r=e[0],s=e[1];t=new Aa(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",La);const Pa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${t}`:"bool"}if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r)return s&&e.isVector(a)?e.format(`not( ${u} )`,t):e.format(`( ${r} ${u} )`,a,t);if("~"===r)return e.format(`( ${r} ${u} )`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ua=dn(Fa,"+").setParameterLength(2,1/0).setName("add"),Da=dn(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ia=dn(Fa,"*").setParameterLength(2,1/0).setName("mul"),Oa=dn(Fa,"/").setParameterLength(2,1/0).setName("div"),Va=dn(Fa,"%").setParameterLength(2).setName("mod"),ka=dn(Fa,"==").setParameterLength(2).setName("equal"),Ga=dn(Fa,"!=").setParameterLength(2).setName("notEqual"),za=dn(Fa,"<").setParameterLength(2).setName("lessThan"),$a=dn(Fa,">").setParameterLength(2).setName("greaterThan"),Wa=dn(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),Ha=dn(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),qa=dn(Fa,"&&").setParameterLength(2,1/0).setName("and"),ja=dn(Fa,"||").setParameterLength(2,1/0).setName("or"),Xa=dn(Fa,"!").setParameterLength(1).setName("not"),Ka=dn(Fa,"^^").setParameterLength(2).setName("xor"),Qa=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Ya=dn(Fa,"~").setParameterLength(1).setName("bitNot"),Za=dn(Fa,"|").setParameterLength(2).setName("bitOr"),Ja=dn(Fa,"^").setParameterLength(2).setName("bitXor"),eo=dn(Fa,"<<").setParameterLength(2).setName("shiftLeft"),to=dn(Fa,">>").setParameterLength(2).setName("shiftRight"),ro=pn(([e])=>(e.addAssign(1),e)),so=pn(([e])=>(e.subAssign(1),e)),io=pn(([e])=>{const t=Tn(e).toConst();return e.addAssign(1),t}),no=pn(([e])=>{const t=Tn(e).toConst();return e.subAssign(1),t});wi("add",Ua),wi("sub",Da),wi("mul",Ia),wi("div",Oa),wi("mod",Va),wi("equal",ka),wi("notEqual",Ga),wi("lessThan",za),wi("greaterThan",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ka),wi("bitAnd",Qa),wi("bitNot",Ya),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(An(n),0):s=Bn(An(s),0);const a=Ia(s,n).xyz;i=Eo(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.SINH="sinh",ao.COS="cos",ao.COSH="cosh",ao.TAN="tan",ao.TANH="tanh",ao.ASIN="asin",ao.ASINH="asinh",ao.ACOS="acos",ao.ACOSH="acosh",ao.ATAN="atan",ao.ATANH="atanh",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.TRANSPOSE="transpose",ao.DETERMINANT="determinant",ao.INVERSE="inverse",ao.EQUALS="equals",ao.MIN="min",ao.MAX="max",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const oo=xn(1e-6),uo=xn(1e6),lo=xn(Math.PI),co=xn(2*Math.PI),ho=xn(2*Math.PI),po=xn(.5*Math.PI),go=dn(ao,ao.ALL).setParameterLength(1),mo=dn(ao,ao.ANY).setParameterLength(1),fo=dn(ao,ao.RADIANS).setParameterLength(1),yo=dn(ao,ao.DEGREES).setParameterLength(1),bo=dn(ao,ao.EXP).setParameterLength(1),xo=dn(ao,ao.EXP2).setParameterLength(1),To=dn(ao,ao.LOG).setParameterLength(1),_o=dn(ao,ao.LOG2).setParameterLength(1),vo=dn(ao,ao.SQRT).setParameterLength(1),No=dn(ao,ao.INVERSE_SQRT).setParameterLength(1),So=dn(ao,ao.FLOOR).setParameterLength(1),Ro=dn(ao,ao.CEIL).setParameterLength(1),Eo=dn(ao,ao.NORMALIZE).setParameterLength(1),Ao=dn(ao,ao.FRACT).setParameterLength(1),wo=dn(ao,ao.SIN).setParameterLength(1),Co=dn(ao,ao.SINH).setParameterLength(1),Mo=dn(ao,ao.COS).setParameterLength(1),Bo=dn(ao,ao.COSH).setParameterLength(1),Lo=dn(ao,ao.TAN).setParameterLength(1),Po=dn(ao,ao.TANH).setParameterLength(1),Fo=dn(ao,ao.ASIN).setParameterLength(1),Uo=dn(ao,ao.ASINH).setParameterLength(1),Do=dn(ao,ao.ACOS).setParameterLength(1),Io=dn(ao,ao.ACOSH).setParameterLength(1),Oo=dn(ao,ao.ATAN).setParameterLength(1,2),Vo=dn(ao,ao.ATANH).setParameterLength(1),ko=dn(ao,ao.ABS).setParameterLength(1),Go=dn(ao,ao.SIGN).setParameterLength(1),zo=dn(ao,ao.LENGTH).setParameterLength(1),$o=dn(ao,ao.NEGATE).setParameterLength(1),Wo=dn(ao,ao.ONE_MINUS).setParameterLength(1),Ho=dn(ao,ao.DFDX).setParameterLength(1),qo=dn(ao,ao.DFDY).setParameterLength(1),jo=dn(ao,ao.ROUND).setParameterLength(1),Xo=dn(ao,ao.RECIPROCAL).setParameterLength(1),Ko=dn(ao,ao.TRUNC).setParameterLength(1),Qo=dn(ao,ao.FWIDTH).setParameterLength(1),Yo=dn(ao,ao.TRANSPOSE).setParameterLength(1),Zo=dn(ao,ao.DETERMINANT).setParameterLength(1),Jo=dn(ao,ao.INVERSE).setParameterLength(1),eu=dn(ao,ao.MIN).setParameterLength(2,1/0),tu=dn(ao,ao.MAX).setParameterLength(2,1/0),ru=dn(ao,ao.STEP).setParameterLength(2),su=dn(ao,ao.REFLECT).setParameterLength(2),iu=dn(ao,ao.DISTANCE).setParameterLength(2),nu=dn(ao,ao.DIFFERENCE).setParameterLength(2),au=dn(ao,ao.DOT).setParameterLength(2),ou=dn(ao,ao.CROSS).setParameterLength(2),uu=dn(ao,ao.POW).setParameterLength(2),lu=e=>Ia(e,e),du=e=>Ia(e,e,e),cu=e=>Ia(e,e,e,e),hu=dn(ao,ao.TRANSFORM_DIRECTION).setParameterLength(2),pu=e=>Ia(Go(e),uu(ko(e),1/3)),gu=e=>au(e,e),mu=dn(ao,ao.MIX).setParameterLength(3),fu=(e,t=0,r=1)=>new ao(ao.CLAMP,sn(e),sn(t),sn(r)),yu=e=>fu(e),bu=dn(ao,ao.REFRACT).setParameterLength(3),xu=dn(ao,ao.SMOOTHSTEP).setParameterLength(3),Tu=dn(ao,ao.FACEFORWARD).setParameterLength(3),_u=pn(([e])=>{const t=au(e.xy,Nn(12.9898,78.233)),r=Va(t,lo);return Ao(wo(r).mul(43758.5453))}),vu=(e,t,r)=>mu(t,r,e),Nu=(e,t,r)=>xu(t,r,e),Su=(e,t)=>ru(t,e),Ru=Tu,Eu=No;wi("all",go),wi("any",mo),wi("radians",fo),wi("degrees",yo),wi("exp",bo),wi("exp2",xo),wi("log",To),wi("log2",_o),wi("sqrt",vo),wi("inverseSqrt",No),wi("floor",So),wi("ceil",Ro),wi("normalize",Eo),wi("fract",Ao),wi("sin",wo),wi("sinh",Co),wi("cos",Mo),wi("cosh",Bo),wi("tan",Lo),wi("tanh",Po),wi("asin",Fo),wi("asinh",Uo),wi("acos",Do),wi("acosh",Io),wi("atan",Oo),wi("atanh",Vo),wi("abs",ko),wi("sign",Go),wi("length",zo),wi("lengthSq",gu),wi("negate",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Ko),wi("fwidth",Qo),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Yo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Au extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const wu=un(Au).setParameterLength(2,3);wi("select",wu);class Cu extends pi{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Mu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Cu(r,t)},Bu=e=>Mu(e,{uniformFlow:!0}),Lu=(e,t)=>Mu(e,{nodeName:t});function Pu(e,t,r=null){return Mu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return Mu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Uu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Lu(e,t)}wi("context",Mu),wi("label",Uu),wi("uniformFlow",Bu),wi("setName",Lu),wi("builtinShadowContext",(e,t,r)=>Pu(t,r,e)),wi("builtinAOContext",(e,t)=>Fu(t,e));class Du extends pi{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Iu=un(Du),Ou=(e,t=null)=>Iu(e,t).toStack(),Vu=(e,t=null)=>Iu(e,t,!0).toStack(),ku=e=>Iu(e).setIntent(!0).toStack();wi("toVar",Ou),wi("toConst",Vu),wi("toVarIntent",ku);class Gu extends pi{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const zu=(e,t,r=null)=>new Gu(sn(e),t,r);class $u extends pi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=zu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=zu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,si.VERTEX);e.flowNodeFromShaderStage(si.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Wu=un($u).setParameterLength(1,2),Hu=e=>Wu(e);wi("toVarying",Wu),wi("toVertexStage",Hu);const qu=pn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return mu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ju=pn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return mu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Xu="WorkingColorSpace";class Ku extends fi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Xu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Bn(qu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Bn(Dn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Bn(ju(i.rgb),i.a)),i):i}}const Qu=(e,t)=>new Ku(sn(e),Xu,t),Yu=(e,t)=>new Ku(sn(e),t,Xu);wi("workingToColorSpace",Qu),wi("colorSpaceToWorking",Yu);let Zu=class extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Ju extends pi{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ii.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Zu(this,sn(e))}setNodeType(e){const t=Ea(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew el(e,t,r);class rl extends fi{static get type(){return"ToneMappingNode"}constructor(e,t=il,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return $s(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Bn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const sl=(e,t,r)=>new rl(e,sn(t),sn(r)),il=tl("toneMappingExposure","float");wi("toneMapping",(e,t,r)=>sl(t,r,e));const nl=new WeakMap;function al(e,t){let r=nl.get(e);return void 0===r&&(r=new b(e,t),nl.set(e,r)),r}class ol extends vi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?al(s.array,i):al(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=Wu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function ul(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Dn(new ol(e,"vec3",9,0).setUsage(i).setInstanced(n),new ol(e,"vec3",9,3).setUsage(i).setInstanced(n),new ol(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?In(new ol(e,"vec4",16,0).setUsage(i).setInstanced(n),new ol(e,"vec4",16,4).setUsage(i).setInstanced(n),new ol(e,"vec4",16,8).setUsage(i).setInstanced(n),new ol(e,"vec4",16,12).setUsage(i).setInstanced(n)):new ol(e,t,r,s).setUsage(i)}const ll=(e,t=null,r=0,s=0)=>ul(e,t,r,s),dl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,f,!0),cl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,x,!0);wi("toAttribute",e=>ll(e.value));class hl extends pi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===hl.VERTEX)s=e.getVertexIndex();else if(r===hl.INSTANCE)s=e.getInstanceIndex();else if(r===hl.DRAW)s=e.getDrawIndex();else if(r===hl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===hl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==hl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Wu(this).build(e,t)}return i}}hl.VERTEX="vertex",hl.INSTANCE="instance",hl.SUBGROUP="subgroup",hl.INVOCATION_LOCAL="invocationLocal",hl.INVOCATION_SUBGROUP="invocationSubgroup",hl.DRAW="draw";const pl=ln(hl,hl.VERTEX),gl=ln(hl,hl.INSTANCE),ml=ln(hl,hl.SUBGROUP),fl=ln(hl,hl.INVOCATION_SUBGROUP),yl=ln(hl,hl.INVOCATION_LOCAL),bl=ln(hl,hl.DRAW);class xl extends pi{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ii.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Ea(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=gl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const Tl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Vs);for(let e=0;e{const s=Tl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};wi("compute",_l),wi("computeKernel",Tl);class vl extends pi{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const Nl=e=>new vl(sn(e));function Sl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),Nl(e).setParent(t)}wi("cache",Sl),wi("isolate",Nl);class Rl extends pi{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const El=un(Rl).setParameterLength(2);wi("bypass",El);const Al=pn(([e,t,r,s=xn(0),i=xn(1),n=vn(!1)])=>{let a=e.sub(t).div(r.sub(t));return en(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function wl(e,t,r,s=xn(0),i=xn(1)){return Al(e,t,r,s,i,!0)}wi("remap",Al),wi("remapClamp",wl);class Cl extends pi{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const Ml=un(Cl).setParameterLength(1,2),Bl=e=>(e?wu(e,Ml("discard")):Ml("discard")).toStack();wi("discard",Bl);const Ll=pn(([e])=>Bn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Pl=pn(([e])=>e.a.equal(0).select(Bn(0),Bn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Fl extends fi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;t=Bn(t.rgb,t.a.clamp(0,1)),t=Pl(t);const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t=Ll(t),t}}const Ul=(e,t=null,r=null)=>new Fl(sn(e),t,r);wi("renderOutput",Ul);class Dl extends fi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Il=(e,t=null)=>new Dl(sn(e),t).toStack();wi("debug",Il);class Ol extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Vl extends pi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ii.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Ol&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function kl(e,t="",r=null){return(e=sn(e)).before(new Vl(e,t,r))}wi("toInspector",kl);class Gl extends pi{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Wu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const zl=(e,t=null)=>new Gl(e,t),$l=(e=0)=>zl("uv"+(e>0?e:""),"vec2");class Wl extends pi{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Hl=un(Wl).setParameterLength(1,2);class ql extends Ra{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ii.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const jl=un(ql).setParameterLength(1);class Xl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Kl=new N;class Ql extends Ra{static get type(){return"TextureNode"}constructor(e=Kl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ii.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $l(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Ea(this.value.matrix)),this._matrixUniform.mul(An(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Ea(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(Tn(Hl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Xl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=pn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ii.OBJECT:ii.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(E.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===A||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?ru(Ml(R,a),Ml(T,"float")).build(e,a):ru(Ml(T,"float"),Ml(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Yu(Ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=sn(e),t.referenceNode=this.getBase(),sn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=sn(e).mul(jl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),sn(t)}level(e){const t=this.clone();return t.levelNode=sn(e),t.referenceNode=this.getBase(),sn(t)}size(e){return Hl(this,e)}bias(e){const t=this.clone();return t.biasNode=sn(e),t.referenceNode=this.getBase(),sn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=sn(e),t.referenceNode=this.getBase(),sn(t)}grad(e,t){const r=this.clone();return r.gradNode=[sn(e),sn(t)],r.referenceNode=this.getBase(),sn(r)}depth(e){const t=this.clone();return t.depthNode=sn(e),t.referenceNode=this.getBase(),sn(t)}offset(e){const t=this.clone();return t.offsetNode=sn(e),t.referenceNode=this.getBase(),sn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Yl=un(Ql).setParameterLength(1,4).setName("texture"),Zl=(e=Kl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=sn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Yl(e,t,r,s),i},Jl=(...e)=>Zl(...e).setSampler(!1);class ed extends Ra{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const td=(e,t,r)=>new ed(e,t,r);class rd extends gi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class sd extends ed{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ys(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ii.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew sd(e,t);class nd extends pi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const ad=un(nd).setParameterLength(1);let od,ud;class ld extends pi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ld.DPR?"float":this.scope===ld.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ii.NONE;return this.scope!==ld.SIZE&&this.scope!==ld.VIEWPORT&&this.scope!==ld.DPR||(e=ii.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ld.VIEWPORT?null!==t?ud.copy(t.viewport):(e.getViewport(ud),ud.multiplyScalar(e.getPixelRatio())):this.scope===ld.DPR?this._output.value=e.getPixelRatio():null!==t?(od.width=t.width,od.height=t.height):e.getDrawingBufferSize(od)}setup(){const e=this.scope;let r=null;return r=e===ld.SIZE?Ea(od||(od=new t)):e===ld.VIEWPORT?Ea(ud||(ud=new s)):e===ld.DPR?Ea(1):Nn(pd.div(hd)),this._output=r,r}generate(e){if(this.scope===ld.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(hd).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ld.COORDINATE="coordinate",ld.VIEWPORT="viewport",ld.SIZE="size",ld.UV="uv",ld.DPR="dpr";const dd=ln(ld,ld.DPR),cd=ln(ld,ld.UV),hd=ln(ld,ld.SIZE),pd=ln(ld,ld.COORDINATE),gd=ln(ld,ld.VIEWPORT),md=gd.zw,fd=pd.sub(gd.xy),yd=fd.div(md),bd=pn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Vs),hd),"vec2").once()();let xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ed=null,Ad=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Ea(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Ea("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Ea("float").setName("cameraFar").setGroup(Na).onRenderUpdate(({camera:e})=>e.far),Dd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===Td?Td=id(r).setGroup(Na).setName("cameraProjectionMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrix")}else null===xd&&(xd=Ea(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=xd;return t}).once()(),Id=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===vd?vd=id(r).setGroup(Na).setName("cameraProjectionMatricesInverse"):vd.array=r,t=vd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrixInverse")}else null===_d&&(_d=Ea(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=_d;return t}).once()(),Od=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Sd?Sd=id(r).setGroup(Na).setName("cameraViewMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraViewMatrix")}else null===Nd&&(Nd=Ea(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=Nd;return t}).once()(),Vd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===Ed?Ed=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ed.array=r,t=Ed.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Ea(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=Rd;return t}).once()(),kd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===wd?wd=id(r).setGroup(Na).setName("cameraNormalMatrices"):wd.array=r,t=wd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraNormalMatrix")}else null===Ad&&(Ad=Ea(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ad;return t}).once()(),Gd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Cd;return t}).once()(),zd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===Ld?Ld=id(r,"vec4").setGroup(Na).setName("cameraViewports"):Ld.array=r,t=Ld.element(Pd).toConst("cameraViewport")}else null===Bd&&(Bd=Bn(0,0,hd.x,hd.y).toConst("cameraViewport")),t=Bd;return t}).once()(),$d=new L;class Wd extends pi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ii.OBJECT,this.uniformNode=new Ra(null)}generateNodeType(){const e=this.scope;return e===Wd.WORLD_MATRIX?"mat4":e===Wd.POSITION||e===Wd.VIEW_POSITION||e===Wd.DIRECTION||e===Wd.SCALE?"vec3":e===Wd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Wd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Wd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Wd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Wd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Wd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Wd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),$d.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=$d.radius}}generate(e){const t=this.scope;return t===Wd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Wd.POSITION||t===Wd.VIEW_POSITION||t===Wd.DIRECTION||t===Wd.SCALE?this.uniformNode.nodeType="vec3":t===Wd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Wd.WORLD_MATRIX="worldMatrix",Wd.POSITION="position",Wd.SCALE="scale",Wd.VIEW_POSITION="viewPosition",Wd.DIRECTION="direction",Wd.RADIUS="radius";const Hd=un(Wd,Wd.DIRECTION).setParameterLength(1),qd=un(Wd,Wd.WORLD_MATRIX).setParameterLength(1),jd=un(Wd,Wd.POSITION).setParameterLength(1),Xd=un(Wd,Wd.SCALE).setParameterLength(1),Kd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Qd=un(Wd,Wd.RADIUS).setParameterLength(1);class Yd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Yd,Yd.DIRECTION),Jd=ln(Yd,Yd.WORLD_MATRIX),ec=ln(Yd,Yd.POSITION),tc=ln(Yd,Yd.SCALE),rc=ln(Yd,Yd.VIEW_POSITION),sc=ln(Yd,Yd.RADIUS),ic=Ea(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Ea(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),ac=pn(e=>e.context.modelViewMatrix||oc).once()().toVar("modelViewMatrix"),oc=Od.mul(Jd),uc=pn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Ea("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),lc=pn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Ea("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),dc=pn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Bn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),cc=zl("position","vec3"),hc=cc.toVarying("positionLocal"),pc=cc.toVarying("positionPrevious"),gc=pn(e=>Jd.mul(hc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),mc=pn(()=>hc.transformDirection(Jd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),fc=pn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Id.mul(dc);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),yc=pn(e=>{let t;return t=e.camera.isOrthographicCamera?An(0,0,1):fc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class bc extends pi{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===P?"false":e.getFrontFacing()}}const xc=ln(bc),Tc=xn(xc).mul(2).sub(1),_c=pn(([e],{material:t})=>{const r=t.side;return r===P?e=e.mul(-1):r===F&&(e=e.mul(Tc)),e}),vc=zl("normal","vec3"),Nc=pn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),An(0,1,0)):vc,"vec3").once()().toVar("normalLocal"),Sc=fc.dFdx().cross(fc.dFdy()).normalize().toVar("normalFlat"),Rc=pn(e=>{let t;return t=e.isFlatShading()?Sc:Bc(Nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Ec=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ac=pn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Rc,!0!==e.isFlatShading()&&(t=_c(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),wc=Ac.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ac:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Mc=pn(([e,t=Jd])=>{const r=Dn(t),s=e.div(An(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Bc=pn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ic.mul(e);return Od.transformDirection(s)}),Lc=pn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Ac)).once(["NORMAL","VERTEX"])(),Pc=pn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),wc)).once(["NORMAL","VERTEX"])(),Fc=pn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Cc)).once(["NORMAL","VERTEX"])(),Uc=new a,Dc=Ea(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Ea(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Ea(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Uc.makeRotationFromEuler(r).transpose():Uc.identity(),Uc}),Vc=yc.negate().reflect(Ac),kc=yc.negate().refract(Ac,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Ql{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),An(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?An(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=An(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$c,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=sn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Hc(e,t,r,s),i};class jc extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Xc extends pi{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ii.OBJECT}element(e){return new jc(this,sn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?td(null,e,this.count):Array.isArray(this.getValueFromReference())?id(null,e):"texture"===e?Zl(null):"cubeTexture"===e?qc(null):Ea(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Xc(e,t,r),Qc=(e,t,r,s)=>new Xc(e,t,s,r);class Yc extends Xc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Zc=(e,t,r=null)=>new Yc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ac,nh=th.cross(ih),ah=ih.cross(eh),oh=nh.mul(rh.x).add(ah.mul(sh.x)),uh=nh.mul(rh.y).add(ah.mul(sh.y)),lh=oh.dot(oh).max(uh.dot(uh)),dh=lh.equal(0).select(0,lh.inverseSqrt()),ch=oh.mul(dh).toVar("tangentViewFrame"),hh=uh.mul(dh).toVar("bitangentViewFrame"),ph=zl("tangent","vec4"),gh=ph.xyz.toVar("tangentLocal"),mh=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ac.mul(Bn(gh,0)).xyz.toVarying("v_tangentView").normalize():ch,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),fh=mh.transformDirection(Od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),yh=pn(([e,t],r)=>{let s=e.mul(ph.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),bh=yh(vc.cross(ph),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),xh=yh(Nc.cross(gh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Th=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?yh(Ac.cross(mh),"v_bitangentView").normalize():hh,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),_h=yh(wc.cross(fh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),vh=Dn(mh,Th,Ac).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ac,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Eh=e=>An(e,vo(yu(xn(1).sub(au(e,e)))));class Ah extends fi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=Eh(i.xy):s===G?i=Eh(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=_c(t)),i=An(i.xy.mul(t),i.z)}let n=null;return t===z?n=Bc(i):t===O?n=vh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Ac),n}}const wh=un(Ah).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$l()),forceUVContext:!0}),s=xn(r(e=>e));return Nn(xn(r(e=>e.add(e.dFdx()))).sub(s),xn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Mh=pn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Tc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Bh extends fi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Ch({textureNode:this.textureNode,bumpScale:e});return Mh({surf_pos:fc,surf_norm:Ac,dHdxy:t})}}const Lh=un(Bh).setParameterLength(1,2),Ph=new Map;class Fh extends pi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ph.get(e);return void 0===r&&(r=Zc(e,t),Ph.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Fh.COLOR){const e=void 0!==t.color?this.getColor(r):An();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Fh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Fh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:xn(1);else if(r===Fh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Fh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Fh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Fh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Fh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Fh.NORMAL)t.normalMap?(s=wh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?Lh(this.getTexture("bump").r,this.getFloat("bumpScale")):Ac;else if(r===Fh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?wh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Ac;else if(r===Fh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Fh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Fh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Un(bp.x,bp.y,bp.y.negate(),bp.x).mul(e.rg.mul(2).sub(Nn(1)).normalize().mul(e.b))}else s=bp;else if(r===Fh.IRIDESCENCE_THICKNESS){const e=Kc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Kc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Fh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Fh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Fh.IOR)s=this.getFloat(r);else if(r===Fh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Fh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Fh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):xn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Fh.ALPHA_TEST="alphaTest",Fh.COLOR="color",Fh.OPACITY="opacity",Fh.SHININESS="shininess",Fh.SPECULAR="specular",Fh.SPECULAR_STRENGTH="specularStrength",Fh.SPECULAR_INTENSITY="specularIntensity",Fh.SPECULAR_COLOR="specularColor",Fh.REFLECTIVITY="reflectivity",Fh.ROUGHNESS="roughness",Fh.METALNESS="metalness",Fh.NORMAL="normal",Fh.CLEARCOAT="clearcoat",Fh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Fh.CLEARCOAT_NORMAL="clearcoatNormal",Fh.EMISSIVE="emissive",Fh.ROTATION="rotation",Fh.SHEEN="sheen",Fh.SHEEN_ROUGHNESS="sheenRoughness",Fh.ANISOTROPY="anisotropy",Fh.IRIDESCENCE="iridescence",Fh.IRIDESCENCE_IOR="iridescenceIOR",Fh.IRIDESCENCE_THICKNESS="iridescenceThickness",Fh.IOR="ior",Fh.TRANSMISSION="transmission",Fh.THICKNESS="thickness",Fh.ATTENUATION_DISTANCE="attenuationDistance",Fh.ATTENUATION_COLOR="attenuationColor",Fh.LINE_SCALE="scale",Fh.LINE_DASH_SIZE="dashSize",Fh.LINE_GAP_SIZE="gapSize",Fh.LINE_WIDTH="linewidth",Fh.LINE_DASH_OFFSET="dashOffset",Fh.POINT_SIZE="size",Fh.DISPERSION="dispersion",Fh.LIGHT_MAP="light",Fh.AO="ao";const Uh=ln(Fh,Fh.ALPHA_TEST),Dh=ln(Fh,Fh.COLOR),Ih=ln(Fh,Fh.SHININESS),Oh=ln(Fh,Fh.EMISSIVE),Vh=ln(Fh,Fh.OPACITY),kh=ln(Fh,Fh.SPECULAR),Gh=ln(Fh,Fh.SPECULAR_INTENSITY),zh=ln(Fh,Fh.SPECULAR_COLOR),$h=ln(Fh,Fh.SPECULAR_STRENGTH),Wh=ln(Fh,Fh.REFLECTIVITY),Hh=ln(Fh,Fh.ROUGHNESS),qh=ln(Fh,Fh.METALNESS),jh=ln(Fh,Fh.NORMAL),Xh=ln(Fh,Fh.CLEARCOAT),Kh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Qh=ln(Fh,Fh.CLEARCOAT_NORMAL),Yh=ln(Fh,Fh.ROTATION),Zh=ln(Fh,Fh.SHEEN),Jh=ln(Fh,Fh.SHEEN_ROUGHNESS),ep=ln(Fh,Fh.ANISOTROPY),tp=ln(Fh,Fh.IRIDESCENCE),rp=ln(Fh,Fh.IRIDESCENCE_IOR),sp=ln(Fh,Fh.IRIDESCENCE_THICKNESS),ip=ln(Fh,Fh.TRANSMISSION),np=ln(Fh,Fh.THICKNESS),ap=ln(Fh,Fh.IOR),op=ln(Fh,Fh.ATTENUATION_DISTANCE),up=ln(Fh,Fh.ATTENUATION_COLOR),lp=ln(Fh,Fh.LINE_SCALE),dp=ln(Fh,Fh.LINE_DASH_SIZE),cp=ln(Fh,Fh.LINE_GAP_SIZE),hp=ln(Fh,Fh.LINE_WIDTH),pp=ln(Fh,Fh.LINE_DASH_OFFSET),gp=ln(Fh,Fh.POINT_SIZE),mp=ln(Fh,Fh.DISPERSION),fp=ln(Fh,Fh.LIGHT_MAP),yp=ln(Fh,Fh.AO),bp=Ea(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),xp=pn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Tp extends gi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const _p=un(Tp).setParameterLength(2);class vp extends ed{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=qs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ai.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return _p(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ai.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ll(this.value),this._varying=Wu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Np=(e,t=null,r=0)=>new vp(e,t,r);class Sp extends pi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ii.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=Np(s,"vec3",Math.max(s.count,1)).element(gl);else{const e=new q(s.array,3),t=s.usage===x?cl:dl;this.bufferColor=e,r=An(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(hc).xyz;if(hc.assign(n),e.needsPreviousData()&&pc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Mc(Nc,t);Nc.assign(e)}null!==this.instanceColorNode&&zn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(pc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=Np(s,"mat4",Math.max(i,1)).element(gl);else{if(16*i*4<=t.getUniformBufferLimit())r=td(s.array,"mat4",Math.max(i,1)).element(gl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?cl:dl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=In(...n)}}return r}}const Rp=un(Sp).setParameterLength(2,3);class Ep extends Sp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Ap=un(Ep).setParameterLength(1);class wp extends pi{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=gl:this.batchingIdNode=bl);const t=pn(([e])=>{const t=Tn(Hl(Jl(this.batchMesh._indirectTexture),0).x).toConst(),r=Tn(e).mod(t).toConst(),s=Tn(e).div(t).toConst();return Jl(this.batchMesh._indirectTexture,Sn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Tn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Tn(Hl(Jl(s),0).x).toConst(),n=xn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=In(Jl(s,Sn(a,o)),Jl(s,Sn(a.add(1),o)),Jl(s,Sn(a.add(2),o)),Jl(s,Sn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=pn(([e])=>{const t=Tn(Hl(Jl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Jl(l,Sn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);zn("vec3","vBatchColor").assign(t)}const d=Dn(u);hc.assign(u.mul(hc));const c=Nc.div(An(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;Nc.assign(h),e.hasGeometryAttribute("tangent")&&gh.mulAssign(d)}}const Cp=un(wp).setParameterLength(1),Mp=new WeakMap;class Bp extends pi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ii.OBJECT,this.skinIndexNode=zl("skinIndex","uvec4"),this.skinWeightNode=zl("skinWeight","vec4"),this.bindMatrixNode=Kc("bindMatrix","mat4"),this.bindMatrixInverseNode=Kc("bindMatrixInverse","mat4"),this.boneMatricesNode=Qc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=hc,this.toPositionNode=hc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ua(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=Nc,r=gh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ua(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Qc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pc)}setup(e){e.needsPreviousData()&&pc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();Nc.assign(t),e.hasGeometryAttribute("tangent")&&gh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Mp.get(t)!==e.frameId&&(Mp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Lp=e=>new Bp(e);class Pp extends pi{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Pp(on(e,"int")).toStack(),Up=()=>Ml("break").toStack(),Dp=new WeakMap,Ip=new s,Op=pn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=Tn(pl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Jl(e,Sn(u,o)).depth(i).xyz.mul(t)});class Vp extends pi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Ea(1),this.updateType=ii.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Dp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=K,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=xn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Jl(this.mesh.morphTexture,Sn(Tn(e).add(1),Tn(gl))).r):t.assign(Kc("morphTargetInfluences","float").element(e).toVar()),fn(t.notEqual(0),()=>{!0===s&&hc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(0)})),!0===i&&Nc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const kp=un(Vp).setParameterLength(1);class Gp extends pi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class zp extends Gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:An().toVar("directDiffuse"),directSpecular:An().toVar("directSpecular"),indirectDiffuse:An().toVar("indirectDiffuse"),indirectSpecular:An().toVar("indirectSpecular")};return{radiance:An().toVar("radiance"),irradiance:An().toVar("irradiance"),iblIrradiance:An().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($p);class Hp extends Gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const qp=new t;class jp extends Ql{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new Q,s.minFilter=Y,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ii.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(qp):i.getDrawingBufferSize?i.getDrawingBufferSize(qp):qp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===qp.width&&n.image.height===qp.height||(n.image.width=qp.width,n.image.height=qp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Xp=un(jp).setParameterLength(0,3),Kp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Qp=Kp(),Yp=(e=cd,t=null)=>Qp.sample(e,t);let Zp=null;class Jp extends jp{static get type(){return"ViewportDepthTextureNode"}constructor(e=cd,t=null,r=null){null===r&&(null===Zp&&(Zp=new Z),r=Zp),super(e,t,r)}}const eg=un(Jp).setParameterLength(0,3);class tg extends pi{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===tg.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===tg.DEPTH_BASE)null!==r&&(s=ug().assign(r));else if(t===tg.DEPTH)s=e.isPerspectiveCamera?ig(fc.z,Fd,Ud):rg(fc.z,Fd,Ud);else if(t===tg.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=ag(r,Fd,Ud);s=rg(e,Fd,Ud)}else s=r;else s=rg(fc.z,Fd,Ud);return s}}tg.DEPTH_BASE="depthBase",tg.DEPTH="depth",tg.LINEAR_DEPTH="linearDepth";const rg=(e,t,r)=>e.add(t).div(t.sub(r)),sg=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),ig=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),ng=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),ag=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),og=(e,t,r)=>{t=t.max(1e-6).toVar();const s=_o(e.negate().div(t)),i=_o(r.div(t));return s.div(i)},ug=un(tg,tg.DEPTH_BASE),lg=ln(tg,tg.DEPTH),dg=un(tg,tg.LINEAR_DEPTH).setParameterLength(0,1),cg=dg(eg());lg.assign=e=>ug(e);class hg extends pi{static get type(){return"ClippingNode"}constructor(e=hg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===hg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===hg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return pn(()=>{const r=xn().toVar("distanceToPlane"),s=xn().toVar("distanceToGradient"),i=xn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=id(t).setGroup(Na);Fp(n,({i:t})=>{const n=e.element(t);r.assign(fc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(xu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=id(e).setGroup(Na),n=xn(1).toVar("intersectionClipOpacity");Fp(a,({i:e})=>{const i=t.element(e);r.assign(fc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(xu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}$n.a.mulAssign(i),$n.a.equal(0).discard()})()}setupDefault(e,t){return pn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=id(t).setGroup(Na);Fp(r,({i:t})=>{const r=e.element(t);fc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=id(e).setGroup(Na),r=vn(!0).toVar("clipped");Fp(s,({i:e})=>{const s=t.element(e);r.assign(fc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),pn(()=>{const s=id(e).setGroup(Na),i=ad(t.getClipDistance());Fp(r,({i:e})=>{const t=s.element(e),r=fc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}hg.ALPHA_TO_COVERAGE="alphaToCoverage",hg.DEFAULT="default",hg.HARDWARE="hardware";const pg=pn(([e])=>Ao(Ia(1e4,wo(Ia(17,e.x).add(Ia(.1,e.y)))).mul(Ua(.1,ko(wo(Ia(13,e.y).add(e.x))))))),gg=pn(([e])=>pg(Nn(pg(e.xy),e.z))),mg=pn(([e])=>{const t=tu(zo(Ho(e.xyz)),zo(qo(e.xyz))),r=xn(1).div(xn(.05).mul(t)).toVar("pixScale"),s=Nn(xo(So(_o(r))),xo(Ro(_o(r)))),i=Nn(gg(So(s.x.mul(e.xyz))),gg(So(s.y.mul(e.xyz)))),n=Ao(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=An(a.mul(a).div(Ia(2,o).mul(Da(1,o))),a.sub(Ia(.5,o)).div(Da(1,o)),Da(1,Da(1,a).mul(Da(1,a)).div(Ia(2,o).mul(Da(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return fu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class fg extends Gl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const yg=(e=0)=>new fg(e);class bg extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Gs(t.slice(0,-4)),r.getCacheKey());return this.type+zs(e)}build(e){this.setup(e)}setupObserver(e){return new Is(e)}setup(e){e.context.setupNormal=()=>zu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=zu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Bn(s,$n.a).max(0);n=this.setupOutput(e,i),la.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&la.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Bn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new hg(hg.ALPHA_TO_COVERAGE):e.stack.addToStack(new hg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new hg(hg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?og(fc.z,Fd,Ud):rg(fc.z,Fd,Ud))}null!==s&&lg.assign(s).toStack()}setupPositionView(){return ac.mul(hc).xyz}setupModelViewProjection(){return Dd.mul(fc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),xp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&kp(t).toStack(),!0===t.isSkinnedMesh&&Lp(t).toStack(),this.displacementMap){const e=Zc("displacementMap","texture"),t=Zc("displacementScale","float"),r=Zc("displacementBias","float");hc.addAssign(Nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Cp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Ap(t).toStack(),null!==this.positionNode&&hc.assign(zu(this.positionNode,"POSITION","vec3")),hc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&vn(this.maskNode).not().discard();let s=this.colorNode?Bn(this.colorNode):Dh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(yg())),t.instanceColor){s=zn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=zn("vec3","vBatchColor").mul(s)}$n.assign(s);const i=this.opacityNode?xn(this.opacityNode):Vh;$n.a.assign($n.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?xn(this.alphaTestNode):Uh,!0===this.alphaToCoverage?($n.a=xu(n,n.add(Qo($n.a)),$n.a),$n.a.lessThanEqual(0).discard()):$n.a.lessThanEqual(n).discard()),!0===this.alphaHash&&$n.a.lessThan(mg(hc)).discard(),e.isOpaque()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?An(0):$n.rgb}setupNormal(){return this.normalNode?An(this.normalNode):jh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Zc("envMap","cubeTexture"):Zc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Hp(fp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=yp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new zp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Wp(n,t,r,s)}else null!==r&&(a=An(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(An(i||Oh)),a=a.add(Hn)),a}setupFog(e,t){const r=e.fogNode;return r&&(la.assign(t),t=Bn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Ll(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const xg=new ee;class Tg extends bg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(xg),this.setValues(e)}}const _g=new te;class vg extends bg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(_g),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?xn(this.offsetNode):pp,t=this.dashScaleNode?xn(this.dashScaleNode):lp,r=this.dashSizeNode?xn(this.dashSizeNode):dp,s=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(r),ca.assign(s);const i=Wu(zl("lineDistance").mul(t));(e?i.add(e):i).mod(da.add(ca)).greaterThan(da).discard()}}const Ng=new te;class Sg extends bg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ng),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=pn(({start:e,end:t})=>{const r=Dd.element(2).element(2),s=Dd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Bn(mu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=pn(()=>{const e=zl("instanceStart"),t=zl("instanceEnd"),r=Bn(ac.mul(Bn(e,1))).toVar("start"),s=Bn(ac.mul(Bn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?xn(this.dashScaleNode):lp,t=this.offsetNode?xn(this.offsetNode):pp,r=zl("instanceDistanceStart"),s=zl("instanceDistanceEnd");let i=cc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),zn("float","lineDistance").assign(i)}n&&(zn("vec3","worldStart").assign(r.xyz),zn("vec3","worldEnd").assign(s.xyz));const o=gd.z.div(gd.w),u=Dd.element(2).element(3).equal(-1);fn(u,()=>{fn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Dd.mul(r),d=Dd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Bn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=mu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=zn("vec4","worldPos");o.assign(cc.y.lessThan(.5).select(r,s));const u=hp.mul(.5);o.addAssign(Bn(cc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Bn(cc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Bn(a.mul(u),0)),fn(cc.y.greaterThan(1).or(cc.y.lessThan(0)),()=>{o.subAssign(Bn(a.mul(2).mul(u),0))})),g.assign(Dd.mul(o));const l=An().toVar();l.assign(cc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Nn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(cc.x.lessThan(0).select(e.negate(),e)),fn(cc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(cc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(hp)),e.assign(e.div(gd.w.div(dd))),g.assign(cc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Bn(e,0,0)))}return g})();const o=pn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Nn(h,p)});if(this.colorNode=pn(()=>{const e=$l();if(i){const t=this.dashSizeNode?xn(this.dashSizeNode):dp,r=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(t),ca.assign(r);const s=zn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(da.add(ca)).greaterThan(da).discard()}const a=xn(1).toVar("alpha");if(n){const e=zn("vec3","worldStart"),s=zn("vec3","worldEnd"),n=zn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:An(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(hp);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(xu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=xn(s.fwidth()).toVar("dlen");fn(e.y.abs().greaterThan(1),()=>{a.assign(xu(i.oneMinus(),i.add(1),s).oneMinus())})}else fn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=zl("instanceColorStart"),t=zl("instanceColorEnd");u=cc.y.lessThan(.5).select(e,t).mul(Dh)}else u=Dh;return Bn(u,a)})(),this.transparent){const e=this.opacityNode?xn(this.opacityNode):Vh;this.outputNode=Bn(this.colorNode.rgb.mul(e).add(Yp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const Rg=new se;class Eg extends bg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Rg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?xn(this.opacityNode):Vh;$n.assign(Yu(Bn(Rh(Ac),e),ie))}}const Ag=pn(([e=mc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Nn(t,r)});class wg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Ag(mc),a=new bg;a.colorNode=Zl(t,n,0),a.side=P,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Y&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Cg=new WeakMap;class Mg extends fi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=qc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ii.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Cg.has(e)){const t=Cg.get(e);Lg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new wg(r.height);s.fromEquirectangularTexture(t,e),Lg(s.texture,e.mapping),this._cubeTexture=s.texture,Cg.set(e,s.texture),e.addEventListener("dispose",Bg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Bg(e){const t=e.target;t.removeEventListener("dispose",Bg);const r=Cg.get(t);void 0!==r&&(Cg.delete(t),r.dispose())}function Lg(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Pg=un(Mg).setParameterLength(1);class Fg extends Gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Pg(this.envNode)}}class Ug extends Gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=xn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Dg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Ig extends Dg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Bn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Bn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign($n.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(mu(s.rgb,s.rgb.mul(i.rgb),$h.mul(Wh)));break;case ge:s.rgb.assign(mu(s.rgb,i.rgb,$h.mul(Wh)));break;case pe:s.rgb.addAssign(i.rgb.mul($h.mul(Wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Og=new fe;class Vg extends bg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Og),this.setValues(e)}setupNormal(){return _c(Rc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ug(fp)),t}setupOutgoingLight(){return $n.rgb}setupLightingModel(){return new Ig}}const kg=pn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Gg=pn(e=>e.diffuseColor.mul(1/Math.PI)),zg=pn(({dotNH:e})=>ua.mul(xn(.5)).add(1).mul(xn(1/Math.PI)).mul(e.pow(ua))),$g=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ac.dot(t).clamp(),s=yc.dot(t).clamp(),i=kg({f0:na,f90:1,dotVH:s}),n=xn(.25),a=zg({dotNH:r});return i.mul(n).mul(a)});class Wg extends Ig{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ac.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:$n.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul($g({lightDirection:e})).mul($h))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Hg=new ye;class qg extends bg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg(!1)}}const jg=new be;class Xg extends bg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg}setupVariants(){const e=(this.shininessNode?xn(this.shininessNode):Ih).max(1e-4);ua.assign(e);const t=this.specularNode||kh;na.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Kg=pn(e=>{if(!1===e.geometry.hasAttribute("normal"))return xn(0);const t=Rc.dFdx().abs().max(Rc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Qg=pn(e=>{const{roughness:t}=e,r=Kg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Yg=pn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Oa(.5,i.add(n).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Zg=pn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(An(e.mul(r),t.mul(s),a).length()),l=a.mul(An(e.mul(i),t.mul(n),o).length());return Oa(.5,u.add(l).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Jg=pn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),em=xn(1/Math.PI),tm=pn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=An(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return em.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),rm=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Ac,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(yc).normalize(),d=n.dot(e).clamp(),c=n.dot(yc).clamp(),h=n.dot(l).clamp(),p=yc.dot(l).clamp();let g,m,f=kg({f0:t,f90:r,dotVH:p});if(en(a)&&(f=Zn.mix(f,i)),en(o)){const t=sa.dot(e),r=sa.dot(yc),s=sa.dot(l),i=ia.dot(e),n=ia.dot(yc),a=ia.dot(l);g=Zg({alphaT:ta,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=tm({alphaT:ta,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Yg({alpha:u,dotNL:d,dotNV:c}),m=Jg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),sm=new 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im=null;const nm=pn(({roughness:e,dotNV:t})=>{null===im&&(im=new xe(sm,16,16,$,Te),im.name="DFG_LUT",im.minFilter=le,im.magFilter=le,im.wrapS=_e,im.wrapT=_e,im.generateMipmaps=!1,im.needsUpdate=!0);const r=Nn(e,t);return Zl(im,r).rg}),am=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=rm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Ac.dot(e).clamp(),l=Ac.dot(yc).clamp(),d=nm({roughness:s,dotNV:l}),c=nm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=xn(1).sub(g),y=xn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(xn(1).sub(f.mul(y).mul(b).mul(b)).add(oo)),T=f.mul(y),_=x.mul(T);return o.add(_)}),om=pn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=nm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),um=pn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(An(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),lm=pn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=xn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return xn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),dm=pn(({dotNV:e,dotNL:t})=>xn(1).div(xn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),cm=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ac.dot(e).clamp(),s=Ac.dot(yc).clamp(),i=Ac.dot(t).clamp(),n=lm({roughness:Yn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Qn.mul(n).mul(a)}),hm=pn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Nn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),pm=pn(({f:e})=>{const t=e.length();return tu(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),gm=pn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,tu(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),mm=pn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=An().toVar();return fn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const 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n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=An(0).toVar();d.addAssign(gm({v1:n,v2:a})),d.addAssign(gm({v1:a,v2:o})),d.addAssign(gm({v1:o,v2:l})),d.addAssign(gm({v1:l,v2:n})),u.assign(An(pm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),ym=1/6,bm=e=>Ia(ym,Ia(e,Ia(e,e.negate().add(3)).sub(3)).add(1)),xm=e=>Ia(ym,Ia(e,Ia(e,Ia(3,e).sub(6))).add(4)),Tm=e=>Ia(ym,Ia(e,Ia(e,Ia(-3,e).add(3)).add(3)).add(1)),_m=e=>Ia(ym,uu(e,3)),vm=e=>bm(e).add(xm(e)),Nm=e=>Tm(e).add(_m(e)),Sm=e=>Ua(-1,xm(e).div(bm(e).add(xm(e)))),Rm=e=>Ua(1,_m(e).div(Tm(e).add(_m(e)))),Em=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Ao(i),o=vm(a.x),u=Nm(a.x),l=Sm(a.x),d=Rm(a.x),c=Sm(a.y),h=Rm(a.y),p=Nn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Nn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Nn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Nn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=vm(a.y).mul(Ua(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Nm(a.y).mul(Ua(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Am=pn(([e,t])=>{const r=Nn(e.size(Tn(t))),s=Nn(e.size(Tn(t.add(1)))),i=Oa(1,r),n=Oa(1,s),a=Em(e,Bn(i,r),So(t)),o=Em(e,Bn(n,s),Ro(t));return Ao(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Am(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=An(bu(t.negate(),Eo(e),Oa(1,s))),a=An(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Eo(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Mm=pn(([e,t])=>e.mul(fu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Bm=Kp(),Lm=Yp(),Pm=pn(([e,t,r],{material:s})=>{const i=(s.side===P?Bm:Lm).sample(e),n=_o(hd.x).mul(Mm(t,r));return Am(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),An(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Um=pn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Bn().toVar(),f=An().toVar();const i=d.sub(1).mul(g.mul(.025)),n=An(d.sub(i),d,d.add(i));Fp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Bn(y,1))),x=Nn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Nn(x.x,x.y.oneMinus()));const T=Pm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(zo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Bn(n,1))),y=Nn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Nn(y.x,y.y.oneMinus())),m=Pm(y,r,d),f=s.mul(Fm(zo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=An(om({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Bn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Dm=Dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Im=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Om=pn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=mu(e,t,xu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();fn(a.lessThan(0),()=>An(1));const o=a.sqrt(),u=Im(n,e),l=kg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=xn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return An(1).add(t).div(An(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=An(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=An(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(An(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Fp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=An(54856e-17,44201e-17,52481e-17),i=An(1681e3,1795300,2208400),n=An(43278e5,93046e5,66121e5),a=xn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=An(o.x.add(a),o.y,o.z).div(1.0685e-7),Dm.mul(o)})(xn(e).mul(y),xn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(An(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Vm=pn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=xn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=xn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),km=An(.04),Gm=xn(1);class zm extends Dg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=An().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=An().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=An().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=An().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=An().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ac.dot(yc).clamp(),t=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:na}),r=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:$n.rgb});this.iridescenceFresnel=mu(t,r,jn),this.iridescenceF0Dielectric=um({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=um({f:r,f90:1,dotVH:e}),this.iridescenceF0=mu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,jn)}if(!0===this.transmission){const t=gc,r=Gd.sub(gc).normalize(),s=wc,i=e.context;i.backdrop=Um(s,r,qn,Wn,aa,oa,t,Jd,Od,Dd,pa,ma,ya,fa,this.dispersion?ba:null),i.backdropAlpha=ga,$n.a.mulAssign(mu(1,i.backdrop.a,ga))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Ac.dot(yc).clamp(),a=nm({roughness:qn,dotNV:n}),o=i?Zn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ac.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ac,viewDir:yc,roughness:Yn}),r=Vm({normal:Ac,viewDir:e,roughness:Yn}),i=Qn.r.max(Qn.g).max(Qn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(rm({lightDirection:e,f0:km,f90:Gm,roughness:Kn,normalView:Cc})))}r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:Wn}))),r.directSpecular.addAssign(s.mul(am({lightDirection:e,f0:aa,f90:1,roughness:qn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Ac,h=yc,p=fc.toVar(),g=hm({N:c,V:h,roughness:qn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Dn(An(m.x,0,m.y),An(0,1,0),An(m.z,0,m.w)).toVar(),b=aa.mul(f.x).add(oa.sub(aa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(mm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Wn).mul(mm({N:c,V:h,P:p,mInv:Dn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Cc,r=hm({N:t,V:h,roughness:Kn}),s=n.sample(r),i=a.sample(r),c=Dn(An(s.x,0,s.y),An(0,1,0),An(s.z,0,s.w)),g=km.mul(i.x).add(Gm.sub(km).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(mm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Gg({diffuseColor:Wn})).toVar();if(!0===this.sheen){const e=Vm({normal:Ac,viewDir:yc,roughness:Yn}),t=Qn.r.max(Qn.g).max(Qn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Qn,Vm({normal:Ac,viewDir:yc,roughness:Yn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Kn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=An().toVar("singleScatteringDielectric"),n=An().toVar("multiScatteringDielectric"),a=An().toVar("singleScatteringMetallic"),o=An().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,oa,na,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,oa,$n.rgb,this.iridescenceF0Metallic);const u=mu(i,a,jn),l=mu(n,o,jn),d=i.add(n),c=Wn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Vm({normal:Ac,viewDir:yc,roughness:Yn}),t=Qn.r.max(Qn.g).max(Qn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Ac.dot(yc).clamp().add(t),i=qn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Cc.dot(yc).clamp(),r=kg({dotVH:e,f0:km,f90:Gm}),s=t.mul(Xn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Xn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Km=xn(.305),Qm=xn(3),Ym=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=An(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Qm.sub(Xm)).div(jm.sub(Km)).add(Xm))}).ElseIf(e.greaterThanEqual(Ym),()=>{t.assign(Km.sub(e).mul(Zm.sub(Qm)).div(Km.sub(Ym)).add(Qm))}).Else(()=>{t.assign(xn(-2).mul(_o(Ia(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),nf=pn(([e,t])=>{const r=e.toVar();r.assign(Ia(2,r).sub(1));const s=An(r,1).toVar();return fn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),af=pn(([e,t,r,s,i,n])=>{const a=xn(r),o=An(t),u=fu(sf(a),Wm,n),l=Ao(u),d=So(u),c=An(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=An(of(e,o,d.add(1),s,i,n)).toVar();c.assign(mu(c,t,l))}),c}),of=pn(([e,t,r,s,i,n])=>{const a=xn(r).toVar(),o=An(t),u=xn(tf(o)).toVar(),l=xn(tu(Jm.sub(a),0)).toVar();a.assign(tu(a,Jm));const d=xn(xo(a)).toVar(),c=Nn(rf(o,u).mul(d.sub(2)).add(1)).toVar();return fn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ia(3,ef))),c.y.addAssign(Ia(4,xo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Nn(),Nn())}),uf=pn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Mo(s),l=r.mul(u).add(i.cross(r).mul(wo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return of(e,l,t,n,a,o)}),lf=pn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=An(wu(t,r,ou(r,s))).toVar();fn(h.equal(An(0)),()=>{h.assign(An(s.z,0,s.x.negate()))}),h.assign(Eo(h));const p=An().toVar();return p.addAssign(i.element(0).mul(uf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Fp({start:Tn(1),end:e},({i:e})=>{fn(e.greaterThanEqual(n),()=>{Up()});const t=xn(a.mul(xn(e))).toVar();p.addAssign(i.element(e).mul(uf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(uf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Bn(p,1)}),df=pn(([e])=>{const t=_n(e).toVar();return t.assign(t.shiftLeft(_n(16)).bitOr(t.shiftRight(_n(16)))),t.assign(t.bitAnd(_n(1431655765)).shiftLeft(_n(1)).bitOr(t.bitAnd(_n(2863311530)).shiftRight(_n(1)))),t.assign(t.bitAnd(_n(858993459)).shiftLeft(_n(2)).bitOr(t.bitAnd(_n(3435973836)).shiftRight(_n(2)))),t.assign(t.bitAnd(_n(252645135)).shiftLeft(_n(4)).bitOr(t.bitAnd(_n(4042322160)).shiftRight(_n(4)))),t.assign(t.bitAnd(_n(16711935)).shiftLeft(_n(8)).bitOr(t.bitAnd(_n(4278255360)).shiftRight(_n(8)))),xn(t).mul(2.3283064365386963e-10)}),cf=pn(([e,t])=>Nn(xn(e).div(xn(t)),df(e))),hf=pn(([e,t,r])=>{const s=r.mul(r).toConst(),i=An(1,0,0).toConst(),n=ou(t,i).toConst(),a=vo(e.x).toConst(),o=Ia(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Mo(o)).toConst(),l=a.mul(wo(o)).toVar(),d=Ia(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(vo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(vo(tu(0,u.mul(u).add(l.mul(l)).oneMinus()))));return Eo(An(s.mul(c.x),s.mul(c.y),tu(0,c.z)))}),pf=pn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=An(s).toVar(),l=An(0).toVar(),d=xn(0).toVar();return fn(e.lessThan(.001),()=>{l.assign(of(r,u,t,n,a,o))}).Else(()=>{const s=wu(ko(u.z).lessThan(.999),An(0,0,1),An(1,0,0)),c=Eo(ou(s,u)).toVar(),h=ou(u,c).toVar();Fp({start:_n(0),end:i},({i:s})=>{const p=cf(s,i),g=hf(p,An(0,0,1),e),m=Eo(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Eo(m.mul(au(u,m).mul(2)).sub(u)),y=tu(au(u,f),0);fn(y.greaterThan(0),()=>{const e=of(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),fn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Bn(l,1)}),gf=[.125,.215,.35,.446,.526,.582],mf=20,ff=new Ne(-1,1,1,-1,0,1),yf=new Se(90,1),bf=new e;let xf=null,Tf=0,_f=0;const vf=new r,Nf=new WeakMap,Sf=[3,1,5,0,4,2],Rf=nf($l(),zl("faceIndex")).normalize(),Ef=An(Rf.x,Rf.y,Rf.z);class Af{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=vf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}xf=this._renderer.getRenderTarget(),Tf=this._renderer.getActiveCubeFace(),_f=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=gf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Sf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=id(new Array(mf).fill(0)),n=Ea(new r(0,1,0)),a=Ea(0),o=xn(mf),u=Ea(0),l=Ea(1),d=Zl(),c=Ea(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Ef,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Cf("blur");return f.fragmentNode=lf({...m,latitudinal:u.equal(1)}),Nf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Zl(),i=Ea(0),n=Ea(0),a=xn(1/t),o=xn(1/r),u=xn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Cf("ggx");return d.fragmentNode=pf({...l,N_immutable:Ef,GGX_SAMPLES:_n(512)}),Nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,ff)}_sceneToCubeUV(e,t,r,s,i){const n=yf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(bf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:P,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(bf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Bf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,ff)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,ff),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,ff)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Nf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):mf;f>mf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ee,colorSpace:Re});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Ef),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Ag(Ef),0),t}const Lf=new WeakMap;function Pf(e,t,r){const s=function(e){let t=Lf.get(e);void 0===t&&(t=new WeakMap,Lf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends fi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Zl(s),this._width=Ea(0),this._height=Ea(0),this._maxMip=Ea(0),this.updateBeforeType=ii.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture||s.mapping===Ae?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Af(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=this._pmrem.isRenderTargetTexture?Oc.mul(An(t.x,t.y.negate(),t.z)):Oc.mul(t);let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),af(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Uf=un(Ff).setParameterLength(1,3),Df=new WeakMap;class If extends Gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Uf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Sh:Ac,i=r.context(Of(qn,s)).mul(Ic),n=r.context(Vf(wc)).mul(Math.PI).mul(Ic),a=Nl(i),o=Nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Of(Kn,Cc)).mul(Ic),t=Nl(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const Of=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yc.negate().reflect(t),r=cu(e).mix(r,t).normalize(),r=r.transformDirection(Od)),r),getTextureLevel:()=>e}},Vf=e=>({getUV:()=>e,getTextureLevel:()=>xn(1)}),kf=new Ce;class Gf extends bg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(kf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new If(t):null}setupLightingModel(){return new zm}setupSpecular(){const e=mu(An(.04),$n.rgb,jn);na.assign(An(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Qg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($n.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const zf=new Me;class $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),An(1)).mul(Gh)),aa.assign(mu(na,$n.rgb,jn)),oa.assign(mu(Gh,1,jn))}setupLightingModel(){return new zm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?xn(this.clearcoatNode):Xh,t=this.clearcoatRoughnessNode?xn(this.clearcoatRoughnessNode):Kh;Xn.assign(e),Kn.assign(Qg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?An(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Qn.assign(e),Yn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?xn(this.iridescenceNode):tp,t=this.iridescenceIORNode?xn(this.iridescenceIORNode):rp,r=this.iridescenceThicknessNode?xn(this.iridescenceThicknessNode):sp;Zn.assign(e),Jn.assign(t),ea.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Nn(this.anisotropyNode):ep).toVar();ra.assign(e.length()),fn(ra.equal(0),()=>{e.assign(Nn(1,0))}).Else(()=>{e.divAssign(Nn(ra)),ra.assign(ra.saturate())}),ta.assign(ra.pow2().mix(qn.pow2(),1)),sa.assign(vh[0].mul(e.x).add(vh[1].mul(e.y))),ia.assign(vh[1].mul(e.x).sub(vh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?xn(this.transmissionNode):ip,t=this.thicknessNode?xn(this.thicknessNode):np,r=this.attenuationDistanceNode?xn(this.attenuationDistanceNode):op,s=this.attenuationColorNode?An(this.attenuationColorNode):up;if(ga.assign(e),ma.assign(t),fa.assign(r),ya.assign(s),this.useDispersion){const e=this.dispersionNode?xn(this.dispersionNode):mp;ba.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?An(this.clearcoatNormalNode):Qh}setup(e){e.context.setupClearcoatNormal=()=>zu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Wf extends zm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Ac.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=An(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Hf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return An(e.r)}{const e=i.fwidth().mul(.5);return mu(An(.7),An(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Kf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Qf=pn(()=>{const e=An(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ac),t.dot(Ac)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Yf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Yf),this.setValues(e)}setupVariants(e){const t=Qf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):An(mu(.2,.8,t.y)),$n.rgb.mulAssign(r.rgb)}}class Jf extends fi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Un(e,s,s.negate(),e).mul(r)}{const e=t,s=In(Bn(1,0,0,0),Bn(0,Mo(e.x),wo(e.x).negate(),0),Bn(0,wo(e.x),Mo(e.x),0),Bn(0,0,0,1)),i=In(Bn(Mo(e.y),0,wo(e.y),0),Bn(0,1,0,0),Bn(wo(e.y).negate(),0,Mo(e.y),0),Bn(0,0,0,1)),n=In(Bn(Mo(e.z),wo(e.z).negate(),0,0),Bn(wo(e.z),Mo(e.z),0,0),Bn(0,0,1,0),Bn(0,0,0,1));return s.mul(i).mul(n).mul(Bn(r,1)).xyz}}}const ey=un(Jf).setParameterLength(2),ty=new Pe;class ry extends bg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=ac.mul(An(s||0));let u=Nn(Jd[0].xyz.length(),Jd[1].xyz.length());null!==n&&(u=u.mul(Nn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=cc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Ju(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=xn(i||Yh),c=ey(l,d);return Bn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const sy=new Fe,iy=new t;class ny extends ry{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(sy),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return ac.mul(An(e||hc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Nn(n):gp;u=u.mul(dd),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ay.div(fc.z.negate()))),i&&i.isNode&&(u=u.mul(Nn(i)));let l=cc.xy;if(s&&s.isNode){const e=xn(s);l=ey(l,e)}return l=l.mul(u),l=l.div(md.div(2)),l=l.mul(o.w),o=o.add(Bn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ay=Ea(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(iy);this.value=.5*t.y});class oy extends Dg{constructor(){super(),this.shadowNode=xn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){$n.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign($n.rgb)}}const uy=new Ue;class ly extends bg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(uy),this.setValues(e)}setupLightingModel(){return new oy}}const dy=Gn("vec3"),cy=Gn("vec3"),hy=Gn("vec3");class py extends Dg{constructor(){super()}start(e){const{material:t}=e,r=Gn("vec3"),s=Gn("vec3");fn(Gd.sub(gc).length().greaterThan(sc.mul(2)),()=>{r.assign(Gd),s.assign(gc)}).Else(()=>{r.assign(gc),s.assign(Gd)});const i=s.sub(r),n=Ea("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=An(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Fp(n,()=>{const s=r.add(o.mul(u)),i=Od.mul(Bn(s,1)).xyz;let n;null!==t.depthNode&&(cy.assign(dg(ig(i.z,Fd,Ud))),e.context.sceneDepthNode=dg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,dy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&dy.mulAssign(n);const d=dy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),hy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?fn(r.greaterThanEqual(cy),()=>{dy.addAssign(e)}):dy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(fm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(hy)}}class gy extends bg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=P,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new py}}class my{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class fy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),void 0!==e&&(i[n.name]=e.id)),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Gs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=$s(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=$s(e,1)),e=$s(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const xy=[];class Ty{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);xy[0]=e,xy[1]=t,xy[2]=n,xy[3]=i;let l=u.get(xy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(xy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),xy[0]=null,xy[1]=null,xy[2]=null,xy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new fy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new by(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class _y{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const vy=1,Ny=2,Sy=3,Ry=4,Ey=16;class Ay extends _y{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===vy?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ny?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Sy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ry&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=wy(e),i.__id=Cy(e),i}class By extends _y{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Sy):this.updateAttribute(e,vy);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ny);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ry)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=My(t),e.set(t,r)):r.version===wy(t)&&r.__id===Cy(t)||(this.attributes.delete(r),r=My(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Ly{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==K||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ke||(r=3);let s=t*r;e.type===Qe||e.type===Ye?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Py{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends Py{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Uy extends Py{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Iy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Oy extends _y{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Iy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Iy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Iy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Uy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Vy extends _y{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?Ry:Sy;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ry:Sy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Gy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function zy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===F&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||ky),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Gy),this.transparent.length>1&&this.transparent.sort(t||Gy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Qy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Ks(i),a=Qs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class sb extends pi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ib extends pi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew hb(e,"uint","float"),mb={};class fb extends ao{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(pb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return _n;case"int":return Tn;case"uvec2":return Rn;case"uvec3":return Cn;case"uvec4":return Pn;case"ivec2":return Sn;case"ivec3":return wn;case"ivec4":return Ln}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t);const i=xn(s.bitAnd($o(s))),n=gb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{fn(e.equal(_n(0)),()=>_n(32));const s=_n(0),i=_n(0);return this._resolveElementType(e,s,t),fn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),fn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),fn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),fn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),fn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(_n(1)).bitAnd(_n(1431655765)))),s.assign(s.bitAnd(_n(858993459)).add(s.shiftRight(_n(2)).bitAnd(_n(858993459))));const i=s.add(s.shiftRight(_n(4))).bitAnd(_n(252645135)).mul(_n(16843009)).shiftRight(_n(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return pn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}fb.COUNT_TRAILING_ZEROS="countTrailingZeros",fb.COUNT_LEADING_ZEROS="countLeadingZeros",fb.COUNT_ONE_BITS="countOneBits";const yb=dn(fb,fb.COUNT_TRAILING_ZEROS).setParameterLength(1),bb=dn(fb,fb.COUNT_LEADING_ZEROS).setParameterLength(1),xb=dn(fb,fb.COUNT_ONE_BITS).setParameterLength(1),Tb=pn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),_b=(e,t)=>uu(Ia(4,e.mul(Da(1,e))),t);class vb extends fi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Nb=dn(vb,"snorm").setParameterLength(1),Sb=dn(vb,"unorm").setParameterLength(1),Rb=dn(vb,"float16").setParameterLength(1);class Eb extends fi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Ab=dn(Eb,"snorm").setParameterLength(1),wb=dn(Eb,"unorm").setParameterLength(1),Cb=dn(Eb,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>An(Mb(e.z.add(Mb(e.y.mul(1)))),Mb(e.z.add(Mb(e.x.mul(1)))),Mb(e.y.add(Mb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Lb=pn(([e,t,r])=>{const s=An(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=An(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=An(Bb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(xn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=xn(Mb(s.z.add(Mb(s.x.add(Mb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Pb extends pi{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=un(Pb),Ub=e=>(...t)=>Fb(e,...t),Db=Ea(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Ea(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Ea(0,"uint").setGroup(Na).onRenderUpdate(e=>e.frameId);const Vb=pn(([e,t,r=Nn(.5)])=>ey(e.sub(r),t).add(r)),kb=pn(([e,t,r=Nn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Gb=pn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Jd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Jd;const i=Od.mul(s);return en(t)&&(i[0][0]=Jd[0].length(),i[0][1]=0,i[0][2]=0),en(r)&&(i[1][0]=0,i[1][1]=Jd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Dd.mul(i).mul(hc)}),zb=pn(([e=null])=>{const t=dg();return dg(eg(e)).sub(t).lessThan(0).select(cd,e)}),$b=pn(([e,t=$l(),r=xn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Nn(a,o);return t.add(l).mul(u)}),Wb=pn(([e,t=null,r=null,s=xn(1),i=hc,n=Nc])=>{let a=n.abs().normalize();a=a.div(a.dot(An(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Zl(d,o).mul(a.x),g=Zl(c,u).mul(a.y),m=Zl(h,l).mul(a.z);return Ua(p,g,m)}),Hb=new ut,qb=new r,jb=new r,Xb=new r,Kb=new a,Qb=new r(0,0,-1),Yb=new s,Zb=new r,Jb=new r,ex=new s,tx=new t,rx=new ne,sx=cd.flipX();rx.depthTexture=new Z(1,1);let ix=!1;class nx extends Ql{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||rx.texture,sx),this._reflectorBaseNode=e.reflector||new ax(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new nx({defaultTexture:rx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ax extends pi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ii.RENDER:ii.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(tx),e.setSize(Math.round(tx.width*r),Math.round(tx.height*r))}setup(e){return this._updateResolution(rx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ix)return!1;ix=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(tx),this._updateResolution(o,s),jb.setFromMatrixPosition(n.matrixWorld),Xb.setFromMatrixPosition(r.matrixWorld),Kb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Kb),Zb.subVectors(jb,Xb);let u=!1;if(!0===Zb.dot(qb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ix=!1);u=!0}Zb.reflect(qb).negate(),Zb.add(jb),Kb.extractRotation(r.matrixWorld),Qb.set(0,0,-1),Qb.applyMatrix4(Kb),Qb.add(Xb),Jb.subVectors(jb,Qb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Kb),a.up.reflect(qb),a.lookAt(Jb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Hb.setFromNormalAndCoplanarPoint(qb,jb),Hb.applyMatrix4(a.matrixWorldInverse),Yb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Yb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Yb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Yb.multiplyScalar(1/Yb.dot(ex));l.elements[2]=Yb.x,l.elements[6]=Yb.y,l.elements[10]=s.coordinateSystem===h?Yb.z-0:Yb.z+1-0,l.elements[14]=Yb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ix=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ox=new Ne(-1,1,1,-1,0,1);class ux extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const lx=new ux;class dx extends oe{constructor(e=null){super(lx,e),this.camera=ox,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ox)}render(e){e.render(this,ox)}}const cx=new t;class hx extends Ql{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,$l()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new dx(new bg),this.updateBeforeType=ii.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(cx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ql(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const px=(e,...t)=>new hx(sn(e),...t),gx=pn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Nn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Bn(An(e,t),1)):i=Bn(An(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Bn(r.mul(i));return n.xyz.div(n.w)}),mx=pn(([e,t])=>{const r=t.mul(Bn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Nn(s.x,s.y.oneMinus())}),fx=pn(([e,t,r])=>{const s=Hl(Jl(t)),i=Sn(e.mul(s)).toVar(),n=Jl(t,i).toVar(),a=Jl(t,i.sub(Sn(2,0))).toVar(),o=Jl(t,i.sub(Sn(1,0))).toVar(),u=Jl(t,i.add(Sn(1,0))).toVar(),l=Jl(t,i.add(Sn(2,0))).toVar(),d=Jl(t,i.add(Sn(0,2))).toVar(),c=Jl(t,i.add(Sn(0,1))).toVar(),h=Jl(t,i.sub(Sn(0,1))).toVar(),p=Jl(t,i.sub(Sn(0,2))).toVar(),g=ko(Da(xn(2).mul(o).sub(a),n)).toVar(),m=ko(Da(xn(2).mul(u).sub(l),n)).toVar(),f=ko(Da(xn(2).mul(c).sub(d),n)).toVar(),y=ko(Da(xn(2).mul(h).sub(p),n)).toVar(),b=gx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(gx(e.sub(Nn(xn(1).div(s.x),0)),o,r)),b.negate().add(gx(e.add(Nn(xn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(gx(e.add(Nn(0,xn(1).div(s.y))),c,r)),b.negate().add(gx(e.sub(Nn(0,xn(1).div(s.y))),h,r)));return Eo(ou(x,T))}),yx=pn(([e])=>Ao(xn(52.9829189).mul(Ao(au(e,Nn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),bx=pn(([e,t,r])=>{const s=xn(2.399963229728653),i=vo(xn(e).add(.5).div(xn(t))),n=xn(e).mul(s).add(r);return Nn(Mo(n),wo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class xx extends pi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($l())}sample(e){return this.callback(e)}}class Tx extends pi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Tx.OBJECT?this.updateType=ii.OBJECT:e===Tx.MATERIAL?this.updateType=ii.RENDER:e===Tx.FRAME?this.updateType=ii.FRAME:e===Tx.BEFORE_OBJECT?this.updateBeforeType=ii.OBJECT:e===Tx.BEFORE_MATERIAL?this.updateBeforeType=ii.RENDER:e===Tx.BEFORE_FRAME&&(this.updateBeforeType=ii.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Tx.OBJECT="object",Tx.MATERIAL="material",Tx.FRAME="frame",Tx.BEFORE_OBJECT="beforeObject",Tx.BEFORE_MATERIAL="beforeMaterial",Tx.BEFORE_FRAME="beforeFrame";const _x=(e,t)=>new Tx(e,t).toStack();class vx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nx extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sx extends pi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Rx=ln(Sx),Ex=new a,Ax=Ea(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Ea(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Ea(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ex.makeRotationFromEuler(e.backgroundRotation).transpose():Ex.identity(),Ex});class Mx extends Ql{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ai.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ai.READ_WRITE)}toReadOnly(){return this.setAccess(ai.READ_ONLY)}toWriteOnly(){return this.setAccess(ai.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=un(Mx).setParameterLength(1,3),Lx=pn(({texture:e,uv:t})=>{const r=1e-4,s=An().toVar();return fn(t.x.lessThan(r),()=>{s.assign(An(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(An(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(An(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(An(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(An(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(An(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(An(-.01,0,0))).r.sub(e.sample(t.add(An(r,0,0))).r),n=e.sample(t.add(An(0,-.01,0))).r.sub(e.sample(t.add(An(0,r,0))).r),a=e.sample(t.add(An(0,0,-.01))).r.sub(e.sample(t.add(An(0,0,r))).r);s.assign(An(i,n,a))}),s.normalize()});class Px extends Ql{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return An(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Lx({texture:this,uv:e})}}const Fx=un(Px).setParameterLength(1,3);class Ux extends Xc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ix extends fi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ii.OBJECT,this.updateAfterType=ii.OBJECT,this.previousModelWorldMatrix=Ea(new a),this.previousProjectionMatrix=Ea(new a).setGroup(Na),this.previousCameraViewMatrix=Ea(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Dd:Ea(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(ac).mul(hc),s=this.previousProjectionMatrix.mul(t).mul(pc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Da(i,n)}}function Ox(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=ln(Ix),Gx=pn(([e,t])=>eu(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zx=pn(([e,t])=>eu(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$x=pn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wx=pn(([e,t])=>mu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),ru(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hx=pn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Bn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),qx=pn(([e])=>Qx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Qx(e.rgb),e.rgb)),Xx=pn(([e,t=xn(1)])=>{const r=Ua(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return mu(e.rgb,s,i)}),Kx=pn(([e,t=xn(1)])=>{const r=An(.57735,.57735,.57735),s=t.cos();return An(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Qx=(e,t=An(p.getLuminanceCoefficients(new r)))=>au(e,t),Yx=pn(([e,t=An(1),s=An(0),i=An(1),n=xn(1),a=An(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(An(a)),u=tu(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return fn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),fn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),fn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Bn(u.rgb,e.a)}),Zx=pn(([e,t])=>e.mul(t).floor().div(t));let Jx=null;class eT extends jp{static get type(){return"ViewportSharedTextureNode"}constructor(e=cd,t=null){null===Jx&&(Jx=new Q),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Ql{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class iT extends sT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class nT extends fi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==nT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Ea(0),this._cameraFar=Ea(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ii.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new iT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new iT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=ag(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=rg(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=K),this.scope===nT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),rT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(rT)),this._pixelRatio=i,this.setSize(rT.width,rT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Mu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}nT.COLOR="color",nT.DEPTH="depth";class aT extends nT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(nT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new bg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=P;const t=Nc.negate(),r=Dd.mul(ac),s=xn(1),i=r.mul(Bn(hc,1)),n=r.mul(Bn(hc.add(t),1)),a=Eo(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Bn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const oT=pn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=pn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),lT=pn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=pn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),cT=pn(([e,t])=>{const r=Dn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Dn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=dT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hT=Dn(An(1.6605,-.1246,-.0182),An(-.5876,1.1329,-.1006),An(-.0728,-.0083,1.1187)),pT=Dn(An(.6274,.0691,.0164),An(.3293,.9195,.088),An(.0433,.0113,.8956)),gT=pn(([e])=>{const t=An(e).toVar(),r=An(t.mul(t)).toVar(),s=An(r.mul(r)).toVar();return xn(15.5).mul(s.mul(r)).sub(Ia(40.14,s.mul(t))).add(Ia(31.96,s).sub(Ia(6.868,r.mul(t))).add(Ia(.4298,r).add(Ia(.1191,t).sub(.00232))))}),mT=pn(([e,t])=>{const r=An(e).toVar(),s=Dn(An(.856627153315983,.137318972929847,.11189821299995),An(.0951212405381588,.761241990602591,.0767994186031903),An(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(An(1.1271005818144368,-.1413297634984383,-.14132976349843826),An(-.11060664309660323,1.157823702216272,-.11060664309660294),An(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=xn(-12.47393),a=xn(4.026069);return r.mulAssign(t),r.assign(pT.mul(r)),r.assign(s.mul(r)),r.assign(tu(r,1e-10)),r.assign(_o(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(fu(r,0,1)),r.assign(gT(r)),r.assign(i.mul(r)),r.assign(uu(tu(An(0),r),An(2.2))),r.assign(hT.mul(r)),r.assign(fu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fT=pn(([e,t])=>{const r=xn(.76),s=xn(.15);e=e.mul(t);const i=eu(e.r,eu(e.g,e.b)),n=wu(i.lessThan(.08),i.sub(Ia(6.25,i.mul(i))),.04);e.subAssign(n);const a=tu(e.r,tu(e.g,e.b));fn(a.lessThan(r),()=>e);const o=Da(1,r),u=Da(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Da(1,Oa(1,s.mul(a.sub(u)).add(1)));return mu(e,An(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class yT extends pi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const bT=un(yT).setParameterLength(1,3);class xT extends yT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const TT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function _T(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fc.z).negate()}const vT=pn(([e,t],r)=>{const s=_T(r);return xu(e,t,s)}),NT=pn(([e],t)=>{const r=_T(t);return e.mul(e,r,r).negate().exp().oneMinus()}),ST=pn(([e,t],r)=>{const s=_T(r),i=t.sub(gc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),RT=pn(([e,t])=>Bn(t.toFloat().mix(la.rgb,e.toVec3()),la.a));let ET=null,AT=null;class wT extends pi{static get type(){return"RangeNode"}constructor(e=xn(),t=xn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ys(t.value)),i=e.getTypeLength(Ys(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Xl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ys(a)),d=e.getTypeLength(Ys(o));ET=ET||new s,AT=AT||new s,ET.setScalar(0),AT.setScalar(0),1===u?ET.setScalar(a):a.isColor?ET.set(a.r,a.g,a.b,1):ET.set(a.x,a.y,a.z||0,a.w||0),1===d?AT.setScalar(o):o.isColor?AT.set(o.r,o.g,o.b,1):AT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew MT(e,t),LT=BT("numWorkgroups","uvec3"),PT=BT("workgroupId","uvec3"),FT=BT("globalId","uvec3"),UT=BT("localId","uvec3"),DT=BT("subgroupSize","uint");class IT extends pi{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const OT=un(IT);class VT extends gi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class kT extends pi{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new VT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class GT extends pi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=Ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}GT.ATOMIC_LOAD="atomicLoad",GT.ATOMIC_STORE="atomicStore",GT.ATOMIC_ADD="atomicAdd",GT.ATOMIC_SUB="atomicSub",GT.ATOMIC_MAX="atomicMax",GT.ATOMIC_MIN="atomicMin",GT.ATOMIC_AND="atomicAnd",GT.ATOMIC_OR="atomicOr",GT.ATOMIC_XOR="atomicXor";const zT=un(GT),$T=(e,t,r)=>zT(e,t,r).toStack();class WT extends fi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===WT.SUBGROUP_ELECT?"bool":t===WT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===WT.SUBGROUP_BROADCAST||r===WT.SUBGROUP_SHUFFLE||r===WT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===WT.SUBGROUP_SHUFFLE_XOR||r===WT.SUBGROUP_SHUFFLE_DOWN||r===WT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}WT.SUBGROUP_ELECT="subgroupElect",WT.SUBGROUP_BALLOT="subgroupBallot",WT.SUBGROUP_ADD="subgroupAdd",WT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",WT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",WT.SUBGROUP_MUL="subgroupMul",WT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",WT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",WT.SUBGROUP_AND="subgroupAnd",WT.SUBGROUP_OR="subgroupOr",WT.SUBGROUP_XOR="subgroupXor",WT.SUBGROUP_MIN="subgroupMin",WT.SUBGROUP_MAX="subgroupMax",WT.SUBGROUP_ALL="subgroupAll",WT.SUBGROUP_ANY="subgroupAny",WT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",WT.QUAD_SWAP_X="quadSwapX",WT.QUAD_SWAP_Y="quadSwapY",WT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",WT.SUBGROUP_BROADCAST="subgroupBroadcast",WT.SUBGROUP_SHUFFLE="subgroupShuffle",WT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",WT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",WT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",WT.QUAD_BROADCAST="quadBroadcast";const HT=dn(WT,WT.SUBGROUP_ELECT).setParameterLength(0),qT=dn(WT,WT.SUBGROUP_BALLOT).setParameterLength(1),jT=dn(WT,WT.SUBGROUP_ADD).setParameterLength(1),XT=dn(WT,WT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),QT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),YT=dn(WT,WT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),ZT=dn(WT,WT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),JT=dn(WT,WT.SUBGROUP_AND).setParameterLength(1),e_=dn(WT,WT.SUBGROUP_OR).setParameterLength(1),t_=dn(WT,WT.SUBGROUP_XOR).setParameterLength(1),r_=dn(WT,WT.SUBGROUP_MIN).setParameterLength(1),s_=dn(WT,WT.SUBGROUP_MAX).setParameterLength(1),i_=dn(WT,WT.SUBGROUP_ALL).setParameterLength(0),n_=dn(WT,WT.SUBGROUP_ANY).setParameterLength(0),a_=dn(WT,WT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),o_=dn(WT,WT.QUAD_SWAP_X).setParameterLength(1),u_=dn(WT,WT.QUAD_SWAP_Y).setParameterLength(1),l_=dn(WT,WT.QUAD_SWAP_DIAGONAL).setParameterLength(1),d_=dn(WT,WT.SUBGROUP_BROADCAST).setParameterLength(2),c_=dn(WT,WT.SUBGROUP_SHUFFLE).setParameterLength(2),h_=dn(WT,WT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),p_=dn(WT,WT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),g_=dn(WT,WT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),m_=dn(WT,WT.QUAD_BROADCAST).setParameterLength(1);let f_;function y_(e){f_=f_||new WeakMap;let t=f_.get(e);return void 0===t&&f_.set(e,t={}),t}function b_(e){const t=y_(e);return t.shadowMatrix||(t.shadowMatrix=Ea("mat4").setGroup(Na).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function x_(e,t=gc){const r=b_(e).mul(t);return r.xyz.div(r.w)}function T_(e){const t=y_(e);return t.position||(t.position=Ea(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Ea(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function v_(e){const t=y_(e);return t.viewPosition||(t.viewPosition=Ea(new r).setGroup(Na).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const N_=e=>Od.transformDirection(T_(e).sub(__(e))),S_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},R_=new WeakMap,E_=[];class A_ extends pi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Gn("vec3","totalDiffuse"),this.totalSpecularNode=Gn("vec3","totalSpecular"),this.outgoingLightNode=Gn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(sn(e));else{let s=null;if(null!==r&&(s=S_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===R_.has(e)&&R_.set(e,new t(e)),s=R_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=An(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class w_ extends pi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ii.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){C_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||gc)}}const C_=Gn("vec3","shadowPositionWorld");function M_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function B_(e,t){return t=M_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function L_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function P_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=P_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function U_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function D_(e,t,r){return r=F_(t,r=B_(e,r))}function I_(e,t,r){L_(e,r),U_(t,r)}var O_=Object.freeze({__proto__:null,resetRendererAndSceneState:D_,resetRendererState:B_,resetSceneState:F_,restoreRendererAndSceneState:I_,restoreRendererState:L_,restoreSceneState:U_,saveRendererAndSceneState:function(e,t,r={}){return r=P_(t,r=M_(e,r))},saveRendererState:M_,saveSceneState:P_});const V_=new WeakMap,k_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Zl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),G_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Kc("mapSize","vec2",r).setGroup(Na),a=Kc("radius","float",r).setGroup(Na),o=Nn(1).div(n),u=a.mul(o.x),l=yx(pd.xy).mul(6.28318530718);return Ua(i(t.xy.add(bx(0,5,l).mul(u)),t.z),i(t.xy.add(bx(1,5,l).mul(u)),t.z),i(t.xy.add(bx(2,5,l).mul(u)),t.z),i(t.xy.add(bx(3,5,l).mul(u)),t.z),i(t.xy.add(bx(4,5,l).mul(u)),t.z)).mul(.2)}),z_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Kc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ao(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ua(i(l,t.z),i(l.add(Nn(o,0)),t.z),i(l.add(Nn(0,u)),t.z),i(l.add(a),t.z),mu(i(l.add(Nn(o.negate(),0)),t.z),i(l.add(Nn(o.mul(2),0)),t.z),d.x),mu(i(l.add(Nn(o.negate(),u)),t.z),i(l.add(Nn(o.mul(2),u)),t.z),d.x),mu(i(l.add(Nn(0,u.negate())),t.z),i(l.add(Nn(0,u.mul(2))),t.z),d.y),mu(i(l.add(Nn(o,u.negate())),t.z),i(l.add(Nn(o,u.mul(2))),t.z),d.y),mu(mu(i(l.add(Nn(o.negate(),u.negate())),t.z),i(l.add(Nn(o.mul(2),u.negate())),t.z),d.x),mu(i(l.add(Nn(o.negate(),u.mul(2))),t.z),i(l.add(Nn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),$_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Zl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=tu(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?ru(n,t.z):ru(t.z,n),u=xn(1).toVar();return fn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=fu(Da(r,.3).div(.65)),u.assign(tu(o,r))}),u}),W_=e=>{let t=V_.get(e);return void 0===t&&(t=new bg,t.colorNode=Bn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,V_.set(e,t)),t},H_=e=>{const t=V_.get(e);void 0!==t&&(t.dispose(),V_.delete(e))},q_=new fy,j_=[],X_=(e,t,r,s)=>{j_[0]=e,j_[1]=t;let i=q_.get(j_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,q_.set(j_,i)),j_[0]=null,j_[1]=null,i},K_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanVertical"),a=xn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Q_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanHorizontal"),a=xn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ua(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Y_=[k_,G_,z_,$_];let Z_;const J_=new dx;class ev extends w_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,xn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Kc("bias","float",r).setGroup(Na);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Kc("near","float",r.camera).setGroup(Na),s=Kc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=An(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Y_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(E.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Kc("blurSamples","float",i).setGroup(Na),o=Kc("radius","float",i).setGroup(Na),u=Kc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=Q_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Kc("intensity","float",i).setGroup(Na),d=Kc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Ea("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture):Zl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture).r.oneMinus():Jl(this.shadowMap.depthTexture,$l().mul(Hl(Zl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return pn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Z_=D_(i,n,Z_),n.overrideMaterial=W_(r),i.setRenderObjectFunction(X_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,I_(i,n,Z_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),J_.material=this.vsmMaterialVertical,J_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),J_.material=this.vsmMaterialHorizontal,J_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,H_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const tv=(e,t)=>new ev(e,t),rv=new e,sv=new a,iv=new r,nv=new r,av=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],uv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],lv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],dv=pn(({depthTexture:e,bd3D:t,dp:r})=>qc(e,t).compare(r)),cv=pn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Kc("radius","float",s).setGroup(Na),n=Kc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Eo(ou(t,o.x.greaterThan(o.z).select(An(0,1,0),An(1,0,0)))),l=ou(t,u),d=yx(pd.xy).mul(6.28318530718),c=bx(0,5,d),h=bx(1,5,d),p=bx(2,5,d),g=bx(3,5,d),m=bx(4,5,d);return qc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(qc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),hv=pn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Ea("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Ea("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Kc("bias","float",s).setGroup(Na),c=xn(1).toVar();return fn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=ng(o.negate(),u,l),r.subAssign(d)):(r=ig(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class pv extends ev{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?dv:cv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return hv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?av:uv,d=u?ov:lv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(rv),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),iv.setFromMatrixPosition(s.matrixWorld),a.position.copy(iv),nv.copy(a.position),nv.add(l[e]),a.up.copy(d[e]),a.lookAt(nv),a.updateMatrixWorld(),o.makeTranslation(-iv.x,-iv.y,-iv.z),sv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(sv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const gv=(e,t)=>new pv(e,t);class mv extends Gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Ea(this.color).setGroup(Na),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ii.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return v_(this.light).sub(e.context.positionView||fc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return tv(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?sn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const fv=pn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),yv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=fv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class bv extends mv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Ea(0).setGroup(Na),this.decayExponentNode=Ea(2).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return gv(this.light)}setupDirect(e){return yv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const xv=pn(([e=$l()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),Tv=pn(([e=$l()],{renderer:t,material:r})=>{const s=gu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=xn(s.fwidth()).toVar();i=xu(e.oneMinus(),e.add(1),s).oneMinus()}else i=wu(s.greaterThan(1),0,1);return i}),_v=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=vn(e).toVar();return wu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),vv=pn(([e,t])=>{const r=vn(t).toVar(),s=xn(e).toVar();return wu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Nv=pn(([e])=>{const t=xn(e).toVar();return Tn(So(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Sv=pn(([e,t])=>{const r=xn(e).toVar();return t.assign(Nv(r)),r.sub(xn(t))}),Rv=Ub([pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=xn(s).toVar(),l=xn(r).toVar(),d=xn(t).toVar(),c=xn(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=An(s).toVar(),l=An(r).toVar(),d=An(t).toVar(),c=An(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Ev=Ub([pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=xn(o).toVar(),m=xn(a).toVar(),f=xn(n).toVar(),y=xn(i).toVar(),b=xn(s).toVar(),x=xn(r).toVar(),T=xn(t).toVar(),_=xn(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=An(o).toVar(),m=An(a).toVar(),f=An(n).toVar(),y=An(i).toVar(),b=An(s).toVar(),x=An(r).toVar(),T=An(t).toVar(),_=An(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Av=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=_n(e).toVar(),a=_n(n.bitAnd(_n(7))).toVar(),o=xn(_v(a.lessThan(_n(4)),i,s)).toVar(),u=xn(Ia(2,_v(a.lessThan(_n(4)),s,i))).toVar();return vv(o,vn(a.bitAnd(_n(1)))).add(vv(u,vn(a.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),wv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=_n(e).toVar(),u=_n(o.bitAnd(_n(15))).toVar(),l=xn(_v(u.lessThan(_n(8)),a,n)).toVar(),d=xn(_v(u.lessThan(_n(4)),n,_v(u.equal(_n(12)).or(u.equal(_n(14))),a,i))).toVar();return vv(l,vn(u.bitAnd(_n(1)))).add(vv(d,vn(u.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Cv=Ub([Av,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return An(Cv(n.x,i,s),Cv(n.y,i,s),Cv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Bv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=Cn(e).toVar();return An(Cv(o.x,a,n,i),Cv(o.y,a,n,i),Cv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Lv=Ub([Mv,Bv]),Pv=pn(([e])=>{const t=xn(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=pn(([e])=>{const t=xn(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Uv=Ub([Pv,pn(([e])=>{const t=An(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Dv=Ub([Fv,pn(([e])=>{const t=An(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Iv=pn(([e,t])=>{const r=Tn(t).toVar(),s=_n(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Tn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Ov=pn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Iv(r,Tn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Iv(r,Tn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(4))),t.addAssign(e)}),Vv=pn(([e,t,r])=>{const s=_n(r).toVar(),i=_n(t).toVar(),n=_n(e).toVar();return s.bitXorAssign(i),s.subAssign(Iv(i,Tn(14))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(11))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(25))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(16))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(4))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(14))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),kv=pn(([e])=>{const t=_n(e).toVar();return xn(t).div(xn(_n(Tn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gv=pn(([e])=>{const t=xn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),zv=Ub([pn(([e])=>{const t=Tn(e).toVar(),r=_n(_n(1)).toVar(),s=_n(_n(Tn(3735928559)).add(r.shiftLeft(_n(2))).add(_n(13))).toVar();return Vv(s.add(_n(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(_n(2)).toVar(),n=_n().toVar(),a=_n().toVar(),o=_n().toVar();return n.assign(a.assign(o.assign(_n(Tn(3735928559)).add(i.shiftLeft(_n(2))).add(_n(13))))),n.addAssign(_n(s)),a.addAssign(_n(r)),Vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(_n(3)).toVar(),o=_n().toVar(),u=_n().toVar(),l=_n().toVar();return o.assign(u.assign(l.assign(_n(Tn(3735928559)).add(a.shiftLeft(_n(2))).add(_n(13))))),o.addAssign(_n(n)),u.addAssign(_n(i)),l.addAssign(_n(s)),Vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),pn(([e,t,r,s])=>{const 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Bn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Zv=Ub([pn(([e,t,r,s,i,n,a])=>{const o=Tn(a).toVar(),u=xn(n).toVar(),l=Tn(i).toVar(),d=Tn(s).toVar(),c=Tn(r).toVar(),h=Tn(t).toVar(),p=Nn(e).toVar(),g=An(jv(Nn(h.add(d),c.add(l)))).toVar(),m=Nn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Nn(Nn(xn(h),xn(c)).add(m)).toVar(),y=Nn(f.sub(p)).toVar();return fn(o.equal(Tn(2)),()=>ko(y.x).add(ko(y.y))),fn(o.equal(Tn(3)),()=>tu(ko(y.x),ko(y.y))),au(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),pn(([e,t,r,s,i,n,a,o,u])=>{const 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Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();l.assign(eu(l,r))})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),tN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=An(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),rN=Ub([Jv,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=An(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=An(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(eu(d,n))})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),sN=Ub([eN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=An(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=An(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const 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of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,gn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new _N(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new wN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new vN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new NN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new SN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new RN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new xT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new AN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new bg),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=XN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new ON(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new VN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new kN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new GN(e);else if("color"===t)s=new zN(e);else if("mat2"===t)s=new $N(e);else if("mat3"===t)s=new WN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new HN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Js(this.object).useVelocity}}class ZN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ii.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ii.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class JN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}JN.isNodeFunctionInput=!0;class eS extends mv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class tS extends mv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:N_(this.light),lightColor:e}}}class rS extends mv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=T_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Ea(new e).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=wc.dot(s).mul(.5).add(.5),n=mu(r,t,i);e.context.irradiance.addAssign(n)}}class sS extends mv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Ea(0).setGroup(Na),this.penumbraCosNode=Ea(0).setGroup(Na),this.cutoffDistanceNode=Ea(0).setGroup(Na),this.decayExponentNode=Ea(0).setGroup(Na),this.colorNode=Ea(this.color).setGroup(Na)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return xu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=x_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(N_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=fv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Zl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class iS extends sS{static get type(){return"IESSpotLightNode"}constructor(e=null){super(e),this._iesTextureNode=null}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);this._iesTextureNode=Zl(r,Nn(e,0),0),s=this._iesTextureNode.r}else s=super.getSpotAttenuation(e,t);return s}update(e){super.update(e),null!==this._iesTextureNode&&this.light.iesMap&&(this._iesTextureNode.value=this.light.iesMap)}}class nS extends mv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=id(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gN(wc,this.lightProbe);e.context.irradiance.addAssign(t)}}const aS=pn(([e,t])=>{const r=e.abs().sub(t);return zo(tu(r,0)).add(eu(tu(r.x,r.y),0))});class oS extends sS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=xn(0),r=this.penumbraCosNode,s=b_(this.light).mul(e.context.positionWorld||gc);return fn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=aS(e.xy.sub(Nn(.5)),Nn(.5)),n=Oa(-1,Da(1,Do(r)).sub(1));t.assign(yu(i.mul(-2).mul(n)))}),t}}const uS=new a,lS=new a;let dS=null;class cS extends mv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Ea(new r).setGroup(Na),this.halfWidth=Ea(new r).setGroup(Na),this.updateType=ii.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;lS.identity(),uS.copy(t.matrixWorld),uS.premultiply(r),lS.extractRotation(uS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(lS),this.halfHeight.value.applyMatrix4(lS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Zl(dS.LTC_FLOAT_1),r=Zl(dS.LTC_FLOAT_2)):(t=Zl(dS.LTC_HALF_1),r=Zl(dS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:v_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){dS=e}}class hS{parseFunction(){d("Abstract function.")}}class pS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}pS.isNodeFunction=!0;const gS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,mS=/[a-z_0-9]+/gi,fS="#pragma main";class yS extends pS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(fS),r=-1!==t?e.slice(t+12):e,s=r.match(gS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=mS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new bg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new bg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Vs(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new TN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){xS[0]=e,xS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(xS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&TS.push(t.getCacheKey(!0)),i&&TS.push(i.getCacheKey()),n&&TS.push(n.getCacheKey()),TS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),TS.push(this.renderer.shadowMap.enabled?1:0),TS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=zs(TS),this.callHashCache.set(xS,s),TS.length=0}return xS[0]=null,xS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return Uf(r);{let e;return e=!0===r.isCubeTexture?qc(r):Zl(r),Pg(e)}}if(!0===r.isTexture)return Zl(r,cd.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Kc("color","color",r).setGroup(Na),t=Kc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Kc("color","color",r).setGroup(Na),t=Kc("near","float",r).setGroup(Na),s=Kc("far","float",r).setGroup(Na);return RT(e,vT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?qc(r):!0===r.isTexture?Zl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;return e.isArrayTexture?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace)}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new ZN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const vS=new ut;class NS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iUl(e,i.toneMapping,i.outputColorSpace)}),FS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new BS(u.textureWidth,u.textureHeight,{format:Ee,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?P:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=Et,e.plane.material.blendDst=Et,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new BS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;DS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function kS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function GS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new _S(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ay(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Yy(this,r,this.info),this._pipelines=new Oy(r,this._nodes,this.info),this._bindings=new Vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ty(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Hy(this.lighting),this._bundles=new ES,this._renderContexts=new Ky(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:$S,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new NS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=uc,t.modelNormalViewMatrix=lc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===uc&&e.modelNormalViewMatrix===lc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_onError(e){let t=`WebGPURenderer: Uncaptured ${e.api} ${e.type}`;e.message&&(t+=`: ${e.message}`),o(t)}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:$S,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(WS),HS.set(0,0,WS.width,WS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(HS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(HS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new NS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?jS:qS;t.isArrayCamera||(XS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(XS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=WS.width,g.height=WS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(KS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new dx(new bg),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(r,r.camera,!1),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=KS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=KS.copy(t).floor()}else t=KS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?jS:qS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&KS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(XS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,KS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?jS:qS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),KS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(XS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=P;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=F}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:QS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===F&&!1===i.forceSinglePass?(i.side=P,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=F):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class ZS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}function JS(e){return e+(Ey-e%Ey)%Ey}class eR extends ZS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return JS(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class tR extends eR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let rR=0;class sR extends tR{constructor(e,t){super("UniformBuffer_"+rR++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get byteLength(){return JS(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class iR extends tR{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=mR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=mR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${yR[s.interpolationType]||s.interpolationType} ${bR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${yR[e.interpolationType]||e.interpolationType} ${bR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=fR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}fR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new dR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new cR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new hR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new sR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new aR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let _R=null,vR=null;class NR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Ft.RENDER]:null,[Ft.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ft.COMPUTE:Ft.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return _R=_R||new t,this.renderer.getDrawingBufferSize(_R)}setScissorTest(){}getClearColor(){const e=this.renderer;return vR=vR||new Zy,e.getClearColor(vR),vR.getRGB(vR),vR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let SR,RR,ER=0;class AR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class wR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:ER++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new AR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class CR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;SR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},RR={[Et]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let BR,LR,PR,FR=!1;class UR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===FR&&(this._init(),FR=!0)}_init(){const e=this.gl;BR={[zr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Gr]:e.MIRRORED_REPEAT},LR={[B]:e.NEAREST,[$r]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Y]:e.LINEAR_MIPMAP_LINEAR},PR={[jr]:e.NEVER,[qr]:e.ALWAYS,[A]:e.LESS,[w]:e.LEQUAL,[Hr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[Wr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,BR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,BR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,BR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,LR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Y:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,LR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,PR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Y)return;if(t.type===K&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Kr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function DR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class IR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class OR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const VR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class kR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class $R extends NR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new IR(this),this.capabilities=new OR(this),this.attributeUtils=new wR(this),this.textureUtils=new UR(this),this.bufferRenderer=new kR(this),this.state=new CR(this),this.utils=new MR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new zR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eVR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Xy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const WR="point-list",HR="line-list",qR="line-strip",jR="triangle-list",XR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},KR="never",QR="less",YR="equal",ZR="less-equal",JR="greater",eE="not-equal",tE="greater-equal",rE="always",sE="store",iE="load",nE="clear",aE="ccw",oE="cw",uE="none",lE="back",dE="uint16",cE="uint32",hE="r8unorm",pE="r8snorm",gE="r8uint",mE="r8sint",fE="r16uint",yE="r16sint",bE="r16float",xE="rg8unorm",TE="rg8snorm",_E="rg8uint",vE="rg8sint",NE="r16unorm",SE="r16snorm",RE="r32uint",EE="r32sint",AE="r32float",wE="rg16uint",CE="rg16sint",ME="rg16float",BE="rgba8unorm",LE="rgba8unorm-srgb",PE="rgba8snorm",FE="rgba8uint",UE="rgba8sint",DE="bgra8unorm",IE="bgra8unorm-srgb",OE="rg16unorm",VE="rg16snorm",kE="rgb9e5ufloat",GE="rgb10a2unorm",zE="rg11b10ufloat",$E="rg32uint",WE="rg32sint",HE="rg32float",qE="rgba16uint",jE="rgba16sint",XE="rgba16float",KE="rgba16unorm",QE="rgba16snorm",YE="rgba32uint",ZE="rgba32sint",JE="rgba32float",eA="depth16unorm",tA="depth24plus",rA="depth24plus-stencil8",sA="depth32float",iA="depth32float-stencil8",nA="bc1-rgba-unorm",aA="bc1-rgba-unorm-srgb",oA="bc2-rgba-unorm",uA="bc2-rgba-unorm-srgb",lA="bc3-rgba-unorm",dA="bc3-rgba-unorm-srgb",cA="bc4-r-unorm",hA="bc4-r-snorm",pA="bc5-rg-unorm",gA="bc5-rg-snorm",mA="bc6h-rgb-ufloat",fA="bc6h-rgb-float",yA="bc7-rgba-unorm",bA="bc7-rgba-unorm-srgb",xA="etc2-rgb8unorm",TA="etc2-rgb8unorm-srgb",_A="etc2-rgb8a1unorm",vA="etc2-rgb8a1unorm-srgb",NA="etc2-rgba8unorm",SA="etc2-rgba8unorm-srgb",RA="eac-r11unorm",EA="eac-r11snorm",AA="eac-rg11unorm",wA="eac-rg11snorm",CA="astc-4x4-unorm",MA="astc-4x4-unorm-srgb",BA="astc-5x4-unorm",LA="astc-5x4-unorm-srgb",PA="astc-5x5-unorm",FA="astc-5x5-unorm-srgb",UA="astc-6x5-unorm",DA="astc-6x5-unorm-srgb",IA="astc-6x6-unorm",OA="astc-6x6-unorm-srgb",VA="astc-8x5-unorm",kA="astc-8x5-unorm-srgb",GA="astc-8x6-unorm",zA="astc-8x6-unorm-srgb",$A="astc-8x8-unorm",WA="astc-8x8-unorm-srgb",HA="astc-10x5-unorm",qA="astc-10x5-unorm-srgb",jA="astc-10x6-unorm",XA="astc-10x6-unorm-srgb",KA="astc-10x8-unorm",QA="astc-10x8-unorm-srgb",YA="astc-10x10-unorm",ZA="astc-10x10-unorm-srgb",JA="astc-12x10-unorm",ew="astc-12x10-unorm-srgb",tw="astc-12x12-unorm",rw="astc-12x12-unorm-srgb",sw="clamp-to-edge",iw="repeat",nw="mirror-repeat",aw="linear",ow="nearest",uw="zero",lw="one",dw="src",cw="one-minus-src",hw="src-alpha",pw="one-minus-src-alpha",gw="dst",mw="one-minus-dst",fw="dst-alpha",yw="one-minus-dst-alpha",bw="src-alpha-saturated",xw="constant",Tw="one-minus-constant",_w="add",vw="subtract",Nw="reverse-subtract",Sw="min",Rw="max",Ew=0,Aw=15,ww="keep",Cw="zero",Mw="replace",Bw="invert",Lw="increment-clamp",Pw="decrement-clamp",Fw="increment-wrap",Uw="decrement-wrap",Dw="storage",Iw="read-only-storage",Ow="write-only",Vw="read-only",kw="read-write",Gw="non-filtering",zw="comparison",$w="float",Ww="unfilterable-float",Hw="depth",qw="sint",jw="uint",Xw="2d",Kw="3d",Qw="2d",Yw="2d-array",Zw="cube",Jw="3d",eC="all",tC="vertex",rC="instance",sC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},iC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class nC extends oR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class aC extends eR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let oC=0;class uC extends aC{constructor(e,t){super("StorageBuffer_"+oC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ai.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class lC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:aw}),this.flipYSampler=e.createSampler({minFilter:ow}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:nE,storeOp:sE}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new lC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,fC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,yC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class bC extends pS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(mC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=fC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class xC extends hS{parseFunction(e){return new bC(e)}}const TC={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},_C={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},vC={vertex:XR.VERTEX,fragment:XR.FRAGMENT,compute:XR.COMPUTE},NC={instance:!0,swizzleAssign:!1,storageBuffer:!0},SC={"^^":"tsl_xor"},RC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},EC={},AC={tsl_xor:new yT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new yT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new yT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new yT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new yT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new yT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new yT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new yT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new yT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new yT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new yT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new yT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new yT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new yT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},wC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let CC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(CC+="diagnostic( off, derivative_uniformity );\n");class MC extends YN{constructor(e,t){super(e,t,new xC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${_C[e.wrapS]}S_${_C[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=EC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(AC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(AC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(AC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",EC[t]=r=new yT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Du(new Cl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Du(new Cl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Du(new Cl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===K||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=SC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ai.READ_WRITE):ai.READ_ONLY:e.access}getStorageAccess(e,t){return TC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new hR(i.name,i.node,o,n):new dR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new cR(i.name,i.node,o,n):"texture3D"===t&&(s=new hR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(vC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new nC(`${i.name}_sampler`,i.node,o);e.setVisibility(vC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?sR:uC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|vC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new aR(u,o),e.setVisibility(XR.VERTEX|XR.FRAGMENT|XR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node.value;let i;(!0===r.isCubeTexture||!1===this.isUnfilterable(r)&&!0!==n.node.isStorageTextureNode)&&(this.isSampleCompare(r)?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let a="";const{primarySamples:u}=t.utils.getTextureSampleData(r);if(u>1&&(a="_multisampled"),!0===r.isCubeTexture&&!0===r.isDepthTexture)i="texture_depth_cube";else if(!0===r.isCubeTexture)i="texture_cube";else if(!0===r.isDepthTexture)i=t.compatibilityMode&&null===r.compareFunction?`texture${a}_2d`:`texture_depth${a}_2d${!0===r.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const s=gC(r,t.device),a=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;i=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${s}, ${a}>`}else if(!0===r.isArrayTexture||!0===r.isDataArrayTexture||!0===r.isCompressedArrayTexture)i="texture_2d_array";else if(!0===r.is3DTexture||!0===r.isData3DTexture)i="texture_3d";else{i=`texture${a}_2d<${this.getComponentTypeFromTexture(r).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${i};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return RC[e]||e}isAvailable(e){let t=NC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),NC[e]=t),t}_getWGSLMethod(e){return void 0!==AC[e]&&this._include(e),wC[e]}_include(e){const t=AC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${CC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class BC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?iA:rA:!0===this.backend.renderer.reversedDepthBuffer?sA:tA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?WR:e.isLineSegments||e.isMesh&&!0===t.wireframe?HR:e.isLine?qR:e.isMesh?jR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return DE;if(e===Te)return XE;throw new Error("Unsupported output buffer type.")}}const LC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&LC.set(Float16Array,["float16"]);const PC=new Map([[xt,["float16"]]]),FC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class UC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else u=n.createBuffer({label:`${e.name}_readback`,size:o,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});const l=n.createCommandEncoder({label:`readback_encoder_${e.name}`});l.copyBufferToBuffer(a,r,u,0,o);const d=l.finish();if(n.queue.submit([d]),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=FC.get(s);else{const e=(PC.get(i)||LC.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}class DC{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class IC{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new DC(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Qr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=eC;let o;o=t.isSampledCubeTexture?Zw:t.isSampledTexture3D?Jw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Yw:Qw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&XR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Dw:e.type=Iw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ai.READ_WRITE?kw:t===ai.WRITE_ONLY?Ow:Vw,s.texture.isArrayTexture?e.viewDimension=Yw:s.texture.is3DTexture&&(e.viewDimension=Jw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Ww)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Ww:t.sampleType=Hw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=qw:e===S?t.sampleType=jw:e===K&&(this.backend.hasFeature("float32-filterable")?t.sampleType=$w:t.sampleType=Ww)}s.isSampledCubeTexture?t.viewDimension=Zw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Yw:s.isSampledTexture3D&&(t.viewDimension=Jw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=zw:t.type=Gw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class OC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class VC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&_.topology===jR&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=E.label;if(null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),n.pipeline=s.createComputePipeline({label:l,compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})}),s.popErrorScope().then(e=>{null!==e&&(n.error=!0,o(`WebGPURenderer: Compute pipeline creation failed (${l}): ${e.message}`),this._reportShaderDiagnostics([{program:u,module:i.module}],l))})}async _reportShaderDiagnostics(e,t){for(const{program:r,module:s}of e){const e=await s.getCompilationInfo();if(0===e.messages.length)continue;const i=r.code.split("\n");for(const s of e.messages){const e=s.lineNum>0?` at line ${s.lineNum}${s.linePos>0?`:${s.linePos}`:""}`:"",n=`WebGPURenderer [${t} / ${r.stage} ${s.type}]${e}: ${s.message}`;let a="";s.lineNum>0&&s.lineNum<=i.length&&(a=`\n ${i[s.lineNum-1]}`,s.linePos>0&&(a+=`\n ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:_w},r={srcFactor:i,dstFactor:n,operation:_w}};if(e.premultipliedAlpha)switch(s){case tt:i(lw,pw,lw,pw);break;case Yt:i(lw,lw,lw,lw);break;case Qt:i(uw,cw,uw,lw);break;case Kt:i(gw,pw,uw,lw)}else switch(s){case tt:i(hw,pw,lw,pw);break;case Yt:i(hw,lw,lw,lw);break;case Qt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Kt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Et:t=uw;break;case Ht:t=lw;break;case Wt:t=dw;break;case kt:t=cw;break;case rt:t=hw;break;case st:t=pw;break;case zt:t=gw;break;case Vt:t=mw;break;case Gt:t=fw;break;case Ot:t=yw;break;case $t:t=bw;break;case 211:t=xw;break;case 212:t=Tw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=KR;break;case ss:t=rE;break;case rs:t=QR;break;case ts:t=ZR;break;case es:t=YR;break;case Jr:t=tE;break;case Zr:t=JR;break;case Yr:t=eE;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=ww;break;case cs:t=Cw;break;case ds:t=Mw;break;case ls:t=Bw;break;case us:t=Lw;break;case os:t=Pw;break;case as:t=Fw;break;case ns:t=Uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=_w;break;case It:t=vw;break;case Dt:t=Nw;break;case gs:t=Sw;break;case ps:t=Rw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?dE:cE);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?oE:aE,s.cullMode=r.side===F?uE:lE,s}_getColorWriteMask(e){return!0===e.colorWrite?Aw:Ew}_getDepthCompare(e){let t;if(!1===e.depthTest)t=rE;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=KR;break;case ir:t=rE;break;case sr:t=QR;break;case rr:t=ZR;break;case tr:t=YR;break;case er:t=tE;break;case Jt:t=JR;break;case Zt:t=eE;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class kC extends GR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}const GC={r:0,g:0,b:0,a:1};class zC extends NR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new BC(this),this.attributeUtils=new UC(this),this.bindingUtils=new IC(this),this.capabilities=new OC(this),this.pipelineUtils=new VC(this),this.textureUtils=new pC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(sC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),r.onuncapturederror=t=>{const r=t.error,s=r&&r.constructor?r.constructor.name:"GPUError",i=r&&r.message||"Unknown uncaptured GPU error";e.onError({api:"WebGPU",type:s,message:i,originalEvent:t})},this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(sC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:iE}),this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new $R(e)));super(new t(e),e),this.library=new HC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class jC extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class XC{constructor(e,t=Bn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new bg;r.name="RenderPipeline",this._quadMesh=new dx(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Ul(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class KC extends XC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class QC extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class YC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class ZC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.wrapR=_e,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class JC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class eM extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class tM extends Cs{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Ms(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),xn()):new this.nodes[e]}}class rM extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class sM extends Ls{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new tM;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new rM;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t 1 ? `bvec${ typeLength }` : 'bool'; + } else if ( op === '==' || op === '!=' || op === '<' || op === '>' || op === '<=' || op === '>=' ) { const typeLength = Math.max( builder.getTypeLength( typeA ), builder.getTypeLength( typeB ) ); @@ -6469,9 +6475,23 @@ class OperatorNode extends TempNode { } - } else if ( op === '!' || op === '~' ) { + } else if ( op === '!' ) { + + if ( isGLSL && builder.isVector( typeA ) ) { + + return builder.format( `not( ${a} )`, output ); + + } else { + + // WGSL and scalars on GLSL - return builder.format( `(${op}${a})`, typeA, output ); + return builder.format( `( ${op} ${a} )`, typeA, output ); + + } + + } else if ( op === '~' ) { + + return builder.format( `( ${op} ${a} )`, typeA, output ); } else if ( fnOpSnippet ) { @@ -6904,7 +6924,7 @@ class MathNode extends TempNode { let finalOp = new MathNode( method, aNode, bNode ); - for ( let i = 2; i < arguments.length - 1; i ++ ) { + for ( let i = 3; i < arguments.length - 1; i ++ ) { finalOp = new MathNode( method, finalOp, arguments[ i ] ); @@ -11230,6 +11250,44 @@ const Return = () => expression( 'return' ).toStack(); addMethodChaining( 'discard', Discard ); +/** + * Premultiplies the RGB channels of a color by its alpha channel. + * + * This function is useful for converting a non-premultiplied alpha color + * into a premultiplied alpha format, where the RGB values are scaled + * by the alpha value. Premultiplied alpha is often used in graphics + * rendering for certain operations, such as compositing and image processing. + * + * @tsl + * @function + * @param {Node} color - The input color with non-premultiplied alpha. + * @return {Node} The color with premultiplied alpha. + */ +const premultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { + + return vec4( color.rgb.mul( color.a ), color.a ); + +}, { color: 'vec4', return: 'vec4' } ); + +/** + * Unpremultiplies the RGB channels of a color by its alpha channel. + * + * This function is useful for converting a premultiplied alpha color + * back into a non-premultiplied alpha format, where the RGB values are + * divided by the alpha value. Unpremultiplied alpha is often used in graphics + * rendering for certain operations, such as compositing and image processing. + * + * @tsl + * @function + * @param {Node} color - The input color with premultiplied alpha. + * @return {Node} The color with non-premultiplied alpha. + */ +const unpremultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { + + return color.a.equal( 0 ).select( vec4( 0 ), vec4( color.rgb.div( color.a ), color.a ) ); + +}, { color: 'vec4', return: 'vec4' } ); + /** * Normally, tone mapping and color conversion happens automatically just * before outputting a pixel to the default (screen) framebuffer. In certain @@ -11334,9 +11392,15 @@ class RenderOutputNode extends TempNode { let outputNode = this.colorNode || context.color; - // tone mapping + // clamp alpha + outputNode = vec4( outputNode.rgb, outputNode.a.clamp( 0.0, 1.0 ) ); + + // unpremultiply + outputNode = unpremultiplyAlpha( outputNode ); + // tone mapping const toneMapping = ( this._toneMapping !== null ? this._toneMapping : context.toneMapping ) || NoToneMapping; + const outputColorSpace = ( this.outputColorSpace !== null ? this.outputColorSpace : context.outputColorSpace ) || NoColorSpace; if ( toneMapping !== NoToneMapping ) { @@ -11346,13 +11410,15 @@ class RenderOutputNode extends TempNode { } // working to output color space - if ( outputColorSpace !== NoColorSpace && outputColorSpace !== ColorManagement.workingColorSpace ) { outputNode = outputNode.workingToColorSpace( outputColorSpace ); } + // premultiply in output color space + outputNode = premultiplyAlpha( outputNode ); + return outputNode; } @@ -20496,175 +20562,6 @@ class VertexColorNode extends AttributeNode { */ const vertexColor = ( index = 0 ) => new VertexColorNode( index ); -/** - * Represents a "Color Burn" blend mode. - * - * It's designed to darken the base layer's colors based on the color of the blend layer. - * It significantly increases the contrast of the base layer, making the colors more vibrant and saturated. - * The darker the color in the blend layer, the stronger the darkening and contrast effect on the base layer. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color. A white (#ffffff) blend color does not alter the base color. - * @return {Node} The result. - */ -const blendBurn = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return min$1( 1.0, base.oneMinus().div( blend ) ).oneMinus(); - -} ).setLayout( { - name: 'blendBurn', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * Represents a "Color Dodge" blend mode. - * - * It's designed to lighten the base layer's colors based on the color of the blend layer. - * It significantly increases the brightness of the base layer, making the colors lighter and more vibrant. - * The brighter the color in the blend layer, the stronger the lightening and contrast effect on the base layer. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. - * @return {Node} The result. - */ -const blendDodge = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return min$1( base.div( blend.oneMinus() ), 1.0 ); - -} ).setLayout( { - name: 'blendDodge', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * Represents a "Screen" blend mode. - * - * Similar to `blendDodge()`, this mode also lightens the base layer's colors based on the color of the blend layer. - * The "Screen" blend mode is better for general brightening whereas the "Dodge" results in more subtle and nuanced - * effects. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. - * @return {Node} The result. - */ -const blendScreen = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return base.oneMinus().mul( blend.oneMinus() ).oneMinus(); - -} ).setLayout( { - name: 'blendScreen', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * Represents a "Overlay" blend mode. - * - * It's designed to increase the contrast of the base layer based on the color of the blend layer. - * It amplifies the existing colors and contrast in the base layer, making lighter areas lighter and darker areas darker. - * The color of the blend layer significantly influences the resulting contrast and color shift in the base layer. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color - * @return {Node} The result. - */ -const blendOverlay = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - return mix( base.mul( 2.0 ).mul( blend ), base.oneMinus().mul( 2.0 ).mul( blend.oneMinus() ).oneMinus(), step( 0.5, base ) ); - -} ).setLayout( { - name: 'blendOverlay', - type: 'vec3', - inputs: [ - { name: 'base', type: 'vec3' }, - { name: 'blend', type: 'vec3' } - ] -} ); - -/** - * This function blends two color based on their alpha values by replicating the behavior of `THREE.NormalBlending`. - * It assumes both input colors have non-premultiplied alpha. - * - * @tsl - * @function - * @param {Node} base - The base color. - * @param {Node} blend - The blend color - * @return {Node} The result. - */ -const blendColor = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { - - const outAlpha = blend.a.add( base.a.mul( blend.a.oneMinus() ) ); - - return vec4( blend.rgb.mul( blend.a ).add( base.rgb.mul( base.a ).mul( blend.a.oneMinus() ) ).div( outAlpha ), outAlpha ); - -} ).setLayout( { - name: 'blendColor', - type: 'vec4', - inputs: [ - { name: 'base', type: 'vec4' }, - { name: 'blend', type: 'vec4' } - ] -} ); - -/** - * Premultiplies the RGB channels of a color by its alpha channel. - * - * This function is useful for converting a non-premultiplied alpha color - * into a premultiplied alpha format, where the RGB values are scaled - * by the alpha value. Premultiplied alpha is often used in graphics - * rendering for certain operations, such as compositing and image processing. - * - * @tsl - * @function - * @param {Node} color - The input color with non-premultiplied alpha. - * @return {Node} The color with premultiplied alpha. - */ -const premultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { - - return vec4( color.rgb.mul( color.a ), color.a ); - -}, { color: 'vec4', return: 'vec4' } ); - -/** - * Unpremultiplies the RGB channels of a color by its alpha channel. - * - * This function is useful for converting a premultiplied alpha color - * back into a non-premultiplied alpha format, where the RGB values are - * divided by the alpha value. Unpremultiplied alpha is often used in graphics - * rendering for certain operations, such as compositing and image processing. - * - * @tsl - * @function - * @param {Node} color - The input color with premultiplied alpha. - * @return {Node} The color with non-premultiplied alpha. - */ -const unpremultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { - - If( color.a.equal( 0.0 ), () => vec4( 0.0 ) ); - - return vec4( color.rgb.div( color.a ), color.a ); - -}, { color: 'vec4', return: 'vec4' } ); - /** * Base class for all node materials. * @@ -25836,8 +25733,9 @@ class PMREMGenerator { /** * Generates a PMREM from an equirectangular texture, which can be either LDR - * or HDR. The ideal input image size is 1k (1024 x 512), - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input image size is 1k (1024 x 512), as this matches best + * with the 256 x 256 cubemap output. The minimum supported input image size + * is 64 x 32. * * @param {Texture} equirectangular - The equirectangular texture to be converted. * @param {?RenderTarget} [renderTarget=null] - The render target to use. @@ -25887,8 +25785,9 @@ class PMREMGenerator { /** * Generates a PMREM from an cubemap texture, which can be either LDR - * or HDR. The ideal input cube size is 256 x 256, - * as this matches best with the 256 x 256 cubemap output. + * or HDR. The ideal input cube size is 256 x 256, as this matches best + * with the 256 x 256 cubemap output. The minimum supported input cube + * size is 16 x 16 per face. * * @param {Texture} cubemap - The cubemap texture to be converted. * @param {?RenderTarget} [renderTarget=null] - The render target to use. @@ -26922,7 +26821,7 @@ class PMREMNode extends TempNode { if ( pmremVersion !== texture.pmremVersion ) { - if ( texture.isPMREMTexture === true ) { + if ( texture.isPMREMTexture === true || texture.mapping === CubeUVReflectionMapping ) { pmrem = texture; @@ -26966,7 +26865,12 @@ class PMREMNode extends TempNode { // - uvNode = materialEnvRotation.mul( vec3( uvNode.x, uvNode.y.negate(), uvNode.z ) ); + // PMREMGenerator renders into a render target with inverted Y, so its output needs the Y + // flip on sampling. Externally authored PMREMs follow the standard convention and don't. + + uvNode = this._pmrem.isRenderTargetTexture + ? materialEnvRotation.mul( vec3( uvNode.x, uvNode.y.negate(), uvNode.z ) ) + : materialEnvRotation.mul( uvNode ); // @@ -29901,7 +29805,12 @@ class RenderObject { // geometry attribute attribute = geometry.getAttribute( nodeAttribute.name ); - attributesId[ nodeAttribute.name ] = attribute.id; + + if ( attribute !== undefined ) { + + attributesId[ nodeAttribute.name ] = attribute.id; + + } } @@ -34239,6 +34148,18 @@ class Textures extends DataMap { bindingsData.groups = undefined; bindingsData.versions = undefined; + // go through all bindings and if one points to the destroyed texture, trigger dispose as well + + for ( const binding of bindGroup.bindings ) { + + if ( binding.isSampler && binding.texture === texture ) { + + binding.reset(); + + } + + } + } } @@ -34492,6 +34413,14 @@ class StackNode extends Node { */ this._currentNode = null; + /** + * Stores additional data for nodes that are added to the stack. + * + * @private + * @type {Map} + */ + this._nodeDataLibrary = new Map(); + /** * This flag can be used for type testing. * @@ -34505,19 +34434,19 @@ class StackNode extends Node { getElementType( builder ) { - return this.hasOutput( builder ) ? this.outputNode.getElementType( builder ) : 'void'; + return this.outputNode ? this.outputNode.getElementType( builder ) : 'void'; } generateNodeType( builder ) { - return this.hasOutput( builder ) ? this.outputNode.getNodeType( builder ) : 'void'; + return this.outputNode ? this.outputNode.getNodeType( builder ) : 'void'; } getMemberType( builder, name ) { - return this.hasOutput( builder ) ? this.outputNode.getMemberType( builder, name ) : 'void'; + return this.outputNode ? this.outputNode.getMemberType( builder, name ) : 'void'; } @@ -34525,10 +34454,10 @@ class StackNode extends Node { * Adds a node to this stack. * * @param {Node} node - The node to add. - * @param {number} [index=this.nodes.length] - The index where the node should be added. + * @param {number} [index=-1] - The index of the node. If not specified, the node will be added to the end of the stack. * @return {StackNode} A reference to this stack node. */ - addToStack( node, index = this.nodes.length ) { + addToStack( node, index = -1 ) { if ( node.isNode !== true ) { @@ -34537,6 +34466,35 @@ class StackNode extends Node { } + + if ( index === -1 ) { + + if ( this._currentNode ) { + + let nodeData = this._nodeDataLibrary.get( this._currentNode ); + + if ( nodeData === undefined ) { + + nodeData = { + delta: 0 + }; + + this._nodeDataLibrary.set( this._currentNode, nodeData ); + + } + + nodeData.delta ++; + + index = this.nodes.indexOf( this._currentNode ) + nodeData.delta; + + } else { + + index = this.nodes.length; + + } + + } + this.nodes.splice( index, 0, node ); return this; @@ -34726,12 +34684,6 @@ class StackNode extends Node { } - hasOutput( builder ) { - - return this.outputNode && this.outputNode.isNode && this.outputNode.getNodeType( builder ) !== 'void'; - - } - build( builder, ...params ) { const previousStack = getCurrentStack(); @@ -34744,7 +34696,10 @@ class StackNode extends Node { // - const buildNode = ( node ) => { + for ( let i = 0; i < this.nodes.length; i ++ ) { + + const node = this.nodes[ i ]; + const previousNode = this._currentNode; this._currentNode = node; @@ -34752,7 +34707,7 @@ class StackNode extends Node { if ( node.isAssign( builder ) !== true ) { - return; + continue; } @@ -34773,7 +34728,7 @@ class StackNode extends Node { if ( node.isVarNode && parents && parents.length === 1 && parents[ 0 ] && parents[ 0 ].isStackNode ) { - return; // skip var nodes that are only used in .toVarying() + continue; // skip var nodes that are only used in .toVarying() } @@ -34781,35 +34736,23 @@ class StackNode extends Node { } - }; - - // - - const nodes = [ ...this.nodes ]; - - for ( const node of nodes ) { - - buildNode( node ); + this._currentNode = previousNode; } - this._currentNode = null; + // - const newNodes = this.nodes.filter( ( node ) => nodes.indexOf( node ) === -1 ); + let result; - for ( const node of newNodes ) { + if ( this.outputNode ) { - buildNode( node ); + const buildResult = this.outputNode.build( builder, ...params ); - } + if ( builder.buildStage !== 'generate' || this.outputNode.getNodeType( builder ) !== 'void' ) { - // + result = buildResult; - let result; - - if ( this.hasOutput( builder ) ) { - - result = this.outputNode.build( builder, ...params ); + } } else { @@ -39302,6 +39245,135 @@ function getPreviousMatrix( object, index = 0 ) { */ const velocity = /*@__PURE__*/ nodeImmutable( VelocityNode ); +/** + * Represents a "Color Burn" blend mode. + * + * It's designed to darken the base layer's colors based on the color of the blend layer. + * It significantly increases the contrast of the base layer, making the colors more vibrant and saturated. + * The darker the color in the blend layer, the stronger the darkening and contrast effect on the base layer. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color. A white (#ffffff) blend color does not alter the base color. + * @return {Node} The result. + */ +const blendBurn = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return min$1( 1.0, base.oneMinus().div( blend ) ).oneMinus(); + +} ).setLayout( { + name: 'blendBurn', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * Represents a "Color Dodge" blend mode. + * + * It's designed to lighten the base layer's colors based on the color of the blend layer. + * It significantly increases the brightness of the base layer, making the colors lighter and more vibrant. + * The brighter the color in the blend layer, the stronger the lightening and contrast effect on the base layer. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. + * @return {Node} The result. + */ +const blendDodge = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return min$1( base.div( blend.oneMinus() ), 1.0 ); + +} ).setLayout( { + name: 'blendDodge', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * Represents a "Screen" blend mode. + * + * Similar to `blendDodge()`, this mode also lightens the base layer's colors based on the color of the blend layer. + * The "Screen" blend mode is better for general brightening whereas the "Dodge" results in more subtle and nuanced + * effects. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color. A black (#000000) blend color does not alter the base color. + * @return {Node} The result. + */ +const blendScreen = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return base.oneMinus().mul( blend.oneMinus() ).oneMinus(); + +} ).setLayout( { + name: 'blendScreen', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * Represents a "Overlay" blend mode. + * + * It's designed to increase the contrast of the base layer based on the color of the blend layer. + * It amplifies the existing colors and contrast in the base layer, making lighter areas lighter and darker areas darker. + * The color of the blend layer significantly influences the resulting contrast and color shift in the base layer. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color + * @return {Node} The result. + */ +const blendOverlay = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + return mix( base.mul( 2.0 ).mul( blend ), base.oneMinus().mul( 2.0 ).mul( blend.oneMinus() ).oneMinus(), step( 0.5, base ) ); + +} ).setLayout( { + name: 'blendOverlay', + type: 'vec3', + inputs: [ + { name: 'base', type: 'vec3' }, + { name: 'blend', type: 'vec3' } + ] +} ); + +/** + * This function blends two color based on their alpha values by replicating the behavior of `THREE.NormalBlending`. + * It assumes both input colors have non-premultiplied alpha. + * + * @tsl + * @function + * @param {Node} base - The base color. + * @param {Node} blend - The blend color + * @return {Node} The result. + */ +const blendColor = /*@__PURE__*/ Fn( ( [ base, blend ] ) => { + + const outAlpha = blend.a.add( base.a.mul( blend.a.oneMinus() ) ); + + return vec4( blend.rgb.mul( blend.a ).add( base.rgb.mul( base.a ).mul( blend.a.oneMinus() ) ).div( outAlpha ), outAlpha ); + +} ).setLayout( { + name: 'blendColor', + type: 'vec4', + inputs: [ + { name: 'base', type: 'vec4' }, + { name: 'blend', type: 'vec4' } + ] +} ); + /** * Computes a grayscale value for the given RGB color value. * @@ -53685,6 +53757,25 @@ class IESSpotLightNode extends SpotLightNode { } + /** + * Constructs a new IES spot light node. + * + * @param {?SpotLight} [light=null] - The spot light source. + */ + constructor( light = null ) { + + super( light ); + + /** + * The texture node representing the IES texture. + * + * @type {?TextureNode} + * @default null + */ + this._iesTextureNode = null; + + } + /** * Overwrites the default implementation to compute an IES conform spot attenuation. * @@ -53702,11 +53793,13 @@ class IESSpotLightNode extends SpotLightNode { const angle = angleCosine.acos().mul( 1.0 / Math.PI ); - spotAttenuation = texture( iesMap, vec2( angle, 0 ), 0 ).r; + this._iesTextureNode = texture( iesMap, vec2( angle, 0 ), 0 ); + + spotAttenuation = this._iesTextureNode.r; } else { - spotAttenuation = super.getSpotAttenuation( angleCosine ); + spotAttenuation = super.getSpotAttenuation( builder, angleCosine ); } @@ -53714,6 +53807,23 @@ class IESSpotLightNode extends SpotLightNode { } + /** + * Overwritten to update the IES spot light texture. + * + * @param {NodeFrame} frame - A reference to the current node frame. + */ + update( frame ) { + + super.update( frame ); + + if ( this._iesTextureNode !== null && this.light.iesMap ) { + + this._iesTextureNode.value = this.light.iesMap; + + } + + } + } /** @@ -56486,6 +56596,20 @@ class XRManager extends EventDispatcher { } + /** + * Returns the current base layer. + * + * This is an `XRProjectionLayer` when the targeted XR device supports the + * WebXR Layers API, or an `XRWebGLLayer` otherwise. + * + * @return {?(XRWebGLLayer|XRProjectionLayer)} The XR base layer. + */ + getBaseLayer() { + + return this._glProjLayer !== null ? this._glProjLayer : this._glBaseLayer; + + } + /** * Returns the current XR binding. @@ -56507,6 +56631,61 @@ class XRManager extends EventDispatcher { } + /** + * Applies WebXR fixed foveation to the internal post-processing render target + * used by the first XR render pass before compositing into a projection layer. + * + * Browser-side `XRWebGLBinding.foveateBoundTexture()` failures are treated as + * non-fatal so they do not interrupt rendering. + * + * @param {RenderTarget} renderTarget - The internal render target. + */ + foveateBoundTexture( renderTarget ) { + + if ( renderTarget.isPostProcessingRenderTarget !== true ) return; + if ( this.isPresenting !== true ) return; + if ( this._glProjLayer === null ) return; + + const backend = this._renderer.backend; + + if ( backend === undefined || backend.isWebGLBackend !== true ) return; + if ( backend.state === null ) return; + + const outputRenderTarget = this._renderer.getOutputRenderTarget(); + + if ( outputRenderTarget === null || outputRenderTarget.isXRRenderTarget !== true ) return; + + const glBinding = this.getBinding(); + + if ( glBinding === null || typeof glBinding.foveateBoundTexture !== 'function' ) return; + + this._renderer._textures.updateRenderTarget( renderTarget ); + + const { textureGPU, glTextureType } = backend.get( renderTarget.texture ); + + if ( textureGPU === undefined || glTextureType === undefined ) return; + if ( renderTarget._xrFoveationTextureGPU === textureGPU ) return; + + renderTarget._xrFoveationTextureGPU = textureGPU; + + backend.state.bindTexture( glTextureType, textureGPU ); + + try { + + glBinding.foveateBoundTexture( glTextureType, this.getFoveation() ); + + } catch ( error ) { + + warnOnce( `XRManager: Unable to foveate bound XR post-processing texture. ${error.name}: ${error.message}` ); + + } finally { + + backend.state.unbindTexture(); + + } + + } + /** * Returns the current XR frame. * @@ -57547,6 +57726,9 @@ function onAnimationFrame( time, frame ) { renderer.setOutputRenderTarget( this._xrRenderTarget ); + const frameBufferTarget = renderer._getFrameBufferTarget(); + renderer.xr.foveateBoundTexture( frameBufferTarget ); + } // @@ -58467,6 +58649,17 @@ class Renderer { */ this.onDeviceLost = this._onDeviceLost; + /** + * A callback function that defines what should happen when an uncaptured + * backend error is reported (e.g. a WebGPU validation/out-of-memory/internal + * error raised outside an error scope). Applications can override this to + * surface errors in their own UI without letting them escalate to a device + * loss. The default implementation logs to the console. + * + * @type {Function} + */ + this.onError = this._onError; + /** * Defines the type of output buffers. The default `HalfFloatType` is recommend for * best quality. To save memory and bandwidth, `UnsignedByteType` might be used. @@ -59069,6 +59262,26 @@ class Renderer { } + /** + * Default implementation of the uncaptured backend error callback. + * + * @private + * @param {Object} info - Information about the uncaptured error. + */ + _onError( info ) { + + let errorMessage = `WebGPURenderer: Uncaptured ${ info.api } ${ info.type }`; + + if ( info.message ) { + + errorMessage += `: ${ info.message }`; + + } + + error( errorMessage ); + + } + /** * Renders the given render bundle. * @@ -61854,6 +62067,18 @@ class NodeUniformBuffer extends UniformBuffer { } + /** + * The buffer's byte length. + * + * @type {number} + * @readonly + */ + get byteLength() { + + return getFloatLength( this.buffer.byteLength ); + + } + /** * The uniform buffer. * @@ -62504,30 +62729,14 @@ class Sampler extends Binding { * @private * @type {?Texture} */ - this._texture = null; - - /** - * An event listener which is added to {@link texture}'s dispose event. - * - * @private - * @type {Function} - */ - this._onTextureDispose = () => { - - this.generation = null; - this.version = -1; - - }; - - // Assignment to the texture via a setter must occur after "_onTextureDispose" is initialized. - this.texture = texture; + this._texture = texture; /** * The binding's version. * * @type {number} */ - this.version = texture ? texture.version : -1; + this.version = -1; /** * The binding's generation which is an additional version @@ -62566,22 +62775,9 @@ class Sampler extends Binding { if ( this._texture === value ) return; - if ( this._texture ) { - - this._texture.removeEventListener( 'dispose', this._onTextureDispose ); - - } - this._texture = value; - this.generation = null; - this.version = -1; - - if ( this._texture ) { - - this._texture.addEventListener( 'dispose', this._onTextureDispose ); - - } + this.reset(); } @@ -62617,26 +62813,14 @@ class Sampler extends Binding { } + /** + * Resets the version and generation. This is used when the texture + * the binding is pointing to is disposed or exchanged. + */ + reset() { - clone() { - - const clonedSampler = super.clone(); - - // fix dispose handler for cloned instances - // TODO: Find better solution, see #31747 - - clonedSampler._texture = null; - - clonedSampler._onTextureDispose = () => { - - clonedSampler.generation = null; - clonedSampler.version = -1; - - }; - - clonedSampler.texture = this.texture; - - return clonedSampler; + this.generation = null; + this.version = -1; } @@ -63772,7 +63956,7 @@ ${ flowData.code } } - if ( outputSnippet.length === 0 ) { + if ( shaderStage === 'fragment' && outputSnippet.length === 0 ) { outputSnippet.push( 'layout( location = 0 ) out vec4 fragColor;' ); @@ -64216,6 +64400,9 @@ ${shaderData.extensions} // precision ${ defaultPrecisions } +// structs +${shaderData.structs} + // uniforms ${shaderData.uniforms} @@ -67193,13 +67380,15 @@ class WebGLUtils { // BPTC - if ( p === RGBA_BPTC_Format ) { + if ( p === RGBA_BPTC_Format || p === RGB_BPTC_SIGNED_Format || p === RGB_BPTC_UNSIGNED_Format ) { extension = extensions.get( 'EXT_texture_compression_bptc' ); if ( extension !== null ) { if ( p === RGBA_BPTC_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT : extension.COMPRESSED_RGBA_BPTC_UNORM_EXT; + if ( p === RGB_BPTC_SIGNED_Format ) return extension.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT; + if ( p === RGB_BPTC_UNSIGNED_Format ) return extension.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT; } else { @@ -70263,6 +70452,14 @@ class WebGLBackend extends Backend { if ( setFrameBuffer && resolveRenderTarget ) this._resolveRenderTarget( descriptor ); + // Restore the framebuffer of the active render pass when clearing an unrelated + // render target, so subsequent draws in the pass don't bind to the cleared target. + if ( setFrameBuffer && this._currentContext !== null && this._currentContext !== descriptor ) { + + this._setFramebuffer( this._currentContext ); + + } + } } @@ -71052,7 +71249,7 @@ class WebGLBackend extends Backend { const fragmentErrors = this._getShaderErrors( gl, glFragmentShader, 'fragment' ); error( - 'THREE.WebGLProgram: Shader Error ' + gl.getError() + ' - ' + + 'WebGLProgram: Shader Error ' + gl.getError() + ' - ' + 'VALIDATE_STATUS ' + gl.getProgramParameter( programGPU, gl.VALIDATE_STATUS ) + '\n\n' + 'Program Info Log: ' + programLog + '\n' + vertexErrors + '\n' + @@ -74417,6 +74614,14 @@ function getFormat( texture, device ) { formatGPU = ( transfer === SRGBTransfer ) ? GPUTextureFormat.BC7RGBAUnormSRGB : GPUTextureFormat.BC7RGBAUnorm; break; + case RGB_BPTC_SIGNED_Format: + formatGPU = GPUTextureFormat.BC6HRGBFloat; + break; + + case RGB_BPTC_UNSIGNED_Format: + formatGPU = GPUTextureFormat.BC6HRGBUFloat; + break; + case RGB_ETC2_Format: case RGB_ETC1_Format: formatGPU = ( transfer === SRGBTransfer ) ? GPUTextureFormat.ETC2RGB8UnormSRGB : GPUTextureFormat.ETC2RGB8Unorm; @@ -79141,7 +79346,7 @@ class WebGPUPipelineUtils { } - if ( material.polygonOffset === true ) { + if ( material.polygonOffset === true && ( primitiveState.topology === GPUPrimitiveTopology.TriangleList ) ) { depthStencil.depthBias = material.polygonOffsetUnits; depthStencil.depthBiasSlopeScale = material.polygonOffsetFactor; @@ -79157,6 +79362,12 @@ class WebGPUPipelineUtils { device.pushErrorScope( 'validation' ); + const stages = [ + { program: vertexProgram, module: vertexModule.module }, + { program: fragmentProgram, module: fragmentModule.module } + ]; + const pipelineLabel = pipelineDescriptor.label; + if ( promises === null ) { pipelineData.pipeline = device.createRenderPipeline( pipelineDescriptor ); @@ -79167,7 +79378,9 @@ class WebGPUPipelineUtils { pipelineData.error = true; - error( err.message ); + error( `WebGPURenderer: Render pipeline creation failed (${ pipelineLabel }): ${ err.message }` ); + + this._reportShaderDiagnostics( stages, pipelineLabel ); } @@ -79179,21 +79392,38 @@ class WebGPUPipelineUtils { try { - pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); + let asyncError = null; - } catch ( err ) { } + try { - const errorScope = await device.popErrorScope(); + pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); - if ( errorScope !== null ) { + } catch ( err ) { - pipelineData.error = true; + asyncError = err; - error( errorScope.message ); + } - } + const errorScope = await device.popErrorScope(); - resolve(); + if ( errorScope !== null || asyncError !== null ) { + + pipelineData.error = true; + + const reason = ( errorScope && errorScope.message ) || ( asyncError && asyncError.message ) || 'unknown'; + error( `WebGPURenderer: Async render pipeline creation failed (${ pipelineLabel }): ${ reason }` ); + + await this._reportShaderDiagnostics( stages, pipelineLabel ); + + } + + } finally { + + // Guarantee resolution so `compileAsync`'s Promise.all cannot hang on an + // unexpected throw from any await above. + resolve(); + + } } ); @@ -79258,13 +79488,76 @@ class WebGPUPipelineUtils { } + const computeStage = pipeline.computeProgram; + const pipelineLabel = `computePipeline_${ computeStage.stage }${ computeStage.name ? `_${ computeStage.name }` : '' }`; + + device.pushErrorScope( 'validation' ); + pipelineGPU.pipeline = device.createComputePipeline( { + label: pipelineLabel, compute: computeProgram, layout: device.createPipelineLayout( { bindGroupLayouts } ) } ); + device.popErrorScope().then( ( err ) => { + + if ( err !== null ) { + + pipelineGPU.error = true; + + error( `WebGPURenderer: Compute pipeline creation failed (${ pipelineLabel }): ${ err.message }` ); + + this._reportShaderDiagnostics( [ { program: computeStage, module: computeProgram.module } ], pipelineLabel ); + + } + + } ); + + } + + /** + * Reads line-accurate diagnostics from shader modules and logs them. + * Called from pipeline creation error paths to turn opaque validation + * failures into actionable WGSL feedback. + * + * @private + * @param {Array<{program: ProgrammableStage, module: GPUShaderModule}>} stages - Pairs of program + compiled shader module. + * @param {string} pipelineLabel - Label of the owning pipeline, used as log prefix. + * @return {Promise} + */ + async _reportShaderDiagnostics( stages, pipelineLabel ) { + + for ( const { program, module } of stages ) { + + const info = await module.getCompilationInfo(); + if ( info.messages.length === 0 ) continue; + + const sourceLines = program.code.split( '\n' ); + + for ( const msg of info.messages ) { + + const location = msg.lineNum > 0 + ? ` at line ${ msg.lineNum }${ msg.linePos > 0 ? `:${ msg.linePos }` : '' }` + : ''; + + const header = `WebGPURenderer [${ pipelineLabel } / ${ program.stage } ${ msg.type }]${ location }: ${ msg.message }`; + + let excerpt = ''; + if ( msg.lineNum > 0 && msg.lineNum <= sourceLines.length ) { + + excerpt = `\n ${ sourceLines[ msg.lineNum - 1 ] }`; + if ( msg.linePos > 0 ) excerpt += `\n ${ ' '.repeat( msg.linePos - 1 ) }^`; + + } + + ( msg.type === 'error' ? error : warn )( header + excerpt ); + + } + + } + } /** @@ -80034,9 +80327,8 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { } -/*// debugger tools -import 'https://greggman.github.io/webgpu-avoid-redundant-state-setting/webgpu-check-redundant-state-setting.js'; -//*/ +// debugger tools +// import 'https://greggman.github.io/webgpu-avoid-redundant-state-setting/webgpu-check-redundant-state-setting.js'; const _clearValue = { r: 0, g: 0, b: 0, a: 1 }; @@ -80272,6 +80564,21 @@ class WebGPUBackend extends Backend { } ); + device.onuncapturederror = ( event ) => { + + const gpuError = event.error; + const type = gpuError && gpuError.constructor ? gpuError.constructor.name : 'GPUError'; + const message = ( gpuError && gpuError.message ) || 'Unknown uncaptured GPU error'; + + renderer.onError( { + api: 'WebGPU', + type, + message, + originalEvent: event + } ); + + }; + this.device = device; this.trackTimestamp = this.trackTimestamp && this.hasFeature( GPUFeatureName.TimestampQuery ); @@ -83933,4 +84240,4 @@ class ClippingGroup extends Group { } -export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, ReadbackBuffer, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, StorageArrayElementNode, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLBackend, WebGLCoordinateSystem, WebGPUBackend, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; +export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_BPTC_SIGNED_Format, RGB_BPTC_UNSIGNED_Format, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, ReadbackBuffer, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, StorageArrayElementNode, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLBackend, WebGLCoordinateSystem, WebGPUBackend, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index 83500cf1a0866a..4ed33c5beb33ab 100644 --- a/build/three.webgpu.nodes.min.js +++ b/build/three.webgpu.nodes.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,Compatibility as A,LessCompare as E,LessEqualCompare as w,GreaterCompare as C,GreaterEqualCompare as M,NearestFilter as B,Sphere as F,BackSide as L,DoubleSide as P,CubeTexture as U,CubeReflectionMapping as D,CubeRefractionMapping as I,TangentSpaceNormalMap as O,NoNormalPacking as V,NormalRGPacking as k,NormalGAPacking as G,ObjectSpaceNormalMap as z,RGFormat as $,RED_GREEN_RGTC2_Format as W,RG11_EAC_Format as H,InstancedBufferAttribute as q,InstancedInterleavedBuffer as j,DataArrayTexture as X,FloatType as K,FramebufferTexture as Q,LinearMipmapLinearFilter as Y,DepthTexture as Z,Material as J,LineBasicMaterial as ee,LineDashedMaterial as te,NoBlending as re,MeshNormalMaterial as se,SRGBColorSpace as ie,RenderTarget as ne,BoxGeometry as ae,Mesh as oe,Scene as ue,LinearFilter as le,CubeCamera as de,EquirectangularReflectionMapping as ce,EquirectangularRefractionMapping as he,AddOperation as pe,MixOperation as ge,MultiplyOperation as me,MeshBasicMaterial as fe,MeshLambertMaterial as ye,MeshPhongMaterial as be,DataTexture as xe,HalfFloatType as Te,ClampToEdgeWrapping as _e,BufferGeometry as ve,OrthographicCamera as Ne,PerspectiveCamera as Se,LinearSRGBColorSpace as Re,RGBAFormat as Ae,CubeUVReflectionMapping as Ee,BufferAttribute as we,MeshStandardMaterial as Ce,MeshPhysicalMaterial as Me,MeshToonMaterial as Be,MeshMatcapMaterial as Fe,SpriteMaterial as Le,PointsMaterial as Pe,ShadowMaterial as Ue,Uint32BufferAttribute as De,Uint16BufferAttribute as Ie,ByteType as Oe,UnsignedByteType as Ve,ShortType as ke,UnsignedShortType as Ge,AlphaFormat as ze,RedFormat as $e,RedIntegerFormat as We,DepthFormat as He,DepthStencilFormat as qe,RGIntegerFormat as je,RGBFormat as Xe,RGBIntegerFormat as Ke,UnsignedShort4444Type as Qe,UnsignedShort5551Type as Ye,UnsignedInt248Type as Ze,UnsignedInt5999Type as Je,UnsignedInt101111Type as et,NormalBlending as tt,SrcAlphaFactor as rt,OneMinusSrcAlphaFactor as st,AddEquation as it,MaterialBlending as nt,Object3D as at,LinearMipMapLinearFilter as ot,Plane as ut,Float32BufferAttribute as lt,UVMapping as dt,PCFShadowMap as ct,PCFSoftShadowMap as ht,VSMShadowMap as pt,BasicShadowMap as gt,CubeDepthTexture as mt,SphereGeometry as ft,LinearMipmapNearestFilter as yt,NearestMipmapLinearFilter as bt,Float16BufferAttribute as xt,yieldToMain as Tt,REVISION as _t,ArrayCamera as vt,PlaneGeometry as Nt,FrontSide as St,CustomBlending as Rt,ZeroFactor as At,CylinderGeometry as Et,Quaternion as wt,WebXRController as Ct,RAD2DEG as Mt,FrustumArray as Bt,Frustum as Ft,RGBAIntegerFormat as Lt,TimestampQuery as Pt,createCanvasElement as Ut,ReverseSubtractEquation as Dt,SubtractEquation as It,OneMinusDstAlphaFactor as Ot,OneMinusDstColorFactor as Vt,OneMinusSrcColorFactor as kt,DstAlphaFactor as Gt,DstColorFactor as zt,SrcAlphaSaturateFactor as $t,SrcColorFactor as Wt,OneFactor as Ht,CullFaceNone as qt,CullFaceBack as jt,CullFaceFront as Xt,MultiplyBlending as Kt,SubtractiveBlending as Qt,AdditiveBlending as Yt,NotEqualDepth as Zt,GreaterDepth as Jt,GreaterEqualDepth as er,EqualDepth as tr,LessEqualDepth as rr,LessDepth as sr,AlwaysDepth as ir,NeverDepth as nr,ReversedDepthFuncs as ar,RGB_S3TC_DXT1_Format as or,RGBA_S3TC_DXT1_Format as ur,RGBA_S3TC_DXT3_Format as lr,RGBA_S3TC_DXT5_Format as dr,RGB_PVRTC_4BPPV1_Format as cr,RGB_PVRTC_2BPPV1_Format as hr,RGBA_PVRTC_4BPPV1_Format as pr,RGBA_PVRTC_2BPPV1_Format as gr,RGB_ETC1_Format as mr,RGB_ETC2_Format as fr,RGBA_ETC2_EAC_Format as yr,R11_EAC_Format as br,SIGNED_R11_EAC_Format as xr,SIGNED_RG11_EAC_Format as Tr,RGBA_ASTC_4x4_Format as _r,RGBA_ASTC_5x4_Format as vr,RGBA_ASTC_5x5_Format as Nr,RGBA_ASTC_6x5_Format as Sr,RGBA_ASTC_6x6_Format as Rr,RGBA_ASTC_8x5_Format as Ar,RGBA_ASTC_8x6_Format as Er,RGBA_ASTC_8x8_Format as wr,RGBA_ASTC_10x5_Format as Cr,RGBA_ASTC_10x6_Format as Mr,RGBA_ASTC_10x8_Format as Br,RGBA_ASTC_10x10_Format as Fr,RGBA_ASTC_12x10_Format as Lr,RGBA_ASTC_12x12_Format as Pr,RGBA_BPTC_Format as Ur,RED_RGTC1_Format as Dr,SIGNED_RED_RGTC1_Format as Ir,SIGNED_RED_GREEN_RGTC2_Format as Or,MirroredRepeatWrapping as Vr,RepeatWrapping as kr,NearestMipmapNearestFilter as Gr,NotEqualCompare as zr,EqualCompare as $r,AlwaysCompare as Wr,NeverCompare as Hr,LinearTransfer as qr,getByteLength as jr,isTypedArray as Xr,NotEqualStencilFunc as Kr,GreaterStencilFunc as Qr,GreaterEqualStencilFunc as Yr,EqualStencilFunc as Zr,LessEqualStencilFunc as Jr,LessStencilFunc as es,AlwaysStencilFunc as ts,NeverStencilFunc as rs,DecrementWrapStencilOp as ss,IncrementWrapStencilOp as is,DecrementStencilOp as ns,IncrementStencilOp as as,InvertStencilOp as os,ReplaceStencilOp as us,ZeroStencilOp as ls,KeepStencilOp as ds,MaxEquation as cs,MinEquation as hs,SpotLight as ps,PointLight as gs,DirectionalLight as ms,RectAreaLight as fs,AmbientLight as ys,HemisphereLight as bs,LightProbe as xs,LinearToneMapping as Ts,ReinhardToneMapping as _s,CineonToneMapping as vs,ACESFilmicToneMapping as Ns,AgXToneMapping as Ss,NeutralToneMapping as Rs,Group as As,Loader as Es,FileLoader as ws,MaterialLoader as Cs,ObjectLoader as Ms}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,Euler,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HTMLTexture,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Bs=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Fs=new WeakMap,Ls=new WeakMap,Ps=new WeakMap;class Us{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Bs,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,object:s}=e;if(t={geometryId:r.id,worldMatrix:s.matrixWorld.clone()},s.center&&(t.center=s.center.clone()),s.morphTargetInfluences&&(t.morphTargetInfluences=s.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),e.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ps.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ps.set(e,t)),t}getMaterialData(e){let t=Ls.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Ls.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ds.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Os(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Vs=e=>Os(e),ks=e=>Os(e),Gs=(...e)=>Os(e),zs=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),$s=new WeakMap;function Ws(e){return zs.get(e)}function Hs(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function qs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Is)}function js(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Is)}function Xs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Is)}function Ks(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Qs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Js(u[0]):null}function Ys(e){let t=$s.get(e);return void 0===t&&(t={},$s.set(e,t)),t}function Zs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ei=Object.freeze({__proto__:null,arrayBufferToBase64:Zs,base64ToArrayBuffer:Js,getAlignmentFromType:Xs,getDataFromObject:Ys,getLengthFromType:qs,getMemoryLengthFromType:js,getTypeFromLength:Ws,getTypedArrayFromType:Hs,getValueFromType:Qs,getValueType:Ks,hash:Gs,hashArray:ks,hashString:Vs});const ti={VERTEX:"vertex",FRAGMENT:"fragment"},ri={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},si={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ii={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ni=["fragment","vertex"],ai=["setup","analyze","generate"],oi=[...ni,"compute"],ui=["x","y","z","w"],li={analyze:"setup",generate:"analyze"};let di=0;class ci extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ri.NONE,this.updateBeforeType=ri.NONE,this.updateAfterType=ri.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=di++,this.stackTrace=null,!0===ci.captureStackTrace&&(this.stackTrace=new Is)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ri.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ri.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ri.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}ci.captureStackTrace=!1;class hi extends ci{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class pi extends ci{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class gi extends ci{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class mi extends gi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const fi=ui.join("");class yi extends ci{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ui.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===fi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class bi extends gi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");ci.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Si?Si.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Is),this;{const t=Ri.get("assign");return this.addToStack(t(...e))}},ci.prototype.toVarIntent=function(){return this},ci.prototype.get=function(e){return new Ni(this,e)};const wi={};function Ci(e,t,r){wi[e]=wi[t]=wi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new yi(this,e),this._cache[e]=t),t},set(t){this[e].assign(tn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();ci.prototype["set"+s]=ci.prototype["set"+i]=ci.prototype["set"+n]=function(t){const r=Ei(e);return new bi(this,r,tn(t))},ci.prototype["flip"+s]=ci.prototype["flip"+i]=ci.prototype["flip"+n]=function(){const t=Ei(e);return new xi(this,t)}}const Mi=["x","y","z","w"],Bi=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Mi[e],r=Bi[e],s=Fi[e];Ci(t,r,s);for(let i=0;i<4;i++){t=Mi[e]+Mi[i],r=Bi[e]+Bi[i],s=Fi[e]+Fi[i],Ci(t,r,s);for(let n=0;n<4;n++){t=Mi[e]+Mi[i]+Mi[n],r=Bi[e]+Bi[i]+Bi[n],s=Fi[e]+Fi[i]+Fi[n],Ci(t,r,s);for(let a=0;a<4;a++)t=Mi[e]+Mi[i]+Mi[n]+Mi[a],r=Bi[e]+Bi[i]+Bi[n]+Bi[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Ci(t,r,s)}}}for(let e=0;e<32;e++)wi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new hi(this,new vi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(tn(t))}};Object.defineProperties(ci.prototype,wi);const Li=new WeakMap,Pi=function(e,t=null){for(const r in e)e[r]=tn(e[r],t);return e},Ui=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Is),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...nn(d(t)))):null!==r?(r=tn(r),n=(...s)=>i(new e(t,...nn(d(s)),r))):n=(...r)=>i(new e(t,...nn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Ii=function(e,...t){return new e(...nn(t))};class Oi extends ci{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Li.get(e.constructor);void 0===s&&(s=new WeakMap,Li.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=tn(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;sn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=tn(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return sn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield tn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof ci&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=tn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=tn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Vi extends ci{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Oi(this,e)}setup(){return this.call()}}const ki=[!1,!0],Gi=[0,1,2,3],zi=[-1,-2],$i=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],Wi=new Map;for(const e of ki)Wi.set(e,new vi(e));const Hi=new Map;for(const e of Gi)Hi.set(e,new vi(e,"uint"));const qi=new Map([...Hi].map(e=>new vi(e.value,"int")));for(const e of zi)qi.set(e,new vi(e,"int"));const ji=new Map([...qi].map(e=>new vi(e.value)));for(const e of $i)ji.set(e,new vi(e));for(const e of $i)ji.set(-e,new vi(-e));const Xi={bool:Wi,uint:Hi,ints:qi,float:ji},Ki=new Map([...Wi,...ji]),Qi=(e,t)=>Ki.has(e)?Ki.get(e):!0===e.isNode?e:new vi(e,t),Yi=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Is),new vi(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Qs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return rn(t.get(r[0]));if(1===r.length){const t=Qi(r[0],e);return t.nodeType===e?rn(t):rn(new pi(t,e))}const s=r.map(e=>Qi(e));return rn(new mi(s,e))}};function Zi(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const Ji=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function en(e,t){return new Vi(e,t)}const tn=(e,t=null)=>function(e,t=null){const r=Ks(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?tn(Qi(e,t)):"shader"===r?e.isFn?e:cn(e):e}(e,t),rn=(e,t=null)=>tn(e,t).toVarIntent(),sn=(e,t=null)=>new Pi(e,t),nn=(e,t=null)=>new Ui(e,t),an=(e,t=null,r=null,s=null)=>new Di(e,t,r,s),on=(e,...t)=>new Ii(e,...t),un=(e,t=null,r=null,s={})=>new Di(e,t,r,{...s,intent:!0});let ln=0;class dn extends ci{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Is),t=null)),this.shaderNode=new en(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+ln++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function cn(e,t=null){const r=new dn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const hn=e=>{Si=e},pn=()=>Si,gn=(...e)=>Si.If(...e);function mn(e){return Si&&Si.addToStack(e),e}Ai("toStack",mn);const fn=new Yi("color"),yn=new Yi("float",Xi.float),bn=new Yi("int",Xi.ints),xn=new Yi("uint",Xi.uint),Tn=new Yi("bool",Xi.bool),_n=new Yi("vec2"),vn=new Yi("ivec2"),Nn=new Yi("uvec2"),Sn=new Yi("bvec2"),Rn=new Yi("vec3"),An=new Yi("ivec3"),En=new Yi("uvec3"),wn=new Yi("bvec3"),Cn=new Yi("vec4"),Mn=new Yi("ivec4"),Bn=new Yi("uvec4"),Fn=new Yi("bvec4"),Ln=new Yi("mat2"),Pn=new Yi("mat3"),Un=new Yi("mat4");Ai("toColor",fn),Ai("toFloat",yn),Ai("toInt",bn),Ai("toUint",xn),Ai("toBool",Tn),Ai("toVec2",_n),Ai("toIVec2",vn),Ai("toUVec2",Nn),Ai("toBVec2",Sn),Ai("toVec3",Rn),Ai("toIVec3",An),Ai("toUVec3",En),Ai("toBVec3",wn),Ai("toVec4",Cn),Ai("toIVec4",Mn),Ai("toUVec4",Bn),Ai("toBVec4",Fn),Ai("toMat2",Ln),Ai("toMat3",Pn),Ai("toMat4",Un);const Dn=an(hi).setParameterLength(2),In=(e,t)=>new pi(tn(e),t);Ai("element",Dn),Ai("convert",In);Ai("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Is),mn(e)));class On extends ci{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Vs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Vn=(e,t)=>new On(e,t),kn=(e,t)=>new On(e,t,!0),Gn=on(On,"vec4","DiffuseColor"),zn=on(On,"vec3","DiffuseContribution"),$n=on(On,"vec3","EmissiveColor"),Wn=on(On,"float","Roughness"),Hn=on(On,"float","Metalness"),qn=on(On,"float","Clearcoat"),jn=on(On,"float","ClearcoatRoughness"),Xn=on(On,"vec3","Sheen"),Kn=on(On,"float","SheenRoughness"),Qn=on(On,"float","Iridescence"),Yn=on(On,"float","IridescenceIOR"),Zn=on(On,"float","IridescenceThickness"),Jn=on(On,"float","AlphaT"),ea=on(On,"float","Anisotropy"),ta=on(On,"vec3","AnisotropyT"),ra=on(On,"vec3","AnisotropyB"),sa=on(On,"color","SpecularColor"),ia=on(On,"color","SpecularColorBlended"),na=on(On,"float","SpecularF90"),aa=on(On,"float","Shininess"),oa=on(On,"vec4","Output"),ua=on(On,"float","dashSize"),la=on(On,"float","gapSize"),da=on(On,"float","pointWidth"),ca=on(On,"float","IOR"),ha=on(On,"float","Transmission"),pa=on(On,"float","Thickness"),ga=on(On,"float","AttenuationDistance"),ma=on(On,"color","AttenuationColor"),fa=on(On,"float","Dispersion");class ya extends ci{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const ba=(e,t=1,r=null)=>new ya(e,!1,t,r),xa=(e,t=0,r=null)=>new ya(e,!0,t,r),Ta=xa("frame",0,ri.FRAME),_a=xa("render",0,ri.RENDER),va=ba("object",1,ri.OBJECT);class Na extends Ti{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=va}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Is),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Sa=(e,t)=>{const r=Ji(t||e);if(r===e&&(e=Qs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Na(e,r)};class Ra extends gi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Aa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ra(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ra(r,s)}return tn(t)};Ai("toArray",(e,t)=>Aa(Array(t).fill(e)));class Ea extends gi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ui.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?nn(t):sn(t[0]),new Ca(tn(e),t));Ai("call",Ma);const Ba={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends gi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const La=un(Fa,"+").setParameterLength(2,1/0).setName("add"),Pa=un(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ua=un(Fa,"*").setParameterLength(2,1/0).setName("mul"),Da=un(Fa,"/").setParameterLength(2,1/0).setName("div"),Ia=un(Fa,"%").setParameterLength(2).setName("mod"),Oa=un(Fa,"==").setParameterLength(2).setName("equal"),Va=un(Fa,"!=").setParameterLength(2).setName("notEqual"),ka=un(Fa,"<").setParameterLength(2).setName("lessThan"),Ga=un(Fa,">").setParameterLength(2).setName("greaterThan"),za=un(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),$a=un(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),Wa=un(Fa,"&&").setParameterLength(2,1/0).setName("and"),Ha=un(Fa,"||").setParameterLength(2,1/0).setName("or"),qa=un(Fa,"!").setParameterLength(1).setName("not"),ja=un(Fa,"^^").setParameterLength(2).setName("xor"),Xa=un(Fa,"&").setParameterLength(2).setName("bitAnd"),Ka=un(Fa,"~").setParameterLength(1).setName("bitNot"),Qa=un(Fa,"|").setParameterLength(2).setName("bitOr"),Ya=un(Fa,"^").setParameterLength(2).setName("bitXor"),Za=un(Fa,"<<").setParameterLength(2).setName("shiftLeft"),Ja=un(Fa,">>").setParameterLength(2).setName("shiftRight"),eo=cn(([e])=>(e.addAssign(1),e)),to=cn(([e])=>(e.subAssign(1),e)),ro=cn(([e])=>{const t=bn(e).toConst();return e.addAssign(1),t}),so=cn(([e])=>{const t=bn(e).toConst();return e.subAssign(1),t});Ai("add",La),Ai("sub",Pa),Ai("mul",Ua),Ai("div",Da),Ai("mod",Ia),Ai("equal",Oa),Ai("notEqual",Va),Ai("lessThan",ka),Ai("greaterThan",Ga),Ai("lessThanEqual",za),Ai("greaterThanEqual",$a),Ai("and",Wa),Ai("or",Ha),Ai("not",qa),Ai("xor",ja),Ai("bitAnd",Xa),Ai("bitNot",Ka),Ai("bitOr",Qa),Ai("bitXor",Ya),Ai("shiftLeft",Za),Ai("shiftRight",Ja),Ai("incrementBefore",eo),Ai("decrementBefore",to),Ai("increment",ro),Ai("decrement",so);class io extends gi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===io.MAX||e===io.MIN)&&arguments.length>3){let i=new io(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===io.LENGTH||t===io.DISTANCE||t===io.DOT?"float":t===io.CROSS?"vec3":t===io.ALL||t===io.ANY?"bool":t===io.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===io.ONE_MINUS)i=Pa(1,t);else if(s===io.RECIPROCAL)i=Da(1,t);else if(s===io.DIFFERENCE)i=Oo(Pa(t,r));else if(s===io.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Cn(Rn(n),0):s=Cn(Rn(s),0);const a=Ua(s,n).xyz;i=So(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===io.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===io.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===io.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==io.MIN&&r!==io.MAX?r===io.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===io.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===io.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==io.DFDX&&r!==io.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}io.ALL="all",io.ANY="any",io.RADIANS="radians",io.DEGREES="degrees",io.EXP="exp",io.EXP2="exp2",io.LOG="log",io.LOG2="log2",io.SQRT="sqrt",io.INVERSE_SQRT="inversesqrt",io.FLOOR="floor",io.CEIL="ceil",io.NORMALIZE="normalize",io.FRACT="fract",io.SIN="sin",io.SINH="sinh",io.COS="cos",io.COSH="cosh",io.TAN="tan",io.TANH="tanh",io.ASIN="asin",io.ASINH="asinh",io.ACOS="acos",io.ACOSH="acosh",io.ATAN="atan",io.ATANH="atanh",io.ABS="abs",io.SIGN="sign",io.LENGTH="length",io.NEGATE="negate",io.ONE_MINUS="oneMinus",io.DFDX="dFdx",io.DFDY="dFdy",io.ROUND="round",io.RECIPROCAL="reciprocal",io.TRUNC="trunc",io.FWIDTH="fwidth",io.TRANSPOSE="transpose",io.DETERMINANT="determinant",io.INVERSE="inverse",io.EQUALS="equals",io.MIN="min",io.MAX="max",io.STEP="step",io.REFLECT="reflect",io.DISTANCE="distance",io.DIFFERENCE="difference",io.DOT="dot",io.CROSS="cross",io.POW="pow",io.TRANSFORM_DIRECTION="transformDirection",io.MIX="mix",io.CLAMP="clamp",io.REFRACT="refract",io.SMOOTHSTEP="smoothstep",io.FACEFORWARD="faceforward";const no=yn(1e-6),ao=yn(1e6),oo=yn(Math.PI),uo=yn(2*Math.PI),lo=yn(2*Math.PI),co=yn(.5*Math.PI),ho=un(io,io.ALL).setParameterLength(1),po=un(io,io.ANY).setParameterLength(1),go=un(io,io.RADIANS).setParameterLength(1),mo=un(io,io.DEGREES).setParameterLength(1),fo=un(io,io.EXP).setParameterLength(1),yo=un(io,io.EXP2).setParameterLength(1),bo=un(io,io.LOG).setParameterLength(1),xo=un(io,io.LOG2).setParameterLength(1),To=un(io,io.SQRT).setParameterLength(1),_o=un(io,io.INVERSE_SQRT).setParameterLength(1),vo=un(io,io.FLOOR).setParameterLength(1),No=un(io,io.CEIL).setParameterLength(1),So=un(io,io.NORMALIZE).setParameterLength(1),Ro=un(io,io.FRACT).setParameterLength(1),Ao=un(io,io.SIN).setParameterLength(1),Eo=un(io,io.SINH).setParameterLength(1),wo=un(io,io.COS).setParameterLength(1),Co=un(io,io.COSH).setParameterLength(1),Mo=un(io,io.TAN).setParameterLength(1),Bo=un(io,io.TANH).setParameterLength(1),Fo=un(io,io.ASIN).setParameterLength(1),Lo=un(io,io.ASINH).setParameterLength(1),Po=un(io,io.ACOS).setParameterLength(1),Uo=un(io,io.ACOSH).setParameterLength(1),Do=un(io,io.ATAN).setParameterLength(1,2),Io=un(io,io.ATANH).setParameterLength(1),Oo=un(io,io.ABS).setParameterLength(1),Vo=un(io,io.SIGN).setParameterLength(1),ko=un(io,io.LENGTH).setParameterLength(1),Go=un(io,io.NEGATE).setParameterLength(1),zo=un(io,io.ONE_MINUS).setParameterLength(1),$o=un(io,io.DFDX).setParameterLength(1),Wo=un(io,io.DFDY).setParameterLength(1),Ho=un(io,io.ROUND).setParameterLength(1),qo=un(io,io.RECIPROCAL).setParameterLength(1),jo=un(io,io.TRUNC).setParameterLength(1),Xo=un(io,io.FWIDTH).setParameterLength(1),Ko=un(io,io.TRANSPOSE).setParameterLength(1),Qo=un(io,io.DETERMINANT).setParameterLength(1),Yo=un(io,io.INVERSE).setParameterLength(1),Zo=un(io,io.MIN).setParameterLength(2,1/0),Jo=un(io,io.MAX).setParameterLength(2,1/0),eu=un(io,io.STEP).setParameterLength(2),tu=un(io,io.REFLECT).setParameterLength(2),ru=un(io,io.DISTANCE).setParameterLength(2),su=un(io,io.DIFFERENCE).setParameterLength(2),iu=un(io,io.DOT).setParameterLength(2),nu=un(io,io.CROSS).setParameterLength(2),au=un(io,io.POW).setParameterLength(2),ou=e=>Ua(e,e),uu=e=>Ua(e,e,e),lu=e=>Ua(e,e,e,e),du=un(io,io.TRANSFORM_DIRECTION).setParameterLength(2),cu=e=>Ua(Vo(e),au(Oo(e),1/3)),hu=e=>iu(e,e),pu=un(io,io.MIX).setParameterLength(3),gu=(e,t=0,r=1)=>new io(io.CLAMP,tn(e),tn(t),tn(r)),mu=e=>gu(e),fu=un(io,io.REFRACT).setParameterLength(3),yu=un(io,io.SMOOTHSTEP).setParameterLength(3),bu=un(io,io.FACEFORWARD).setParameterLength(3),xu=cn(([e])=>{const t=iu(e.xy,_n(12.9898,78.233)),r=Ia(t,oo);return Ro(Ao(r).mul(43758.5453))}),Tu=(e,t,r)=>pu(t,r,e),_u=(e,t,r)=>yu(t,r,e),vu=(e,t)=>eu(t,e),Nu=bu,Su=_o;Ai("all",ho),Ai("any",po),Ai("radians",go),Ai("degrees",mo),Ai("exp",fo),Ai("exp2",yo),Ai("log",bo),Ai("log2",xo),Ai("sqrt",To),Ai("inverseSqrt",_o),Ai("floor",vo),Ai("ceil",No),Ai("normalize",So),Ai("fract",Ro),Ai("sin",Ao),Ai("sinh",Eo),Ai("cos",wo),Ai("cosh",Co),Ai("tan",Mo),Ai("tanh",Bo),Ai("asin",Fo),Ai("asinh",Lo),Ai("acos",Po),Ai("acosh",Uo),Ai("atan",Do),Ai("atanh",Io),Ai("abs",Oo),Ai("sign",Vo),Ai("length",ko),Ai("lengthSq",hu),Ai("negate",Go),Ai("oneMinus",zo),Ai("dFdx",$o),Ai("dFdy",Wo),Ai("round",Ho),Ai("reciprocal",qo),Ai("trunc",jo),Ai("fwidth",Xo),Ai("min",Zo),Ai("max",Jo),Ai("step",vu),Ai("reflect",tu),Ai("distance",ru),Ai("dot",iu),Ai("cross",nu),Ai("pow",au),Ai("pow2",ou),Ai("pow3",uu),Ai("pow4",lu),Ai("transformDirection",du),Ai("mix",Tu),Ai("clamp",gu),Ai("refract",fu),Ai("smoothstep",_u),Ai("faceForward",bu),Ai("difference",su),Ai("saturate",mu),Ai("cbrt",cu),Ai("transpose",Ko),Ai("determinant",Qo),Ai("inverse",Yo),Ai("rand",xu);class Ru extends ci{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Vn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const Au=an(Ru).setParameterLength(2,3);Ai("select",Au);class Eu extends ci{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const wu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Eu(r,t)},Cu=e=>wu(e,{uniformFlow:!0}),Mu=(e,t)=>wu(e,{nodeName:t});function Bu(e,t,r=null){return wu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return wu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Lu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Mu(e,t)}Ai("context",wu),Ai("label",Lu),Ai("uniformFlow",Cu),Ai("setName",Mu),Ai("builtinShadowContext",(e,t,r)=>Bu(t,r,e)),Ai("builtinAOContext",(e,t)=>Fu(t,e));class Pu extends ci{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Uu=an(Pu),Du=(e,t=null)=>Uu(e,t).toStack(),Iu=(e,t=null)=>Uu(e,t,!0).toStack(),Ou=e=>Uu(e).setIntent(!0).toStack();Ai("toVar",Du),Ai("toConst",Iu),Ai("toVarIntent",Ou);class Vu extends ci{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const ku=(e,t,r=null)=>new Vu(tn(e),t,r);class Gu extends ci{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=ku(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=ku(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(ti.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(ti.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,ti.VERTEX);e.flowNodeFromShaderStage(ti.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const zu=an(Gu).setParameterLength(1,2),$u=e=>zu(e);Ai("toVarying",zu),Ai("toVertexStage",$u);const Wu=cn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return pu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Hu=cn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return pu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),qu="WorkingColorSpace";class ju extends gi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===qu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Cn(Wu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Cn(Pn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Cn(Hu(i.rgb),i.a)),i):i}}const Xu=(e,t)=>new ju(tn(e),qu,t),Ku=(e,t)=>new ju(tn(e),t,qu);Ai("workingToColorSpace",Xu),Ai("colorSpaceToWorking",Ku);let Qu=class extends hi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Yu extends ci{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ri.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Qu(this,tn(e))}setNodeType(e){const t=Sa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Zu(e,t,r);class el extends gi{static get type(){return"ToneMappingNode"}constructor(e,t=rl,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Gs(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Cn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const tl=(e,t,r)=>new el(e,tn(t),tn(r)),rl=Ju("toneMappingExposure","float");Ai("toneMapping",(e,t,r)=>tl(t,r,e));const sl=new WeakMap;function il(e,t){let r=sl.get(e);return void 0===r&&(r=new b(e,t),sl.set(e,r)),r}class nl extends Ti{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?il(s.array,i):il(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=zu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function al(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Pn(new nl(e,"vec3",9,0).setUsage(i).setInstanced(n),new nl(e,"vec3",9,3).setUsage(i).setInstanced(n),new nl(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Un(new nl(e,"vec4",16,0).setUsage(i).setInstanced(n),new nl(e,"vec4",16,4).setUsage(i).setInstanced(n),new nl(e,"vec4",16,8).setUsage(i).setInstanced(n),new nl(e,"vec4",16,12).setUsage(i).setInstanced(n)):new nl(e,t,r,s).setUsage(i)}const ol=(e,t=null,r=0,s=0)=>al(e,t,r,s),ul=(e,t=null,r=0,s=0)=>al(e,t,r,s,f,!0),ll=(e,t=null,r=0,s=0)=>al(e,t,r,s,x,!0);Ai("toAttribute",e=>ol(e.value));class dl extends ci{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===dl.VERTEX)s=e.getVertexIndex();else if(r===dl.INSTANCE)s=e.getInstanceIndex();else if(r===dl.DRAW)s=e.getDrawIndex();else if(r===dl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===dl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==dl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=zu(this).build(e,t)}return i}}dl.VERTEX="vertex",dl.INSTANCE="instance",dl.SUBGROUP="subgroup",dl.INVOCATION_LOCAL="invocationLocal",dl.INVOCATION_SUBGROUP="invocationSubgroup",dl.DRAW="draw";const cl=on(dl,dl.VERTEX),hl=on(dl,dl.INSTANCE),pl=on(dl,dl.SUBGROUP),gl=on(dl,dl.INVOCATION_SUBGROUP),ml=on(dl,dl.INVOCATION_LOCAL),fl=on(dl,dl.DRAW);class yl extends ci{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ri.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Is),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Sa(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=hl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const bl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Is);for(let e=0;e{const s=bl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};Ai("compute",xl),Ai("computeKernel",bl);class Tl extends ci{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const _l=e=>new Tl(tn(e));function vl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),_l(e).setParent(t)}Ai("cache",vl),Ai("isolate",_l);class Nl extends ci{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const Sl=an(Nl).setParameterLength(2);Ai("bypass",Sl);const Rl=cn(([e,t,r,s=yn(0),i=yn(1),n=Tn(!1)])=>{let a=e.sub(t).div(r.sub(t));return Zi(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function Al(e,t,r,s=yn(0),i=yn(1)){return Rl(e,t,r,s,i,!0)}Ai("remap",Rl),Ai("remapClamp",Al);class El extends ci{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const wl=an(El).setParameterLength(1,2),Cl=e=>(e?Au(e,wl("discard")):wl("discard")).toStack();Ai("discard",Cl);class Ml extends gi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const Bl=(e,t=null,r=null)=>new Ml(tn(e),t,r);Ai("renderOutput",Bl);class Fl extends gi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Ll=(e,t=null)=>new Fl(tn(e),t).toStack();Ai("debug",Ll);class Pl extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Ul extends ci{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ri.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Pl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Dl(e,t="",r=null){return(e=tn(e)).before(new Ul(e,t,r))}Ai("toInspector",Dl);class Il extends ci{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return zu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Ol=(e,t=null)=>new Il(e,t),Vl=(e=0)=>Ol("uv"+(e>0?e:""),"vec2");class kl extends ci{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Gl=an(kl).setParameterLength(1,2);class zl extends Na{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ri.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const $l=an(zl).setParameterLength(1);class Wl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Hl=new N;class ql extends Na{static get type(){return"TextureNode"}constructor(e=Hl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ri.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Vl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Sa(this.value.matrix)),this._matrixUniform.mul(Rn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Sa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(bn(Gl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Wl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=cn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ri.OBJECT:ri.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?eu(wl(R,a),wl(T,"float")).build(e,a):eu(wl(T,"float"),wl(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Ku(wl(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=tn(e),t.referenceNode=this.getBase(),tn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=tn(e).mul($l(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),tn(t)}level(e){const t=this.clone();return t.levelNode=tn(e),t.referenceNode=this.getBase(),tn(t)}size(e){return Gl(this,e)}bias(e){const t=this.clone();return t.biasNode=tn(e),t.referenceNode=this.getBase(),tn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=tn(e),t.referenceNode=this.getBase(),tn(t)}grad(e,t){const r=this.clone();return r.gradNode=[tn(e),tn(t)],r.referenceNode=this.getBase(),tn(r)}depth(e){const t=this.clone();return t.depthNode=tn(e),t.referenceNode=this.getBase(),tn(t)}offset(e){const t=this.clone();return t.offsetNode=tn(e),t.referenceNode=this.getBase(),tn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const jl=an(ql).setParameterLength(1,4).setName("texture"),Xl=(e=Hl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=tn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=tn(t)),null!==r&&(i.levelNode=tn(r)),null!==s&&(i.biasNode=tn(s))):i=jl(e,t,r,s),i},Kl=(...e)=>Xl(...e).setSampler(!1);class Ql extends Na{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Yl=(e,t,r)=>new Ql(e,t,r);class Zl extends hi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class Jl extends Ql{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ks(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ri.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew Jl(e,t);class td extends ci{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const rd=an(td).setParameterLength(1);let sd,id;class nd extends ci{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===nd.DPR?"float":this.scope===nd.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ri.NONE;return this.scope!==nd.SIZE&&this.scope!==nd.VIEWPORT&&this.scope!==nd.DPR||(e=ri.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===nd.VIEWPORT?null!==t?id.copy(t.viewport):(e.getViewport(id),id.multiplyScalar(e.getPixelRatio())):this.scope===nd.DPR?this._output.value=e.getPixelRatio():null!==t?(sd.width=t.width,sd.height=t.height):e.getDrawingBufferSize(sd)}setup(){const e=this.scope;let r=null;return r=e===nd.SIZE?Sa(sd||(sd=new t)):e===nd.VIEWPORT?Sa(id||(id=new s)):e===nd.DPR?Sa(1):_n(ld.div(ud)),this._output=r,r}generate(e){if(this.scope===nd.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(ud).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}nd.COORDINATE="coordinate",nd.VIEWPORT="viewport",nd.SIZE="size",nd.UV="uv",nd.DPR="dpr";const ad=on(nd,nd.DPR),od=on(nd,nd.UV),ud=on(nd,nd.SIZE),ld=on(nd,nd.COORDINATE),dd=on(nd,nd.VIEWPORT),cd=dd.zw,hd=ld.sub(dd.xy),pd=hd.div(cd),gd=cn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Is),ud),"vec2").once()();let md=null,fd=null,yd=null,bd=null,xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ad=null,Ed=null,wd=null;const Cd=Sa(0,"uint").setName("u_cameraIndex").setGroup(xa("cameraIndex")).toVarying("v_cameraIndex"),Md=Sa("float").setName("cameraNear").setGroup(_a).onRenderUpdate(({camera:e})=>e.near),Bd=Sa("float").setName("cameraFar").setGroup(_a).onRenderUpdate(({camera:e})=>e.far),Fd=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===fd?fd=ed(r).setGroup(_a).setName("cameraProjectionMatrices"):fd.array=r,t=fd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraProjectionMatrix")}else null===md&&(md=Sa(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=md;return t}).once()(),Ld=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===bd?bd=ed(r).setGroup(_a).setName("cameraProjectionMatricesInverse"):bd.array=r,t=bd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraProjectionMatrixInverse")}else null===yd&&(yd=Sa(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(_a).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=yd;return t}).once()(),Pd=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Td?Td=ed(r).setGroup(_a).setName("cameraViewMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraViewMatrix")}else null===xd&&(xd=Sa(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=xd;return t}).once()(),Ud=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===vd?vd=ed(r).setGroup(_a).setName("cameraWorldMatrices"):vd.array=r,t=vd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraWorldMatrix")}else null===_d&&(_d=Sa(e.matrixWorld).setName("cameraWorldMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=_d;return t}).once()(),Dd=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===Sd?Sd=ed(r).setGroup(_a).setName("cameraNormalMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?rd("gl_ViewID_OVR"):Cd).toConst("cameraNormalMatrix")}else null===Nd&&(Nd=Sa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(_a).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Nd;return t}).once()(),Id=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Rd;return t}).once()(),Od=cn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===wd?wd=ed(r,"vec4").setGroup(_a).setName("cameraViewports"):wd.array=r,t=wd.element(Cd).toConst("cameraViewport")}else null===Ed&&(Ed=Cn(0,0,ud.x,ud.y).toConst("cameraViewport")),t=Ed;return t}).once()(),Vd=new F;class kd extends ci{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ri.OBJECT,this.uniformNode=new Na(null)}generateNodeType(){const e=this.scope;return e===kd.WORLD_MATRIX?"mat4":e===kd.POSITION||e===kd.VIEW_POSITION||e===kd.DIRECTION||e===kd.SCALE?"vec3":e===kd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===kd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===kd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===kd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===kd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===kd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===kd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Vd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Vd.radius}}generate(e){const t=this.scope;return t===kd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===kd.POSITION||t===kd.VIEW_POSITION||t===kd.DIRECTION||t===kd.SCALE?this.uniformNode.nodeType="vec3":t===kd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}kd.WORLD_MATRIX="worldMatrix",kd.POSITION="position",kd.SCALE="scale",kd.VIEW_POSITION="viewPosition",kd.DIRECTION="direction",kd.RADIUS="radius";const Gd=an(kd,kd.DIRECTION).setParameterLength(1),zd=an(kd,kd.WORLD_MATRIX).setParameterLength(1),$d=an(kd,kd.POSITION).setParameterLength(1),Wd=an(kd,kd.SCALE).setParameterLength(1),Hd=an(kd,kd.VIEW_POSITION).setParameterLength(1),qd=an(kd,kd.RADIUS).setParameterLength(1);class jd extends kd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Xd=on(jd,jd.DIRECTION),Kd=on(jd,jd.WORLD_MATRIX),Qd=on(jd,jd.POSITION),Yd=on(jd,jd.SCALE),Zd=on(jd,jd.VIEW_POSITION),Jd=on(jd,jd.RADIUS),ec=Sa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),tc=Sa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),rc=cn(e=>e.context.modelViewMatrix||sc).once()().toVar("modelViewMatrix"),sc=Pd.mul(Kd),ic=cn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Sa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),nc=cn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Sa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),ac=cn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Cn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),oc=Ol("position","vec3"),uc=oc.toVarying("positionLocal"),lc=oc.toVarying("positionPrevious"),dc=cn(e=>Kd.mul(uc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),cc=cn(()=>uc.transformDirection(Kd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),hc=cn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Ld.mul(ac);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),pc=cn(e=>{let t;return t=e.camera.isOrthographicCamera?Rn(0,0,1):hc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class gc extends ci{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===L?"false":e.getFrontFacing()}}const mc=on(gc),fc=yn(mc).mul(2).sub(1),yc=cn(([e],{material:t})=>{const r=t.side;return r===L?e=e.mul(-1):r===P&&(e=e.mul(fc)),e}),bc=Ol("normal","vec3"),xc=cn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Rn(0,1,0)):bc,"vec3").once()().toVar("normalLocal"),Tc=hc.dFdx().cross(hc.dFdy()).normalize().toVar("normalFlat"),_c=cn(e=>{let t;return t=e.isFlatShading()?Tc:Ec(xc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),vc=cn(e=>{let t=_c.transformDirection(Pd);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Nc=cn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=_c,!0!==e.isFlatShading()&&(t=yc(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),Sc=Nc.transformDirection(Pd).toVar("normalWorld"),Rc=cn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Nc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Ac=cn(([e,t=Kd])=>{const r=Pn(t),s=e.div(Rn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Ec=cn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ec.mul(e);return Pd.transformDirection(s)}),wc=cn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Nc)).once(["NORMAL","VERTEX"])(),Cc=cn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),Sc)).once(["NORMAL","VERTEX"])(),Mc=cn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Rc)).once(["NORMAL","VERTEX"])(),Bc=new a,Fc=Sa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Lc=Sa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Pc=Sa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Bc.makeRotationFromEuler(r).transpose():Bc.identity(),Bc}),Uc=pc.negate().reflect(Nc),Dc=pc.negate().refract(Nc,Fc),Ic=Uc.transformDirection(Pd).toVar("reflectVector"),Oc=Dc.transformDirection(Pd).toVar("reflectVector"),Vc=new U;class kc extends ql{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Ic:e.mapping===I?Oc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Rn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Rn(t.x,t.y.negate(),t.z):t:(t=Pc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Rn(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Gc=an(kc).setParameterLength(1,4).setName("cubeTexture"),zc=(e=Vc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=tn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=tn(t)),null!==r&&(i.levelNode=tn(r)),null!==s&&(i.biasNode=tn(s))):i=Gc(e,t,r,s),i};class $c extends hi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Wc extends ci{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ri.OBJECT}element(e){return new $c(this,tn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Yl(null,e,this.count):Array.isArray(this.getValueFromReference())?ed(null,e):"texture"===e?Xl(null):"cubeTexture"===e?zc(null):Sa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Wc(e,t,r),qc=(e,t,r,s)=>new Wc(e,t,s,r);class jc extends Wc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Xc=(e,t,r=null)=>new jc(e,t,r),Kc=Vl(),Qc=hc.dFdx(),Yc=hc.dFdy(),Zc=Kc.dFdx(),Jc=Kc.dFdy(),eh=Nc,th=Yc.cross(eh),rh=eh.cross(Qc),sh=th.mul(Zc.x).add(rh.mul(Jc.x)),ih=th.mul(Zc.y).add(rh.mul(Jc.y)),nh=sh.dot(sh).max(ih.dot(ih)),ah=nh.equal(0).select(0,nh.inverseSqrt()),oh=sh.mul(ah).toVar("tangentViewFrame"),uh=ih.mul(ah).toVar("bitangentViewFrame"),lh=Ol("tangent","vec4"),dh=lh.xyz.toVar("tangentLocal"),ch=cn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?rc.mul(Cn(dh,0)).xyz.toVarying("v_tangentView").normalize():oh,!0!==e.isFlatShading()&&(t=yc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),hh=ch.transformDirection(Pd).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),ph=cn(([e,t],r)=>{let s=e.mul(lh.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),gh=ph(bc.cross(lh),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),mh=ph(xc.cross(dh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),fh=cn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ph(Nc.cross(ch),"v_bitangentView").normalize():uh,!0!==e.isFlatShading()&&(t=yc(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),yh=ph(Sc.cross(hh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),bh=Pn(ch,fh,Nc).toVar("TBNViewMatrix"),xh=pc.mul(bh),Th=cn(()=>{let e=ra.cross(pc);return e=e.cross(ra).normalize(),e=pu(e,Nc,ea.mul(Wn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),_h=e=>tn(e).mul(.5).add(.5),vh=e=>Rn(e,To(mu(yn(1).sub(iu(e,e)))));class Nh extends gi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=vh(i.xy):s===G?i=vh(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=yc(t)),i=Rn(i.xy.mul(t),i.z)}let n=null;return t===z?n=Ec(i):t===O?n=bh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Nc),n}}const Sh=an(Nh).setParameterLength(1,2),Rh=cn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Vl()),forceUVContext:!0}),s=yn(r(e=>e));return _n(yn(r(e=>e.add(e.dFdx()))).sub(s),yn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Ah=cn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(fc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Eh extends gi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Rh({textureNode:this.textureNode,bumpScale:e});return Ah({surf_pos:hc,surf_norm:Nc,dHdxy:t})}}const wh=an(Eh).setParameterLength(1,2),Ch=new Map;class Mh extends ci{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ch.get(e);return void 0===r&&(r=Xc(e,t),Ch.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Mh.COLOR){const e=void 0!==t.color?this.getColor(r):Rn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Mh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Mh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:yn(1);else if(r===Mh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Mh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Mh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Mh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Mh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Mh.NORMAL)t.normalMap?(s=Sh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?wh(this.getTexture("bump").r,this.getFloat("bumpScale")):Nc;else if(r===Mh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Mh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Mh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Sh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Nc;else if(r===Mh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Mh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Mh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Ln(gp.x,gp.y,gp.y.negate(),gp.x).mul(e.rg.mul(2).sub(_n(1)).normalize().mul(e.b))}else s=gp;else if(r===Mh.IRIDESCENCE_THICKNESS){const e=Hc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Hc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Mh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Mh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Mh.IOR)s=this.getFloat(r);else if(r===Mh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Mh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Mh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):yn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Mh.ALPHA_TEST="alphaTest",Mh.COLOR="color",Mh.OPACITY="opacity",Mh.SHININESS="shininess",Mh.SPECULAR="specular",Mh.SPECULAR_STRENGTH="specularStrength",Mh.SPECULAR_INTENSITY="specularIntensity",Mh.SPECULAR_COLOR="specularColor",Mh.REFLECTIVITY="reflectivity",Mh.ROUGHNESS="roughness",Mh.METALNESS="metalness",Mh.NORMAL="normal",Mh.CLEARCOAT="clearcoat",Mh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Mh.CLEARCOAT_NORMAL="clearcoatNormal",Mh.EMISSIVE="emissive",Mh.ROTATION="rotation",Mh.SHEEN="sheen",Mh.SHEEN_ROUGHNESS="sheenRoughness",Mh.ANISOTROPY="anisotropy",Mh.IRIDESCENCE="iridescence",Mh.IRIDESCENCE_IOR="iridescenceIOR",Mh.IRIDESCENCE_THICKNESS="iridescenceThickness",Mh.IOR="ior",Mh.TRANSMISSION="transmission",Mh.THICKNESS="thickness",Mh.ATTENUATION_DISTANCE="attenuationDistance",Mh.ATTENUATION_COLOR="attenuationColor",Mh.LINE_SCALE="scale",Mh.LINE_DASH_SIZE="dashSize",Mh.LINE_GAP_SIZE="gapSize",Mh.LINE_WIDTH="linewidth",Mh.LINE_DASH_OFFSET="dashOffset",Mh.POINT_SIZE="size",Mh.DISPERSION="dispersion",Mh.LIGHT_MAP="light",Mh.AO="ao";const Bh=on(Mh,Mh.ALPHA_TEST),Fh=on(Mh,Mh.COLOR),Lh=on(Mh,Mh.SHININESS),Ph=on(Mh,Mh.EMISSIVE),Uh=on(Mh,Mh.OPACITY),Dh=on(Mh,Mh.SPECULAR),Ih=on(Mh,Mh.SPECULAR_INTENSITY),Oh=on(Mh,Mh.SPECULAR_COLOR),Vh=on(Mh,Mh.SPECULAR_STRENGTH),kh=on(Mh,Mh.REFLECTIVITY),Gh=on(Mh,Mh.ROUGHNESS),zh=on(Mh,Mh.METALNESS),$h=on(Mh,Mh.NORMAL),Wh=on(Mh,Mh.CLEARCOAT),Hh=on(Mh,Mh.CLEARCOAT_ROUGHNESS),qh=on(Mh,Mh.CLEARCOAT_NORMAL),jh=on(Mh,Mh.ROTATION),Xh=on(Mh,Mh.SHEEN),Kh=on(Mh,Mh.SHEEN_ROUGHNESS),Qh=on(Mh,Mh.ANISOTROPY),Yh=on(Mh,Mh.IRIDESCENCE),Zh=on(Mh,Mh.IRIDESCENCE_IOR),Jh=on(Mh,Mh.IRIDESCENCE_THICKNESS),ep=on(Mh,Mh.TRANSMISSION),tp=on(Mh,Mh.THICKNESS),rp=on(Mh,Mh.IOR),sp=on(Mh,Mh.ATTENUATION_DISTANCE),ip=on(Mh,Mh.ATTENUATION_COLOR),np=on(Mh,Mh.LINE_SCALE),ap=on(Mh,Mh.LINE_DASH_SIZE),op=on(Mh,Mh.LINE_GAP_SIZE),up=on(Mh,Mh.LINE_WIDTH),lp=on(Mh,Mh.LINE_DASH_OFFSET),dp=on(Mh,Mh.POINT_SIZE),cp=on(Mh,Mh.DISPERSION),hp=on(Mh,Mh.LIGHT_MAP),pp=on(Mh,Mh.AO),gp=Sa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),mp=cn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class fp extends hi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const yp=an(fp).setParameterLength(2);class bp extends Ql{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=Ws(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ii.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return yp(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ii.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ol(this.value),this._varying=zu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const xp=(e,t=null,r=0)=>new bp(e,t,r);class Tp extends ci{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ri.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=xp(s,"vec3",Math.max(s.count,1)).element(hl);else{const e=new q(s.array,3),t=s.usage===x?ll:ul;this.bufferColor=e,r=Rn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(uc).xyz;if(uc.assign(n),e.needsPreviousData()&&lc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Ac(xc,t);xc.assign(e)}null!==this.instanceColorNode&&kn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(lc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=xp(s,"mat4",Math.max(i,1)).element(hl);else{if(16*i*4<=t.getUniformBufferLimit())r=Yl(s.array,"mat4",Math.max(i,1)).element(hl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?ll:ul,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Un(...n)}}return r}}const _p=an(Tp).setParameterLength(2,3);class vp extends Tp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Np=an(vp).setParameterLength(1);class Sp extends ci{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=hl:this.batchingIdNode=fl);const t=cn(([e])=>{const t=bn(Gl(Kl(this.batchMesh._indirectTexture),0).x).toConst(),r=bn(e).mod(t).toConst(),s=bn(e).div(t).toConst();return Kl(this.batchMesh._indirectTexture,vn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(bn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=bn(Gl(Kl(s),0).x).toConst(),n=yn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Un(Kl(s,vn(a,o)),Kl(s,vn(a.add(1),o)),Kl(s,vn(a.add(2),o)),Kl(s,vn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=cn(([e])=>{const t=bn(Gl(Kl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Kl(l,vn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);kn("vec3","vBatchColor").assign(t)}const d=Pn(u);uc.assign(u.mul(uc));const c=xc.div(Rn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;xc.assign(h),e.hasGeometryAttribute("tangent")&&dh.mulAssign(d)}}const Rp=an(Sp).setParameterLength(1),Ap=new WeakMap;class Ep extends ci{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ri.OBJECT,this.skinIndexNode=Ol("skinIndex","uvec4"),this.skinWeightNode=Ol("skinWeight","vec4"),this.bindMatrixNode=Hc("bindMatrix","mat4"),this.bindMatrixInverseNode=Hc("bindMatrixInverse","mat4"),this.boneMatricesNode=qc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=uc,this.toPositionNode=uc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=La(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=xc,r=dh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=La(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=qc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,lc)}setup(e){e.needsPreviousData()&&lc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();xc.assign(t),e.hasGeometryAttribute("tangent")&&dh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Ap.get(t)!==e.frameId&&(Ap.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const wp=e=>new Ep(e);class Cp extends ci{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Cp(nn(e,"int")).toStack(),Bp=()=>wl("break").toStack(),Fp=new WeakMap,Lp=new s,Pp=cn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=bn(cl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Kl(e,vn(u,o)).depth(i).xyz.mul(t)});class Up extends ci{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Sa(1),this.updateType=ri.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Fp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=K,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=yn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Kl(this.mesh.morphTexture,vn(bn(e).add(1),bn(hl))).r):t.assign(Hc("morphTargetInfluences","float").element(e).toVar()),gn(t.notEqual(0),()=>{!0===s&&uc.addAssign(Pp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:bn(0)})),!0===i&&xc.addAssign(Pp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:bn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Dp=an(Up).setParameterLength(1);class Ip extends ci{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Op extends Ip{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Vp extends Eu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Rn().toVar("directDiffuse"),directSpecular:Rn().toVar("directSpecular"),indirectDiffuse:Rn().toVar("indirectDiffuse"),indirectSpecular:Rn().toVar("indirectSpecular")};return{radiance:Rn().toVar("radiance"),irradiance:Rn().toVar("irradiance"),iblIrradiance:Rn().toVar("iblIrradiance"),ambientOcclusion:yn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const kp=an(Vp);class Gp extends Ip{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const zp=new t;class $p extends ql{static get type(){return"ViewportTextureNode"}constructor(e=od,t=null,r=null){let s=null;null===r?(s=new Q,s.minFilter=Y,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ri.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(zp):i.getDrawingBufferSize?i.getDrawingBufferSize(zp):zp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===zp.width&&n.image.height===zp.height||(n.image.width=zp.width,n.image.height=zp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Wp=an($p).setParameterLength(0,3),Hp=an($p,null,null,{generateMipmaps:!0}).setParameterLength(0,3),qp=Hp(),jp=(e=od,t=null)=>qp.sample(e,t);let Xp=null;class Kp extends $p{static get type(){return"ViewportDepthTextureNode"}constructor(e=od,t=null,r=null){null===r&&(null===Xp&&(Xp=new Z),r=Xp),super(e,t,r)}}const Qp=an(Kp).setParameterLength(0,3);class Yp extends ci{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Yp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Yp.DEPTH_BASE)null!==r&&(s=ig().assign(r));else if(t===Yp.DEPTH)s=e.isPerspectiveCamera?eg(hc.z,Md,Bd):Zp(hc.z,Md,Bd);else if(t===Yp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=rg(r,Md,Bd);s=Zp(e,Md,Bd)}else s=r;else s=Zp(hc.z,Md,Bd);return s}}Yp.DEPTH_BASE="depthBase",Yp.DEPTH="depth",Yp.LINEAR_DEPTH="linearDepth";const Zp=(e,t,r)=>e.add(t).div(t.sub(r)),Jp=cn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),eg=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),tg=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),rg=cn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),sg=(e,t,r)=>{t=t.max(1e-6).toVar();const s=xo(e.negate().div(t)),i=xo(r.div(t));return s.div(i)},ig=an(Yp,Yp.DEPTH_BASE),ng=on(Yp,Yp.DEPTH),ag=an(Yp,Yp.LINEAR_DEPTH).setParameterLength(0,1),og=ag(Qp());ng.assign=e=>ig(e);class ug extends ci{static get type(){return"ClippingNode"}constructor(e=ug.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===ug.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===ug.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return cn(()=>{const r=yn().toVar("distanceToPlane"),s=yn().toVar("distanceToGradient"),i=yn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=ed(t).setGroup(_a);Mp(n,({i:t})=>{const n=e.element(t);r.assign(hc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(yu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=ed(e).setGroup(_a),n=yn(1).toVar("intersectionClipOpacity");Mp(a,({i:e})=>{const i=t.element(e);r.assign(hc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(yu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}Gn.a.mulAssign(i),Gn.a.equal(0).discard()})()}setupDefault(e,t){return cn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=ed(t).setGroup(_a);Mp(r,({i:t})=>{const r=e.element(t);hc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=ed(e).setGroup(_a),r=Tn(!0).toVar("clipped");Mp(s,({i:e})=>{const s=t.element(e);r.assign(hc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),cn(()=>{const s=ed(e).setGroup(_a),i=rd(t.getClipDistance());Mp(r,({i:e})=>{const t=s.element(e),r=hc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}ug.ALPHA_TO_COVERAGE="alphaToCoverage",ug.DEFAULT="default",ug.HARDWARE="hardware";const lg=cn(([e])=>Ro(Ua(1e4,Ao(Ua(17,e.x).add(Ua(.1,e.y)))).mul(La(.1,Oo(Ao(Ua(13,e.y).add(e.x))))))),dg=cn(([e])=>lg(_n(lg(e.xy),e.z))),cg=cn(([e])=>{const t=Jo(ko($o(e.xyz)),ko(Wo(e.xyz))),r=yn(1).div(yn(.05).mul(t)).toVar("pixScale"),s=_n(yo(vo(xo(r))),yo(No(xo(r)))),i=_n(dg(vo(s.x.mul(e.xyz))),dg(vo(s.y.mul(e.xyz)))),n=Ro(xo(r)),a=La(Ua(n.oneMinus(),i.x),Ua(n,i.y)),o=Zo(n,n.oneMinus()),u=Rn(a.mul(a).div(Ua(2,o).mul(Pa(1,o))),a.sub(Ua(.5,o)).div(Pa(1,o)),Pa(1,Pa(1,a).mul(Pa(1,a)).div(Ua(2,o).mul(Pa(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return gu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class hg extends Il{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const pg=(e=0)=>new hg(e),gg=cn(([e,t])=>Zo(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),mg=cn(([e,t])=>Zo(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),fg=cn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),yg=cn(([e,t])=>pu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),eu(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),bg=cn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Cn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),xg=cn(([e])=>Cn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Tg=cn(([e])=>(gn(e.a.equal(0),()=>Cn(0)),Cn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class _g extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Vs(t.slice(0,-4)),r.getCacheKey());return this.type+ks(e)}build(e){this.setup(e)}setupObserver(e){return new Us(e)}setup(e){e.context.setupNormal=()=>ku(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=ku(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Cn(s,Gn.a).max(0);n=this.setupOutput(e,i),oa.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&oa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Cn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new ug(ug.ALPHA_TO_COVERAGE):e.stack.addToStack(new ug)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new ug(ug.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?sg(hc.z,Md,Bd):Zp(hc.z,Md,Bd))}null!==s&&ng.assign(s).toStack()}setupPositionView(){return rc.mul(uc).xyz}setupModelViewProjection(){return Fd.mul(hc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),mp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Dp(t).toStack(),!0===t.isSkinnedMesh&&wp(t).toStack(),this.displacementMap){const e=Xc("displacementMap","texture"),t=Xc("displacementScale","float"),r=Xc("displacementBias","float");uc.addAssign(xc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Np(t).toStack(),null!==this.positionNode&&uc.assign(ku(this.positionNode,"POSITION","vec3")),uc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&Tn(this.maskNode).not().discard();let s=this.colorNode?Cn(this.colorNode):Fh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(pg())),t.instanceColor){s=kn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=kn("vec3","vBatchColor").mul(s)}Gn.assign(s);const i=this.opacityNode?yn(this.opacityNode):Uh;Gn.a.assign(Gn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?yn(this.alphaTestNode):Bh,!0===this.alphaToCoverage?(Gn.a=yu(n,n.add(Xo(Gn.a)),Gn.a),Gn.a.lessThanEqual(0).discard()):Gn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&Gn.a.lessThan(cg(uc)).discard(),e.isOpaque()&&Gn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Rn(0):Gn.rgb}setupNormal(){return this.normalNode?Rn(this.normalNode):$h}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Xc("envMap","cubeTexture"):Xc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Gp(hp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=pp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Op(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=kp(n,t,r,s)}else null!==r&&(a=Rn(null!==s?pu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&($n.assign(Rn(i||Ph)),a=a.add($n)),a}setupFog(e,t){const r=e.fogNode;return r&&(oa.assign(t),t=Cn(r.toVar())),t}setupPremultipliedAlpha(e,t){return xg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const vg=new ee;class Ng extends _g{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(vg),this.setValues(e)}}const Sg=new te;class Rg extends _g{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Sg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?yn(this.offsetNode):lp,t=this.dashScaleNode?yn(this.dashScaleNode):np,r=this.dashSizeNode?yn(this.dashSizeNode):ap,s=this.gapSizeNode?yn(this.gapSizeNode):op;ua.assign(r),la.assign(s);const i=zu(Ol("lineDistance").mul(t));(e?i.add(e):i).mod(ua.add(la)).greaterThan(ua).discard()}}const Ag=new te;class Eg extends _g{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ag),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=cn(({start:e,end:t})=>{const r=Fd.element(2).element(2),s=Fd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Cn(pu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=cn(()=>{const e=Ol("instanceStart"),t=Ol("instanceEnd"),r=Cn(rc.mul(Cn(e,1))).toVar("start"),s=Cn(rc.mul(Cn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?yn(this.dashScaleNode):np,t=this.offsetNode?yn(this.offsetNode):lp,r=Ol("instanceDistanceStart"),s=Ol("instanceDistanceEnd");let i=oc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),kn("float","lineDistance").assign(i)}n&&(kn("vec3","worldStart").assign(r.xyz),kn("vec3","worldEnd").assign(s.xyz));const o=dd.z.div(dd.w),u=Fd.element(2).element(3).equal(-1);gn(u,()=>{gn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Fd.mul(r),d=Fd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Cn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=pu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=kn("vec4","worldPos");o.assign(oc.y.lessThan(.5).select(r,s));const u=up.mul(.5);o.addAssign(Cn(oc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Cn(oc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Cn(a.mul(u),0)),gn(oc.y.greaterThan(1).or(oc.y.lessThan(0)),()=>{o.subAssign(Cn(a.mul(2).mul(u),0))})),g.assign(Fd.mul(o));const l=Rn().toVar();l.assign(oc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=_n(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(oc.x.lessThan(0).select(e.negate(),e)),gn(oc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(oc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(up)),e.assign(e.div(dd.w.div(ad))),g.assign(oc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Cn(e,0,0)))}return g})();const o=cn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return _n(h,p)});if(this.colorNode=cn(()=>{const e=Vl();if(i){const t=this.dashSizeNode?yn(this.dashSizeNode):ap,r=this.gapSizeNode?yn(this.gapSizeNode):op;ua.assign(t),la.assign(r);const s=kn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(ua.add(la)).greaterThan(ua).discard()}const a=yn(1).toVar("alpha");if(n){const e=kn("vec3","worldStart"),s=kn("vec3","worldEnd"),n=kn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Rn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(up);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(yu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=yn(s.fwidth()).toVar("dlen");gn(e.y.abs().greaterThan(1),()=>{a.assign(yu(i.oneMinus(),i.add(1),s).oneMinus())})}else gn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Ol("instanceColorStart"),t=Ol("instanceColorEnd");u=oc.y.lessThan(.5).select(e,t).mul(Fh)}else u=Fh;return Cn(u,a)})(),this.transparent){const e=this.opacityNode?yn(this.opacityNode):Uh;this.outputNode=Cn(this.colorNode.rgb.mul(e).add(jp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const wg=new se;class Cg extends _g{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(wg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?yn(this.opacityNode):Uh;Gn.assign(Ku(Cn(_h(Nc),e),ie))}}const Mg=cn(([e=cc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return _n(t,r)});class Bg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Mg(cc),a=new _g;a.colorNode=Xl(t,n,0),a.side=L,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Y&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Fg=new WeakMap;class Lg extends gi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=zc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ri.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Fg.has(e)){const t=Fg.get(e);Ug(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Bg(r.height);s.fromEquirectangularTexture(t,e),Ug(s.texture,e.mapping),this._cubeTexture=s.texture,Fg.set(e,s.texture),e.addEventListener("dispose",Pg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Pg(e){const t=e.target;t.removeEventListener("dispose",Pg);const r=Fg.get(t);void 0!==r&&(Fg.delete(t),r.dispose())}function Ug(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Dg=an(Lg).setParameterLength(1);class Ig extends Ip{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Dg(this.envNode)}}class Og extends Ip{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=yn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Vg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class kg extends Vg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Cn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Cn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(Gn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(pu(s.rgb,s.rgb.mul(i.rgb),Vh.mul(kh)));break;case ge:s.rgb.assign(pu(s.rgb,i.rgb,Vh.mul(kh)));break;case pe:s.rgb.addAssign(i.rgb.mul(Vh.mul(kh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Gg=new fe;class zg extends _g{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Gg),this.setValues(e)}setupNormal(){return yc(_c)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Ig(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Og(hp)),t}setupOutgoingLight(){return Gn.rgb}setupLightingModel(){return new kg}}const $g=cn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Wg=cn(e=>e.diffuseColor.mul(1/Math.PI)),Hg=cn(({dotNH:e})=>aa.mul(yn(.5)).add(1).mul(yn(1/Math.PI)).mul(e.pow(aa))),qg=cn(({lightDirection:e})=>{const t=e.add(pc).normalize(),r=Nc.dot(t).clamp(),s=pc.dot(t).clamp(),i=$g({f0:sa,f90:1,dotVH:s}),n=yn(.25),a=Hg({dotNH:r});return i.mul(n).mul(a)});class jg extends kg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Nc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Wg({diffuseColor:Gn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(qg({lightDirection:e})).mul(Vh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Wg({diffuseColor:Gn}))),s.indirectDiffuse.mulAssign(t)}}const Xg=new ye;class Kg extends _g{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Ig(t):null}setupLightingModel(){return new jg(!1)}}const Qg=new be;class Yg extends _g{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Qg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Ig(t):null}setupLightingModel(){return new jg}setupVariants(){const e=(this.shininessNode?yn(this.shininessNode):Lh).max(1e-4);aa.assign(e);const t=this.specularNode||Dh;sa.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Zg=cn(e=>{if(!1===e.geometry.hasAttribute("normal"))return yn(0);const t=_c.dFdx().abs().max(_c.dFdy().abs());return t.x.max(t.y).max(t.z)}),Jg=cn(e=>{const{roughness:t}=e,r=Zg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),em=cn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Da(.5,i.add(n).max(no))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),tm=cn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Rn(e.mul(r),t.mul(s),a).length()),l=a.mul(Rn(e.mul(i),t.mul(n),o).length());return Da(.5,u.add(l).max(no))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),rm=cn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),sm=yn(1/Math.PI),im=cn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Rn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return sm.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),nm=cn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Nc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(pc).normalize(),d=n.dot(e).clamp(),c=n.dot(pc).clamp(),h=n.dot(l).clamp(),p=pc.dot(l).clamp();let g,m,f=$g({f0:t,f90:r,dotVH:p});if(Zi(a)&&(f=Qn.mix(f,i)),Zi(o)){const t=ta.dot(e),r=ta.dot(pc),s=ta.dot(l),i=ra.dot(e),n=ra.dot(pc),a=ra.dot(l);g=tm({alphaT:Jn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=im({alphaT:Jn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=em({alpha:u,dotNL:d,dotNV:c}),m=rm({alpha:u,dotNH:h});return f.mul(g).mul(m)}),am=new 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om=null;const um=cn(({roughness:e,dotNV:t})=>{null===om&&(om=new xe(am,16,16,$,Te),om.name="DFG_LUT",om.minFilter=le,om.magFilter=le,om.wrapS=_e,om.wrapT=_e,om.generateMipmaps=!1,om.needsUpdate=!0);const r=_n(e,t);return Xl(om,r).rg}),lm=cn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=nm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Nc.dot(e).clamp(),l=Nc.dot(pc).clamp(),d=um({roughness:s,dotNV:l}),c=um({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=yn(1).sub(g),y=yn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(yn(1).sub(f.mul(y).mul(b).mul(b)).add(no)),T=f.mul(y),_=x.mul(T);return o.add(_)}),dm=cn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=um({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),cm=cn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Rn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),hm=cn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=yn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return yn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),pm=cn(({dotNV:e,dotNL:t})=>yn(1).div(yn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),gm=cn(({lightDirection:e})=>{const t=e.add(pc).normalize(),r=Nc.dot(e).clamp(),s=Nc.dot(pc).clamp(),i=Nc.dot(t).clamp(),n=hm({roughness:Kn,dotNH:i}),a=pm({dotNV:s,dotNL:r});return Xn.mul(n).mul(a)}),mm=cn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=_n(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),fm=cn(({f:e})=>{const t=e.length();return Jo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),ym=cn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,Jo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),bm=cn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Rn().toVar();return gn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Pn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Rn(0).toVar();f.addAssign(ym({v1:h,v2:p})),f.addAssign(ym({v1:p,v2:g})),f.addAssign(ym({v1:g,v2:m})),f.addAssign(ym({v1:m,v2:h})),c.assign(Rn(fm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),xm=cn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Rn().toVar();return gn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Rn(0).toVar();d.addAssign(ym({v1:n,v2:a})),d.addAssign(ym({v1:a,v2:o})),d.addAssign(ym({v1:o,v2:l})),d.addAssign(ym({v1:l,v2:n})),u.assign(Rn(fm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Tm=1/6,_m=e=>Ua(Tm,Ua(e,Ua(e,e.negate().add(3)).sub(3)).add(1)),vm=e=>Ua(Tm,Ua(e,Ua(e,Ua(3,e).sub(6))).add(4)),Nm=e=>Ua(Tm,Ua(e,Ua(e,Ua(-3,e).add(3)).add(3)).add(1)),Sm=e=>Ua(Tm,au(e,3)),Rm=e=>_m(e).add(vm(e)),Am=e=>Nm(e).add(Sm(e)),Em=e=>La(-1,vm(e).div(_m(e).add(vm(e)))),wm=e=>La(1,Sm(e).div(Nm(e).add(Sm(e)))),Cm=(e,t,r)=>{const s=e.uvNode,i=Ua(s,t.zw).add(.5),n=vo(i),a=Ro(i),o=Rm(a.x),u=Am(a.x),l=Em(a.x),d=wm(a.x),c=Em(a.y),h=wm(a.y),p=_n(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=_n(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=_n(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=_n(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Rm(a.y).mul(La(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Am(a.y).mul(La(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Mm=cn(([e,t])=>{const r=_n(e.size(bn(t))),s=_n(e.size(bn(t.add(1)))),i=Da(1,r),n=Da(1,s),a=Cm(e,Cn(i,r),vo(t)),o=Cm(e,Cn(n,s),No(t));return Ro(t).mix(a,o)}),Bm=cn(([e,t])=>{const r=t.mul($l(e));return Mm(e,r)}),Fm=cn(([e,t,r,s,i])=>{const n=Rn(fu(t.negate(),So(e),Da(1,s))),a=Rn(ko(i[0].xyz),ko(i[1].xyz),ko(i[2].xyz));return So(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Lm=cn(([e,t])=>e.mul(gu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Pm=Hp(),Um=jp(),Dm=cn(([e,t,r],{material:s})=>{const i=(s.side===L?Pm:Um).sample(e),n=xo(ud.x).mul(Lm(t,r));return Mm(i,n)}),Im=cn(([e,t,r])=>(gn(r.notEqual(0),()=>{const s=bo(t).negate().div(r);return fo(s.negate().mul(e))}),Rn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Om=cn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Cn().toVar(),f=Rn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Rn(d.sub(i),d,d.add(i));Mp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Fm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Cn(y,1))),x=_n(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(_n(x.x,x.y.oneMinus()));const T=Dm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Im(ko(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Fm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Cn(n,1))),y=_n(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(_n(y.x,y.y.oneMinus())),m=Dm(y,r,d),f=s.mul(Im(ko(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Rn(dm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Cn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Vm=Pn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),km=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Gm=cn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=pu(e,t,yu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();gn(a.lessThan(0),()=>Rn(1));const o=a.sqrt(),u=km(n,e),l=$g({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=yn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Rn(1).add(t).div(Rn(1).sub(t))})(i.clamp(0,.9999)),g=km(p,n.toVec3()),m=$g({f0:g,f90:1,dotVH:o}),f=Rn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Rn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Rn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Mp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Rn(54856e-17,44201e-17,52481e-17),i=Rn(1681e3,1795300,2208400),n=Rn(43278e5,93046e5,66121e5),a=yn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Rn(o.x.add(a),o.y,o.z).div(1.0685e-7),Vm.mul(o)})(yn(e).mul(y),yn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Rn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),zm=cn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=yn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=yn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),$m=Rn(.04),Wm=yn(1);class Hm extends Vg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Rn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Rn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Rn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Rn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Rn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Nc.dot(pc).clamp(),t=Gm({outsideIOR:yn(1),eta2:Yn,cosTheta1:e,thinFilmThickness:Zn,baseF0:sa}),r=Gm({outsideIOR:yn(1),eta2:Yn,cosTheta1:e,thinFilmThickness:Zn,baseF0:Gn.rgb});this.iridescenceFresnel=pu(t,r,Hn),this.iridescenceF0Dielectric=cm({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=cm({f:r,f90:1,dotVH:e}),this.iridescenceF0=pu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Hn)}if(!0===this.transmission){const t=dc,r=Id.sub(dc).normalize(),s=Sc,i=e.context;i.backdrop=Om(s,r,Wn,zn,ia,na,t,Kd,Pd,Fd,ca,pa,ma,ga,this.dispersion?fa:null),i.backdropAlpha=ha,Gn.a.mulAssign(pu(1,i.backdrop.a,ha))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Nc.dot(pc).clamp(),a=um({roughness:Wn,dotNV:n}),o=i?Qn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Nc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(gm({lightDirection:e})));const t=zm({normal:Nc,viewDir:pc,roughness:Kn}),r=zm({normal:Nc,viewDir:e,roughness:Kn}),i=Xn.r.max(Xn.g).max(Xn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Rc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(nm({lightDirection:e,f0:$m,f90:Wm,roughness:jn,normalView:Rc})))}r.directDiffuse.addAssign(s.mul(Wg({diffuseColor:zn}))),r.directSpecular.addAssign(s.mul(lm({lightDirection:e,f0:ia,f90:1,roughness:Wn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Nc,h=pc,p=hc.toVar(),g=mm({N:c,V:h,roughness:Wn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Pn(Rn(m.x,0,m.y),Rn(0,1,0),Rn(m.z,0,m.w)).toVar(),b=ia.mul(f.x).add(na.sub(ia).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(bm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(zn).mul(bm({N:c,V:h,P:p,mInv:Pn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Rc,r=mm({N:t,V:h,roughness:jn}),s=n.sample(r),i=a.sample(r),c=Pn(Rn(s.x,0,s.y),Rn(0,1,0),Rn(s.z,0,s.w)),g=$m.mul(i.x).add(Wm.sub($m).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(bm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Wg({diffuseColor:zn})).toVar();if(!0===this.sheen){const e=zm({normal:Nc,viewDir:pc,roughness:Kn}),t=Xn.r.max(Xn.g).max(Xn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Xn,zm({normal:Nc,viewDir:pc,roughness:Kn}))),!0===this.clearcoat){const e=Rc.dot(pc).clamp(),t=dm({dotNV:e,specularColor:$m,specularF90:Wm,roughness:jn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Rn().toVar("singleScatteringDielectric"),n=Rn().toVar("multiScatteringDielectric"),a=Rn().toVar("singleScatteringMetallic"),o=Rn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,na,sa,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,na,Gn.rgb,this.iridescenceF0Metallic);const u=pu(i,a,Hn),l=pu(n,o,Hn),d=i.add(n),c=zn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=zm({normal:Nc,viewDir:pc,roughness:Kn}),t=Xn.r.max(Xn.g).max(Xn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Nc.dot(pc).clamp().add(t),i=Wn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Rc.dot(pc).clamp(),r=$g({dotVH:e,f0:$m,f90:Wm}),s=t.mul(qn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(qn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const qm=yn(1),jm=yn(-2),Xm=yn(.8),Km=yn(-1),Qm=yn(.4),Ym=yn(2),Zm=yn(.305),Jm=yn(3),ef=yn(.21),tf=yn(4),rf=yn(4),sf=yn(16),nf=cn(([e])=>{const t=Rn(Oo(e)).toVar(),r=yn(-1).toVar();return gn(t.x.greaterThan(t.z),()=>{gn(t.x.greaterThan(t.y),()=>{r.assign(Au(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(Au(e.y.greaterThan(0),1,4))})}).Else(()=>{gn(t.z.greaterThan(t.y),()=>{r.assign(Au(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(Au(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),af=cn(([e,t])=>{const r=_n().toVar();return gn(t.equal(0),()=>{r.assign(_n(e.z,e.y).div(Oo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(_n(e.x.negate(),e.z.negate()).div(Oo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(_n(e.x.negate(),e.y).div(Oo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(_n(e.z.negate(),e.y).div(Oo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(_n(e.x.negate(),e.z).div(Oo(e.y)))}).Else(()=>{r.assign(_n(e.x,e.y).div(Oo(e.z)))}),Ua(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),of=cn(([e])=>{const t=yn(0).toVar();return gn(e.greaterThanEqual(Xm),()=>{t.assign(qm.sub(e).mul(Km.sub(jm)).div(qm.sub(Xm)).add(jm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Xm.sub(e).mul(Ym.sub(Km)).div(Xm.sub(Qm)).add(Km))}).ElseIf(e.greaterThanEqual(Zm),()=>{t.assign(Qm.sub(e).mul(Jm.sub(Ym)).div(Qm.sub(Zm)).add(Ym))}).ElseIf(e.greaterThanEqual(ef),()=>{t.assign(Zm.sub(e).mul(tf.sub(Jm)).div(Zm.sub(ef)).add(Jm))}).Else(()=>{t.assign(yn(-2).mul(xo(Ua(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),uf=cn(([e,t])=>{const r=e.toVar();r.assign(Ua(2,r).sub(1));const s=Rn(r,1).toVar();return gn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),lf=cn(([e,t,r,s,i,n])=>{const a=yn(r),o=Rn(t),u=gu(of(a),jm,n),l=Ro(u),d=vo(u),c=Rn(df(e,o,d,s,i,n)).toVar();return gn(l.notEqual(0),()=>{const t=Rn(df(e,o,d.add(1),s,i,n)).toVar();c.assign(pu(c,t,l))}),c}),df=cn(([e,t,r,s,i,n])=>{const a=yn(r).toVar(),o=Rn(t),u=yn(nf(o)).toVar(),l=yn(Jo(rf.sub(a),0)).toVar();a.assign(Jo(a,rf));const d=yn(yo(a)).toVar(),c=_n(af(o,u).mul(d.sub(2)).add(1)).toVar();return gn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ua(3,sf))),c.y.addAssign(Ua(4,yo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(_n(),_n())}),cf=cn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=wo(s),l=r.mul(u).add(i.cross(r).mul(Ao(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return df(e,l,t,n,a,o)}),hf=cn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Rn(Au(t,r,nu(r,s))).toVar();gn(h.equal(Rn(0)),()=>{h.assign(Rn(s.z,0,s.x.negate()))}),h.assign(So(h));const p=Rn().toVar();return p.addAssign(i.element(0).mul(cf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Mp({start:bn(1),end:e},({i:e})=>{gn(e.greaterThanEqual(n),()=>{Bp()});const t=yn(a.mul(yn(e))).toVar();p.addAssign(i.element(e).mul(cf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(cf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Cn(p,1)}),pf=cn(([e])=>{const t=xn(e).toVar();return t.assign(t.shiftLeft(xn(16)).bitOr(t.shiftRight(xn(16)))),t.assign(t.bitAnd(xn(1431655765)).shiftLeft(xn(1)).bitOr(t.bitAnd(xn(2863311530)).shiftRight(xn(1)))),t.assign(t.bitAnd(xn(858993459)).shiftLeft(xn(2)).bitOr(t.bitAnd(xn(3435973836)).shiftRight(xn(2)))),t.assign(t.bitAnd(xn(252645135)).shiftLeft(xn(4)).bitOr(t.bitAnd(xn(4042322160)).shiftRight(xn(4)))),t.assign(t.bitAnd(xn(16711935)).shiftLeft(xn(8)).bitOr(t.bitAnd(xn(4278255360)).shiftRight(xn(8)))),yn(t).mul(2.3283064365386963e-10)}),gf=cn(([e,t])=>_n(yn(e).div(yn(t)),pf(e))),mf=cn(([e,t,r])=>{const s=r.mul(r).toConst(),i=Rn(1,0,0).toConst(),n=nu(t,i).toConst(),a=To(e.x).toConst(),o=Ua(2,3.14159265359).mul(e.y).toConst(),u=a.mul(wo(o)).toConst(),l=a.mul(Ao(o)).toVar(),d=Ua(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(To(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(To(Jo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return So(Rn(s.mul(c.x),s.mul(c.y),Jo(0,c.z)))}),ff=cn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Rn(s).toVar(),l=Rn(0).toVar(),d=yn(0).toVar();return gn(e.lessThan(.001),()=>{l.assign(df(r,u,t,n,a,o))}).Else(()=>{const s=Au(Oo(u.z).lessThan(.999),Rn(0,0,1),Rn(1,0,0)),c=So(nu(s,u)).toVar(),h=nu(u,c).toVar();Mp({start:xn(0),end:i},({i:s})=>{const p=gf(s,i),g=mf(p,Rn(0,0,1),e),m=So(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=So(m.mul(iu(u,m).mul(2)).sub(u)),y=Jo(iu(u,f),0);gn(y.greaterThan(0),()=>{const e=df(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),gn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Cn(l,1)}),yf=[.125,.215,.35,.446,.526,.582],bf=20,xf=new Ne(-1,1,1,-1,0,1),Tf=new Se(90,1),_f=new e;let vf=null,Nf=0,Sf=0;const Rf=new r,Af=new WeakMap,Ef=[3,1,5,0,4,2],wf=uf(Vl(),Ol("faceIndex")).normalize(),Cf=Rn(wf.x,wf.y,wf.z);class Mf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Rf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}vf=this._renderer.getRenderTarget(),Nf=this._renderer.getActiveCubeFace(),Sf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Lf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Pf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=yf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Ef[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=ed(new Array(bf).fill(0)),n=Sa(new r(0,1,0)),a=Sa(0),o=yn(bf),u=Sa(0),l=Sa(1),d=Xl(),c=Sa(0),h=yn(1/t),p=yn(1/s),g=yn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Cf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Ff("blur");return f.fragmentNode=hf({...m,latitudinal:u.equal(1)}),Af.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Xl(),i=Sa(0),n=Sa(0),a=yn(1/t),o=yn(1/r),u=yn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Ff("ggx");return d.fragmentNode=ff({...l,N_immutable:Cf,GGX_SAMPLES:xn(512)}),Af.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,xf)}_sceneToCubeUV(e,t,r,s,i){const n=Tf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(_f),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:L,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(_f),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Lf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Pf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,xf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,xf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,xf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Af.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):bf;f>bf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,xf)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function Bf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Ff(e){const t=new _g;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Lf(e){const t=Ff("cubemap");return t.fragmentNode=zc(e,Cf),t}function Pf(e){const t=Ff("equirect");return t.fragmentNode=Xl(e,Mg(Cf),0),t}const Uf=new WeakMap;function Df(e,t,r){const s=function(e){let t=Uf.get(e);void 0===t&&(t=new WeakMap,Uf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class If extends gi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Xl(s),this._width=Sa(0),this._height=Sa(0),this._maxMip=Sa(0),this.updateBeforeType=ri.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Df(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Mf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=Pc.mul(Rn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),lf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Of=an(If).setParameterLength(1,3),Vf=new WeakMap;class kf extends Ip{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Of(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Th:Nc,i=r.context(Gf(Wn,s)).mul(Lc),n=r.context(zf(Sc)).mul(Math.PI).mul(Lc),a=_l(i),o=_l(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Gf(jn,Rc)).mul(Lc),t=_l(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Vf.get(e);return void 0===t&&(t=new WeakMap,Vf.set(e,t)),t}}const Gf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=pc.negate().reflect(t),r=lu(e).mix(r,t).normalize(),r=r.transformDirection(Pd)),r),getTextureLevel:()=>e}},zf=e=>({getUV:()=>e,getTextureLevel:()=>yn(1)}),$f=new Ce;class Wf extends _g{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues($f),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new kf(t):null}setupLightingModel(){return new Hm}setupSpecular(){const e=pu(Rn(.04),Gn.rgb,Hn);sa.assign(Rn(.04)),ia.assign(e),na.assign(1)}setupVariants(){const e=this.metalnessNode?yn(this.metalnessNode):zh;Hn.assign(e);let t=this.roughnessNode?yn(this.roughnessNode):Gh;t=Jg({roughness:t}),Wn.assign(t),this.setupSpecular(),zn.assign(Gn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const Hf=new Me;class qf extends Wf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(Hf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?yn(this.iorNode):rp;ca.assign(e),sa.assign(Zo(ou(ca.sub(1).div(ca.add(1))).mul(Oh),Rn(1)).mul(Ih)),ia.assign(pu(sa,Gn.rgb,Hn)),na.assign(pu(Ih,1,Hn))}setupLightingModel(){return new Hm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?yn(this.clearcoatNode):Wh,t=this.clearcoatRoughnessNode?yn(this.clearcoatRoughnessNode):Hh;qn.assign(e),jn.assign(Jg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Rn(this.sheenNode):Xh,t=this.sheenRoughnessNode?yn(this.sheenRoughnessNode):Kh;Xn.assign(e),Kn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?yn(this.iridescenceNode):Yh,t=this.iridescenceIORNode?yn(this.iridescenceIORNode):Zh,r=this.iridescenceThicknessNode?yn(this.iridescenceThicknessNode):Jh;Qn.assign(e),Yn.assign(t),Zn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?_n(this.anisotropyNode):Qh).toVar();ea.assign(e.length()),gn(ea.equal(0),()=>{e.assign(_n(1,0))}).Else(()=>{e.divAssign(_n(ea)),ea.assign(ea.saturate())}),Jn.assign(ea.pow2().mix(Wn.pow2(),1)),ta.assign(bh[0].mul(e.x).add(bh[1].mul(e.y))),ra.assign(bh[1].mul(e.x).sub(bh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?yn(this.transmissionNode):ep,t=this.thicknessNode?yn(this.thicknessNode):tp,r=this.attenuationDistanceNode?yn(this.attenuationDistanceNode):sp,s=this.attenuationColorNode?Rn(this.attenuationColorNode):ip;if(ha.assign(e),pa.assign(t),ga.assign(r),ma.assign(s),this.useDispersion){const e=this.dispersionNode?yn(this.dispersionNode):cp;fa.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Rn(this.clearcoatNormalNode):qh}setup(e){e.context.setupClearcoatNormal=()=>ku(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class jf extends Hm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Nc.mul(a)).normalize(),h=yn(pc.dot(c.negate()).saturate().pow(l).mul(d)),p=Rn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Xf extends qf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=yn(.1),this.thicknessAmbientNode=yn(0),this.thicknessAttenuationNode=yn(.1),this.thicknessPowerNode=yn(2),this.thicknessScaleNode=yn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new jf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Kf=cn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=_n(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Xc("gradientMap","texture").context({getUV:()=>i});return Rn(e.r)}{const e=i.fwidth().mul(.5);return pu(Rn(.7),Rn(1),yu(yn(.7).sub(e.x),yn(.7).add(e.x),i.x))}});class Qf extends Vg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Kf({normal:bc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Wg({diffuseColor:Gn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Wg({diffuseColor:Gn}))),s.indirectDiffuse.mulAssign(t)}}const Yf=new Be;class Zf extends _g{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Yf),this.setValues(e)}setupLightingModel(){return new Qf}}const Jf=cn(()=>{const e=Rn(pc.z,0,pc.x.negate()).normalize(),t=pc.cross(e);return _n(e.dot(Nc),t.dot(Nc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),ey=new Fe;class ty extends _g{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(ey),this.setValues(e)}setupVariants(e){const t=Jf;let r;r=e.material.matcap?Xc("matcap","texture").context({getUV:()=>t}):Rn(pu(.2,.8,t.y)),Gn.rgb.mulAssign(r.rgb)}}class ry extends gi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Ln(e,s,s.negate(),e).mul(r)}{const e=t,s=Un(Cn(1,0,0,0),Cn(0,wo(e.x),Ao(e.x).negate(),0),Cn(0,Ao(e.x),wo(e.x),0),Cn(0,0,0,1)),i=Un(Cn(wo(e.y),0,Ao(e.y),0),Cn(0,1,0,0),Cn(Ao(e.y).negate(),0,wo(e.y),0),Cn(0,0,0,1)),n=Un(Cn(wo(e.z),Ao(e.z).negate(),0,0),Cn(Ao(e.z),wo(e.z),0,0),Cn(0,0,1,0),Cn(0,0,0,1));return s.mul(i).mul(n).mul(Cn(r,1)).xyz}}}const sy=an(ry).setParameterLength(2),iy=new Le;class ny extends _g{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(iy),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=rc.mul(Rn(s||0));let u=_n(Kd[0].xyz.length(),Kd[1].xyz.length());null!==n&&(u=u.mul(_n(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=oc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Yu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=yn(i||jh),c=sy(l,d);return Cn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ay=new Pe,oy=new t;class uy extends ny{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ay),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return rc.mul(Rn(e||uc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?_n(n):dp;u=u.mul(ad),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ly.div(hc.z.negate()))),i&&i.isNode&&(u=u.mul(_n(i)));let l=oc.xy;if(s&&s.isNode){const e=yn(s);l=sy(l,e)}return l=l.mul(u),l=l.div(cd.div(2)),l=l.mul(o.w),o=o.add(Cn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ly=Sa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(oy);this.value=.5*t.y});class dy extends Vg{constructor(){super(),this.shadowNode=yn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){Gn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(Gn.rgb)}}const cy=new Ue;class hy extends _g{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(cy),this.setValues(e)}setupLightingModel(){return new dy}}const py=Vn("vec3"),gy=Vn("vec3"),my=Vn("vec3");class fy extends Vg{constructor(){super()}start(e){const{material:t}=e,r=Vn("vec3"),s=Vn("vec3");gn(Id.sub(dc).length().greaterThan(Jd.mul(2)),()=>{r.assign(Id),s.assign(dc)}).Else(()=>{r.assign(dc),s.assign(Id)});const i=s.sub(r),n=Sa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=yn(0).toVar(),l=Rn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Mp(n,()=>{const s=r.add(o.mul(u)),i=Pd.mul(Cn(s,1)).xyz;let n;null!==t.depthNode&&(gy.assign(ag(eg(i.z,Md,Bd))),e.context.sceneDepthNode=ag(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,py.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&py.mulAssign(n);const d=py.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),my.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?gn(r.greaterThanEqual(gy),()=>{py.addAssign(e)}):py.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(xm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(my)}}class yy extends _g{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=L,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new fy}}class by{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class xy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Vs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Gs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Gs(e,1)),e=Gs(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const vy=[];class Ny{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);vy[0]=e,vy[1]=t,vy[2]=n,vy[3]=i;let l=u.get(vy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(vy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),vy[0]=null,vy[1]=null,vy[2]=null,vy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new xy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new _y(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class Sy{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Ry=1,Ay=2,Ey=3,wy=4,Cy=16;class My extends Sy{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===Ry?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ay?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Ey?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===wy&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=By(e),i.__id=Fy(e),i}class Py extends Sy{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Ey):this.updateAttribute(e,Ry);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ay);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,wy)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Ly(t),e.set(t,r)):r.version===By(t)&&r.__id===Fy(t)||(this.attributes.delete(r),r=Ly(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Uy{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==K||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ke||(r=3);let s=t*r;e.type===Qe||e.type===Ye?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Dy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Iy extends Dy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Oy extends Dy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Vy=0;class ky{constructor(e,t,r,s=null,i=null){this.id=Vy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Gy extends Sy{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new ky(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new ky(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new ky(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Oy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Iy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class zy extends Sy{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?wy:Ey;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?wy:Ey,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function $y(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Wy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Hy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===P&&!1===e.forceSinglePass}class qy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Hy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Hy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||$y),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Wy),this.transparent.length>1&&this.transparent.sort(t||Wy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Jy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),hn(r),e.removeActiveStack(this),o}}const ib=an(sb).setParameterLength(0,1);class nb extends ci{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=js(i),a=Xs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class ab extends ci{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ob extends ci{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew mb(e,"uint","float"),bb={};class xb extends io{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(fb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return xn;case"int":return bn;case"uvec2":return Nn;case"uvec3":return En;case"uvec4":return Bn;case"ivec2":return vn;case"ivec3":return An;case"ivec4":return Mn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return cn(([e])=>{const s=xn(0);this._resolveElementType(e,s,t);const i=yn(s.bitAnd(Go(s))),n=yb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return cn(([e])=>{gn(e.equal(xn(0)),()=>xn(32));const s=xn(0),i=xn(0);return this._resolveElementType(e,s,t),gn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),gn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),gn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),gn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),gn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return cn(([e])=>{const s=xn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(xn(1)).bitAnd(xn(1431655765)))),s.assign(s.bitAnd(xn(858993459)).add(s.shiftRight(xn(2)).bitAnd(xn(858993459))));const i=s.add(s.shiftRight(xn(4))).bitAnd(xn(252645135)).mul(xn(16843009)).shiftRight(xn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return cn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}xb.COUNT_TRAILING_ZEROS="countTrailingZeros",xb.COUNT_LEADING_ZEROS="countLeadingZeros",xb.COUNT_ONE_BITS="countOneBits";const Tb=un(xb,xb.COUNT_TRAILING_ZEROS).setParameterLength(1),_b=un(xb,xb.COUNT_LEADING_ZEROS).setParameterLength(1),vb=un(xb,xb.COUNT_ONE_BITS).setParameterLength(1),Nb=cn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),Sb=(e,t)=>au(Ua(4,e.mul(Pa(1,e))),t);class Rb extends gi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Ab=un(Rb,"snorm").setParameterLength(1),Eb=un(Rb,"unorm").setParameterLength(1),wb=un(Rb,"float16").setParameterLength(1);class Cb extends gi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Mb=un(Cb,"snorm").setParameterLength(1),Bb=un(Cb,"unorm").setParameterLength(1),Fb=un(Cb,"float16").setParameterLength(1),Lb=cn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Pb=cn(([e])=>Rn(Lb(e.z.add(Lb(e.y.mul(1)))),Lb(e.z.add(Lb(e.x.mul(1)))),Lb(e.y.add(Lb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Ub=cn(([e,t,r])=>{const s=Rn(e).toVar(),i=yn(1.4).toVar(),n=yn(0).toVar(),a=Rn(s).toVar();return Mp({start:yn(0),end:yn(3),type:"float",condition:"<="},()=>{const e=Rn(Pb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(yn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=yn(Lb(s.z.add(Lb(s.x.add(Lb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Db extends ci{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Ib=an(Db),Ob=e=>(...t)=>Ib(e,...t),Vb=Sa(0).setGroup(_a).onRenderUpdate(e=>e.time),kb=Sa(0).setGroup(_a).onRenderUpdate(e=>e.deltaTime),Gb=Sa(0,"uint").setGroup(_a).onRenderUpdate(e=>e.frameId);const zb=cn(([e,t,r=_n(.5)])=>sy(e.sub(r),t).add(r)),$b=cn(([e,t,r=_n(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Wb=cn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Kd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Kd;const i=Pd.mul(s);return Zi(t)&&(i[0][0]=Kd[0].length(),i[0][1]=0,i[0][2]=0),Zi(r)&&(i[1][0]=0,i[1][1]=Kd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Fd.mul(i).mul(uc)}),Hb=cn(([e=null])=>{const t=ag();return ag(Qp(e)).sub(t).lessThan(0).select(od,e)}),qb=cn(([e,t=Vl(),r=yn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=_n(a,o);return t.add(l).mul(u)}),jb=cn(([e,t=null,r=null,s=yn(1),i=uc,n=xc])=>{let a=n.abs().normalize();a=a.div(a.dot(Rn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Xl(d,o).mul(a.x),g=Xl(c,u).mul(a.y),m=Xl(h,l).mul(a.z);return La(p,g,m)}),Xb=new ut,Kb=new r,Qb=new r,Yb=new r,Zb=new a,Jb=new r(0,0,-1),ex=new s,tx=new r,rx=new r,sx=new s,ix=new t,nx=new ne,ax=od.flipX();nx.depthTexture=new Z(1,1);let ox=!1;class ux extends ql{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||nx.texture,ax),this._reflectorBaseNode=e.reflector||new lx(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new ux({defaultTexture:nx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class lx extends ci{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ri.RENDER:ri.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(ix),e.setSize(Math.round(ix.width*r),Math.round(ix.height*r))}setup(e){return this._updateResolution(nx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ox)return!1;ox=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(ix),this._updateResolution(o,s),Qb.setFromMatrixPosition(n.matrixWorld),Yb.setFromMatrixPosition(r.matrixWorld),Zb.extractRotation(n.matrixWorld),Kb.set(0,0,1),Kb.applyMatrix4(Zb),tx.subVectors(Qb,Yb);let u=!1;if(!0===tx.dot(Kb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ox=!1);u=!0}tx.reflect(Kb).negate(),tx.add(Qb),Zb.extractRotation(r.matrixWorld),Jb.set(0,0,-1),Jb.applyMatrix4(Zb),Jb.add(Yb),rx.subVectors(Qb,Jb),rx.reflect(Kb).negate(),rx.add(Qb),a.coordinateSystem=r.coordinateSystem,a.position.copy(tx),a.up.set(0,1,0),a.up.applyMatrix4(Zb),a.up.reflect(Kb),a.lookAt(rx),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Xb.setFromNormalAndCoplanarPoint(Kb,Qb),Xb.applyMatrix4(a.matrixWorldInverse),ex.set(Xb.normal.x,Xb.normal.y,Xb.normal.z,Xb.constant);const l=a.projectionMatrix;sx.x=(Math.sign(ex.x)+l.elements[8])/l.elements[0],sx.y=(Math.sign(ex.y)+l.elements[9])/l.elements[5],sx.z=-1,sx.w=(1+l.elements[10])/l.elements[14],ex.multiplyScalar(1/ex.dot(sx));l.elements[2]=ex.x,l.elements[6]=ex.y,l.elements[10]=s.coordinateSystem===h?ex.z-0:ex.z+1-0,l.elements[14]=ex.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ox=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const dx=new Ne(-1,1,1,-1,0,1);class cx extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const hx=new cx;class px extends oe{constructor(e=null){super(hx,e),this.camera=dx,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,dx)}render(e){e.render(this,dx)}}const gx=new t;class mx extends ql{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,Vl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new px(new _g),this.updateBeforeType=ri.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(gx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new ql(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const fx=(e,...t)=>new mx(tn(e),...t),yx=cn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=_n(e.x,e.y.oneMinus()).mul(2).sub(1),i=Cn(Rn(e,t),1)):i=Cn(Rn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Cn(r.mul(i));return n.xyz.div(n.w)}),bx=cn(([e,t])=>{const r=t.mul(Cn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return _n(s.x,s.y.oneMinus())}),xx=cn(([e,t,r])=>{const s=Gl(Kl(t)),i=vn(e.mul(s)).toVar(),n=Kl(t,i).toVar(),a=Kl(t,i.sub(vn(2,0))).toVar(),o=Kl(t,i.sub(vn(1,0))).toVar(),u=Kl(t,i.add(vn(1,0))).toVar(),l=Kl(t,i.add(vn(2,0))).toVar(),d=Kl(t,i.add(vn(0,2))).toVar(),c=Kl(t,i.add(vn(0,1))).toVar(),h=Kl(t,i.sub(vn(0,1))).toVar(),p=Kl(t,i.sub(vn(0,2))).toVar(),g=Oo(Pa(yn(2).mul(o).sub(a),n)).toVar(),m=Oo(Pa(yn(2).mul(u).sub(l),n)).toVar(),f=Oo(Pa(yn(2).mul(c).sub(d),n)).toVar(),y=Oo(Pa(yn(2).mul(h).sub(p),n)).toVar(),b=yx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(yx(e.sub(_n(yn(1).div(s.x),0)),o,r)),b.negate().add(yx(e.add(_n(yn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(yx(e.add(_n(0,yn(1).div(s.y))),c,r)),b.negate().add(yx(e.sub(_n(0,yn(1).div(s.y))),h,r)));return So(nu(x,T))}),Tx=cn(([e])=>Ro(yn(52.9829189).mul(Ro(iu(e,_n(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),_x=cn(([e,t,r])=>{const s=yn(2.399963229728653),i=To(yn(e).add(.5).div(yn(t))),n=yn(e).mul(s).add(r);return _n(wo(n),Ao(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class vx extends ci{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Vl())}sample(e){return this.callback(e)}}class Nx extends ci{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Nx.OBJECT?this.updateType=ri.OBJECT:e===Nx.MATERIAL?this.updateType=ri.RENDER:e===Nx.FRAME?this.updateType=ri.FRAME:e===Nx.BEFORE_OBJECT?this.updateBeforeType=ri.OBJECT:e===Nx.BEFORE_MATERIAL?this.updateBeforeType=ri.RENDER:e===Nx.BEFORE_FRAME&&(this.updateBeforeType=ri.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Nx.OBJECT="object",Nx.MATERIAL="material",Nx.FRAME="frame",Nx.BEFORE_OBJECT="beforeObject",Nx.BEFORE_MATERIAL="beforeMaterial",Nx.BEFORE_FRAME="beforeFrame";const Sx=(e,t)=>new Nx(e,t).toStack();class Rx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Ax extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Ex extends ci{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const wx=on(Ex),Cx=new a,Mx=Sa(0).setGroup(_a).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),Bx=Sa(1).setGroup(_a).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Fx=Sa(new a).setGroup(_a).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Cx.makeRotationFromEuler(e.backgroundRotation).transpose():Cx.identity(),Cx});class Lx extends ql{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ii.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ii.READ_WRITE)}toReadOnly(){return this.setAccess(ii.READ_ONLY)}toWriteOnly(){return this.setAccess(ii.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Px=an(Lx).setParameterLength(1,3),Ux=cn(({texture:e,uv:t})=>{const r=1e-4,s=Rn().toVar();return gn(t.x.lessThan(r),()=>{s.assign(Rn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Rn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Rn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Rn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Rn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Rn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Rn(-.01,0,0))).r.sub(e.sample(t.add(Rn(r,0,0))).r),n=e.sample(t.add(Rn(0,-.01,0))).r.sub(e.sample(t.add(Rn(0,r,0))).r),a=e.sample(t.add(Rn(0,0,-.01))).r.sub(e.sample(t.add(Rn(0,0,r))).r);s.assign(Rn(i,n,a))}),s.normalize()});class Dx extends ql{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Rn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Ux({texture:this,uv:e})}}const Ix=an(Dx).setParameterLength(1,3);class Ox extends Wc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Vx=new WeakMap;class kx extends gi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ri.OBJECT,this.updateAfterType=ri.OBJECT,this.previousModelWorldMatrix=Sa(new a),this.previousProjectionMatrix=Sa(new a).setGroup(_a),this.previousCameraViewMatrix=Sa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=zx(r);this.previousModelWorldMatrix.value.copy(s);const i=Gx(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){zx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Fd:Sa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(rc).mul(uc),s=this.previousProjectionMatrix.mul(t).mul(lc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Pa(i,n)}}function Gx(e){let t=Vx.get(e);return void 0===t&&(t={},Vx.set(e,t)),t}function zx(e,t=0){const r=Gx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const $x=on(kx),Wx=cn(([e])=>Xx(e.rgb)),Hx=cn(([e,t=yn(1)])=>t.mix(Xx(e.rgb),e.rgb)),qx=cn(([e,t=yn(1)])=>{const r=La(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return pu(e.rgb,s,i)}),jx=cn(([e,t=yn(1)])=>{const r=Rn(.57735,.57735,.57735),s=t.cos();return Rn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(iu(r,e.rgb).mul(s.oneMinus())))))}),Xx=(e,t=Rn(p.getLuminanceCoefficients(new r)))=>iu(e,t),Kx=cn(([e,t=Rn(1),s=Rn(0),i=Rn(1),n=yn(1),a=Rn(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(Rn(a)),u=Jo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return gn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),gn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),gn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Cn(u.rgb,e.a)}),Qx=cn(([e,t])=>e.mul(t).floor().div(t));let Yx=null;class Zx extends $p{static get type(){return"ViewportSharedTextureNode"}constructor(e=od,t=null){null===Yx&&(Yx=new Q),super(e,t,Yx)}getTextureForReference(){return Yx}updateReference(){return this}}const Jx=an(Zx).setParameterLength(0,2),eT=new t;class tT extends ql{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class rT extends tT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class sT extends gi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==sT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Sa(0),this._cameraFar=Sa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ri.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new rT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new rT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=rg(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Zp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=K),this.scope===sT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),eT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(eT)),this._pixelRatio=i,this.setSize(eT.width,eT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:wu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}sT.COLOR="color",sT.DEPTH="depth";class iT extends sT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(sT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new _g;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=L;const t=xc.negate(),r=Fd.mul(rc),s=yn(1),i=r.mul(Cn(uc,1)),n=r.mul(Cn(uc.add(t),1)),a=So(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Cn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const nT=cn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aT=cn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),oT=cn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=cn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),lT=cn(([e,t])=>{const r=Pn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Pn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=uT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=Pn(Rn(1.6605,-.1246,-.0182),Rn(-.5876,1.1329,-.1006),Rn(-.0728,-.0083,1.1187)),cT=Pn(Rn(.6274,.0691,.0164),Rn(.3293,.9195,.088),Rn(.0433,.0113,.8956)),hT=cn(([e])=>{const t=Rn(e).toVar(),r=Rn(t.mul(t)).toVar(),s=Rn(r.mul(r)).toVar();return yn(15.5).mul(s.mul(r)).sub(Ua(40.14,s.mul(t))).add(Ua(31.96,s).sub(Ua(6.868,r.mul(t))).add(Ua(.4298,r).add(Ua(.1191,t).sub(.00232))))}),pT=cn(([e,t])=>{const r=Rn(e).toVar(),s=Pn(Rn(.856627153315983,.137318972929847,.11189821299995),Rn(.0951212405381588,.761241990602591,.0767994186031903),Rn(.0482516061458583,.101439036467562,.811302368396859)),i=Pn(Rn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Rn(-.11060664309660323,1.157823702216272,-.11060664309660294),Rn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=yn(-12.47393),a=yn(4.026069);return r.mulAssign(t),r.assign(cT.mul(r)),r.assign(s.mul(r)),r.assign(Jo(r,1e-10)),r.assign(xo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(gu(r,0,1)),r.assign(hT(r)),r.assign(i.mul(r)),r.assign(au(Jo(Rn(0),r),Rn(2.2))),r.assign(dT.mul(r)),r.assign(gu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),gT=cn(([e,t])=>{const r=yn(.76),s=yn(.15);e=e.mul(t);const i=Zo(e.r,Zo(e.g,e.b)),n=Au(i.lessThan(.08),i.sub(Ua(6.25,i.mul(i))),.04);e.subAssign(n);const a=Jo(e.r,Jo(e.g,e.b));gn(a.lessThan(r),()=>e);const o=Pa(1,r),u=Pa(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Pa(1,Da(1,s.mul(a.sub(u)).add(1)));return pu(e,Rn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class mT extends ci{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const fT=an(mT).setParameterLength(1,3);class yT extends mT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const bT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function xT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||hc.z).negate()}const TT=cn(([e,t],r)=>{const s=xT(r);return yu(e,t,s)}),_T=cn(([e],t)=>{const r=xT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),vT=cn(([e,t],r)=>{const s=xT(r),i=t.sub(dc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),NT=cn(([e,t])=>Cn(t.toFloat().mix(oa.rgb,e.toVec3()),oa.a));let ST=null,RT=null;class AT extends ci{static get type(){return"RangeNode"}constructor(e=yn(),t=yn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ks(t.value)),i=e.getTypeLength(Ks(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Wl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ks(a)),d=e.getTypeLength(Ks(o));ST=ST||new s,RT=RT||new s,ST.setScalar(0),RT.setScalar(0),1===u?ST.setScalar(a):a.isColor?ST.set(a.r,a.g,a.b,1):ST.set(a.x,a.y,a.z||0,a.w||0),1===d?RT.setScalar(o):o.isColor?RT.set(o.r,o.g,o.b,1):RT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew wT(e,t),MT=CT("numWorkgroups","uvec3"),BT=CT("workgroupId","uvec3"),FT=CT("globalId","uvec3"),LT=CT("localId","uvec3"),PT=CT("subgroupSize","uint");class UT extends ci{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const DT=an(UT);class IT extends hi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class OT extends ci{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Is),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new IT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class VT extends ci{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=wl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}VT.ATOMIC_LOAD="atomicLoad",VT.ATOMIC_STORE="atomicStore",VT.ATOMIC_ADD="atomicAdd",VT.ATOMIC_SUB="atomicSub",VT.ATOMIC_MAX="atomicMax",VT.ATOMIC_MIN="atomicMin",VT.ATOMIC_AND="atomicAnd",VT.ATOMIC_OR="atomicOr",VT.ATOMIC_XOR="atomicXor";const kT=an(VT),GT=(e,t,r)=>kT(e,t,r).toStack();class zT extends gi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===zT.SUBGROUP_ELECT?"bool":t===zT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===zT.SUBGROUP_BROADCAST||r===zT.SUBGROUP_SHUFFLE||r===zT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===zT.SUBGROUP_SHUFFLE_XOR||r===zT.SUBGROUP_SHUFFLE_DOWN||r===zT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}zT.SUBGROUP_ELECT="subgroupElect",zT.SUBGROUP_BALLOT="subgroupBallot",zT.SUBGROUP_ADD="subgroupAdd",zT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",zT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",zT.SUBGROUP_MUL="subgroupMul",zT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",zT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",zT.SUBGROUP_AND="subgroupAnd",zT.SUBGROUP_OR="subgroupOr",zT.SUBGROUP_XOR="subgroupXor",zT.SUBGROUP_MIN="subgroupMin",zT.SUBGROUP_MAX="subgroupMax",zT.SUBGROUP_ALL="subgroupAll",zT.SUBGROUP_ANY="subgroupAny",zT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",zT.QUAD_SWAP_X="quadSwapX",zT.QUAD_SWAP_Y="quadSwapY",zT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",zT.SUBGROUP_BROADCAST="subgroupBroadcast",zT.SUBGROUP_SHUFFLE="subgroupShuffle",zT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",zT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",zT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",zT.QUAD_BROADCAST="quadBroadcast";const $T=un(zT,zT.SUBGROUP_ELECT).setParameterLength(0),WT=un(zT,zT.SUBGROUP_BALLOT).setParameterLength(1),HT=un(zT,zT.SUBGROUP_ADD).setParameterLength(1),qT=un(zT,zT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),jT=un(zT,zT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),XT=un(zT,zT.SUBGROUP_MUL).setParameterLength(1),KT=un(zT,zT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),QT=un(zT,zT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),YT=un(zT,zT.SUBGROUP_AND).setParameterLength(1),ZT=un(zT,zT.SUBGROUP_OR).setParameterLength(1),JT=un(zT,zT.SUBGROUP_XOR).setParameterLength(1),e_=un(zT,zT.SUBGROUP_MIN).setParameterLength(1),t_=un(zT,zT.SUBGROUP_MAX).setParameterLength(1),r_=un(zT,zT.SUBGROUP_ALL).setParameterLength(0),s_=un(zT,zT.SUBGROUP_ANY).setParameterLength(0),i_=un(zT,zT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),n_=un(zT,zT.QUAD_SWAP_X).setParameterLength(1),a_=un(zT,zT.QUAD_SWAP_Y).setParameterLength(1),o_=un(zT,zT.QUAD_SWAP_DIAGONAL).setParameterLength(1),u_=un(zT,zT.SUBGROUP_BROADCAST).setParameterLength(2),l_=un(zT,zT.SUBGROUP_SHUFFLE).setParameterLength(2),d_=un(zT,zT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),c_=un(zT,zT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),h_=un(zT,zT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),p_=un(zT,zT.QUAD_BROADCAST).setParameterLength(1);let g_;function m_(e){g_=g_||new WeakMap;let t=g_.get(e);return void 0===t&&g_.set(e,t={}),t}function f_(e){const t=m_(e);return t.shadowMatrix||(t.shadowMatrix=Sa("mat4").setGroup(_a).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function y_(e,t=dc){const r=f_(e).mul(t);return r.xyz.div(r.w)}function b_(e){const t=m_(e);return t.position||(t.position=Sa(new r).setGroup(_a).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function x_(e){const t=m_(e);return t.targetPosition||(t.targetPosition=Sa(new r).setGroup(_a).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function T_(e){const t=m_(e);return t.viewPosition||(t.viewPosition=Sa(new r).setGroup(_a).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const __=e=>Pd.transformDirection(b_(e).sub(x_(e))),v_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},N_=new WeakMap,S_=[];class R_ extends ci{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Vn("vec3","totalDiffuse"),this.totalSpecularNode=Vn("vec3","totalSpecular"),this.outgoingLightNode=Vn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(tn(e));else{let s=null;if(null!==r&&(s=v_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===N_.has(e)&&N_.set(e,new t(e)),s=N_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Rn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class A_ extends ci{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ri.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){E_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||dc)}}const E_=Vn("vec3","shadowPositionWorld");function w_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function C_(e,t){return t=w_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function M_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function B_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=B_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function L_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function P_(e,t,r){return r=F_(t,r=C_(e,r))}function U_(e,t,r){M_(e,r),L_(t,r)}var D_=Object.freeze({__proto__:null,resetRendererAndSceneState:P_,resetRendererState:C_,resetSceneState:F_,restoreRendererAndSceneState:U_,restoreRendererState:M_,restoreSceneState:L_,saveRendererAndSceneState:function(e,t,r={}){return r=B_(t,r=w_(e,r))},saveRendererState:w_,saveSceneState:B_});const I_=new WeakMap,O_=cn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Xl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),V_=cn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Xl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Hc("mapSize","vec2",r).setGroup(_a),a=Hc("radius","float",r).setGroup(_a),o=_n(1).div(n),u=a.mul(o.x),l=Tx(ld.xy).mul(6.28318530718);return La(i(t.xy.add(_x(0,5,l).mul(u)),t.z),i(t.xy.add(_x(1,5,l).mul(u)),t.z),i(t.xy.add(_x(2,5,l).mul(u)),t.z),i(t.xy.add(_x(3,5,l).mul(u)),t.z),i(t.xy.add(_x(4,5,l).mul(u)),t.z)).mul(.2)}),k_=cn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Xl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Hc("mapSize","vec2",r).setGroup(_a),a=_n(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ro(l.mul(n).add(.5));return l.subAssign(d.mul(a)),La(i(l,t.z),i(l.add(_n(o,0)),t.z),i(l.add(_n(0,u)),t.z),i(l.add(a),t.z),pu(i(l.add(_n(o.negate(),0)),t.z),i(l.add(_n(o.mul(2),0)),t.z),d.x),pu(i(l.add(_n(o.negate(),u)),t.z),i(l.add(_n(o.mul(2),u)),t.z),d.x),pu(i(l.add(_n(0,u.negate())),t.z),i(l.add(_n(0,u.mul(2))),t.z),d.y),pu(i(l.add(_n(o,u.negate())),t.z),i(l.add(_n(o,u.mul(2))),t.z),d.y),pu(pu(i(l.add(_n(o.negate(),u.negate())),t.z),i(l.add(_n(o.mul(2),u.negate())),t.z),d.x),pu(i(l.add(_n(o.negate(),u.mul(2))),t.z),i(l.add(_n(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),G_=cn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Xl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=Jo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?eu(n,t.z):eu(t.z,n),u=yn(1).toVar();return gn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=gu(Pa(r,.3).div(.65)),u.assign(Jo(o,r))}),u}),z_=e=>{let t=I_.get(e);return void 0===t&&(t=new _g,t.colorNode=Cn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,I_.set(e,t)),t},$_=e=>{const t=I_.get(e);void 0!==t&&(t.dispose(),I_.delete(e))},W_=new xy,H_=[],q_=(e,t,r,s)=>{H_[0]=e,H_[1]=t;let i=W_.get(H_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Ys(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,W_.set(H_,i)),H_[0]=null,H_[1]=null,i},j_=cn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=yn(0).toVar("meanVertical"),a=yn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(yn(1)).select(yn(0),yn(2).div(e.sub(1))),u=e.lessThanEqual(yn(1)).select(yn(0),yn(-1));Mp({start:bn(0),end:bn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(yn(e).mul(o));let d=s.sample(La(ld.xy,_n(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return _n(n,l)}),X_=cn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=yn(0).toVar("meanHorizontal"),a=yn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(yn(1)).select(yn(0),yn(2).div(e.sub(1))),u=e.lessThanEqual(yn(1)).select(yn(0),yn(-1));Mp({start:bn(0),end:bn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(yn(e).mul(o));let d=s.sample(La(ld.xy,_n(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(La(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=To(a.sub(n.mul(n)).max(0));return _n(n,l)}),K_=[O_,V_,k_,G_];let Q_;const Y_=new px;class Z_ extends A_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,yn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Hc("bias","float",r).setGroup(_a);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Hc("near","float",r.camera).setGroup(_a),s=Hc("far","float",r.camera).setGroup(_a);n=sg(e.negate(),t,s)}return a=Rn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return K_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Xl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Xl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Hc("blurSamples","float",i).setGroup(_a),o=Hc("radius","float",i).setGroup(_a),u=Hc("mapSize","vec2",i).setGroup(_a);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new _g);l.fragmentNode=j_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new _g),l.fragmentNode=X_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Hc("intensity","float",i).setGroup(_a),d=Hc("normalBias","float",i).setGroup(_a),c=f_(s),h=Sc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(E_.add(h));else{p=Sa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(uc).add(c.mul(Cn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=zc(a.texture,g.xyz):(b=Xl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?pu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():pu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?zc(this.shadowMap.texture):Xl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?zc(this.shadowMap.texture).r.oneMinus():Kl(this.shadowMap.depthTexture,Vl().mul(Gl(Xl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return cn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Q_=P_(i,n,Q_),n.overrideMaterial=z_(r),i.setRenderObjectFunction(q_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,U_(i,n,Q_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),Y_.material=this.vsmMaterialVertical,Y_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),Y_.material=this.vsmMaterialHorizontal,Y_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,$_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const J_=(e,t)=>new Z_(e,t),ev=new e,tv=new a,rv=new r,sv=new r,iv=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],nv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],av=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],uv=cn(({depthTexture:e,bd3D:t,dp:r})=>zc(e,t).compare(r)),lv=cn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Hc("radius","float",s).setGroup(_a),n=Hc("mapSize","vec2",s).setGroup(_a),a=i.div(n.x),o=Oo(t),u=So(nu(t,o.x.greaterThan(o.z).select(Rn(0,1,0),Rn(1,0,0)))),l=nu(t,u),d=Tx(ld.xy).mul(6.28318530718),c=_x(0,5,d),h=_x(1,5,d),p=_x(2,5,d),g=_x(3,5,d),m=_x(4,5,d);return zc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(zc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(zc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(zc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(zc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),dv=cn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Sa("float").setGroup(_a).onRenderUpdate(()=>s.camera.near),l=Sa("float").setGroup(_a).onRenderUpdate(()=>s.camera.far),d=Hc("bias","float",s).setGroup(_a),c=yn(1).toVar();return gn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=tg(o.negate(),u,l),r.subAssign(d)):(r=eg(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class cv extends Z_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?uv:lv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return dv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?iv:av,d=u?nv:ov;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(ev),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),rv.setFromMatrixPosition(s.matrixWorld),a.position.copy(rv),sv.copy(a.position),sv.add(l[e]),a.up.copy(d[e]),a.lookAt(sv),a.updateMatrixWorld(),o.makeTranslation(-rv.x,-rv.y,-rv.z),tv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(tv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const hv=(e,t)=>new cv(e,t);class pv extends Ip{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Sa(this.color).setGroup(_a),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ri.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return T_(this.light).sub(e.context.positionView||hc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return J_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?tn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const gv=cn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),mv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=gv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class fv extends pv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Sa(0).setGroup(_a),this.decayExponentNode=Sa(2).setGroup(_a)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return hv(this.light)}setupDirect(e){return mv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const yv=cn(([e=Vl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),bv=cn(([e=Vl()],{renderer:t,material:r})=>{const s=hu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=yn(s.fwidth()).toVar();i=yu(e.oneMinus(),e.add(1),s).oneMinus()}else i=Au(s.greaterThan(1),0,1);return i}),xv=cn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=Tn(e).toVar();return Au(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),Tv=cn(([e,t])=>{const r=Tn(t).toVar(),s=yn(e).toVar();return Au(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),_v=cn(([e])=>{const t=yn(e).toVar();return bn(vo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),vv=cn(([e,t])=>{const r=yn(e).toVar();return t.assign(_v(r)),r.sub(yn(t))}),Nv=Ob([cn(([e,t,r,s,i,n])=>{const a=yn(n).toVar(),o=yn(i).toVar(),u=yn(s).toVar(),l=yn(r).toVar(),d=yn(t).toVar(),c=yn(e).toVar(),h=yn(Pa(1,o)).toVar();return Pa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),cn(([e,t,r,s,i,n])=>{const a=yn(n).toVar(),o=yn(i).toVar(),u=Rn(s).toVar(),l=Rn(r).toVar(),d=Rn(t).toVar(),c=Rn(e).toVar(),h=yn(Pa(1,o)).toVar();return Pa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Sv=Ob([cn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(d).toVar(),h=yn(l).toVar(),p=yn(u).toVar(),g=yn(o).toVar(),m=yn(a).toVar(),f=yn(n).toVar(),y=yn(i).toVar(),b=yn(s).toVar(),x=yn(r).toVar(),T=yn(t).toVar(),_=yn(e).toVar(),v=yn(Pa(1,p)).toVar(),N=yn(Pa(1,h)).toVar();return yn(Pa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),cn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=yn(d).toVar(),h=yn(l).toVar(),p=yn(u).toVar(),g=Rn(o).toVar(),m=Rn(a).toVar(),f=Rn(n).toVar(),y=Rn(i).toVar(),b=Rn(s).toVar(),x=Rn(r).toVar(),T=Rn(t).toVar(),_=Rn(e).toVar(),v=yn(Pa(1,p)).toVar(),N=yn(Pa(1,h)).toVar();return yn(Pa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Rv=cn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=xn(e).toVar(),a=xn(n.bitAnd(xn(7))).toVar(),o=yn(xv(a.lessThan(xn(4)),i,s)).toVar(),u=yn(Ua(2,xv(a.lessThan(xn(4)),s,i))).toVar();return Tv(o,Tn(a.bitAnd(xn(1)))).add(Tv(u,Tn(a.bitAnd(xn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Av=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=xn(e).toVar(),u=xn(o.bitAnd(xn(15))).toVar(),l=yn(xv(u.lessThan(xn(8)),a,n)).toVar(),d=yn(xv(u.lessThan(xn(4)),n,xv(u.equal(xn(12)).or(u.equal(xn(14))),a,i))).toVar();return Tv(l,Tn(u.bitAnd(xn(1)))).add(Tv(d,Tn(u.bitAnd(xn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Ev=Ob([Rv,Av]),wv=cn(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=En(e).toVar();return Rn(Ev(n.x,i,s),Ev(n.y,i,s),Ev(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Cv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=yn(t).toVar(),o=En(e).toVar();return Rn(Ev(o.x,a,n,i),Ev(o.y,a,n,i),Ev(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Mv=Ob([wv,Cv]),Bv=cn(([e])=>{const t=yn(e).toVar();return Ua(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=cn(([e])=>{const t=yn(e).toVar();return Ua(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Lv=Ob([Bv,cn(([e])=>{const t=Rn(e).toVar();return Ua(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Pv=Ob([Fv,cn(([e])=>{const t=Rn(e).toVar();return Ua(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Uv=cn(([e,t])=>{const r=bn(t).toVar(),s=xn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(bn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Dv=cn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Uv(r,bn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Uv(e,bn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Uv(t,bn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Uv(r,bn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Uv(e,bn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Uv(t,bn(4))),t.addAssign(e)}),Iv=cn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=xn(e).toVar();return s.bitXorAssign(i),s.subAssign(Uv(i,bn(14))),n.bitXorAssign(s),n.subAssign(Uv(s,bn(11))),i.bitXorAssign(n),i.subAssign(Uv(n,bn(25))),s.bitXorAssign(i),s.subAssign(Uv(i,bn(16))),n.bitXorAssign(s),n.subAssign(Uv(s,bn(4))),i.bitXorAssign(n),i.subAssign(Uv(n,bn(14))),s.bitXorAssign(i),s.subAssign(Uv(i,bn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Ov=cn(([e])=>{const t=xn(e).toVar();return yn(t).div(yn(xn(bn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Vv=cn(([e])=>{const t=yn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),kv=Ob([cn(([e])=>{const t=bn(e).toVar(),r=xn(xn(1)).toVar(),s=xn(xn(bn(3735928559)).add(r.shiftLeft(xn(2))).add(xn(13))).toVar();return Iv(s.add(xn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),cn(([e,t])=>{const r=bn(t).toVar(),s=bn(e).toVar(),i=xn(xn(2)).toVar(),n=xn().toVar(),a=xn().toVar(),o=xn().toVar();return n.assign(a.assign(o.assign(xn(bn(3735928559)).add(i.shiftLeft(xn(2))).add(xn(13))))),n.addAssign(xn(s)),a.addAssign(xn(r)),Iv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),cn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar(),a=xn(xn(3)).toVar(),o=xn().toVar(),u=xn().toVar(),l=xn().toVar();return o.assign(u.assign(l.assign(xn(bn(3735928559)).add(a.shiftLeft(xn(2))).add(xn(13))))),o.addAssign(xn(n)),u.addAssign(xn(i)),l.addAssign(xn(s)),Iv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),cn(([e,t,r,s])=>{const i=bn(s).toVar(),n=bn(r).toVar(),a=bn(t).toVar(),o=bn(e).toVar(),u=xn(xn(4)).toVar(),l=xn().toVar(),d=xn().toVar(),c=xn().toVar();return l.assign(d.assign(c.assign(xn(bn(3735928559)).add(u.shiftLeft(xn(2))).add(xn(13))))),l.addAssign(xn(o)),d.addAssign(xn(a)),c.addAssign(xn(n)),Dv(l,d,c),l.addAssign(xn(i)),Iv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),cn(([e,t,r,s,i])=>{const n=bn(i).toVar(),a=bn(s).toVar(),o=bn(r).toVar(),u=bn(t).toVar(),l=bn(e).toVar(),d=xn(xn(5)).toVar(),c=xn().toVar(),h=xn().toVar(),p=xn().toVar();return c.assign(h.assign(p.assign(xn(bn(3735928559)).add(d.shiftLeft(xn(2))).add(xn(13))))),c.addAssign(xn(l)),h.addAssign(xn(u)),p.addAssign(xn(o)),Dv(c,h,p),c.addAssign(xn(a)),h.addAssign(xn(n)),Iv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Gv=Ob([cn(([e,t])=>{const r=bn(t).toVar(),s=bn(e).toVar(),i=xn(kv(s,r)).toVar(),n=En().toVar();return n.x.assign(i.bitAnd(bn(255))),n.y.assign(i.shiftRight(bn(8)).bitAnd(bn(255))),n.z.assign(i.shiftRight(bn(16)).bitAnd(bn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),cn(([e,t,r])=>{const s=bn(r).toVar(),i=bn(t).toVar(),n=bn(e).toVar(),a=xn(kv(n,i,s)).toVar(),o=En().toVar();return o.x.assign(a.bitAnd(bn(255))),o.y.assign(a.shiftRight(bn(8)).bitAnd(bn(255))),o.z.assign(a.shiftRight(bn(16)).bitAnd(bn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),zv=Ob([cn(([e])=>{const t=_n(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=yn(vv(t.x,r)).toVar(),n=yn(vv(t.y,s)).toVar(),a=yn(Vv(i)).toVar(),o=yn(Vv(n)).toVar(),u=yn(Nv(Ev(kv(r,s),i,n),Ev(kv(r.add(bn(1)),s),i.sub(1),n),Ev(kv(r,s.add(bn(1))),i,n.sub(1)),Ev(kv(r.add(bn(1)),s.add(bn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Lv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=bn().toVar(),n=yn(vv(t.x,r)).toVar(),a=yn(vv(t.y,s)).toVar(),o=yn(vv(t.z,i)).toVar(),u=yn(Vv(n)).toVar(),l=yn(Vv(a)).toVar(),d=yn(Vv(o)).toVar(),c=yn(Sv(Ev(kv(r,s,i),n,a,o),Ev(kv(r.add(bn(1)),s,i),n.sub(1),a,o),Ev(kv(r,s.add(bn(1)),i),n,a.sub(1),o),Ev(kv(r.add(bn(1)),s.add(bn(1)),i),n.sub(1),a.sub(1),o),Ev(kv(r,s,i.add(bn(1))),n,a,o.sub(1)),Ev(kv(r.add(bn(1)),s,i.add(bn(1))),n.sub(1),a,o.sub(1)),Ev(kv(r,s.add(bn(1)),i.add(bn(1))),n,a.sub(1),o.sub(1)),Ev(kv(r.add(bn(1)),s.add(bn(1)),i.add(bn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Pv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),$v=Ob([cn(([e])=>{const t=_n(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=yn(vv(t.x,r)).toVar(),n=yn(vv(t.y,s)).toVar(),a=yn(Vv(i)).toVar(),o=yn(Vv(n)).toVar(),u=Rn(Nv(Mv(Gv(r,s),i,n),Mv(Gv(r.add(bn(1)),s),i.sub(1),n),Mv(Gv(r,s.add(bn(1))),i,n.sub(1)),Mv(Gv(r.add(bn(1)),s.add(bn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Lv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn().toVar(),s=bn().toVar(),i=bn().toVar(),n=yn(vv(t.x,r)).toVar(),a=yn(vv(t.y,s)).toVar(),o=yn(vv(t.z,i)).toVar(),u=yn(Vv(n)).toVar(),l=yn(Vv(a)).toVar(),d=yn(Vv(o)).toVar(),c=Rn(Sv(Mv(Gv(r,s,i),n,a,o),Mv(Gv(r.add(bn(1)),s,i),n.sub(1),a,o),Mv(Gv(r,s.add(bn(1)),i),n,a.sub(1),o),Mv(Gv(r.add(bn(1)),s.add(bn(1)),i),n.sub(1),a.sub(1),o),Mv(Gv(r,s,i.add(bn(1))),n,a,o.sub(1)),Mv(Gv(r.add(bn(1)),s,i.add(bn(1))),n.sub(1),a,o.sub(1)),Mv(Gv(r,s.add(bn(1)),i.add(bn(1))),n,a.sub(1),o.sub(1)),Mv(Gv(r.add(bn(1)),s.add(bn(1)),i.add(bn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Pv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Wv=Ob([cn(([e])=>{const t=yn(e).toVar(),r=bn(_v(t)).toVar();return Ov(kv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),cn(([e])=>{const t=_n(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar();return Ov(kv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar();return Ov(kv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),cn(([e])=>{const t=Cn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar(),n=bn(_v(t.w)).toVar();return Ov(kv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Hv=Ob([cn(([e])=>{const t=yn(e).toVar(),r=bn(_v(t)).toVar();return Rn(Ov(kv(r,bn(0))),Ov(kv(r,bn(1))),Ov(kv(r,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),cn(([e])=>{const t=_n(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar();return Rn(Ov(kv(r,s,bn(0))),Ov(kv(r,s,bn(1))),Ov(kv(r,s,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),cn(([e])=>{const t=Rn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar();return Rn(Ov(kv(r,s,i,bn(0))),Ov(kv(r,s,i,bn(1))),Ov(kv(r,s,i,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),cn(([e])=>{const t=Cn(e).toVar(),r=bn(_v(t.x)).toVar(),s=bn(_v(t.y)).toVar(),i=bn(_v(t.z)).toVar(),n=bn(_v(t.w)).toVar();return Rn(Ov(kv(r,s,i,n,bn(0))),Ov(kv(r,s,i,n,bn(1))),Ov(kv(r,s,i,n,bn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),qv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar(),u=yn(0).toVar(),l=yn(1).toVar();return Mp(a,()=>{u.addAssign(l.mul(zv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),jv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar(),u=Rn(0).toVar(),l=yn(1).toVar();return Mp(a,()=>{u.addAssign(l.mul($v(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Xv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar();return _n(qv(o,a,n,i),qv(o.add(Rn(bn(19),bn(193),bn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=cn(([e,t,r,s])=>{const i=yn(s).toVar(),n=yn(r).toVar(),a=bn(t).toVar(),o=Rn(e).toVar(),u=Rn(jv(o,a,n,i)).toVar(),l=yn(qv(o.add(Rn(bn(19),bn(193),bn(17))),a,n,i)).toVar();return Cn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=Ob([cn(([e,t,r,s,i,n,a])=>{const o=bn(a).toVar(),u=yn(n).toVar(),l=bn(i).toVar(),d=bn(s).toVar(),c=bn(r).toVar(),h=bn(t).toVar(),p=_n(e).toVar(),g=Rn(Hv(_n(h.add(d),c.add(l)))).toVar(),m=_n(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=_n(_n(yn(h),yn(c)).add(m)).toVar(),y=_n(f.sub(p)).toVar();return gn(o.equal(bn(2)),()=>Oo(y.x).add(Oo(y.y))),gn(o.equal(bn(3)),()=>Jo(Oo(y.x),Oo(y.y))),iu(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),cn(([e,t,r,s,i,n,a,o,u])=>{const 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s=bn(r).toVar(),i=yn(t).toVar(),n=_n(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=_n(vv(n.x,a),vv(n.y,o)).toVar(),l=Rn(1e6,1e6,1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{const r=yn(Qv(u,e,t,a,o,i,s)).toVar();gn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),gn(s.equal(bn(0)),()=>{l.assign(To(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=Ob([Yv,cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=Rn(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=bn().toVar(),l=Rn(vv(n.x,a),vv(n.y,o),vv(n.z,u)).toVar(),d=yn(1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{Mp({start:-1,end:bn(1),name:"z",condition:"<="},({z:r})=>{const n=yn(Qv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(Zo(d,n))})})}),gn(s.equal(bn(0)),()=>{d.assign(To(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),tN=Ob([Zv,cn(([e,t,r])=>{const s=bn(r).toVar(),i=yn(t).toVar(),n=Rn(e).toVar(),a=bn().toVar(),o=bn().toVar(),u=bn().toVar(),l=Rn(vv(n.x,a),vv(n.y,o),vv(n.z,u)).toVar(),d=_n(1e6,1e6).toVar();return Mp({start:-1,end:bn(1),name:"x",condition:"<="},({x:e})=>{Mp({start:-1,end:bn(1),name:"y",condition:"<="},({y:t})=>{Mp({start:-1,end:bn(1),name:"z",condition:"<="},({z:r})=>{const 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gn(c.equal(bn(0)),()=>{N.assign($v(v))}),gn(c.equal(bn(1)),()=>{N.assign(Hv(v))}),gn(c.equal(bn(2)),()=>{N.assign(rN(v,m,bn(0)))}),gn(c.equal(bn(3)),()=>{N.assign(jv(Rn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),gn(b,()=>{N.assign(gu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),iN=cn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=bn(e).toVar(),h=Rn(t).toVar(),p=Rn(r).toVar(),g=Rn(s).toVar(),m=yn(i).toVar(),f=yn(n).toVar(),y=yn(a).toVar(),b=Tn(o).toVar(),x=bn(u).toVar(),T=yn(l).toVar(),_=yn(d).toVar(),v=h.mul(p).add(g),N=yn(0).toVar();return 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x(){i.removeEventListener("dispose",x),d.material.dispose(),d.geometry.dispose()}b.name="Background.material",b.side=L,b.depthTest=!1,b.depthWrite=!1,b.allowOverride=!1,b.fog=!1,b.lights=!1,b.vertexNode=y,b.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new oe(new ft(1,32,32),b),d.frustumCulled=!1,d.name="Background.mesh",i.addEventListener("dispose",x)}const c=l.getCacheKey();u.backgroundCacheKey!==c&&(u.backgroundMeshNode.node=Cn(l).mul(Bx),u.backgroundMeshNode.needsUpdate=!0,d.material.needsUpdate=!0,u.backgroundCacheKey=c),t.unshift(d,d.geometry,d.material,0,0,null,null)}else o("Renderer: Unsupported background configuration.",i);const a=s.xr.getEnvironmentBlendMode();if("additive"===a?gN.set(0,0,0,1):"alpha-blend"===a&&gN.set(0,0,0,0),!0===s.autoClear||!0===n){const T=r.clearColorValue;T.r=gN.r,T.g=gN.g,T.b=gN.b,T.a=gN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let fN=0;class yN{constructor(e="",t=[]){this.name=e,this.bindings=t,this.id=fN++}}class bN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new yN(t.name,[]);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class xN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class TN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class _N{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class vN extends _N{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class NN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let SN=0;class RN{constructor(e=null){this.id=SN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class AN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class EN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class wN extends EN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class CN extends EN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class MN extends EN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class BN extends EN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class FN extends EN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class LN extends EN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class PN extends EN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class UN extends EN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class DN extends wN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class IN extends CN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class ON extends MN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class VN extends BN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class kN extends FN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class GN extends LN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class zN extends PN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class $N extends UN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let WN=0;const HN=new WeakMap,qN=new WeakMap,jN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),XN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class KN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=ib(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new RN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:WN++})}isFlatShading(){return!0===this.material.flatShading||!1===this.geometry.hasAttribute("normal")}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===tt&&!1===e.alphaToCoverage}createRenderTarget(e,t,r){return new ne(e,t,r)}createCubeRenderTarget(e,t){return new Bg(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=t[0].groupNode;let s,i=r.shared;if(i)for(let e=1;ee.nodeUniform.node.id-t.nodeUniform.node.id);for(const t of e.uniforms)r+=t.nodeUniform.node.id}else r+=e.nodeUniform.id;const i=this.renderer._currentRenderContext||this.renderer;let n=HN.get(i);void 0===n&&(n=new Map,HN.set(i,n));const a=Vs(r);s=n.get(a),void 0===s&&(s=new yN(e,t),n.set(a,s))}else s=new yN(e,t);return s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of oi)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${XN(n.r)}, ${XN(n.g)}, ${XN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new xN(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=Ws(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return jN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof xt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=ib(this.stack);const e=pn();return this.stacks.push(e),hn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,hn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new xN(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new AN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new TN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new _N(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new vN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new NN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new yT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new rb(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new RN,this.stack=ib();for(const r of ai)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new _g),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ai){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of oi){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ai){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of oi){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=qN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new DN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new IN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new ON(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new VN(e);else if("color"===t)s=new kN(e);else if("mat2"===t)s=new GN(e);else if("mat3"===t)s=new zN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new $N(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Ys(this.object).useVelocity}}class QN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ri.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ri.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ri.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ri.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ri.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ri.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ri.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ri.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ri.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class YN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}YN.isNodeFunctionInput=!0;class ZN extends pv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class JN extends pv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:__(this.light),lightColor:e}}}class eS extends pv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=b_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Sa(new e).setGroup(_a)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=Sc.dot(s).mul(.5).add(.5),n=pu(r,t,i);e.context.irradiance.addAssign(n)}}class tS extends pv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Sa(0).setGroup(_a),this.penumbraCosNode=Sa(0).setGroup(_a),this.cutoffDistanceNode=Sa(0).setGroup(_a),this.decayExponentNode=Sa(0).setGroup(_a),this.colorNode=Sa(this.color).setGroup(_a)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return yu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=y_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(__(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=gv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Xl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class rS extends tS{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Xl(r,_n(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class sS extends pv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=ed(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=hN(Sc,this.lightProbe);e.context.irradiance.addAssign(t)}}const iS=cn(([e,t])=>{const r=e.abs().sub(t);return ko(Jo(r,0)).add(Zo(Jo(r.x,r.y),0))});class nS extends tS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=yn(0),r=this.penumbraCosNode,s=f_(this.light).mul(e.context.positionWorld||dc);return gn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=iS(e.xy.sub(_n(.5)),_n(.5)),n=Da(-1,Pa(1,Po(r)).sub(1));t.assign(mu(i.mul(-2).mul(n)))}),t}}const aS=new a,oS=new a;let uS=null;class lS extends pv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Sa(new r).setGroup(_a),this.halfWidth=Sa(new r).setGroup(_a),this.updateType=ri.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;oS.identity(),aS.copy(t.matrixWorld),aS.premultiply(r),oS.extractRotation(aS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(oS),this.halfHeight.value.applyMatrix4(oS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Xl(uS.LTC_FLOAT_1),r=Xl(uS.LTC_FLOAT_2)):(t=Xl(uS.LTC_HALF_1),r=Xl(uS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:T_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){uS=e}}class dS{parseFunction(){d("Abstract function.")}}class cS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}cS.isNodeFunction=!0;const hS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,pS=/[a-z_0-9]+/gi,gS="#pragma main";class mS extends cS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(gS),r=-1!==t?e.slice(t+12):e,s=r.match(hS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=pS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new _g),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new _g),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Is(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new bN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){yS[0]=e,yS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(yS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&bS.push(t.getCacheKey(!0)),i&&bS.push(i.getCacheKey()),n&&bS.push(n.getCacheKey()),bS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),bS.push(this.renderer.shadowMap.enabled?1:0),bS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=ks(bS),this.callHashCache.set(yS,s),bS.length=0}return yS[0]=null,yS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)return Of(r);{let e;return e=!0===r.isCubeTexture?zc(r):Xl(r),Dg(e)}}if(!0===r.isTexture)return Xl(r,od.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Hc("color","color",r).setGroup(_a),t=Hc("density","float",r).setGroup(_a);return NT(e,_T(t))}if(r.isFog){const e=Hc("color","color",r).setGroup(_a),t=Hc("near","float",r).setGroup(_a),s=Hc("far","float",r).setGroup(_a);return NT(e,TT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?zc(r):!0===r.isTexture?Xl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;return e.isArrayTexture?Xl(e,od).depth(rd("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Xl(e,od).renderOutput(t.toneMapping,t.currentColorSpace)}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new QN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const TS=new ut;class _S{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iBl(e,i.toneMapping,i.outputColorSpace)}),FS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new CS(u.textureWidth,u.textureHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?L:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=At,e.plane.material.blendDst=At,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new CS(i.framebufferWidth,i.framebufferHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;PS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function OS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function VS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new xS(this,r),this._animation=new by(this,this._nodes,this.info),this._attributes=new My(r,this.info),this._background=new mN(this,this._nodes),this._geometries=new Py(this._attributes,this.info),this._textures=new eb(this,r,this.info),this._pipelines=new Gy(r,this._nodes,this.info),this._bindings=new zy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ny(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Xy(this.lighting),this._bundles=new SS,this._renderContexts=new Zy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:GS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new _S),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=ic,t.modelNormalViewMatrix=nc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===ic&&e.modelNormalViewMatrix===nc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:GS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(zS),$S.set(0,0,zS.width,zS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals($S),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals($S),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new _S),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?HS:WS;t.isArrayCamera||(qS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(qS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=zS.width,g.height=zS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(jS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new px(new _g),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(r,r.camera,!1),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=jS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=jS.copy(t).floor()}else t=jS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?HS:WS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&jS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(qS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,jS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?HS:WS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),jS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(qS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=L;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=P}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:XS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===P&&!1===i.forceSinglePass?(i.side=L,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=P):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class QS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class YS extends QS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Cy-e%Cy)%Cy;var e}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class ZS extends YS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let JS=0;class eR extends ZS{constructor(e,t){super("UniformBuffer_"+JS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class tR extends ZS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let nR=0;class aR extends iR{constructor(e,t){super(e,t),this.id=nR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class oR extends aR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class uR extends oR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class lR extends oR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const dR={bitcast_int_uint:new mT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new mT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},cR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},hR={low:"lowp",medium:"mediump",high:"highp"},pR={swizzleAssign:!0,storageBuffer:!1},gR={perspective:"smooth",linear:"noperspective"},mR={centroid:"centroid"},fR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class yR extends KN{constructor(e,t){super(e,t,new fS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=dR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==dR[e]&&this._include(e),cR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?We:$e;2===s?n=i?je:$:3===s?n=i?Ke:Xe:4===s&&(n=i?Lt:Ae);const a={Float32Array:K,Uint8Array:Ve,Uint16Array:Ge,Uint32Array:S,Int8Array:Oe,Int16Array:ke,Int32Array:R,Uint8ClampedArray:Ve},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=hR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=hR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${gR[s.interpolationType]||s.interpolationType} ${mR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${gR[e.interpolationType]||e.interpolationType} ${mR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=pR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}pR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new oR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new uR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new lR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new eR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new sR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let bR=null,xR=null;class TR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Pt.RENDER]:null,[Pt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Pt.COMPUTE:Pt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return bR=bR||new t,this.renderer.getDrawingBufferSize(bR)}setScissorTest(){}getClearColor(){const e=this.renderer;return xR=xR||new tb,e.getClearColor(xR),xR.getRGB(xR),xR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let _R,vR,NR=0;class SR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class RR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:NR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new SR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class AR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;_R={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},vR={[At]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let wR,CR,MR,BR=!1;class FR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===BR&&(this._init(),BR=!0)}_init(){const e=this.gl;wR={[kr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Vr]:e.MIRRORED_REPEAT},CR={[B]:e.NEAREST,[Gr]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Y]:e.LINEAR_MIPMAP_LINEAR},MR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[$r]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[zr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?qr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?qr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,wR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,wR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,wR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,CR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Y:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,CR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,MR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Y)return;if(t.type===K&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function LR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class PR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class UR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const DR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class IR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class kR extends TR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new PR(this),this.capabilities=new UR(this),this.attributeUtils=new RR(this),this.textureUtils=new FR(this),this.bufferRenderer=new IR(this),this.state=new AR(this),this.utils=new ER(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new VR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Pt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eDR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Yy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const GR="point-list",zR="line-list",$R="line-strip",WR="triangle-list",HR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},qR="never",jR="less",XR="equal",KR="less-equal",QR="greater",YR="not-equal",ZR="greater-equal",JR="always",eA="store",tA="load",rA="clear",sA="ccw",iA="cw",nA="none",aA="back",oA="uint16",uA="uint32",lA="r8unorm",dA="r8snorm",cA="r8uint",hA="r8sint",pA="r16uint",gA="r16sint",mA="r16float",fA="rg8unorm",yA="rg8snorm",bA="rg8uint",xA="rg8sint",TA="r16unorm",_A="r16snorm",vA="r32uint",NA="r32sint",SA="r32float",RA="rg16uint",AA="rg16sint",EA="rg16float",wA="rgba8unorm",CA="rgba8unorm-srgb",MA="rgba8snorm",BA="rgba8uint",FA="rgba8sint",LA="bgra8unorm",PA="bgra8unorm-srgb",UA="rg16unorm",DA="rg16snorm",IA="rgb9e5ufloat",OA="rgb10a2unorm",VA="rg11b10ufloat",kA="rg32uint",GA="rg32sint",zA="rg32float",$A="rgba16uint",WA="rgba16sint",HA="rgba16float",qA="rgba16unorm",jA="rgba16snorm",XA="rgba32uint",KA="rgba32sint",QA="rgba32float",YA="depth16unorm",ZA="depth24plus",JA="depth24plus-stencil8",eE="depth32float",tE="depth32float-stencil8",rE="bc1-rgba-unorm",sE="bc1-rgba-unorm-srgb",iE="bc2-rgba-unorm",nE="bc2-rgba-unorm-srgb",aE="bc3-rgba-unorm",oE="bc3-rgba-unorm-srgb",uE="bc4-r-unorm",lE="bc4-r-snorm",dE="bc5-rg-unorm",cE="bc5-rg-snorm",hE="bc6h-rgb-ufloat",pE="bc6h-rgb-float",gE="bc7-rgba-unorm",mE="bc7-rgba-unorm-srgb",fE="etc2-rgb8unorm",yE="etc2-rgb8unorm-srgb",bE="etc2-rgb8a1unorm",xE="etc2-rgb8a1unorm-srgb",TE="etc2-rgba8unorm",_E="etc2-rgba8unorm-srgb",vE="eac-r11unorm",NE="eac-r11snorm",SE="eac-rg11unorm",RE="eac-rg11snorm",AE="astc-4x4-unorm",EE="astc-4x4-unorm-srgb",wE="astc-5x4-unorm",CE="astc-5x4-unorm-srgb",ME="astc-5x5-unorm",BE="astc-5x5-unorm-srgb",FE="astc-6x5-unorm",LE="astc-6x5-unorm-srgb",PE="astc-6x6-unorm",UE="astc-6x6-unorm-srgb",DE="astc-8x5-unorm",IE="astc-8x5-unorm-srgb",OE="astc-8x6-unorm",VE="astc-8x6-unorm-srgb",kE="astc-8x8-unorm",GE="astc-8x8-unorm-srgb",zE="astc-10x5-unorm",$E="astc-10x5-unorm-srgb",WE="astc-10x6-unorm",HE="astc-10x6-unorm-srgb",qE="astc-10x8-unorm",jE="astc-10x8-unorm-srgb",XE="astc-10x10-unorm",KE="astc-10x10-unorm-srgb",QE="astc-12x10-unorm",YE="astc-12x10-unorm-srgb",ZE="astc-12x12-unorm",JE="astc-12x12-unorm-srgb",ew="clamp-to-edge",tw="repeat",rw="mirror-repeat",sw="linear",iw="nearest",nw="zero",aw="one",ow="src",uw="one-minus-src",lw="src-alpha",dw="one-minus-src-alpha",cw="dst",hw="one-minus-dst",pw="dst-alpha",gw="one-minus-dst-alpha",mw="src-alpha-saturated",fw="constant",yw="one-minus-constant",bw="add",xw="subtract",Tw="reverse-subtract",_w="min",vw="max",Nw=0,Sw=15,Rw="keep",Aw="zero",Ew="replace",ww="invert",Cw="increment-clamp",Mw="decrement-clamp",Bw="increment-wrap",Fw="decrement-wrap",Lw="storage",Pw="read-only-storage",Uw="write-only",Dw="read-only",Iw="read-write",Ow="non-filtering",Vw="comparison",kw="float",Gw="unfilterable-float",zw="depth",$w="sint",Ww="uint",Hw="2d",qw="3d",jw="2d",Xw="2d-array",Kw="cube",Qw="3d",Yw="all",Zw="vertex",Jw="instance",eC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},tC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class rC extends iR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class sC extends YS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let iC=0;class nC extends sC{constructor(e,t){super("StorageBuffer_"+iC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ii.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class aC extends Sy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:sw}),this.flipYSampler=e.createSampler({minFilter:iw}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:rA,storeOp:eA}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new aC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,pC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,gC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class mC extends cS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(hC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=pC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class fC extends dS{parseFunction(e){return new mC(e)}}const yC={[ii.READ_ONLY]:"read",[ii.WRITE_ONLY]:"write",[ii.READ_WRITE]:"read_write"},bC={[kr]:"repeat",[_e]:"clamp",[Vr]:"mirror"},xC={vertex:HR.VERTEX,fragment:HR.FRAGMENT,compute:HR.COMPUTE},TC={instance:!0,swizzleAssign:!1,storageBuffer:!0},_C={"^^":"tsl_xor"},vC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},NC={},SC={tsl_xor:new mT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new mT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new mT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new mT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new mT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new mT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new mT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new mT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new mT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new mT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new mT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new mT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new mT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new mT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},RC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let AC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(AC+="diagnostic( off, derivative_uniformity );\n");class EC extends KN{constructor(e,t){super(e,t,new fC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${bC[e.wrapS]}S_${bC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=NC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===kr?(s.push(SC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(SC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Vr?(s.push(SC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",NC[t]=r=new mT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Pu(new El(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Pu(new El(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Pu(new El("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===K||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=_C[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ii.READ_WRITE):ii.READ_ONLY:e.access}getStorageAccess(e,t){return yC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new lR(i.name,i.node,o,n):new oR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new uR(i.name,i.node,o,n):"texture3D"===t&&(s=new lR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(xC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new rC(`${i.name}_sampler`,i.node,o);e.setVisibility(xC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?eR:nC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|xC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new sR(u,o),e.setVisibility(HR.VERTEX|HR.FRAGMENT|HR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node.value;let i;(!0===r.isCubeTexture||!1===this.isUnfilterable(r)&&!0!==n.node.isStorageTextureNode)&&(this.isSampleCompare(r)?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let a="";const{primarySamples:u}=t.utils.getTextureSampleData(r);if(u>1&&(a="_multisampled"),!0===r.isCubeTexture&&!0===r.isDepthTexture)i="texture_depth_cube";else if(!0===r.isCubeTexture)i="texture_cube";else if(!0===r.isDepthTexture)i=t.compatibilityMode&&null===r.compareFunction?`texture${a}_2d`:`texture_depth${a}_2d${!0===r.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const s=cC(r,t.device),a=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;i=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${s}, ${a}>`}else if(!0===r.isArrayTexture||!0===r.isDataArrayTexture||!0===r.isCompressedArrayTexture)i="texture_2d_array";else if(!0===r.is3DTexture||!0===r.isData3DTexture)i="texture_3d";else{i=`texture${a}_2d<${this.getComponentTypeFromTexture(r).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${i};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return vC[e]||e}isAvailable(e){let t=TC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),TC[e]=t),t}_getWGSLMethod(e){return void 0!==SC[e]&&this._include(e),RC[e]}_include(e){const t=SC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${AC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class wC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?tE:JA:!0===this.backend.renderer.reversedDepthBuffer?eE:ZA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?GR:e.isLineSegments||e.isMesh&&!0===t.wireframe?zR:e.isLine?$R:e.isMesh?WR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return LA;if(e===Te)return HA;throw new Error("Unsupported output buffer type.")}}const CC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&CC.set(Float16Array,["float16"]);const MC=new Map([[xt,["float16"]]]),BC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class FC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else u=n.createBuffer({label:`${e.name}_readback`,size:o,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});const l=n.createCommandEncoder({label:`readback_encoder_${e.name}`});l.copyBufferToBuffer(a,r,u,0,o);const d=l.finish();if(n.queue.submit([d]),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=BC.get(s);else{const e=(MC.get(i)||CC.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}class LC{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class PC{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Vs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new LC(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Xr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Yw;let o;o=t.isSampledCubeTexture?Kw:t.isSampledTexture3D?Qw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Xw:jw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&HR.COMPUTE&&(s.access===ii.READ_WRITE||s.access===ii.WRITE_ONLY)?e.type=Lw:e.type=Pw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ii.READ_WRITE?Iw:t===ii.WRITE_ONLY?Uw:Dw,s.texture.isArrayTexture?e.viewDimension=Xw:s.texture.is3DTexture&&(e.viewDimension=Qw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Gw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Gw:t.sampleType=zw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=$w:e===S?t.sampleType=Ww:e===K&&(this.backend.hasFeature("float32-filterable")?t.sampleType=kw:t.sampleType=Gw)}s.isSampledCubeTexture?t.viewDimension=Kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Xw:s.isSampledTexture3D&&(t.viewDimension=Qw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Vw:t.type=Ow),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class UC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class DC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},E={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),A.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(A),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(A)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:bw},r={srcFactor:i,dstFactor:n,operation:bw}};if(e.premultipliedAlpha)switch(s){case tt:i(aw,dw,aw,dw);break;case Yt:i(aw,aw,aw,aw);break;case Qt:i(nw,uw,nw,aw);break;case Kt:i(cw,dw,nw,aw)}else switch(s){case tt:i(lw,dw,aw,dw);break;case Yt:i(lw,aw,aw,aw);break;case Qt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Kt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case At:t=nw;break;case Ht:t=aw;break;case Wt:t=ow;break;case kt:t=uw;break;case rt:t=lw;break;case st:t=dw;break;case zt:t=cw;break;case Vt:t=hw;break;case Gt:t=pw;break;case Ot:t=gw;break;case $t:t=mw;break;case 211:t=fw;break;case 212:t=yw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=qR;break;case ts:t=JR;break;case es:t=jR;break;case Jr:t=KR;break;case Zr:t=XR;break;case Yr:t=ZR;break;case Qr:t=QR;break;case Kr:t=YR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=Rw;break;case ls:t=Aw;break;case us:t=Ew;break;case os:t=ww;break;case as:t=Cw;break;case ns:t=Mw;break;case is:t=Bw;break;case ss:t=Fw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=bw;break;case It:t=xw;break;case Dt:t=Tw;break;case hs:t=_w;break;case cs:t=vw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?oA:uA);let n=r.side===L;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?iA:sA,s.cullMode=r.side===P?nA:aA,s}_getColorWriteMask(e){return!0===e.colorWrite?Sw:Nw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=JR;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=qR;break;case ir:t=JR;break;case sr:t=jR;break;case rr:t=KR;break;case tr:t=XR;break;case er:t=ZR;break;case Jt:t=QR;break;case Zt:t=YR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class IC extends OR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}const OC={r:0,g:0,b:0,a:1};class VC extends TR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new wC(this),this.attributeUtils=new FC(this),this.bindingUtils=new PC(this),this.capabilities=new UC(this),this.pipelineUtils=new DC(this),this.textureUtils=new dC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(eC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(eC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:tA}),this.initTimestampQuery(Pt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new kR(e)));super(new t(e),e),this.library=new zC,this.isWebGPURenderer=!0}}class WC extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class HC{constructor(e,t=Cn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new _g;r.name="RenderPipeline",this._quadMesh=new px(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Bl(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class qC extends HC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class jC extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class XC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class KC extends Ax{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class QC extends Es{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new ws(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),yn()):new this.nodes[e]}}class YC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class ZC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new QC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new YC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ds.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ds.set(e,t)),t}getMaterialData(e){let t=Us.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Us.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Os.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Gs=e=>ks(e),zs=e=>ks(e),$s=(...e)=>ks(e),Ws=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Hs=new WeakMap;function qs(e){return Ws.get(e)}function js(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Xs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ks(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Qs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ys(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Qs,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ks,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Ys,hash:$s,hashArray:zs,hashString:Gs});const si={VERTEX:"vertex",FRAGMENT:"fragment"},ii={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ni={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ai={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},oi=["fragment","vertex"],ui=["setup","analyze","generate"],li=[...oi,"compute"],di=["x","y","z","w"],ci={analyze:"setup",generate:"analyze"};let hi=0;class pi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ii.NONE,this.updateBeforeType=ii.NONE,this.updateAfterType=ii.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=hi++,this.stackTrace=null,!0===pi.captureStackTrace&&(this.stackTrace=new Vs)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ii.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ii.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ii.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}pi.captureStackTrace=!1;class gi extends pi{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class mi extends pi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class fi extends pi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class yi extends fi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const bi=di.join("");class xi extends pi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(di.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===bi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ti extends fi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");pi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ei?Ei.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ai.get("assign");return this.addToStack(t(...e))}},pi.prototype.toVarIntent=function(){return this},pi.prototype.get=function(e){return new Ri(this,e)};const Mi={};function Bi(e,t,r){Mi[e]=Mi[t]=Mi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new xi(this,e),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();pi.prototype["set"+s]=pi.prototype["set"+i]=pi.prototype["set"+n]=function(t){const r=Ci(e);return new Ti(this,r,sn(t))},pi.prototype["flip"+s]=pi.prototype["flip"+i]=pi.prototype["flip"+n]=function(){const t=Ci(e);return new _i(this,t)}}const Pi=["x","y","z","w"],Li=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Pi[e],r=Li[e],s=Fi[e];Bi(t,r,s);for(let i=0;i<4;i++){t=Pi[e]+Pi[i],r=Li[e]+Li[i],s=Fi[e]+Fi[i],Bi(t,r,s);for(let n=0;n<4;n++){t=Pi[e]+Pi[i]+Pi[n],r=Li[e]+Li[i]+Li[n],s=Fi[e]+Fi[i]+Fi[n],Bi(t,r,s);for(let a=0;a<4;a++)t=Pi[e]+Pi[i]+Pi[n]+Pi[a],r=Li[e]+Li[i]+Li[n]+Li[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Bi(t,r,s)}}}for(let e=0;e<32;e++)Mi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new gi(this,new Si(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};Object.defineProperties(pi.prototype,Mi);const Ui=new WeakMap,Di=function(e,t=null){for(const r in e)e[r]=sn(e[r],t);return e},Ii=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Vs),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...on(d(t)))):null!==r?(r=sn(r),n=(...s)=>i(new e(t,...on(d(s)),r))):n=(...r)=>i(new e(t,...on(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Vi=function(e,...t){return new e(...on(t))};class ki extends pi{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Ui.get(e.constructor);void 0===s&&(s=new WeakMap,Ui.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=sn(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;an(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=sn(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return an(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield sn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof pi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=sn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=sn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Gi extends pi{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new ki(this,e)}setup(){return this.call()}}const zi=[!1,!0],$i=[0,1,2,3],Wi=[-1,-2],Hi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],qi=new Map;for(const e of zi)qi.set(e,new Si(e));const ji=new Map;for(const e of $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Ki=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Ki.set(e,new Si(e));for(const e of Hi)Ki.set(-e,new Si(-e));const Qi={bool:qi,uint:ji,ints:Xi,float:Ki},Yi=new Map([...qi,...Ki]),Zi=(e,t)=>Yi.has(e)?Yi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Vs),new Si(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Zs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return nn(t.get(r[0]));if(1===r.length){const t=Zi(r[0],e);return t.nodeType===e?nn(t):nn(new mi(t,e))}const s=r.map(e=>Zi(e));return nn(new yi(s,e))}};function en(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const tn=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function rn(e,t){return new Gi(e,t)}const sn=(e,t=null)=>function(e,t=null){const r=Ys(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?sn(Zi(e,t)):"shader"===r?e.isFn?e:pn(e):e}(e,t),nn=(e,t=null)=>sn(e,t).toVarIntent(),an=(e,t=null)=>new Di(e,t),on=(e,t=null)=>new Ii(e,t),un=(e,t=null,r=null,s=null)=>new Oi(e,t,r,s),ln=(e,...t)=>new Vi(e,...t),dn=(e,t=null,r=null,s={})=>new Oi(e,t,r,{...s,intent:!0});let cn=0;class hn extends pi{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Vs),t=null)),this.shaderNode=new rn(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+cn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function pn(e,t=null){const r=new hn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const gn=e=>{Ei=e},mn=()=>Ei,fn=(...e)=>Ei.If(...e);function yn(e){return Ei&&Ei.addToStack(e),e}wi("toStack",yn);const bn=new Ji("color"),xn=new Ji("float",Qi.float),Tn=new Ji("int",Qi.ints),_n=new Ji("uint",Qi.uint),vn=new Ji("bool",Qi.bool),Nn=new Ji("vec2"),Sn=new Ji("ivec2"),Rn=new Ji("uvec2"),En=new Ji("bvec2"),An=new Ji("vec3"),wn=new Ji("ivec3"),Cn=new Ji("uvec3"),Mn=new Ji("bvec3"),Bn=new Ji("vec4"),Pn=new Ji("ivec4"),Ln=new Ji("uvec4"),Fn=new Ji("bvec4"),Un=new Ji("mat2"),Dn=new Ji("mat3"),In=new Ji("mat4");wi("toColor",bn),wi("toFloat",xn),wi("toInt",Tn),wi("toUint",_n),wi("toBool",vn),wi("toVec2",Nn),wi("toIVec2",Sn),wi("toUVec2",Rn),wi("toBVec2",En),wi("toVec3",An),wi("toIVec3",wn),wi("toUVec3",Cn),wi("toBVec3",Mn),wi("toVec4",Bn),wi("toIVec4",Pn),wi("toUVec4",Ln),wi("toBVec4",Fn),wi("toMat2",Un),wi("toMat3",Dn),wi("toMat4",In);const On=un(gi).setParameterLength(2),Vn=(e,t)=>new mi(sn(e),t);wi("element",On),wi("convert",Vn);wi("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Vs),yn(e)));class kn extends pi{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Gs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Gn=(e,t)=>new kn(e,t),zn=(e,t)=>new kn(e,t,!0),$n=ln(kn,"vec4","DiffuseColor"),Wn=ln(kn,"vec3","DiffuseContribution"),Hn=ln(kn,"vec3","EmissiveColor"),qn=ln(kn,"float","Roughness"),jn=ln(kn,"float","Metalness"),Xn=ln(kn,"float","Clearcoat"),Kn=ln(kn,"float","ClearcoatRoughness"),Qn=ln(kn,"vec3","Sheen"),Yn=ln(kn,"float","SheenRoughness"),Zn=ln(kn,"float","Iridescence"),Jn=ln(kn,"float","IridescenceIOR"),ea=ln(kn,"float","IridescenceThickness"),ta=ln(kn,"float","AlphaT"),ra=ln(kn,"float","Anisotropy"),sa=ln(kn,"vec3","AnisotropyT"),ia=ln(kn,"vec3","AnisotropyB"),na=ln(kn,"color","SpecularColor"),aa=ln(kn,"color","SpecularColorBlended"),oa=ln(kn,"float","SpecularF90"),ua=ln(kn,"float","Shininess"),la=ln(kn,"vec4","Output"),da=ln(kn,"float","dashSize"),ca=ln(kn,"float","gapSize"),ha=ln(kn,"float","pointWidth"),pa=ln(kn,"float","IOR"),ga=ln(kn,"float","Transmission"),ma=ln(kn,"float","Thickness"),fa=ln(kn,"float","AttenuationDistance"),ya=ln(kn,"color","AttenuationColor"),ba=ln(kn,"float","Dispersion");class xa extends pi{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const Ta=(e,t=1,r=null)=>new xa(e,!1,t,r),_a=(e,t=0,r=null)=>new xa(e,!0,t,r),va=_a("frame",0,ii.FRAME),Na=_a("render",0,ii.RENDER),Sa=Ta("object",1,ii.OBJECT);class Ra extends vi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Sa}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Ea=(e,t)=>{const r=tn(t||e);if(r===e&&(e=Zs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Aa extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Aa(null,r.length,r)}else{const r=e[0],s=e[1];t=new Aa(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",Pa);const La={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${t}`:"bool"}if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r)return s&&e.isVector(a)?e.format(`not( ${u} )`,t):e.format(`( ${r} ${u} )`,a,t);if("~"===r)return e.format(`( ${r} ${u} )`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ua=dn(Fa,"+").setParameterLength(2,1/0).setName("add"),Da=dn(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ia=dn(Fa,"*").setParameterLength(2,1/0).setName("mul"),Oa=dn(Fa,"/").setParameterLength(2,1/0).setName("div"),Va=dn(Fa,"%").setParameterLength(2).setName("mod"),ka=dn(Fa,"==").setParameterLength(2).setName("equal"),Ga=dn(Fa,"!=").setParameterLength(2).setName("notEqual"),za=dn(Fa,"<").setParameterLength(2).setName("lessThan"),$a=dn(Fa,">").setParameterLength(2).setName("greaterThan"),Wa=dn(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),Ha=dn(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),qa=dn(Fa,"&&").setParameterLength(2,1/0).setName("and"),ja=dn(Fa,"||").setParameterLength(2,1/0).setName("or"),Xa=dn(Fa,"!").setParameterLength(1).setName("not"),Ka=dn(Fa,"^^").setParameterLength(2).setName("xor"),Qa=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Ya=dn(Fa,"~").setParameterLength(1).setName("bitNot"),Za=dn(Fa,"|").setParameterLength(2).setName("bitOr"),Ja=dn(Fa,"^").setParameterLength(2).setName("bitXor"),eo=dn(Fa,"<<").setParameterLength(2).setName("shiftLeft"),to=dn(Fa,">>").setParameterLength(2).setName("shiftRight"),ro=pn(([e])=>(e.addAssign(1),e)),so=pn(([e])=>(e.subAssign(1),e)),io=pn(([e])=>{const t=Tn(e).toConst();return e.addAssign(1),t}),no=pn(([e])=>{const t=Tn(e).toConst();return e.subAssign(1),t});wi("add",Ua),wi("sub",Da),wi("mul",Ia),wi("div",Oa),wi("mod",Va),wi("equal",ka),wi("notEqual",Ga),wi("lessThan",za),wi("greaterThan",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ka),wi("bitAnd",Qa),wi("bitNot",Ya),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(An(n),0):s=Bn(An(s),0);const a=Ia(s,n).xyz;i=Eo(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.SINH="sinh",ao.COS="cos",ao.COSH="cosh",ao.TAN="tan",ao.TANH="tanh",ao.ASIN="asin",ao.ASINH="asinh",ao.ACOS="acos",ao.ACOSH="acosh",ao.ATAN="atan",ao.ATANH="atanh",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.TRANSPOSE="transpose",ao.DETERMINANT="determinant",ao.INVERSE="inverse",ao.EQUALS="equals",ao.MIN="min",ao.MAX="max",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const oo=xn(1e-6),uo=xn(1e6),lo=xn(Math.PI),co=xn(2*Math.PI),ho=xn(2*Math.PI),po=xn(.5*Math.PI),go=dn(ao,ao.ALL).setParameterLength(1),mo=dn(ao,ao.ANY).setParameterLength(1),fo=dn(ao,ao.RADIANS).setParameterLength(1),yo=dn(ao,ao.DEGREES).setParameterLength(1),bo=dn(ao,ao.EXP).setParameterLength(1),xo=dn(ao,ao.EXP2).setParameterLength(1),To=dn(ao,ao.LOG).setParameterLength(1),_o=dn(ao,ao.LOG2).setParameterLength(1),vo=dn(ao,ao.SQRT).setParameterLength(1),No=dn(ao,ao.INVERSE_SQRT).setParameterLength(1),So=dn(ao,ao.FLOOR).setParameterLength(1),Ro=dn(ao,ao.CEIL).setParameterLength(1),Eo=dn(ao,ao.NORMALIZE).setParameterLength(1),Ao=dn(ao,ao.FRACT).setParameterLength(1),wo=dn(ao,ao.SIN).setParameterLength(1),Co=dn(ao,ao.SINH).setParameterLength(1),Mo=dn(ao,ao.COS).setParameterLength(1),Bo=dn(ao,ao.COSH).setParameterLength(1),Po=dn(ao,ao.TAN).setParameterLength(1),Lo=dn(ao,ao.TANH).setParameterLength(1),Fo=dn(ao,ao.ASIN).setParameterLength(1),Uo=dn(ao,ao.ASINH).setParameterLength(1),Do=dn(ao,ao.ACOS).setParameterLength(1),Io=dn(ao,ao.ACOSH).setParameterLength(1),Oo=dn(ao,ao.ATAN).setParameterLength(1,2),Vo=dn(ao,ao.ATANH).setParameterLength(1),ko=dn(ao,ao.ABS).setParameterLength(1),Go=dn(ao,ao.SIGN).setParameterLength(1),zo=dn(ao,ao.LENGTH).setParameterLength(1),$o=dn(ao,ao.NEGATE).setParameterLength(1),Wo=dn(ao,ao.ONE_MINUS).setParameterLength(1),Ho=dn(ao,ao.DFDX).setParameterLength(1),qo=dn(ao,ao.DFDY).setParameterLength(1),jo=dn(ao,ao.ROUND).setParameterLength(1),Xo=dn(ao,ao.RECIPROCAL).setParameterLength(1),Ko=dn(ao,ao.TRUNC).setParameterLength(1),Qo=dn(ao,ao.FWIDTH).setParameterLength(1),Yo=dn(ao,ao.TRANSPOSE).setParameterLength(1),Zo=dn(ao,ao.DETERMINANT).setParameterLength(1),Jo=dn(ao,ao.INVERSE).setParameterLength(1),eu=dn(ao,ao.MIN).setParameterLength(2,1/0),tu=dn(ao,ao.MAX).setParameterLength(2,1/0),ru=dn(ao,ao.STEP).setParameterLength(2),su=dn(ao,ao.REFLECT).setParameterLength(2),iu=dn(ao,ao.DISTANCE).setParameterLength(2),nu=dn(ao,ao.DIFFERENCE).setParameterLength(2),au=dn(ao,ao.DOT).setParameterLength(2),ou=dn(ao,ao.CROSS).setParameterLength(2),uu=dn(ao,ao.POW).setParameterLength(2),lu=e=>Ia(e,e),du=e=>Ia(e,e,e),cu=e=>Ia(e,e,e,e),hu=dn(ao,ao.TRANSFORM_DIRECTION).setParameterLength(2),pu=e=>Ia(Go(e),uu(ko(e),1/3)),gu=e=>au(e,e),mu=dn(ao,ao.MIX).setParameterLength(3),fu=(e,t=0,r=1)=>new ao(ao.CLAMP,sn(e),sn(t),sn(r)),yu=e=>fu(e),bu=dn(ao,ao.REFRACT).setParameterLength(3),xu=dn(ao,ao.SMOOTHSTEP).setParameterLength(3),Tu=dn(ao,ao.FACEFORWARD).setParameterLength(3),_u=pn(([e])=>{const t=au(e.xy,Nn(12.9898,78.233)),r=Va(t,lo);return Ao(wo(r).mul(43758.5453))}),vu=(e,t,r)=>mu(t,r,e),Nu=(e,t,r)=>xu(t,r,e),Su=(e,t)=>ru(t,e),Ru=Tu,Eu=No;wi("all",go),wi("any",mo),wi("radians",fo),wi("degrees",yo),wi("exp",bo),wi("exp2",xo),wi("log",To),wi("log2",_o),wi("sqrt",vo),wi("inverseSqrt",No),wi("floor",So),wi("ceil",Ro),wi("normalize",Eo),wi("fract",Ao),wi("sin",wo),wi("sinh",Co),wi("cos",Mo),wi("cosh",Bo),wi("tan",Po),wi("tanh",Lo),wi("asin",Fo),wi("asinh",Uo),wi("acos",Do),wi("acosh",Io),wi("atan",Oo),wi("atanh",Vo),wi("abs",ko),wi("sign",Go),wi("length",zo),wi("lengthSq",gu),wi("negate",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Ko),wi("fwidth",Qo),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Yo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Au extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const wu=un(Au).setParameterLength(2,3);wi("select",wu);class Cu extends pi{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Mu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Cu(r,t)},Bu=e=>Mu(e,{uniformFlow:!0}),Pu=(e,t)=>Mu(e,{nodeName:t});function Lu(e,t,r=null){return Mu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return Mu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Uu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Pu(e,t)}wi("context",Mu),wi("label",Uu),wi("uniformFlow",Bu),wi("setName",Pu),wi("builtinShadowContext",(e,t,r)=>Lu(t,r,e)),wi("builtinAOContext",(e,t)=>Fu(t,e));class Du extends pi{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Iu=un(Du),Ou=(e,t=null)=>Iu(e,t).toStack(),Vu=(e,t=null)=>Iu(e,t,!0).toStack(),ku=e=>Iu(e).setIntent(!0).toStack();wi("toVar",Ou),wi("toConst",Vu),wi("toVarIntent",ku);class Gu extends pi{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const zu=(e,t,r=null)=>new Gu(sn(e),t,r);class $u extends pi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=zu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=zu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,si.VERTEX);e.flowNodeFromShaderStage(si.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Wu=un($u).setParameterLength(1,2),Hu=e=>Wu(e);wi("toVarying",Wu),wi("toVertexStage",Hu);const qu=pn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return mu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ju=pn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return mu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Xu="WorkingColorSpace";class Ku extends fi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Xu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Bn(qu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Bn(Dn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Bn(ju(i.rgb),i.a)),i):i}}const Qu=(e,t)=>new Ku(sn(e),Xu,t),Yu=(e,t)=>new Ku(sn(e),t,Xu);wi("workingToColorSpace",Qu),wi("colorSpaceToWorking",Yu);let Zu=class extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Ju extends pi{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ii.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Zu(this,sn(e))}setNodeType(e){const t=Ea(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew el(e,t,r);class rl extends fi{static get type(){return"ToneMappingNode"}constructor(e,t=il,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return $s(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Bn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const sl=(e,t,r)=>new rl(e,sn(t),sn(r)),il=tl("toneMappingExposure","float");wi("toneMapping",(e,t,r)=>sl(t,r,e));const nl=new WeakMap;function al(e,t){let r=nl.get(e);return void 0===r&&(r=new b(e,t),nl.set(e,r)),r}class ol extends vi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?al(s.array,i):al(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=Wu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function ul(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Dn(new ol(e,"vec3",9,0).setUsage(i).setInstanced(n),new ol(e,"vec3",9,3).setUsage(i).setInstanced(n),new ol(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?In(new ol(e,"vec4",16,0).setUsage(i).setInstanced(n),new ol(e,"vec4",16,4).setUsage(i).setInstanced(n),new ol(e,"vec4",16,8).setUsage(i).setInstanced(n),new ol(e,"vec4",16,12).setUsage(i).setInstanced(n)):new ol(e,t,r,s).setUsage(i)}const ll=(e,t=null,r=0,s=0)=>ul(e,t,r,s),dl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,f,!0),cl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,x,!0);wi("toAttribute",e=>ll(e.value));class hl extends pi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===hl.VERTEX)s=e.getVertexIndex();else if(r===hl.INSTANCE)s=e.getInstanceIndex();else if(r===hl.DRAW)s=e.getDrawIndex();else if(r===hl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===hl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==hl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Wu(this).build(e,t)}return i}}hl.VERTEX="vertex",hl.INSTANCE="instance",hl.SUBGROUP="subgroup",hl.INVOCATION_LOCAL="invocationLocal",hl.INVOCATION_SUBGROUP="invocationSubgroup",hl.DRAW="draw";const pl=ln(hl,hl.VERTEX),gl=ln(hl,hl.INSTANCE),ml=ln(hl,hl.SUBGROUP),fl=ln(hl,hl.INVOCATION_SUBGROUP),yl=ln(hl,hl.INVOCATION_LOCAL),bl=ln(hl,hl.DRAW);class xl extends pi{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ii.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Ea(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=gl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const Tl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Vs);for(let e=0;e{const s=Tl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};wi("compute",_l),wi("computeKernel",Tl);class vl extends pi{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const Nl=e=>new vl(sn(e));function Sl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),Nl(e).setParent(t)}wi("cache",Sl),wi("isolate",Nl);class Rl extends pi{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const El=un(Rl).setParameterLength(2);wi("bypass",El);const Al=pn(([e,t,r,s=xn(0),i=xn(1),n=vn(!1)])=>{let a=e.sub(t).div(r.sub(t));return en(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function wl(e,t,r,s=xn(0),i=xn(1)){return Al(e,t,r,s,i,!0)}wi("remap",Al),wi("remapClamp",wl);class Cl extends pi{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const Ml=un(Cl).setParameterLength(1,2),Bl=e=>(e?wu(e,Ml("discard")):Ml("discard")).toStack();wi("discard",Bl);const Pl=pn(([e])=>Bn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Ll=pn(([e])=>e.a.equal(0).select(Bn(0),Bn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Fl extends fi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;t=Bn(t.rgb,t.a.clamp(0,1)),t=Ll(t);const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t=Pl(t),t}}const Ul=(e,t=null,r=null)=>new Fl(sn(e),t,r);wi("renderOutput",Ul);class Dl extends fi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Il=(e,t=null)=>new Dl(sn(e),t).toStack();wi("debug",Il);class Ol extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Vl extends pi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ii.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Ol&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function kl(e,t="",r=null){return(e=sn(e)).before(new Vl(e,t,r))}wi("toInspector",kl);class Gl extends pi{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Wu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const zl=(e,t=null)=>new Gl(e,t),$l=(e=0)=>zl("uv"+(e>0?e:""),"vec2");class Wl extends pi{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Hl=un(Wl).setParameterLength(1,2);class ql extends Ra{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ii.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const jl=un(ql).setParameterLength(1);class Xl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Kl=new N;class Ql extends Ra{static get type(){return"TextureNode"}constructor(e=Kl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ii.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $l(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Ea(this.value.matrix)),this._matrixUniform.mul(An(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Ea(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(Tn(Hl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Xl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=pn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ii.OBJECT:ii.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(E.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===A||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,offsetNode:g}=s,m=this.generateUV(e,t),f=u?u.build(e,"float"):null,y=l?l.build(e,"float"):null,b=h?h.build(e,"int"):null,x=d?d.build(e,"float"):null,T=c?c.build(e,"float"):null,_=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,v=g?this.generateOffset(e,g):null;let N=b;null===N&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(N="0");const S=e.getVarFromNode(this);o=e.getPropertyName(S);let R=this.generateSnippet(e,i,m,f,y,N,x,_,v);if(null!==T){const t=r.compareFunction;R=t===C||t===M?ru(Ml(R,a),Ml(T,"float")).build(e,a):ru(Ml(T,"float"),Ml(R,a)).build(e,a)}e.addLineFlowCode(`${o} = ${R}`,this),n.snippet=R,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Yu(Ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=sn(e),t.referenceNode=this.getBase(),sn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=sn(e).mul(jl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),sn(t)}level(e){const t=this.clone();return t.levelNode=sn(e),t.referenceNode=this.getBase(),sn(t)}size(e){return Hl(this,e)}bias(e){const t=this.clone();return t.biasNode=sn(e),t.referenceNode=this.getBase(),sn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=sn(e),t.referenceNode=this.getBase(),sn(t)}grad(e,t){const r=this.clone();return r.gradNode=[sn(e),sn(t)],r.referenceNode=this.getBase(),sn(r)}depth(e){const t=this.clone();return t.depthNode=sn(e),t.referenceNode=this.getBase(),sn(t)}offset(e){const t=this.clone();return t.offsetNode=sn(e),t.referenceNode=this.getBase(),sn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Yl=un(Ql).setParameterLength(1,4).setName("texture"),Zl=(e=Kl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=sn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Yl(e,t,r,s),i},Jl=(...e)=>Zl(...e).setSampler(!1);class ed extends Ra{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const td=(e,t,r)=>new ed(e,t,r);class rd extends gi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class sd extends ed{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ys(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ii.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew sd(e,t);class nd extends pi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const ad=un(nd).setParameterLength(1);let od,ud;class ld extends pi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ld.DPR?"float":this.scope===ld.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ii.NONE;return this.scope!==ld.SIZE&&this.scope!==ld.VIEWPORT&&this.scope!==ld.DPR||(e=ii.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ld.VIEWPORT?null!==t?ud.copy(t.viewport):(e.getViewport(ud),ud.multiplyScalar(e.getPixelRatio())):this.scope===ld.DPR?this._output.value=e.getPixelRatio():null!==t?(od.width=t.width,od.height=t.height):e.getDrawingBufferSize(od)}setup(){const e=this.scope;let r=null;return r=e===ld.SIZE?Ea(od||(od=new t)):e===ld.VIEWPORT?Ea(ud||(ud=new s)):e===ld.DPR?Ea(1):Nn(pd.div(hd)),this._output=r,r}generate(e){if(this.scope===ld.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(hd).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ld.COORDINATE="coordinate",ld.VIEWPORT="viewport",ld.SIZE="size",ld.UV="uv",ld.DPR="dpr";const dd=ln(ld,ld.DPR),cd=ln(ld,ld.UV),hd=ln(ld,ld.SIZE),pd=ln(ld,ld.COORDINATE),gd=ln(ld,ld.VIEWPORT),md=gd.zw,fd=pd.sub(gd.xy),yd=fd.div(md),bd=pn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Vs),hd),"vec2").once()();let xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ed=null,Ad=null,wd=null,Cd=null,Md=null,Bd=null,Pd=null;const Ld=Ea(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Ea("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Ea("float").setName("cameraFar").setGroup(Na).onRenderUpdate(({camera:e})=>e.far),Dd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===Td?Td=id(r).setGroup(Na).setName("cameraProjectionMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Ld).toConst("cameraProjectionMatrix")}else null===xd&&(xd=Ea(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=xd;return t}).once()(),Id=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===vd?vd=id(r).setGroup(Na).setName("cameraProjectionMatricesInverse"):vd.array=r,t=vd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Ld).toConst("cameraProjectionMatrixInverse")}else null===_d&&(_d=Ea(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=_d;return t}).once()(),Od=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Sd?Sd=id(r).setGroup(Na).setName("cameraViewMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Ld).toConst("cameraViewMatrix")}else null===Nd&&(Nd=Ea(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=Nd;return t}).once()(),Vd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===Ed?Ed=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ed.array=r,t=Ed.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Ld).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Ea(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=Rd;return t}).once()(),kd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===wd?wd=id(r).setGroup(Na).setName("cameraNormalMatrices"):wd.array=r,t=wd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Ld).toConst("cameraNormalMatrix")}else null===Ad&&(Ad=Ea(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ad;return t}).once()(),Gd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Cd;return t}).once()(),zd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===Pd?Pd=id(r,"vec4").setGroup(Na).setName("cameraViewports"):Pd.array=r,t=Pd.element(Ld).toConst("cameraViewport")}else null===Bd&&(Bd=Bn(0,0,hd.x,hd.y).toConst("cameraViewport")),t=Bd;return t}).once()(),$d=new P;class Wd extends pi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ii.OBJECT,this.uniformNode=new Ra(null)}generateNodeType(){const e=this.scope;return e===Wd.WORLD_MATRIX?"mat4":e===Wd.POSITION||e===Wd.VIEW_POSITION||e===Wd.DIRECTION||e===Wd.SCALE?"vec3":e===Wd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Wd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Wd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Wd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Wd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Wd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Wd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),$d.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=$d.radius}}generate(e){const t=this.scope;return t===Wd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Wd.POSITION||t===Wd.VIEW_POSITION||t===Wd.DIRECTION||t===Wd.SCALE?this.uniformNode.nodeType="vec3":t===Wd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Wd.WORLD_MATRIX="worldMatrix",Wd.POSITION="position",Wd.SCALE="scale",Wd.VIEW_POSITION="viewPosition",Wd.DIRECTION="direction",Wd.RADIUS="radius";const Hd=un(Wd,Wd.DIRECTION).setParameterLength(1),qd=un(Wd,Wd.WORLD_MATRIX).setParameterLength(1),jd=un(Wd,Wd.POSITION).setParameterLength(1),Xd=un(Wd,Wd.SCALE).setParameterLength(1),Kd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Qd=un(Wd,Wd.RADIUS).setParameterLength(1);class Yd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Yd,Yd.DIRECTION),Jd=ln(Yd,Yd.WORLD_MATRIX),ec=ln(Yd,Yd.POSITION),tc=ln(Yd,Yd.SCALE),rc=ln(Yd,Yd.VIEW_POSITION),sc=ln(Yd,Yd.RADIUS),ic=Ea(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Ea(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),ac=pn(e=>e.context.modelViewMatrix||oc).once()().toVar("modelViewMatrix"),oc=Od.mul(Jd),uc=pn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Ea("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),lc=pn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Ea("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),dc=pn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Bn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),cc=zl("position","vec3"),hc=cc.toVarying("positionLocal"),pc=cc.toVarying("positionPrevious"),gc=pn(e=>Jd.mul(hc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),mc=pn(()=>hc.transformDirection(Jd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),fc=pn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Id.mul(dc);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),yc=pn(e=>{let t;return t=e.camera.isOrthographicCamera?An(0,0,1):fc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class bc extends pi{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===L?"false":e.getFrontFacing()}}const xc=ln(bc),Tc=xn(xc).mul(2).sub(1),_c=pn(([e],{material:t})=>{const r=t.side;return r===L?e=e.mul(-1):r===F&&(e=e.mul(Tc)),e}),vc=zl("normal","vec3"),Nc=pn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),An(0,1,0)):vc,"vec3").once()().toVar("normalLocal"),Sc=fc.dFdx().cross(fc.dFdy()).normalize().toVar("normalFlat"),Rc=pn(e=>{let t;return t=e.isFlatShading()?Sc:Bc(Nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Ec=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ac=pn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Rc,!0!==e.isFlatShading()&&(t=_c(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),wc=Ac.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ac:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Mc=pn(([e,t=Jd])=>{const r=Dn(t),s=e.div(An(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Bc=pn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ic.mul(e);return Od.transformDirection(s)}),Pc=pn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Ac)).once(["NORMAL","VERTEX"])(),Lc=pn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),wc)).once(["NORMAL","VERTEX"])(),Fc=pn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Cc)).once(["NORMAL","VERTEX"])(),Uc=new a,Dc=Ea(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Ea(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Ea(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Uc.makeRotationFromEuler(r).transpose():Uc.identity(),Uc}),Vc=yc.negate().reflect(Ac),kc=yc.negate().refract(Ac,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Ql{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),An(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?An(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=An(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$c,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=sn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Hc(e,t,r,s),i};class jc extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Xc extends pi{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ii.OBJECT}element(e){return new jc(this,sn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?td(null,e,this.count):Array.isArray(this.getValueFromReference())?id(null,e):"texture"===e?Zl(null):"cubeTexture"===e?qc(null):Ea(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Xc(e,t,r),Qc=(e,t,r,s)=>new Xc(e,t,s,r);class Yc extends Xc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Zc=(e,t,r=null)=>new Yc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ac,nh=th.cross(ih),ah=ih.cross(eh),oh=nh.mul(rh.x).add(ah.mul(sh.x)),uh=nh.mul(rh.y).add(ah.mul(sh.y)),lh=oh.dot(oh).max(uh.dot(uh)),dh=lh.equal(0).select(0,lh.inverseSqrt()),ch=oh.mul(dh).toVar("tangentViewFrame"),hh=uh.mul(dh).toVar("bitangentViewFrame"),ph=zl("tangent","vec4"),gh=ph.xyz.toVar("tangentLocal"),mh=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ac.mul(Bn(gh,0)).xyz.toVarying("v_tangentView").normalize():ch,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),fh=mh.transformDirection(Od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),yh=pn(([e,t],r)=>{let s=e.mul(ph.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),bh=yh(vc.cross(ph),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),xh=yh(Nc.cross(gh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Th=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?yh(Ac.cross(mh),"v_bitangentView").normalize():hh,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),_h=yh(wc.cross(fh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),vh=Dn(mh,Th,Ac).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ac,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Eh=e=>An(e,vo(yu(xn(1).sub(au(e,e)))));class Ah extends fi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=Eh(i.xy):s===G?i=Eh(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=_c(t)),i=An(i.xy.mul(t),i.z)}let n=null;return t===z?n=Bc(i):t===O?n=vh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Ac),n}}const wh=un(Ah).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$l()),forceUVContext:!0}),s=xn(r(e=>e));return Nn(xn(r(e=>e.add(e.dFdx()))).sub(s),xn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Mh=pn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Tc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Bh extends fi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Ch({textureNode:this.textureNode,bumpScale:e});return Mh({surf_pos:fc,surf_norm:Ac,dHdxy:t})}}const Ph=un(Bh).setParameterLength(1,2),Lh=new Map;class Fh extends pi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Lh.get(e);return void 0===r&&(r=Zc(e,t),Lh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Fh.COLOR){const e=void 0!==t.color?this.getColor(r):An();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Fh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Fh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:xn(1);else if(r===Fh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Fh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Fh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Fh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Fh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Fh.NORMAL)t.normalMap?(s=wh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?Ph(this.getTexture("bump").r,this.getFloat("bumpScale")):Ac;else if(r===Fh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?wh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Ac;else if(r===Fh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Fh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Fh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Un(bp.x,bp.y,bp.y.negate(),bp.x).mul(e.rg.mul(2).sub(Nn(1)).normalize().mul(e.b))}else s=bp;else if(r===Fh.IRIDESCENCE_THICKNESS){const e=Kc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Kc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Fh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Fh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Fh.IOR)s=this.getFloat(r);else if(r===Fh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Fh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Fh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):xn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Fh.ALPHA_TEST="alphaTest",Fh.COLOR="color",Fh.OPACITY="opacity",Fh.SHININESS="shininess",Fh.SPECULAR="specular",Fh.SPECULAR_STRENGTH="specularStrength",Fh.SPECULAR_INTENSITY="specularIntensity",Fh.SPECULAR_COLOR="specularColor",Fh.REFLECTIVITY="reflectivity",Fh.ROUGHNESS="roughness",Fh.METALNESS="metalness",Fh.NORMAL="normal",Fh.CLEARCOAT="clearcoat",Fh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Fh.CLEARCOAT_NORMAL="clearcoatNormal",Fh.EMISSIVE="emissive",Fh.ROTATION="rotation",Fh.SHEEN="sheen",Fh.SHEEN_ROUGHNESS="sheenRoughness",Fh.ANISOTROPY="anisotropy",Fh.IRIDESCENCE="iridescence",Fh.IRIDESCENCE_IOR="iridescenceIOR",Fh.IRIDESCENCE_THICKNESS="iridescenceThickness",Fh.IOR="ior",Fh.TRANSMISSION="transmission",Fh.THICKNESS="thickness",Fh.ATTENUATION_DISTANCE="attenuationDistance",Fh.ATTENUATION_COLOR="attenuationColor",Fh.LINE_SCALE="scale",Fh.LINE_DASH_SIZE="dashSize",Fh.LINE_GAP_SIZE="gapSize",Fh.LINE_WIDTH="linewidth",Fh.LINE_DASH_OFFSET="dashOffset",Fh.POINT_SIZE="size",Fh.DISPERSION="dispersion",Fh.LIGHT_MAP="light",Fh.AO="ao";const Uh=ln(Fh,Fh.ALPHA_TEST),Dh=ln(Fh,Fh.COLOR),Ih=ln(Fh,Fh.SHININESS),Oh=ln(Fh,Fh.EMISSIVE),Vh=ln(Fh,Fh.OPACITY),kh=ln(Fh,Fh.SPECULAR),Gh=ln(Fh,Fh.SPECULAR_INTENSITY),zh=ln(Fh,Fh.SPECULAR_COLOR),$h=ln(Fh,Fh.SPECULAR_STRENGTH),Wh=ln(Fh,Fh.REFLECTIVITY),Hh=ln(Fh,Fh.ROUGHNESS),qh=ln(Fh,Fh.METALNESS),jh=ln(Fh,Fh.NORMAL),Xh=ln(Fh,Fh.CLEARCOAT),Kh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Qh=ln(Fh,Fh.CLEARCOAT_NORMAL),Yh=ln(Fh,Fh.ROTATION),Zh=ln(Fh,Fh.SHEEN),Jh=ln(Fh,Fh.SHEEN_ROUGHNESS),ep=ln(Fh,Fh.ANISOTROPY),tp=ln(Fh,Fh.IRIDESCENCE),rp=ln(Fh,Fh.IRIDESCENCE_IOR),sp=ln(Fh,Fh.IRIDESCENCE_THICKNESS),ip=ln(Fh,Fh.TRANSMISSION),np=ln(Fh,Fh.THICKNESS),ap=ln(Fh,Fh.IOR),op=ln(Fh,Fh.ATTENUATION_DISTANCE),up=ln(Fh,Fh.ATTENUATION_COLOR),lp=ln(Fh,Fh.LINE_SCALE),dp=ln(Fh,Fh.LINE_DASH_SIZE),cp=ln(Fh,Fh.LINE_GAP_SIZE),hp=ln(Fh,Fh.LINE_WIDTH),pp=ln(Fh,Fh.LINE_DASH_OFFSET),gp=ln(Fh,Fh.POINT_SIZE),mp=ln(Fh,Fh.DISPERSION),fp=ln(Fh,Fh.LIGHT_MAP),yp=ln(Fh,Fh.AO),bp=Ea(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),xp=pn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Tp extends gi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const _p=un(Tp).setParameterLength(2);class vp extends ed{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=qs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ai.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return _p(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ai.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ll(this.value),this._varying=Wu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Np=(e,t=null,r=0)=>new vp(e,t,r);class Sp extends pi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ii.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=Np(s,"vec3",Math.max(s.count,1)).element(gl);else{const e=new q(s.array,3),t=s.usage===x?cl:dl;this.bufferColor=e,r=An(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(hc).xyz;if(hc.assign(n),e.needsPreviousData()&&pc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Mc(Nc,t);Nc.assign(e)}null!==this.instanceColorNode&&zn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(pc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=Np(s,"mat4",Math.max(i,1)).element(gl);else{if(16*i*4<=t.getUniformBufferLimit())r=td(s.array,"mat4",Math.max(i,1)).element(gl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?cl:dl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=In(...n)}}return r}}const Rp=un(Sp).setParameterLength(2,3);class Ep extends Sp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Ap=un(Ep).setParameterLength(1);class wp extends pi{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=gl:this.batchingIdNode=bl);const t=pn(([e])=>{const t=Tn(Hl(Jl(this.batchMesh._indirectTexture),0).x).toConst(),r=Tn(e).mod(t).toConst(),s=Tn(e).div(t).toConst();return Jl(this.batchMesh._indirectTexture,Sn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Tn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Tn(Hl(Jl(s),0).x).toConst(),n=xn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=In(Jl(s,Sn(a,o)),Jl(s,Sn(a.add(1),o)),Jl(s,Sn(a.add(2),o)),Jl(s,Sn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=pn(([e])=>{const t=Tn(Hl(Jl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Jl(l,Sn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);zn("vec3","vBatchColor").assign(t)}const d=Dn(u);hc.assign(u.mul(hc));const c=Nc.div(An(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;Nc.assign(h),e.hasGeometryAttribute("tangent")&&gh.mulAssign(d)}}const Cp=un(wp).setParameterLength(1),Mp=new WeakMap;class Bp extends pi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ii.OBJECT,this.skinIndexNode=zl("skinIndex","uvec4"),this.skinWeightNode=zl("skinWeight","vec4"),this.bindMatrixNode=Kc("bindMatrix","mat4"),this.bindMatrixInverseNode=Kc("bindMatrixInverse","mat4"),this.boneMatricesNode=Qc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=hc,this.toPositionNode=hc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ua(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=Nc,r=gh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ua(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Qc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pc)}setup(e){e.needsPreviousData()&&pc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();Nc.assign(t),e.hasGeometryAttribute("tangent")&&gh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Mp.get(t)!==e.frameId&&(Mp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Pp=e=>new Bp(e);class Lp extends pi{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Lp(on(e,"int")).toStack(),Up=()=>Ml("break").toStack(),Dp=new WeakMap,Ip=new s,Op=pn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=Tn(pl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Jl(e,Sn(u,o)).depth(i).xyz.mul(t)});class Vp extends pi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Ea(1),this.updateType=ii.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Dp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=K,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=xn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Jl(this.mesh.morphTexture,Sn(Tn(e).add(1),Tn(gl))).r):t.assign(Kc("morphTargetInfluences","float").element(e).toVar()),fn(t.notEqual(0),()=>{!0===s&&hc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(0)})),!0===i&&Nc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const kp=un(Vp).setParameterLength(1);class Gp extends pi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class zp extends Gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:An().toVar("directDiffuse"),directSpecular:An().toVar("directSpecular"),indirectDiffuse:An().toVar("indirectDiffuse"),indirectSpecular:An().toVar("indirectSpecular")};return{radiance:An().toVar("radiance"),irradiance:An().toVar("irradiance"),iblIrradiance:An().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($p);class Hp extends Gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const qp=new t;class jp extends Ql{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new Q,s.minFilter=Y,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ii.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(qp):i.getDrawingBufferSize?i.getDrawingBufferSize(qp):qp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===qp.width&&n.image.height===qp.height||(n.image.width=qp.width,n.image.height=qp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Xp=un(jp).setParameterLength(0,3),Kp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Qp=Kp(),Yp=(e=cd,t=null)=>Qp.sample(e,t);let Zp=null;class Jp extends jp{static get type(){return"ViewportDepthTextureNode"}constructor(e=cd,t=null,r=null){null===r&&(null===Zp&&(Zp=new Z),r=Zp),super(e,t,r)}}const eg=un(Jp).setParameterLength(0,3);class tg extends pi{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===tg.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===tg.DEPTH_BASE)null!==r&&(s=ug().assign(r));else if(t===tg.DEPTH)s=e.isPerspectiveCamera?ig(fc.z,Fd,Ud):rg(fc.z,Fd,Ud);else if(t===tg.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=ag(r,Fd,Ud);s=rg(e,Fd,Ud)}else s=r;else s=rg(fc.z,Fd,Ud);return s}}tg.DEPTH_BASE="depthBase",tg.DEPTH="depth",tg.LINEAR_DEPTH="linearDepth";const rg=(e,t,r)=>e.add(t).div(t.sub(r)),sg=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),ig=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),ng=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),ag=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),og=(e,t,r)=>{t=t.max(1e-6).toVar();const s=_o(e.negate().div(t)),i=_o(r.div(t));return s.div(i)},ug=un(tg,tg.DEPTH_BASE),lg=ln(tg,tg.DEPTH),dg=un(tg,tg.LINEAR_DEPTH).setParameterLength(0,1),cg=dg(eg());lg.assign=e=>ug(e);class hg extends pi{static get type(){return"ClippingNode"}constructor(e=hg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===hg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===hg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return pn(()=>{const r=xn().toVar("distanceToPlane"),s=xn().toVar("distanceToGradient"),i=xn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=id(t).setGroup(Na);Fp(n,({i:t})=>{const n=e.element(t);r.assign(fc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(xu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=id(e).setGroup(Na),n=xn(1).toVar("intersectionClipOpacity");Fp(a,({i:e})=>{const i=t.element(e);r.assign(fc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(xu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}$n.a.mulAssign(i),$n.a.equal(0).discard()})()}setupDefault(e,t){return pn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=id(t).setGroup(Na);Fp(r,({i:t})=>{const r=e.element(t);fc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=id(e).setGroup(Na),r=vn(!0).toVar("clipped");Fp(s,({i:e})=>{const s=t.element(e);r.assign(fc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),pn(()=>{const s=id(e).setGroup(Na),i=ad(t.getClipDistance());Fp(r,({i:e})=>{const t=s.element(e),r=fc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}hg.ALPHA_TO_COVERAGE="alphaToCoverage",hg.DEFAULT="default",hg.HARDWARE="hardware";const pg=pn(([e])=>Ao(Ia(1e4,wo(Ia(17,e.x).add(Ia(.1,e.y)))).mul(Ua(.1,ko(wo(Ia(13,e.y).add(e.x))))))),gg=pn(([e])=>pg(Nn(pg(e.xy),e.z))),mg=pn(([e])=>{const t=tu(zo(Ho(e.xyz)),zo(qo(e.xyz))),r=xn(1).div(xn(.05).mul(t)).toVar("pixScale"),s=Nn(xo(So(_o(r))),xo(Ro(_o(r)))),i=Nn(gg(So(s.x.mul(e.xyz))),gg(So(s.y.mul(e.xyz)))),n=Ao(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=An(a.mul(a).div(Ia(2,o).mul(Da(1,o))),a.sub(Ia(.5,o)).div(Da(1,o)),Da(1,Da(1,a).mul(Da(1,a)).div(Ia(2,o).mul(Da(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return fu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class fg extends Gl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const yg=(e=0)=>new fg(e);class bg extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Gs(t.slice(0,-4)),r.getCacheKey());return this.type+zs(e)}build(e){this.setup(e)}setupObserver(e){return new Is(e)}setup(e){e.context.setupNormal=()=>zu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=zu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Bn(s,$n.a).max(0);n=this.setupOutput(e,i),la.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&la.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Bn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new hg(hg.ALPHA_TO_COVERAGE):e.stack.addToStack(new hg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new hg(hg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?og(fc.z,Fd,Ud):rg(fc.z,Fd,Ud))}null!==s&&lg.assign(s).toStack()}setupPositionView(){return ac.mul(hc).xyz}setupModelViewProjection(){return Dd.mul(fc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),xp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&kp(t).toStack(),!0===t.isSkinnedMesh&&Pp(t).toStack(),this.displacementMap){const e=Zc("displacementMap","texture"),t=Zc("displacementScale","float"),r=Zc("displacementBias","float");hc.addAssign(Nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Cp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Ap(t).toStack(),null!==this.positionNode&&hc.assign(zu(this.positionNode,"POSITION","vec3")),hc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&vn(this.maskNode).not().discard();let s=this.colorNode?Bn(this.colorNode):Dh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(yg())),t.instanceColor){s=zn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=zn("vec3","vBatchColor").mul(s)}$n.assign(s);const i=this.opacityNode?xn(this.opacityNode):Vh;$n.a.assign($n.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?xn(this.alphaTestNode):Uh,!0===this.alphaToCoverage?($n.a=xu(n,n.add(Qo($n.a)),$n.a),$n.a.lessThanEqual(0).discard()):$n.a.lessThanEqual(n).discard()),!0===this.alphaHash&&$n.a.lessThan(mg(hc)).discard(),e.isOpaque()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?An(0):$n.rgb}setupNormal(){return this.normalNode?An(this.normalNode):jh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Zc("envMap","cubeTexture"):Zc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Hp(fp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=yp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new zp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Wp(n,t,r,s)}else null!==r&&(a=An(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(An(i||Oh)),a=a.add(Hn)),a}setupFog(e,t){const r=e.fogNode;return r&&(la.assign(t),t=Bn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Pl(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const xg=new ee;class Tg extends bg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(xg),this.setValues(e)}}const _g=new te;class vg extends bg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(_g),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?xn(this.offsetNode):pp,t=this.dashScaleNode?xn(this.dashScaleNode):lp,r=this.dashSizeNode?xn(this.dashSizeNode):dp,s=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(r),ca.assign(s);const i=Wu(zl("lineDistance").mul(t));(e?i.add(e):i).mod(da.add(ca)).greaterThan(da).discard()}}const Ng=new te;class Sg extends bg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ng),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=pn(({start:e,end:t})=>{const r=Dd.element(2).element(2),s=Dd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Bn(mu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=pn(()=>{const e=zl("instanceStart"),t=zl("instanceEnd"),r=Bn(ac.mul(Bn(e,1))).toVar("start"),s=Bn(ac.mul(Bn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?xn(this.dashScaleNode):lp,t=this.offsetNode?xn(this.offsetNode):pp,r=zl("instanceDistanceStart"),s=zl("instanceDistanceEnd");let i=cc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),zn("float","lineDistance").assign(i)}n&&(zn("vec3","worldStart").assign(r.xyz),zn("vec3","worldEnd").assign(s.xyz));const o=gd.z.div(gd.w),u=Dd.element(2).element(3).equal(-1);fn(u,()=>{fn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Dd.mul(r),d=Dd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Bn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=mu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=zn("vec4","worldPos");o.assign(cc.y.lessThan(.5).select(r,s));const u=hp.mul(.5);o.addAssign(Bn(cc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Bn(cc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Bn(a.mul(u),0)),fn(cc.y.greaterThan(1).or(cc.y.lessThan(0)),()=>{o.subAssign(Bn(a.mul(2).mul(u),0))})),g.assign(Dd.mul(o));const l=An().toVar();l.assign(cc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Nn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(cc.x.lessThan(0).select(e.negate(),e)),fn(cc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(cc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(hp)),e.assign(e.div(gd.w.div(dd))),g.assign(cc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Bn(e,0,0)))}return g})();const o=pn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Nn(h,p)});if(this.colorNode=pn(()=>{const e=$l();if(i){const t=this.dashSizeNode?xn(this.dashSizeNode):dp,r=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(t),ca.assign(r);const s=zn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(da.add(ca)).greaterThan(da).discard()}const a=xn(1).toVar("alpha");if(n){const e=zn("vec3","worldStart"),s=zn("vec3","worldEnd"),n=zn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:An(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(hp);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(xu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=xn(s.fwidth()).toVar("dlen");fn(e.y.abs().greaterThan(1),()=>{a.assign(xu(i.oneMinus(),i.add(1),s).oneMinus())})}else fn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=zl("instanceColorStart"),t=zl("instanceColorEnd");u=cc.y.lessThan(.5).select(e,t).mul(Dh)}else u=Dh;return Bn(u,a)})(),this.transparent){const e=this.opacityNode?xn(this.opacityNode):Vh;this.outputNode=Bn(this.colorNode.rgb.mul(e).add(Yp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const Rg=new se;class Eg extends bg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Rg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?xn(this.opacityNode):Vh;$n.assign(Yu(Bn(Rh(Ac),e),ie))}}const Ag=pn(([e=mc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Nn(t,r)});class wg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Ag(mc),a=new bg;a.colorNode=Zl(t,n,0),a.side=L,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Y&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Cg=new WeakMap;class Mg extends fi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=qc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ii.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Cg.has(e)){const t=Cg.get(e);Pg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new wg(r.height);s.fromEquirectangularTexture(t,e),Pg(s.texture,e.mapping),this._cubeTexture=s.texture,Cg.set(e,s.texture),e.addEventListener("dispose",Bg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Bg(e){const t=e.target;t.removeEventListener("dispose",Bg);const r=Cg.get(t);void 0!==r&&(Cg.delete(t),r.dispose())}function Pg(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Lg=un(Mg).setParameterLength(1);class Fg extends Gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Lg(this.envNode)}}class Ug extends Gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=xn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Dg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Ig extends Dg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Bn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Bn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign($n.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(mu(s.rgb,s.rgb.mul(i.rgb),$h.mul(Wh)));break;case ge:s.rgb.assign(mu(s.rgb,i.rgb,$h.mul(Wh)));break;case pe:s.rgb.addAssign(i.rgb.mul($h.mul(Wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Og=new fe;class Vg extends bg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Og),this.setValues(e)}setupNormal(){return _c(Rc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ug(fp)),t}setupOutgoingLight(){return $n.rgb}setupLightingModel(){return new Ig}}const kg=pn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Gg=pn(e=>e.diffuseColor.mul(1/Math.PI)),zg=pn(({dotNH:e})=>ua.mul(xn(.5)).add(1).mul(xn(1/Math.PI)).mul(e.pow(ua))),$g=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ac.dot(t).clamp(),s=yc.dot(t).clamp(),i=kg({f0:na,f90:1,dotVH:s}),n=xn(.25),a=zg({dotNH:r});return i.mul(n).mul(a)});class Wg extends Ig{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ac.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:$n.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul($g({lightDirection:e})).mul($h))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Hg=new ye;class qg extends bg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg(!1)}}const jg=new be;class Xg extends bg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg}setupVariants(){const e=(this.shininessNode?xn(this.shininessNode):Ih).max(1e-4);ua.assign(e);const t=this.specularNode||kh;na.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Kg=pn(e=>{if(!1===e.geometry.hasAttribute("normal"))return xn(0);const t=Rc.dFdx().abs().max(Rc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Qg=pn(e=>{const{roughness:t}=e,r=Kg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Yg=pn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Oa(.5,i.add(n).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Zg=pn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(An(e.mul(r),t.mul(s),a).length()),l=a.mul(An(e.mul(i),t.mul(n),o).length());return Oa(.5,u.add(l).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Jg=pn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),em=xn(1/Math.PI),tm=pn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=An(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return em.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),rm=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Ac,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(yc).normalize(),d=n.dot(e).clamp(),c=n.dot(yc).clamp(),h=n.dot(l).clamp(),p=yc.dot(l).clamp();let g,m,f=kg({f0:t,f90:r,dotVH:p});if(en(a)&&(f=Zn.mix(f,i)),en(o)){const t=sa.dot(e),r=sa.dot(yc),s=sa.dot(l),i=ia.dot(e),n=ia.dot(yc),a=ia.dot(l);g=Zg({alphaT:ta,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=tm({alphaT:ta,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Yg({alpha:u,dotNL:d,dotNV:c}),m=Jg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),sm=new 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im=null;const nm=pn(({roughness:e,dotNV:t})=>{null===im&&(im=new xe(sm,16,16,$,Te),im.name="DFG_LUT",im.minFilter=le,im.magFilter=le,im.wrapS=_e,im.wrapT=_e,im.generateMipmaps=!1,im.needsUpdate=!0);const r=Nn(e,t);return Zl(im,r).rg}),am=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=rm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Ac.dot(e).clamp(),l=Ac.dot(yc).clamp(),d=nm({roughness:s,dotNV:l}),c=nm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=xn(1).sub(g),y=xn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(xn(1).sub(f.mul(y).mul(b).mul(b)).add(oo)),T=f.mul(y),_=x.mul(T);return o.add(_)}),om=pn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=nm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),um=pn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(An(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),lm=pn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=xn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return xn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),dm=pn(({dotNV:e,dotNL:t})=>xn(1).div(xn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),cm=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ac.dot(e).clamp(),s=Ac.dot(yc).clamp(),i=Ac.dot(t).clamp(),n=lm({roughness:Yn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Qn.mul(n).mul(a)}),hm=pn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Nn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),pm=pn(({f:e})=>{const t=e.length();return tu(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),gm=pn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,tu(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),mm=pn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=An().toVar();return fn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Dn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=An(0).toVar();f.addAssign(gm({v1:h,v2:p})),f.addAssign(gm({v1:p,v2:g})),f.addAssign(gm({v1:g,v2:m})),f.addAssign(gm({v1:m,v2:h})),c.assign(An(pm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),fm=pn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=An().toVar();return fn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=An(0).toVar();d.addAssign(gm({v1:n,v2:a})),d.addAssign(gm({v1:a,v2:o})),d.addAssign(gm({v1:o,v2:l})),d.addAssign(gm({v1:l,v2:n})),u.assign(An(pm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),ym=1/6,bm=e=>Ia(ym,Ia(e,Ia(e,e.negate().add(3)).sub(3)).add(1)),xm=e=>Ia(ym,Ia(e,Ia(e,Ia(3,e).sub(6))).add(4)),Tm=e=>Ia(ym,Ia(e,Ia(e,Ia(-3,e).add(3)).add(3)).add(1)),_m=e=>Ia(ym,uu(e,3)),vm=e=>bm(e).add(xm(e)),Nm=e=>Tm(e).add(_m(e)),Sm=e=>Ua(-1,xm(e).div(bm(e).add(xm(e)))),Rm=e=>Ua(1,_m(e).div(Tm(e).add(_m(e)))),Em=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Ao(i),o=vm(a.x),u=Nm(a.x),l=Sm(a.x),d=Rm(a.x),c=Sm(a.y),h=Rm(a.y),p=Nn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Nn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Nn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Nn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=vm(a.y).mul(Ua(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Nm(a.y).mul(Ua(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Am=pn(([e,t])=>{const r=Nn(e.size(Tn(t))),s=Nn(e.size(Tn(t.add(1)))),i=Oa(1,r),n=Oa(1,s),a=Em(e,Bn(i,r),So(t)),o=Em(e,Bn(n,s),Ro(t));return Ao(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Am(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=An(bu(t.negate(),Eo(e),Oa(1,s))),a=An(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Eo(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Mm=pn(([e,t])=>e.mul(fu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Bm=Kp(),Pm=Yp(),Lm=pn(([e,t,r],{material:s})=>{const i=(s.side===L?Bm:Pm).sample(e),n=_o(hd.x).mul(Mm(t,r));return Am(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),An(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Um=pn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Bn().toVar(),f=An().toVar();const i=d.sub(1).mul(g.mul(.025)),n=An(d.sub(i),d,d.add(i));Fp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Bn(y,1))),x=Nn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Nn(x.x,x.y.oneMinus()));const T=Lm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(zo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Bn(n,1))),y=Nn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Nn(y.x,y.y.oneMinus())),m=Lm(y,r,d),f=s.mul(Fm(zo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=An(om({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Bn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Dm=Dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Im=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Om=pn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=mu(e,t,xu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();fn(a.lessThan(0),()=>An(1));const o=a.sqrt(),u=Im(n,e),l=kg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=xn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return An(1).add(t).div(An(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=An(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=An(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(An(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Fp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=An(54856e-17,44201e-17,52481e-17),i=An(1681e3,1795300,2208400),n=An(43278e5,93046e5,66121e5),a=xn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=An(o.x.add(a),o.y,o.z).div(1.0685e-7),Dm.mul(o)})(xn(e).mul(y),xn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(An(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Vm=pn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=xn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=xn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),km=An(.04),Gm=xn(1);class zm extends Dg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=An().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=An().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=An().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=An().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=An().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ac.dot(yc).clamp(),t=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:na}),r=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:$n.rgb});this.iridescenceFresnel=mu(t,r,jn),this.iridescenceF0Dielectric=um({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=um({f:r,f90:1,dotVH:e}),this.iridescenceF0=mu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,jn)}if(!0===this.transmission){const t=gc,r=Gd.sub(gc).normalize(),s=wc,i=e.context;i.backdrop=Um(s,r,qn,Wn,aa,oa,t,Jd,Od,Dd,pa,ma,ya,fa,this.dispersion?ba:null),i.backdropAlpha=ga,$n.a.mulAssign(mu(1,i.backdrop.a,ga))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Ac.dot(yc).clamp(),a=nm({roughness:qn,dotNV:n}),o=i?Zn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ac.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ac,viewDir:yc,roughness:Yn}),r=Vm({normal:Ac,viewDir:e,roughness:Yn}),i=Qn.r.max(Qn.g).max(Qn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(rm({lightDirection:e,f0:km,f90:Gm,roughness:Kn,normalView:Cc})))}r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:Wn}))),r.directSpecular.addAssign(s.mul(am({lightDirection:e,f0:aa,f90:1,roughness:qn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Ac,h=yc,p=fc.toVar(),g=hm({N:c,V:h,roughness:qn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Dn(An(m.x,0,m.y),An(0,1,0),An(m.z,0,m.w)).toVar(),b=aa.mul(f.x).add(oa.sub(aa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(mm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Wn).mul(mm({N:c,V:h,P:p,mInv:Dn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Cc,r=hm({N:t,V:h,roughness:Kn}),s=n.sample(r),i=a.sample(r),c=Dn(An(s.x,0,s.y),An(0,1,0),An(s.z,0,s.w)),g=km.mul(i.x).add(Gm.sub(km).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(mm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Gg({diffuseColor:Wn})).toVar();if(!0===this.sheen){const e=Vm({normal:Ac,viewDir:yc,roughness:Yn}),t=Qn.r.max(Qn.g).max(Qn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Qn,Vm({normal:Ac,viewDir:yc,roughness:Yn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Kn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=An().toVar("singleScatteringDielectric"),n=An().toVar("multiScatteringDielectric"),a=An().toVar("singleScatteringMetallic"),o=An().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,oa,na,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,oa,$n.rgb,this.iridescenceF0Metallic);const u=mu(i,a,jn),l=mu(n,o,jn),d=i.add(n),c=Wn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Vm({normal:Ac,viewDir:yc,roughness:Yn}),t=Qn.r.max(Qn.g).max(Qn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Ac.dot(yc).clamp().add(t),i=qn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Cc.dot(yc).clamp(),r=kg({dotVH:e,f0:km,f90:Gm}),s=t.mul(Xn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Xn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Km=xn(.305),Qm=xn(3),Ym=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=An(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Qm.sub(Xm)).div(jm.sub(Km)).add(Xm))}).ElseIf(e.greaterThanEqual(Ym),()=>{t.assign(Km.sub(e).mul(Zm.sub(Qm)).div(Km.sub(Ym)).add(Qm))}).Else(()=>{t.assign(xn(-2).mul(_o(Ia(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),nf=pn(([e,t])=>{const r=e.toVar();r.assign(Ia(2,r).sub(1));const s=An(r,1).toVar();return fn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),af=pn(([e,t,r,s,i,n])=>{const a=xn(r),o=An(t),u=fu(sf(a),Wm,n),l=Ao(u),d=So(u),c=An(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=An(of(e,o,d.add(1),s,i,n)).toVar();c.assign(mu(c,t,l))}),c}),of=pn(([e,t,r,s,i,n])=>{const a=xn(r).toVar(),o=An(t),u=xn(tf(o)).toVar(),l=xn(tu(Jm.sub(a),0)).toVar();a.assign(tu(a,Jm));const d=xn(xo(a)).toVar(),c=Nn(rf(o,u).mul(d.sub(2)).add(1)).toVar();return fn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ia(3,ef))),c.y.addAssign(Ia(4,xo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Nn(),Nn())}),uf=pn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Mo(s),l=r.mul(u).add(i.cross(r).mul(wo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return of(e,l,t,n,a,o)}),lf=pn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=An(wu(t,r,ou(r,s))).toVar();fn(h.equal(An(0)),()=>{h.assign(An(s.z,0,s.x.negate()))}),h.assign(Eo(h));const p=An().toVar();return p.addAssign(i.element(0).mul(uf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Fp({start:Tn(1),end:e},({i:e})=>{fn(e.greaterThanEqual(n),()=>{Up()});const t=xn(a.mul(xn(e))).toVar();p.addAssign(i.element(e).mul(uf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(uf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Bn(p,1)}),df=pn(([e])=>{const t=_n(e).toVar();return t.assign(t.shiftLeft(_n(16)).bitOr(t.shiftRight(_n(16)))),t.assign(t.bitAnd(_n(1431655765)).shiftLeft(_n(1)).bitOr(t.bitAnd(_n(2863311530)).shiftRight(_n(1)))),t.assign(t.bitAnd(_n(858993459)).shiftLeft(_n(2)).bitOr(t.bitAnd(_n(3435973836)).shiftRight(_n(2)))),t.assign(t.bitAnd(_n(252645135)).shiftLeft(_n(4)).bitOr(t.bitAnd(_n(4042322160)).shiftRight(_n(4)))),t.assign(t.bitAnd(_n(16711935)).shiftLeft(_n(8)).bitOr(t.bitAnd(_n(4278255360)).shiftRight(_n(8)))),xn(t).mul(2.3283064365386963e-10)}),cf=pn(([e,t])=>Nn(xn(e).div(xn(t)),df(e))),hf=pn(([e,t,r])=>{const s=r.mul(r).toConst(),i=An(1,0,0).toConst(),n=ou(t,i).toConst(),a=vo(e.x).toConst(),o=Ia(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Mo(o)).toConst(),l=a.mul(wo(o)).toVar(),d=Ia(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(vo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(vo(tu(0,u.mul(u).add(l.mul(l)).oneMinus()))));return Eo(An(s.mul(c.x),s.mul(c.y),tu(0,c.z)))}),pf=pn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=An(s).toVar(),l=An(0).toVar(),d=xn(0).toVar();return fn(e.lessThan(.001),()=>{l.assign(of(r,u,t,n,a,o))}).Else(()=>{const s=wu(ko(u.z).lessThan(.999),An(0,0,1),An(1,0,0)),c=Eo(ou(s,u)).toVar(),h=ou(u,c).toVar();Fp({start:_n(0),end:i},({i:s})=>{const p=cf(s,i),g=hf(p,An(0,0,1),e),m=Eo(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Eo(m.mul(au(u,m).mul(2)).sub(u)),y=tu(au(u,f),0);fn(y.greaterThan(0),()=>{const e=of(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),fn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Bn(l,1)}),gf=[.125,.215,.35,.446,.526,.582],mf=20,ff=new Ne(-1,1,1,-1,0,1),yf=new Se(90,1),bf=new e;let xf=null,Tf=0,_f=0;const vf=new r,Nf=new WeakMap,Sf=[3,1,5,0,4,2],Rf=nf($l(),zl("faceIndex")).normalize(),Ef=An(Rf.x,Rf.y,Rf.z);class Af{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=vf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}xf=this._renderer.getRenderTarget(),Tf=this._renderer.getActiveCubeFace(),_f=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=gf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Sf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=id(new Array(mf).fill(0)),n=Ea(new r(0,1,0)),a=Ea(0),o=xn(mf),u=Ea(0),l=Ea(1),d=Zl(),c=Ea(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Ef,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Cf("blur");return f.fragmentNode=lf({...m,latitudinal:u.equal(1)}),Nf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Zl(),i=Ea(0),n=Ea(0),a=xn(1/t),o=xn(1/r),u=xn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Cf("ggx");return d.fragmentNode=pf({...l,N_immutable:Ef,GGX_SAMPLES:_n(512)}),Nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,ff)}_sceneToCubeUV(e,t,r,s,i){const n=yf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(bf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:L,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(bf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Bf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,ff)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,ff),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,ff)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Nf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):mf;f>mf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ee,colorSpace:Re});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Ef),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Ag(Ef),0),t}const Pf=new WeakMap;function Lf(e,t,r){const s=function(e){let t=Pf.get(e);void 0===t&&(t=new WeakMap,Pf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends fi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Zl(s),this._width=Ea(0),this._height=Ea(0),this._maxMip=Ea(0),this.updateBeforeType=ii.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture||s.mapping===Ae?s:Lf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Af(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=this._pmrem.isRenderTargetTexture?Oc.mul(An(t.x,t.y.negate(),t.z)):Oc.mul(t);let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),af(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Uf=un(Ff).setParameterLength(1,3),Df=new WeakMap;class If extends Gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Uf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Sh:Ac,i=r.context(Of(qn,s)).mul(Ic),n=r.context(Vf(wc)).mul(Math.PI).mul(Ic),a=Nl(i),o=Nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Of(Kn,Cc)).mul(Ic),t=Nl(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const Of=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yc.negate().reflect(t),r=cu(e).mix(r,t).normalize(),r=r.transformDirection(Od)),r),getTextureLevel:()=>e}},Vf=e=>({getUV:()=>e,getTextureLevel:()=>xn(1)}),kf=new Ce;class Gf extends bg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(kf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new If(t):null}setupLightingModel(){return new zm}setupSpecular(){const e=mu(An(.04),$n.rgb,jn);na.assign(An(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Qg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($n.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const zf=new Me;class $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),An(1)).mul(Gh)),aa.assign(mu(na,$n.rgb,jn)),oa.assign(mu(Gh,1,jn))}setupLightingModel(){return new zm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?xn(this.clearcoatNode):Xh,t=this.clearcoatRoughnessNode?xn(this.clearcoatRoughnessNode):Kh;Xn.assign(e),Kn.assign(Qg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?An(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Qn.assign(e),Yn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?xn(this.iridescenceNode):tp,t=this.iridescenceIORNode?xn(this.iridescenceIORNode):rp,r=this.iridescenceThicknessNode?xn(this.iridescenceThicknessNode):sp;Zn.assign(e),Jn.assign(t),ea.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Nn(this.anisotropyNode):ep).toVar();ra.assign(e.length()),fn(ra.equal(0),()=>{e.assign(Nn(1,0))}).Else(()=>{e.divAssign(Nn(ra)),ra.assign(ra.saturate())}),ta.assign(ra.pow2().mix(qn.pow2(),1)),sa.assign(vh[0].mul(e.x).add(vh[1].mul(e.y))),ia.assign(vh[1].mul(e.x).sub(vh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?xn(this.transmissionNode):ip,t=this.thicknessNode?xn(this.thicknessNode):np,r=this.attenuationDistanceNode?xn(this.attenuationDistanceNode):op,s=this.attenuationColorNode?An(this.attenuationColorNode):up;if(ga.assign(e),ma.assign(t),fa.assign(r),ya.assign(s),this.useDispersion){const e=this.dispersionNode?xn(this.dispersionNode):mp;ba.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?An(this.clearcoatNormalNode):Qh}setup(e){e.context.setupClearcoatNormal=()=>zu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Wf extends zm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Ac.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=An(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Hf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return An(e.r)}{const e=i.fwidth().mul(.5);return mu(An(.7),An(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Kf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Qf=pn(()=>{const e=An(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ac),t.dot(Ac)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Yf=new Pe;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Yf),this.setValues(e)}setupVariants(e){const t=Qf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):An(mu(.2,.8,t.y)),$n.rgb.mulAssign(r.rgb)}}class Jf extends fi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Un(e,s,s.negate(),e).mul(r)}{const e=t,s=In(Bn(1,0,0,0),Bn(0,Mo(e.x),wo(e.x).negate(),0),Bn(0,wo(e.x),Mo(e.x),0),Bn(0,0,0,1)),i=In(Bn(Mo(e.y),0,wo(e.y),0),Bn(0,1,0,0),Bn(wo(e.y).negate(),0,Mo(e.y),0),Bn(0,0,0,1)),n=In(Bn(Mo(e.z),wo(e.z).negate(),0,0),Bn(wo(e.z),Mo(e.z),0,0),Bn(0,0,1,0),Bn(0,0,0,1));return s.mul(i).mul(n).mul(Bn(r,1)).xyz}}}const ey=un(Jf).setParameterLength(2),ty=new Le;class ry extends bg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=ac.mul(An(s||0));let u=Nn(Jd[0].xyz.length(),Jd[1].xyz.length());null!==n&&(u=u.mul(Nn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=cc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Ju(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=xn(i||Yh),c=ey(l,d);return Bn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const sy=new Fe,iy=new t;class ny extends ry{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(sy),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return ac.mul(An(e||hc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Nn(n):gp;u=u.mul(dd),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ay.div(fc.z.negate()))),i&&i.isNode&&(u=u.mul(Nn(i)));let l=cc.xy;if(s&&s.isNode){const e=xn(s);l=ey(l,e)}return l=l.mul(u),l=l.div(md.div(2)),l=l.mul(o.w),o=o.add(Bn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ay=Ea(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(iy);this.value=.5*t.y});class oy extends Dg{constructor(){super(),this.shadowNode=xn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){$n.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign($n.rgb)}}const uy=new Ue;class ly extends bg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(uy),this.setValues(e)}setupLightingModel(){return new oy}}const dy=Gn("vec3"),cy=Gn("vec3"),hy=Gn("vec3");class py extends Dg{constructor(){super()}start(e){const{material:t}=e,r=Gn("vec3"),s=Gn("vec3");fn(Gd.sub(gc).length().greaterThan(sc.mul(2)),()=>{r.assign(Gd),s.assign(gc)}).Else(()=>{r.assign(gc),s.assign(Gd)});const i=s.sub(r),n=Ea("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=An(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Fp(n,()=>{const s=r.add(o.mul(u)),i=Od.mul(Bn(s,1)).xyz;let n;null!==t.depthNode&&(cy.assign(dg(ig(i.z,Fd,Ud))),e.context.sceneDepthNode=dg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,dy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&dy.mulAssign(n);const d=dy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),hy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?fn(r.greaterThanEqual(cy),()=>{dy.addAssign(e)}):dy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(fm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(hy)}}class gy extends bg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=L,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new py}}class my{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class fy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),void 0!==e&&(i[n.name]=e.id)),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Gs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=$s(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=$s(e,1)),e=$s(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const xy=[];class Ty{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);xy[0]=e,xy[1]=t,xy[2]=n,xy[3]=i;let l=u.get(xy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(xy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),xy[0]=null,xy[1]=null,xy[2]=null,xy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new fy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new by(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class _y{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const vy=1,Ny=2,Sy=3,Ry=4,Ey=16;class Ay extends _y{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===vy?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ny?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Sy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ry&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=wy(e),i.__id=Cy(e),i}class By extends _y{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Sy):this.updateAttribute(e,vy);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ny);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ry)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=My(t),e.set(t,r)):r.version===wy(t)&&r.__id===Cy(t)||(this.attributes.delete(r),r=My(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Py{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==K||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ke||(r=3);let s=t*r;e.type===Qe||e.type===Ye?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Ly{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends Ly{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Uy extends Ly{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Iy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Oy extends _y{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Iy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Iy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Iy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Uy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Vy extends _y{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?Ry:Sy;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ry:Sy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Gy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function zy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===F&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||ky),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Gy),this.transparent.length>1&&this.transparent.sort(t||Gy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Qy){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Ks(i),a=Qs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class sb extends pi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ib extends pi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew hb(e,"uint","float"),mb={};class fb extends ao{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(pb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return _n;case"int":return Tn;case"uvec2":return Rn;case"uvec3":return Cn;case"uvec4":return Ln;case"ivec2":return Sn;case"ivec3":return wn;case"ivec4":return Pn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t);const i=xn(s.bitAnd($o(s))),n=gb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{fn(e.equal(_n(0)),()=>_n(32));const s=_n(0),i=_n(0);return this._resolveElementType(e,s,t),fn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),fn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),fn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),fn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),fn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(_n(1)).bitAnd(_n(1431655765)))),s.assign(s.bitAnd(_n(858993459)).add(s.shiftRight(_n(2)).bitAnd(_n(858993459))));const i=s.add(s.shiftRight(_n(4))).bitAnd(_n(252645135)).mul(_n(16843009)).shiftRight(_n(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return pn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}fb.COUNT_TRAILING_ZEROS="countTrailingZeros",fb.COUNT_LEADING_ZEROS="countLeadingZeros",fb.COUNT_ONE_BITS="countOneBits";const yb=dn(fb,fb.COUNT_TRAILING_ZEROS).setParameterLength(1),bb=dn(fb,fb.COUNT_LEADING_ZEROS).setParameterLength(1),xb=dn(fb,fb.COUNT_ONE_BITS).setParameterLength(1),Tb=pn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),_b=(e,t)=>uu(Ia(4,e.mul(Da(1,e))),t);class vb extends fi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Nb=dn(vb,"snorm").setParameterLength(1),Sb=dn(vb,"unorm").setParameterLength(1),Rb=dn(vb,"float16").setParameterLength(1);class Eb extends fi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Ab=dn(Eb,"snorm").setParameterLength(1),wb=dn(Eb,"unorm").setParameterLength(1),Cb=dn(Eb,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>An(Mb(e.z.add(Mb(e.y.mul(1)))),Mb(e.z.add(Mb(e.x.mul(1)))),Mb(e.y.add(Mb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Pb=pn(([e,t,r])=>{const s=An(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=An(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=An(Bb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(xn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=xn(Mb(s.z.add(Mb(s.x.add(Mb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Lb extends pi{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=un(Lb),Ub=e=>(...t)=>Fb(e,...t),Db=Ea(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Ea(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Ea(0,"uint").setGroup(Na).onRenderUpdate(e=>e.frameId);const Vb=pn(([e,t,r=Nn(.5)])=>ey(e.sub(r),t).add(r)),kb=pn(([e,t,r=Nn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Gb=pn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Jd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Jd;const i=Od.mul(s);return en(t)&&(i[0][0]=Jd[0].length(),i[0][1]=0,i[0][2]=0),en(r)&&(i[1][0]=0,i[1][1]=Jd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Dd.mul(i).mul(hc)}),zb=pn(([e=null])=>{const t=dg();return dg(eg(e)).sub(t).lessThan(0).select(cd,e)}),$b=pn(([e,t=$l(),r=xn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Nn(a,o);return t.add(l).mul(u)}),Wb=pn(([e,t=null,r=null,s=xn(1),i=hc,n=Nc])=>{let a=n.abs().normalize();a=a.div(a.dot(An(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Zl(d,o).mul(a.x),g=Zl(c,u).mul(a.y),m=Zl(h,l).mul(a.z);return Ua(p,g,m)}),Hb=new ut,qb=new r,jb=new r,Xb=new r,Kb=new a,Qb=new r(0,0,-1),Yb=new s,Zb=new r,Jb=new r,ex=new s,tx=new t,rx=new ne,sx=cd.flipX();rx.depthTexture=new Z(1,1);let ix=!1;class nx extends Ql{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||rx.texture,sx),this._reflectorBaseNode=e.reflector||new ax(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new nx({defaultTexture:rx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ax extends pi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ii.RENDER:ii.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(tx),e.setSize(Math.round(tx.width*r),Math.round(tx.height*r))}setup(e){return this._updateResolution(rx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ix)return!1;ix=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(tx),this._updateResolution(o,s),jb.setFromMatrixPosition(n.matrixWorld),Xb.setFromMatrixPosition(r.matrixWorld),Kb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Kb),Zb.subVectors(jb,Xb);let u=!1;if(!0===Zb.dot(qb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ix=!1);u=!0}Zb.reflect(qb).negate(),Zb.add(jb),Kb.extractRotation(r.matrixWorld),Qb.set(0,0,-1),Qb.applyMatrix4(Kb),Qb.add(Xb),Jb.subVectors(jb,Qb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Kb),a.up.reflect(qb),a.lookAt(Jb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Hb.setFromNormalAndCoplanarPoint(qb,jb),Hb.applyMatrix4(a.matrixWorldInverse),Yb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Yb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Yb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Yb.multiplyScalar(1/Yb.dot(ex));l.elements[2]=Yb.x,l.elements[6]=Yb.y,l.elements[10]=s.coordinateSystem===h?Yb.z-0:Yb.z+1-0,l.elements[14]=Yb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ix=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ox=new Ne(-1,1,1,-1,0,1);class ux extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const lx=new ux;class dx extends oe{constructor(e=null){super(lx,e),this.camera=ox,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ox)}render(e){e.render(this,ox)}}const cx=new t;class hx extends Ql{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,$l()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new dx(new bg),this.updateBeforeType=ii.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(cx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ql(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const px=(e,...t)=>new hx(sn(e),...t),gx=pn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Nn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Bn(An(e,t),1)):i=Bn(An(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Bn(r.mul(i));return n.xyz.div(n.w)}),mx=pn(([e,t])=>{const r=t.mul(Bn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Nn(s.x,s.y.oneMinus())}),fx=pn(([e,t,r])=>{const s=Hl(Jl(t)),i=Sn(e.mul(s)).toVar(),n=Jl(t,i).toVar(),a=Jl(t,i.sub(Sn(2,0))).toVar(),o=Jl(t,i.sub(Sn(1,0))).toVar(),u=Jl(t,i.add(Sn(1,0))).toVar(),l=Jl(t,i.add(Sn(2,0))).toVar(),d=Jl(t,i.add(Sn(0,2))).toVar(),c=Jl(t,i.add(Sn(0,1))).toVar(),h=Jl(t,i.sub(Sn(0,1))).toVar(),p=Jl(t,i.sub(Sn(0,2))).toVar(),g=ko(Da(xn(2).mul(o).sub(a),n)).toVar(),m=ko(Da(xn(2).mul(u).sub(l),n)).toVar(),f=ko(Da(xn(2).mul(c).sub(d),n)).toVar(),y=ko(Da(xn(2).mul(h).sub(p),n)).toVar(),b=gx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(gx(e.sub(Nn(xn(1).div(s.x),0)),o,r)),b.negate().add(gx(e.add(Nn(xn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(gx(e.add(Nn(0,xn(1).div(s.y))),c,r)),b.negate().add(gx(e.sub(Nn(0,xn(1).div(s.y))),h,r)));return Eo(ou(x,T))}),yx=pn(([e])=>Ao(xn(52.9829189).mul(Ao(au(e,Nn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),bx=pn(([e,t,r])=>{const s=xn(2.399963229728653),i=vo(xn(e).add(.5).div(xn(t))),n=xn(e).mul(s).add(r);return Nn(Mo(n),wo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class xx extends pi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($l())}sample(e){return this.callback(e)}}class Tx extends pi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Tx.OBJECT?this.updateType=ii.OBJECT:e===Tx.MATERIAL?this.updateType=ii.RENDER:e===Tx.FRAME?this.updateType=ii.FRAME:e===Tx.BEFORE_OBJECT?this.updateBeforeType=ii.OBJECT:e===Tx.BEFORE_MATERIAL?this.updateBeforeType=ii.RENDER:e===Tx.BEFORE_FRAME&&(this.updateBeforeType=ii.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Tx.OBJECT="object",Tx.MATERIAL="material",Tx.FRAME="frame",Tx.BEFORE_OBJECT="beforeObject",Tx.BEFORE_MATERIAL="beforeMaterial",Tx.BEFORE_FRAME="beforeFrame";const _x=(e,t)=>new Tx(e,t).toStack();class vx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nx extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sx extends pi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Rx=ln(Sx),Ex=new a,Ax=Ea(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Ea(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Ea(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ex.makeRotationFromEuler(e.backgroundRotation).transpose():Ex.identity(),Ex});class Mx extends Ql{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ai.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ai.READ_WRITE)}toReadOnly(){return this.setAccess(ai.READ_ONLY)}toWriteOnly(){return this.setAccess(ai.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=un(Mx).setParameterLength(1,3),Px=pn(({texture:e,uv:t})=>{const r=1e-4,s=An().toVar();return fn(t.x.lessThan(r),()=>{s.assign(An(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(An(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(An(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(An(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(An(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(An(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(An(-.01,0,0))).r.sub(e.sample(t.add(An(r,0,0))).r),n=e.sample(t.add(An(0,-.01,0))).r.sub(e.sample(t.add(An(0,r,0))).r),a=e.sample(t.add(An(0,0,-.01))).r.sub(e.sample(t.add(An(0,0,r))).r);s.assign(An(i,n,a))}),s.normalize()});class Lx extends Ql{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return An(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Px({texture:this,uv:e})}}const Fx=un(Lx).setParameterLength(1,3);class Ux extends Xc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ix extends fi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ii.OBJECT,this.updateAfterType=ii.OBJECT,this.previousModelWorldMatrix=Ea(new a),this.previousProjectionMatrix=Ea(new a).setGroup(Na),this.previousCameraViewMatrix=Ea(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Dd:Ea(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(ac).mul(hc),s=this.previousProjectionMatrix.mul(t).mul(pc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Da(i,n)}}function Ox(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=ln(Ix),Gx=pn(([e,t])=>eu(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zx=pn(([e,t])=>eu(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$x=pn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wx=pn(([e,t])=>mu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),ru(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hx=pn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Bn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),qx=pn(([e])=>Qx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Qx(e.rgb),e.rgb)),Xx=pn(([e,t=xn(1)])=>{const r=Ua(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return mu(e.rgb,s,i)}),Kx=pn(([e,t=xn(1)])=>{const r=An(.57735,.57735,.57735),s=t.cos();return An(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Qx=(e,t=An(p.getLuminanceCoefficients(new r)))=>au(e,t),Yx=pn(([e,t=An(1),s=An(0),i=An(1),n=xn(1),a=An(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(An(a)),u=tu(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return fn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),fn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),fn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Bn(u.rgb,e.a)}),Zx=pn(([e,t])=>e.mul(t).floor().div(t));let Jx=null;class eT extends jp{static get type(){return"ViewportSharedTextureNode"}constructor(e=cd,t=null){null===Jx&&(Jx=new Q),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Ql{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class iT extends sT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class nT extends fi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==nT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Ea(0),this._cameraFar=Ea(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ii.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new iT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new iT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=ag(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=rg(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=K),this.scope===nT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),rT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(rT)),this._pixelRatio=i,this.setSize(rT.width,rT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Mu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}nT.COLOR="color",nT.DEPTH="depth";class aT extends nT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(nT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new bg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=L;const t=Nc.negate(),r=Dd.mul(ac),s=xn(1),i=r.mul(Bn(hc,1)),n=r.mul(Bn(hc.add(t),1)),a=Eo(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Bn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const oT=pn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=pn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),lT=pn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=pn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),cT=pn(([e,t])=>{const r=Dn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Dn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=dT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hT=Dn(An(1.6605,-.1246,-.0182),An(-.5876,1.1329,-.1006),An(-.0728,-.0083,1.1187)),pT=Dn(An(.6274,.0691,.0164),An(.3293,.9195,.088),An(.0433,.0113,.8956)),gT=pn(([e])=>{const t=An(e).toVar(),r=An(t.mul(t)).toVar(),s=An(r.mul(r)).toVar();return xn(15.5).mul(s.mul(r)).sub(Ia(40.14,s.mul(t))).add(Ia(31.96,s).sub(Ia(6.868,r.mul(t))).add(Ia(.4298,r).add(Ia(.1191,t).sub(.00232))))}),mT=pn(([e,t])=>{const r=An(e).toVar(),s=Dn(An(.856627153315983,.137318972929847,.11189821299995),An(.0951212405381588,.761241990602591,.0767994186031903),An(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(An(1.1271005818144368,-.1413297634984383,-.14132976349843826),An(-.11060664309660323,1.157823702216272,-.11060664309660294),An(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=xn(-12.47393),a=xn(4.026069);return r.mulAssign(t),r.assign(pT.mul(r)),r.assign(s.mul(r)),r.assign(tu(r,1e-10)),r.assign(_o(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(fu(r,0,1)),r.assign(gT(r)),r.assign(i.mul(r)),r.assign(uu(tu(An(0),r),An(2.2))),r.assign(hT.mul(r)),r.assign(fu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fT=pn(([e,t])=>{const r=xn(.76),s=xn(.15);e=e.mul(t);const i=eu(e.r,eu(e.g,e.b)),n=wu(i.lessThan(.08),i.sub(Ia(6.25,i.mul(i))),.04);e.subAssign(n);const a=tu(e.r,tu(e.g,e.b));fn(a.lessThan(r),()=>e);const o=Da(1,r),u=Da(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Da(1,Oa(1,s.mul(a.sub(u)).add(1)));return mu(e,An(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class yT extends pi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const bT=un(yT).setParameterLength(1,3);class xT extends yT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const TT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function _T(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fc.z).negate()}const vT=pn(([e,t],r)=>{const s=_T(r);return xu(e,t,s)}),NT=pn(([e],t)=>{const r=_T(t);return e.mul(e,r,r).negate().exp().oneMinus()}),ST=pn(([e,t],r)=>{const s=_T(r),i=t.sub(gc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),RT=pn(([e,t])=>Bn(t.toFloat().mix(la.rgb,e.toVec3()),la.a));let ET=null,AT=null;class wT extends pi{static get type(){return"RangeNode"}constructor(e=xn(),t=xn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ys(t.value)),i=e.getTypeLength(Ys(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Xl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ys(a)),d=e.getTypeLength(Ys(o));ET=ET||new s,AT=AT||new s,ET.setScalar(0),AT.setScalar(0),1===u?ET.setScalar(a):a.isColor?ET.set(a.r,a.g,a.b,1):ET.set(a.x,a.y,a.z||0,a.w||0),1===d?AT.setScalar(o):o.isColor?AT.set(o.r,o.g,o.b,1):AT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew MT(e,t),PT=BT("numWorkgroups","uvec3"),LT=BT("workgroupId","uvec3"),FT=BT("globalId","uvec3"),UT=BT("localId","uvec3"),DT=BT("subgroupSize","uint");class IT extends pi{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const OT=un(IT);class VT extends gi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class kT extends pi{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new VT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class GT extends pi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=Ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}GT.ATOMIC_LOAD="atomicLoad",GT.ATOMIC_STORE="atomicStore",GT.ATOMIC_ADD="atomicAdd",GT.ATOMIC_SUB="atomicSub",GT.ATOMIC_MAX="atomicMax",GT.ATOMIC_MIN="atomicMin",GT.ATOMIC_AND="atomicAnd",GT.ATOMIC_OR="atomicOr",GT.ATOMIC_XOR="atomicXor";const zT=un(GT),$T=(e,t,r)=>zT(e,t,r).toStack();class WT extends fi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===WT.SUBGROUP_ELECT?"bool":t===WT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===WT.SUBGROUP_BROADCAST||r===WT.SUBGROUP_SHUFFLE||r===WT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===WT.SUBGROUP_SHUFFLE_XOR||r===WT.SUBGROUP_SHUFFLE_DOWN||r===WT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}WT.SUBGROUP_ELECT="subgroupElect",WT.SUBGROUP_BALLOT="subgroupBallot",WT.SUBGROUP_ADD="subgroupAdd",WT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",WT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",WT.SUBGROUP_MUL="subgroupMul",WT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",WT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",WT.SUBGROUP_AND="subgroupAnd",WT.SUBGROUP_OR="subgroupOr",WT.SUBGROUP_XOR="subgroupXor",WT.SUBGROUP_MIN="subgroupMin",WT.SUBGROUP_MAX="subgroupMax",WT.SUBGROUP_ALL="subgroupAll",WT.SUBGROUP_ANY="subgroupAny",WT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",WT.QUAD_SWAP_X="quadSwapX",WT.QUAD_SWAP_Y="quadSwapY",WT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",WT.SUBGROUP_BROADCAST="subgroupBroadcast",WT.SUBGROUP_SHUFFLE="subgroupShuffle",WT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",WT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",WT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",WT.QUAD_BROADCAST="quadBroadcast";const HT=dn(WT,WT.SUBGROUP_ELECT).setParameterLength(0),qT=dn(WT,WT.SUBGROUP_BALLOT).setParameterLength(1),jT=dn(WT,WT.SUBGROUP_ADD).setParameterLength(1),XT=dn(WT,WT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),QT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),YT=dn(WT,WT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),ZT=dn(WT,WT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),JT=dn(WT,WT.SUBGROUP_AND).setParameterLength(1),e_=dn(WT,WT.SUBGROUP_OR).setParameterLength(1),t_=dn(WT,WT.SUBGROUP_XOR).setParameterLength(1),r_=dn(WT,WT.SUBGROUP_MIN).setParameterLength(1),s_=dn(WT,WT.SUBGROUP_MAX).setParameterLength(1),i_=dn(WT,WT.SUBGROUP_ALL).setParameterLength(0),n_=dn(WT,WT.SUBGROUP_ANY).setParameterLength(0),a_=dn(WT,WT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),o_=dn(WT,WT.QUAD_SWAP_X).setParameterLength(1),u_=dn(WT,WT.QUAD_SWAP_Y).setParameterLength(1),l_=dn(WT,WT.QUAD_SWAP_DIAGONAL).setParameterLength(1),d_=dn(WT,WT.SUBGROUP_BROADCAST).setParameterLength(2),c_=dn(WT,WT.SUBGROUP_SHUFFLE).setParameterLength(2),h_=dn(WT,WT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),p_=dn(WT,WT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),g_=dn(WT,WT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),m_=dn(WT,WT.QUAD_BROADCAST).setParameterLength(1);let f_;function y_(e){f_=f_||new WeakMap;let t=f_.get(e);return void 0===t&&f_.set(e,t={}),t}function b_(e){const t=y_(e);return t.shadowMatrix||(t.shadowMatrix=Ea("mat4").setGroup(Na).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function x_(e,t=gc){const r=b_(e).mul(t);return r.xyz.div(r.w)}function T_(e){const t=y_(e);return t.position||(t.position=Ea(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Ea(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function v_(e){const t=y_(e);return t.viewPosition||(t.viewPosition=Ea(new r).setGroup(Na).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const N_=e=>Od.transformDirection(T_(e).sub(__(e))),S_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},R_=new WeakMap,E_=[];class A_ extends pi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Gn("vec3","totalDiffuse"),this.totalSpecularNode=Gn("vec3","totalSpecular"),this.outgoingLightNode=Gn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(sn(e));else{let s=null;if(null!==r&&(s=S_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===R_.has(e)&&R_.set(e,new t(e)),s=R_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=An(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class w_ extends pi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ii.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){C_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||gc)}}const C_=Gn("vec3","shadowPositionWorld");function M_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function B_(e,t){return t=M_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function P_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function L_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=L_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function U_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function D_(e,t,r){return r=F_(t,r=B_(e,r))}function I_(e,t,r){P_(e,r),U_(t,r)}var O_=Object.freeze({__proto__:null,resetRendererAndSceneState:D_,resetRendererState:B_,resetSceneState:F_,restoreRendererAndSceneState:I_,restoreRendererState:P_,restoreSceneState:U_,saveRendererAndSceneState:function(e,t,r={}){return r=L_(t,r=M_(e,r))},saveRendererState:M_,saveSceneState:L_});const V_=new WeakMap,k_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Zl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),G_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Kc("mapSize","vec2",r).setGroup(Na),a=Kc("radius","float",r).setGroup(Na),o=Nn(1).div(n),u=a.mul(o.x),l=yx(pd.xy).mul(6.28318530718);return Ua(i(t.xy.add(bx(0,5,l).mul(u)),t.z),i(t.xy.add(bx(1,5,l).mul(u)),t.z),i(t.xy.add(bx(2,5,l).mul(u)),t.z),i(t.xy.add(bx(3,5,l).mul(u)),t.z),i(t.xy.add(bx(4,5,l).mul(u)),t.z)).mul(.2)}),z_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Kc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Ao(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ua(i(l,t.z),i(l.add(Nn(o,0)),t.z),i(l.add(Nn(0,u)),t.z),i(l.add(a),t.z),mu(i(l.add(Nn(o.negate(),0)),t.z),i(l.add(Nn(o.mul(2),0)),t.z),d.x),mu(i(l.add(Nn(o.negate(),u)),t.z),i(l.add(Nn(o.mul(2),u)),t.z),d.x),mu(i(l.add(Nn(0,u.negate())),t.z),i(l.add(Nn(0,u.mul(2))),t.z),d.y),mu(i(l.add(Nn(o,u.negate())),t.z),i(l.add(Nn(o,u.mul(2))),t.z),d.y),mu(mu(i(l.add(Nn(o.negate(),u.negate())),t.z),i(l.add(Nn(o.mul(2),u.negate())),t.z),d.x),mu(i(l.add(Nn(o.negate(),u.mul(2))),t.z),i(l.add(Nn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),$_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Zl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=tu(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?ru(n,t.z):ru(t.z,n),u=xn(1).toVar();return fn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=fu(Da(r,.3).div(.65)),u.assign(tu(o,r))}),u}),W_=e=>{let t=V_.get(e);return void 0===t&&(t=new bg,t.colorNode=Bn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,V_.set(e,t)),t},H_=e=>{const t=V_.get(e);void 0!==t&&(t.dispose(),V_.delete(e))},q_=new fy,j_=[],X_=(e,t,r,s)=>{j_[0]=e,j_[1]=t;let i=q_.get(j_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,q_.set(j_,i)),j_[0]=null,j_[1]=null,i},K_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanVertical"),a=xn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Q_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanHorizontal"),a=xn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ua(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Y_=[k_,G_,z_,$_];let Z_;const J_=new dx;class ev extends w_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,xn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Kc("bias","float",r).setGroup(Na);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Kc("near","float",r.camera).setGroup(Na),s=Kc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=An(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Y_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(E.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Kc("blurSamples","float",i).setGroup(Na),o=Kc("radius","float",i).setGroup(Na),u=Kc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=Q_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Kc("intensity","float",i).setGroup(Na),d=Kc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Ea("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture):Zl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture).r.oneMinus():Jl(this.shadowMap.depthTexture,$l().mul(Hl(Zl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return pn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Z_=D_(i,n,Z_),n.overrideMaterial=W_(r),i.setRenderObjectFunction(X_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,I_(i,n,Z_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),J_.material=this.vsmMaterialVertical,J_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),J_.material=this.vsmMaterialHorizontal,J_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,H_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const tv=(e,t)=>new ev(e,t),rv=new e,sv=new a,iv=new r,nv=new r,av=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],uv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],lv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],dv=pn(({depthTexture:e,bd3D:t,dp:r})=>qc(e,t).compare(r)),cv=pn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Kc("radius","float",s).setGroup(Na),n=Kc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Eo(ou(t,o.x.greaterThan(o.z).select(An(0,1,0),An(1,0,0)))),l=ou(t,u),d=yx(pd.xy).mul(6.28318530718),c=bx(0,5,d),h=bx(1,5,d),p=bx(2,5,d),g=bx(3,5,d),m=bx(4,5,d);return qc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(qc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),hv=pn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Ea("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Ea("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Kc("bias","float",s).setGroup(Na),c=xn(1).toVar();return fn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=ng(o.negate(),u,l),r.subAssign(d)):(r=ig(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class pv extends ev{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?dv:cv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return hv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?av:uv,d=u?ov:lv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(rv),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),iv.setFromMatrixPosition(s.matrixWorld),a.position.copy(iv),nv.copy(a.position),nv.add(l[e]),a.up.copy(d[e]),a.lookAt(nv),a.updateMatrixWorld(),o.makeTranslation(-iv.x,-iv.y,-iv.z),sv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(sv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const gv=(e,t)=>new pv(e,t);class mv extends Gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Ea(this.color).setGroup(Na),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ii.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return v_(this.light).sub(e.context.positionView||fc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return tv(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?sn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const fv=pn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),yv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=fv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class bv extends mv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Ea(0).setGroup(Na),this.decayExponentNode=Ea(2).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return gv(this.light)}setupDirect(e){return yv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const xv=pn(([e=$l()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),Tv=pn(([e=$l()],{renderer:t,material:r})=>{const s=gu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=xn(s.fwidth()).toVar();i=xu(e.oneMinus(),e.add(1),s).oneMinus()}else i=wu(s.greaterThan(1),0,1);return i}),_v=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=vn(e).toVar();return wu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),vv=pn(([e,t])=>{const r=vn(t).toVar(),s=xn(e).toVar();return wu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Nv=pn(([e])=>{const t=xn(e).toVar();return Tn(So(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Sv=pn(([e,t])=>{const r=xn(e).toVar();return t.assign(Nv(r)),r.sub(xn(t))}),Rv=Ub([pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=xn(s).toVar(),l=xn(r).toVar(),d=xn(t).toVar(),c=xn(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=An(s).toVar(),l=An(r).toVar(),d=An(t).toVar(),c=An(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Ev=Ub([pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=xn(o).toVar(),m=xn(a).toVar(),f=xn(n).toVar(),y=xn(i).toVar(),b=xn(s).toVar(),x=xn(r).toVar(),T=xn(t).toVar(),_=xn(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=An(o).toVar(),m=An(a).toVar(),f=An(n).toVar(),y=An(i).toVar(),b=An(s).toVar(),x=An(r).toVar(),T=An(t).toVar(),_=An(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Av=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=_n(e).toVar(),a=_n(n.bitAnd(_n(7))).toVar(),o=xn(_v(a.lessThan(_n(4)),i,s)).toVar(),u=xn(Ia(2,_v(a.lessThan(_n(4)),s,i))).toVar();return vv(o,vn(a.bitAnd(_n(1)))).add(vv(u,vn(a.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),wv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=_n(e).toVar(),u=_n(o.bitAnd(_n(15))).toVar(),l=xn(_v(u.lessThan(_n(8)),a,n)).toVar(),d=xn(_v(u.lessThan(_n(4)),n,_v(u.equal(_n(12)).or(u.equal(_n(14))),a,i))).toVar();return vv(l,vn(u.bitAnd(_n(1)))).add(vv(d,vn(u.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Cv=Ub([Av,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return An(Cv(n.x,i,s),Cv(n.y,i,s),Cv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Bv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=Cn(e).toVar();return An(Cv(o.x,a,n,i),Cv(o.y,a,n,i),Cv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Pv=Ub([Mv,Bv]),Lv=pn(([e])=>{const t=xn(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=pn(([e])=>{const t=xn(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Uv=Ub([Lv,pn(([e])=>{const t=An(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Dv=Ub([Fv,pn(([e])=>{const t=An(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Iv=pn(([e,t])=>{const r=Tn(t).toVar(),s=_n(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Tn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Ov=pn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Iv(r,Tn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Iv(r,Tn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(4))),t.addAssign(e)}),Vv=pn(([e,t,r])=>{const s=_n(r).toVar(),i=_n(t).toVar(),n=_n(e).toVar();return s.bitXorAssign(i),s.subAssign(Iv(i,Tn(14))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(11))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(25))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(16))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(4))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(14))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),kv=pn(([e])=>{const t=_n(e).toVar();return xn(t).div(xn(_n(Tn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gv=pn(([e])=>{const t=xn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),zv=Ub([pn(([e])=>{const t=Tn(e).toVar(),r=_n(_n(1)).toVar(),s=_n(_n(Tn(3735928559)).add(r.shiftLeft(_n(2))).add(_n(13))).toVar();return Vv(s.add(_n(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(_n(2)).toVar(),n=_n().toVar(),a=_n().toVar(),o=_n().toVar();return n.assign(a.assign(o.assign(_n(Tn(3735928559)).add(i.shiftLeft(_n(2))).add(_n(13))))),n.addAssign(_n(s)),a.addAssign(_n(r)),Vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(_n(3)).toVar(),o=_n().toVar(),u=_n().toVar(),l=_n().toVar();return o.assign(u.assign(l.assign(_n(Tn(3735928559)).add(a.shiftLeft(_n(2))).add(_n(13))))),o.addAssign(_n(n)),u.addAssign(_n(i)),l.addAssign(_n(s)),Vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),pn(([e,t,r,s])=>{const i=Tn(s).toVar(),n=Tn(r).toVar(),a=Tn(t).toVar(),o=Tn(e).toVar(),u=_n(_n(4)).toVar(),l=_n().toVar(),d=_n().toVar(),c=_n().toVar();return l.assign(d.assign(c.assign(_n(Tn(3735928559)).add(u.shiftLeft(_n(2))).add(_n(13))))),l.addAssign(_n(o)),d.addAssign(_n(a)),c.addAssign(_n(n)),Ov(l,d,c),l.addAssign(_n(i)),Vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),pn(([e,t,r,s,i])=>{const n=Tn(i).toVar(),a=Tn(s).toVar(),o=Tn(r).toVar(),u=Tn(t).toVar(),l=Tn(e).toVar(),d=_n(_n(5)).toVar(),c=_n().toVar(),h=_n().toVar(),p=_n().toVar();return c.assign(h.assign(p.assign(_n(Tn(3735928559)).add(d.shiftLeft(_n(2))).add(_n(13))))),c.addAssign(_n(l)),h.addAssign(_n(u)),p.addAssign(_n(o)),Ov(c,h,p),c.addAssign(_n(a)),h.addAssign(_n(n)),Vv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),$v=Ub([pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(zv(s,r)).toVar(),n=Cn().toVar();return n.x.assign(i.bitAnd(Tn(255))),n.y.assign(i.shiftRight(Tn(8)).bitAnd(Tn(255))),n.z.assign(i.shiftRight(Tn(16)).bitAnd(Tn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(zv(n,i,s)).toVar(),o=Cn().toVar();return o.x.assign(a.bitAnd(Tn(255))),o.y.assign(a.shiftRight(Tn(8)).bitAnd(Tn(255))),o.z.assign(a.shiftRight(Tn(16)).bitAnd(Tn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Wv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=xn(Rv(Cv(zv(r,s),i,n),Cv(zv(r.add(Tn(1)),s),i.sub(1),n),Cv(zv(r,s.add(Tn(1))),i,n.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=An(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=xn(Ev(Cv(zv(r,s,i),n,a,o),Cv(zv(r.add(Tn(1)),s,i),n.sub(1),a,o),Cv(zv(r,s.add(Tn(1)),i),n,a.sub(1),o),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Cv(zv(r,s,i.add(Tn(1))),n,a,o.sub(1)),Cv(zv(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Cv(zv(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Hv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=An(Rv(Pv($v(r,s),i,n),Pv($v(r.add(Tn(1)),s),i.sub(1),n),Pv($v(r,s.add(Tn(1))),i,n.sub(1)),Pv($v(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=An(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=An(Ev(Pv($v(r,s,i),n,a,o),Pv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Pv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Pv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Pv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Pv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Pv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Pv($v(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),qv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return kv(zv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return kv(zv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=An(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return kv(zv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return kv(zv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),jv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return An(kv(zv(r,Tn(0))),kv(zv(r,Tn(1))),kv(zv(r,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return An(kv(zv(r,s,Tn(0))),kv(zv(r,s,Tn(1))),kv(zv(r,s,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=An(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return An(kv(zv(r,s,i,Tn(0))),kv(zv(r,s,i,Tn(1))),kv(zv(r,s,i,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return An(kv(zv(r,s,i,n,Tn(0))),kv(zv(r,s,i,n,Tn(1))),kv(zv(r,s,i,n,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Xv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=An(e).toVar(),u=xn(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=An(e).toVar(),u=An(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Hv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=An(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(An(Tn(19),Tn(193),Tn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=An(e).toVar(),u=An(Kv(o,a,n,i)).toVar(),l=xn(Xv(o.add(An(Tn(19),Tn(193),Tn(17))),a,n,i)).toVar();return Bn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Zv=Ub([pn(([e,t,r,s,i,n,a])=>{const o=Tn(a).toVar(),u=xn(n).toVar(),l=Tn(i).toVar(),d=Tn(s).toVar(),c=Tn(r).toVar(),h=Tn(t).toVar(),p=Nn(e).toVar(),g=An(jv(Nn(h.add(d),c.add(l)))).toVar(),m=Nn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Nn(Nn(xn(h),xn(c)).add(m)).toVar(),y=Nn(f.sub(p)).toVar();return fn(o.equal(Tn(2)),()=>ko(y.x).add(ko(y.y))),fn(o.equal(Tn(3)),()=>tu(ko(y.x),ko(y.y))),au(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),pn(([e,t,r,s,i,n,a,o,u])=>{const l=Tn(u).toVar(),d=xn(o).toVar(),c=Tn(a).toVar(),h=Tn(n).toVar(),p=Tn(i).toVar(),g=Tn(s).toVar(),m=Tn(r).toVar(),f=Tn(t).toVar(),y=An(e).toVar(),b=An(jv(An(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=An(An(xn(f),xn(m),xn(g)).add(b)).toVar(),T=An(x.sub(y)).toVar();return fn(l.equal(Tn(2)),()=>ko(T.x).add(ko(T.y)).add(ko(T.z))),fn(l.equal(Tn(3)),()=>tu(ko(T.x),ko(T.y),ko(T.z))),au(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();l.assign(eu(l,r))})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),tN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=An(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),rN=Ub([Jv,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=An(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=An(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(eu(d,n))})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),sN=Ub([eN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=An(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=An(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),iN=Ub([tN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=An(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=An(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=An(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const 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fn(c.equal(Tn(0)),()=>{N.assign(Hv(v))}),fn(c.equal(Tn(1)),()=>{N.assign(jv(v))}),fn(c.equal(Tn(2)),()=>{N.assign(iN(v,m,Tn(0)))}),fn(c.equal(Tn(3)),()=>{N.assign(Kv(An(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),fn(b,()=>{N.assign(fu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),aN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=An(t).toVar(),p=An(r).toVar(),g=An(s).toVar(),m=xn(i).toVar(),f=xn(n).toVar(),y=xn(a).toVar(),b=vn(o).toVar(),x=Tn(u).toVar(),T=xn(l).toVar(),_=xn(d).toVar(),v=h.mul(p).add(g),N=xn(0).toVar();return fn(c.equal(Tn(0)),()=>{N.assign(Hv(v))}),fn(c.equal(Tn(1)),()=>{N.assign(jv(v))}),fn(c.equal(Tn(2)),()=>{N.assign(iN(v,m,Tn(0)))}),fn(c.equal(Tn(3)),()=>{N.assign(Kv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),fn(b,()=>{N.assign(fu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),oN=pn(([e])=>{const t=e.y,r=e.z,s=An().toVar();return fn(t.lessThan(1e-4),()=>{s.assign(An(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(So(i)).mul(6).toVar();const 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x(){i.removeEventListener("dispose",x),d.material.dispose(),d.geometry.dispose()}b.name="Background.material",b.side=L,b.depthTest=!1,b.depthWrite=!1,b.allowOverride=!1,b.fog=!1,b.lights=!1,b.vertexNode=y,b.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new oe(new ft(1,32,32),b),d.frustumCulled=!1,d.name="Background.mesh",i.addEventListener("dispose",x)}const c=l.getCacheKey();u.backgroundCacheKey!==c&&(u.backgroundMeshNode.node=Bn(l).mul(wx),u.backgroundMeshNode.needsUpdate=!0,d.material.needsUpdate=!0,u.backgroundCacheKey=c),t.unshift(d,d.geometry,d.material,0,0,null,null)}else o("Renderer: Unsupported background configuration.",i);const a=s.xr.getEnvironmentBlendMode();if("additive"===a?fN.set(0,0,0,1):"alpha-blend"===a&&fN.set(0,0,0,0),!0===s.autoClear||!0===n){const T=r.clearColorValue;T.r=fN.r,T.g=fN.g,T.b=fN.b,T.a=fN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let bN=0;class xN{constructor(e="",t=[]){this.name=e,this.bindings=t,this.id=bN++}}class TN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new xN(t.name,[]);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class _N{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class vN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class NN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class SN extends NN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class RN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let EN=0;class AN{constructor(e=null){this.id=EN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class wN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class CN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class MN extends CN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class BN extends CN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class PN extends CN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class LN extends CN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class FN extends CN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class UN extends CN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class DN extends CN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class IN extends CN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class ON extends MN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class VN extends BN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class kN extends PN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class GN extends LN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class zN extends FN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class $N extends UN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class WN extends DN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class HN extends IN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let qN=0;const jN=new WeakMap,XN=new WeakMap,KN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),QN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class YN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=tb(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new AN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:qN++})}isFlatShading(){return!0===this.material.flatShading||!1===this.geometry.hasAttribute("normal")}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===tt&&!1===e.alphaToCoverage}createRenderTarget(e,t,r){return new ne(e,t,r)}createCubeRenderTarget(e,t){return new wg(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=t[0].groupNode;let s,i=r.shared;if(i)for(let e=1;ee.nodeUniform.node.id-t.nodeUniform.node.id);for(const t of e.uniforms)r+=t.nodeUniform.node.id}else r+=e.nodeUniform.id;const i=this.renderer._currentRenderContext||this.renderer;let n=jN.get(i);void 0===n&&(n=new Map,jN.set(i,n));const a=Gs(r);s=n.get(a),void 0===s&&(s=new xN(e,t),n.set(a,s))}else s=new xN(e,t);return s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of li)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${QN(n.r)}, ${QN(n.g)}, ${QN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new _N(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=qs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return KN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof xt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=tb(this.stack);const e=mn();return this.stacks.push(e),gn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,gn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new _N(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new wN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new vN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new NN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new SN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new RN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new xT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new AN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new bg),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=XN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new ON(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new VN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new kN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new GN(e);else if("color"===t)s=new zN(e);else if("mat2"===t)s=new $N(e);else if("mat3"===t)s=new WN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new HN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Js(this.object).useVelocity}}class ZN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ii.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ii.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class JN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}JN.isNodeFunctionInput=!0;class eS extends mv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class tS extends mv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:N_(this.light),lightColor:e}}}class rS extends mv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=T_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Ea(new e).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=wc.dot(s).mul(.5).add(.5),n=mu(r,t,i);e.context.irradiance.addAssign(n)}}class sS extends mv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Ea(0).setGroup(Na),this.penumbraCosNode=Ea(0).setGroup(Na),this.cutoffDistanceNode=Ea(0).setGroup(Na),this.decayExponentNode=Ea(0).setGroup(Na),this.colorNode=Ea(this.color).setGroup(Na)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return xu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=x_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(N_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=fv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Zl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class iS extends sS{static get type(){return"IESSpotLightNode"}constructor(e=null){super(e),this._iesTextureNode=null}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);this._iesTextureNode=Zl(r,Nn(e,0),0),s=this._iesTextureNode.r}else s=super.getSpotAttenuation(e,t);return s}update(e){super.update(e),null!==this._iesTextureNode&&this.light.iesMap&&(this._iesTextureNode.value=this.light.iesMap)}}class nS extends mv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=id(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gN(wc,this.lightProbe);e.context.irradiance.addAssign(t)}}const aS=pn(([e,t])=>{const r=e.abs().sub(t);return zo(tu(r,0)).add(eu(tu(r.x,r.y),0))});class oS extends sS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=xn(0),r=this.penumbraCosNode,s=b_(this.light).mul(e.context.positionWorld||gc);return fn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=aS(e.xy.sub(Nn(.5)),Nn(.5)),n=Oa(-1,Da(1,Do(r)).sub(1));t.assign(yu(i.mul(-2).mul(n)))}),t}}const uS=new a,lS=new a;let dS=null;class cS extends mv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Ea(new r).setGroup(Na),this.halfWidth=Ea(new r).setGroup(Na),this.updateType=ii.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;lS.identity(),uS.copy(t.matrixWorld),uS.premultiply(r),lS.extractRotation(uS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(lS),this.halfHeight.value.applyMatrix4(lS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Zl(dS.LTC_FLOAT_1),r=Zl(dS.LTC_FLOAT_2)):(t=Zl(dS.LTC_HALF_1),r=Zl(dS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:v_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){dS=e}}class hS{parseFunction(){d("Abstract function.")}}class pS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}pS.isNodeFunction=!0;const gS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,mS=/[a-z_0-9]+/gi,fS="#pragma main";class yS extends pS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(fS),r=-1!==t?e.slice(t+12):e,s=r.match(gS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=mS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new bg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new bg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Vs(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new TN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){xS[0]=e,xS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(xS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&TS.push(t.getCacheKey(!0)),i&&TS.push(i.getCacheKey()),n&&TS.push(n.getCacheKey()),TS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),TS.push(this.renderer.shadowMap.enabled?1:0),TS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=zs(TS),this.callHashCache.set(xS,s),TS.length=0}return xS[0]=null,xS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return Uf(r);{let e;return e=!0===r.isCubeTexture?qc(r):Zl(r),Lg(e)}}if(!0===r.isTexture)return Zl(r,cd.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Kc("color","color",r).setGroup(Na),t=Kc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Kc("color","color",r).setGroup(Na),t=Kc("near","float",r).setGroup(Na),s=Kc("far","float",r).setGroup(Na);return RT(e,vT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?qc(r):!0===r.isTexture?Zl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;return e.isArrayTexture?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace)}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new ZN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const vS=new ut;class NS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iUl(e,i.toneMapping,i.outputColorSpace)}),FS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new BS(u.textureWidth,u.textureHeight,{format:Ee,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?L:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=Et,e.plane.material.blendDst=Et,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new BS(i.framebufferWidth,i.framebufferHeight,{format:Ee,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;DS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function kS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function GS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new _S(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ay(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Yy(this,r,this.info),this._pipelines=new Oy(r,this._nodes,this.info),this._bindings=new Vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ty(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Hy(this.lighting),this._bundles=new ES,this._renderContexts=new Ky(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:$S,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new NS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=uc,t.modelNormalViewMatrix=lc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===uc&&e.modelNormalViewMatrix===lc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_onError(e){let t=`WebGPURenderer: Uncaptured ${e.api} ${e.type}`;e.message&&(t+=`: ${e.message}`),o(t)}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:$S,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(WS),HS.set(0,0,WS.width,WS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(HS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(HS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new NS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?jS:qS;t.isArrayCamera||(XS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(XS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=WS.width,g.height=WS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(KS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new dx(new bg),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(r,r.camera,!1),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=KS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=KS.copy(t).floor()}else t=KS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?jS:qS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&KS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(XS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,KS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?jS:qS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),KS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(XS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=L;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=F}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:QS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===F&&!1===i.forceSinglePass?(i.side=L,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=F):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class ZS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}function JS(e){return e+(Ey-e%Ey)%Ey}class eR extends ZS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return JS(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class tR extends eR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let rR=0;class sR extends tR{constructor(e,t){super("UniformBuffer_"+rR++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get byteLength(){return JS(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class iR extends tR{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=mR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=mR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${yR[s.interpolationType]||s.interpolationType} ${bR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${yR[e.interpolationType]||e.interpolationType} ${bR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=fR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}fR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new dR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new cR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new hR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new sR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new aR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let _R=null,vR=null;class NR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Ft.RENDER]:null,[Ft.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ft.COMPUTE:Ft.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return _R=_R||new t,this.renderer.getDrawingBufferSize(_R)}setScissorTest(){}getClearColor(){const e=this.renderer;return vR=vR||new Zy,e.getClearColor(vR),vR.getRGB(vR),vR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let SR,RR,ER=0;class AR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class wR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:ER++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new AR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class CR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;SR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},RR={[Et]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let BR,PR,LR,FR=!1;class UR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===FR&&(this._init(),FR=!0)}_init(){const e=this.gl;BR={[zr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Gr]:e.MIRRORED_REPEAT},PR={[B]:e.NEAREST,[$r]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Y]:e.LINEAR_MIPMAP_LINEAR},LR={[jr]:e.NEVER,[qr]:e.ALWAYS,[A]:e.LESS,[w]:e.LEQUAL,[Hr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[Wr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,BR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,BR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,BR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,PR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Y:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,PR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,LR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Y)return;if(t.type===K&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Kr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function DR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class IR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class OR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const VR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class kR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class $R extends NR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new IR(this),this.capabilities=new OR(this),this.attributeUtils=new wR(this),this.textureUtils=new UR(this),this.bufferRenderer=new kR(this),this.state=new CR(this),this.utils=new MR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new zR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eVR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Xy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const WR="point-list",HR="line-list",qR="line-strip",jR="triangle-list",XR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},KR="never",QR="less",YR="equal",ZR="less-equal",JR="greater",eE="not-equal",tE="greater-equal",rE="always",sE="store",iE="load",nE="clear",aE="ccw",oE="cw",uE="none",lE="back",dE="uint16",cE="uint32",hE="r8unorm",pE="r8snorm",gE="r8uint",mE="r8sint",fE="r16uint",yE="r16sint",bE="r16float",xE="rg8unorm",TE="rg8snorm",_E="rg8uint",vE="rg8sint",NE="r16unorm",SE="r16snorm",RE="r32uint",EE="r32sint",AE="r32float",wE="rg16uint",CE="rg16sint",ME="rg16float",BE="rgba8unorm",PE="rgba8unorm-srgb",LE="rgba8snorm",FE="rgba8uint",UE="rgba8sint",DE="bgra8unorm",IE="bgra8unorm-srgb",OE="rg16unorm",VE="rg16snorm",kE="rgb9e5ufloat",GE="rgb10a2unorm",zE="rg11b10ufloat",$E="rg32uint",WE="rg32sint",HE="rg32float",qE="rgba16uint",jE="rgba16sint",XE="rgba16float",KE="rgba16unorm",QE="rgba16snorm",YE="rgba32uint",ZE="rgba32sint",JE="rgba32float",eA="depth16unorm",tA="depth24plus",rA="depth24plus-stencil8",sA="depth32float",iA="depth32float-stencil8",nA="bc1-rgba-unorm",aA="bc1-rgba-unorm-srgb",oA="bc2-rgba-unorm",uA="bc2-rgba-unorm-srgb",lA="bc3-rgba-unorm",dA="bc3-rgba-unorm-srgb",cA="bc4-r-unorm",hA="bc4-r-snorm",pA="bc5-rg-unorm",gA="bc5-rg-snorm",mA="bc6h-rgb-ufloat",fA="bc6h-rgb-float",yA="bc7-rgba-unorm",bA="bc7-rgba-unorm-srgb",xA="etc2-rgb8unorm",TA="etc2-rgb8unorm-srgb",_A="etc2-rgb8a1unorm",vA="etc2-rgb8a1unorm-srgb",NA="etc2-rgba8unorm",SA="etc2-rgba8unorm-srgb",RA="eac-r11unorm",EA="eac-r11snorm",AA="eac-rg11unorm",wA="eac-rg11snorm",CA="astc-4x4-unorm",MA="astc-4x4-unorm-srgb",BA="astc-5x4-unorm",PA="astc-5x4-unorm-srgb",LA="astc-5x5-unorm",FA="astc-5x5-unorm-srgb",UA="astc-6x5-unorm",DA="astc-6x5-unorm-srgb",IA="astc-6x6-unorm",OA="astc-6x6-unorm-srgb",VA="astc-8x5-unorm",kA="astc-8x5-unorm-srgb",GA="astc-8x6-unorm",zA="astc-8x6-unorm-srgb",$A="astc-8x8-unorm",WA="astc-8x8-unorm-srgb",HA="astc-10x5-unorm",qA="astc-10x5-unorm-srgb",jA="astc-10x6-unorm",XA="astc-10x6-unorm-srgb",KA="astc-10x8-unorm",QA="astc-10x8-unorm-srgb",YA="astc-10x10-unorm",ZA="astc-10x10-unorm-srgb",JA="astc-12x10-unorm",ew="astc-12x10-unorm-srgb",tw="astc-12x12-unorm",rw="astc-12x12-unorm-srgb",sw="clamp-to-edge",iw="repeat",nw="mirror-repeat",aw="linear",ow="nearest",uw="zero",lw="one",dw="src",cw="one-minus-src",hw="src-alpha",pw="one-minus-src-alpha",gw="dst",mw="one-minus-dst",fw="dst-alpha",yw="one-minus-dst-alpha",bw="src-alpha-saturated",xw="constant",Tw="one-minus-constant",_w="add",vw="subtract",Nw="reverse-subtract",Sw="min",Rw="max",Ew=0,Aw=15,ww="keep",Cw="zero",Mw="replace",Bw="invert",Pw="increment-clamp",Lw="decrement-clamp",Fw="increment-wrap",Uw="decrement-wrap",Dw="storage",Iw="read-only-storage",Ow="write-only",Vw="read-only",kw="read-write",Gw="non-filtering",zw="comparison",$w="float",Ww="unfilterable-float",Hw="depth",qw="sint",jw="uint",Xw="2d",Kw="3d",Qw="2d",Yw="2d-array",Zw="cube",Jw="3d",eC="all",tC="vertex",rC="instance",sC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},iC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class nC extends oR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class aC extends eR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let oC=0;class uC extends aC{constructor(e,t){super("StorageBuffer_"+oC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ai.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class lC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:aw}),this.flipYSampler=e.createSampler({minFilter:ow}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:nE,storeOp:sE}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new lC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,fC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,yC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class bC extends pS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(mC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=fC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class xC extends hS{parseFunction(e){return new bC(e)}}const TC={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},_C={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},vC={vertex:XR.VERTEX,fragment:XR.FRAGMENT,compute:XR.COMPUTE},NC={instance:!0,swizzleAssign:!1,storageBuffer:!0},SC={"^^":"tsl_xor"},RC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},EC={},AC={tsl_xor:new yT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new yT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new yT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new yT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new yT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new yT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new yT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new yT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new yT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new yT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new yT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new yT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new yT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new yT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},wC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let CC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(CC+="diagnostic( off, derivative_uniformity );\n");class MC extends YN{constructor(e,t){super(e,t,new xC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${_C[e.wrapS]}S_${_C[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=EC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(AC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(AC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(AC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",EC[t]=r=new yT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Du(new Cl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Du(new Cl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Du(new Cl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===K||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=SC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ai.READ_WRITE):ai.READ_ONLY:e.access}getStorageAccess(e,t){return TC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new hR(i.name,i.node,o,n):new dR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new cR(i.name,i.node,o,n):"texture3D"===t&&(s=new hR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(vC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new nC(`${i.name}_sampler`,i.node,o);e.setVisibility(vC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?sR:uC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|vC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new aR(u,o),e.setVisibility(XR.VERTEX|XR.FRAGMENT|XR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node.value;let i;(!0===r.isCubeTexture||!1===this.isUnfilterable(r)&&!0!==n.node.isStorageTextureNode)&&(this.isSampleCompare(r)?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let a="";const{primarySamples:u}=t.utils.getTextureSampleData(r);if(u>1&&(a="_multisampled"),!0===r.isCubeTexture&&!0===r.isDepthTexture)i="texture_depth_cube";else if(!0===r.isCubeTexture)i="texture_cube";else if(!0===r.isDepthTexture)i=t.compatibilityMode&&null===r.compareFunction?`texture${a}_2d`:`texture_depth${a}_2d${!0===r.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const s=gC(r,t.device),a=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;i=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${s}, ${a}>`}else if(!0===r.isArrayTexture||!0===r.isDataArrayTexture||!0===r.isCompressedArrayTexture)i="texture_2d_array";else if(!0===r.is3DTexture||!0===r.isData3DTexture)i="texture_3d";else{i=`texture${a}_2d<${this.getComponentTypeFromTexture(r).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${i};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return RC[e]||e}isAvailable(e){let t=NC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),NC[e]=t),t}_getWGSLMethod(e){return void 0!==AC[e]&&this._include(e),wC[e]}_include(e){const t=AC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${CC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class BC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?iA:rA:!0===this.backend.renderer.reversedDepthBuffer?sA:tA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?WR:e.isLineSegments||e.isMesh&&!0===t.wireframe?HR:e.isLine?qR:e.isMesh?jR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return DE;if(e===Te)return XE;throw new Error("Unsupported output buffer type.")}}const PC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&PC.set(Float16Array,["float16"]);const LC=new Map([[xt,["float16"]]]),FC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class UC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else u=n.createBuffer({label:`${e.name}_readback`,size:o,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});const l=n.createCommandEncoder({label:`readback_encoder_${e.name}`});l.copyBufferToBuffer(a,r,u,0,o);const d=l.finish();if(n.queue.submit([d]),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=FC.get(s);else{const e=(LC.get(i)||PC.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}class DC{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class IC{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new DC(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Qr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=eC;let o;o=t.isSampledCubeTexture?Zw:t.isSampledTexture3D?Jw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Yw:Qw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&XR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Dw:e.type=Iw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ai.READ_WRITE?kw:t===ai.WRITE_ONLY?Ow:Vw,s.texture.isArrayTexture?e.viewDimension=Yw:s.texture.is3DTexture&&(e.viewDimension=Jw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Ww)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Ww:t.sampleType=Hw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=qw:e===S?t.sampleType=jw:e===K&&(this.backend.hasFeature("float32-filterable")?t.sampleType=$w:t.sampleType=Ww)}s.isSampledCubeTexture?t.viewDimension=Zw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Yw:s.isSampledTexture3D&&(t.viewDimension=Jw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=zw:t.type=Gw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class OC{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}class VC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&_.topology===jR&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=E.label;if(null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),n.pipeline=s.createComputePipeline({label:l,compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})}),s.popErrorScope().then(e=>{null!==e&&(n.error=!0,o(`WebGPURenderer: Compute pipeline creation failed (${l}): ${e.message}`),this._reportShaderDiagnostics([{program:u,module:i.module}],l))})}async _reportShaderDiagnostics(e,t){for(const{program:r,module:s}of e){const e=await s.getCompilationInfo();if(0===e.messages.length)continue;const i=r.code.split("\n");for(const s of e.messages){const e=s.lineNum>0?` at line ${s.lineNum}${s.linePos>0?`:${s.linePos}`:""}`:"",n=`WebGPURenderer [${t} / ${r.stage} ${s.type}]${e}: ${s.message}`;let a="";s.lineNum>0&&s.lineNum<=i.length&&(a=`\n ${i[s.lineNum-1]}`,s.linePos>0&&(a+=`\n ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:_w},r={srcFactor:i,dstFactor:n,operation:_w}};if(e.premultipliedAlpha)switch(s){case tt:i(lw,pw,lw,pw);break;case Yt:i(lw,lw,lw,lw);break;case Qt:i(uw,cw,uw,lw);break;case Kt:i(gw,pw,uw,lw)}else switch(s){case tt:i(hw,pw,lw,pw);break;case Yt:i(hw,lw,lw,lw);break;case Qt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Kt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case Et:t=uw;break;case Ht:t=lw;break;case Wt:t=dw;break;case kt:t=cw;break;case rt:t=hw;break;case st:t=pw;break;case zt:t=gw;break;case Vt:t=mw;break;case Gt:t=fw;break;case Ot:t=yw;break;case $t:t=bw;break;case 211:t=xw;break;case 212:t=Tw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=KR;break;case ss:t=rE;break;case rs:t=QR;break;case ts:t=ZR;break;case es:t=YR;break;case Jr:t=tE;break;case Zr:t=JR;break;case Yr:t=eE;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=ww;break;case cs:t=Cw;break;case ds:t=Mw;break;case ls:t=Bw;break;case us:t=Pw;break;case os:t=Lw;break;case as:t=Fw;break;case ns:t=Uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=_w;break;case It:t=vw;break;case Dt:t=Nw;break;case gs:t=Sw;break;case ps:t=Rw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?dE:cE);let n=r.side===L;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?oE:aE,s.cullMode=r.side===F?uE:lE,s}_getColorWriteMask(e){return!0===e.colorWrite?Aw:Ew}_getDepthCompare(e){let t;if(!1===e.depthTest)t=rE;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=KR;break;case ir:t=rE;break;case sr:t=QR;break;case rr:t=ZR;break;case tr:t=YR;break;case er:t=tE;break;case Jt:t=JR;break;case Zt:t=eE;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class kC extends GR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}const GC={r:0,g:0,b:0,a:1};class zC extends NR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new BC(this),this.attributeUtils=new UC(this),this.bindingUtils=new IC(this),this.capabilities=new OC(this),this.pipelineUtils=new VC(this),this.textureUtils=new pC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(sC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),r.onuncapturederror=t=>{const r=t.error,s=r&&r.constructor?r.constructor.name:"GPUError",i=r&&r.message||"Unknown uncaptured GPU error";e.onError({api:"WebGPU",type:s,message:i,originalEvent:t})},this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(sC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:iE}),this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new $R(e)));super(new t(e),e),this.library=new HC,this.isWebGPURenderer=!0}}class jC extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class XC{constructor(e,t=Bn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new bg;r.name="RenderPipeline",this._quadMesh=new dx(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Ul(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class KC extends XC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class QC extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class YC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class ZC extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class JC extends Cs{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Ms(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),xn()):new this.nodes[e]}}class eM extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class tM extends Ps{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new JC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new eM;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t { { name: 'blend', type: 'vec4' } ] } ); - -/** - * Premultiplies the RGB channels of a color by its alpha channel. - * - * This function is useful for converting a non-premultiplied alpha color - * into a premultiplied alpha format, where the RGB values are scaled - * by the alpha value. Premultiplied alpha is often used in graphics - * rendering for certain operations, such as compositing and image processing. - * - * @tsl - * @function - * @param {Node} color - The input color with non-premultiplied alpha. - * @return {Node} The color with premultiplied alpha. - */ -export const premultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { - - return vec4( color.rgb.mul( color.a ), color.a ); - -}, { color: 'vec4', return: 'vec4' } ); - -/** - * Unpremultiplies the RGB channels of a color by its alpha channel. - * - * This function is useful for converting a premultiplied alpha color - * back into a non-premultiplied alpha format, where the RGB values are - * divided by the alpha value. Unpremultiplied alpha is often used in graphics - * rendering for certain operations, such as compositing and image processing. - * - * @tsl - * @function - * @param {Node} color - The input color with premultiplied alpha. - * @return {Node} The color with non-premultiplied alpha. - */ -export const unpremultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { - - If( color.a.equal( 0.0 ), () => vec4( 0.0 ) ); - - return vec4( color.rgb.div( color.a ), color.a ); - -}, { color: 'vec4', return: 'vec4' } ); diff --git a/src/nodes/display/PremultiplyAlphaFunctions.js b/src/nodes/display/PremultiplyAlphaFunctions.js new file mode 100644 index 00000000000000..1f502f749bdfcf --- /dev/null +++ b/src/nodes/display/PremultiplyAlphaFunctions.js @@ -0,0 +1,39 @@ +import { Fn, vec4 } from '../tsl/TSLCore.js'; + +/** + * Premultiplies the RGB channels of a color by its alpha channel. + * + * This function is useful for converting a non-premultiplied alpha color + * into a premultiplied alpha format, where the RGB values are scaled + * by the alpha value. Premultiplied alpha is often used in graphics + * rendering for certain operations, such as compositing and image processing. + * + * @tsl + * @function + * @param {Node} color - The input color with non-premultiplied alpha. + * @return {Node} The color with premultiplied alpha. + */ +export const premultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { + + return vec4( color.rgb.mul( color.a ), color.a ); + +}, { color: 'vec4', return: 'vec4' } ); + +/** + * Unpremultiplies the RGB channels of a color by its alpha channel. + * + * This function is useful for converting a premultiplied alpha color + * back into a non-premultiplied alpha format, where the RGB values are + * divided by the alpha value. Unpremultiplied alpha is often used in graphics + * rendering for certain operations, such as compositing and image processing. + * + * @tsl + * @function + * @param {Node} color - The input color with premultiplied alpha. + * @return {Node} The color with non-premultiplied alpha. + */ +export const unpremultiplyAlpha = /*@__PURE__*/ Fn( ( [ color ] ) => { + + return color.a.equal( 0 ).select( vec4( 0 ), vec4( color.rgb.div( color.a ), color.a ) ); + +}, { color: 'vec4', return: 'vec4' } ); diff --git a/src/nodes/display/RenderOutputNode.js b/src/nodes/display/RenderOutputNode.js index f85aca9194bbc0..4a356dd7c8d86a 100644 --- a/src/nodes/display/RenderOutputNode.js +++ b/src/nodes/display/RenderOutputNode.js @@ -1,5 +1,6 @@ import TempNode from '../core/TempNode.js'; -import { addMethodChaining, nodeObject } from '../tsl/TSLCore.js'; +import { addMethodChaining, nodeObject, vec4 } from '../tsl/TSLCore.js'; +import { premultiplyAlpha, unpremultiplyAlpha } from './PremultiplyAlphaFunctions.js'; import { NoColorSpace, NoToneMapping } from '../../constants.js'; import { ColorManagement } from '../../math/ColorManagement.js'; @@ -108,9 +109,15 @@ class RenderOutputNode extends TempNode { let outputNode = this.colorNode || context.color; - // tone mapping + // clamp alpha + outputNode = vec4( outputNode.rgb, outputNode.a.clamp( 0.0, 1.0 ) ); + + // unpremultiply + outputNode = unpremultiplyAlpha( outputNode ); + // tone mapping const toneMapping = ( this._toneMapping !== null ? this._toneMapping : context.toneMapping ) || NoToneMapping; + const outputColorSpace = ( this.outputColorSpace !== null ? this.outputColorSpace : context.outputColorSpace ) || NoColorSpace; if ( toneMapping !== NoToneMapping ) { @@ -120,13 +127,15 @@ class RenderOutputNode extends TempNode { } // working to output color space - if ( outputColorSpace !== NoColorSpace && outputColorSpace !== ColorManagement.workingColorSpace ) { outputNode = outputNode.workingToColorSpace( outputColorSpace ); } + // premultiply in output color space + outputNode = premultiplyAlpha( outputNode ); + return outputNode; }