diff --git a/build/three.cjs b/build/three.cjs index 37067635999238..fc7a7c5b88d7b4 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -9094,7 +9094,8 @@ class RenderTarget extends EventDispatcher { * @property {number} [samples=0] - The MSAA samples count. * @property {number} [count=1] - Defines the number of color attachments . Must be at least `1`. * @property {number} [depth=1] - The texture depth. - * @property {boolean} [multiview=false] - Whether this target is used for multiview rendering. + * @property {boolean} [multiview=false] - Whether this target is used for multiview rendering (WebGL OVR_multiview2 extension). + * @property {boolean} [useArrayDepthTexture=false] - Whether to create the depth texture as an array texture for per-layer depth testing. This is separate from multiview so layered render targets can use array depth without the multiview extension. */ /** @@ -9120,7 +9121,8 @@ class RenderTarget extends EventDispatcher { samples: 0, count: 1, depth: 1, - multiview: false + multiview: false, + useArrayDepthTexture: false }, options ); /** @@ -9257,6 +9259,16 @@ class RenderTarget extends EventDispatcher { */ this.multiview = options.multiview; + /** + * Whether to create the depth texture as an array texture for per-layer depth testing. + * This is separate from multiview so layered render targets can use array depth without + * the multiview extension. + * + * @type {boolean} + * @default false + */ + this.useArrayDepthTexture = options.useArrayDepthTexture; + } _setTextureOptions( options = {} ) { @@ -9428,6 +9440,7 @@ class RenderTarget extends EventDispatcher { this.samples = source.samples; this.multiview = source.multiview; + this.useArrayDepthTexture = source.useArrayDepthTexture; return this; @@ -18933,13 +18946,14 @@ class BufferGeometry extends EventDispatcher { const normalAttribute = attributes.normal; const uvAttribute = attributes.uv; - if ( this.hasAttribute( 'tangent' ) === false ) { + let tangentAttribute = this.getAttribute( 'tangent' ); - this.setAttribute( 'tangent', new BufferAttribute( new Float32Array( 4 * positionAttribute.count ), 4 ) ); + if ( tangentAttribute === undefined || tangentAttribute.count !== positionAttribute.count ) { - } + tangentAttribute = new BufferAttribute( new Float32Array( 4 * positionAttribute.count ), 4 ); + this.setAttribute( 'tangent', tangentAttribute ); - const tangentAttribute = this.getAttribute( 'tangent' ); + } const tan1 = [], tan2 = []; @@ -19085,7 +19099,7 @@ class BufferGeometry extends EventDispatcher { let normalAttribute = this.getAttribute( 'normal' ); - if ( normalAttribute === undefined ) { + if ( normalAttribute === undefined || normalAttribute.count !== positionAttribute.count ) { normalAttribute = new BufferAttribute( new Float32Array( positionAttribute.count * 3 ), 3 ); this.setAttribute( 'normal', normalAttribute ); @@ -41737,9 +41751,8 @@ class DiscreteInterpolant extends Interpolant { * each keyframe has explicit in/out tangent control points specified as * 2D coordinates (time, value). * - * The tangent data must be provided via the `settings` object: - * - `settings.inTangents`: Float32Array with [time, value] pairs per keyframe per component - * - `settings.outTangents`: Float32Array with [time, value] pairs per keyframe per component + * Tangent data is read from `inTangents` and `outTangents` on the interpolant + * (populated by `KeyframeTrack.InterpolantFactoryMethodBezier`). * * For a track with N keyframes and stride S: * - Each tangent array has N * S * 2 values @@ -41759,9 +41772,8 @@ class BezierInterpolant extends Interpolant { const offset1 = i1 * stride; const offset0 = offset1 - stride; - const settings = this.settings || this.DefaultSettings_; - const inTangents = settings.inTangents; - const outTangents = settings.outTangents; + const inTangents = this.inTangents; + const outTangents = this.outTangents; // If no tangent data, fall back to linear interpolation if ( ! inTangents || ! outTangents ) { @@ -41982,10 +41994,10 @@ class KeyframeTrack { const interpolant = new BezierInterpolant( this.times, this.values, this.getValueSize(), result ); - // Pass tangent data from track settings to interpolant if ( this.settings ) { - interpolant.settings = this.settings; + interpolant.inTangents = this.settings.inTangents; + interpolant.outTangents = this.settings.outTangents; } @@ -53281,15 +53293,6 @@ class AnimationAction { const interpolant = tracks[ i ].createInterpolant( null ); interpolants[ i ] = interpolant; - - // preserve interpolant settings (like tangent data from BezierInterpolant) - - if ( interpolant.settings ) { - - Object.assign( interpolantSettings, interpolant.settings ); - - } - interpolant.settings = interpolantSettings; } diff --git a/build/three.core.js b/build/three.core.js index 688846c739000f..6ccdbbf296ee0c 100644 --- a/build/three.core.js +++ b/build/three.core.js @@ -9114,7 +9114,8 @@ class RenderTarget extends EventDispatcher { * @property {number} [samples=0] - The MSAA samples count. * @property {number} [count=1] - Defines the number of color attachments . Must be at least `1`. * @property {number} [depth=1] - The texture depth. - * @property {boolean} [multiview=false] - Whether this target is used for multiview rendering. + * @property {boolean} [multiview=false] - Whether this target is used for multiview rendering (WebGL OVR_multiview2 extension). + * @property {boolean} [useArrayDepthTexture=false] - Whether to create the depth texture as an array texture for per-layer depth testing. This is separate from multiview so layered render targets can use array depth without the multiview extension. */ /** @@ -9140,7 +9141,8 @@ class RenderTarget extends EventDispatcher { samples: 0, count: 1, depth: 1, - multiview: false + multiview: false, + useArrayDepthTexture: false }, options ); /** @@ -9277,6 +9279,16 @@ class RenderTarget extends EventDispatcher { */ this.multiview = options.multiview; + /** + * Whether to create the depth texture as an array texture for per-layer depth testing. + * This is separate from multiview so layered render targets can use array depth without + * the multiview extension. + * + * @type {boolean} + * @default false + */ + this.useArrayDepthTexture = options.useArrayDepthTexture; + } _setTextureOptions( options = {} ) { @@ -9448,6 +9460,7 @@ class RenderTarget extends EventDispatcher { this.samples = source.samples; this.multiview = source.multiview; + this.useArrayDepthTexture = source.useArrayDepthTexture; return this; @@ -18953,13 +18966,14 @@ class BufferGeometry extends EventDispatcher { const normalAttribute = attributes.normal; const uvAttribute = attributes.uv; - if ( this.hasAttribute( 'tangent' ) === false ) { + let tangentAttribute = this.getAttribute( 'tangent' ); - this.setAttribute( 'tangent', new BufferAttribute( new Float32Array( 4 * positionAttribute.count ), 4 ) ); + if ( tangentAttribute === undefined || tangentAttribute.count !== positionAttribute.count ) { - } + tangentAttribute = new BufferAttribute( new Float32Array( 4 * positionAttribute.count ), 4 ); + this.setAttribute( 'tangent', tangentAttribute ); - const tangentAttribute = this.getAttribute( 'tangent' ); + } const tan1 = [], tan2 = []; @@ -19105,7 +19119,7 @@ class BufferGeometry extends EventDispatcher { let normalAttribute = this.getAttribute( 'normal' ); - if ( normalAttribute === undefined ) { + if ( normalAttribute === undefined || normalAttribute.count !== positionAttribute.count ) { normalAttribute = new BufferAttribute( new Float32Array( positionAttribute.count * 3 ), 3 ); this.setAttribute( 'normal', normalAttribute ); @@ -41757,9 +41771,8 @@ class DiscreteInterpolant extends Interpolant { * each keyframe has explicit in/out tangent control points specified as * 2D coordinates (time, value). * - * The tangent data must be provided via the `settings` object: - * - `settings.inTangents`: Float32Array with [time, value] pairs per keyframe per component - * - `settings.outTangents`: Float32Array with [time, value] pairs per keyframe per component + * Tangent data is read from `inTangents` and `outTangents` on the interpolant + * (populated by `KeyframeTrack.InterpolantFactoryMethodBezier`). * * For a track with N keyframes and stride S: * - Each tangent array has N * S * 2 values @@ -41779,9 +41792,8 @@ class BezierInterpolant extends Interpolant { const offset1 = i1 * stride; const offset0 = offset1 - stride; - const settings = this.settings || this.DefaultSettings_; - const inTangents = settings.inTangents; - const outTangents = settings.outTangents; + const inTangents = this.inTangents; + const outTangents = this.outTangents; // If no tangent data, fall back to linear interpolation if ( ! inTangents || ! outTangents ) { @@ -42002,10 +42014,10 @@ class KeyframeTrack { const interpolant = new BezierInterpolant( this.times, this.values, this.getValueSize(), result ); - // Pass tangent data from track settings to interpolant if ( this.settings ) { - interpolant.settings = this.settings; + interpolant.inTangents = this.settings.inTangents; + interpolant.outTangents = this.settings.outTangents; } @@ -53301,15 +53313,6 @@ class AnimationAction { const interpolant = tracks[ i ].createInterpolant( null ); interpolants[ i ] = interpolant; - - // preserve interpolant settings (like tangent data from BezierInterpolant) - - if ( interpolant.settings ) { - - Object.assign( interpolantSettings, interpolant.settings ); - - } - interpolant.settings = interpolantSettings; } diff --git a/build/three.core.min.js b/build/three.core.min.js index 6bd704785352c4..a6516acced32fa 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,D=214,j=0,U=1,W=2,q=3,J=4,X=5,Y=6,H=7,Z=0,G=1,$=2,Q=0,K=1,tt=2,et=3,it=4,st=5,rt=6,nt=7,at="attached",ot="detached",ht=300,lt=301,ct=302,ut=303,dt=304,pt=306,mt=1e3,yt=1001,gt=1002,ft=1003,xt=1004,bt=1004,vt=1005,wt=1005,Mt=1006,St=1007,_t=1007,At=1008,Tt=1008,zt=1009,Ct=1010,It=1011,Bt=1012,kt=1013,Ot=1014,Pt=1015,Rt=1016,Nt=1017,Vt=1018,Et=1020,Ft=35902,Lt=35899,Dt=1021,jt=1022,Ut=1023,Wt=1026,qt=1027,Jt=1028,Xt=1029,Yt=1030,Ht=1031,Zt=1032,Gt=1033,$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,De=2400,je=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,Di=35042,ji="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,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 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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}; 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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,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=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.webgpu.js b/build/three.webgpu.js index bf39536cba4dd9..9d684bbff845e6 100644 --- a/build/three.webgpu.js +++ b/build/three.webgpu.js @@ -4086,13 +4086,15 @@ class ShaderCallNodeInternal extends Node { if ( shaderNode.layout ) { - let functionNodesCacheMap = nodeBuilderFunctionsCacheMap.get( builder.constructor ); + const backend = builder.renderer.backend; + + let functionNodesCacheMap = nodeBuilderFunctionsCacheMap.get( backend ); if ( functionNodesCacheMap === undefined ) { functionNodesCacheMap = new WeakMap(); - nodeBuilderFunctionsCacheMap.set( builder.constructor, functionNodesCacheMap ); + nodeBuilderFunctionsCacheMap.set( backend, functionNodesCacheMap ); } @@ -12247,6 +12249,15 @@ class TextureNode extends UniformNode { */ this.gradNode = null; + /** + * Represents the optional index constant of the channel to gather. + * This must be in range [0, 3] and a compile-time constant. + * + * @type {?Node} + * @default null + */ + this.gatherNode = null; + /** * Represents the optional texel offset applied to the unnormalized texture * coordinate before sampling the texture. @@ -12367,7 +12378,13 @@ class TextureNode extends UniformNode { */ generateNodeType( /*builder*/ ) { - if ( this.value.isDepthTexture === true ) return 'float'; + if ( this.value.isDepthTexture === true ) { + + if ( this.gatherNode === null ) return 'float'; + + return 'vec4'; + + } if ( this.value.type === UnsignedIntType ) { @@ -12577,6 +12594,7 @@ class TextureNode extends UniformNode { properties.compareNode = compareNode; properties.compareStepNode = compareStepNode; properties.gradNode = this.gradNode; + properties.gatherNode = this.gatherNode; properties.depthNode = this.depthNode; properties.offsetNode = this.offsetNode; @@ -12619,10 +12637,12 @@ class TextureNode extends UniformNode { * @param {?string} depthSnippet - The depth snippet. * @param {?string} compareSnippet - The compare snippet. * @param {?Array} gradSnippet - The grad snippet. + * @param {?string} gatherSnippet - The gather snippet. * @param {?string} offsetSnippet - The offset snippet. + * @param {?string} flipYSnippet - The y-flip snippet. Only used for WebGL. * @return {string} The generated code snippet. */ - generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, depthSnippet, compareSnippet, gradSnippet, offsetSnippet ) { + generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, depthSnippet, compareSnippet, gradSnippet, gatherSnippet, offsetSnippet, flipYSnippet ) { const texture = this.value; @@ -12636,6 +12656,18 @@ class TextureNode extends UniformNode { snippet = builder.generateTextureGrad( texture, textureProperty, uvSnippet, gradSnippet, depthSnippet, offsetSnippet ); + } else if ( gatherSnippet ) { + + if ( compareSnippet ) { + + snippet = builder.generateTextureGatherCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet, flipYSnippet ); + + } else { + + snippet = builder.generateTextureGather( texture, textureProperty, uvSnippet, gatherSnippet, depthSnippet, offsetSnippet, flipYSnippet ); + + } + } else if ( compareSnippet ) { snippet = builder.generateTextureCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet ); @@ -12684,13 +12716,13 @@ class TextureNode extends UniformNode { const nodeData = builder.getDataFromNode( this ); - const nodeType = this.getNodeType( builder ); + let nodeType = this.getNodeType( builder ); let propertyName = nodeData.propertyName; if ( propertyName === undefined ) { - const { uvNode, levelNode, biasNode, compareNode, compareStepNode, depthNode, gradNode, offsetNode } = properties; + const { uvNode, levelNode, biasNode, compareNode, compareStepNode, depthNode, gradNode, gatherNode, offsetNode } = properties; const uvSnippet = this.generateUV( builder, uvNode ); const levelSnippet = levelNode ? levelNode.build( builder, 'float' ) : null; @@ -12699,7 +12731,15 @@ class TextureNode extends UniformNode { const compareSnippet = compareNode ? compareNode.build( builder, 'float' ) : null; const compareStepSnippet = compareStepNode ? compareStepNode.build( builder, 'float' ) : null; const gradSnippet = gradNode ? [ gradNode[ 0 ].build( builder, 'vec2' ), gradNode[ 1 ].build( builder, 'vec2' ) ] : null; + const gatherSnippet = gatherNode ? gatherNode.build( builder, 'int' ) : null; const offsetSnippet = offsetNode ? this.generateOffset( builder, offsetNode ) : null; + const flipYSnippet = this._flipYUniform ? this._flipYUniform.build( builder, 'bool' ) : null; + + if ( gatherSnippet ) { + + nodeType = 'vec4'; + + } let finalDepthSnippet = depthSnippet; @@ -12713,7 +12753,7 @@ class TextureNode extends UniformNode { propertyName = builder.getPropertyName( nodeVar ); - let snippet = this.generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, finalDepthSnippet, compareSnippet, gradSnippet, offsetSnippet ); + let snippet = this.generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, finalDepthSnippet, compareSnippet, gradSnippet, gatherSnippet, offsetSnippet, flipYSnippet ); if ( compareStepSnippet !== null ) { @@ -12920,6 +12960,22 @@ class TextureNode extends UniformNode { } + /** + * Gathers four texels from the texture. + * + * @param {[Node]} gatherNode - The index of the channel to read. This must be in range [0, 3] and a compile-time constant. + * @return {TextureNode} A texture node representing the texture sample. + */ + gather( gatherNode = 0 ) { + + const textureNode = this.clone(); + textureNode.gatherNode = nodeObject( gatherNode ); + textureNode.referenceNode = this.getBase(); + + return nodeObject( textureNode ); + + } + /** * Samples the texture by defining a depth node. * @@ -13016,6 +13072,7 @@ class TextureNode extends UniformNode { newNode.depthNode = this.depthNode; newNode.compareNode = this.compareNode; newNode.gradNode = this.gradNode; + newNode.gatherNode = this.gatherNode; newNode.offsetNode = this.offsetNode; return newNode; @@ -32455,7 +32512,7 @@ class Bindings extends DataMap { } else if ( binding.isSampler ) { - this.textures.updateSampler( binding.texture ); + this.textures.updateSampler( binding.texture, binding.textureNode ); } else if ( binding.isStorageBuffer ) { @@ -32663,7 +32720,7 @@ class Bindings extends DataMap { if ( updated ) { - const samplerKey = this.textures.updateSampler( binding.texture ); + const samplerKey = this.textures.updateSampler( binding.texture, binding.textureNode ); if ( binding.samplerKey !== samplerKey ) { @@ -33621,6 +33678,9 @@ class Textures extends DataMap { let textureNeedsUpdate = false; + const hasArrayDepthTexture = depthTexture !== undefined && depthTexture.image !== undefined && depthTexture.image.depth > 1; + const useArrayDepth = size.depth > 1 && ( renderTarget.useArrayDepthTexture || renderTarget.multiview || hasArrayDepthTexture ); + if ( depthTexture === undefined && useDepthTexture ) { depthTexture = new DepthTexture(); @@ -33631,12 +33691,17 @@ class Textures extends DataMap { depthTexture.image.height = mipHeight; depthTexture.image.depth = size.depth; depthTexture.renderTarget = renderTarget; - depthTexture.isArrayTexture = renderTarget.multiview === true && size.depth > 1; depthTextureMips[ activeMipmapLevel ] = depthTexture; } + if ( depthTexture ) { + + depthTexture.isArrayTexture = useArrayDepth; + + } + if ( renderTargetData.width !== size.width || size.height !== renderTargetData.height ) { textureNeedsUpdate = true; @@ -33646,7 +33711,7 @@ class Textures extends DataMap { depthTexture.needsUpdate = true; depthTexture.image.width = mipWidth; depthTexture.image.height = mipHeight; - depthTexture.image.depth = depthTexture.isArrayTexture ? depthTexture.image.depth : 1; + depthTexture.image.depth = useArrayDepth ? size.depth : 1; } @@ -33957,11 +34022,12 @@ class Textures extends DataMap { * them when the texture parameters match. * * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( texture ) { + updateSampler( texture, textureNode ) { - return this.backend.updateSampler( texture ); + return this.backend.updateSampler( texture, textureNode ); } @@ -37010,6 +37076,7 @@ class ReflectorNode extends TextureNode { newNode.depthNode = this.depthNode; newNode.compareNode = this.compareNode; newNode.gradNode = this.gradNode; + newNode.gatherNode = this.gatherNode; newNode.offsetNode = this.offsetNode; newNode._reflectorBaseNode = this._reflectorBaseNode; @@ -39734,6 +39801,7 @@ class PassMultipleTextureNode extends PassTextureNode { newNode.depthNode = this.depthNode; newNode.compareNode = this.compareNode; newNode.gradNode = this.gradNode; + newNode.gatherNode = this.gatherNode; newNode.offsetNode = this.offsetNode; return newNode; @@ -54372,6 +54440,10 @@ class GLSLNodeParser extends NodeParser { const _chainKeys$1 = []; const _cacheKeyValues = []; +// Dedicated uniform for output pass array layer selection +// This is separate from cameraIndex to avoid the sharedUniformGroup complexity +const _outputLayerIndex = /*@__PURE__*/ uniform( 0, 'int' ).setGroup( renderGroup ); + /** * This renderer module manages node-related objects and is the * primary interface between the renderer and the node system. @@ -55222,14 +55294,42 @@ class NodeManager extends DataMap { const renderer = this.renderer; - const output = outputTarget.isArrayTexture ? - texture( outputTarget, screenUV ).depth( builtin( 'gl_ViewID_OVR' ) ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ) : - texture( outputTarget, screenUV ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + let output; + + if ( outputTarget.isArrayTexture ) { + + if ( this.backend.isWebGLBackend ) { + + output = texture( outputTarget, screenUV ).depth( builtin( 'gl_ViewID_OVR' ) ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + + } else { + + output = texture( outputTarget, screenUV ).depth( _outputLayerIndex ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + + } + + } else { + + output = texture( outputTarget, screenUV ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + + } return output; } + /** + * Sets the output layer index for array texture output pass. + * This should be called before each layer render during the output pass. + * + * @param {number} index - The layer index. + */ + setOutputLayerIndex( index ) { + + _outputLayerIndex.value = index; + + } + /** * Triggers the call of `updateBefore()` methods * for all nodes of the given render object. @@ -59399,6 +59499,37 @@ class Renderer { } + _renderOutputLayers( quad, renderTarget ) { + + if ( renderTarget.texture.isArrayTexture !== true || renderTarget.texture.image.depth <= 1 ) { + + this._renderScene( quad, quad.camera, false ); + return; + + } + + const currentActiveCubeFace = this._activeCubeFace; + + try { + + for ( let layer = 0; layer < renderTarget.texture.image.depth; layer ++ ) { + + this._nodes.setOutputLayerIndex( layer ); + this._activeCubeFace = layer; + + this._renderScene( quad, quad.camera, false ); + + } + + } finally { + + this._nodes.setOutputLayerIndex( 0 ); + this._activeCubeFace = currentActiveCubeFace; + + } + + } + /** * Returns an internal render target which is used when computing the output tone mapping * and color space conversion. Unlike in `WebGLRenderer`, this is done in a separate render @@ -59484,6 +59615,7 @@ class Renderer { frameBufferTarget.scissor.multiplyScalar( pixelRatio ); frameBufferTarget.scissorTest = scissorTest; frameBufferTarget.multiview = outputRenderTarget !== null ? outputRenderTarget.multiview : false; + frameBufferTarget.useArrayDepthTexture = outputRenderTarget !== null ? outputRenderTarget.useArrayDepthTexture : false; frameBufferTarget.resolveDepthBuffer = outputRenderTarget !== null ? outputRenderTarget.resolveDepthBuffer : true; frameBufferTarget._autoAllocateDepthBuffer = outputRenderTarget !== null ? outputRenderTarget._autoAllocateDepthBuffer : false; @@ -59817,7 +59949,6 @@ class Renderer { // restore render tree nodeFrame.renderId = previousRenderId; - this._currentRenderContext = previousRenderContext; this._currentRenderObjectFunction = previousRenderObjectFunction; this._handleObjectFunction = previousHandleObjectFunction; @@ -59923,8 +60054,7 @@ class Renderer { this.autoClear = false; this.xr.enabled = false; - - this._renderScene( quad, quad.camera, false ); + this._renderOutputLayers( quad, renderTarget ); this.autoClear = currentAutoClear; this.xr.enabled = currentXR; @@ -63021,7 +63151,67 @@ class NodeSampledTexture3D extends NodeSampledTexture { const glslPolyfills = { bitcast_int_uint: new CodeNode( /* glsl */'uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }' ), - bitcast_uint_int: new CodeNode( /* glsl */'uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }' ) + bitcast_uint_int: new CodeNode( /* glsl */'uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }' ), + textureGather: new CodeNode( /* glsl */` +vec4 tsl_textureGather( const int comp, sampler2D map, vec2 coord, ivec2 offset, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ) ); + vec2 st = floor( coord * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + textureLod( map, ij.xw, 0.0 )[ comp ], + textureLod( map, ij.zw, 0.0 )[ comp ], + textureLod( map, ij.zy, 0.0 )[ comp ], + textureLod( map, ij.xy, 0.0 )[ comp ] + ); + return flipY ? ret.wzyx : ret; +} +` ), + textureGatherArray: new CodeNode( /* glsl */` +vec4 tsl_textureGather_array( const int comp, sampler2DArray map, vec3 coord, ivec2 offset, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ).xy ); + vec2 st = floor( coord.xy * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + textureLod( map, vec3( ij.xw, coord.z ), 0.0 )[ comp ], + textureLod( map, vec3( ij.zw, coord.z ), 0.0 )[ comp ], + textureLod( map, vec3( ij.zy, coord.z ), 0.0 )[ comp ], + textureLod( map, vec3( ij.xy, coord.z ), 0.0 )[ comp ] + ); + return flipY ? ret.wzyx : ret; +} +` ), + textureGatherCompare: new CodeNode( /* glsl */` +vec4 tsl_textureGatherCompare( sampler2DShadow map, vec2 coord, ivec2 offset, float ref, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ) ); + vec2 st = floor( coord * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + textureLod( map, vec3( ij.xw, ref ), 0.0 ), + textureLod( map, vec3( ij.zw, ref ), 0.0 ), + textureLod( map, vec3( ij.zy, ref ), 0.0 ), + textureLod( map, vec3( ij.xy, ref ), 0.0 ) + ); + return flipY ? ret.wzyx : ret; +} +` ), + textureGatherCompareArray: new CodeNode( /* glsl */` +vec4 tsl_textureGatherCompare_array( sampler2DArrayShadow map, vec3 coord, ivec2 offset, float ref, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ).xy ); + vec2 st = floor( coord.xy * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + texture( map, vec4( ij.xw, coord.z, ref ) ), + texture( map, vec4( ij.zw, coord.z, ref ) ), + texture( map, vec4( ij.zy, coord.z, ref ) ), + texture( map, vec4( ij.xy, coord.z, ref ) ) + ); + return flipY ? ret.wzyx : ret; +} +` ) }; const glslMethods = { @@ -63192,7 +63382,7 @@ class GLSLNodeBuilder extends NodeBuilder { * * @param {string} type - The output type to bitcast to. * @param {string} inputType - The input type of the. - * @return {string} The resolved WGSL bitcast invocation. + * @return {string} The resolved GLSL bitcast invocation. */ getBitcastMethod( type, inputType ) { @@ -63675,6 +63865,72 @@ ${ flowData.code } } + /** + * Generates the GLSL snippet for gathering four texels from the given texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. + * @param {string} gatherSnippet - A GLSL snippet that represents the index of the channel to read. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A GLSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The GLSL snippet. + */ + generateTextureGather( texture, textureProperty, uvSnippet, gatherSnippet, depthSnippet, offsetSnippet, flipYSnippet ) { + + if ( texture.isDepthTexture ) gatherSnippet = '0'; + + if ( offsetSnippet === null ) offsetSnippet = 'ivec2( 0 )'; + + if ( flipYSnippet === null ) flipYSnippet = 'false'; + + if ( depthSnippet ) { + + this._include( 'textureGatherArray' ); + + return `tsl_textureGather_array( ${gatherSnippet}, ${ textureProperty }, vec3( ${ uvSnippet }, ${ depthSnippet } ), ${ offsetSnippet }, ${ flipYSnippet } )`; + + } + + this._include( 'textureGather' ); + + return `tsl_textureGather( ${gatherSnippet}, ${ textureProperty }, ${ uvSnippet }, ${ offsetSnippet }, ${ flipYSnippet } )`; + + } + + /** + * Generates the GLSL snippet for performing a depth comparison on four texels in the given depth texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. + * @param {string} compareSnippet - A GLSL snippet that represents the reference value. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A GLSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The GLSL snippet. + */ + generateTextureGatherCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet, flipYSnippet ) { + + if ( offsetSnippet === null ) offsetSnippet = 'ivec2( 0 )'; + + if ( flipYSnippet === null ) flipYSnippet = 'false'; + + if ( depthSnippet ) { + + this._include( 'textureGatherCompareArray' ); + + return `tsl_textureGatherCompare_array( ${ textureProperty }, vec3( ${ uvSnippet }, ${depthSnippet} ), ${ offsetSnippet }, ${ compareSnippet }, ${ flipYSnippet } )`; + + } + + this._include( 'textureGatherCompare' ); + + return `tsl_textureGatherCompare( ${ textureProperty }, ${ uvSnippet }, ${ offsetSnippet }, ${ compareSnippet }, ${ flipYSnippet } )`; + + } + /** * Returns the uniforms of the given shader stage as a GLSL string. * @@ -63695,7 +63951,8 @@ ${ flowData.code } if ( uniform.type === 'texture' || uniform.type === 'texture3D' ) { - const texture = uniform.node.value; + const textureNode = uniform.node; + const texture = textureNode.value; let typePrefix = ''; @@ -63717,7 +63974,7 @@ ${ flowData.code } snippet = `${typePrefix}sampler3D ${ uniform.name };`; - } else if ( texture.compareFunction ) { + } else if ( texture.compareFunction && textureNode.compareNode !== null ) { if ( texture.isArrayTexture === true ) { @@ -64960,9 +65217,10 @@ class Backend { * * @abstract * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( /*texture*/ ) { } + updateSampler( /*texture, textureNode*/ ) { } /** * Creates a default texture for the given texture that can be used @@ -71038,9 +71296,10 @@ class WebGLBackend extends Backend { * This method does nothing since WebGL 2 has no concept of samplers. * * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( /*texture*/ ) { + updateSampler( /*texture, textureNode*/ ) { return ''; @@ -72908,6 +73167,1028 @@ class NodeStorageBuffer extends StorageBuffer { } +const _commandList = [ null ]; + +/** + * A WebGPU backend utility module with common helpers. + * + * @private + */ +class WebGPUUtils { + + /** + * Constructs a new utility object. + * + * @param {WebGPUBackend} backend - The WebGPU backend. + */ + constructor( backend ) { + + /** + * A reference to the WebGPU backend. + * + * @type {WebGPUBackend} + */ + this.backend = backend; + + } + + /** + * Returns the depth/stencil GPU format for the given render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {string} The depth/stencil GPU texture format. + */ + getCurrentDepthStencilFormat( renderContext ) { + + let format; + + if ( renderContext.depth ) { + + if ( renderContext.depthTexture !== null ) { + + format = this.getTextureFormatGPU( renderContext.depthTexture ); + + } else if ( renderContext.stencil ) { + + if ( this.backend.renderer.reversedDepthBuffer === true ) { + + format = GPUTextureFormat.Depth32FloatStencil8; + + } else { + + format = GPUTextureFormat.Depth24PlusStencil8; + + } + + } else { + + if ( this.backend.renderer.reversedDepthBuffer === true ) { + + format = GPUTextureFormat.Depth32Float; + + } else { + + format = GPUTextureFormat.Depth24Plus; + + } + + } + + } + + return format; + + } + + /** + * Returns the GPU format for the given texture. + * + * @param {Texture} texture - The texture. + * @return {string} The GPU texture format. + */ + getTextureFormatGPU( texture ) { + + return this.backend.get( texture ).format; + + } + + /** + * Returns an object that defines the multi-sampling state of the given texture. + * + * @param {Texture} texture - The texture. + * @return {Object} The multi-sampling state. + */ + getTextureSampleData( texture ) { + + let samples; + + if ( texture.isFramebufferTexture ) { + + samples = 1; + + } else if ( texture.isDepthTexture && ! texture.renderTarget ) { + + const renderer = this.backend.renderer; + const renderTarget = renderer.getRenderTarget(); + + samples = renderTarget ? renderTarget.samples : renderer.currentSamples; + + } else if ( texture.renderTarget ) { + + samples = texture.renderTarget.samples; + + } + + samples = samples || 1; + + const isMSAA = samples > 1 && texture.renderTarget !== null && ( texture.isDepthTexture !== true && texture.isFramebufferTexture !== true ); + const primarySamples = isMSAA ? 1 : samples; + + return { samples, primarySamples, isMSAA }; + + } + + /** + * Returns the default color attachment's GPU format of the current render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {string} The GPU texture format of the default color attachment. + */ + getCurrentColorFormat( renderContext ) { + + let format; + + if ( renderContext.textures !== null ) { + + format = this.getTextureFormatGPU( renderContext.textures[ 0 ] ); + + } else { + + format = this.getPreferredCanvasFormat(); // default context format + + } + + return format; + + } + + /** + * Returns the GPU formats of all color attachments of the current render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {Array} The GPU texture formats of all color attachments. + */ + getCurrentColorFormats( renderContext ) { + + if ( renderContext.textures !== null ) { + + return renderContext.textures.map( t => this.getTextureFormatGPU( t ) ); + + } else { + + return [ this.getPreferredCanvasFormat() ]; // default context format + + } + + } + + /** + * Returns the output color space of the current render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {string} The output color space. + */ + getCurrentColorSpace( renderContext ) { + + if ( renderContext.textures !== null ) { + + return renderContext.textures[ 0 ].colorSpace; + + } + + return this.backend.renderer.outputColorSpace; + + } + + /** + * Returns GPU primitive topology for the given object and material. + * + * @param {Object3D} object - The 3D object. + * @param {Material} material - The material. + * @return {string} The GPU primitive topology. + */ + getPrimitiveTopology( object, material ) { + + if ( object.isPoints ) return GPUPrimitiveTopology.PointList; + else if ( object.isLineSegments || ( object.isMesh && material.wireframe === true ) ) return GPUPrimitiveTopology.LineList; + else if ( object.isLine ) return GPUPrimitiveTopology.LineStrip; + else if ( object.isMesh ) return GPUPrimitiveTopology.TriangleList; + + } + + /** + * Returns a modified sample count from the given sample count value. + * + * That is required since WebGPU only supports either 1 or 4. + * + * @param {number} sampleCount - The input sample count. + * @return {number} The (potentially updated) output sample count. + */ + getSampleCount( sampleCount ) { + + return sampleCount >= 4 ? 4 : 1; + + } + + /** + * Returns the sample count of the given render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {number} The sample count. + */ + getSampleCountRenderContext( renderContext ) { + + if ( renderContext.textures !== null ) { + + return this.getSampleCount( renderContext.sampleCount ); + + } + + return this.getSampleCount( this.backend.renderer.currentSamples ); + + } + + /** + * Returns the preferred canvas format. + * + * There is a separate method for this so it's possible to + * honor edge cases for specific devices. + * + * @return {string} The GPU texture format of the canvas. + */ + getPreferredCanvasFormat() { + + const parameters = this.backend.parameters; + + const bufferType = parameters.outputType; + + if ( bufferType === undefined ) { + + return navigator.gpu.getPreferredCanvasFormat(); + + } else if ( bufferType === UnsignedByteType ) { + + return GPUTextureFormat.BGRA8Unorm; + + } else if ( bufferType === HalfFloatType ) { + + return GPUTextureFormat.RGBA16Float; + + } else { + + throw new Error( 'Unsupported output buffer type.' ); + + } + + } + +} + +/** + * Submits a single GPU command to the device queue using a shared, module-scoped + * array to avoid per-call array allocations. + * + * @private + * @param {GPUDevice} device - The GPU device. + * @param {GPUCommandBuffer} command - The command buffer to submit. + */ +function submit( device, command ) { + + _commandList[ 0 ] = command; + + device.queue.submit( _commandList ); + + _commandList[ 0 ] = null; + +} + +/** + * Reusable descriptor for `GPUDevice.createBindGroup()`. + * + * @private + */ +class GPUBindGroupDescriptor { + + constructor() { + + /** + * The label of the bind group. + * + * @type {string} + */ + this.label = ''; + + /** + * The bind group layout the bind group conforms to. + * + * @type {?GPUBindGroupLayout} + * @default null + */ + this.layout = null; + + /** + * The bind group entries. + * + * @type {Array} + */ + this.entries = []; + + } + + /** + * Resets the descriptor to its default state. The internal `entries` array + * is emptied without releasing its backing storage. + */ + reset() { + + this.label = ''; + this.layout = null; + this.entries.length = 0; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createBuffer()`. + * + * @private + */ +class GPUBufferDescriptor { + + constructor() { + + /** + * The label of the buffer. + * + * @type {string} + */ + this.label = ''; + + /** + * The size of the buffer in bytes. + * + * @type {number} + * @default 0 + */ + this.size = 0; + + /** + * The allowed usages for the buffer. + * + * @type {number} + * @default 0 + */ + this.usage = 0; + + /** + * Whether the buffer is in the mapped state at creation. + * + * @type {boolean} + * @default false + */ + this.mappedAtCreation = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.size = 0; + this.usage = 0; + this.mappedAtCreation = false; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createCommandEncoder()`. + * + * @private + */ +class GPUCommandEncoderDescriptor { + + constructor() { + + /** + * The label of the command encoder. + * + * @type {string} + */ + this.label = ''; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createRenderBundleEncoder()`. + * + * @private + */ +class GPURenderBundleEncoderDescriptor { + + constructor() { + + /** + * The label of the render bundle encoder. + * + * @type {string} + */ + this.label = ''; + + /** + * The formats of the color attachments the bundle is compatible with. + * + * @type {?Array} + * @default null + */ + this.colorFormats = null; + + /** + * The format of the depth/stencil attachment the bundle is compatible with. + * + * @type {string|undefined} + */ + this.depthStencilFormat = undefined; + + /** + * The number of samples per pixel the bundle is compatible with. + * + * @type {number} + * @default 1 + */ + this.sampleCount = 1; + + /** + * Whether the depth attachment is read-only. + * + * @type {boolean} + * @default false + */ + this.depthReadOnly = false; + + /** + * Whether the stencil attachment is read-only. + * + * @type {boolean} + * @default false + */ + this.stencilReadOnly = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.colorFormats = null; + this.depthStencilFormat = undefined; + this.sampleCount = 1; + this.depthReadOnly = false; + this.stencilReadOnly = false; + + } + +} + +/** + * Reusable descriptor for `GPURenderPassColorAttachment`, the type of each + * entry in `GPURenderPassDescriptor.colorAttachments`. + * + * @private + */ +class GPURenderPassColorAttachment { + + constructor() { + + /** + * The texture view the pass renders into. + * + * @type {?GPUTextureView} + * @default null + */ + this.view = null; + + /** + * The depth slice the pass renders into. + * + * @type {number|undefined} + */ + this.depthSlice = undefined; + + /** + * The texture view that receives the resolved output of multisampled rendering. + * + * @type {?GPUTextureView|undefined} + */ + this.resolveTarget = undefined; + + /** + * The clear value used when `loadOp` is `'clear'`. + * + * @type {Object|undefined} + */ + this.clearValue = undefined; + + /** + * The load operation performed at the start of the pass. + * + * @type {string|undefined} + */ + this.loadOp = undefined; + + /** + * The store operation performed at the end of the pass. + * + * @type {string|undefined} + */ + this.storeOp = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.view = null; + this.depthSlice = undefined; + this.resolveTarget = undefined; + this.clearValue = undefined; + this.loadOp = undefined; + this.storeOp = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUCommandEncoder.beginRenderPass()`. + * + * @private + */ +class GPURenderPassDescriptor { + + constructor() { + + /** + * The label of the render pass. + * + * @type {string} + */ + this.label = ''; + + /** + * The color attachments of the render pass. + * + * @type {Array} + */ + this.colorAttachments = []; + + /** + * The depth-stencil attachment of the render pass. + * + * @type {Object|undefined} + */ + this.depthStencilAttachment = undefined; + + /** + * The query set used for occlusion queries during the pass. + * + * @type {?GPUQuerySet|undefined} + */ + this.occlusionQuerySet = undefined; + + /** + * Defines which timestamp values are written and where. + * + * @type {Object|undefined} + */ + this.timestampWrites = undefined; + + /** + * The maximum number of draw calls that can be issued during the pass. + * + * @type {number} + * @default 50000000 + */ + this.maxDrawCount = 50000000; + + } + + /** + * Resets the descriptor to its default state. The internal `colorAttachments` + * array is emptied without releasing its backing storage. + */ + reset() { + + this.label = ''; + this.colorAttachments.length = 0; + this.depthStencilAttachment = undefined; + this.occlusionQuerySet = undefined; + this.timestampWrites = undefined; + this.maxDrawCount = 50000000; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createRenderPipeline()` and + * `createRenderPipelineAsync()`. + * + * @private + */ +class GPURenderPipelineDescriptor { + + constructor() { + + /** + * The label of the render pipeline. + * + * @type {string} + */ + this.label = ''; + + /** + * The pipeline layout the pipeline conforms to, or `'auto'`. + * + * @type {?GPUPipelineLayout|string} + * @default null + */ + this.layout = null; + + /** + * The programmable vertex stage. + * + * @type {?Object} + * @default null + */ + this.vertex = null; + + /** + * The primitive-assembly state. + * + * @type {Object} + */ + this.primitive = {}; + + /** + * The depth/stencil state, omitted when the pipeline has no depth or stencil aspect. + * + * @type {Object|undefined} + */ + this.depthStencil = undefined; + + /** + * The multisample state. + * + * @type {GPUMultisampleState} + */ + this.multisample = new GPUMultisampleState(); + + /** + * The programmable fragment stage. Omitted for vertex-only pipelines. + * + * @type {?Object} + * @default null + */ + this.fragment = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.layout = null; + this.vertex = null; + this.primitive = {}; + this.depthStencil = undefined; + this.multisample.reset(); + this.fragment = null; + + } + +} + +/** + * Reusable nested state for `GPURenderPipelineDescriptor.multisample`. + * + * @private + */ +class GPUMultisampleState { + + constructor() { + + /** + * The number of samples per pixel. + * + * @type {number} + * @default 1 + */ + this.count = 1; + + /** + * A bitmask determining which samples are written to. + * + * @type {number} + * @default 0xFFFFFFFF + */ + this.mask = 0xFFFFFFFF; + + /** + * Whether a fragment's alpha channel is used to generate a sample coverage mask. + * + * @type {boolean} + * @default false + */ + this.alphaToCoverageEnabled = false; + + } + + /** + * Resets the state to its default values. + */ + reset() { + + this.count = 1; + this.mask = 0xFFFFFFFF; + this.alphaToCoverageEnabled = false; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createShaderModule()`. + * + * @private + */ +class GPUShaderModuleDescriptor { + + constructor() { + + /** + * The label of the shader module. + * + * @type {string} + */ + this.label = ''; + + /** + * The WGSL source code of the shader module. + * + * @type {string} + */ + this.code = ''; + + /** + * Compilation hints that may help the implementation produce optimized code. + * + * @type {Array} + */ + this.compilationHints = []; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.code = ''; + this.compilationHints.length = 0; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createTexture()`. + * + * @private + */ +class GPUTextureDescriptor { + + constructor() { + + /** + * The label of the texture. + * + * @type {string} + */ + this.label = ''; + + /** + * The size of the texture. + * + * @type {{width: number, height: number, depthOrArrayLayers: number}} + */ + this.size = { width: 0, height: 1, depthOrArrayLayers: 1 }; + + /** + * The number of mip levels the texture will contain. + * + * @type {number} + * @default 1 + */ + this.mipLevelCount = 1; + + /** + * The sample count of the texture. + * + * @type {number} + * @default 1 + */ + this.sampleCount = 1; + + /** + * The dimension of the set of texel coordinates. + * + * @type {string} + * @default '2d' + */ + this.dimension = '2d'; + + /** + * The format of the texture. + * + * @type {string|undefined} + */ + this.format = undefined; + + /** + * The allowed usages for the texture. + * + * @type {number|undefined} + */ + this.usage = undefined; + + /** + * The formats that views of this texture may use. + * + * @type {Array} + */ + this.viewFormats = []; + + /** + * The view dimension to use when binding the texture (compatibility mode). + * + * @type {string|undefined} + */ + this.textureBindingViewDimension = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.size.width = 0; + this.size.height = 1; + this.size.depthOrArrayLayers = 1; + this.mipLevelCount = 1; + this.sampleCount = 1; + this.dimension = '2d'; + this.format = undefined; + this.usage = undefined; + this.viewFormats.length = 0; + this.textureBindingViewDimension = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUTexture.createView()`. + * + * @private + */ +class GPUTextureViewDescriptor { + + constructor() { + + /** + * The label of the texture view. + * + * @type {string} + */ + this.label = ''; + + /** + * The format of the texture view. + * + * @type {string|undefined} + */ + this.format = undefined; + + /** + * The dimension of the texture view. + * + * @type {string|undefined} + */ + this.dimension = undefined; + + /** + * The allowed usages for the texture view. + * + * @type {number} + * @default 0 + */ + this.usage = 0; + + /** + * Which aspect of the texture is referenced. + * + * @type {string} + * @default 'all' + */ + this.aspect = 'all'; + + /** + * The first mip level accessible to the texture view. + * + * @type {number} + * @default 0 + */ + this.baseMipLevel = 0; + + /** + * The number of mip levels accessible to the texture view. + * + * @type {number|undefined} + */ + this.mipLevelCount = undefined; + + /** + * The first array layer accessible to the texture view. + * + * @type {number} + * @default 0 + */ + this.baseArrayLayer = 0; + + /** + * The number of array layers accessible to the texture view. + * + * @type {number|undefined} + */ + this.arrayLayerCount = undefined; + + /** + * The component swizzle to apply when sampling the texture view. + * Requires the `'texture-component-swizzle'` feature; ignored otherwise. + * + * @type {string} + * @default 'rgba' + */ + this.swizzle = 'rgba'; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.format = undefined; + this.dimension = undefined; + this.usage = 0; + this.aspect = 'all'; + this.baseMipLevel = 0; + this.mipLevelCount = undefined; + this.baseArrayLayer = 0; + this.arrayLayerCount = undefined; + this.swizzle = 'rgba'; + + } + +} + +const _bindGroupDescriptor$1 = new GPUBindGroupDescriptor(); +const _bufferDescriptor$5 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$4 = new GPUCommandEncoderDescriptor(); +const _renderBundleEncoderDescriptor$1 = new GPURenderBundleEncoderDescriptor(); +const _renderPassDescriptor = new GPURenderPassDescriptor(); +const _renderPipelineDescriptor$1 = new GPURenderPipelineDescriptor(); +const _colorAttachment = new GPURenderPassColorAttachment(); +const _shaderModuleDescriptor$1 = new GPUShaderModuleDescriptor(); +const _textureDescriptor$1 = new GPUTextureDescriptor(); +const _viewDescriptor$2 = new GPUTextureViewDescriptor(); + /** * A WebGPU backend utility module used by {@link WebGPUTextureUtils}. * @@ -73025,20 +74306,25 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { * flip uniform buffer * @type {GPUBuffer} */ - this.flipUniformBuffer = device.createBuffer( { - size: 4, - usage: GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST - } ); + _bufferDescriptor$5.size = 4; + _bufferDescriptor$5.usage = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST; + + this.flipUniformBuffer = device.createBuffer( _bufferDescriptor$5 ); + + _bufferDescriptor$5.reset(); + device.queue.writeBuffer( this.flipUniformBuffer, 0, new Uint32Array( [ 1 ] ) ); /** * no flip uniform buffer * @type {GPUBuffer} */ - this.noFlipUniformBuffer = device.createBuffer( { - size: 4, - usage: GPUBufferUsage.UNIFORM - } ); + _bufferDescriptor$5.size = 4; + _bufferDescriptor$5.usage = GPUBufferUsage.UNIFORM; + + this.noFlipUniformBuffer = device.createBuffer( _bufferDescriptor$5 ); + + _bufferDescriptor$5.reset(); /** * A cache for GPU render pipelines used for copy/transfer passes. @@ -73053,10 +74339,12 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { * * @type {GPUShaderModule} */ - this.mipmapShaderModule = device.createShaderModule( { - label: 'mipmap', - code: mipmapSource - } ); + _shaderModuleDescriptor$1.label = 'mipmap'; + _shaderModuleDescriptor$1.code = mipmapSource; + + this.mipmapShaderModule = device.createShaderModule( _shaderModuleDescriptor$1 ); + + _shaderModuleDescriptor$1.reset(); } @@ -73076,18 +74364,18 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { if ( pipeline === undefined ) { - pipeline = this.device.createRenderPipeline( { - label: `mipmap-${ format }-${ textureBindingViewDimension }`, - vertex: { - module: this.mipmapShaderModule, - }, - fragment: { - module: this.mipmapShaderModule, - entryPoint: `main_${ textureBindingViewDimension.replace( '-', '_' ) }`, - targets: [ { format } ] - }, - layout: 'auto' - } ); + _renderPipelineDescriptor$1.label = `mipmap-${ format }-${ textureBindingViewDimension }`; + _renderPipelineDescriptor$1.vertex = { module: this.mipmapShaderModule }; + _renderPipelineDescriptor$1.fragment = { + module: this.mipmapShaderModule, + entryPoint: `main_${ textureBindingViewDimension.replace( '-', '_' ) }`, + targets: [ { format } ] + }; + _renderPipelineDescriptor$1.layout = 'auto'; + + pipeline = this.device.createRenderPipeline( _renderPipelineDescriptor$1 ); + + _renderPipelineDescriptor$1.reset(); this.transferPipelines[ key ] = pipeline; @@ -73109,53 +74397,67 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { const format = textureGPUDescriptor.format; const { width, height } = textureGPUDescriptor.size; - const tempTexture = this.device.createTexture( { - size: { width, height }, - format, - usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING - } ); + _textureDescriptor$1.size.width = width; + _textureDescriptor$1.size.height = height; + _textureDescriptor$1.format = format; + _textureDescriptor$1.usage = GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING; + + const tempTexture = this.device.createTexture( _textureDescriptor$1 ); + + _textureDescriptor$1.reset(); const copyTransferPipeline = this.getTransferPipeline( format, textureGPU.textureBindingViewDimension ); const flipTransferPipeline = this.getTransferPipeline( format, tempTexture.textureBindingViewDimension ); - const commandEncoder = this.device.createCommandEncoder( {} ); + const commandEncoder = this.device.createCommandEncoder( _commandEncoderDescriptor$4 ); const pass = ( pipeline, sourceTexture, sourceArrayLayer, destinationTexture, destinationArrayLayer, flipY ) => { const bindGroupLayout = pipeline.getBindGroupLayout( 0 ); // @TODO: Consider making this static. - const bindGroup = this.device.createBindGroup( { - layout: bindGroupLayout, - entries: [ { - binding: 0, - resource: this.flipYSampler - }, { - binding: 1, - resource: sourceTexture.createView( { - dimension: sourceTexture.textureBindingViewDimension || '2d-array', - baseMipLevel: 0, - mipLevelCount: 1, - } ), - }, { - binding: 2, - resource: { buffer: flipY ? this.flipUniformBuffer : this.noFlipUniformBuffer } - } ] - } ); + _viewDescriptor$2.dimension = sourceTexture.textureBindingViewDimension || '2d-array'; + _viewDescriptor$2.mipLevelCount = 1; - const passEncoder = commandEncoder.beginRenderPass( { - colorAttachments: [ { - view: destinationTexture.createView( { - dimension: '2d', - baseMipLevel: 0, - mipLevelCount: 1, - baseArrayLayer: destinationArrayLayer, - arrayLayerCount: 1, - } ), - loadOp: GPULoadOp.Clear, - storeOp: GPUStoreOp.Store, - } ] + const sourceView = sourceTexture.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); + + _bindGroupDescriptor$1.layout = bindGroupLayout; + _bindGroupDescriptor$1.entries.push( { + binding: 0, + resource: this.flipYSampler + }, { + binding: 1, + resource: sourceView, + }, { + binding: 2, + resource: { buffer: flipY ? this.flipUniformBuffer : this.noFlipUniformBuffer } } ); + const bindGroup = this.device.createBindGroup( _bindGroupDescriptor$1 ); + + _bindGroupDescriptor$1.reset(); + + _viewDescriptor$2.dimension = '2d'; + _viewDescriptor$2.mipLevelCount = 1; + _viewDescriptor$2.baseArrayLayer = destinationArrayLayer; + _viewDescriptor$2.arrayLayerCount = 1; + + const destinationView = destinationTexture.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); + + _colorAttachment.view = destinationView; + _colorAttachment.loadOp = GPULoadOp.Clear; + _colorAttachment.storeOp = GPUStoreOp.Store; + + _renderPassDescriptor.colorAttachments.push( _colorAttachment ); + + const passEncoder = commandEncoder.beginRenderPass( _renderPassDescriptor ); + + _renderPassDescriptor.reset(); + _colorAttachment.reset(); + passEncoder.setPipeline( pipeline ); passEncoder.setBindGroup( 0, bindGroup ); passEncoder.draw( 3, 1, 0, sourceArrayLayer ); @@ -73166,7 +74468,7 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { pass( copyTransferPipeline, textureGPU, baseArrayLayer, tempTexture, 0, false ); pass( flipTransferPipeline, tempTexture, 0, textureGPU, baseArrayLayer, true ); - this.device.queue.submit( [ commandEncoder.finish() ] ); + submit( this.device, commandEncoder.finish() ); tempTexture.destroy(); @@ -73184,11 +74486,19 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { const passes = textureData.layers || this._mipmapCreateBundles( textureGPU ); - const commandEncoder = encoder || this.device.createCommandEncoder( { label: 'mipmapEncoder' } ); + let commandEncoder = encoder; + + if ( commandEncoder === null ) { + + _commandEncoderDescriptor$4.label = 'mipmapEncoder'; + commandEncoder = this.device.createCommandEncoder( _commandEncoderDescriptor$4 ); + _commandEncoderDescriptor$4.reset(); + + } this._mipmapRunBundles( commandEncoder, passes ); - if ( encoder === null ) this.device.queue.submit( [ commandEncoder.finish() ] ); + if ( encoder === null ) submit( this.device, commandEncoder.finish() ); textureData.layers = passes; @@ -73214,42 +74524,54 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { for ( let baseArrayLayer = 0; baseArrayLayer < textureGPU.depthOrArrayLayers; baseArrayLayer ++ ) { - const bindGroup = this.device.createBindGroup( { - layout: bindGroupLayout, - entries: [ { - binding: 0, - resource: this.mipmapSampler - }, { - binding: 1, - resource: textureGPU.createView( { - dimension: textureBindingViewDimension, - baseMipLevel: baseMipLevel - 1, - mipLevelCount: 1, - } ), - }, { - binding: 2, - resource: { buffer: this.noFlipUniformBuffer } - } ] - } ); + _viewDescriptor$2.dimension = textureBindingViewDimension; + _viewDescriptor$2.baseMipLevel = baseMipLevel - 1; + _viewDescriptor$2.mipLevelCount = 1; - const passDescriptor = { - colorAttachments: [ { - view: textureGPU.createView( { - dimension: '2d', - baseMipLevel, - mipLevelCount: 1, - baseArrayLayer, - arrayLayerCount: 1, - } ), - loadOp: GPULoadOp.Clear, - storeOp: GPUStoreOp.Store, - } ] - }; + const sourceView = textureGPU.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); - const passEncoder = this.device.createRenderBundleEncoder( { - colorFormats: [ textureGPU.format ] + _bindGroupDescriptor$1.layout = bindGroupLayout; + _bindGroupDescriptor$1.entries.push( { + binding: 0, + resource: this.mipmapSampler + }, { + binding: 1, + resource: sourceView, + }, { + binding: 2, + resource: { buffer: this.noFlipUniformBuffer } } ); + const bindGroup = this.device.createBindGroup( _bindGroupDescriptor$1 ); + + _bindGroupDescriptor$1.reset(); + + _viewDescriptor$2.dimension = '2d'; + _viewDescriptor$2.baseMipLevel = baseMipLevel; + _viewDescriptor$2.mipLevelCount = 1; + _viewDescriptor$2.baseArrayLayer = baseArrayLayer; + _viewDescriptor$2.arrayLayerCount = 1; + + const destinationView = textureGPU.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); + + const passColorAttachment = new GPURenderPassColorAttachment(); + passColorAttachment.view = destinationView; + passColorAttachment.loadOp = GPULoadOp.Clear; + passColorAttachment.storeOp = GPUStoreOp.Store; + + const passDescriptor = new GPURenderPassDescriptor(); + passDescriptor.colorAttachments.push( passColorAttachment ); + + _renderBundleEncoderDescriptor$1.colorFormats = [ textureGPU.format ]; + + const passEncoder = this.device.createRenderBundleEncoder( _renderBundleEncoderDescriptor$1 ); + + _renderBundleEncoderDescriptor$1.reset(); + passEncoder.setPipeline( pipeline ); passEncoder.setBindGroup( 0, bindGroup ); passEncoder.draw( 3, 1, 0, baseArrayLayer ); @@ -73293,6 +74615,441 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { } +/** + * Reusable descriptor for `GPUDevice.createSampler()`. + * + * @private + */ +class GPUSamplerDescriptor { + + constructor() { + + /** + * The label of the sampler. + * + * @type {string} + */ + this.label = ''; + + /** + * The address mode for the sampler's U coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeU = 'clamp-to-edge'; + + /** + * The address mode for the sampler's V coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeV = 'clamp-to-edge'; + + /** + * The address mode for the sampler's W coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeW = 'clamp-to-edge'; + + /** + * The magnification filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.magFilter = 'nearest'; + + /** + * The minification filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.minFilter = 'nearest'; + + /** + * The mipmap filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.mipmapFilter = 'nearest'; + + /** + * The minimum level of detail used to sample. + * + * @type {number} + * @default 0 + */ + this.lodMinClamp = 0; + + /** + * The maximum level of detail used to sample. + * + * @type {number} + * @default 32 + */ + this.lodMaxClamp = 32; + + /** + * The compare function used by the sampler. + * + * @type {string|undefined} + */ + this.compare = undefined; + + /** + * The maximum allowed anisotropic filtering. + * + * @type {number} + * @default 1 + */ + this.maxAnisotropy = 1; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.addressModeU = 'clamp-to-edge'; + this.addressModeV = 'clamp-to-edge'; + this.addressModeW = 'clamp-to-edge'; + this.magFilter = 'nearest'; + this.minFilter = 'nearest'; + this.mipmapFilter = 'nearest'; + this.lodMinClamp = 0; + this.lodMaxClamp = 32; + this.compare = undefined; + this.maxAnisotropy = 1; + + } + +} + +/** + * Reusable descriptor for `GPUTexelCopyTextureInfo`, the texture side of + * `GPUCommandEncoder.copyTextureToTexture()`, `copyTextureToBuffer()` and + * `GPUQueue.writeTexture()`. + * + * @private + */ +class GPUTexelCopyTextureInfo { + + constructor() { + + /** + * The target texture. + * + * @type {?GPUTexture} + * @default null + */ + this.texture = null; + + /** + * The mipmap level of the texture. + * + * @type {number} + * @default 0 + */ + this.mipLevel = 0; + + /** + * The origin offset within the texture. + * + * @type {{x: number, y: number, z: number}} + */ + this.origin = { x: 0, y: 0, z: 0 }; + + /** + * Which aspect of the texture is referenced. + * + * @type {string} + * @default 'all' + */ + this.aspect = 'all'; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.texture = null; + this.mipLevel = 0; + this.origin.x = 0; + this.origin.y = 0; + this.origin.z = 0; + this.aspect = 'all'; + + } + +} + +/** + * Reusable descriptor for `GPUTexelCopyBufferInfo`, the buffer side of + * `GPUCommandEncoder.copyTextureToBuffer()` and `copyBufferToTexture()`. + * + * @private + */ +class GPUTexelCopyBufferInfo { + + constructor() { + + /** + * The target buffer. + * + * @type {?GPUBuffer} + * @default null + */ + this.buffer = null; + + /** + * The byte offset within the buffer where the texel data begins. + * + * @type {number} + * @default 0 + */ + this.offset = 0; + + /** + * The stride, in bytes, between rows of texel blocks. + * + * @type {number|undefined} + */ + this.bytesPerRow = undefined; + + /** + * The number of texel block rows per single image of the texture. + * + * @type {number|undefined} + */ + this.rowsPerImage = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.buffer = null; + this.offset = 0; + this.bytesPerRow = undefined; + this.rowsPerImage = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUTexelCopyBufferLayout`, the data-layout argument + * to `GPUQueue.writeTexture()`. + * + * @private + */ +class GPUTexelCopyBufferLayout { + + constructor() { + + /** + * The byte offset within the source data where the texel data begins. + * + * @type {number} + * @default 0 + */ + this.offset = 0; + + /** + * The stride, in bytes, between rows of texel blocks. + * + * @type {number|undefined} + */ + this.bytesPerRow = undefined; + + /** + * The number of texel block rows per single image of the texture. + * + * @type {number|undefined} + */ + this.rowsPerImage = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.offset = 0; + this.bytesPerRow = undefined; + this.rowsPerImage = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUCopyExternalImageSourceInfo`, the source argument + * to `GPUQueue.copyExternalImageToTexture()`. + * + * @private + */ +class GPUCopyExternalImageSourceInfo { + + constructor() { + + /** + * The image-like source. + * + * @type {?(ImageBitmap|ImageData|HTMLImageElement|HTMLVideoElement|VideoFrame|HTMLCanvasElement|OffscreenCanvas)} + * @default null + */ + this.source = null; + + /** + * The origin offset within the source. + * + * @type {{x: number, y: number}} + */ + this.origin = { x: 0, y: 0 }; + + /** + * Whether the source is flipped vertically before copying. + * + * @type {boolean} + * @default false + */ + this.flipY = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.source = null; + this.origin.x = 0; + this.origin.y = 0; + this.flipY = false; + + } + +} + +/** + * Reusable descriptor for `GPUCopyExternalImageDestInfo`, the destination + * argument to `GPUQueue.copyExternalImageToTexture()`. + * + * @private + * @augments GPUTexelCopyTextureInfo + */ +class GPUCopyExternalImageDestInfo extends GPUTexelCopyTextureInfo { + + constructor() { + + super(); + + /** + * The predefined color space the destination texture is interpreted in. + * + * @type {string} + * @default 'srgb' + */ + this.colorSpace = 'srgb'; + + /** + * Whether the destination texture has premultiplied alpha. + * + * @type {boolean} + * @default false + */ + this.premultipliedAlpha = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + super.reset(); + this.colorSpace = 'srgb'; + this.premultipliedAlpha = false; + + } + +} + +/** + * Reusable descriptor for `GPUExtent3D` in its dictionary form, used by + * `GPUQueue.writeTexture()`, `GPUQueue.copyExternalImageToTexture()` and + * the various `GPUCommandEncoder` copy methods. + * + * @private + */ +class GPUExtent3D { + + constructor() { + + /** + * The width of the extent. + * + * @type {number} + * @default 0 + */ + this.width = 0; + + /** + * The height of the extent. + * + * @type {number} + * @default 1 + */ + this.height = 1; + + /** + * The depth (for 3D textures) or number of array layers. + * + * @type {number} + * @default 1 + */ + this.depthOrArrayLayers = 1; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.width = 0; + this.height = 1; + this.depthOrArrayLayers = 1; + + } + +} + +const _bufferDescriptor$4 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$3 = new GPUCommandEncoderDescriptor(); +const _samplerDescriptor = new GPUSamplerDescriptor(); +const _texelCopyTextureInfo = new GPUTexelCopyTextureInfo(); +const _texelCopyBufferInfo = new GPUTexelCopyBufferInfo(); +const _texelCopyBufferLayout = new GPUTexelCopyBufferLayout(); +const _copyExternalImageSourceInfo = new GPUCopyExternalImageSourceInfo(); +const _copyExternalImageDestInfo = new GPUCopyExternalImageDestInfo(); +const _textureDescriptor = new GPUTextureDescriptor(); +const _extent3D$1 = new GPUExtent3D(); + const _compareToWebGPU = { [ NeverCompare ]: 'never', [ LessCompare ]: 'less', @@ -73308,25 +75065,28 @@ const _flipMap = [ 0, 1, 3, 2, 4, 5 ]; function writeTextureLayer( device, textureGPU, mipLevel, layerIndex, mipmap, bytesPerImage, bytesPerRow, rowsPerImage, textureWidth, textureHeight ) { + _texelCopyTextureInfo.texture = textureGPU; + _texelCopyTextureInfo.mipLevel = mipLevel; + _texelCopyTextureInfo.origin.z = layerIndex; + + _texelCopyBufferLayout.offset = layerIndex * bytesPerImage; + _texelCopyBufferLayout.bytesPerRow = bytesPerRow; + _texelCopyBufferLayout.rowsPerImage = rowsPerImage; + + _extent3D$1.width = textureWidth; + _extent3D$1.height = textureHeight; + device.queue.writeTexture( - { - texture: textureGPU, - mipLevel, - origin: { x: 0, y: 0, z: layerIndex } - }, + _texelCopyTextureInfo, mipmap.data, - { - offset: layerIndex * bytesPerImage, - bytesPerRow, - rowsPerImage - }, - { - width: textureWidth, - height: textureHeight, - depthOrArrayLayers: 1 - } + _texelCopyBufferLayout, + _extent3D$1 ); + _texelCopyTextureInfo.reset(); + _texelCopyBufferLayout.reset(); + _extent3D$1.reset(); + } /** @@ -73395,54 +75155,55 @@ class WebGPUTextureUtils { * Creates a GPU sampler for the given texture. * * @param {Texture} texture - The texture to create the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( texture ) { + updateSampler( texture, textureNode ) { const backend = this.backend; const samplerKey = texture.minFilter + '-' + texture.magFilter + '-' + texture.wrapS + '-' + texture.wrapT + '-' + ( texture.wrapR || '0' ) + '-' + - texture.anisotropy + '-' + ( texture.compareFunction || 0 ); + texture.anisotropy + '-' + ( texture.isDepthTexture === true ? 1 : 0 ) + '-' + + ( texture.compareFunction !== null && textureNode.compareNode !== null ? texture.compareFunction : 0 ); let samplerData = this._samplerCache.get( samplerKey ); if ( samplerData === undefined ) { - const samplerDescriptorGPU = { - addressModeU: this._convertAddressMode( texture.wrapS ), - addressModeV: this._convertAddressMode( texture.wrapT ), - addressModeW: this._convertAddressMode( texture.wrapR ), - magFilter: this._convertFilterMode( texture.magFilter ), - minFilter: this._convertFilterMode( texture.minFilter ), - mipmapFilter: this._convertFilterMode( texture.minFilter ), - maxAnisotropy: 1 - }; + _samplerDescriptor.addressModeU = this._convertAddressMode( texture.wrapS ); + _samplerDescriptor.addressModeV = this._convertAddressMode( texture.wrapT ); + _samplerDescriptor.addressModeW = this._convertAddressMode( texture.wrapR ); + _samplerDescriptor.magFilter = this._convertFilterMode( texture.magFilter ); + _samplerDescriptor.minFilter = this._convertFilterMode( texture.minFilter ); + _samplerDescriptor.mipmapFilter = this._convertMipmapFilterMode( texture.minFilter ); // Depth textures without compare function must use non-filtering (nearest) sampling - if ( texture.isDepthTexture && texture.compareFunction === null ) { + if ( texture.isDepthTexture && ( texture.compareFunction === null || textureNode.compareNode === null ) ) { - samplerDescriptorGPU.magFilter = GPUFilterMode.Nearest; - samplerDescriptorGPU.minFilter = GPUFilterMode.Nearest; - samplerDescriptorGPU.mipmapFilter = GPUFilterMode.Nearest; + _samplerDescriptor.magFilter = GPUFilterMode.Nearest; + _samplerDescriptor.minFilter = GPUFilterMode.Nearest; + _samplerDescriptor.mipmapFilter = GPUFilterMode.Nearest; } // anisotropy can only be used when all filter modes are set to linear. - if ( samplerDescriptorGPU.magFilter === GPUFilterMode.Linear && samplerDescriptorGPU.minFilter === GPUFilterMode.Linear && samplerDescriptorGPU.mipmapFilter === GPUFilterMode.Linear ) { + if ( _samplerDescriptor.magFilter === GPUFilterMode.Linear && _samplerDescriptor.minFilter === GPUFilterMode.Linear && _samplerDescriptor.mipmapFilter === GPUFilterMode.Linear ) { - samplerDescriptorGPU.maxAnisotropy = texture.anisotropy; + _samplerDescriptor.maxAnisotropy = texture.anisotropy; } - if ( texture.isDepthTexture && texture.compareFunction !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { + if ( texture.isDepthTexture && texture.compareFunction !== null && textureNode.compareNode !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { - samplerDescriptorGPU.compare = _compareToWebGPU[ texture.compareFunction ]; + _samplerDescriptor.compare = _compareToWebGPU[ texture.compareFunction ]; } - const sampler = backend.device.createSampler( samplerDescriptorGPU ); + const sampler = backend.device.createSampler( _samplerDescriptor ); + + _samplerDescriptor.reset(); samplerData = { sampler, usedTimes: 0 }; @@ -73575,19 +75336,16 @@ class WebGPUTextureUtils { } - const textureDescriptorGPU = { - label: texture.name, - size: { - width: width, - height: height, - depthOrArrayLayers: depth, - }, - mipLevelCount: levels, - sampleCount: primarySamples, - dimension: dimension, - format: format, - usage: usage - }; + const textureDescriptorGPU = new GPUTextureDescriptor(); + textureDescriptorGPU.label = texture.name; + textureDescriptorGPU.size.width = width; + textureDescriptorGPU.size.height = height; + textureDescriptorGPU.size.depthOrArrayLayers = depth; + textureDescriptorGPU.mipLevelCount = levels; + textureDescriptorGPU.sampleCount = primarySamples; + textureDescriptorGPU.dimension = dimension; + textureDescriptorGPU.format = format; + textureDescriptorGPU.usage = usage; // texture creation @@ -73697,17 +75455,16 @@ class WebGPUTextureUtils { if ( colorBuffer ) colorBuffer.destroy(); - colorBuffer = backend.device.createTexture( { - label: 'colorBuffer', - size: { - width: width, - height: height, - depthOrArrayLayers: 1 - }, - sampleCount: backend.utils.getSampleCount( backend.renderer.currentSamples ), - format: backend.utils.getPreferredCanvasFormat(), - usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC - } ); + _textureDescriptor.label = 'colorBuffer'; + _textureDescriptor.size.width = width; + _textureDescriptor.size.height = height; + _textureDescriptor.sampleCount = backend.utils.getSampleCount( backend.renderer.currentSamples ); + _textureDescriptor.format = backend.utils.getPreferredCanvasFormat(); + _textureDescriptor.usage = GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC; + + colorBuffer = backend.device.createTexture( _textureDescriptor ); + + _textureDescriptor.reset(); // @@ -73952,34 +75709,39 @@ class WebGPUTextureUtils { let bytesPerRow = width * bytesPerTexel; bytesPerRow = Math.ceil( bytesPerRow / 256 ) * 256; // Align to 256 bytes - const readBuffer = device.createBuffer( - { - size: ( ( height - 1 ) * bytesPerRow ) + ( width * bytesPerTexel ), // see https://github.com/mrdoob/three.js/issues/31658#issuecomment-3229442010 - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } - ); + _bufferDescriptor$4.size = ( ( height - 1 ) * bytesPerRow ) + ( width * bytesPerTexel ); // see https://github.com/mrdoob/three.js/issues/31658#issuecomment-3229442010 + _bufferDescriptor$4.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; - const encoder = device.createCommandEncoder(); + const readBuffer = device.createBuffer( _bufferDescriptor$4 ); - encoder.copyTextureToBuffer( - { - texture: textureGPU, - origin: { x, y, z: faceIndex }, - }, - { - buffer: readBuffer, - bytesPerRow: bytesPerRow - }, - { - width: width, - height: height - } + _bufferDescriptor$4.reset(); + + const encoder = device.createCommandEncoder( _commandEncoderDescriptor$3 ); + + _texelCopyTextureInfo.texture = textureGPU; + _texelCopyTextureInfo.origin.x = x; + _texelCopyTextureInfo.origin.y = y; + _texelCopyTextureInfo.origin.z = faceIndex; + + _texelCopyBufferInfo.buffer = readBuffer; + _texelCopyBufferInfo.bytesPerRow = bytesPerRow; + _extent3D$1.width = width; + _extent3D$1.height = height; + + encoder.copyTextureToBuffer( + _texelCopyTextureInfo, + _texelCopyBufferInfo, + _extent3D$1 ); + _texelCopyTextureInfo.reset(); + _texelCopyBufferInfo.reset(); + _extent3D$1.reset(); + const typedArrayType = this._getTypedArrayType( format ); - device.queue.submit( [ encoder.finish() ] ); + submit( device, encoder.finish() ); await readBuffer.mapAsync( GPUMapMode.READ ); @@ -74124,27 +75886,36 @@ class WebGPUTextureUtils { const width = ( mipLevel > 0 ) ? image.width : textureDescriptorGPU.size.width; const height = ( mipLevel > 0 ) ? image.height : textureDescriptorGPU.size.height; + _copyExternalImageSourceInfo.source = image; + _copyExternalImageSourceInfo.flipY = flipY; + + _copyExternalImageDestInfo.texture = textureGPU; + _copyExternalImageDestInfo.mipLevel = mipLevel; + _copyExternalImageDestInfo.origin.z = originDepth; + _copyExternalImageDestInfo.premultipliedAlpha = premultiplyAlpha; + + _extent3D$1.width = width; + _extent3D$1.height = height; + try { device.queue.copyExternalImageToTexture( - { - source: image, - flipY: flipY - }, { - texture: textureGPU, - mipLevel: mipLevel, - origin: { x: 0, y: 0, z: originDepth }, - premultipliedAlpha: premultiplyAlpha - }, { - width: width, - height: height, - depthOrArrayLayers: 1 - } + _copyExternalImageSourceInfo, + _copyExternalImageDestInfo, + _extent3D$1 ); // try/catch has been added to fix bad video frame data on certain devices, see #32391 - } catch ( _ ) {} + } catch ( _ ) { + + } finally { + + _copyExternalImageSourceInfo.reset(); + _copyExternalImageDestInfo.reset(); + _extent3D$1.reset(); + + } } @@ -74219,22 +75990,26 @@ class WebGPUTextureUtils { const bytesPerTexel = this._getBytesPerTexel( textureDescriptorGPU.format ); const bytesPerRow = image.width * bytesPerTexel; + _texelCopyTextureInfo.texture = textureGPU; + _texelCopyTextureInfo.mipLevel = mipLevel; + _texelCopyTextureInfo.origin.z = originDepth; + + _texelCopyBufferLayout.offset = image.width * image.height * bytesPerTexel * depth; + _texelCopyBufferLayout.bytesPerRow = bytesPerRow; + + _extent3D$1.width = image.width; + _extent3D$1.height = image.height; + device.queue.writeTexture( - { - texture: textureGPU, - mipLevel: mipLevel, - origin: { x: 0, y: 0, z: originDepth } - }, + _texelCopyTextureInfo, data, - { - offset: image.width * image.height * bytesPerTexel * depth, - bytesPerRow - }, - { - width: image.width, - height: image.height, - depthOrArrayLayers: 1 - } ); + _texelCopyBufferLayout, + _extent3D$1 + ); + + _texelCopyTextureInfo.reset(); + _texelCopyBufferLayout.reset(); + _extent3D$1.reset(); if ( flipY === true ) { @@ -74388,6 +76163,27 @@ class WebGPUTextureUtils { } + /** + * Converts the three.js filter constants to a GPU mipmap filter constant. + * Unlike `_convertFilterMode`, this extracts the between-mip-level filtering + * axis from the combined three.js constant rather than the within-level axis. + * + * @private + * @param {number} value - The three.js constant defining a filter mode. + * @return {string} The GPU mipmap filter mode. + */ + _convertMipmapFilterMode( value ) { + + if ( value === NearestMipmapLinearFilter || value === LinearMipmapLinearFilter ) { + + return GPUFilterMode.Linear; + + } + + return GPUFilterMode.Nearest; + + } + /** * Returns the bytes-per-texel value for the given GPU texture format. * @@ -75517,7 +77313,7 @@ class WGSLNodeBuilder extends NodeBuilder { */ generateWrapFunction( texture ) { - const functionName = `tsl_coord_${ wrapNames[ texture.wrapS ] }S_${ wrapNames[ texture.wrapT ] }_${ texture.is3DTexture || texture.isData3DTexture ? '3d' : '2d' }T`; + const functionName = `tsl_coord_${ wrapNames[ texture.wrapS ] }S_${ wrapNames[ texture.wrapT ] }T_${ texture.is3DTexture || texture.isData3DTexture ? '3d' : '2d' }`; let nodeCode = wgslCodeCache[ functionName ]; @@ -76015,6 +77811,80 @@ class WGSLNodeBuilder extends NodeBuilder { } + /** + * Generates the WGSL snippet for gathering four texels from the given texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A WGSL snippet that represents texture coordinates used for sampling. + * @param {string} gatherSnippet - A WGSL snippet that represents the index of the channel to read. + * @param {?string} depthSnippet - A WGSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A WGSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A WGSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The WGSL snippet. + */ + generateTextureGather( texture, textureProperty, uvSnippet, gatherSnippet, depthSnippet, offsetSnippet ) { + + const componentSnippet = texture.isDepthTexture === true ? '' : `${gatherSnippet}, `; + + if ( depthSnippet ) { + + if ( offsetSnippet ) { + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet } )`; + + } + + if ( offsetSnippet ) { + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet })`; + + } + + /** + * Generates the WGSL snippet for performing a depth comparison on four texels in the given depth texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A WGSL snippet that represents texture coordinates used for sampling. + * @param {string} compareSnippet - A WGSL snippet that represents the reference value. + * @param {?string} depthSnippet - A WGSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A WGSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A WGSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The WGSL snippet. + */ + generateTextureGatherCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) { + + if ( offsetSnippet ) { + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet }, ${ compareSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet }, ${ compareSnippet })`; + + } + + if ( offsetSnippet ) { + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ compareSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ compareSnippet })`; + + } + /** * Generates the WGSL snippet when sampling textures with explicit mip level. * @@ -76292,7 +78162,8 @@ class WGSLNodeBuilder extends NodeBuilder { texture.setVisibility( gpuShaderStageLib[ shaderStage ] ); // Cube textures always need samplers (they use textureSampleLevel, not textureLoad) - const needsSampler = node.value.isCubeTexture === true || ( this.isUnfilterable( node.value ) === false && texture.store === false ); + // Also textureGather always need sampler. + const needsSampler = node.value.isCubeTexture === true || ( this.isUnfilterable( node.value ) === false && texture.store === false ) || node.gatherNode !== null; if ( needsSampler ) { @@ -77073,14 +78944,16 @@ ${ flowData.code } if ( uniform.type === 'texture' || uniform.type === 'cubeTexture' || uniform.type === 'cubeDepthTexture' || uniform.type === 'storageTexture' || uniform.type === 'texture3D' ) { - const texture = uniform.node.value; + const textureNode = uniform.node; + const texture = textureNode.value; // Cube textures always need samplers (they use textureSampleLevel, not textureLoad) - const needsSampler = texture.isCubeTexture === true || ( this.isUnfilterable( texture ) === false && uniform.node.isStorageTextureNode !== true ); + // Also textureGather always need sampler. + const needsSampler = texture.isCubeTexture === true || ( this.isUnfilterable( texture ) === false && textureNode.isStorageTextureNode !== true ) || textureNode.gatherNode !== null; if ( needsSampler ) { - if ( this.isSampleCompare( texture ) ) { + if ( this.isSampleCompare( texture ) && textureNode.compareNode !== null ) { bindingSnippets.push( `@binding( ${ uniformIndexes.binding ++ } ) @group( ${ uniformIndexes.group } ) var ${ uniform.name }_sampler : sampler_comparison;` ); @@ -77685,270 +79558,8 @@ var<${access}> ${ name } : ${ structName };`; } -/** - * A WebGPU backend utility module with common helpers. - * - * @private - */ -class WebGPUUtils { - - /** - * Constructs a new utility object. - * - * @param {WebGPUBackend} backend - The WebGPU backend. - */ - constructor( backend ) { - - /** - * A reference to the WebGPU backend. - * - * @type {WebGPUBackend} - */ - this.backend = backend; - - } - - /** - * Returns the depth/stencil GPU format for the given render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {string} The depth/stencil GPU texture format. - */ - getCurrentDepthStencilFormat( renderContext ) { - - let format; - - if ( renderContext.depth ) { - - if ( renderContext.depthTexture !== null ) { - - format = this.getTextureFormatGPU( renderContext.depthTexture ); - - } else if ( renderContext.stencil ) { - - if ( this.backend.renderer.reversedDepthBuffer === true ) { - - format = GPUTextureFormat.Depth32FloatStencil8; - - } else { - - format = GPUTextureFormat.Depth24PlusStencil8; - - } - - } else { - - if ( this.backend.renderer.reversedDepthBuffer === true ) { - - format = GPUTextureFormat.Depth32Float; - - } else { - - format = GPUTextureFormat.Depth24Plus; - - } - - } - - } - - return format; - - } - - /** - * Returns the GPU format for the given texture. - * - * @param {Texture} texture - The texture. - * @return {string} The GPU texture format. - */ - getTextureFormatGPU( texture ) { - - return this.backend.get( texture ).format; - - } - - /** - * Returns an object that defines the multi-sampling state of the given texture. - * - * @param {Texture} texture - The texture. - * @return {Object} The multi-sampling state. - */ - getTextureSampleData( texture ) { - - let samples; - - if ( texture.isFramebufferTexture ) { - - samples = 1; - - } else if ( texture.isDepthTexture && ! texture.renderTarget ) { - - const renderer = this.backend.renderer; - const renderTarget = renderer.getRenderTarget(); - - samples = renderTarget ? renderTarget.samples : renderer.currentSamples; - - } else if ( texture.renderTarget ) { - - samples = texture.renderTarget.samples; - - } - - samples = samples || 1; - - const isMSAA = samples > 1 && texture.renderTarget !== null && ( texture.isDepthTexture !== true && texture.isFramebufferTexture !== true ); - const primarySamples = isMSAA ? 1 : samples; - - return { samples, primarySamples, isMSAA }; - - } - - /** - * Returns the default color attachment's GPU format of the current render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {string} The GPU texture format of the default color attachment. - */ - getCurrentColorFormat( renderContext ) { - - let format; - - if ( renderContext.textures !== null ) { - - format = this.getTextureFormatGPU( renderContext.textures[ 0 ] ); - - } else { - - format = this.getPreferredCanvasFormat(); // default context format - - } - - return format; - - } - - /** - * Returns the GPU formats of all color attachments of the current render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {Array} The GPU texture formats of all color attachments. - */ - getCurrentColorFormats( renderContext ) { - - if ( renderContext.textures !== null ) { - - return renderContext.textures.map( t => this.getTextureFormatGPU( t ) ); - - } else { - - return [ this.getPreferredCanvasFormat() ]; // default context format - - } - - } - - /** - * Returns the output color space of the current render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {string} The output color space. - */ - getCurrentColorSpace( renderContext ) { - - if ( renderContext.textures !== null ) { - - return renderContext.textures[ 0 ].colorSpace; - - } - - return this.backend.renderer.outputColorSpace; - - } - - /** - * Returns GPU primitive topology for the given object and material. - * - * @param {Object3D} object - The 3D object. - * @param {Material} material - The material. - * @return {string} The GPU primitive topology. - */ - getPrimitiveTopology( object, material ) { - - if ( object.isPoints ) return GPUPrimitiveTopology.PointList; - else if ( object.isLineSegments || ( object.isMesh && material.wireframe === true ) ) return GPUPrimitiveTopology.LineList; - else if ( object.isLine ) return GPUPrimitiveTopology.LineStrip; - else if ( object.isMesh ) return GPUPrimitiveTopology.TriangleList; - - } - - /** - * Returns a modified sample count from the given sample count value. - * - * That is required since WebGPU only supports either 1 or 4. - * - * @param {number} sampleCount - The input sample count. - * @return {number} The (potentially updated) output sample count. - */ - getSampleCount( sampleCount ) { - - return sampleCount >= 4 ? 4 : 1; - - } - - /** - * Returns the sample count of the given render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {number} The sample count. - */ - getSampleCountRenderContext( renderContext ) { - - if ( renderContext.textures !== null ) { - - return this.getSampleCount( renderContext.sampleCount ); - - } - - return this.getSampleCount( this.backend.renderer.currentSamples ); - - } - - /** - * Returns the preferred canvas format. - * - * There is a separate method for this so it's possible to - * honor edge cases for specific devices. - * - * @return {string} The GPU texture format of the canvas. - */ - getPreferredCanvasFormat() { - - const parameters = this.backend.parameters; - - const bufferType = parameters.outputType; - - if ( bufferType === undefined ) { - - return navigator.gpu.getPreferredCanvasFormat(); - - } else if ( bufferType === UnsignedByteType ) { - - return GPUTextureFormat.BGRA8Unorm; - - } else if ( bufferType === HalfFloatType ) { - - return GPUTextureFormat.RGBA16Float; - - } else { - - throw new Error( 'Unsupported output buffer type.' ); - - } - - } - -} +const _bufferDescriptor$3 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$2 = new GPUCommandEncoderDescriptor(); const typedArraysToVertexFormatPrefix = new Map( [ [ Int8Array, [ 'sint8', 'snorm8' ]], @@ -78071,12 +79682,14 @@ class WebGPUAttributeUtils { const byteLength = array.byteLength; const size = byteLength + ( ( 4 - ( byteLength % 4 ) ) % 4 ); - buffer = device.createBuffer( { - label: bufferAttribute.name, - size: size, - usage: usage, - mappedAtCreation: true - } ); + _bufferDescriptor$3.label = bufferAttribute.name; + _bufferDescriptor$3.size = size; + _bufferDescriptor$3.usage = usage; + _bufferDescriptor$3.mappedAtCreation = true; + + buffer = device.createBuffer( _bufferDescriptor$3 ); + + _bufferDescriptor$3.reset(); new array.constructor( buffer.getMappedRange() ).set( array ); @@ -78298,11 +79911,13 @@ class WebGPUAttributeUtils { // initialize the GPU-side read copy buffer if it is not present if ( readbackInfo.readBufferGPU === undefined ) { - readBufferGPU = device.createBuffer( { - label: `${ target.name }_readback`, - size: target.maxByteLength, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor$3.label = `${ target.name }_readback`; + _bufferDescriptor$3.size = target.maxByteLength; + _bufferDescriptor$3.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + readBufferGPU = device.createBuffer( _bufferDescriptor$3 ); + + _bufferDescriptor$3.reset(); // release / dispose const releaseCallback = () => { @@ -78343,18 +79958,20 @@ class WebGPUAttributeUtils { } else { // create a new temp buffer for array buffers otherwise - readBufferGPU = device.createBuffer( { - label: `${ attribute.name }_readback`, - size: byteLength, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor$3.label = `${ attribute.name }_readback`; + _bufferDescriptor$3.size = byteLength; + _bufferDescriptor$3.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + readBufferGPU = device.createBuffer( _bufferDescriptor$3 ); + + _bufferDescriptor$3.reset(); } // copy the data - const cmdEncoder = device.createCommandEncoder( { - label: `readback_encoder_${ attribute.name }` - } ); + _commandEncoderDescriptor$2.label = `readback_encoder_${ attribute.name }`; + const cmdEncoder = device.createCommandEncoder( _commandEncoderDescriptor$2 ); + _commandEncoderDescriptor$2.reset(); cmdEncoder.copyBufferToBuffer( bufferGPU, @@ -78365,7 +79982,7 @@ class WebGPUAttributeUtils { ); const gpuCommands = cmdEncoder.finish(); - device.queue.submit( [ gpuCommands ] ); + submit( device, gpuCommands ); // map the data to the CPU await readBufferGPU.mapAsync( GPUMapMode.READ, 0, byteLength ); @@ -78466,6 +80083,10 @@ class WebGPUAttributeUtils { } +const _bindGroupDescriptor = new GPUBindGroupDescriptor(); +const _bufferDescriptor$2 = new GPUBufferDescriptor(); +const _viewDescriptor$1 = new GPUTextureViewDescriptor(); + /** * Class representing a WebGPU bind group layout. * @@ -78702,21 +80323,25 @@ class WebGPUBindingUtils { const usage = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST; const index = data[ 0 ]; - const buffer = device.createBuffer( { - label: 'bindingCameraIndex_' + index, - size: 16, // uint(4) * 4 - usage: usage - } ); + _bufferDescriptor$2.label = 'bindingCameraIndex_' + index; + _bufferDescriptor$2.size = 16; // uint(4) * 4 + _bufferDescriptor$2.usage = usage; + + const buffer = device.createBuffer( _bufferDescriptor$2 ); + + _bufferDescriptor$2.reset(); device.queue.writeBuffer( buffer, 0, data, 0 ); - const entries = [ { binding: 0, resource: { buffer } } ]; + _bindGroupDescriptor.label = 'bindGroupCameraIndex_' + index; + _bindGroupDescriptor.layout = layoutGPU; + _bindGroupDescriptor.entries.push( { binding: 0, resource: { buffer } } ); - return device.createBindGroup( { - label: 'bindGroupCameraIndex_' + index, - layout: layoutGPU, - entries - } ); + const bindGroup = device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + + return bindGroup; } @@ -78733,7 +80358,9 @@ class WebGPUBindingUtils { const device = backend.device; let bindingPoint = 0; - const entriesGPU = []; + + _bindGroupDescriptor.label = 'bindGroup_' + bindGroup.name; + _bindGroupDescriptor.layout = layoutGPU; for ( const binding of bindGroup.bindings ) { @@ -78741,13 +80368,13 @@ class WebGPUBindingUtils { const bindingData = backend.get( binding ); - entriesGPU.push( { binding: bindingPoint, resource: { buffer: bindingData.buffer } } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: { buffer: bindingData.buffer } } ); } else if ( binding.isStorageBuffer ) { const buffer = backend.get( binding.attribute ).buffer; - entriesGPU.push( { binding: bindingPoint, resource: { buffer: buffer } } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: { buffer: buffer } } ); } else if ( binding.isSampledTexture ) { @@ -78785,33 +80412,42 @@ class WebGPUBindingUtils { dimensionViewGPU = GPUTextureViewDimension.Cube; - } else if ( binding.isSampledTexture3D ) { - - dimensionViewGPU = GPUTextureViewDimension.ThreeD; - } else if ( binding.texture.isArrayTexture || binding.texture.isDataArrayTexture || binding.texture.isCompressedArrayTexture ) { + // Prefer the texture's actual array flag over the cached 3D binding type. + // Layered render targets can become array textures after shader compilation. dimensionViewGPU = GPUTextureViewDimension.TwoDArray; + } else if ( binding.isSampledTexture3D ) { + + dimensionViewGPU = GPUTextureViewDimension.ThreeD; + } else { dimensionViewGPU = GPUTextureViewDimension.TwoD; } - resourceGPU = textureData[ propertyName ] = textureData.texture.createView( { aspect: aspectGPU, dimension: dimensionViewGPU, mipLevelCount, baseMipLevel } ); + _viewDescriptor$1.aspect = aspectGPU; + _viewDescriptor$1.dimension = dimensionViewGPU; + _viewDescriptor$1.mipLevelCount = mipLevelCount; + _viewDescriptor$1.baseMipLevel = baseMipLevel; + + resourceGPU = textureData[ propertyName ] = textureData.texture.createView( _viewDescriptor$1 ); + + _viewDescriptor$1.reset(); } } - entriesGPU.push( { binding: bindingPoint, resource: resourceGPU } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: resourceGPU } ); } else if ( binding.isSampler ) { const textureGPU = backend.get( binding.texture ); - entriesGPU.push( { binding: bindingPoint, resource: textureGPU.sampler } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: textureGPU.sampler } ); } @@ -78819,11 +80455,11 @@ class WebGPUBindingUtils { } - return device.createBindGroup( { - label: 'bindGroup_' + bindGroup.name, - layout: layoutGPU, - entries: entriesGPU - } ); + const bindGroupGPU = device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + + return bindGroupGPU; } @@ -78991,7 +80627,7 @@ class WebGPUBindingUtils { if ( binding.texture.isDepthTexture ) { - if ( binding.texture.compareFunction !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { + if ( binding.texture.compareFunction !== null && binding.textureNode.compareNode !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { sampler.type = GPUSamplerBindingType.Comparison; @@ -79107,6 +80743,96 @@ class WebGPUCapabilities { } +/** + * Reusable descriptor for `GPUDevice.createComputePipeline()`. + * + * @private + */ +class GPUComputePipelineDescriptor { + + constructor() { + + /** + * The label of the compute pipeline. + * + * @type {string} + */ + this.label = ''; + + /** + * The pipeline layout the pipeline conforms to, or `'auto'`. + * + * @type {?GPUPipelineLayout|string} + * @default null + */ + this.layout = null; + + /** + * The programmable compute stage. + * + * @type {?Object} + * @default null + */ + this.compute = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.layout = null; + this.compute = null; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createPipelineLayout()`. + * + * @private + */ +class GPUPipelineLayoutDescriptor { + + constructor() { + + /** + * The label of the pipeline layout. + * + * @type {string} + */ + this.label = ''; + + /** + * The set of bind group layouts the pipeline layout describes. + * + * @type {?Array} + * @default null + */ + this.bindGroupLayouts = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.bindGroupLayouts = null; + + } + +} + +const _computePipelineDescriptor = new GPUComputePipelineDescriptor(); +const _pipelineLayoutDescriptor = new GPUPipelineLayoutDescriptor(); +const _renderBundleEncoderDescriptor = new GPURenderBundleEncoderDescriptor(); +const _renderPipelineDescriptor = new GPURenderPipelineDescriptor(); + /** * A WebGPU backend utility module for managing pipelines. * @@ -79308,20 +81034,19 @@ class WebGPUPipelineUtils { const sampleCount = this._getSampleCount( renderObject.context ); - const pipelineDescriptor = { - label: `renderPipeline_${ material.name || material.type }_${ material.id }`, - vertex: Object.assign( {}, vertexModule, { buffers: vertexBuffers } ), - fragment: Object.assign( {}, fragmentModule, { targets } ), - primitive: primitiveState, - multisample: { - count: sampleCount, - alphaToCoverageEnabled: material.alphaToCoverage && sampleCount > 1 - }, - layout: device.createPipelineLayout( { - bindGroupLayouts - } ) - }; + _pipelineLayoutDescriptor.bindGroupLayouts = bindGroupLayouts; + + const pipelineLayout = device.createPipelineLayout( _pipelineLayoutDescriptor ); + _pipelineLayoutDescriptor.reset(); + + _renderPipelineDescriptor.label = `renderPipeline_${ material.name || material.type }_${ material.id }`; + _renderPipelineDescriptor.vertex = Object.assign( {}, vertexModule, { buffers: vertexBuffers } ); + _renderPipelineDescriptor.fragment = Object.assign( {}, fragmentModule, { targets } ); + _renderPipelineDescriptor.primitive = primitiveState; + _renderPipelineDescriptor.multisample.count = sampleCount; + _renderPipelineDescriptor.multisample.alphaToCoverageEnabled = material.alphaToCoverage && sampleCount > 1; + _renderPipelineDescriptor.layout = pipelineLayout; const depthStencil = {}; const renderDepth = renderObject.context.depth; @@ -79354,7 +81079,7 @@ class WebGPUPipelineUtils { } - pipelineDescriptor.depthStencil = depthStencil; + _renderPipelineDescriptor.depthStencil = depthStencil; } @@ -79366,11 +81091,13 @@ class WebGPUPipelineUtils { { program: vertexProgram, module: vertexModule.module }, { program: fragmentProgram, module: fragmentModule.module } ]; - const pipelineLabel = pipelineDescriptor.label; + const pipelineLabel = _renderPipelineDescriptor.label; if ( promises === null ) { - pipelineData.pipeline = device.createRenderPipeline( pipelineDescriptor ); + pipelineData.pipeline = device.createRenderPipeline( _renderPipelineDescriptor ); + + _renderPipelineDescriptor.reset(); device.popErrorScope().then( ( err ) => { @@ -79396,7 +81123,7 @@ class WebGPUPipelineUtils { try { - pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); + pipelineData.pipeline = await device.createRenderPipelineAsync( _renderPipelineDescriptor ); } catch ( err ) { @@ -79419,6 +81146,8 @@ class WebGPUPipelineUtils { } finally { + _renderPipelineDescriptor.reset(); + // Guarantee resolution so `compileAsync`'s Promise.all cannot hang on an // unexpected throw from any await above. resolve(); @@ -79449,14 +81178,16 @@ class WebGPUPipelineUtils { const colorFormats = utils.getCurrentColorFormats( renderContext ); const sampleCount = this._getSampleCount( renderContext ); - const descriptor = { - label, - colorFormats, - depthStencilFormat, - sampleCount - }; + _renderBundleEncoderDescriptor.label = label; + _renderBundleEncoderDescriptor.colorFormats = colorFormats; + _renderBundleEncoderDescriptor.depthStencilFormat = depthStencilFormat; + _renderBundleEncoderDescriptor.sampleCount = sampleCount; + + const bundleEncoder = device.createRenderBundleEncoder( _renderBundleEncoderDescriptor ); - return device.createRenderBundleEncoder( descriptor ); + _renderBundleEncoderDescriptor.reset(); + + return bundleEncoder; } @@ -79493,13 +81224,19 @@ class WebGPUPipelineUtils { device.pushErrorScope( 'validation' ); - pipelineGPU.pipeline = device.createComputePipeline( { - label: pipelineLabel, - compute: computeProgram, - layout: device.createPipelineLayout( { - bindGroupLayouts - } ) - } ); + _pipelineLayoutDescriptor.bindGroupLayouts = bindGroupLayouts; + + const pipelineLayout = device.createPipelineLayout( _pipelineLayoutDescriptor ); + + _pipelineLayoutDescriptor.reset(); + + _computePipelineDescriptor.label = pipelineLabel; + _computePipelineDescriptor.compute = computeProgram; + _computePipelineDescriptor.layout = pipelineLayout; + + pipelineGPU.pipeline = device.createComputePipeline( _computePipelineDescriptor ); + + _computePipelineDescriptor.reset(); device.popErrorScope().then( ( err ) => { @@ -80021,6 +81758,56 @@ class WebGPUPipelineUtils { } +/** + * Reusable descriptor for `GPUDevice.createQuerySet()`. + * + * @private + */ +class GPUQuerySetDescriptor { + + constructor() { + + /** + * The label of the query set. + * + * @type {string} + */ + this.label = ''; + + /** + * The type of queries managed by the set. + * + * @type {string|undefined} + */ + this.type = undefined; + + /** + * The number of queries managed by the set. + * + * @type {number} + * @default 0 + */ + this.count = 0; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.type = undefined; + this.count = 0; + + } + +} + +const _bufferDescriptor$1 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$1 = new GPUCommandEncoderDescriptor(); +const _querySetDescriptor$1 = new GPUQuerySetDescriptor(); + /** * Manages a pool of WebGPU timestamp queries for performance measurement. * Extends the base TimestampQueryPool to provide WebGPU-specific implementation. @@ -80042,24 +81829,31 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { this.device = device; this.type = type; - this.querySet = this.device.createQuerySet( { - type: 'timestamp', - count: this.maxQueries, - label: `queryset_global_timestamp_${type}` - } ); + _querySetDescriptor$1.label = `queryset_global_timestamp_${type}`; + _querySetDescriptor$1.type = 'timestamp'; + _querySetDescriptor$1.count = this.maxQueries; + + this.querySet = this.device.createQuerySet( _querySetDescriptor$1 ); + + _querySetDescriptor$1.reset(); const bufferSize = this.maxQueries * 8; - this.resolveBuffer = this.device.createBuffer( { - label: `buffer_timestamp_resolve_${type}`, - size: bufferSize, - usage: GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC - } ); - this.resultBuffer = this.device.createBuffer( { - label: `buffer_timestamp_result_${type}`, - size: bufferSize, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor$1.label = `buffer_timestamp_resolve_${type}`; + _bufferDescriptor$1.size = bufferSize; + _bufferDescriptor$1.usage = GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC; + + this.resolveBuffer = this.device.createBuffer( _bufferDescriptor$1 ); + + _bufferDescriptor$1.reset(); + + _bufferDescriptor$1.label = `buffer_timestamp_result_${type}`; + _bufferDescriptor$1.size = bufferSize; + _bufferDescriptor$1.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + this.resultBuffer = this.device.createBuffer( _bufferDescriptor$1 ); + + _bufferDescriptor$1.reset(); } @@ -80156,7 +81950,7 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { this.currentQueryIndex = 0; this.queryOffsets.clear(); - const commandEncoder = this.device.createCommandEncoder(); + const commandEncoder = this.device.createCommandEncoder( _commandEncoderDescriptor$1 ); commandEncoder.resolveQuerySet( this.querySet, @@ -80175,7 +81969,7 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { ); const commandBuffer = commandEncoder.finish(); - this.device.queue.submit( [ commandBuffer ] ); + submit( this.device, commandBuffer ); if ( this.resultBuffer.mapState !== 'unmapped' ) { @@ -80327,11 +82121,204 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { } +/** + * Reusable descriptor for `GPUCommandEncoder.beginComputePass()`. + * + * @private + */ +class GPUComputePassDescriptor { + + constructor() { + + /** + * The label of the compute pass. + * + * @type {string} + */ + this.label = ''; + + /** + * Defines which timestamp values are written and where. + * + * @type {Object|undefined} + */ + this.timestampWrites = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.timestampWrites = undefined; + + } + +} + +/** + * Reusable descriptor for `GPURenderPassDepthStencilAttachment`, the + * `depthStencilAttachment` field of `GPURenderPassDescriptor`. + * + * @private + */ +class GPURenderPassDepthStencilAttachment { + + constructor() { + + /** + * The depth/stencil texture view the pass renders into. + * + * @type {?GPUTextureView} + * @default null + */ + this.view = null; + + /** + * The load operation applied to the depth aspect at the start of the pass. + * + * @type {string|undefined} + */ + this.depthLoadOp = undefined; + + /** + * The store operation applied to the depth aspect at the end of the pass. + * + * @type {string|undefined} + */ + this.depthStoreOp = undefined; + + /** + * The clear value used when `depthLoadOp` is `'clear'`. + * + * @type {number|undefined} + */ + this.depthClearValue = undefined; + + /** + * Whether the depth aspect is read-only. + * + * @type {boolean} + * @default false + */ + this.depthReadOnly = false; + + /** + * The load operation applied to the stencil aspect at the start of the pass. + * + * @type {string|undefined} + */ + this.stencilLoadOp = undefined; + + /** + * The store operation applied to the stencil aspect at the end of the pass. + * + * @type {string|undefined} + */ + this.stencilStoreOp = undefined; + + /** + * The clear value used when `stencilLoadOp` is `'clear'`. + * + * @type {number} + * @default 0 + */ + this.stencilClearValue = 0; + + /** + * Whether the stencil aspect is read-only. + * + * @type {boolean} + * @default false + */ + this.stencilReadOnly = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.view = null; + this.depthLoadOp = undefined; + this.depthStoreOp = undefined; + this.depthClearValue = undefined; + this.depthReadOnly = false; + this.stencilLoadOp = undefined; + this.stencilStoreOp = undefined; + this.stencilClearValue = 0; + this.stencilReadOnly = false; + + } + +} + +/** + * Reusable descriptor for `GPURenderPassTimestampWrites`, the + * `timestampWrites` field of `GPURenderPassDescriptor`. The same shape is + * also accepted as `GPUComputePassTimestampWrites`. + * + * @private + */ +class GPURenderPassTimestampWrites { + + constructor() { + + /** + * The query set the timestamps are written to. + * + * @type {?GPUQuerySet} + * @default null + */ + this.querySet = null; + + /** + * The index in the query set the beginning timestamp is written to. + * + * @type {number|undefined} + */ + this.beginningOfPassWriteIndex = undefined; + + /** + * The index in the query set the ending timestamp is written to. + * + * @type {number|undefined} + */ + this.endOfPassWriteIndex = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.querySet = null; + this.beginningOfPassWriteIndex = undefined; + this.endOfPassWriteIndex = undefined; + + } + +} + // 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 }; +const _bufferDescriptor = new GPUBufferDescriptor(); +const _commandEncoderDescriptor = new GPUCommandEncoderDescriptor(); +const _computePassDescriptor = new GPUComputePassDescriptor(); +const _querySetDescriptor = new GPUQuerySetDescriptor(); +const _shaderModuleDescriptor = new GPUShaderModuleDescriptor(); +const _renderPassTimestampWrites = new GPURenderPassTimestampWrites(); +const _texelCopyTextureInfoSrc = new GPUTexelCopyTextureInfo(); +const _texelCopyTextureInfoDst = new GPUTexelCopyTextureInfo(); +const _viewDescriptor = new GPUTextureViewDescriptor(); +const _extent3D = new GPUExtent3D(); /** * A backend implementation targeting WebGPU. @@ -80702,17 +82689,14 @@ class WebGPUBackend extends Backend { if ( descriptor === undefined || canvasData.samples !== samples ) { - descriptor = { - colorAttachments: [ { - view: null - } ] - }; + descriptor = new GPURenderPassDescriptor(); + descriptor.colorAttachments.push( new GPURenderPassColorAttachment() ); if ( renderer.depth === true || renderer.stencil === true ) { - descriptor.depthStencilAttachment = { - view: this.textureUtils.getDepthBuffer( renderer.depth, renderer.stencil ).createView() - }; + const depthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + depthStencilAttachment.view = this.textureUtils.getDepthBuffer( renderer.depth, renderer.stencil ).createView(); + descriptor.depthStencilAttachment = depthStencilAttachment; } @@ -80750,7 +82734,7 @@ class WebGPUBackend extends Backend { } /** - * Internal to determine if the current render target is a render target array with depth 2D array texture. + * Returns whether the render target is a render target array with depth 2D array texture. * * @param {RenderContext} renderContext - The render context. * @return {boolean} Whether the render target is a render target array with depth 2D array texture. @@ -80759,7 +82743,9 @@ class WebGPUBackend extends Backend { */ _isRenderCameraDepthArray( renderContext ) { - return renderContext.depthTexture && renderContext.depthTexture.image.depth > 1 && renderContext.camera.isArrayCamera; + const camera = renderContext.camera; + + return renderContext.depthTexture && renderContext.depthTexture.isArrayTexture === true && camera !== null && camera.isArrayCamera === true; } @@ -80806,22 +82792,19 @@ class WebGPUBackend extends Backend { const textureData = this.get( textures[ i ] ); - const viewDescriptor = { - label: `colorAttachment_${ i }`, - baseMipLevel: renderContext.activeMipmapLevel, - mipLevelCount: 1, - baseArrayLayer: renderContext.activeCubeFace, - arrayLayerCount: 1, - dimension: GPUTextureViewDimension.TwoD - }; + _viewDescriptor.label = `colorAttachment_${ i }`; + _viewDescriptor.baseMipLevel = renderContext.activeMipmapLevel; + _viewDescriptor.mipLevelCount = 1; + _viewDescriptor.baseArrayLayer = renderContext.activeCubeFace; + _viewDescriptor.arrayLayerCount = 1; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; if ( renderTarget.isRenderTarget3D ) { sliceIndex = renderContext.activeCubeFace; - viewDescriptor.baseArrayLayer = 0; - viewDescriptor.dimension = GPUTextureViewDimension.ThreeD; - viewDescriptor.depthOrArrayLayers = textures[ i ].image.depth; + _viewDescriptor.baseArrayLayer = 0; + _viewDescriptor.dimension = GPUTextureViewDimension.ThreeD; } else if ( renderTarget.isRenderTarget && textures[ i ].image.depth > 1 ) { @@ -80830,13 +82813,11 @@ class WebGPUBackend extends Backend { const cameras = renderContext.camera.cameras; for ( let layer = 0; layer < cameras.length; layer ++ ) { - const layerViewDescriptor = { - ...viewDescriptor, - baseArrayLayer: layer, - arrayLayerCount: 1, - dimension: GPUTextureViewDimension.TwoD - }; - const textureView = textureData.texture.createView( layerViewDescriptor ); + _viewDescriptor.baseArrayLayer = layer; + _viewDescriptor.arrayLayerCount = 1; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; + + const textureView = textureData.texture.createView( _viewDescriptor ); textureViews.push( { view: textureView, resolveTarget: undefined, @@ -80847,8 +82828,7 @@ class WebGPUBackend extends Backend { } else { - viewDescriptor.dimension = GPUTextureViewDimension.TwoDArray; - viewDescriptor.depthOrArrayLayers = textures[ i ].image.depth; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoDArray; } @@ -80856,7 +82836,7 @@ class WebGPUBackend extends Backend { if ( isRenderCameraDepthArray !== true ) { - const textureView = textureData.texture.createView( viewDescriptor ); + const textureView = textureData.texture.createView( _viewDescriptor ); let view, resolveTarget; @@ -80880,23 +82860,46 @@ class WebGPUBackend extends Backend { } + _viewDescriptor.reset(); + } - descriptorBase = { textureViews }; + const colorAttachments = []; + + for ( let i = 0; i < textureViews.length; i ++ ) { + + const viewInfo = textureViews[ i ]; + const attachment = new GPURenderPassColorAttachment(); + attachment.view = viewInfo.view; + attachment.depthSlice = viewInfo.depthSlice; + attachment.resolveTarget = viewInfo.resolveTarget; + colorAttachments.push( attachment ); + + } + + descriptorBase = { + textureViews, + colorAttachments, + descriptor: new GPURenderPassDescriptor() + }; if ( renderContext.depth ) { const depthTextureData = this.get( renderContext.depthTexture ); - const options = {}; + if ( renderContext.depthTexture.isArrayTexture || renderContext.depthTexture.isCubeTexture ) { - options.dimension = GPUTextureViewDimension.TwoD; - options.arrayLayerCount = 1; - options.baseArrayLayer = renderContext.activeCubeFace; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; + _viewDescriptor.arrayLayerCount = 1; + _viewDescriptor.baseArrayLayer = renderContext.activeCubeFace; } - descriptorBase.depthStencilView = depthTextureData.texture.createView( options ); + const depthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + depthStencilAttachment.view = depthTextureData.texture.createView( _viewDescriptor ); + descriptorBase.depthStencilAttachment = depthStencilAttachment; + + _viewDescriptor.reset(); } @@ -80910,14 +82913,14 @@ class WebGPUBackend extends Backend { } - const descriptor = { - colorAttachments: [] - }; + const descriptor = descriptorBase.descriptor; - // Apply dynamic properties to cached views - for ( let i = 0; i < descriptorBase.textureViews.length; i ++ ) { + descriptor.reset(); - const viewInfo = descriptorBase.textureViews[ i ]; + // Apply dynamic properties to cached attachments + for ( let i = 0; i < descriptorBase.colorAttachments.length; i ++ ) { + + const attachment = descriptorBase.colorAttachments[ i ]; let clearValue = { r: 0, g: 0, b: 0, a: 1 }; if ( i === 0 && colorAttachmentsConfig.clearValue ) { @@ -80926,22 +82929,17 @@ class WebGPUBackend extends Backend { } - descriptor.colorAttachments.push( { - view: viewInfo.view, - depthSlice: viewInfo.depthSlice, - resolveTarget: viewInfo.resolveTarget, - loadOp: colorAttachmentsConfig.loadOp || GPULoadOp.Load, - storeOp: colorAttachmentsConfig.storeOp || GPUStoreOp.Store, - clearValue: clearValue - } ); + attachment.loadOp = colorAttachmentsConfig.loadOp || GPULoadOp.Load; + attachment.storeOp = colorAttachmentsConfig.storeOp || GPUStoreOp.Store; + attachment.clearValue = clearValue; + + descriptor.colorAttachments.push( attachment ); } - if ( descriptorBase.depthStencilView ) { + if ( descriptorBase.depthStencilAttachment ) { - descriptor.depthStencilAttachment = { - view: descriptorBase.depthStencilView - }; + descriptor.depthStencilAttachment = descriptorBase.depthStencilAttachment; } @@ -80979,7 +82977,13 @@ class WebGPUBackend extends Backend { // - occlusionQuerySet = device.createQuerySet( { type: 'occlusion', count: occlusionQueryCount, label: `occlusionQuerySet_${ renderContext.id }` } ); + _querySetDescriptor.label = `occlusionQuerySet_${ renderContext.id }`; + _querySetDescriptor.type = 'occlusion'; + _querySetDescriptor.count = occlusionQueryCount; + + occlusionQuerySet = device.createQuerySet( _querySetDescriptor ); + + _querySetDescriptor.reset(); renderContextData.occlusionQuerySet = occlusionQuerySet; renderContextData.occlusionQueryIndex = 0; @@ -81078,7 +83082,7 @@ class WebGPUBackend extends Backend { } - depthStencilAttachment.depthStoreOp = GPUStoreOp.Store; + depthStencilAttachment.depthStoreOp = GPUStoreOp.Store; } @@ -81095,15 +83099,17 @@ class WebGPUBackend extends Backend { } - depthStencilAttachment.stencilStoreOp = GPUStoreOp.Store; + depthStencilAttachment.stencilStoreOp = GPUStoreOp.Store; } // - const encoder = device.createCommandEncoder( { label: 'renderContext_' + renderContext.id } ); + _commandEncoderDescriptor.label = 'renderContext_' + renderContext.id; + const encoder = device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); - // shadow arrays - prepare bundle encoders for each camera in an array camera + // Layered render targets: prepare bundle encoders for each camera in the array camera. if ( this._isRenderCameraDepthArray( renderContext ) === true ) { @@ -81111,11 +83117,11 @@ class WebGPUBackend extends Backend { if ( ! renderContextData.layerDescriptors || renderContextData.layerDescriptors.length !== cameras.length ) { - this._createDepthLayerDescriptors( renderContext, renderContextData, descriptor, cameras ); + this._createArrayCameraLayerDescriptors( renderContext, renderContextData, descriptor, cameras ); } else { - this._updateDepthLayerDescriptors( renderContext, renderContextData, cameras ); + this._updateArrayCameraLayerDescriptors( renderContext, renderContextData, cameras ); } @@ -81176,8 +83182,7 @@ class WebGPUBackend extends Backend { } /** - * This method creates layer descriptors for each camera in an array camera - * to prepare for rendering to a depth array texture. + * Creates render pass descriptors for each camera in an array camera. * * @param {RenderContext} renderContext - The render context. * @param {Object} renderContextData - The render context data. @@ -81186,7 +83191,7 @@ class WebGPUBackend extends Backend { * * @private */ - _createDepthLayerDescriptors( renderContext, renderContextData, descriptor, cameras ) { + _createArrayCameraLayerDescriptors( renderContext, renderContextData, descriptor, cameras ) { const depthStencilAttachment = descriptor.depthStencilAttachment; renderContextData.layerDescriptors = []; @@ -81200,13 +83205,21 @@ class WebGPUBackend extends Backend { for ( let i = 0; i < cameras.length; i ++ ) { - const layerDescriptor = { - ...descriptor, - colorAttachments: [ { - ...descriptor.colorAttachments[ 0 ], - view: descriptor.colorAttachments[ i ].view - } ] - }; + const sourceAttachment = descriptor.colorAttachments[ 0 ]; + + const layerColorAttachment = new GPURenderPassColorAttachment(); + layerColorAttachment.view = descriptor.colorAttachments[ i ].view; + layerColorAttachment.depthSlice = sourceAttachment.depthSlice; + layerColorAttachment.resolveTarget = sourceAttachment.resolveTarget; + layerColorAttachment.loadOp = sourceAttachment.loadOp; + layerColorAttachment.storeOp = sourceAttachment.storeOp; + layerColorAttachment.clearValue = sourceAttachment.clearValue; + + const layerDescriptor = new GPURenderPassDescriptor(); + layerDescriptor.label = descriptor.label; + layerDescriptor.occlusionQuerySet = descriptor.occlusionQuerySet; + layerDescriptor.timestampWrites = descriptor.timestampWrites; + layerDescriptor.colorAttachments.push( layerColorAttachment ); if ( descriptor.depthStencilAttachment ) { @@ -81214,32 +83227,45 @@ class WebGPUBackend extends Backend { if ( ! depthTextureData.viewCache[ layerIndex ] ) { - depthTextureData.viewCache[ layerIndex ] = depthTextureData.texture.createView( { - dimension: GPUTextureViewDimension.TwoD, - baseArrayLayer: i, - arrayLayerCount: 1 - } ); + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; + _viewDescriptor.baseArrayLayer = i; + _viewDescriptor.arrayLayerCount = 1; + + depthTextureData.viewCache[ layerIndex ] = depthTextureData.texture.createView( _viewDescriptor ); + + _viewDescriptor.reset(); } - layerDescriptor.depthStencilAttachment = { - view: depthTextureData.viewCache[ layerIndex ], - depthLoadOp: depthStencilAttachment.depthLoadOp || GPULoadOp.Clear, - depthStoreOp: depthStencilAttachment.depthStoreOp || GPUStoreOp.Store, - depthClearValue: depthStencilAttachment.depthClearValue || 1.0 - }; + const layerDepthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + layerDepthStencilAttachment.view = depthTextureData.viewCache[ layerIndex ]; + layerDepthStencilAttachment.depthLoadOp = depthStencilAttachment.depthLoadOp || GPULoadOp.Clear; + layerDepthStencilAttachment.depthStoreOp = depthStencilAttachment.depthStoreOp || GPUStoreOp.Store; + layerDepthStencilAttachment.depthClearValue = depthStencilAttachment.depthClearValue || 1.0; if ( renderContext.stencil ) { - layerDescriptor.depthStencilAttachment.stencilLoadOp = depthStencilAttachment.stencilLoadOp; - layerDescriptor.depthStencilAttachment.stencilStoreOp = depthStencilAttachment.stencilStoreOp; - layerDescriptor.depthStencilAttachment.stencilClearValue = depthStencilAttachment.stencilClearValue; + layerDepthStencilAttachment.stencilLoadOp = depthStencilAttachment.stencilLoadOp; + layerDepthStencilAttachment.stencilStoreOp = depthStencilAttachment.stencilStoreOp; + layerDepthStencilAttachment.stencilClearValue = depthStencilAttachment.stencilClearValue; } + layerDescriptor.depthStencilAttachment = layerDepthStencilAttachment; + } else { - layerDescriptor.depthStencilAttachment = { ...depthStencilAttachment }; + const layerDepthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + layerDepthStencilAttachment.view = depthStencilAttachment.view; + layerDepthStencilAttachment.depthLoadOp = depthStencilAttachment.depthLoadOp; + layerDepthStencilAttachment.depthStoreOp = depthStencilAttachment.depthStoreOp; + layerDepthStencilAttachment.depthClearValue = depthStencilAttachment.depthClearValue; + layerDepthStencilAttachment.depthReadOnly = depthStencilAttachment.depthReadOnly; + layerDepthStencilAttachment.stencilLoadOp = depthStencilAttachment.stencilLoadOp; + layerDepthStencilAttachment.stencilStoreOp = depthStencilAttachment.stencilStoreOp; + layerDepthStencilAttachment.stencilClearValue = depthStencilAttachment.stencilClearValue; + layerDepthStencilAttachment.stencilReadOnly = depthStencilAttachment.stencilReadOnly; + layerDescriptor.depthStencilAttachment = layerDepthStencilAttachment; } @@ -81250,15 +83276,14 @@ class WebGPUBackend extends Backend { } /** - * This method updates the layer descriptors for each camera in an array camera - * to prepare for rendering to a depth array texture. + * Updates render pass descriptors for each camera in an array camera. * * @param {RenderContext} renderContext - The render context. * @param {Object} renderContextData - The render context data. * @param {ArrayCamera} cameras - The array camera. * */ - _updateDepthLayerDescriptors( renderContext, renderContextData, cameras ) { + _updateArrayCameraLayerDescriptors( renderContext, renderContextData, cameras ) { for ( let i = 0; i < cameras.length; i ++ ) { @@ -81327,7 +83352,7 @@ class WebGPUBackend extends Backend { } - // shadow arrays - Execute bundles for each layer + // Layered render targets: execute the bundle for each layer. const encoder = renderContextData.encoder; @@ -81387,12 +83412,12 @@ class WebGPUBackend extends Backend { if ( queryResolveBuffer === undefined ) { - queryResolveBuffer = this.device.createBuffer( - { - size: bufferSize, - usage: GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC - } - ); + _bufferDescriptor.size = bufferSize; + _bufferDescriptor.usage = GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC; + + queryResolveBuffer = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); this.occludedResolveCache.set( bufferSize, queryResolveBuffer ); @@ -81400,12 +83425,12 @@ class WebGPUBackend extends Backend { // - const readBuffer = this.device.createBuffer( - { - size: bufferSize, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } - ); + _bufferDescriptor.size = bufferSize; + _bufferDescriptor.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + const readBuffer = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); // two buffers required here - WebGPU doesn't allow usage of QUERY_RESOLVE & MAP_READ to be combined renderContextData.encoder.resolveQuerySet( renderContextData.occlusionQuerySet, 0, occlusionQueryCount, queryResolveBuffer, 0 ); @@ -81419,7 +83444,7 @@ class WebGPUBackend extends Backend { } - this.device.queue.submit( [ renderContextData.encoder.finish() ] ); + submit( this.device, renderContextData.encoder.finish() ); // @@ -81684,7 +83709,10 @@ class WebGPUBackend extends Backend { // - const encoder = device.createCommandEncoder( { label: 'clear' } ); + _commandEncoderDescriptor.label = 'clear'; + const encoder = device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); + const currentPass = encoder.beginRenderPass( { colorAttachments, depthStencilAttachment @@ -81692,7 +83720,7 @@ class WebGPUBackend extends Backend { currentPass.end(); - device.queue.submit( [ encoder.finish() ] ); + submit( device, encoder.finish() ); } @@ -81710,15 +83738,18 @@ class WebGPUBackend extends Backend { // - const descriptor = { - label: 'computeGroup_' + computeGroup.id - }; + const label = 'computeGroup_' + computeGroup.id; - this.initTimestampQuery( TimestampQuery.COMPUTE, this.getTimestampUID( computeGroup ), descriptor ); + _computePassDescriptor.label = label; + _commandEncoderDescriptor.label = label; - groupGPU.cmdEncoderGPU = this.device.createCommandEncoder( { label: 'computeGroup_' + computeGroup.id } ); + this.initTimestampQuery( TimestampQuery.COMPUTE, this.getTimestampUID( computeGroup ), _computePassDescriptor ); - groupGPU.passEncoderGPU = groupGPU.cmdEncoderGPU.beginComputePass( descriptor ); + groupGPU.cmdEncoderGPU = this.device.createCommandEncoder( _commandEncoderDescriptor ); + groupGPU.passEncoderGPU = groupGPU.cmdEncoderGPU.beginComputePass( _computePassDescriptor ); + + _commandEncoderDescriptor.reset(); + _computePassDescriptor.reset(); } @@ -81839,7 +83870,7 @@ class WebGPUBackend extends Backend { groupData.passEncoderGPU.end(); - this.device.queue.submit( [ groupData.cmdEncoderGPU.finish() ] ); + submit( this.device, groupData.cmdEncoderGPU.finish() ); } @@ -82080,7 +84111,9 @@ class WebGPUBackend extends Backend { let pass = renderContextData.currentPass; let sets = renderContextData.currentSets; - if ( renderContextData.bundleEncoders ) { + const isBundleEncoder = renderContextData.bundleEncoders !== undefined; + + if ( isBundleEncoder ) { const bundleEncoder = renderContextData.bundleEncoders[ i ]; const bundleSets = renderContextData.bundleSets[ i ]; @@ -82088,8 +84121,9 @@ class WebGPUBackend extends Backend { sets = bundleSets; } + // GPURenderBundleEncoder does not support setViewport, only GPURenderPassEncoder does - if ( vp ) { + if ( vp && ! isBundleEncoder ) { pass.setViewport( Math.floor( vp.x * pixelRatio ), @@ -82264,11 +84298,12 @@ class WebGPUBackend extends Backend { * Updates a GPU sampler for the given texture. * * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( texture ) { + updateSampler( texture, textureNode ) { - return this.textureUtils.updateSampler( texture ); + return this.textureUtils.updateSampler( texture, textureNode ); } @@ -82372,11 +84407,11 @@ class WebGPUBackend extends Backend { const baseOffset = timestampQueryPool.allocateQueriesForContext( uid ); - descriptor.timestampWrites = { - querySet: timestampQueryPool.querySet, - beginningOfPassWriteIndex: baseOffset, - endOfPassWriteIndex: baseOffset + 1, - }; + _renderPassTimestampWrites.querySet = timestampQueryPool.querySet; + _renderPassTimestampWrites.beginningOfPassWriteIndex = baseOffset; + _renderPassTimestampWrites.endOfPassWriteIndex = baseOffset + 1; + + descriptor.timestampWrites = _renderPassTimestampWrites; } @@ -82407,11 +84442,16 @@ class WebGPUBackend extends Backend { const programGPU = this.get( program ); + _shaderModuleDescriptor.label = program.stage + ( program.name !== '' ? `_${ program.name }` : '' ); + _shaderModuleDescriptor.code = program.code; + programGPU.module = { - module: this.device.createShaderModule( { code: program.code, label: program.stage + ( program.name !== '' ? `_${ program.name }` : '' ) } ), + module: this.device.createShaderModule( _shaderModuleDescriptor ), entryPoint: 'main' }; + _shaderModuleDescriptor.reset(); + } /** @@ -82543,11 +84583,13 @@ class WebGPUBackend extends Backend { const bufferVisibility = `(${visibilities.join( ',' )})`; - const bufferGPU = this.device.createBuffer( { - label: `bindingBuffer${uniformBuffer.id}_${uniformBuffer.name}_${bufferVisibility}`, - size: byteLength, - usage: usage - } ); + _bufferDescriptor.label = `bindingBuffer${uniformBuffer.id}_${uniformBuffer.name}_${bufferVisibility}`; + _bufferDescriptor.size = byteLength; + _bufferDescriptor.usage = usage; + + const bufferGPU = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); uniformBufferData.buffer = bufferGPU; @@ -82781,30 +84823,40 @@ class WebGPUBackend extends Backend { } - const encoder = this.device.createCommandEncoder( { label: 'copyTextureToTexture_' + srcTexture.id + '_' + dstTexture.id } ); + _commandEncoderDescriptor.label = 'copyTextureToTexture_' + srcTexture.id + '_' + dstTexture.id; + const encoder = this.device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); const sourceGPU = this.get( srcTexture ).texture; const destinationGPU = this.get( dstTexture ).texture; + _texelCopyTextureInfoSrc.texture = sourceGPU; + _texelCopyTextureInfoSrc.mipLevel = srcLevel; + _texelCopyTextureInfoSrc.origin.x = srcX; + _texelCopyTextureInfoSrc.origin.y = srcY; + _texelCopyTextureInfoSrc.origin.z = srcZ; + + _texelCopyTextureInfoDst.texture = destinationGPU; + _texelCopyTextureInfoDst.mipLevel = dstLevel; + _texelCopyTextureInfoDst.origin.x = dstX; + _texelCopyTextureInfoDst.origin.y = dstY; + _texelCopyTextureInfoDst.origin.z = dstZ; + + _extent3D.width = srcWidth; + _extent3D.height = srcHeight; + _extent3D.depthOrArrayLayers = srcDepth; + encoder.copyTextureToTexture( - { - texture: sourceGPU, - mipLevel: srcLevel, - origin: { x: srcX, y: srcY, z: srcZ } - }, - { - texture: destinationGPU, - mipLevel: dstLevel, - origin: { x: dstX, y: dstY, z: dstZ } - }, - [ - srcWidth, - srcHeight, - srcDepth - ] + _texelCopyTextureInfoSrc, + _texelCopyTextureInfoDst, + _extent3D ); - this.device.queue.submit( [ encoder.finish() ] ); + _texelCopyTextureInfoSrc.reset(); + _texelCopyTextureInfoDst.reset(); + _extent3D.reset(); + + submit( this.device, encoder.finish() ); if ( dstLevel === 0 && dstTexture.generateMipmaps ) { @@ -82873,24 +84925,31 @@ class WebGPUBackend extends Backend { } else { - encoder = this.device.createCommandEncoder( { label: 'copyFramebufferToTexture_' + texture.id } ); + _commandEncoderDescriptor.label = 'copyFramebufferToTexture_' + texture.id; + encoder = this.device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); } + _texelCopyTextureInfoSrc.texture = sourceGPU; + _texelCopyTextureInfoSrc.origin.x = rectangle.x; + _texelCopyTextureInfoSrc.origin.y = rectangle.y; + + _texelCopyTextureInfoDst.texture = destinationGPU; + + _extent3D.width = rectangle.z; + _extent3D.height = rectangle.w; + encoder.copyTextureToTexture( - { - texture: sourceGPU, - origin: [ rectangle.x, rectangle.y, 0 ], - }, - { - texture: destinationGPU - }, - [ - rectangle.z, - rectangle.w - ] + _texelCopyTextureInfoSrc, + _texelCopyTextureInfoDst, + _extent3D ); + _texelCopyTextureInfoSrc.reset(); + _texelCopyTextureInfoDst.reset(); + _extent3D.reset(); + // mipmaps must be genereated with the same encoder otherwise the copied texture data // might be out-of-sync, see #31768 @@ -82930,7 +84989,7 @@ class WebGPUBackend extends Backend { } else { - this.device.queue.submit( [ encoder.finish() ] ); + submit( this.device, encoder.finish() ); } diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index d3f598a1c5e7c5..0810036a880048 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 P,DoubleSide as F,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 Pe,PointsMaterial as Fe,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 Pt,TimestampQuery as Ft,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 Pr,RGBA_ASTC_12x12_Format as Fr,RGBA_BPTC_Format as Ur,RGB_BPTC_SIGNED_Format as Dr,RGB_BPTC_UNSIGNED_Format as Ir,RED_RGTC1_Format as Or,SIGNED_RED_RGTC1_Format as Vr,SIGNED_RED_GREEN_RGTC2_Format as kr,MirroredRepeatWrapping as Gr,RepeatWrapping as zr,NearestMipmapNearestFilter as $r,NotEqualCompare as Wr,EqualCompare as Hr,AlwaysCompare as qr,NeverCompare as jr,LinearTransfer as Xr,getByteLength as Kr,isTypedArray as Qr,NotEqualStencilFunc as Yr,GreaterStencilFunc as Zr,GreaterEqualStencilFunc as Jr,EqualStencilFunc as es,LessEqualStencilFunc as ts,LessStencilFunc as rs,AlwaysStencilFunc as ss,NeverStencilFunc as is,DecrementWrapStencilOp as ns,IncrementWrapStencilOp as as,DecrementStencilOp as os,IncrementStencilOp as us,InvertStencilOp as ls,ReplaceStencilOp as ds,ZeroStencilOp as cs,KeepStencilOp as hs,MaxEquation as ps,MinEquation as gs,SpotLight as ms,PointLight as fs,DirectionalLight as ys,RectAreaLight as bs,AmbientLight as xs,HemisphereLight as Ts,LightProbe as _s,LinearToneMapping as vs,ReinhardToneMapping as Ns,CineonToneMapping as Ss,ACESFilmicToneMapping as Rs,AgXToneMapping as Es,NeutralToneMapping as As,Group as ws,Loader as Cs,FileLoader as Ms,MaterialLoader as Bs,ObjectLoader as Ls}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,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 Ps=["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,Us=new WeakMap,Ds=new WeakMap;class Is{constructor(e){this.renderObjects=new 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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. 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"),Ln=new Ji("ivec4"),Pn=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",Ln),wi("toUVec4",Pn),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} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",La);const Pa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${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 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(),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 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(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($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(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($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 n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),nN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(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 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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;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 ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const 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a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Ks,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ys,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Qs,hash:$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!==Ai?Ai.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ei.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){const s=e.renderer.backend;let i=Ui.get(s);void 0===i&&(i=new WeakMap,Ui.set(s,i));let n=i.get(t);void 0===n&&(n=sn(e.buildFunctionNode(t)),i.set(t,n)),e.addInclude(n);const a=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(n.call(a))}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 $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Yi=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Yi.set(e,new Si(e));for(const e of Hi)Yi.set(-e,new Si(-e));const Ki={bool:qi,uint:ji,ints:Xi,float:Yi},Qi=new Map([...qi,...Yi]),Zi=(e,t)=>Qi.has(e)?Qi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${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=Qs(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=>{Ai=e},mn=()=>Ai,fn=(...e)=>Ai.If(...e);function yn(e){return Ai&&Ai.addToStack(e),e}wi("toStack",yn);const bn=new Ji("color"),xn=new Ji("float",Ki.float),Tn=new Ji("int",Ki.ints),_n=new Ji("uint",Ki.uint),vn=new Ji("bool",Ki.bool),Nn=new Ji("vec2"),Sn=new Ji("ivec2"),Rn=new Ji("uvec2"),An=new Ji("bvec2"),En=new Ji("vec3"),wn=new Ji("ivec3"),Cn=new Ji("uvec3"),Mn=new Ji("bvec3"),Bn=new Ji("vec4"),Ln=new Ji("ivec4"),Pn=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",An),wi("toVec3",En),wi("toIVec3",wn),wi("toUVec3",Cn),wi("toBVec3",Mn),wi("toVec4",Bn),wi("toIVec4",Ln),wi("toUVec4",Pn),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"),Yn=ln(kn,"float","ClearcoatRoughness"),Kn=ln(kn,"vec3","Sheen"),Qn=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. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Ea 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 Ea(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ea(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"),Ya=dn(Fa,"^^").setParameterLength(2).setName("xor"),Ka=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Qa=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",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ya),wi("bitAnd",Ka),wi("bitNot",Qa),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(En(n),0):s=Bn(En(s),0);const a=Ia(s,n).xyz;i=Ao(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${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),Ao=dn(ao,ao.NORMALIZE).setParameterLength(1),Eo=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),Yo=dn(ao,ao.TRUNC).setParameterLength(1),Ko=dn(ao,ao.FWIDTH).setParameterLength(1),Qo=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 Eo(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,Au=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",Ao),wi("fract",Eo),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",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Yo),wi("fwidth",Ko),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Qo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Eu extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${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(Eu).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 Yu 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 Ku=(e,t)=>new Yu(sn(e),Xu,t),Qu=(e,t)=>new Yu(sn(e),t,Xu);wi("workingToColorSpace",Ku),wi("colorSpaceToWorking",Qu);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=Aa(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=Aa(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 Al=un(Rl).setParameterLength(2);wi("bypass",Al);const El=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 El(e,t,r,s,i,!0)}wi("remap",El),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 Yl=new N;class Kl extends Ra{static get type(){return"TextureNode"}constructor(e=Yl,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.gatherNode=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?null===this.gatherNode?"float":"vec4":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=Aa(this.value.matrix)),this._matrixUniform.mul(En(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Aa(!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(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.gatherNode=this.gatherNode,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,l,d){const c=this.value;let h;return h=i?e.generateTextureBias(c,t,r,i,n,l):o?e.generateTextureGrad(c,t,r,o,n,l):u?a?e.generateTextureGatherCompare(c,t,r,a,n,l,d):e.generateTextureGather(c,t,r,u,n,l,d):a?e.generateTextureCompare(c,t,r,a,n,l):!1===this.sampler?e.generateTextureLoad(c,t,r,s,n,l):s?e.generateTextureLevel(c,t,r,s,n,l):e.generateTexture(c,t,r,n,l),h}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);let a=this.getNodeType(e),o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,gatherNode:g,offsetNode:m}=s,f=this.generateUV(e,t),y=u?u.build(e,"float"):null,b=l?l.build(e,"float"):null,x=h?h.build(e,"int"):null,T=d?d.build(e,"float"):null,_=c?c.build(e,"float"):null,v=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,N=g?g.build(e,"int"):null,S=m?this.generateOffset(e,m):null,R=this._flipYUniform?this._flipYUniform.build(e,"bool"):null;N&&(a="vec4");let A=x;null===A&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(A="0");const E=e.getVarFromNode(this);o=e.getPropertyName(E);let w=this.generateSnippet(e,i,f,y,b,A,T,v,N,S,R);if(null!==_){const t=r.compareFunction;w=t===C||t===M?ru(Ml(w,a),Ml(_,"float")).build(e,a):ru(Ml(_,"float"),Ml(w,a)).build(e,a)}e.addLineFlowCode(`${o} = ${w}`,this),n.snippet=w,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Qu(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)}gather(e=0){const t=this.clone();return t.gatherNode=sn(e),t.referenceNode=this.getBase(),sn(t)}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.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}const Ql=un(Kl).setParameterLength(1,4).setName("texture"),Zl=(e=Yl,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=Ql(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?Qs(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?Aa(od||(od=new t)):e===ld.VIEWPORT?Aa(ud||(ud=new s)):e===ld.DPR?Aa(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,Ad=null,Ed=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Aa(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Aa("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Aa("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=Aa(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=Aa(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=Aa(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===Ad?Ad=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ad.array=r,t=Ad.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Aa(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===Ed&&(Ed=Aa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ed;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),Yd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Kd=un(Wd,Wd.RADIUS).setParameterLength(1);class Qd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Qd,Qd.DIRECTION),Jd=ln(Qd,Qd.WORLD_MATRIX),ec=ln(Qd,Qd.POSITION),tc=ln(Qd,Qd.SCALE),rc=ln(Qd,Qd.VIEW_POSITION),sc=ln(Qd,Qd.RADIUS),ic=Aa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Aa(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,Aa("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 Aa("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?En(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.'),En(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"),Ac=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ec=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=Ec.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ec: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(En(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.'),Ec)).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=Aa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Aa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Aa(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(Ec),kc=yc.negate().refract(Ec,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Kl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),En(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?En(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=En(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$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):Aa(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),Kc=(e,t,r,s)=>new Xc(e,t,s,r);class Qc 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 Qc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ec,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(Ec.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,Ec).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ec,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Ah=e=>En(e,vo(yu(xn(1).sub(au(e,e)))));class Eh 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=Ah(i.xy):s===G?i=Ah(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=En(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: ${t}`),n=Ec),n}}const wh=un(Eh).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$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:Ec,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):En();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")):Ec;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")):Ec;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=Yc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Yc("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),Yh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Kh=ln(Fh,Fh.CLEARCOAT_NORMAL),Qh=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=Aa(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=En(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 Ap 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 Ep=un(Ap).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(En(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=Yc("bindMatrix","mat4"),this.bindMatrixInverseNode=Yc("bindMatrixInverse","mat4"),this.boneMatricesNode=Kc("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=Kc("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=Aa(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=Y,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(Yc("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 $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:En().toVar("directDiffuse"),directSpecular:En().toVar("directSpecular"),indirectDiffuse:En().toVar("indirectDiffuse"),indirectSpecular:En().toVar("indirectSpecular")};return{radiance:En().toVar("radiance"),irradiance:En().toVar("irradiance"),iblIrradiance:En().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($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 Kl{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new K,s.minFilter=Q,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),Yp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Kp=Yp(),Qp=(e=cd,t=null)=>Kp.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])=>Eo(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=Eo(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=En(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&&Ep(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?($n.a=xu(n,n.add(Ko($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()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?En(0):$n.rgb}setupNormal(){return this.normalNode?En(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=En(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(En(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=En().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:En(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(Qp().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 Ag 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(Qu(Bn(Rh(Ec),e),ie))}}const Eg=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=Eg(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===Q&&(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=Ec.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=Ec.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 Yg=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)}),Kg=pn(e=>{const{roughness:t}=e,r=Yg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Qg=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(En(e.mul(r),t.mul(s),a).length()),l=a.mul(En(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=En(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=Ec,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=Qg({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=Ec.dot(e).clamp(),l=Ec.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(En(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=Ec.dot(e).clamp(),s=Ec.dot(yc).clamp(),i=Ec.dot(t).clamp(),n=lm({roughness:Qn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Kn.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=En().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=En(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(En(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=En().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=En(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(En(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)))),Am=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Eo(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)},Em=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=Am(e,Bn(i,r),So(t)),o=Am(e,Bn(n,s),Ro(t));return Eo(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Em(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=En(bu(t.negate(),Ao(e),Oa(1,s))),a=En(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Ao(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=Yp(),Lm=Qp(),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 Em(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),En(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=En().toVar();const i=d.sub(1).mul(g.mul(.025)),n=En(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=En(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),()=>En(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 En(1).add(t).div(En(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=En(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=En(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(En(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=En(54856e-17,44201e-17,52481e-17),i=En(1681e3,1795300,2208400),n=En(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=En(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(En(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=En(.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=En().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=En().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=En().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=En().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=En().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ec.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=Ec.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=Ec.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ec,viewDir:yc,roughness:Qn}),r=Vm({normal:Ec,viewDir:e,roughness:Qn}),i=Kn.r.max(Kn.g).max(Kn.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:Yn,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=Ec,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(En(m.x,0,m.y),En(0,1,0),En(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:Yn}),s=n.sample(r),i=a.sample(r),c=Dn(En(s.x,0,s.y),En(0,1,0),En(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:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.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(Kn,Vm({normal:Ec,viewDir:yc,roughness:Qn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Yn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=En().toVar("singleScatteringDielectric"),n=En().toVar("multiScatteringDielectric"),a=En().toVar("singleScatteringMetallic"),o=En().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:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.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=Ec.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 $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Ym=xn(.305),Km=xn(3),Qm=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=En(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($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(Ym),()=>{t.assign(jm.sub(e).mul(Km.sub(Xm)).div(jm.sub(Ym)).add(Xm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Ym.sub(e).mul(Zm.sub(Km)).div(Ym.sub(Qm)).add(Km))}).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=En(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=En(t),u=fu(sf(a),Wm,n),l=Eo(u),d=So(u),c=En(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=En(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=En(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=En(wu(t,r,ou(r,s))).toVar();fn(h.equal(En(0)),()=>{h.assign(En(s.z,0,s.x.negate()))}),h.assign(Ao(h));const p=En().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=En(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 Ao(En(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=En(s).toVar(),l=En(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),En(0,0,1),En(1,0,0)),c=Ao(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,En(0,0,1),e),m=Ao(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Ao(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(),Af=En(Rf.x,Rf.y,Rf.z);class Ef{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=Aa(new r(0,1,0)),a=Aa(0),o=xn(mf),u=Aa(0),l=Aa(1),d=Zl(),c=Aa(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Af,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=Aa(0),n=Aa(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:Af,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 ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Af),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Eg(Af),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=Aa(0),this._height=Aa(0),this._maxMip=Aa(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===Ee?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Ef(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(En(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:Ec,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(Yn,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(En(.04),$n.rgb,jn);na.assign(En(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Kg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($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 $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),En(1)).mul(Gh)),aa.assign(mu(na,$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):Yh;Xn.assign(e),Yn.assign(Kg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?En(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Kn.assign(e),Qn.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?En(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?En(this.clearcoatNormalNode):Kh}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(Ec.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=En(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 $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return En(e.r)}{const e=i.fwidth().mul(.5);return mu(En(.7),En(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Yf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Kf=pn(()=>{const e=En(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ec),t.dot(Ec)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Qf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Qf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):En(mu(.2,.8,t.y)),$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(En(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||Qh),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(En(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=Aa(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=Aa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=En(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,Ay=16;class Ey 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!==Y||(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!==Ye||(r=3);let s=t*r;e.type===Ke||e.type===Qe?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,e.textureNode);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.textureNode);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;const h=void 0!==l&&void 0!==l.image&&l.image.depth>1,p=a.depth>1&&(e.useArrayDepthTexture||e.multiview||h);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,i[t]=l),l&&(l.isArrayTexture=p),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=p?a.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 g={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,t){return this.backend.updateSampler(e,t)}getSize(e,t=Ky){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=Ys(i),a=Ks(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 Ab 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 Eb=dn(Ab,"snorm").setParameterLength(1),wb=dn(Ab,"unorm").setParameterLength(1),Cb=dn(Ab,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>En(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=En(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=En(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=En(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=Aa(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Aa(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Aa(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(En(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,Yb=new a,Kb=new r(0,0,-1),Qb=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 Kl{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.gatherNode=this.gatherNode,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),Yb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Yb),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),Yb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Yb),Kb.add(Xb),Jb.subVectors(jb,Kb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Yb),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),Qb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Qb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Qb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Qb.multiplyScalar(1/Qb.dot(ex));l.elements[2]=Qb.x,l.elements[6]=Qb.y,l.elements[10]=s.coordinateSystem===h?Qb.z-0:Qb.z+1-0,l.elements[14]=Qb.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 Kl{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 Kl(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(En(e,t),1)):i=Bn(En(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 Ao(ou(x,T))}),yx=pn(([e])=>Eo(xn(52.9829189).mul(Eo(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),Ax=new a,Ex=Aa(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Aa(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Aa(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ax.makeRotationFromEuler(e.backgroundRotation).transpose():Ax.identity(),Ax});class Mx extends Kl{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=En().toVar();return fn(t.x.lessThan(r),()=>{s.assign(En(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(En(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(En(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(En(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(En(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(En(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(En(-.01,0,0))).r.sub(e.sample(t.add(En(r,0,0))).r),n=e.sample(t.add(En(0,-.01,0))).r.sub(e.sample(t.add(En(0,r,0))).r),a=e.sample(t.add(En(0,0,-.01))).r.sub(e.sample(t.add(En(0,0,r))).r);s.assign(En(i,n,a))}),s.normalize()});class Px extends Kl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return En(.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=Aa(new a),this.previousProjectionMatrix=Aa(new a).setGroup(Na),this.previousCameraViewMatrix=Aa(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:Aa(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])=>Kx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Kx(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)}),Yx=pn(([e,t=xn(1)])=>{const r=En(.57735,.57735,.57735),s=t.cos();return En(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Kx=(e,t=En(p.getLuminanceCoefficients(new r)))=>au(e,t),Qx=pn(([e,t=En(1),s=En(0),i=En(1),n=xn(1),a=En(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(En(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 K),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Kl{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.gatherNode=this.gatherNode,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=Aa(0),this._cameraFar=Aa(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=Y),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=Ao(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(En(1.6605,-.1246,-.0182),En(-.5876,1.1329,-.1006),En(-.0728,-.0083,1.1187)),pT=Dn(En(.6274,.0691,.0164),En(.3293,.9195,.088),En(.0433,.0113,.8956)),gT=pn(([e])=>{const t=En(e).toVar(),r=En(t.mul(t)).toVar(),s=En(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=En(e).toVar(),s=Dn(En(.856627153315983,.137318972929847,.11189821299995),En(.0951212405381588,.761241990602591,.0767994186031903),En(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(En(1.1271005818144368,-.1413297634984383,-.14132976349843826),En(-.11060664309660323,1.157823702216272,-.11060664309660294),En(-.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(En(0),r),En(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,En(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 AT=null,ET=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(Qs(t.value)),i=e.getTypeLength(Qs(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(Qs(a)),d=e.getTypeLength(Qs(o));AT=AT||new s,ET=ET||new s,AT.setScalar(0),ET.setScalar(0),1===u?AT.setScalar(a):a.isColor?AT.set(a.r,a.g,a.b,1):AT.set(a.x,a.y,a.z||0,a.w||0),1===d?ET.setScalar(o):o.isColor?ET.set(o.r,o.g,o.b,1):ET.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),YT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),QT=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=Aa("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=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Aa(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=Aa(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,A_=[];class E_ 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=En(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=Yc("mapSize","vec2",r).setGroup(Na),a=Yc("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=Yc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Eo(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},Y_=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)}),K_=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)}),Q_=[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||Yc("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=Yc("near","float",r.camera).setGroup(Na),s=Yc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=En(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Q_[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:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Yc("blurSamples","float",i).setGroup(Na),o=Yc("radius","float",i).setGroup(Na),u=Yc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=Y_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Yc("intensity","float",i).setGroup(Na),d=Yc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Aa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${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=Yc("radius","float",s).setGroup(Na),n=Yc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Ao(ou(t,o.x.greaterThan(o.z).select(En(0,1,0),En(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=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Yc("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||Aa(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=Aa(0).setGroup(Na),this.decayExponentNode=Aa(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=En(s).toVar(),l=En(r).toVar(),d=En(t).toVar(),c=En(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"}]})]),Av=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=En(o).toVar(),m=En(a).toVar(),f=En(n).toVar(),y=En(i).toVar(),b=En(s).toVar(),x=En(r).toVar(),T=En(t).toVar(),_=En(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"}]})]),Ev=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([Ev,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return En(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 En(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=En(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=En(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=En(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(Av(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=En(Rv(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($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=En(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=En(Av(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($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=En(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 En(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 En(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=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return En(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 En(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=En(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"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(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"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(En(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"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(Yv(o,a,n,i)).toVar(),l=xn(Xv(o.add(En(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=En(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=En(e).toVar(),b=En(jv(En(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=En(En(xn(f),xn(m),xn(g)).add(b)).toVar(),T=En(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=En(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=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(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=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(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=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=En(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 n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),nN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(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 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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 EN,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=Aa(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=Aa(0).setGroup(Na),this.penumbraCosNode=Aa(0).setGroup(Na),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(0).setGroup(Na),this.colorNode=Aa(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=Aa(new r).setGroup(Na),this.halfWidth=Aa(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===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)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=Yc("color","color",r).setGroup(Na),t=Yc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Yc("color","color",r).setGroup(Na),t=Yc("near","float",r).setGroup(Na),s=Yc("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;let r;return r=e.isArrayTexture?this.backend.isWebGLBackend?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).depth(_S).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace),r}setOutputLayerIndex(e){_S.value=e}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 NS=new ut;class SS{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)}),US.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 LS(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?P: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 LS(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;IS(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 GS(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 zS(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 vS(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ey(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Qy(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 Yy(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:WS,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 SS),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.useArrayDepthTexture=null!==d&&d.useArrayDepthTexture,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:WS,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(HS),qS.set(0,0,HS.width,HS.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(qS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(qS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new SS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?XS:jS;t.isArrayCamera||(YS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(YS,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=HS.width,g.height=HS.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: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 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._renderOutputLayers(r,e),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?XS:jS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&KS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(YS);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?XS:jS;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(YS)),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 JS{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 eR(e){return e+(Ay-e%Ay)%Ay}class tR extends JS{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 eR(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class rR extends tR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let sR=0;class iR extends rR{constructor(e,t){super("UniformBuffer_"+sR++,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 eR(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class nR extends rR{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=fR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=fR[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${bR[s.interpolationType]||s.interpolationType} ${xR[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${bR[e.interpolationType]||e.interpolationType} ${xR[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=yR[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)}yR[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 cR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new hR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new pR(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 iR(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 oR(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 vR=null,NR=null;class SR{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 vR=vR||new t,this.renderer.getDrawingBufferSize(vR)}setScissorTest(){}getClearColor(){const e=this.renderer;return NR=NR||new Zy,e.getClearColor(NR),NR.getRGB(NR),NR}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${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let RR,AR,ER=0;class wR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class CR{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 wR(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 MR{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;RR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},AR={[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 LR,PR,FR,UR=!1;class DR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===UR&&(this._init(),UR=!0)}_init(){const e=this.gl;LR={[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,[Q]:e.LINEAR_MIPMAP_LINEAR},FR={[jr]:e.NEVER,[qr]:e.ALWAYS,[E]: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,LR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,LR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,LR[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?Q: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,FR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Q)return;if(t.type===Y&&!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=Yr(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 IR(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 OR{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 VR{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 kR={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 GR{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 WR extends SR{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 OR(this),this.capabilities=new VR(this),this.attributeUtils=new CR(this),this.textureUtils=new DR(this),this.bufferRenderer=new GR(this),this.state=new MR(this),this.utils=new BR(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 $R(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;ekR[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 HR="point-list",qR="line-list",jR="line-strip",XR="triangle-list",YR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},KR="never",QR="less",ZR="equal",JR="less-equal",eA="greater",tA="not-equal",rA="greater-equal",sA="always",iA="store",nA="load",aA="clear",oA="ccw",uA="cw",lA="none",dA="back",cA="uint16",hA="uint32",pA="r8unorm",gA="r8snorm",mA="r8uint",fA="r8sint",yA="r16uint",bA="r16sint",xA="r16float",TA="rg8unorm",_A="rg8snorm",vA="rg8uint",NA="rg8sint",SA="r16unorm",RA="r16snorm",AA="r32uint",EA="r32sint",wA="r32float",CA="rg16uint",MA="rg16sint",BA="rg16float",LA="rgba8unorm",PA="rgba8unorm-srgb",FA="rgba8snorm",UA="rgba8uint",DA="rgba8sint",IA="bgra8unorm",OA="bgra8unorm-srgb",VA="rg16unorm",kA="rg16snorm",GA="rgb9e5ufloat",zA="rgb10a2unorm",$A="rg11b10ufloat",WA="rg32uint",HA="rg32sint",qA="rg32float",jA="rgba16uint",XA="rgba16sint",YA="rgba16float",KA="rgba16unorm",QA="rgba16snorm",ZA="rgba32uint",JA="rgba32sint",eE="rgba32float",tE="depth16unorm",rE="depth24plus",sE="depth24plus-stencil8",iE="depth32float",nE="depth32float-stencil8",aE="bc1-rgba-unorm",oE="bc1-rgba-unorm-srgb",uE="bc2-rgba-unorm",lE="bc2-rgba-unorm-srgb",dE="bc3-rgba-unorm",cE="bc3-rgba-unorm-srgb",hE="bc4-r-unorm",pE="bc4-r-snorm",gE="bc5-rg-unorm",mE="bc5-rg-snorm",fE="bc6h-rgb-ufloat",yE="bc6h-rgb-float",bE="bc7-rgba-unorm",xE="bc7-rgba-unorm-srgb",TE="etc2-rgb8unorm",_E="etc2-rgb8unorm-srgb",vE="etc2-rgb8a1unorm",NE="etc2-rgb8a1unorm-srgb",SE="etc2-rgba8unorm",RE="etc2-rgba8unorm-srgb",AE="eac-r11unorm",EE="eac-r11snorm",wE="eac-rg11unorm",CE="eac-rg11snorm",ME="astc-4x4-unorm",BE="astc-4x4-unorm-srgb",LE="astc-5x4-unorm",PE="astc-5x4-unorm-srgb",FE="astc-5x5-unorm",UE="astc-5x5-unorm-srgb",DE="astc-6x5-unorm",IE="astc-6x5-unorm-srgb",OE="astc-6x6-unorm",VE="astc-6x6-unorm-srgb",kE="astc-8x5-unorm",GE="astc-8x5-unorm-srgb",zE="astc-8x6-unorm",$E="astc-8x6-unorm-srgb",WE="astc-8x8-unorm",HE="astc-8x8-unorm-srgb",qE="astc-10x5-unorm",jE="astc-10x5-unorm-srgb",XE="astc-10x6-unorm",YE="astc-10x6-unorm-srgb",KE="astc-10x8-unorm",QE="astc-10x8-unorm-srgb",ZE="astc-10x10-unorm",JE="astc-10x10-unorm-srgb",ew="astc-12x10-unorm",tw="astc-12x10-unorm-srgb",rw="astc-12x12-unorm",sw="astc-12x12-unorm-srgb",iw="clamp-to-edge",nw="repeat",aw="mirror-repeat",ow="linear",uw="nearest",lw="zero",dw="one",cw="src",hw="one-minus-src",pw="src-alpha",gw="one-minus-src-alpha",mw="dst",fw="one-minus-dst",yw="dst-alpha",bw="one-minus-dst-alpha",xw="src-alpha-saturated",Tw="constant",_w="one-minus-constant",vw="add",Nw="subtract",Sw="reverse-subtract",Rw="min",Aw="max",Ew=0,ww=15,Cw="keep",Mw="zero",Bw="replace",Lw="invert",Pw="increment-clamp",Fw="decrement-clamp",Uw="increment-wrap",Dw="decrement-wrap",Iw="storage",Ow="read-only-storage",Vw="write-only",kw="read-only",Gw="read-write",zw="non-filtering",$w="comparison",Ww="float",Hw="unfilterable-float",qw="depth",jw="sint",Xw="uint",Yw="2d",Kw="3d",Qw="2d",Zw="2d-array",Jw="cube",eC="3d",tC="all",rC="vertex",sC="instance",iC={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"},nC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class aC extends uR{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 oC extends tR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let uC=0;class lC extends oC{constructor(e,t){super("StorageBuffer_"+uC++,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}}const dC=[null];class cC{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?nE:sE:!0===this.backend.renderer.reversedDepthBuffer?iE:rE),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?HR:e.isLineSegments||e.isMesh&&!0===t.wireframe?qR:e.isLine?jR:e.isMesh?XR: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 IA;if(e===Te)return YA;throw new Error("Unsupported output buffer type.")}}function hC(e,t){dC[0]=t,e.queue.submit(dC),dC[0]=null}class pC{constructor(){this.label="",this.layout=null,this.entries=[]}reset(){this.label="",this.layout=null,this.entries.length=0}}class gC{constructor(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}reset(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}}class mC{constructor(){this.label=""}reset(){this.label=""}}class fC{constructor(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}reset(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}}class yC{constructor(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}reset(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}}class bC{constructor(){this.label="",this.colorAttachments=[],this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}reset(){this.label="",this.colorAttachments.length=0,this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}}class xC{constructor(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample=new TC,this.fragment=null}reset(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample.reset(),this.fragment=null}}class TC{constructor(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}reset(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}}class _C{constructor(){this.label="",this.code="",this.compilationHints=[]}reset(){this.label="",this.code="",this.compilationHints.length=0}}class vC{constructor(){this.label="",this.size={width:0,height:1,depthOrArrayLayers:1},this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats=[],this.textureBindingViewDimension=void 0}reset(){this.label="",this.size.width=0,this.size.height=1,this.size.depthOrArrayLayers=1,this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats.length=0,this.textureBindingViewDimension=void 0}}class NC{constructor(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}reset(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}}const SC=new pC,RC=new gC,AC=new mC,EC=new fC,wC=new bC,CC=new xC,MC=new yC,BC=new _C,LC=new vC,PC=new NC;class FC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:ow}),this.flipYSampler=e.createSampler({minFilter:uw}),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,this.flipUniformBuffer=e.createBuffer(RC),RC.reset(),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM,this.noFlipUniformBuffer=e.createBuffer(RC),RC.reset(),this.transferPipelines={},BC.label="mipmap",BC.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",this.mipmapShaderModule=e.createShaderModule(BC),BC.reset()}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(CC.label=`mipmap-${e}-${t}`,CC.vertex={module:this.mipmapShaderModule},CC.fragment={module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},CC.layout="auto",s=this.device.createRenderPipeline(CC),CC.reset(),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size;LC.size.width=i,LC.size.height=n,LC.format=s,LC.usage=GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING;const a=this.device.createTexture(LC);LC.reset();const o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder(AC),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0);PC.dimension=t.textureBindingViewDimension||"2d-array",PC.mipLevelCount=1;const o=t.createView(PC);PC.reset(),SC.layout=a,SC.entries.push({binding:0,resource:this.flipYSampler},{binding:1,resource:o},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}});const u=this.device.createBindGroup(SC);SC.reset(),PC.dimension="2d",PC.mipLevelCount=1,PC.baseArrayLayer=i,PC.arrayLayerCount=1;const d=s.createView(PC);PC.reset(),MC.view=d,MC.loadOp=aA,MC.storeOp=iA,wC.colorAttachments.push(MC);const c=l.beginRenderPass(wC);wC.reset(),MC.reset(),c.setPipeline(e),c.setBindGroup(0,u),c.draw(3,1,0,r),c.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),hC(this.device,l.finish()),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e);let i=t;null===i&&(AC.label="mipmapEncoder",i=this.device.createCommandEncoder(AC),AC.reset()),this._mipmapRunBundles(i,s),null===t&&hC(this.device,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;$C.source=e,$C.flipY=i,WC.texture=t,WC.mipLevel=a,WC.origin.z=s,WC.premultipliedAlpha=n,qC.width=u,qC.height=l;try{o.queue.copyExternalImageToTexture($C,WC,qC)}catch(e){}finally{$C.reset(),WC.reset(),qC.reset()}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new FC(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;kC.texture=t,kC.mipLevel=a,kC.origin.z=s,zC.offset=e.width*e.height*l*n,zC.bytesPerRow=d,qC.width=e.width,qC.height=e.height,o.queue.writeTexture(kC,u,zC,qC),kC.reset(),zC.reset(),qC.reset(),!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,JC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,eM={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 tM extends pS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(ZC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=JC.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 rM extends hS{parseFunction(e){return new tM(e)}}const sM={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},iM={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},nM={vertex:YR.VERTEX,fragment:YR.FRAGMENT,compute:YR.COMPUTE},aM={instance:!0,swizzleAssign:!1,storageBuffer:!0},oM={"^^":"tsl_xor"},uM={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"},lM={},dM={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")},cM={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 hM="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(hM+="diagnostic( off, derivative_uniformity );\n");class pM extends QN{constructor(e,t){super(e,t,new rM),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}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${iM[e.wrapS]}S_${iM[e.wrapT]}T_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}`;let r=lM[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(dM.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(dM.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(dM.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",lM[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(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Y||!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 ${a} shader.`)}generateTextureGather(e,t,r,s,i,n){const a=!0===e.isDepthTexture?"":`${s}, `;return i?n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i} )`:n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r})`}generateTextureGatherCompare(e,t,r,s,i,n){return i?n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s})`:n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s})`}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=oM[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 sM[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 pR(i.name,i.node,o,n):new cR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new hR(i.name,i.node,o,n):"texture3D"===t&&(s=new pR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(nM[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store||null!==e.gatherNode){const e=new aC(`${i.name}_sampler`,i.node,o);e.setVisibility(nM[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?iR:lC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|nM[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new oR(u,o),e.setVisibility(YR.VERTEX|YR.FRAGMENT|YR.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,i=r.value;let a;(!0===i.isCubeTexture||!1===this.isUnfilterable(i)&&!0!==r.isStorageTextureNode||null!==r.gatherNode)&&(this.isSampleCompare(i)&&null!==r.compareNode?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let u="";const{primarySamples:l}=t.utils.getTextureSampleData(i);if(l>1&&(u="_multisampled"),!0===i.isCubeTexture&&!0===i.isDepthTexture)a="texture_depth_cube";else if(!0===i.isCubeTexture)a="texture_cube";else if(!0===i.isDepthTexture)a=t.compatibilityMode&&null===i.compareFunction?`texture${u}_2d`:`texture_depth${u}_2d${!0===i.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const r=QC(i,t.device),s=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;a=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${r}, ${s}>`}else if(!0===i.isArrayTexture||!0===i.isDataArrayTexture||!0===i.isCompressedArrayTexture)a="texture_2d_array";else if(!0===i.is3DTexture||!0===i.isData3DTexture)a="texture_3d";else{a=`texture${u}_2d<${this.getComponentTypeFromTexture(i).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${a};`)}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}, ${e} )`}getType(e){return uM[e]||e}isAvailable(e){let t=aM[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),aM[e]=t),t}_getWGSLMethod(e){return void 0!==dM[e]&&this._include(e),cM[e]}_include(e){const t=dM[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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`${this.getSignature()}\n// global\n${hM}\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} : ${n};`}}const gM=new gC,mM=new mC,fM=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&fM.set(Float16Array,["float16"]);const yM=new Map([[xt,["float16"]]]),bM=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class xM{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else gM.label=`${e.name}_readback`,gM.size=o,gM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,u=n.createBuffer(gM),gM.reset();mM.label=`readback_encoder_${e.name}`;const l=n.createCommandEncoder(mM);mM.reset(),l.copyBufferToBuffer(a,r,u,0,o);if(hC(n,l.finish()),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=bM.get(s);else{const e=(yM.get(i)||fM.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}const TM=new pC,_M=new gC,vM=new NC;class NM{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class SM{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new NM(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,n=e[i],void 0===n){const a=tC;let o;o=t.isSampledCubeTexture?Jw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Zw:t.isSampledTexture3D?eC:Qw,vM.aspect=a,vM.dimension=o,vM.mipLevelCount=r,vM.baseMipLevel=s,n=e[i]=e.texture.createView(vM),vM.reset()}}TM.entries.push({binding:i,resource:n})}else if(t.isSampler){const e=r.get(t.texture);TM.entries.push({binding:i,resource:e.sampler})}i++}const n=s.createBindGroup(TM);return TM.reset(),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&YR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Iw:e.type=Ow),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?Gw:t===ai.WRITE_ONLY?Vw:kw,s.texture.isArrayTexture?e.viewDimension=Zw:s.texture.is3DTexture&&(e.viewDimension=eC),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=Hw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Hw:t.sampleType=qw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=jw:e===S?t.sampleType=Xw:e===Y&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Ww:t.sampleType=Hw)}s.isSampledCubeTexture?t.viewDimension=Jw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Zw:s.isSampledTexture3D&&(t.viewDimension=eC),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&null!==s.textureNode.compareNode&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=$w:t.type=zw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${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 RM{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}const AM=new class{constructor(){this.label="",this.layout=null,this.compute=null}reset(){this.label="",this.layout=null,this.compute=null}},EM=new class{constructor(){this.label="",this.bindGroupLayouts=null}reset(){this.label="",this.bindGroupLayouts=null}},wM=new fC,CM=new xC;class MM{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,CM.layout=A;const E={},w=e.context.depth,C=e.context.stencil;!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&&_.topology===XR&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),CM.depthStencil=E),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=CM.label;if(null===t)h.pipeline=d.createRenderPipeline(CM),CM.reset(),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(CM)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{CM.reset(),e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a=s.getCurrentColorFormats(e),o=this._getSampleCount(e);wM.label=t,wM.colorFormats=a,wM.depthStencilFormat=n,wM.sampleCount=o;const u=i.createRenderBundleEncoder(wM);return wM.reset(),u}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),EM.bindGroupLayouts=a;const d=s.createPipelineLayout(EM);EM.reset(),AM.label=l,AM.compute=i,AM.layout=d,n.pipeline=s.createComputePipeline(AM),AM.reset(),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 ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:vw},r={srcFactor:i,dstFactor:n,operation:vw}};if(e.premultipliedAlpha)switch(s){case tt:i(dw,gw,dw,gw);break;case Qt:i(dw,dw,dw,dw);break;case Kt:i(lw,hw,lw,dw);break;case Yt:i(mw,gw,lw,dw)}else switch(s){case tt:i(pw,gw,dw,gw);break;case Qt:i(pw,dw,dw,dw);break;case Kt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Yt: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=lw;break;case Ht:t=dw;break;case Wt:t=cw;break;case kt:t=hw;break;case rt:t=pw;break;case st:t=gw;break;case zt:t=mw;break;case Vt:t=fw;break;case Gt:t=yw;break;case Ot:t=bw;break;case $t:t=xw;break;case 211:t=Tw;break;case 212:t=_w;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=KR;break;case ss:t=sA;break;case rs:t=QR;break;case ts:t=JR;break;case es:t=ZR;break;case Jr:t=rA;break;case Zr:t=eA;break;case Qr:t=tA;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=Cw;break;case cs:t=Mw;break;case ds:t=Bw;break;case ls:t=Lw;break;case us:t=Pw;break;case os:t=Fw;break;case as:t=Uw;break;case ns:t=Dw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=vw;break;case It:t=Nw;break;case Dt:t=Sw;break;case gs:t=Rw;break;case ps:t=Aw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?cA:hA);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?uA:oA,s.cullMode=r.side===F?lA:dA,s}_getColorWriteMask(e){return!0===e.colorWrite?ww:Ew}_getDepthCompare(e){let t;if(!1===e.depthTest)t=sA;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=KR;break;case ir:t=sA;break;case sr:t=QR;break;case rr:t=JR;break;case tr:t=ZR;break;case er:t=rA;break;case Jt:t=eA;break;case Zt:t=tA;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class BM{constructor(){this.label="",this.type=void 0,this.count=0}reset(){this.label="",this.type=void 0,this.count=0}}const LM=new gC,PM=new mC,FM=new BM;class UM extends zR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,FM.label=`queryset_global_timestamp_${t}`,FM.type="timestamp",FM.count=this.maxQueries,this.querySet=this.device.createQuerySet(FM),FM.reset();const s=8*this.maxQueries;LM.label=`buffer_timestamp_resolve_${t}`,LM.size=s,LM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,this.resolveBuffer=this.device.createBuffer(LM),LM.reset(),LM.label=`buffer_timestamp_result_${t}`,LM.size=s,LM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,this.resultBuffer=this.device.createBuffer(LM),LM.reset()}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(PM);s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(hC(this.device,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+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class DM{constructor(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}reset(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}}const IM={r:0,g:0,b:0,a:1},OM=new gC,VM=new mC,kM=new class{constructor(){this.label="",this.timestampWrites=void 0}reset(){this.label="",this.timestampWrites=void 0}},GM=new BM,zM=new _C,$M=new class{constructor(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}reset(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}},WM=new UC,HM=new UC,qM=new NC,jM=new DC;class XM extends SR{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 cC(this),this.attributeUtils=new xM(this),this.bindingUtils=new SM(this),this.capabilities=new RM(this),this.pipelineUtils=new MM(this),this.textureUtils=new KC(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(iC),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(iC.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${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){if(i=new bC,i.colorAttachments.push(new yC),!0===e.depth||!0===e.stencil){const t=new DM;t.view=this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView(),i.depthStencilAttachment=t}const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){const t=e.camera;return e.depthTexture&&!0===e.depthTexture.isArrayTexture&&null!==t&&!0===t.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,GM.label=`occlusionQuerySet_${e.id}`,GM.type="occlusion",GM.count=s,i=r.createQuerySet(GM),GM.reset(),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:nA}),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&&(OM.size=s,OM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,i=this.device.createBuffer(OM),OM.reset(),this.occludedResolveCache.set(s,i)),OM.size=s,OM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ;const n=this.device.createBuffer(OM);OM.reset(),t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(hC(this.device,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(),hC(this.device,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 WR(e)));super(new t(e),e),this.library=new QM,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class JM extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class eB{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 tB extends eB{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class rB 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 sB 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 iB 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 nB 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 aB extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class oB 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 uB 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 lB 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 oB;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 uB;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t} + * @default null + */ + this.gatherNode = null; + /** * Represents the optional texel offset applied to the unnormalized texture * coordinate before sampling the texture. @@ -12367,7 +12378,13 @@ class TextureNode extends UniformNode { */ generateNodeType( /*builder*/ ) { - if ( this.value.isDepthTexture === true ) return 'float'; + if ( this.value.isDepthTexture === true ) { + + if ( this.gatherNode === null ) return 'float'; + + return 'vec4'; + + } if ( this.value.type === UnsignedIntType ) { @@ -12577,6 +12594,7 @@ class TextureNode extends UniformNode { properties.compareNode = compareNode; properties.compareStepNode = compareStepNode; properties.gradNode = this.gradNode; + properties.gatherNode = this.gatherNode; properties.depthNode = this.depthNode; properties.offsetNode = this.offsetNode; @@ -12619,10 +12637,12 @@ class TextureNode extends UniformNode { * @param {?string} depthSnippet - The depth snippet. * @param {?string} compareSnippet - The compare snippet. * @param {?Array} gradSnippet - The grad snippet. + * @param {?string} gatherSnippet - The gather snippet. * @param {?string} offsetSnippet - The offset snippet. + * @param {?string} flipYSnippet - The y-flip snippet. Only used for WebGL. * @return {string} The generated code snippet. */ - generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, depthSnippet, compareSnippet, gradSnippet, offsetSnippet ) { + generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, depthSnippet, compareSnippet, gradSnippet, gatherSnippet, offsetSnippet, flipYSnippet ) { const texture = this.value; @@ -12636,6 +12656,18 @@ class TextureNode extends UniformNode { snippet = builder.generateTextureGrad( texture, textureProperty, uvSnippet, gradSnippet, depthSnippet, offsetSnippet ); + } else if ( gatherSnippet ) { + + if ( compareSnippet ) { + + snippet = builder.generateTextureGatherCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet, flipYSnippet ); + + } else { + + snippet = builder.generateTextureGather( texture, textureProperty, uvSnippet, gatherSnippet, depthSnippet, offsetSnippet, flipYSnippet ); + + } + } else if ( compareSnippet ) { snippet = builder.generateTextureCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet ); @@ -12684,13 +12716,13 @@ class TextureNode extends UniformNode { const nodeData = builder.getDataFromNode( this ); - const nodeType = this.getNodeType( builder ); + let nodeType = this.getNodeType( builder ); let propertyName = nodeData.propertyName; if ( propertyName === undefined ) { - const { uvNode, levelNode, biasNode, compareNode, compareStepNode, depthNode, gradNode, offsetNode } = properties; + const { uvNode, levelNode, biasNode, compareNode, compareStepNode, depthNode, gradNode, gatherNode, offsetNode } = properties; const uvSnippet = this.generateUV( builder, uvNode ); const levelSnippet = levelNode ? levelNode.build( builder, 'float' ) : null; @@ -12699,7 +12731,15 @@ class TextureNode extends UniformNode { const compareSnippet = compareNode ? compareNode.build( builder, 'float' ) : null; const compareStepSnippet = compareStepNode ? compareStepNode.build( builder, 'float' ) : null; const gradSnippet = gradNode ? [ gradNode[ 0 ].build( builder, 'vec2' ), gradNode[ 1 ].build( builder, 'vec2' ) ] : null; + const gatherSnippet = gatherNode ? gatherNode.build( builder, 'int' ) : null; const offsetSnippet = offsetNode ? this.generateOffset( builder, offsetNode ) : null; + const flipYSnippet = this._flipYUniform ? this._flipYUniform.build( builder, 'bool' ) : null; + + if ( gatherSnippet ) { + + nodeType = 'vec4'; + + } let finalDepthSnippet = depthSnippet; @@ -12713,7 +12753,7 @@ class TextureNode extends UniformNode { propertyName = builder.getPropertyName( nodeVar ); - let snippet = this.generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, finalDepthSnippet, compareSnippet, gradSnippet, offsetSnippet ); + let snippet = this.generateSnippet( builder, textureProperty, uvSnippet, levelSnippet, biasSnippet, finalDepthSnippet, compareSnippet, gradSnippet, gatherSnippet, offsetSnippet, flipYSnippet ); if ( compareStepSnippet !== null ) { @@ -12920,6 +12960,22 @@ class TextureNode extends UniformNode { } + /** + * Gathers four texels from the texture. + * + * @param {[Node]} gatherNode - The index of the channel to read. This must be in range [0, 3] and a compile-time constant. + * @return {TextureNode} A texture node representing the texture sample. + */ + gather( gatherNode = 0 ) { + + const textureNode = this.clone(); + textureNode.gatherNode = nodeObject( gatherNode ); + textureNode.referenceNode = this.getBase(); + + return nodeObject( textureNode ); + + } + /** * Samples the texture by defining a depth node. * @@ -13016,6 +13072,7 @@ class TextureNode extends UniformNode { newNode.depthNode = this.depthNode; newNode.compareNode = this.compareNode; newNode.gradNode = this.gradNode; + newNode.gatherNode = this.gatherNode; newNode.offsetNode = this.offsetNode; return newNode; @@ -32455,7 +32512,7 @@ class Bindings extends DataMap { } else if ( binding.isSampler ) { - this.textures.updateSampler( binding.texture ); + this.textures.updateSampler( binding.texture, binding.textureNode ); } else if ( binding.isStorageBuffer ) { @@ -32663,7 +32720,7 @@ class Bindings extends DataMap { if ( updated ) { - const samplerKey = this.textures.updateSampler( binding.texture ); + const samplerKey = this.textures.updateSampler( binding.texture, binding.textureNode ); if ( binding.samplerKey !== samplerKey ) { @@ -33621,6 +33678,9 @@ class Textures extends DataMap { let textureNeedsUpdate = false; + const hasArrayDepthTexture = depthTexture !== undefined && depthTexture.image !== undefined && depthTexture.image.depth > 1; + const useArrayDepth = size.depth > 1 && ( renderTarget.useArrayDepthTexture || renderTarget.multiview || hasArrayDepthTexture ); + if ( depthTexture === undefined && useDepthTexture ) { depthTexture = new DepthTexture(); @@ -33631,12 +33691,17 @@ class Textures extends DataMap { depthTexture.image.height = mipHeight; depthTexture.image.depth = size.depth; depthTexture.renderTarget = renderTarget; - depthTexture.isArrayTexture = renderTarget.multiview === true && size.depth > 1; depthTextureMips[ activeMipmapLevel ] = depthTexture; } + if ( depthTexture ) { + + depthTexture.isArrayTexture = useArrayDepth; + + } + if ( renderTargetData.width !== size.width || size.height !== renderTargetData.height ) { textureNeedsUpdate = true; @@ -33646,7 +33711,7 @@ class Textures extends DataMap { depthTexture.needsUpdate = true; depthTexture.image.width = mipWidth; depthTexture.image.height = mipHeight; - depthTexture.image.depth = depthTexture.isArrayTexture ? depthTexture.image.depth : 1; + depthTexture.image.depth = useArrayDepth ? size.depth : 1; } @@ -33957,11 +34022,12 @@ class Textures extends DataMap { * them when the texture parameters match. * * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( texture ) { + updateSampler( texture, textureNode ) { - return this.backend.updateSampler( texture ); + return this.backend.updateSampler( texture, textureNode ); } @@ -37010,6 +37076,7 @@ class ReflectorNode extends TextureNode { newNode.depthNode = this.depthNode; newNode.compareNode = this.compareNode; newNode.gradNode = this.gradNode; + newNode.gatherNode = this.gatherNode; newNode.offsetNode = this.offsetNode; newNode._reflectorBaseNode = this._reflectorBaseNode; @@ -39734,6 +39801,7 @@ class PassMultipleTextureNode extends PassTextureNode { newNode.depthNode = this.depthNode; newNode.compareNode = this.compareNode; newNode.gradNode = this.gradNode; + newNode.gatherNode = this.gatherNode; newNode.offsetNode = this.offsetNode; return newNode; @@ -54372,6 +54440,10 @@ class GLSLNodeParser extends NodeParser { const _chainKeys$1 = []; const _cacheKeyValues = []; +// Dedicated uniform for output pass array layer selection +// This is separate from cameraIndex to avoid the sharedUniformGroup complexity +const _outputLayerIndex = /*@__PURE__*/ uniform( 0, 'int' ).setGroup( renderGroup ); + /** * This renderer module manages node-related objects and is the * primary interface between the renderer and the node system. @@ -55222,14 +55294,42 @@ class NodeManager extends DataMap { const renderer = this.renderer; - const output = outputTarget.isArrayTexture ? - texture( outputTarget, screenUV ).depth( builtin( 'gl_ViewID_OVR' ) ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ) : - texture( outputTarget, screenUV ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + let output; + + if ( outputTarget.isArrayTexture ) { + + if ( this.backend.isWebGLBackend ) { + + output = texture( outputTarget, screenUV ).depth( builtin( 'gl_ViewID_OVR' ) ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + + } else { + + output = texture( outputTarget, screenUV ).depth( _outputLayerIndex ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + + } + + } else { + + output = texture( outputTarget, screenUV ).renderOutput( renderer.toneMapping, renderer.currentColorSpace ); + + } return output; } + /** + * Sets the output layer index for array texture output pass. + * This should be called before each layer render during the output pass. + * + * @param {number} index - The layer index. + */ + setOutputLayerIndex( index ) { + + _outputLayerIndex.value = index; + + } + /** * Triggers the call of `updateBefore()` methods * for all nodes of the given render object. @@ -59399,6 +59499,37 @@ class Renderer { } + _renderOutputLayers( quad, renderTarget ) { + + if ( renderTarget.texture.isArrayTexture !== true || renderTarget.texture.image.depth <= 1 ) { + + this._renderScene( quad, quad.camera, false ); + return; + + } + + const currentActiveCubeFace = this._activeCubeFace; + + try { + + for ( let layer = 0; layer < renderTarget.texture.image.depth; layer ++ ) { + + this._nodes.setOutputLayerIndex( layer ); + this._activeCubeFace = layer; + + this._renderScene( quad, quad.camera, false ); + + } + + } finally { + + this._nodes.setOutputLayerIndex( 0 ); + this._activeCubeFace = currentActiveCubeFace; + + } + + } + /** * Returns an internal render target which is used when computing the output tone mapping * and color space conversion. Unlike in `WebGLRenderer`, this is done in a separate render @@ -59484,6 +59615,7 @@ class Renderer { frameBufferTarget.scissor.multiplyScalar( pixelRatio ); frameBufferTarget.scissorTest = scissorTest; frameBufferTarget.multiview = outputRenderTarget !== null ? outputRenderTarget.multiview : false; + frameBufferTarget.useArrayDepthTexture = outputRenderTarget !== null ? outputRenderTarget.useArrayDepthTexture : false; frameBufferTarget.resolveDepthBuffer = outputRenderTarget !== null ? outputRenderTarget.resolveDepthBuffer : true; frameBufferTarget._autoAllocateDepthBuffer = outputRenderTarget !== null ? outputRenderTarget._autoAllocateDepthBuffer : false; @@ -59817,7 +59949,6 @@ class Renderer { // restore render tree nodeFrame.renderId = previousRenderId; - this._currentRenderContext = previousRenderContext; this._currentRenderObjectFunction = previousRenderObjectFunction; this._handleObjectFunction = previousHandleObjectFunction; @@ -59923,8 +60054,7 @@ class Renderer { this.autoClear = false; this.xr.enabled = false; - - this._renderScene( quad, quad.camera, false ); + this._renderOutputLayers( quad, renderTarget ); this.autoClear = currentAutoClear; this.xr.enabled = currentXR; @@ -63021,7 +63151,67 @@ class NodeSampledTexture3D extends NodeSampledTexture { const glslPolyfills = { bitcast_int_uint: new CodeNode( /* glsl */'uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }' ), - bitcast_uint_int: new CodeNode( /* glsl */'uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }' ) + bitcast_uint_int: new CodeNode( /* glsl */'uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }' ), + textureGather: new CodeNode( /* glsl */` +vec4 tsl_textureGather( const int comp, sampler2D map, vec2 coord, ivec2 offset, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ) ); + vec2 st = floor( coord * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + textureLod( map, ij.xw, 0.0 )[ comp ], + textureLod( map, ij.zw, 0.0 )[ comp ], + textureLod( map, ij.zy, 0.0 )[ comp ], + textureLod( map, ij.xy, 0.0 )[ comp ] + ); + return flipY ? ret.wzyx : ret; +} +` ), + textureGatherArray: new CodeNode( /* glsl */` +vec4 tsl_textureGather_array( const int comp, sampler2DArray map, vec3 coord, ivec2 offset, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ).xy ); + vec2 st = floor( coord.xy * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + textureLod( map, vec3( ij.xw, coord.z ), 0.0 )[ comp ], + textureLod( map, vec3( ij.zw, coord.z ), 0.0 )[ comp ], + textureLod( map, vec3( ij.zy, coord.z ), 0.0 )[ comp ], + textureLod( map, vec3( ij.xy, coord.z ), 0.0 )[ comp ] + ); + return flipY ? ret.wzyx : ret; +} +` ), + textureGatherCompare: new CodeNode( /* glsl */` +vec4 tsl_textureGatherCompare( sampler2DShadow map, vec2 coord, ivec2 offset, float ref, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ) ); + vec2 st = floor( coord * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + textureLod( map, vec3( ij.xw, ref ), 0.0 ), + textureLod( map, vec3( ij.zw, ref ), 0.0 ), + textureLod( map, vec3( ij.zy, ref ), 0.0 ), + textureLod( map, vec3( ij.xy, ref ), 0.0 ) + ); + return flipY ? ret.wzyx : ret; +} +` ), + textureGatherCompareArray: new CodeNode( /* glsl */` +vec4 tsl_textureGatherCompare_array( sampler2DArrayShadow map, vec3 coord, ivec2 offset, float ref, bool flipY ) { + if ( flipY ) offset.y = - offset.y; + vec2 size = vec2( textureSize( map, 0 ).xy ); + vec2 st = floor( coord.xy * size + vec2( offset ) - 0.5 ); + vec4 ij = vec4( st + 0.5, st + 1.5 ) / size.xyxy; + vec4 ret = vec4( + texture( map, vec4( ij.xw, coord.z, ref ) ), + texture( map, vec4( ij.zw, coord.z, ref ) ), + texture( map, vec4( ij.zy, coord.z, ref ) ), + texture( map, vec4( ij.xy, coord.z, ref ) ) + ); + return flipY ? ret.wzyx : ret; +} +` ) }; const glslMethods = { @@ -63192,7 +63382,7 @@ class GLSLNodeBuilder extends NodeBuilder { * * @param {string} type - The output type to bitcast to. * @param {string} inputType - The input type of the. - * @return {string} The resolved WGSL bitcast invocation. + * @return {string} The resolved GLSL bitcast invocation. */ getBitcastMethod( type, inputType ) { @@ -63675,6 +63865,72 @@ ${ flowData.code } } + /** + * Generates the GLSL snippet for gathering four texels from the given texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. + * @param {string} gatherSnippet - A GLSL snippet that represents the index of the channel to read. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A GLSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The GLSL snippet. + */ + generateTextureGather( texture, textureProperty, uvSnippet, gatherSnippet, depthSnippet, offsetSnippet, flipYSnippet ) { + + if ( texture.isDepthTexture ) gatherSnippet = '0'; + + if ( offsetSnippet === null ) offsetSnippet = 'ivec2( 0 )'; + + if ( flipYSnippet === null ) flipYSnippet = 'false'; + + if ( depthSnippet ) { + + this._include( 'textureGatherArray' ); + + return `tsl_textureGather_array( ${gatherSnippet}, ${ textureProperty }, vec3( ${ uvSnippet }, ${ depthSnippet } ), ${ offsetSnippet }, ${ flipYSnippet } )`; + + } + + this._include( 'textureGather' ); + + return `tsl_textureGather( ${gatherSnippet}, ${ textureProperty }, ${ uvSnippet }, ${ offsetSnippet }, ${ flipYSnippet } )`; + + } + + /** + * Generates the GLSL snippet for performing a depth comparison on four texels in the given depth texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. + * @param {string} compareSnippet - A GLSL snippet that represents the reference value. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A GLSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The GLSL snippet. + */ + generateTextureGatherCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet, flipYSnippet ) { + + if ( offsetSnippet === null ) offsetSnippet = 'ivec2( 0 )'; + + if ( flipYSnippet === null ) flipYSnippet = 'false'; + + if ( depthSnippet ) { + + this._include( 'textureGatherCompareArray' ); + + return `tsl_textureGatherCompare_array( ${ textureProperty }, vec3( ${ uvSnippet }, ${depthSnippet} ), ${ offsetSnippet }, ${ compareSnippet }, ${ flipYSnippet } )`; + + } + + this._include( 'textureGatherCompare' ); + + return `tsl_textureGatherCompare( ${ textureProperty }, ${ uvSnippet }, ${ offsetSnippet }, ${ compareSnippet }, ${ flipYSnippet } )`; + + } + /** * Returns the uniforms of the given shader stage as a GLSL string. * @@ -63695,7 +63951,8 @@ ${ flowData.code } if ( uniform.type === 'texture' || uniform.type === 'texture3D' ) { - const texture = uniform.node.value; + const textureNode = uniform.node; + const texture = textureNode.value; let typePrefix = ''; @@ -63717,7 +63974,7 @@ ${ flowData.code } snippet = `${typePrefix}sampler3D ${ uniform.name };`; - } else if ( texture.compareFunction ) { + } else if ( texture.compareFunction && textureNode.compareNode !== null ) { if ( texture.isArrayTexture === true ) { @@ -64960,9 +65217,10 @@ class Backend { * * @abstract * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( /*texture*/ ) { } + updateSampler( /*texture, textureNode*/ ) { } /** * Creates a default texture for the given texture that can be used @@ -71038,9 +71296,10 @@ class WebGLBackend extends Backend { * This method does nothing since WebGL 2 has no concept of samplers. * * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( /*texture*/ ) { + updateSampler( /*texture, textureNode*/ ) { return ''; @@ -72908,6 +73167,1028 @@ class NodeStorageBuffer extends StorageBuffer { } +const _commandList = [ null ]; + +/** + * A WebGPU backend utility module with common helpers. + * + * @private + */ +class WebGPUUtils { + + /** + * Constructs a new utility object. + * + * @param {WebGPUBackend} backend - The WebGPU backend. + */ + constructor( backend ) { + + /** + * A reference to the WebGPU backend. + * + * @type {WebGPUBackend} + */ + this.backend = backend; + + } + + /** + * Returns the depth/stencil GPU format for the given render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {string} The depth/stencil GPU texture format. + */ + getCurrentDepthStencilFormat( renderContext ) { + + let format; + + if ( renderContext.depth ) { + + if ( renderContext.depthTexture !== null ) { + + format = this.getTextureFormatGPU( renderContext.depthTexture ); + + } else if ( renderContext.stencil ) { + + if ( this.backend.renderer.reversedDepthBuffer === true ) { + + format = GPUTextureFormat.Depth32FloatStencil8; + + } else { + + format = GPUTextureFormat.Depth24PlusStencil8; + + } + + } else { + + if ( this.backend.renderer.reversedDepthBuffer === true ) { + + format = GPUTextureFormat.Depth32Float; + + } else { + + format = GPUTextureFormat.Depth24Plus; + + } + + } + + } + + return format; + + } + + /** + * Returns the GPU format for the given texture. + * + * @param {Texture} texture - The texture. + * @return {string} The GPU texture format. + */ + getTextureFormatGPU( texture ) { + + return this.backend.get( texture ).format; + + } + + /** + * Returns an object that defines the multi-sampling state of the given texture. + * + * @param {Texture} texture - The texture. + * @return {Object} The multi-sampling state. + */ + getTextureSampleData( texture ) { + + let samples; + + if ( texture.isFramebufferTexture ) { + + samples = 1; + + } else if ( texture.isDepthTexture && ! texture.renderTarget ) { + + const renderer = this.backend.renderer; + const renderTarget = renderer.getRenderTarget(); + + samples = renderTarget ? renderTarget.samples : renderer.currentSamples; + + } else if ( texture.renderTarget ) { + + samples = texture.renderTarget.samples; + + } + + samples = samples || 1; + + const isMSAA = samples > 1 && texture.renderTarget !== null && ( texture.isDepthTexture !== true && texture.isFramebufferTexture !== true ); + const primarySamples = isMSAA ? 1 : samples; + + return { samples, primarySamples, isMSAA }; + + } + + /** + * Returns the default color attachment's GPU format of the current render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {string} The GPU texture format of the default color attachment. + */ + getCurrentColorFormat( renderContext ) { + + let format; + + if ( renderContext.textures !== null ) { + + format = this.getTextureFormatGPU( renderContext.textures[ 0 ] ); + + } else { + + format = this.getPreferredCanvasFormat(); // default context format + + } + + return format; + + } + + /** + * Returns the GPU formats of all color attachments of the current render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {Array} The GPU texture formats of all color attachments. + */ + getCurrentColorFormats( renderContext ) { + + if ( renderContext.textures !== null ) { + + return renderContext.textures.map( t => this.getTextureFormatGPU( t ) ); + + } else { + + return [ this.getPreferredCanvasFormat() ]; // default context format + + } + + } + + /** + * Returns the output color space of the current render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {string} The output color space. + */ + getCurrentColorSpace( renderContext ) { + + if ( renderContext.textures !== null ) { + + return renderContext.textures[ 0 ].colorSpace; + + } + + return this.backend.renderer.outputColorSpace; + + } + + /** + * Returns GPU primitive topology for the given object and material. + * + * @param {Object3D} object - The 3D object. + * @param {Material} material - The material. + * @return {string} The GPU primitive topology. + */ + getPrimitiveTopology( object, material ) { + + if ( object.isPoints ) return GPUPrimitiveTopology.PointList; + else if ( object.isLineSegments || ( object.isMesh && material.wireframe === true ) ) return GPUPrimitiveTopology.LineList; + else if ( object.isLine ) return GPUPrimitiveTopology.LineStrip; + else if ( object.isMesh ) return GPUPrimitiveTopology.TriangleList; + + } + + /** + * Returns a modified sample count from the given sample count value. + * + * That is required since WebGPU only supports either 1 or 4. + * + * @param {number} sampleCount - The input sample count. + * @return {number} The (potentially updated) output sample count. + */ + getSampleCount( sampleCount ) { + + return sampleCount >= 4 ? 4 : 1; + + } + + /** + * Returns the sample count of the given render context. + * + * @param {RenderContext} renderContext - The render context. + * @return {number} The sample count. + */ + getSampleCountRenderContext( renderContext ) { + + if ( renderContext.textures !== null ) { + + return this.getSampleCount( renderContext.sampleCount ); + + } + + return this.getSampleCount( this.backend.renderer.currentSamples ); + + } + + /** + * Returns the preferred canvas format. + * + * There is a separate method for this so it's possible to + * honor edge cases for specific devices. + * + * @return {string} The GPU texture format of the canvas. + */ + getPreferredCanvasFormat() { + + const parameters = this.backend.parameters; + + const bufferType = parameters.outputType; + + if ( bufferType === undefined ) { + + return navigator.gpu.getPreferredCanvasFormat(); + + } else if ( bufferType === UnsignedByteType ) { + + return GPUTextureFormat.BGRA8Unorm; + + } else if ( bufferType === HalfFloatType ) { + + return GPUTextureFormat.RGBA16Float; + + } else { + + throw new Error( 'Unsupported output buffer type.' ); + + } + + } + +} + +/** + * Submits a single GPU command to the device queue using a shared, module-scoped + * array to avoid per-call array allocations. + * + * @private + * @param {GPUDevice} device - The GPU device. + * @param {GPUCommandBuffer} command - The command buffer to submit. + */ +function submit( device, command ) { + + _commandList[ 0 ] = command; + + device.queue.submit( _commandList ); + + _commandList[ 0 ] = null; + +} + +/** + * Reusable descriptor for `GPUDevice.createBindGroup()`. + * + * @private + */ +class GPUBindGroupDescriptor { + + constructor() { + + /** + * The label of the bind group. + * + * @type {string} + */ + this.label = ''; + + /** + * The bind group layout the bind group conforms to. + * + * @type {?GPUBindGroupLayout} + * @default null + */ + this.layout = null; + + /** + * The bind group entries. + * + * @type {Array} + */ + this.entries = []; + + } + + /** + * Resets the descriptor to its default state. The internal `entries` array + * is emptied without releasing its backing storage. + */ + reset() { + + this.label = ''; + this.layout = null; + this.entries.length = 0; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createBuffer()`. + * + * @private + */ +class GPUBufferDescriptor { + + constructor() { + + /** + * The label of the buffer. + * + * @type {string} + */ + this.label = ''; + + /** + * The size of the buffer in bytes. + * + * @type {number} + * @default 0 + */ + this.size = 0; + + /** + * The allowed usages for the buffer. + * + * @type {number} + * @default 0 + */ + this.usage = 0; + + /** + * Whether the buffer is in the mapped state at creation. + * + * @type {boolean} + * @default false + */ + this.mappedAtCreation = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.size = 0; + this.usage = 0; + this.mappedAtCreation = false; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createCommandEncoder()`. + * + * @private + */ +class GPUCommandEncoderDescriptor { + + constructor() { + + /** + * The label of the command encoder. + * + * @type {string} + */ + this.label = ''; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createRenderBundleEncoder()`. + * + * @private + */ +class GPURenderBundleEncoderDescriptor { + + constructor() { + + /** + * The label of the render bundle encoder. + * + * @type {string} + */ + this.label = ''; + + /** + * The formats of the color attachments the bundle is compatible with. + * + * @type {?Array} + * @default null + */ + this.colorFormats = null; + + /** + * The format of the depth/stencil attachment the bundle is compatible with. + * + * @type {string|undefined} + */ + this.depthStencilFormat = undefined; + + /** + * The number of samples per pixel the bundle is compatible with. + * + * @type {number} + * @default 1 + */ + this.sampleCount = 1; + + /** + * Whether the depth attachment is read-only. + * + * @type {boolean} + * @default false + */ + this.depthReadOnly = false; + + /** + * Whether the stencil attachment is read-only. + * + * @type {boolean} + * @default false + */ + this.stencilReadOnly = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.colorFormats = null; + this.depthStencilFormat = undefined; + this.sampleCount = 1; + this.depthReadOnly = false; + this.stencilReadOnly = false; + + } + +} + +/** + * Reusable descriptor for `GPURenderPassColorAttachment`, the type of each + * entry in `GPURenderPassDescriptor.colorAttachments`. + * + * @private + */ +class GPURenderPassColorAttachment { + + constructor() { + + /** + * The texture view the pass renders into. + * + * @type {?GPUTextureView} + * @default null + */ + this.view = null; + + /** + * The depth slice the pass renders into. + * + * @type {number|undefined} + */ + this.depthSlice = undefined; + + /** + * The texture view that receives the resolved output of multisampled rendering. + * + * @type {?GPUTextureView|undefined} + */ + this.resolveTarget = undefined; + + /** + * The clear value used when `loadOp` is `'clear'`. + * + * @type {Object|undefined} + */ + this.clearValue = undefined; + + /** + * The load operation performed at the start of the pass. + * + * @type {string|undefined} + */ + this.loadOp = undefined; + + /** + * The store operation performed at the end of the pass. + * + * @type {string|undefined} + */ + this.storeOp = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.view = null; + this.depthSlice = undefined; + this.resolveTarget = undefined; + this.clearValue = undefined; + this.loadOp = undefined; + this.storeOp = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUCommandEncoder.beginRenderPass()`. + * + * @private + */ +class GPURenderPassDescriptor { + + constructor() { + + /** + * The label of the render pass. + * + * @type {string} + */ + this.label = ''; + + /** + * The color attachments of the render pass. + * + * @type {Array} + */ + this.colorAttachments = []; + + /** + * The depth-stencil attachment of the render pass. + * + * @type {Object|undefined} + */ + this.depthStencilAttachment = undefined; + + /** + * The query set used for occlusion queries during the pass. + * + * @type {?GPUQuerySet|undefined} + */ + this.occlusionQuerySet = undefined; + + /** + * Defines which timestamp values are written and where. + * + * @type {Object|undefined} + */ + this.timestampWrites = undefined; + + /** + * The maximum number of draw calls that can be issued during the pass. + * + * @type {number} + * @default 50000000 + */ + this.maxDrawCount = 50000000; + + } + + /** + * Resets the descriptor to its default state. The internal `colorAttachments` + * array is emptied without releasing its backing storage. + */ + reset() { + + this.label = ''; + this.colorAttachments.length = 0; + this.depthStencilAttachment = undefined; + this.occlusionQuerySet = undefined; + this.timestampWrites = undefined; + this.maxDrawCount = 50000000; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createRenderPipeline()` and + * `createRenderPipelineAsync()`. + * + * @private + */ +class GPURenderPipelineDescriptor { + + constructor() { + + /** + * The label of the render pipeline. + * + * @type {string} + */ + this.label = ''; + + /** + * The pipeline layout the pipeline conforms to, or `'auto'`. + * + * @type {?GPUPipelineLayout|string} + * @default null + */ + this.layout = null; + + /** + * The programmable vertex stage. + * + * @type {?Object} + * @default null + */ + this.vertex = null; + + /** + * The primitive-assembly state. + * + * @type {Object} + */ + this.primitive = {}; + + /** + * The depth/stencil state, omitted when the pipeline has no depth or stencil aspect. + * + * @type {Object|undefined} + */ + this.depthStencil = undefined; + + /** + * The multisample state. + * + * @type {GPUMultisampleState} + */ + this.multisample = new GPUMultisampleState(); + + /** + * The programmable fragment stage. Omitted for vertex-only pipelines. + * + * @type {?Object} + * @default null + */ + this.fragment = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.layout = null; + this.vertex = null; + this.primitive = {}; + this.depthStencil = undefined; + this.multisample.reset(); + this.fragment = null; + + } + +} + +/** + * Reusable nested state for `GPURenderPipelineDescriptor.multisample`. + * + * @private + */ +class GPUMultisampleState { + + constructor() { + + /** + * The number of samples per pixel. + * + * @type {number} + * @default 1 + */ + this.count = 1; + + /** + * A bitmask determining which samples are written to. + * + * @type {number} + * @default 0xFFFFFFFF + */ + this.mask = 0xFFFFFFFF; + + /** + * Whether a fragment's alpha channel is used to generate a sample coverage mask. + * + * @type {boolean} + * @default false + */ + this.alphaToCoverageEnabled = false; + + } + + /** + * Resets the state to its default values. + */ + reset() { + + this.count = 1; + this.mask = 0xFFFFFFFF; + this.alphaToCoverageEnabled = false; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createShaderModule()`. + * + * @private + */ +class GPUShaderModuleDescriptor { + + constructor() { + + /** + * The label of the shader module. + * + * @type {string} + */ + this.label = ''; + + /** + * The WGSL source code of the shader module. + * + * @type {string} + */ + this.code = ''; + + /** + * Compilation hints that may help the implementation produce optimized code. + * + * @type {Array} + */ + this.compilationHints = []; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.code = ''; + this.compilationHints.length = 0; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createTexture()`. + * + * @private + */ +class GPUTextureDescriptor { + + constructor() { + + /** + * The label of the texture. + * + * @type {string} + */ + this.label = ''; + + /** + * The size of the texture. + * + * @type {{width: number, height: number, depthOrArrayLayers: number}} + */ + this.size = { width: 0, height: 1, depthOrArrayLayers: 1 }; + + /** + * The number of mip levels the texture will contain. + * + * @type {number} + * @default 1 + */ + this.mipLevelCount = 1; + + /** + * The sample count of the texture. + * + * @type {number} + * @default 1 + */ + this.sampleCount = 1; + + /** + * The dimension of the set of texel coordinates. + * + * @type {string} + * @default '2d' + */ + this.dimension = '2d'; + + /** + * The format of the texture. + * + * @type {string|undefined} + */ + this.format = undefined; + + /** + * The allowed usages for the texture. + * + * @type {number|undefined} + */ + this.usage = undefined; + + /** + * The formats that views of this texture may use. + * + * @type {Array} + */ + this.viewFormats = []; + + /** + * The view dimension to use when binding the texture (compatibility mode). + * + * @type {string|undefined} + */ + this.textureBindingViewDimension = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.size.width = 0; + this.size.height = 1; + this.size.depthOrArrayLayers = 1; + this.mipLevelCount = 1; + this.sampleCount = 1; + this.dimension = '2d'; + this.format = undefined; + this.usage = undefined; + this.viewFormats.length = 0; + this.textureBindingViewDimension = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUTexture.createView()`. + * + * @private + */ +class GPUTextureViewDescriptor { + + constructor() { + + /** + * The label of the texture view. + * + * @type {string} + */ + this.label = ''; + + /** + * The format of the texture view. + * + * @type {string|undefined} + */ + this.format = undefined; + + /** + * The dimension of the texture view. + * + * @type {string|undefined} + */ + this.dimension = undefined; + + /** + * The allowed usages for the texture view. + * + * @type {number} + * @default 0 + */ + this.usage = 0; + + /** + * Which aspect of the texture is referenced. + * + * @type {string} + * @default 'all' + */ + this.aspect = 'all'; + + /** + * The first mip level accessible to the texture view. + * + * @type {number} + * @default 0 + */ + this.baseMipLevel = 0; + + /** + * The number of mip levels accessible to the texture view. + * + * @type {number|undefined} + */ + this.mipLevelCount = undefined; + + /** + * The first array layer accessible to the texture view. + * + * @type {number} + * @default 0 + */ + this.baseArrayLayer = 0; + + /** + * The number of array layers accessible to the texture view. + * + * @type {number|undefined} + */ + this.arrayLayerCount = undefined; + + /** + * The component swizzle to apply when sampling the texture view. + * Requires the `'texture-component-swizzle'` feature; ignored otherwise. + * + * @type {string} + * @default 'rgba' + */ + this.swizzle = 'rgba'; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.format = undefined; + this.dimension = undefined; + this.usage = 0; + this.aspect = 'all'; + this.baseMipLevel = 0; + this.mipLevelCount = undefined; + this.baseArrayLayer = 0; + this.arrayLayerCount = undefined; + this.swizzle = 'rgba'; + + } + +} + +const _bindGroupDescriptor$1 = new GPUBindGroupDescriptor(); +const _bufferDescriptor$5 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$4 = new GPUCommandEncoderDescriptor(); +const _renderBundleEncoderDescriptor$1 = new GPURenderBundleEncoderDescriptor(); +const _renderPassDescriptor = new GPURenderPassDescriptor(); +const _renderPipelineDescriptor$1 = new GPURenderPipelineDescriptor(); +const _colorAttachment = new GPURenderPassColorAttachment(); +const _shaderModuleDescriptor$1 = new GPUShaderModuleDescriptor(); +const _textureDescriptor$1 = new GPUTextureDescriptor(); +const _viewDescriptor$2 = new GPUTextureViewDescriptor(); + /** * A WebGPU backend utility module used by {@link WebGPUTextureUtils}. * @@ -73025,20 +74306,25 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { * flip uniform buffer * @type {GPUBuffer} */ - this.flipUniformBuffer = device.createBuffer( { - size: 4, - usage: GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST - } ); + _bufferDescriptor$5.size = 4; + _bufferDescriptor$5.usage = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST; + + this.flipUniformBuffer = device.createBuffer( _bufferDescriptor$5 ); + + _bufferDescriptor$5.reset(); + device.queue.writeBuffer( this.flipUniformBuffer, 0, new Uint32Array( [ 1 ] ) ); /** * no flip uniform buffer * @type {GPUBuffer} */ - this.noFlipUniformBuffer = device.createBuffer( { - size: 4, - usage: GPUBufferUsage.UNIFORM - } ); + _bufferDescriptor$5.size = 4; + _bufferDescriptor$5.usage = GPUBufferUsage.UNIFORM; + + this.noFlipUniformBuffer = device.createBuffer( _bufferDescriptor$5 ); + + _bufferDescriptor$5.reset(); /** * A cache for GPU render pipelines used for copy/transfer passes. @@ -73053,10 +74339,12 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { * * @type {GPUShaderModule} */ - this.mipmapShaderModule = device.createShaderModule( { - label: 'mipmap', - code: mipmapSource - } ); + _shaderModuleDescriptor$1.label = 'mipmap'; + _shaderModuleDescriptor$1.code = mipmapSource; + + this.mipmapShaderModule = device.createShaderModule( _shaderModuleDescriptor$1 ); + + _shaderModuleDescriptor$1.reset(); } @@ -73076,18 +74364,18 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { if ( pipeline === undefined ) { - pipeline = this.device.createRenderPipeline( { - label: `mipmap-${ format }-${ textureBindingViewDimension }`, - vertex: { - module: this.mipmapShaderModule, - }, - fragment: { - module: this.mipmapShaderModule, - entryPoint: `main_${ textureBindingViewDimension.replace( '-', '_' ) }`, - targets: [ { format } ] - }, - layout: 'auto' - } ); + _renderPipelineDescriptor$1.label = `mipmap-${ format }-${ textureBindingViewDimension }`; + _renderPipelineDescriptor$1.vertex = { module: this.mipmapShaderModule }; + _renderPipelineDescriptor$1.fragment = { + module: this.mipmapShaderModule, + entryPoint: `main_${ textureBindingViewDimension.replace( '-', '_' ) }`, + targets: [ { format } ] + }; + _renderPipelineDescriptor$1.layout = 'auto'; + + pipeline = this.device.createRenderPipeline( _renderPipelineDescriptor$1 ); + + _renderPipelineDescriptor$1.reset(); this.transferPipelines[ key ] = pipeline; @@ -73109,53 +74397,67 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { const format = textureGPUDescriptor.format; const { width, height } = textureGPUDescriptor.size; - const tempTexture = this.device.createTexture( { - size: { width, height }, - format, - usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING - } ); + _textureDescriptor$1.size.width = width; + _textureDescriptor$1.size.height = height; + _textureDescriptor$1.format = format; + _textureDescriptor$1.usage = GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING; + + const tempTexture = this.device.createTexture( _textureDescriptor$1 ); + + _textureDescriptor$1.reset(); const copyTransferPipeline = this.getTransferPipeline( format, textureGPU.textureBindingViewDimension ); const flipTransferPipeline = this.getTransferPipeline( format, tempTexture.textureBindingViewDimension ); - const commandEncoder = this.device.createCommandEncoder( {} ); + const commandEncoder = this.device.createCommandEncoder( _commandEncoderDescriptor$4 ); const pass = ( pipeline, sourceTexture, sourceArrayLayer, destinationTexture, destinationArrayLayer, flipY ) => { const bindGroupLayout = pipeline.getBindGroupLayout( 0 ); // @TODO: Consider making this static. - const bindGroup = this.device.createBindGroup( { - layout: bindGroupLayout, - entries: [ { - binding: 0, - resource: this.flipYSampler - }, { - binding: 1, - resource: sourceTexture.createView( { - dimension: sourceTexture.textureBindingViewDimension || '2d-array', - baseMipLevel: 0, - mipLevelCount: 1, - } ), - }, { - binding: 2, - resource: { buffer: flipY ? this.flipUniformBuffer : this.noFlipUniformBuffer } - } ] - } ); + _viewDescriptor$2.dimension = sourceTexture.textureBindingViewDimension || '2d-array'; + _viewDescriptor$2.mipLevelCount = 1; - const passEncoder = commandEncoder.beginRenderPass( { - colorAttachments: [ { - view: destinationTexture.createView( { - dimension: '2d', - baseMipLevel: 0, - mipLevelCount: 1, - baseArrayLayer: destinationArrayLayer, - arrayLayerCount: 1, - } ), - loadOp: GPULoadOp.Clear, - storeOp: GPUStoreOp.Store, - } ] + const sourceView = sourceTexture.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); + + _bindGroupDescriptor$1.layout = bindGroupLayout; + _bindGroupDescriptor$1.entries.push( { + binding: 0, + resource: this.flipYSampler + }, { + binding: 1, + resource: sourceView, + }, { + binding: 2, + resource: { buffer: flipY ? this.flipUniformBuffer : this.noFlipUniformBuffer } } ); + const bindGroup = this.device.createBindGroup( _bindGroupDescriptor$1 ); + + _bindGroupDescriptor$1.reset(); + + _viewDescriptor$2.dimension = '2d'; + _viewDescriptor$2.mipLevelCount = 1; + _viewDescriptor$2.baseArrayLayer = destinationArrayLayer; + _viewDescriptor$2.arrayLayerCount = 1; + + const destinationView = destinationTexture.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); + + _colorAttachment.view = destinationView; + _colorAttachment.loadOp = GPULoadOp.Clear; + _colorAttachment.storeOp = GPUStoreOp.Store; + + _renderPassDescriptor.colorAttachments.push( _colorAttachment ); + + const passEncoder = commandEncoder.beginRenderPass( _renderPassDescriptor ); + + _renderPassDescriptor.reset(); + _colorAttachment.reset(); + passEncoder.setPipeline( pipeline ); passEncoder.setBindGroup( 0, bindGroup ); passEncoder.draw( 3, 1, 0, sourceArrayLayer ); @@ -73166,7 +74468,7 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { pass( copyTransferPipeline, textureGPU, baseArrayLayer, tempTexture, 0, false ); pass( flipTransferPipeline, tempTexture, 0, textureGPU, baseArrayLayer, true ); - this.device.queue.submit( [ commandEncoder.finish() ] ); + submit( this.device, commandEncoder.finish() ); tempTexture.destroy(); @@ -73184,11 +74486,19 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { const passes = textureData.layers || this._mipmapCreateBundles( textureGPU ); - const commandEncoder = encoder || this.device.createCommandEncoder( { label: 'mipmapEncoder' } ); + let commandEncoder = encoder; + + if ( commandEncoder === null ) { + + _commandEncoderDescriptor$4.label = 'mipmapEncoder'; + commandEncoder = this.device.createCommandEncoder( _commandEncoderDescriptor$4 ); + _commandEncoderDescriptor$4.reset(); + + } this._mipmapRunBundles( commandEncoder, passes ); - if ( encoder === null ) this.device.queue.submit( [ commandEncoder.finish() ] ); + if ( encoder === null ) submit( this.device, commandEncoder.finish() ); textureData.layers = passes; @@ -73214,42 +74524,54 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { for ( let baseArrayLayer = 0; baseArrayLayer < textureGPU.depthOrArrayLayers; baseArrayLayer ++ ) { - const bindGroup = this.device.createBindGroup( { - layout: bindGroupLayout, - entries: [ { - binding: 0, - resource: this.mipmapSampler - }, { - binding: 1, - resource: textureGPU.createView( { - dimension: textureBindingViewDimension, - baseMipLevel: baseMipLevel - 1, - mipLevelCount: 1, - } ), - }, { - binding: 2, - resource: { buffer: this.noFlipUniformBuffer } - } ] - } ); + _viewDescriptor$2.dimension = textureBindingViewDimension; + _viewDescriptor$2.baseMipLevel = baseMipLevel - 1; + _viewDescriptor$2.mipLevelCount = 1; - const passDescriptor = { - colorAttachments: [ { - view: textureGPU.createView( { - dimension: '2d', - baseMipLevel, - mipLevelCount: 1, - baseArrayLayer, - arrayLayerCount: 1, - } ), - loadOp: GPULoadOp.Clear, - storeOp: GPUStoreOp.Store, - } ] - }; + const sourceView = textureGPU.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); - const passEncoder = this.device.createRenderBundleEncoder( { - colorFormats: [ textureGPU.format ] + _bindGroupDescriptor$1.layout = bindGroupLayout; + _bindGroupDescriptor$1.entries.push( { + binding: 0, + resource: this.mipmapSampler + }, { + binding: 1, + resource: sourceView, + }, { + binding: 2, + resource: { buffer: this.noFlipUniformBuffer } } ); + const bindGroup = this.device.createBindGroup( _bindGroupDescriptor$1 ); + + _bindGroupDescriptor$1.reset(); + + _viewDescriptor$2.dimension = '2d'; + _viewDescriptor$2.baseMipLevel = baseMipLevel; + _viewDescriptor$2.mipLevelCount = 1; + _viewDescriptor$2.baseArrayLayer = baseArrayLayer; + _viewDescriptor$2.arrayLayerCount = 1; + + const destinationView = textureGPU.createView( _viewDescriptor$2 ); + + _viewDescriptor$2.reset(); + + const passColorAttachment = new GPURenderPassColorAttachment(); + passColorAttachment.view = destinationView; + passColorAttachment.loadOp = GPULoadOp.Clear; + passColorAttachment.storeOp = GPUStoreOp.Store; + + const passDescriptor = new GPURenderPassDescriptor(); + passDescriptor.colorAttachments.push( passColorAttachment ); + + _renderBundleEncoderDescriptor$1.colorFormats = [ textureGPU.format ]; + + const passEncoder = this.device.createRenderBundleEncoder( _renderBundleEncoderDescriptor$1 ); + + _renderBundleEncoderDescriptor$1.reset(); + passEncoder.setPipeline( pipeline ); passEncoder.setBindGroup( 0, bindGroup ); passEncoder.draw( 3, 1, 0, baseArrayLayer ); @@ -73293,6 +74615,441 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { } +/** + * Reusable descriptor for `GPUDevice.createSampler()`. + * + * @private + */ +class GPUSamplerDescriptor { + + constructor() { + + /** + * The label of the sampler. + * + * @type {string} + */ + this.label = ''; + + /** + * The address mode for the sampler's U coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeU = 'clamp-to-edge'; + + /** + * The address mode for the sampler's V coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeV = 'clamp-to-edge'; + + /** + * The address mode for the sampler's W coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeW = 'clamp-to-edge'; + + /** + * The magnification filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.magFilter = 'nearest'; + + /** + * The minification filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.minFilter = 'nearest'; + + /** + * The mipmap filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.mipmapFilter = 'nearest'; + + /** + * The minimum level of detail used to sample. + * + * @type {number} + * @default 0 + */ + this.lodMinClamp = 0; + + /** + * The maximum level of detail used to sample. + * + * @type {number} + * @default 32 + */ + this.lodMaxClamp = 32; + + /** + * The compare function used by the sampler. + * + * @type {string|undefined} + */ + this.compare = undefined; + + /** + * The maximum allowed anisotropic filtering. + * + * @type {number} + * @default 1 + */ + this.maxAnisotropy = 1; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.addressModeU = 'clamp-to-edge'; + this.addressModeV = 'clamp-to-edge'; + this.addressModeW = 'clamp-to-edge'; + this.magFilter = 'nearest'; + this.minFilter = 'nearest'; + this.mipmapFilter = 'nearest'; + this.lodMinClamp = 0; + this.lodMaxClamp = 32; + this.compare = undefined; + this.maxAnisotropy = 1; + + } + +} + +/** + * Reusable descriptor for `GPUTexelCopyTextureInfo`, the texture side of + * `GPUCommandEncoder.copyTextureToTexture()`, `copyTextureToBuffer()` and + * `GPUQueue.writeTexture()`. + * + * @private + */ +class GPUTexelCopyTextureInfo { + + constructor() { + + /** + * The target texture. + * + * @type {?GPUTexture} + * @default null + */ + this.texture = null; + + /** + * The mipmap level of the texture. + * + * @type {number} + * @default 0 + */ + this.mipLevel = 0; + + /** + * The origin offset within the texture. + * + * @type {{x: number, y: number, z: number}} + */ + this.origin = { x: 0, y: 0, z: 0 }; + + /** + * Which aspect of the texture is referenced. + * + * @type {string} + * @default 'all' + */ + this.aspect = 'all'; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.texture = null; + this.mipLevel = 0; + this.origin.x = 0; + this.origin.y = 0; + this.origin.z = 0; + this.aspect = 'all'; + + } + +} + +/** + * Reusable descriptor for `GPUTexelCopyBufferInfo`, the buffer side of + * `GPUCommandEncoder.copyTextureToBuffer()` and `copyBufferToTexture()`. + * + * @private + */ +class GPUTexelCopyBufferInfo { + + constructor() { + + /** + * The target buffer. + * + * @type {?GPUBuffer} + * @default null + */ + this.buffer = null; + + /** + * The byte offset within the buffer where the texel data begins. + * + * @type {number} + * @default 0 + */ + this.offset = 0; + + /** + * The stride, in bytes, between rows of texel blocks. + * + * @type {number|undefined} + */ + this.bytesPerRow = undefined; + + /** + * The number of texel block rows per single image of the texture. + * + * @type {number|undefined} + */ + this.rowsPerImage = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.buffer = null; + this.offset = 0; + this.bytesPerRow = undefined; + this.rowsPerImage = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUTexelCopyBufferLayout`, the data-layout argument + * to `GPUQueue.writeTexture()`. + * + * @private + */ +class GPUTexelCopyBufferLayout { + + constructor() { + + /** + * The byte offset within the source data where the texel data begins. + * + * @type {number} + * @default 0 + */ + this.offset = 0; + + /** + * The stride, in bytes, between rows of texel blocks. + * + * @type {number|undefined} + */ + this.bytesPerRow = undefined; + + /** + * The number of texel block rows per single image of the texture. + * + * @type {number|undefined} + */ + this.rowsPerImage = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.offset = 0; + this.bytesPerRow = undefined; + this.rowsPerImage = undefined; + + } + +} + +/** + * Reusable descriptor for `GPUCopyExternalImageSourceInfo`, the source argument + * to `GPUQueue.copyExternalImageToTexture()`. + * + * @private + */ +class GPUCopyExternalImageSourceInfo { + + constructor() { + + /** + * The image-like source. + * + * @type {?(ImageBitmap|ImageData|HTMLImageElement|HTMLVideoElement|VideoFrame|HTMLCanvasElement|OffscreenCanvas)} + * @default null + */ + this.source = null; + + /** + * The origin offset within the source. + * + * @type {{x: number, y: number}} + */ + this.origin = { x: 0, y: 0 }; + + /** + * Whether the source is flipped vertically before copying. + * + * @type {boolean} + * @default false + */ + this.flipY = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.source = null; + this.origin.x = 0; + this.origin.y = 0; + this.flipY = false; + + } + +} + +/** + * Reusable descriptor for `GPUCopyExternalImageDestInfo`, the destination + * argument to `GPUQueue.copyExternalImageToTexture()`. + * + * @private + * @augments GPUTexelCopyTextureInfo + */ +class GPUCopyExternalImageDestInfo extends GPUTexelCopyTextureInfo { + + constructor() { + + super(); + + /** + * The predefined color space the destination texture is interpreted in. + * + * @type {string} + * @default 'srgb' + */ + this.colorSpace = 'srgb'; + + /** + * Whether the destination texture has premultiplied alpha. + * + * @type {boolean} + * @default false + */ + this.premultipliedAlpha = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + super.reset(); + this.colorSpace = 'srgb'; + this.premultipliedAlpha = false; + + } + +} + +/** + * Reusable descriptor for `GPUExtent3D` in its dictionary form, used by + * `GPUQueue.writeTexture()`, `GPUQueue.copyExternalImageToTexture()` and + * the various `GPUCommandEncoder` copy methods. + * + * @private + */ +class GPUExtent3D { + + constructor() { + + /** + * The width of the extent. + * + * @type {number} + * @default 0 + */ + this.width = 0; + + /** + * The height of the extent. + * + * @type {number} + * @default 1 + */ + this.height = 1; + + /** + * The depth (for 3D textures) or number of array layers. + * + * @type {number} + * @default 1 + */ + this.depthOrArrayLayers = 1; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.width = 0; + this.height = 1; + this.depthOrArrayLayers = 1; + + } + +} + +const _bufferDescriptor$4 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$3 = new GPUCommandEncoderDescriptor(); +const _samplerDescriptor = new GPUSamplerDescriptor(); +const _texelCopyTextureInfo = new GPUTexelCopyTextureInfo(); +const _texelCopyBufferInfo = new GPUTexelCopyBufferInfo(); +const _texelCopyBufferLayout = new GPUTexelCopyBufferLayout(); +const _copyExternalImageSourceInfo = new GPUCopyExternalImageSourceInfo(); +const _copyExternalImageDestInfo = new GPUCopyExternalImageDestInfo(); +const _textureDescriptor = new GPUTextureDescriptor(); +const _extent3D$1 = new GPUExtent3D(); + const _compareToWebGPU = { [ NeverCompare ]: 'never', [ LessCompare ]: 'less', @@ -73308,25 +75065,28 @@ const _flipMap = [ 0, 1, 3, 2, 4, 5 ]; function writeTextureLayer( device, textureGPU, mipLevel, layerIndex, mipmap, bytesPerImage, bytesPerRow, rowsPerImage, textureWidth, textureHeight ) { + _texelCopyTextureInfo.texture = textureGPU; + _texelCopyTextureInfo.mipLevel = mipLevel; + _texelCopyTextureInfo.origin.z = layerIndex; + + _texelCopyBufferLayout.offset = layerIndex * bytesPerImage; + _texelCopyBufferLayout.bytesPerRow = bytesPerRow; + _texelCopyBufferLayout.rowsPerImage = rowsPerImage; + + _extent3D$1.width = textureWidth; + _extent3D$1.height = textureHeight; + device.queue.writeTexture( - { - texture: textureGPU, - mipLevel, - origin: { x: 0, y: 0, z: layerIndex } - }, + _texelCopyTextureInfo, mipmap.data, - { - offset: layerIndex * bytesPerImage, - bytesPerRow, - rowsPerImage - }, - { - width: textureWidth, - height: textureHeight, - depthOrArrayLayers: 1 - } + _texelCopyBufferLayout, + _extent3D$1 ); + _texelCopyTextureInfo.reset(); + _texelCopyBufferLayout.reset(); + _extent3D$1.reset(); + } /** @@ -73395,54 +75155,55 @@ class WebGPUTextureUtils { * Creates a GPU sampler for the given texture. * * @param {Texture} texture - The texture to create the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( texture ) { + updateSampler( texture, textureNode ) { const backend = this.backend; const samplerKey = texture.minFilter + '-' + texture.magFilter + '-' + texture.wrapS + '-' + texture.wrapT + '-' + ( texture.wrapR || '0' ) + '-' + - texture.anisotropy + '-' + ( texture.compareFunction || 0 ); + texture.anisotropy + '-' + ( texture.isDepthTexture === true ? 1 : 0 ) + '-' + + ( texture.compareFunction !== null && textureNode.compareNode !== null ? texture.compareFunction : 0 ); let samplerData = this._samplerCache.get( samplerKey ); if ( samplerData === undefined ) { - const samplerDescriptorGPU = { - addressModeU: this._convertAddressMode( texture.wrapS ), - addressModeV: this._convertAddressMode( texture.wrapT ), - addressModeW: this._convertAddressMode( texture.wrapR ), - magFilter: this._convertFilterMode( texture.magFilter ), - minFilter: this._convertFilterMode( texture.minFilter ), - mipmapFilter: this._convertFilterMode( texture.minFilter ), - maxAnisotropy: 1 - }; + _samplerDescriptor.addressModeU = this._convertAddressMode( texture.wrapS ); + _samplerDescriptor.addressModeV = this._convertAddressMode( texture.wrapT ); + _samplerDescriptor.addressModeW = this._convertAddressMode( texture.wrapR ); + _samplerDescriptor.magFilter = this._convertFilterMode( texture.magFilter ); + _samplerDescriptor.minFilter = this._convertFilterMode( texture.minFilter ); + _samplerDescriptor.mipmapFilter = this._convertMipmapFilterMode( texture.minFilter ); // Depth textures without compare function must use non-filtering (nearest) sampling - if ( texture.isDepthTexture && texture.compareFunction === null ) { + if ( texture.isDepthTexture && ( texture.compareFunction === null || textureNode.compareNode === null ) ) { - samplerDescriptorGPU.magFilter = GPUFilterMode.Nearest; - samplerDescriptorGPU.minFilter = GPUFilterMode.Nearest; - samplerDescriptorGPU.mipmapFilter = GPUFilterMode.Nearest; + _samplerDescriptor.magFilter = GPUFilterMode.Nearest; + _samplerDescriptor.minFilter = GPUFilterMode.Nearest; + _samplerDescriptor.mipmapFilter = GPUFilterMode.Nearest; } // anisotropy can only be used when all filter modes are set to linear. - if ( samplerDescriptorGPU.magFilter === GPUFilterMode.Linear && samplerDescriptorGPU.minFilter === GPUFilterMode.Linear && samplerDescriptorGPU.mipmapFilter === GPUFilterMode.Linear ) { + if ( _samplerDescriptor.magFilter === GPUFilterMode.Linear && _samplerDescriptor.minFilter === GPUFilterMode.Linear && _samplerDescriptor.mipmapFilter === GPUFilterMode.Linear ) { - samplerDescriptorGPU.maxAnisotropy = texture.anisotropy; + _samplerDescriptor.maxAnisotropy = texture.anisotropy; } - if ( texture.isDepthTexture && texture.compareFunction !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { + if ( texture.isDepthTexture && texture.compareFunction !== null && textureNode.compareNode !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { - samplerDescriptorGPU.compare = _compareToWebGPU[ texture.compareFunction ]; + _samplerDescriptor.compare = _compareToWebGPU[ texture.compareFunction ]; } - const sampler = backend.device.createSampler( samplerDescriptorGPU ); + const sampler = backend.device.createSampler( _samplerDescriptor ); + + _samplerDescriptor.reset(); samplerData = { sampler, usedTimes: 0 }; @@ -73575,19 +75336,16 @@ class WebGPUTextureUtils { } - const textureDescriptorGPU = { - label: texture.name, - size: { - width: width, - height: height, - depthOrArrayLayers: depth, - }, - mipLevelCount: levels, - sampleCount: primarySamples, - dimension: dimension, - format: format, - usage: usage - }; + const textureDescriptorGPU = new GPUTextureDescriptor(); + textureDescriptorGPU.label = texture.name; + textureDescriptorGPU.size.width = width; + textureDescriptorGPU.size.height = height; + textureDescriptorGPU.size.depthOrArrayLayers = depth; + textureDescriptorGPU.mipLevelCount = levels; + textureDescriptorGPU.sampleCount = primarySamples; + textureDescriptorGPU.dimension = dimension; + textureDescriptorGPU.format = format; + textureDescriptorGPU.usage = usage; // texture creation @@ -73697,17 +75455,16 @@ class WebGPUTextureUtils { if ( colorBuffer ) colorBuffer.destroy(); - colorBuffer = backend.device.createTexture( { - label: 'colorBuffer', - size: { - width: width, - height: height, - depthOrArrayLayers: 1 - }, - sampleCount: backend.utils.getSampleCount( backend.renderer.currentSamples ), - format: backend.utils.getPreferredCanvasFormat(), - usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC - } ); + _textureDescriptor.label = 'colorBuffer'; + _textureDescriptor.size.width = width; + _textureDescriptor.size.height = height; + _textureDescriptor.sampleCount = backend.utils.getSampleCount( backend.renderer.currentSamples ); + _textureDescriptor.format = backend.utils.getPreferredCanvasFormat(); + _textureDescriptor.usage = GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC; + + colorBuffer = backend.device.createTexture( _textureDescriptor ); + + _textureDescriptor.reset(); // @@ -73952,34 +75709,39 @@ class WebGPUTextureUtils { let bytesPerRow = width * bytesPerTexel; bytesPerRow = Math.ceil( bytesPerRow / 256 ) * 256; // Align to 256 bytes - const readBuffer = device.createBuffer( - { - size: ( ( height - 1 ) * bytesPerRow ) + ( width * bytesPerTexel ), // see https://github.com/mrdoob/three.js/issues/31658#issuecomment-3229442010 - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } - ); + _bufferDescriptor$4.size = ( ( height - 1 ) * bytesPerRow ) + ( width * bytesPerTexel ); // see https://github.com/mrdoob/three.js/issues/31658#issuecomment-3229442010 + _bufferDescriptor$4.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; - const encoder = device.createCommandEncoder(); + const readBuffer = device.createBuffer( _bufferDescriptor$4 ); - encoder.copyTextureToBuffer( - { - texture: textureGPU, - origin: { x, y, z: faceIndex }, - }, - { - buffer: readBuffer, - bytesPerRow: bytesPerRow - }, - { - width: width, - height: height - } + _bufferDescriptor$4.reset(); + + const encoder = device.createCommandEncoder( _commandEncoderDescriptor$3 ); + + _texelCopyTextureInfo.texture = textureGPU; + _texelCopyTextureInfo.origin.x = x; + _texelCopyTextureInfo.origin.y = y; + _texelCopyTextureInfo.origin.z = faceIndex; + + _texelCopyBufferInfo.buffer = readBuffer; + _texelCopyBufferInfo.bytesPerRow = bytesPerRow; + _extent3D$1.width = width; + _extent3D$1.height = height; + + encoder.copyTextureToBuffer( + _texelCopyTextureInfo, + _texelCopyBufferInfo, + _extent3D$1 ); + _texelCopyTextureInfo.reset(); + _texelCopyBufferInfo.reset(); + _extent3D$1.reset(); + const typedArrayType = this._getTypedArrayType( format ); - device.queue.submit( [ encoder.finish() ] ); + submit( device, encoder.finish() ); await readBuffer.mapAsync( GPUMapMode.READ ); @@ -74124,27 +75886,36 @@ class WebGPUTextureUtils { const width = ( mipLevel > 0 ) ? image.width : textureDescriptorGPU.size.width; const height = ( mipLevel > 0 ) ? image.height : textureDescriptorGPU.size.height; + _copyExternalImageSourceInfo.source = image; + _copyExternalImageSourceInfo.flipY = flipY; + + _copyExternalImageDestInfo.texture = textureGPU; + _copyExternalImageDestInfo.mipLevel = mipLevel; + _copyExternalImageDestInfo.origin.z = originDepth; + _copyExternalImageDestInfo.premultipliedAlpha = premultiplyAlpha; + + _extent3D$1.width = width; + _extent3D$1.height = height; + try { device.queue.copyExternalImageToTexture( - { - source: image, - flipY: flipY - }, { - texture: textureGPU, - mipLevel: mipLevel, - origin: { x: 0, y: 0, z: originDepth }, - premultipliedAlpha: premultiplyAlpha - }, { - width: width, - height: height, - depthOrArrayLayers: 1 - } + _copyExternalImageSourceInfo, + _copyExternalImageDestInfo, + _extent3D$1 ); // try/catch has been added to fix bad video frame data on certain devices, see #32391 - } catch ( _ ) {} + } catch ( _ ) { + + } finally { + + _copyExternalImageSourceInfo.reset(); + _copyExternalImageDestInfo.reset(); + _extent3D$1.reset(); + + } } @@ -74219,22 +75990,26 @@ class WebGPUTextureUtils { const bytesPerTexel = this._getBytesPerTexel( textureDescriptorGPU.format ); const bytesPerRow = image.width * bytesPerTexel; + _texelCopyTextureInfo.texture = textureGPU; + _texelCopyTextureInfo.mipLevel = mipLevel; + _texelCopyTextureInfo.origin.z = originDepth; + + _texelCopyBufferLayout.offset = image.width * image.height * bytesPerTexel * depth; + _texelCopyBufferLayout.bytesPerRow = bytesPerRow; + + _extent3D$1.width = image.width; + _extent3D$1.height = image.height; + device.queue.writeTexture( - { - texture: textureGPU, - mipLevel: mipLevel, - origin: { x: 0, y: 0, z: originDepth } - }, + _texelCopyTextureInfo, data, - { - offset: image.width * image.height * bytesPerTexel * depth, - bytesPerRow - }, - { - width: image.width, - height: image.height, - depthOrArrayLayers: 1 - } ); + _texelCopyBufferLayout, + _extent3D$1 + ); + + _texelCopyTextureInfo.reset(); + _texelCopyBufferLayout.reset(); + _extent3D$1.reset(); if ( flipY === true ) { @@ -74388,6 +76163,27 @@ class WebGPUTextureUtils { } + /** + * Converts the three.js filter constants to a GPU mipmap filter constant. + * Unlike `_convertFilterMode`, this extracts the between-mip-level filtering + * axis from the combined three.js constant rather than the within-level axis. + * + * @private + * @param {number} value - The three.js constant defining a filter mode. + * @return {string} The GPU mipmap filter mode. + */ + _convertMipmapFilterMode( value ) { + + if ( value === NearestMipmapLinearFilter || value === LinearMipmapLinearFilter ) { + + return GPUFilterMode.Linear; + + } + + return GPUFilterMode.Nearest; + + } + /** * Returns the bytes-per-texel value for the given GPU texture format. * @@ -75517,7 +77313,7 @@ class WGSLNodeBuilder extends NodeBuilder { */ generateWrapFunction( texture ) { - const functionName = `tsl_coord_${ wrapNames[ texture.wrapS ] }S_${ wrapNames[ texture.wrapT ] }_${ texture.is3DTexture || texture.isData3DTexture ? '3d' : '2d' }T`; + const functionName = `tsl_coord_${ wrapNames[ texture.wrapS ] }S_${ wrapNames[ texture.wrapT ] }T_${ texture.is3DTexture || texture.isData3DTexture ? '3d' : '2d' }`; let nodeCode = wgslCodeCache[ functionName ]; @@ -76015,6 +77811,80 @@ class WGSLNodeBuilder extends NodeBuilder { } + /** + * Generates the WGSL snippet for gathering four texels from the given texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A WGSL snippet that represents texture coordinates used for sampling. + * @param {string} gatherSnippet - A WGSL snippet that represents the index of the channel to read. + * @param {?string} depthSnippet - A WGSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A WGSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A WGSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The WGSL snippet. + */ + generateTextureGather( texture, textureProperty, uvSnippet, gatherSnippet, depthSnippet, offsetSnippet ) { + + const componentSnippet = texture.isDepthTexture === true ? '' : `${gatherSnippet}, `; + + if ( depthSnippet ) { + + if ( offsetSnippet ) { + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet } )`; + + } + + if ( offsetSnippet ) { + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGather( ${componentSnippet}${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet })`; + + } + + /** + * Generates the WGSL snippet for performing a depth comparison on four texels in the given depth texture. + * + * @param {Texture} texture - The texture. + * @param {string} textureProperty - The name of the texture uniform in the shader. + * @param {string} uvSnippet - A WGSL snippet that represents texture coordinates used for sampling. + * @param {string} compareSnippet - A WGSL snippet that represents the reference value. + * @param {?string} depthSnippet - A WGSL snippet that represents 0-based texture array index to sample. + * @param {?string} offsetSnippet - A WGSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. + * @param {?string} flipYSnippet - A WGSL snippet that represents the y-flip. Only used for WebGL. + * @return {string} The WGSL snippet. + */ + generateTextureGatherCompare( texture, textureProperty, uvSnippet, compareSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) { + + if ( offsetSnippet ) { + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet }, ${ compareSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ depthSnippet }, ${ compareSnippet })`; + + } + + if ( offsetSnippet ) { + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ compareSnippet }, ${ offsetSnippet } )`; + + } + + return `textureGatherCompare( ${ textureProperty }, ${ textureProperty }_sampler, ${ uvSnippet }, ${ compareSnippet })`; + + } + /** * Generates the WGSL snippet when sampling textures with explicit mip level. * @@ -76292,7 +78162,8 @@ class WGSLNodeBuilder extends NodeBuilder { texture.setVisibility( gpuShaderStageLib[ shaderStage ] ); // Cube textures always need samplers (they use textureSampleLevel, not textureLoad) - const needsSampler = node.value.isCubeTexture === true || ( this.isUnfilterable( node.value ) === false && texture.store === false ); + // Also textureGather always need sampler. + const needsSampler = node.value.isCubeTexture === true || ( this.isUnfilterable( node.value ) === false && texture.store === false ) || node.gatherNode !== null; if ( needsSampler ) { @@ -77073,14 +78944,16 @@ ${ flowData.code } if ( uniform.type === 'texture' || uniform.type === 'cubeTexture' || uniform.type === 'cubeDepthTexture' || uniform.type === 'storageTexture' || uniform.type === 'texture3D' ) { - const texture = uniform.node.value; + const textureNode = uniform.node; + const texture = textureNode.value; // Cube textures always need samplers (they use textureSampleLevel, not textureLoad) - const needsSampler = texture.isCubeTexture === true || ( this.isUnfilterable( texture ) === false && uniform.node.isStorageTextureNode !== true ); + // Also textureGather always need sampler. + const needsSampler = texture.isCubeTexture === true || ( this.isUnfilterable( texture ) === false && textureNode.isStorageTextureNode !== true ) || textureNode.gatherNode !== null; if ( needsSampler ) { - if ( this.isSampleCompare( texture ) ) { + if ( this.isSampleCompare( texture ) && textureNode.compareNode !== null ) { bindingSnippets.push( `@binding( ${ uniformIndexes.binding ++ } ) @group( ${ uniformIndexes.group } ) var ${ uniform.name }_sampler : sampler_comparison;` ); @@ -77685,270 +79558,8 @@ var<${access}> ${ name } : ${ structName };`; } -/** - * A WebGPU backend utility module with common helpers. - * - * @private - */ -class WebGPUUtils { - - /** - * Constructs a new utility object. - * - * @param {WebGPUBackend} backend - The WebGPU backend. - */ - constructor( backend ) { - - /** - * A reference to the WebGPU backend. - * - * @type {WebGPUBackend} - */ - this.backend = backend; - - } - - /** - * Returns the depth/stencil GPU format for the given render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {string} The depth/stencil GPU texture format. - */ - getCurrentDepthStencilFormat( renderContext ) { - - let format; - - if ( renderContext.depth ) { - - if ( renderContext.depthTexture !== null ) { - - format = this.getTextureFormatGPU( renderContext.depthTexture ); - - } else if ( renderContext.stencil ) { - - if ( this.backend.renderer.reversedDepthBuffer === true ) { - - format = GPUTextureFormat.Depth32FloatStencil8; - - } else { - - format = GPUTextureFormat.Depth24PlusStencil8; - - } - - } else { - - if ( this.backend.renderer.reversedDepthBuffer === true ) { - - format = GPUTextureFormat.Depth32Float; - - } else { - - format = GPUTextureFormat.Depth24Plus; - - } - - } - - } - - return format; - - } - - /** - * Returns the GPU format for the given texture. - * - * @param {Texture} texture - The texture. - * @return {string} The GPU texture format. - */ - getTextureFormatGPU( texture ) { - - return this.backend.get( texture ).format; - - } - - /** - * Returns an object that defines the multi-sampling state of the given texture. - * - * @param {Texture} texture - The texture. - * @return {Object} The multi-sampling state. - */ - getTextureSampleData( texture ) { - - let samples; - - if ( texture.isFramebufferTexture ) { - - samples = 1; - - } else if ( texture.isDepthTexture && ! texture.renderTarget ) { - - const renderer = this.backend.renderer; - const renderTarget = renderer.getRenderTarget(); - - samples = renderTarget ? renderTarget.samples : renderer.currentSamples; - - } else if ( texture.renderTarget ) { - - samples = texture.renderTarget.samples; - - } - - samples = samples || 1; - - const isMSAA = samples > 1 && texture.renderTarget !== null && ( texture.isDepthTexture !== true && texture.isFramebufferTexture !== true ); - const primarySamples = isMSAA ? 1 : samples; - - return { samples, primarySamples, isMSAA }; - - } - - /** - * Returns the default color attachment's GPU format of the current render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {string} The GPU texture format of the default color attachment. - */ - getCurrentColorFormat( renderContext ) { - - let format; - - if ( renderContext.textures !== null ) { - - format = this.getTextureFormatGPU( renderContext.textures[ 0 ] ); - - } else { - - format = this.getPreferredCanvasFormat(); // default context format - - } - - return format; - - } - - /** - * Returns the GPU formats of all color attachments of the current render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {Array} The GPU texture formats of all color attachments. - */ - getCurrentColorFormats( renderContext ) { - - if ( renderContext.textures !== null ) { - - return renderContext.textures.map( t => this.getTextureFormatGPU( t ) ); - - } else { - - return [ this.getPreferredCanvasFormat() ]; // default context format - - } - - } - - /** - * Returns the output color space of the current render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {string} The output color space. - */ - getCurrentColorSpace( renderContext ) { - - if ( renderContext.textures !== null ) { - - return renderContext.textures[ 0 ].colorSpace; - - } - - return this.backend.renderer.outputColorSpace; - - } - - /** - * Returns GPU primitive topology for the given object and material. - * - * @param {Object3D} object - The 3D object. - * @param {Material} material - The material. - * @return {string} The GPU primitive topology. - */ - getPrimitiveTopology( object, material ) { - - if ( object.isPoints ) return GPUPrimitiveTopology.PointList; - else if ( object.isLineSegments || ( object.isMesh && material.wireframe === true ) ) return GPUPrimitiveTopology.LineList; - else if ( object.isLine ) return GPUPrimitiveTopology.LineStrip; - else if ( object.isMesh ) return GPUPrimitiveTopology.TriangleList; - - } - - /** - * Returns a modified sample count from the given sample count value. - * - * That is required since WebGPU only supports either 1 or 4. - * - * @param {number} sampleCount - The input sample count. - * @return {number} The (potentially updated) output sample count. - */ - getSampleCount( sampleCount ) { - - return sampleCount >= 4 ? 4 : 1; - - } - - /** - * Returns the sample count of the given render context. - * - * @param {RenderContext} renderContext - The render context. - * @return {number} The sample count. - */ - getSampleCountRenderContext( renderContext ) { - - if ( renderContext.textures !== null ) { - - return this.getSampleCount( renderContext.sampleCount ); - - } - - return this.getSampleCount( this.backend.renderer.currentSamples ); - - } - - /** - * Returns the preferred canvas format. - * - * There is a separate method for this so it's possible to - * honor edge cases for specific devices. - * - * @return {string} The GPU texture format of the canvas. - */ - getPreferredCanvasFormat() { - - const parameters = this.backend.parameters; - - const bufferType = parameters.outputType; - - if ( bufferType === undefined ) { - - return navigator.gpu.getPreferredCanvasFormat(); - - } else if ( bufferType === UnsignedByteType ) { - - return GPUTextureFormat.BGRA8Unorm; - - } else if ( bufferType === HalfFloatType ) { - - return GPUTextureFormat.RGBA16Float; - - } else { - - throw new Error( 'Unsupported output buffer type.' ); - - } - - } - -} +const _bufferDescriptor$3 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$2 = new GPUCommandEncoderDescriptor(); const typedArraysToVertexFormatPrefix = new Map( [ [ Int8Array, [ 'sint8', 'snorm8' ]], @@ -78071,12 +79682,14 @@ class WebGPUAttributeUtils { const byteLength = array.byteLength; const size = byteLength + ( ( 4 - ( byteLength % 4 ) ) % 4 ); - buffer = device.createBuffer( { - label: bufferAttribute.name, - size: size, - usage: usage, - mappedAtCreation: true - } ); + _bufferDescriptor$3.label = bufferAttribute.name; + _bufferDescriptor$3.size = size; + _bufferDescriptor$3.usage = usage; + _bufferDescriptor$3.mappedAtCreation = true; + + buffer = device.createBuffer( _bufferDescriptor$3 ); + + _bufferDescriptor$3.reset(); new array.constructor( buffer.getMappedRange() ).set( array ); @@ -78298,11 +79911,13 @@ class WebGPUAttributeUtils { // initialize the GPU-side read copy buffer if it is not present if ( readbackInfo.readBufferGPU === undefined ) { - readBufferGPU = device.createBuffer( { - label: `${ target.name }_readback`, - size: target.maxByteLength, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor$3.label = `${ target.name }_readback`; + _bufferDescriptor$3.size = target.maxByteLength; + _bufferDescriptor$3.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + readBufferGPU = device.createBuffer( _bufferDescriptor$3 ); + + _bufferDescriptor$3.reset(); // release / dispose const releaseCallback = () => { @@ -78343,18 +79958,20 @@ class WebGPUAttributeUtils { } else { // create a new temp buffer for array buffers otherwise - readBufferGPU = device.createBuffer( { - label: `${ attribute.name }_readback`, - size: byteLength, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor$3.label = `${ attribute.name }_readback`; + _bufferDescriptor$3.size = byteLength; + _bufferDescriptor$3.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + readBufferGPU = device.createBuffer( _bufferDescriptor$3 ); + + _bufferDescriptor$3.reset(); } // copy the data - const cmdEncoder = device.createCommandEncoder( { - label: `readback_encoder_${ attribute.name }` - } ); + _commandEncoderDescriptor$2.label = `readback_encoder_${ attribute.name }`; + const cmdEncoder = device.createCommandEncoder( _commandEncoderDescriptor$2 ); + _commandEncoderDescriptor$2.reset(); cmdEncoder.copyBufferToBuffer( bufferGPU, @@ -78365,7 +79982,7 @@ class WebGPUAttributeUtils { ); const gpuCommands = cmdEncoder.finish(); - device.queue.submit( [ gpuCommands ] ); + submit( device, gpuCommands ); // map the data to the CPU await readBufferGPU.mapAsync( GPUMapMode.READ, 0, byteLength ); @@ -78466,6 +80083,10 @@ class WebGPUAttributeUtils { } +const _bindGroupDescriptor = new GPUBindGroupDescriptor(); +const _bufferDescriptor$2 = new GPUBufferDescriptor(); +const _viewDescriptor$1 = new GPUTextureViewDescriptor(); + /** * Class representing a WebGPU bind group layout. * @@ -78702,21 +80323,25 @@ class WebGPUBindingUtils { const usage = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST; const index = data[ 0 ]; - const buffer = device.createBuffer( { - label: 'bindingCameraIndex_' + index, - size: 16, // uint(4) * 4 - usage: usage - } ); + _bufferDescriptor$2.label = 'bindingCameraIndex_' + index; + _bufferDescriptor$2.size = 16; // uint(4) * 4 + _bufferDescriptor$2.usage = usage; + + const buffer = device.createBuffer( _bufferDescriptor$2 ); + + _bufferDescriptor$2.reset(); device.queue.writeBuffer( buffer, 0, data, 0 ); - const entries = [ { binding: 0, resource: { buffer } } ]; + _bindGroupDescriptor.label = 'bindGroupCameraIndex_' + index; + _bindGroupDescriptor.layout = layoutGPU; + _bindGroupDescriptor.entries.push( { binding: 0, resource: { buffer } } ); - return device.createBindGroup( { - label: 'bindGroupCameraIndex_' + index, - layout: layoutGPU, - entries - } ); + const bindGroup = device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + + return bindGroup; } @@ -78733,7 +80358,9 @@ class WebGPUBindingUtils { const device = backend.device; let bindingPoint = 0; - const entriesGPU = []; + + _bindGroupDescriptor.label = 'bindGroup_' + bindGroup.name; + _bindGroupDescriptor.layout = layoutGPU; for ( const binding of bindGroup.bindings ) { @@ -78741,13 +80368,13 @@ class WebGPUBindingUtils { const bindingData = backend.get( binding ); - entriesGPU.push( { binding: bindingPoint, resource: { buffer: bindingData.buffer } } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: { buffer: bindingData.buffer } } ); } else if ( binding.isStorageBuffer ) { const buffer = backend.get( binding.attribute ).buffer; - entriesGPU.push( { binding: bindingPoint, resource: { buffer: buffer } } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: { buffer: buffer } } ); } else if ( binding.isSampledTexture ) { @@ -78785,33 +80412,42 @@ class WebGPUBindingUtils { dimensionViewGPU = GPUTextureViewDimension.Cube; - } else if ( binding.isSampledTexture3D ) { - - dimensionViewGPU = GPUTextureViewDimension.ThreeD; - } else if ( binding.texture.isArrayTexture || binding.texture.isDataArrayTexture || binding.texture.isCompressedArrayTexture ) { + // Prefer the texture's actual array flag over the cached 3D binding type. + // Layered render targets can become array textures after shader compilation. dimensionViewGPU = GPUTextureViewDimension.TwoDArray; + } else if ( binding.isSampledTexture3D ) { + + dimensionViewGPU = GPUTextureViewDimension.ThreeD; + } else { dimensionViewGPU = GPUTextureViewDimension.TwoD; } - resourceGPU = textureData[ propertyName ] = textureData.texture.createView( { aspect: aspectGPU, dimension: dimensionViewGPU, mipLevelCount, baseMipLevel } ); + _viewDescriptor$1.aspect = aspectGPU; + _viewDescriptor$1.dimension = dimensionViewGPU; + _viewDescriptor$1.mipLevelCount = mipLevelCount; + _viewDescriptor$1.baseMipLevel = baseMipLevel; + + resourceGPU = textureData[ propertyName ] = textureData.texture.createView( _viewDescriptor$1 ); + + _viewDescriptor$1.reset(); } } - entriesGPU.push( { binding: bindingPoint, resource: resourceGPU } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: resourceGPU } ); } else if ( binding.isSampler ) { const textureGPU = backend.get( binding.texture ); - entriesGPU.push( { binding: bindingPoint, resource: textureGPU.sampler } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: textureGPU.sampler } ); } @@ -78819,11 +80455,11 @@ class WebGPUBindingUtils { } - return device.createBindGroup( { - label: 'bindGroup_' + bindGroup.name, - layout: layoutGPU, - entries: entriesGPU - } ); + const bindGroupGPU = device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + + return bindGroupGPU; } @@ -78991,7 +80627,7 @@ class WebGPUBindingUtils { if ( binding.texture.isDepthTexture ) { - if ( binding.texture.compareFunction !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { + if ( binding.texture.compareFunction !== null && binding.textureNode.compareNode !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { sampler.type = GPUSamplerBindingType.Comparison; @@ -79107,6 +80743,96 @@ class WebGPUCapabilities { } +/** + * Reusable descriptor for `GPUDevice.createComputePipeline()`. + * + * @private + */ +class GPUComputePipelineDescriptor { + + constructor() { + + /** + * The label of the compute pipeline. + * + * @type {string} + */ + this.label = ''; + + /** + * The pipeline layout the pipeline conforms to, or `'auto'`. + * + * @type {?GPUPipelineLayout|string} + * @default null + */ + this.layout = null; + + /** + * The programmable compute stage. + * + * @type {?Object} + * @default null + */ + this.compute = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.layout = null; + this.compute = null; + + } + +} + +/** + * Reusable descriptor for `GPUDevice.createPipelineLayout()`. + * + * @private + */ +class GPUPipelineLayoutDescriptor { + + constructor() { + + /** + * The label of the pipeline layout. + * + * @type {string} + */ + this.label = ''; + + /** + * The set of bind group layouts the pipeline layout describes. + * + * @type {?Array} + * @default null + */ + this.bindGroupLayouts = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.bindGroupLayouts = null; + + } + +} + +const _computePipelineDescriptor = new GPUComputePipelineDescriptor(); +const _pipelineLayoutDescriptor = new GPUPipelineLayoutDescriptor(); +const _renderBundleEncoderDescriptor = new GPURenderBundleEncoderDescriptor(); +const _renderPipelineDescriptor = new GPURenderPipelineDescriptor(); + /** * A WebGPU backend utility module for managing pipelines. * @@ -79308,20 +81034,19 @@ class WebGPUPipelineUtils { const sampleCount = this._getSampleCount( renderObject.context ); - const pipelineDescriptor = { - label: `renderPipeline_${ material.name || material.type }_${ material.id }`, - vertex: Object.assign( {}, vertexModule, { buffers: vertexBuffers } ), - fragment: Object.assign( {}, fragmentModule, { targets } ), - primitive: primitiveState, - multisample: { - count: sampleCount, - alphaToCoverageEnabled: material.alphaToCoverage && sampleCount > 1 - }, - layout: device.createPipelineLayout( { - bindGroupLayouts - } ) - }; + _pipelineLayoutDescriptor.bindGroupLayouts = bindGroupLayouts; + + const pipelineLayout = device.createPipelineLayout( _pipelineLayoutDescriptor ); + _pipelineLayoutDescriptor.reset(); + + _renderPipelineDescriptor.label = `renderPipeline_${ material.name || material.type }_${ material.id }`; + _renderPipelineDescriptor.vertex = Object.assign( {}, vertexModule, { buffers: vertexBuffers } ); + _renderPipelineDescriptor.fragment = Object.assign( {}, fragmentModule, { targets } ); + _renderPipelineDescriptor.primitive = primitiveState; + _renderPipelineDescriptor.multisample.count = sampleCount; + _renderPipelineDescriptor.multisample.alphaToCoverageEnabled = material.alphaToCoverage && sampleCount > 1; + _renderPipelineDescriptor.layout = pipelineLayout; const depthStencil = {}; const renderDepth = renderObject.context.depth; @@ -79354,7 +81079,7 @@ class WebGPUPipelineUtils { } - pipelineDescriptor.depthStencil = depthStencil; + _renderPipelineDescriptor.depthStencil = depthStencil; } @@ -79366,11 +81091,13 @@ class WebGPUPipelineUtils { { program: vertexProgram, module: vertexModule.module }, { program: fragmentProgram, module: fragmentModule.module } ]; - const pipelineLabel = pipelineDescriptor.label; + const pipelineLabel = _renderPipelineDescriptor.label; if ( promises === null ) { - pipelineData.pipeline = device.createRenderPipeline( pipelineDescriptor ); + pipelineData.pipeline = device.createRenderPipeline( _renderPipelineDescriptor ); + + _renderPipelineDescriptor.reset(); device.popErrorScope().then( ( err ) => { @@ -79396,7 +81123,7 @@ class WebGPUPipelineUtils { try { - pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); + pipelineData.pipeline = await device.createRenderPipelineAsync( _renderPipelineDescriptor ); } catch ( err ) { @@ -79419,6 +81146,8 @@ class WebGPUPipelineUtils { } finally { + _renderPipelineDescriptor.reset(); + // Guarantee resolution so `compileAsync`'s Promise.all cannot hang on an // unexpected throw from any await above. resolve(); @@ -79449,14 +81178,16 @@ class WebGPUPipelineUtils { const colorFormats = utils.getCurrentColorFormats( renderContext ); const sampleCount = this._getSampleCount( renderContext ); - const descriptor = { - label, - colorFormats, - depthStencilFormat, - sampleCount - }; + _renderBundleEncoderDescriptor.label = label; + _renderBundleEncoderDescriptor.colorFormats = colorFormats; + _renderBundleEncoderDescriptor.depthStencilFormat = depthStencilFormat; + _renderBundleEncoderDescriptor.sampleCount = sampleCount; + + const bundleEncoder = device.createRenderBundleEncoder( _renderBundleEncoderDescriptor ); - return device.createRenderBundleEncoder( descriptor ); + _renderBundleEncoderDescriptor.reset(); + + return bundleEncoder; } @@ -79493,13 +81224,19 @@ class WebGPUPipelineUtils { device.pushErrorScope( 'validation' ); - pipelineGPU.pipeline = device.createComputePipeline( { - label: pipelineLabel, - compute: computeProgram, - layout: device.createPipelineLayout( { - bindGroupLayouts - } ) - } ); + _pipelineLayoutDescriptor.bindGroupLayouts = bindGroupLayouts; + + const pipelineLayout = device.createPipelineLayout( _pipelineLayoutDescriptor ); + + _pipelineLayoutDescriptor.reset(); + + _computePipelineDescriptor.label = pipelineLabel; + _computePipelineDescriptor.compute = computeProgram; + _computePipelineDescriptor.layout = pipelineLayout; + + pipelineGPU.pipeline = device.createComputePipeline( _computePipelineDescriptor ); + + _computePipelineDescriptor.reset(); device.popErrorScope().then( ( err ) => { @@ -80021,6 +81758,56 @@ class WebGPUPipelineUtils { } +/** + * Reusable descriptor for `GPUDevice.createQuerySet()`. + * + * @private + */ +class GPUQuerySetDescriptor { + + constructor() { + + /** + * The label of the query set. + * + * @type {string} + */ + this.label = ''; + + /** + * The type of queries managed by the set. + * + * @type {string|undefined} + */ + this.type = undefined; + + /** + * The number of queries managed by the set. + * + * @type {number} + * @default 0 + */ + this.count = 0; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.type = undefined; + this.count = 0; + + } + +} + +const _bufferDescriptor$1 = new GPUBufferDescriptor(); +const _commandEncoderDescriptor$1 = new GPUCommandEncoderDescriptor(); +const _querySetDescriptor$1 = new GPUQuerySetDescriptor(); + /** * Manages a pool of WebGPU timestamp queries for performance measurement. * Extends the base TimestampQueryPool to provide WebGPU-specific implementation. @@ -80042,24 +81829,31 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { this.device = device; this.type = type; - this.querySet = this.device.createQuerySet( { - type: 'timestamp', - count: this.maxQueries, - label: `queryset_global_timestamp_${type}` - } ); + _querySetDescriptor$1.label = `queryset_global_timestamp_${type}`; + _querySetDescriptor$1.type = 'timestamp'; + _querySetDescriptor$1.count = this.maxQueries; + + this.querySet = this.device.createQuerySet( _querySetDescriptor$1 ); + + _querySetDescriptor$1.reset(); const bufferSize = this.maxQueries * 8; - this.resolveBuffer = this.device.createBuffer( { - label: `buffer_timestamp_resolve_${type}`, - size: bufferSize, - usage: GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC - } ); - this.resultBuffer = this.device.createBuffer( { - label: `buffer_timestamp_result_${type}`, - size: bufferSize, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor$1.label = `buffer_timestamp_resolve_${type}`; + _bufferDescriptor$1.size = bufferSize; + _bufferDescriptor$1.usage = GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC; + + this.resolveBuffer = this.device.createBuffer( _bufferDescriptor$1 ); + + _bufferDescriptor$1.reset(); + + _bufferDescriptor$1.label = `buffer_timestamp_result_${type}`; + _bufferDescriptor$1.size = bufferSize; + _bufferDescriptor$1.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + this.resultBuffer = this.device.createBuffer( _bufferDescriptor$1 ); + + _bufferDescriptor$1.reset(); } @@ -80156,7 +81950,7 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { this.currentQueryIndex = 0; this.queryOffsets.clear(); - const commandEncoder = this.device.createCommandEncoder(); + const commandEncoder = this.device.createCommandEncoder( _commandEncoderDescriptor$1 ); commandEncoder.resolveQuerySet( this.querySet, @@ -80175,7 +81969,7 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { ); const commandBuffer = commandEncoder.finish(); - this.device.queue.submit( [ commandBuffer ] ); + submit( this.device, commandBuffer ); if ( this.resultBuffer.mapState !== 'unmapped' ) { @@ -80327,11 +82121,204 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { } +/** + * Reusable descriptor for `GPUCommandEncoder.beginComputePass()`. + * + * @private + */ +class GPUComputePassDescriptor { + + constructor() { + + /** + * The label of the compute pass. + * + * @type {string} + */ + this.label = ''; + + /** + * Defines which timestamp values are written and where. + * + * @type {Object|undefined} + */ + this.timestampWrites = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.timestampWrites = undefined; + + } + +} + +/** + * Reusable descriptor for `GPURenderPassDepthStencilAttachment`, the + * `depthStencilAttachment` field of `GPURenderPassDescriptor`. + * + * @private + */ +class GPURenderPassDepthStencilAttachment { + + constructor() { + + /** + * The depth/stencil texture view the pass renders into. + * + * @type {?GPUTextureView} + * @default null + */ + this.view = null; + + /** + * The load operation applied to the depth aspect at the start of the pass. + * + * @type {string|undefined} + */ + this.depthLoadOp = undefined; + + /** + * The store operation applied to the depth aspect at the end of the pass. + * + * @type {string|undefined} + */ + this.depthStoreOp = undefined; + + /** + * The clear value used when `depthLoadOp` is `'clear'`. + * + * @type {number|undefined} + */ + this.depthClearValue = undefined; + + /** + * Whether the depth aspect is read-only. + * + * @type {boolean} + * @default false + */ + this.depthReadOnly = false; + + /** + * The load operation applied to the stencil aspect at the start of the pass. + * + * @type {string|undefined} + */ + this.stencilLoadOp = undefined; + + /** + * The store operation applied to the stencil aspect at the end of the pass. + * + * @type {string|undefined} + */ + this.stencilStoreOp = undefined; + + /** + * The clear value used when `stencilLoadOp` is `'clear'`. + * + * @type {number} + * @default 0 + */ + this.stencilClearValue = 0; + + /** + * Whether the stencil aspect is read-only. + * + * @type {boolean} + * @default false + */ + this.stencilReadOnly = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.view = null; + this.depthLoadOp = undefined; + this.depthStoreOp = undefined; + this.depthClearValue = undefined; + this.depthReadOnly = false; + this.stencilLoadOp = undefined; + this.stencilStoreOp = undefined; + this.stencilClearValue = 0; + this.stencilReadOnly = false; + + } + +} + +/** + * Reusable descriptor for `GPURenderPassTimestampWrites`, the + * `timestampWrites` field of `GPURenderPassDescriptor`. The same shape is + * also accepted as `GPUComputePassTimestampWrites`. + * + * @private + */ +class GPURenderPassTimestampWrites { + + constructor() { + + /** + * The query set the timestamps are written to. + * + * @type {?GPUQuerySet} + * @default null + */ + this.querySet = null; + + /** + * The index in the query set the beginning timestamp is written to. + * + * @type {number|undefined} + */ + this.beginningOfPassWriteIndex = undefined; + + /** + * The index in the query set the ending timestamp is written to. + * + * @type {number|undefined} + */ + this.endOfPassWriteIndex = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.querySet = null; + this.beginningOfPassWriteIndex = undefined; + this.endOfPassWriteIndex = undefined; + + } + +} + // 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 }; +const _bufferDescriptor = new GPUBufferDescriptor(); +const _commandEncoderDescriptor = new GPUCommandEncoderDescriptor(); +const _computePassDescriptor = new GPUComputePassDescriptor(); +const _querySetDescriptor = new GPUQuerySetDescriptor(); +const _shaderModuleDescriptor = new GPUShaderModuleDescriptor(); +const _renderPassTimestampWrites = new GPURenderPassTimestampWrites(); +const _texelCopyTextureInfoSrc = new GPUTexelCopyTextureInfo(); +const _texelCopyTextureInfoDst = new GPUTexelCopyTextureInfo(); +const _viewDescriptor = new GPUTextureViewDescriptor(); +const _extent3D = new GPUExtent3D(); /** * A backend implementation targeting WebGPU. @@ -80702,17 +82689,14 @@ class WebGPUBackend extends Backend { if ( descriptor === undefined || canvasData.samples !== samples ) { - descriptor = { - colorAttachments: [ { - view: null - } ] - }; + descriptor = new GPURenderPassDescriptor(); + descriptor.colorAttachments.push( new GPURenderPassColorAttachment() ); if ( renderer.depth === true || renderer.stencil === true ) { - descriptor.depthStencilAttachment = { - view: this.textureUtils.getDepthBuffer( renderer.depth, renderer.stencil ).createView() - }; + const depthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + depthStencilAttachment.view = this.textureUtils.getDepthBuffer( renderer.depth, renderer.stencil ).createView(); + descriptor.depthStencilAttachment = depthStencilAttachment; } @@ -80750,7 +82734,7 @@ class WebGPUBackend extends Backend { } /** - * Internal to determine if the current render target is a render target array with depth 2D array texture. + * Returns whether the render target is a render target array with depth 2D array texture. * * @param {RenderContext} renderContext - The render context. * @return {boolean} Whether the render target is a render target array with depth 2D array texture. @@ -80759,7 +82743,9 @@ class WebGPUBackend extends Backend { */ _isRenderCameraDepthArray( renderContext ) { - return renderContext.depthTexture && renderContext.depthTexture.image.depth > 1 && renderContext.camera.isArrayCamera; + const camera = renderContext.camera; + + return renderContext.depthTexture && renderContext.depthTexture.isArrayTexture === true && camera !== null && camera.isArrayCamera === true; } @@ -80806,22 +82792,19 @@ class WebGPUBackend extends Backend { const textureData = this.get( textures[ i ] ); - const viewDescriptor = { - label: `colorAttachment_${ i }`, - baseMipLevel: renderContext.activeMipmapLevel, - mipLevelCount: 1, - baseArrayLayer: renderContext.activeCubeFace, - arrayLayerCount: 1, - dimension: GPUTextureViewDimension.TwoD - }; + _viewDescriptor.label = `colorAttachment_${ i }`; + _viewDescriptor.baseMipLevel = renderContext.activeMipmapLevel; + _viewDescriptor.mipLevelCount = 1; + _viewDescriptor.baseArrayLayer = renderContext.activeCubeFace; + _viewDescriptor.arrayLayerCount = 1; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; if ( renderTarget.isRenderTarget3D ) { sliceIndex = renderContext.activeCubeFace; - viewDescriptor.baseArrayLayer = 0; - viewDescriptor.dimension = GPUTextureViewDimension.ThreeD; - viewDescriptor.depthOrArrayLayers = textures[ i ].image.depth; + _viewDescriptor.baseArrayLayer = 0; + _viewDescriptor.dimension = GPUTextureViewDimension.ThreeD; } else if ( renderTarget.isRenderTarget && textures[ i ].image.depth > 1 ) { @@ -80830,13 +82813,11 @@ class WebGPUBackend extends Backend { const cameras = renderContext.camera.cameras; for ( let layer = 0; layer < cameras.length; layer ++ ) { - const layerViewDescriptor = { - ...viewDescriptor, - baseArrayLayer: layer, - arrayLayerCount: 1, - dimension: GPUTextureViewDimension.TwoD - }; - const textureView = textureData.texture.createView( layerViewDescriptor ); + _viewDescriptor.baseArrayLayer = layer; + _viewDescriptor.arrayLayerCount = 1; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; + + const textureView = textureData.texture.createView( _viewDescriptor ); textureViews.push( { view: textureView, resolveTarget: undefined, @@ -80847,8 +82828,7 @@ class WebGPUBackend extends Backend { } else { - viewDescriptor.dimension = GPUTextureViewDimension.TwoDArray; - viewDescriptor.depthOrArrayLayers = textures[ i ].image.depth; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoDArray; } @@ -80856,7 +82836,7 @@ class WebGPUBackend extends Backend { if ( isRenderCameraDepthArray !== true ) { - const textureView = textureData.texture.createView( viewDescriptor ); + const textureView = textureData.texture.createView( _viewDescriptor ); let view, resolveTarget; @@ -80880,23 +82860,46 @@ class WebGPUBackend extends Backend { } + _viewDescriptor.reset(); + } - descriptorBase = { textureViews }; + const colorAttachments = []; + + for ( let i = 0; i < textureViews.length; i ++ ) { + + const viewInfo = textureViews[ i ]; + const attachment = new GPURenderPassColorAttachment(); + attachment.view = viewInfo.view; + attachment.depthSlice = viewInfo.depthSlice; + attachment.resolveTarget = viewInfo.resolveTarget; + colorAttachments.push( attachment ); + + } + + descriptorBase = { + textureViews, + colorAttachments, + descriptor: new GPURenderPassDescriptor() + }; if ( renderContext.depth ) { const depthTextureData = this.get( renderContext.depthTexture ); - const options = {}; + if ( renderContext.depthTexture.isArrayTexture || renderContext.depthTexture.isCubeTexture ) { - options.dimension = GPUTextureViewDimension.TwoD; - options.arrayLayerCount = 1; - options.baseArrayLayer = renderContext.activeCubeFace; + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; + _viewDescriptor.arrayLayerCount = 1; + _viewDescriptor.baseArrayLayer = renderContext.activeCubeFace; } - descriptorBase.depthStencilView = depthTextureData.texture.createView( options ); + const depthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + depthStencilAttachment.view = depthTextureData.texture.createView( _viewDescriptor ); + descriptorBase.depthStencilAttachment = depthStencilAttachment; + + _viewDescriptor.reset(); } @@ -80910,14 +82913,14 @@ class WebGPUBackend extends Backend { } - const descriptor = { - colorAttachments: [] - }; + const descriptor = descriptorBase.descriptor; - // Apply dynamic properties to cached views - for ( let i = 0; i < descriptorBase.textureViews.length; i ++ ) { + descriptor.reset(); - const viewInfo = descriptorBase.textureViews[ i ]; + // Apply dynamic properties to cached attachments + for ( let i = 0; i < descriptorBase.colorAttachments.length; i ++ ) { + + const attachment = descriptorBase.colorAttachments[ i ]; let clearValue = { r: 0, g: 0, b: 0, a: 1 }; if ( i === 0 && colorAttachmentsConfig.clearValue ) { @@ -80926,22 +82929,17 @@ class WebGPUBackend extends Backend { } - descriptor.colorAttachments.push( { - view: viewInfo.view, - depthSlice: viewInfo.depthSlice, - resolveTarget: viewInfo.resolveTarget, - loadOp: colorAttachmentsConfig.loadOp || GPULoadOp.Load, - storeOp: colorAttachmentsConfig.storeOp || GPUStoreOp.Store, - clearValue: clearValue - } ); + attachment.loadOp = colorAttachmentsConfig.loadOp || GPULoadOp.Load; + attachment.storeOp = colorAttachmentsConfig.storeOp || GPUStoreOp.Store; + attachment.clearValue = clearValue; + + descriptor.colorAttachments.push( attachment ); } - if ( descriptorBase.depthStencilView ) { + if ( descriptorBase.depthStencilAttachment ) { - descriptor.depthStencilAttachment = { - view: descriptorBase.depthStencilView - }; + descriptor.depthStencilAttachment = descriptorBase.depthStencilAttachment; } @@ -80979,7 +82977,13 @@ class WebGPUBackend extends Backend { // - occlusionQuerySet = device.createQuerySet( { type: 'occlusion', count: occlusionQueryCount, label: `occlusionQuerySet_${ renderContext.id }` } ); + _querySetDescriptor.label = `occlusionQuerySet_${ renderContext.id }`; + _querySetDescriptor.type = 'occlusion'; + _querySetDescriptor.count = occlusionQueryCount; + + occlusionQuerySet = device.createQuerySet( _querySetDescriptor ); + + _querySetDescriptor.reset(); renderContextData.occlusionQuerySet = occlusionQuerySet; renderContextData.occlusionQueryIndex = 0; @@ -81078,7 +83082,7 @@ class WebGPUBackend extends Backend { } - depthStencilAttachment.depthStoreOp = GPUStoreOp.Store; + depthStencilAttachment.depthStoreOp = GPUStoreOp.Store; } @@ -81095,15 +83099,17 @@ class WebGPUBackend extends Backend { } - depthStencilAttachment.stencilStoreOp = GPUStoreOp.Store; + depthStencilAttachment.stencilStoreOp = GPUStoreOp.Store; } // - const encoder = device.createCommandEncoder( { label: 'renderContext_' + renderContext.id } ); + _commandEncoderDescriptor.label = 'renderContext_' + renderContext.id; + const encoder = device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); - // shadow arrays - prepare bundle encoders for each camera in an array camera + // Layered render targets: prepare bundle encoders for each camera in the array camera. if ( this._isRenderCameraDepthArray( renderContext ) === true ) { @@ -81111,11 +83117,11 @@ class WebGPUBackend extends Backend { if ( ! renderContextData.layerDescriptors || renderContextData.layerDescriptors.length !== cameras.length ) { - this._createDepthLayerDescriptors( renderContext, renderContextData, descriptor, cameras ); + this._createArrayCameraLayerDescriptors( renderContext, renderContextData, descriptor, cameras ); } else { - this._updateDepthLayerDescriptors( renderContext, renderContextData, cameras ); + this._updateArrayCameraLayerDescriptors( renderContext, renderContextData, cameras ); } @@ -81176,8 +83182,7 @@ class WebGPUBackend extends Backend { } /** - * This method creates layer descriptors for each camera in an array camera - * to prepare for rendering to a depth array texture. + * Creates render pass descriptors for each camera in an array camera. * * @param {RenderContext} renderContext - The render context. * @param {Object} renderContextData - The render context data. @@ -81186,7 +83191,7 @@ class WebGPUBackend extends Backend { * * @private */ - _createDepthLayerDescriptors( renderContext, renderContextData, descriptor, cameras ) { + _createArrayCameraLayerDescriptors( renderContext, renderContextData, descriptor, cameras ) { const depthStencilAttachment = descriptor.depthStencilAttachment; renderContextData.layerDescriptors = []; @@ -81200,13 +83205,21 @@ class WebGPUBackend extends Backend { for ( let i = 0; i < cameras.length; i ++ ) { - const layerDescriptor = { - ...descriptor, - colorAttachments: [ { - ...descriptor.colorAttachments[ 0 ], - view: descriptor.colorAttachments[ i ].view - } ] - }; + const sourceAttachment = descriptor.colorAttachments[ 0 ]; + + const layerColorAttachment = new GPURenderPassColorAttachment(); + layerColorAttachment.view = descriptor.colorAttachments[ i ].view; + layerColorAttachment.depthSlice = sourceAttachment.depthSlice; + layerColorAttachment.resolveTarget = sourceAttachment.resolveTarget; + layerColorAttachment.loadOp = sourceAttachment.loadOp; + layerColorAttachment.storeOp = sourceAttachment.storeOp; + layerColorAttachment.clearValue = sourceAttachment.clearValue; + + const layerDescriptor = new GPURenderPassDescriptor(); + layerDescriptor.label = descriptor.label; + layerDescriptor.occlusionQuerySet = descriptor.occlusionQuerySet; + layerDescriptor.timestampWrites = descriptor.timestampWrites; + layerDescriptor.colorAttachments.push( layerColorAttachment ); if ( descriptor.depthStencilAttachment ) { @@ -81214,32 +83227,45 @@ class WebGPUBackend extends Backend { if ( ! depthTextureData.viewCache[ layerIndex ] ) { - depthTextureData.viewCache[ layerIndex ] = depthTextureData.texture.createView( { - dimension: GPUTextureViewDimension.TwoD, - baseArrayLayer: i, - arrayLayerCount: 1 - } ); + _viewDescriptor.dimension = GPUTextureViewDimension.TwoD; + _viewDescriptor.baseArrayLayer = i; + _viewDescriptor.arrayLayerCount = 1; + + depthTextureData.viewCache[ layerIndex ] = depthTextureData.texture.createView( _viewDescriptor ); + + _viewDescriptor.reset(); } - layerDescriptor.depthStencilAttachment = { - view: depthTextureData.viewCache[ layerIndex ], - depthLoadOp: depthStencilAttachment.depthLoadOp || GPULoadOp.Clear, - depthStoreOp: depthStencilAttachment.depthStoreOp || GPUStoreOp.Store, - depthClearValue: depthStencilAttachment.depthClearValue || 1.0 - }; + const layerDepthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + layerDepthStencilAttachment.view = depthTextureData.viewCache[ layerIndex ]; + layerDepthStencilAttachment.depthLoadOp = depthStencilAttachment.depthLoadOp || GPULoadOp.Clear; + layerDepthStencilAttachment.depthStoreOp = depthStencilAttachment.depthStoreOp || GPUStoreOp.Store; + layerDepthStencilAttachment.depthClearValue = depthStencilAttachment.depthClearValue || 1.0; if ( renderContext.stencil ) { - layerDescriptor.depthStencilAttachment.stencilLoadOp = depthStencilAttachment.stencilLoadOp; - layerDescriptor.depthStencilAttachment.stencilStoreOp = depthStencilAttachment.stencilStoreOp; - layerDescriptor.depthStencilAttachment.stencilClearValue = depthStencilAttachment.stencilClearValue; + layerDepthStencilAttachment.stencilLoadOp = depthStencilAttachment.stencilLoadOp; + layerDepthStencilAttachment.stencilStoreOp = depthStencilAttachment.stencilStoreOp; + layerDepthStencilAttachment.stencilClearValue = depthStencilAttachment.stencilClearValue; } + layerDescriptor.depthStencilAttachment = layerDepthStencilAttachment; + } else { - layerDescriptor.depthStencilAttachment = { ...depthStencilAttachment }; + const layerDepthStencilAttachment = new GPURenderPassDepthStencilAttachment(); + layerDepthStencilAttachment.view = depthStencilAttachment.view; + layerDepthStencilAttachment.depthLoadOp = depthStencilAttachment.depthLoadOp; + layerDepthStencilAttachment.depthStoreOp = depthStencilAttachment.depthStoreOp; + layerDepthStencilAttachment.depthClearValue = depthStencilAttachment.depthClearValue; + layerDepthStencilAttachment.depthReadOnly = depthStencilAttachment.depthReadOnly; + layerDepthStencilAttachment.stencilLoadOp = depthStencilAttachment.stencilLoadOp; + layerDepthStencilAttachment.stencilStoreOp = depthStencilAttachment.stencilStoreOp; + layerDepthStencilAttachment.stencilClearValue = depthStencilAttachment.stencilClearValue; + layerDepthStencilAttachment.stencilReadOnly = depthStencilAttachment.stencilReadOnly; + layerDescriptor.depthStencilAttachment = layerDepthStencilAttachment; } @@ -81250,15 +83276,14 @@ class WebGPUBackend extends Backend { } /** - * This method updates the layer descriptors for each camera in an array camera - * to prepare for rendering to a depth array texture. + * Updates render pass descriptors for each camera in an array camera. * * @param {RenderContext} renderContext - The render context. * @param {Object} renderContextData - The render context data. * @param {ArrayCamera} cameras - The array camera. * */ - _updateDepthLayerDescriptors( renderContext, renderContextData, cameras ) { + _updateArrayCameraLayerDescriptors( renderContext, renderContextData, cameras ) { for ( let i = 0; i < cameras.length; i ++ ) { @@ -81327,7 +83352,7 @@ class WebGPUBackend extends Backend { } - // shadow arrays - Execute bundles for each layer + // Layered render targets: execute the bundle for each layer. const encoder = renderContextData.encoder; @@ -81387,12 +83412,12 @@ class WebGPUBackend extends Backend { if ( queryResolveBuffer === undefined ) { - queryResolveBuffer = this.device.createBuffer( - { - size: bufferSize, - usage: GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC - } - ); + _bufferDescriptor.size = bufferSize; + _bufferDescriptor.usage = GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC; + + queryResolveBuffer = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); this.occludedResolveCache.set( bufferSize, queryResolveBuffer ); @@ -81400,12 +83425,12 @@ class WebGPUBackend extends Backend { // - const readBuffer = this.device.createBuffer( - { - size: bufferSize, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } - ); + _bufferDescriptor.size = bufferSize; + _bufferDescriptor.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + const readBuffer = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); // two buffers required here - WebGPU doesn't allow usage of QUERY_RESOLVE & MAP_READ to be combined renderContextData.encoder.resolveQuerySet( renderContextData.occlusionQuerySet, 0, occlusionQueryCount, queryResolveBuffer, 0 ); @@ -81419,7 +83444,7 @@ class WebGPUBackend extends Backend { } - this.device.queue.submit( [ renderContextData.encoder.finish() ] ); + submit( this.device, renderContextData.encoder.finish() ); // @@ -81684,7 +83709,10 @@ class WebGPUBackend extends Backend { // - const encoder = device.createCommandEncoder( { label: 'clear' } ); + _commandEncoderDescriptor.label = 'clear'; + const encoder = device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); + const currentPass = encoder.beginRenderPass( { colorAttachments, depthStencilAttachment @@ -81692,7 +83720,7 @@ class WebGPUBackend extends Backend { currentPass.end(); - device.queue.submit( [ encoder.finish() ] ); + submit( device, encoder.finish() ); } @@ -81710,15 +83738,18 @@ class WebGPUBackend extends Backend { // - const descriptor = { - label: 'computeGroup_' + computeGroup.id - }; + const label = 'computeGroup_' + computeGroup.id; - this.initTimestampQuery( TimestampQuery.COMPUTE, this.getTimestampUID( computeGroup ), descriptor ); + _computePassDescriptor.label = label; + _commandEncoderDescriptor.label = label; - groupGPU.cmdEncoderGPU = this.device.createCommandEncoder( { label: 'computeGroup_' + computeGroup.id } ); + this.initTimestampQuery( TimestampQuery.COMPUTE, this.getTimestampUID( computeGroup ), _computePassDescriptor ); - groupGPU.passEncoderGPU = groupGPU.cmdEncoderGPU.beginComputePass( descriptor ); + groupGPU.cmdEncoderGPU = this.device.createCommandEncoder( _commandEncoderDescriptor ); + groupGPU.passEncoderGPU = groupGPU.cmdEncoderGPU.beginComputePass( _computePassDescriptor ); + + _commandEncoderDescriptor.reset(); + _computePassDescriptor.reset(); } @@ -81839,7 +83870,7 @@ class WebGPUBackend extends Backend { groupData.passEncoderGPU.end(); - this.device.queue.submit( [ groupData.cmdEncoderGPU.finish() ] ); + submit( this.device, groupData.cmdEncoderGPU.finish() ); } @@ -82080,7 +84111,9 @@ class WebGPUBackend extends Backend { let pass = renderContextData.currentPass; let sets = renderContextData.currentSets; - if ( renderContextData.bundleEncoders ) { + const isBundleEncoder = renderContextData.bundleEncoders !== undefined; + + if ( isBundleEncoder ) { const bundleEncoder = renderContextData.bundleEncoders[ i ]; const bundleSets = renderContextData.bundleSets[ i ]; @@ -82088,8 +84121,9 @@ class WebGPUBackend extends Backend { sets = bundleSets; } + // GPURenderBundleEncoder does not support setViewport, only GPURenderPassEncoder does - if ( vp ) { + if ( vp && ! isBundleEncoder ) { pass.setViewport( Math.floor( vp.x * pixelRatio ), @@ -82264,11 +84298,12 @@ class WebGPUBackend extends Backend { * Updates a GPU sampler for the given texture. * * @param {Texture} texture - The texture to update the sampler for. + * @param {TextureNode} textureNode - The texture node to update the sampler with. * @return {string} The current sampler key. */ - updateSampler( texture ) { + updateSampler( texture, textureNode ) { - return this.textureUtils.updateSampler( texture ); + return this.textureUtils.updateSampler( texture, textureNode ); } @@ -82372,11 +84407,11 @@ class WebGPUBackend extends Backend { const baseOffset = timestampQueryPool.allocateQueriesForContext( uid ); - descriptor.timestampWrites = { - querySet: timestampQueryPool.querySet, - beginningOfPassWriteIndex: baseOffset, - endOfPassWriteIndex: baseOffset + 1, - }; + _renderPassTimestampWrites.querySet = timestampQueryPool.querySet; + _renderPassTimestampWrites.beginningOfPassWriteIndex = baseOffset; + _renderPassTimestampWrites.endOfPassWriteIndex = baseOffset + 1; + + descriptor.timestampWrites = _renderPassTimestampWrites; } @@ -82407,11 +84442,16 @@ class WebGPUBackend extends Backend { const programGPU = this.get( program ); + _shaderModuleDescriptor.label = program.stage + ( program.name !== '' ? `_${ program.name }` : '' ); + _shaderModuleDescriptor.code = program.code; + programGPU.module = { - module: this.device.createShaderModule( { code: program.code, label: program.stage + ( program.name !== '' ? `_${ program.name }` : '' ) } ), + module: this.device.createShaderModule( _shaderModuleDescriptor ), entryPoint: 'main' }; + _shaderModuleDescriptor.reset(); + } /** @@ -82543,11 +84583,13 @@ class WebGPUBackend extends Backend { const bufferVisibility = `(${visibilities.join( ',' )})`; - const bufferGPU = this.device.createBuffer( { - label: `bindingBuffer${uniformBuffer.id}_${uniformBuffer.name}_${bufferVisibility}`, - size: byteLength, - usage: usage - } ); + _bufferDescriptor.label = `bindingBuffer${uniformBuffer.id}_${uniformBuffer.name}_${bufferVisibility}`; + _bufferDescriptor.size = byteLength; + _bufferDescriptor.usage = usage; + + const bufferGPU = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); uniformBufferData.buffer = bufferGPU; @@ -82781,30 +84823,40 @@ class WebGPUBackend extends Backend { } - const encoder = this.device.createCommandEncoder( { label: 'copyTextureToTexture_' + srcTexture.id + '_' + dstTexture.id } ); + _commandEncoderDescriptor.label = 'copyTextureToTexture_' + srcTexture.id + '_' + dstTexture.id; + const encoder = this.device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); const sourceGPU = this.get( srcTexture ).texture; const destinationGPU = this.get( dstTexture ).texture; + _texelCopyTextureInfoSrc.texture = sourceGPU; + _texelCopyTextureInfoSrc.mipLevel = srcLevel; + _texelCopyTextureInfoSrc.origin.x = srcX; + _texelCopyTextureInfoSrc.origin.y = srcY; + _texelCopyTextureInfoSrc.origin.z = srcZ; + + _texelCopyTextureInfoDst.texture = destinationGPU; + _texelCopyTextureInfoDst.mipLevel = dstLevel; + _texelCopyTextureInfoDst.origin.x = dstX; + _texelCopyTextureInfoDst.origin.y = dstY; + _texelCopyTextureInfoDst.origin.z = dstZ; + + _extent3D.width = srcWidth; + _extent3D.height = srcHeight; + _extent3D.depthOrArrayLayers = srcDepth; + encoder.copyTextureToTexture( - { - texture: sourceGPU, - mipLevel: srcLevel, - origin: { x: srcX, y: srcY, z: srcZ } - }, - { - texture: destinationGPU, - mipLevel: dstLevel, - origin: { x: dstX, y: dstY, z: dstZ } - }, - [ - srcWidth, - srcHeight, - srcDepth - ] + _texelCopyTextureInfoSrc, + _texelCopyTextureInfoDst, + _extent3D ); - this.device.queue.submit( [ encoder.finish() ] ); + _texelCopyTextureInfoSrc.reset(); + _texelCopyTextureInfoDst.reset(); + _extent3D.reset(); + + submit( this.device, encoder.finish() ); if ( dstLevel === 0 && dstTexture.generateMipmaps ) { @@ -82873,24 +84925,31 @@ class WebGPUBackend extends Backend { } else { - encoder = this.device.createCommandEncoder( { label: 'copyFramebufferToTexture_' + texture.id } ); + _commandEncoderDescriptor.label = 'copyFramebufferToTexture_' + texture.id; + encoder = this.device.createCommandEncoder( _commandEncoderDescriptor ); + _commandEncoderDescriptor.reset(); } + _texelCopyTextureInfoSrc.texture = sourceGPU; + _texelCopyTextureInfoSrc.origin.x = rectangle.x; + _texelCopyTextureInfoSrc.origin.y = rectangle.y; + + _texelCopyTextureInfoDst.texture = destinationGPU; + + _extent3D.width = rectangle.z; + _extent3D.height = rectangle.w; + encoder.copyTextureToTexture( - { - texture: sourceGPU, - origin: [ rectangle.x, rectangle.y, 0 ], - }, - { - texture: destinationGPU - }, - [ - rectangle.z, - rectangle.w - ] + _texelCopyTextureInfoSrc, + _texelCopyTextureInfoDst, + _extent3D ); + _texelCopyTextureInfoSrc.reset(); + _texelCopyTextureInfoDst.reset(); + _extent3D.reset(); + // mipmaps must be genereated with the same encoder otherwise the copied texture data // might be out-of-sync, see #31768 @@ -82930,7 +84989,7 @@ class WebGPUBackend extends Backend { } else { - this.device.queue.submit( [ encoder.finish() ] ); + submit( this.device, encoder.finish() ); } diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index 4ed33c5beb33ab..e5826c2ad2b560 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 E,LessCompare as A,LessEqualCompare as w,GreaterCompare as C,GreaterEqualCompare as M,NearestFilter as B,Sphere as P,BackSide as L,DoubleSide as F,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 Pe,SpriteMaterial as Le,PointsMaterial as Fe,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 Pt,RGBAIntegerFormat as Lt,TimestampQuery as Ft,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 Pr,RGBA_ASTC_12x10_Format as Lr,RGBA_ASTC_12x12_Format as Fr,RGBA_BPTC_Format as Ur,RGB_BPTC_SIGNED_Format as Dr,RGB_BPTC_UNSIGNED_Format as Ir,RED_RGTC1_Format as Or,SIGNED_RED_RGTC1_Format as Vr,SIGNED_RED_GREEN_RGTC2_Format as kr,MirroredRepeatWrapping as Gr,RepeatWrapping as zr,NearestMipmapNearestFilter as $r,NotEqualCompare as Wr,EqualCompare as Hr,AlwaysCompare as qr,NeverCompare as jr,LinearTransfer as Xr,getByteLength as Kr,isTypedArray as Qr,NotEqualStencilFunc as Yr,GreaterStencilFunc as Zr,GreaterEqualStencilFunc as Jr,EqualStencilFunc as es,LessEqualStencilFunc as ts,LessStencilFunc as rs,AlwaysStencilFunc as ss,NeverStencilFunc as is,DecrementWrapStencilOp as ns,IncrementWrapStencilOp as as,DecrementStencilOp as os,IncrementStencilOp as us,InvertStencilOp as ls,ReplaceStencilOp as ds,ZeroStencilOp as cs,KeepStencilOp as hs,MaxEquation as ps,MinEquation as gs,SpotLight as ms,PointLight as fs,DirectionalLight as ys,RectAreaLight as bs,AmbientLight as xs,HemisphereLight as Ts,LightProbe as _s,LinearToneMapping as vs,ReinhardToneMapping as Ns,CineonToneMapping as Ss,ACESFilmicToneMapping as Rs,AgXToneMapping as Es,NeutralToneMapping as As,Group as ws,Loader as Cs,FileLoader as Ms,MaterialLoader as Bs,ObjectLoader as Ps}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,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 Ls=["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,Us=new WeakMap,Ds=new WeakMap;class Is{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Ls,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=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 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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 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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;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 Ys(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 Ks(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: ${e}`,new Vs)}function Qs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Ks,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ys,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Qs,hash:$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!==Ai?Ai.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ei.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){const s=e.renderer.backend;let i=Ui.get(s);void 0===i&&(i=new WeakMap,Ui.set(s,i));let n=i.get(t);void 0===n&&(n=sn(e.buildFunctionNode(t)),i.set(t,n)),e.addInclude(n);const a=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(n.call(a))}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 $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Yi=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Yi.set(e,new Si(e));for(const e of Hi)Yi.set(-e,new Si(-e));const Ki={bool:qi,uint:ji,ints:Xi,float:Yi},Qi=new Map([...qi,...Yi]),Zi=(e,t)=>Qi.has(e)?Qi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${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=Qs(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=>{Ai=e},mn=()=>Ai,fn=(...e)=>Ai.If(...e);function yn(e){return Ai&&Ai.addToStack(e),e}wi("toStack",yn);const bn=new Ji("color"),xn=new Ji("float",Ki.float),Tn=new Ji("int",Ki.ints),_n=new Ji("uint",Ki.uint),vn=new Ji("bool",Ki.bool),Nn=new Ji("vec2"),Sn=new Ji("ivec2"),Rn=new Ji("uvec2"),An=new Ji("bvec2"),En=new Ji("vec3"),wn=new Ji("ivec3"),Cn=new Ji("uvec3"),Mn=new Ji("bvec3"),Bn=new Ji("vec4"),Ln=new Ji("ivec4"),Pn=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",An),wi("toVec3",En),wi("toIVec3",wn),wi("toUVec3",Cn),wi("toBVec3",Mn),wi("toVec4",Bn),wi("toIVec4",Ln),wi("toUVec4",Pn),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"),Yn=ln(kn,"float","ClearcoatRoughness"),Kn=ln(kn,"vec3","Sheen"),Qn=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} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Aa=(e,t)=>{const r=tn(t||e);if(r===e&&(e=Zs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Ea extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ea(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ea(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${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"),Ya=dn(Fa,"^^").setParameterLength(2).setName("xor"),Ka=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Qa=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",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ya),wi("bitAnd",Ka),wi("bitNot",Qa),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(En(n),0):s=Bn(En(s),0);const a=Ia(s,n).xyz;i=Ao(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${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),Ao=dn(ao,ao.NORMALIZE).setParameterLength(1),Eo=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),Yo=dn(ao,ao.TRUNC).setParameterLength(1),Ko=dn(ao,ao.FWIDTH).setParameterLength(1),Qo=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 Eo(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,Au=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",Ao),wi("fract",Eo),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",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Yo),wi("fwidth",Ko),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Qo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Eu extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${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(Eu).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 Yu 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 Ku=(e,t)=>new Yu(sn(e),Xu,t),Qu=(e,t)=>new Yu(sn(e),t,Xu);wi("workingToColorSpace",Ku),wi("colorSpaceToWorking",Qu);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=Aa(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=Aa(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 Al=un(Rl).setParameterLength(2);wi("bypass",Al);const El=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 El(e,t,r,s,i,!0)}wi("remap",El),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 Yl=new N;class Kl extends Ra{static get type(){return"TextureNode"}constructor(e=Yl,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.gatherNode=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?null===this.gatherNode?"float":"vec4":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=Aa(this.value.matrix)),this._matrixUniform.mul(En(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Aa(!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(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.gatherNode=this.gatherNode,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,l,d){const c=this.value;let h;return h=i?e.generateTextureBias(c,t,r,i,n,l):o?e.generateTextureGrad(c,t,r,o,n,l):u?a?e.generateTextureGatherCompare(c,t,r,a,n,l,d):e.generateTextureGather(c,t,r,u,n,l,d):a?e.generateTextureCompare(c,t,r,a,n,l):!1===this.sampler?e.generateTextureLoad(c,t,r,s,n,l):s?e.generateTextureLevel(c,t,r,s,n,l):e.generateTexture(c,t,r,n,l),h}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);let a=this.getNodeType(e),o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,gatherNode:g,offsetNode:m}=s,f=this.generateUV(e,t),y=u?u.build(e,"float"):null,b=l?l.build(e,"float"):null,x=h?h.build(e,"int"):null,T=d?d.build(e,"float"):null,_=c?c.build(e,"float"):null,v=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,N=g?g.build(e,"int"):null,S=m?this.generateOffset(e,m):null,R=this._flipYUniform?this._flipYUniform.build(e,"bool"):null;N&&(a="vec4");let A=x;null===A&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(A="0");const E=e.getVarFromNode(this);o=e.getPropertyName(E);let w=this.generateSnippet(e,i,f,y,b,A,T,v,N,S,R);if(null!==_){const t=r.compareFunction;w=t===C||t===M?ru(Ml(w,a),Ml(_,"float")).build(e,a):ru(Ml(_,"float"),Ml(w,a)).build(e,a)}e.addLineFlowCode(`${o} = ${w}`,this),n.snippet=w,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Qu(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)}gather(e=0){const t=this.clone();return t.gatherNode=sn(e),t.referenceNode=this.getBase(),sn(t)}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.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}const Ql=un(Kl).setParameterLength(1,4).setName("texture"),Zl=(e=Yl,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=Ql(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?Qs(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?Aa(od||(od=new t)):e===ld.VIEWPORT?Aa(ud||(ud=new s)):e===ld.DPR?Aa(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,Ad=null,Ed=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Aa(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Aa("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Aa("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=Aa(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=Aa(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=Aa(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===Ad?Ad=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ad.array=r,t=Ad.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Aa(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===Ed&&(Ed=Aa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ed;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),Yd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Kd=un(Wd,Wd.RADIUS).setParameterLength(1);class Qd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Qd,Qd.DIRECTION),Jd=ln(Qd,Qd.WORLD_MATRIX),ec=ln(Qd,Qd.POSITION),tc=ln(Qd,Qd.SCALE),rc=ln(Qd,Qd.VIEW_POSITION),sc=ln(Qd,Qd.RADIUS),ic=Aa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Aa(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,Aa("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 Aa("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?En(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.'),En(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"),Ac=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ec=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=Ec.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ec: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(En(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.'),Ec)).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=Aa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Aa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Aa(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(Ec),kc=yc.negate().refract(Ec,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Kl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),En(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?En(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=En(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$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):Aa(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),Kc=(e,t,r,s)=>new Xc(e,t,s,r);class Qc 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 Qc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ec,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(Ec.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,Ec).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ec,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Ah=e=>En(e,vo(yu(xn(1).sub(au(e,e)))));class Eh 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=Ah(i.xy):s===G?i=Ah(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=En(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: ${t}`),n=Ec),n}}const wh=un(Eh).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$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:Ec,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):En();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")):Ec;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")):Ec;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=Yc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Yc("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),Yh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Kh=ln(Fh,Fh.CLEARCOAT_NORMAL),Qh=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=Aa(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=En(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 Ap 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 Ep=un(Ap).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(En(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=Yc("bindMatrix","mat4"),this.bindMatrixInverseNode=Yc("bindMatrixInverse","mat4"),this.boneMatricesNode=Kc("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=Kc("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=Aa(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=Y,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(Yc("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 $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:En().toVar("directDiffuse"),directSpecular:En().toVar("directSpecular"),indirectDiffuse:En().toVar("indirectDiffuse"),indirectSpecular:En().toVar("indirectSpecular")};return{radiance:En().toVar("radiance"),irradiance:En().toVar("irradiance"),iblIrradiance:En().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($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 Kl{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new K,s.minFilter=Q,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),Yp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Kp=Yp(),Qp=(e=cd,t=null)=>Kp.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])=>Eo(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=Eo(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=En(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&&Ep(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?($n.a=xu(n,n.add(Ko($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()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?En(0):$n.rgb}setupNormal(){return this.normalNode?En(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=En(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(En(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=En().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:En(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(Qp().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 Ag 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(Qu(Bn(Rh(Ec),e),ie))}}const Eg=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=Eg(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===Q&&(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=Ec.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=Ec.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 Yg=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)}),Kg=pn(e=>{const{roughness:t}=e,r=Yg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Qg=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(En(e.mul(r),t.mul(s),a).length()),l=a.mul(En(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=En(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=Ec,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=Qg({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=Ec.dot(e).clamp(),l=Ec.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(En(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=Ec.dot(e).clamp(),s=Ec.dot(yc).clamp(),i=Ec.dot(t).clamp(),n=lm({roughness:Qn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Kn.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=En().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=En(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(En(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=En().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=En(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(En(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)))),Am=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Eo(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)},Em=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=Am(e,Bn(i,r),So(t)),o=Am(e,Bn(n,s),Ro(t));return Eo(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Em(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=En(bu(t.negate(),Ao(e),Oa(1,s))),a=En(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Ao(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=Yp(),Lm=Qp(),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 Em(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),En(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=En().toVar();const i=d.sub(1).mul(g.mul(.025)),n=En(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=En(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),()=>En(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 En(1).add(t).div(En(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=En(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=En(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(En(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=En(54856e-17,44201e-17,52481e-17),i=En(1681e3,1795300,2208400),n=En(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=En(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(En(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=En(.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=En().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=En().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=En().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=En().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=En().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ec.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=Ec.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=Ec.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ec,viewDir:yc,roughness:Qn}),r=Vm({normal:Ec,viewDir:e,roughness:Qn}),i=Kn.r.max(Kn.g).max(Kn.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:Yn,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=Ec,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(En(m.x,0,m.y),En(0,1,0),En(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:Yn}),s=n.sample(r),i=a.sample(r),c=Dn(En(s.x,0,s.y),En(0,1,0),En(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:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.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(Kn,Vm({normal:Ec,viewDir:yc,roughness:Qn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Yn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=En().toVar("singleScatteringDielectric"),n=En().toVar("multiScatteringDielectric"),a=En().toVar("singleScatteringMetallic"),o=En().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:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.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=Ec.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 $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Ym=xn(.305),Km=xn(3),Qm=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=En(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($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(Ym),()=>{t.assign(jm.sub(e).mul(Km.sub(Xm)).div(jm.sub(Ym)).add(Xm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Ym.sub(e).mul(Zm.sub(Km)).div(Ym.sub(Qm)).add(Km))}).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=En(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=En(t),u=fu(sf(a),Wm,n),l=Eo(u),d=So(u),c=En(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=En(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=En(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=En(wu(t,r,ou(r,s))).toVar();fn(h.equal(En(0)),()=>{h.assign(En(s.z,0,s.x.negate()))}),h.assign(Ao(h));const p=En().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=En(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 Ao(En(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=En(s).toVar(),l=En(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),En(0,0,1),En(1,0,0)),c=Ao(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,En(0,0,1),e),m=Ao(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Ao(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(),Af=En(Rf.x,Rf.y,Rf.z);class Ef{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=Aa(new r(0,1,0)),a=Aa(0),o=xn(mf),u=Aa(0),l=Aa(1),d=Zl(),c=Aa(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Af,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=Aa(0),n=Aa(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:Af,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 ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Af),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Eg(Af),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=Aa(0),this._height=Aa(0),this._maxMip=Aa(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===Ee?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Ef(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(En(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:Ec,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(Yn,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(En(.04),$n.rgb,jn);na.assign(En(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Kg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($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 $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),En(1)).mul(Gh)),aa.assign(mu(na,$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):Yh;Xn.assign(e),Yn.assign(Kg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?En(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Kn.assign(e),Qn.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?En(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?En(this.clearcoatNormalNode):Kh}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(Ec.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=En(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 $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return En(e.r)}{const e=i.fwidth().mul(.5);return mu(En(.7),En(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Yf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Kf=pn(()=>{const e=En(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ec),t.dot(Ec)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Qf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Qf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):En(mu(.2,.8,t.y)),$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(En(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||Qh),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(En(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=Aa(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=Aa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=En(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,Ay=16;class Ey 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!==Y||(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!==Ye||(r=3);let s=t*r;e.type===Ke||e.type===Qe?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,e.textureNode);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.textureNode);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;const h=void 0!==l&&void 0!==l.image&&l.image.depth>1,p=a.depth>1&&(e.useArrayDepthTexture||e.multiview||h);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,i[t]=l),l&&(l.isArrayTexture=p),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=p?a.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 g={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,t){return this.backend.updateSampler(e,t)}getSize(e,t=Ky){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=Ys(i),a=Ks(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 Ab 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 Eb=dn(Ab,"snorm").setParameterLength(1),wb=dn(Ab,"unorm").setParameterLength(1),Cb=dn(Ab,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>En(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=En(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=En(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=En(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=Aa(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Aa(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Aa(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(En(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,Yb=new a,Kb=new r(0,0,-1),Qb=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 Kl{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.gatherNode=this.gatherNode,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),Yb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Yb),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),Yb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Yb),Kb.add(Xb),Jb.subVectors(jb,Kb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Yb),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),Qb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Qb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Qb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Qb.multiplyScalar(1/Qb.dot(ex));l.elements[2]=Qb.x,l.elements[6]=Qb.y,l.elements[10]=s.coordinateSystem===h?Qb.z-0:Qb.z+1-0,l.elements[14]=Qb.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 Kl{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 Kl(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(En(e,t),1)):i=Bn(En(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 Ao(ou(x,T))}),yx=pn(([e])=>Eo(xn(52.9829189).mul(Eo(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),Ax=new a,Ex=Aa(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Aa(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Aa(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ax.makeRotationFromEuler(e.backgroundRotation).transpose():Ax.identity(),Ax});class Mx extends Kl{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=En().toVar();return fn(t.x.lessThan(r),()=>{s.assign(En(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(En(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(En(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(En(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(En(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(En(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(En(-.01,0,0))).r.sub(e.sample(t.add(En(r,0,0))).r),n=e.sample(t.add(En(0,-.01,0))).r.sub(e.sample(t.add(En(0,r,0))).r),a=e.sample(t.add(En(0,0,-.01))).r.sub(e.sample(t.add(En(0,0,r))).r);s.assign(En(i,n,a))}),s.normalize()});class Px extends Kl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return En(.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=Aa(new a),this.previousProjectionMatrix=Aa(new a).setGroup(Na),this.previousCameraViewMatrix=Aa(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:Aa(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])=>Kx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Kx(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)}),Yx=pn(([e,t=xn(1)])=>{const r=En(.57735,.57735,.57735),s=t.cos();return En(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Kx=(e,t=En(p.getLuminanceCoefficients(new r)))=>au(e,t),Qx=pn(([e,t=En(1),s=En(0),i=En(1),n=xn(1),a=En(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(En(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 K),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Kl{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.gatherNode=this.gatherNode,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=Aa(0),this._cameraFar=Aa(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=Y),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=Ao(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(En(1.6605,-.1246,-.0182),En(-.5876,1.1329,-.1006),En(-.0728,-.0083,1.1187)),pT=Dn(En(.6274,.0691,.0164),En(.3293,.9195,.088),En(.0433,.0113,.8956)),gT=pn(([e])=>{const t=En(e).toVar(),r=En(t.mul(t)).toVar(),s=En(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=En(e).toVar(),s=Dn(En(.856627153315983,.137318972929847,.11189821299995),En(.0951212405381588,.761241990602591,.0767994186031903),En(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(En(1.1271005818144368,-.1413297634984383,-.14132976349843826),En(-.11060664309660323,1.157823702216272,-.11060664309660294),En(-.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(En(0),r),En(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,En(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 AT=null,ET=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(Qs(t.value)),i=e.getTypeLength(Qs(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(Qs(a)),d=e.getTypeLength(Qs(o));AT=AT||new s,ET=ET||new s,AT.setScalar(0),ET.setScalar(0),1===u?AT.setScalar(a):a.isColor?AT.set(a.r,a.g,a.b,1):AT.set(a.x,a.y,a.z||0,a.w||0),1===d?ET.setScalar(o):o.isColor?ET.set(o.r,o.g,o.b,1):ET.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),YT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),QT=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=Aa("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=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Aa(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=Aa(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,A_=[];class E_ 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=En(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=Yc("mapSize","vec2",r).setGroup(Na),a=Yc("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=Yc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Eo(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},Y_=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)}),K_=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)}),Q_=[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||Yc("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=Yc("near","float",r.camera).setGroup(Na),s=Yc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=En(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Q_[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:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Yc("blurSamples","float",i).setGroup(Na),o=Yc("radius","float",i).setGroup(Na),u=Yc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=Y_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Yc("intensity","float",i).setGroup(Na),d=Yc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Aa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${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=Yc("radius","float",s).setGroup(Na),n=Yc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Ao(ou(t,o.x.greaterThan(o.z).select(En(0,1,0),En(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=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Yc("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||Aa(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=Aa(0).setGroup(Na),this.decayExponentNode=Aa(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=En(s).toVar(),l=En(r).toVar(),d=En(t).toVar(),c=En(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"}]})]),Av=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=En(o).toVar(),m=En(a).toVar(),f=En(n).toVar(),y=En(i).toVar(),b=En(s).toVar(),x=En(r).toVar(),T=En(t).toVar(),_=En(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"}]})]),Ev=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([Ev,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return En(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 En(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=En(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=En(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=En(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(Av(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=En(Rv(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($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=En(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=En(Av(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($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=En(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 En(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 En(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=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return En(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 En(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=En(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"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(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"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(En(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"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(Yv(o,a,n,i)).toVar(),l=xn(Xv(o.add(En(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=En(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=En(e).toVar(),b=En(jv(En(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=En(En(xn(f),xn(m),xn(g)).add(b)).toVar(),T=En(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=En(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=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(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=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(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=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=En(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 n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),nN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(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(Yv(En(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=En(t).toVar(),p=En(r).toVar(),g=En(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(Yv(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=En().toVar();return fn(t.lessThan(1e-4),()=>{s.assign(En(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(So(i)).mul(6).toVar();const n=Tn(Yo(i)),a=i.sub(xn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());fn(n.equal(Tn(0)),()=>{s.assign(En(r,l,o))}).ElseIf(n.equal(Tn(1)),()=>{s.assign(En(u,r,o))}).ElseIf(n.equal(Tn(2)),()=>{s.assign(En(o,r,l))}).ElseIf(n.equal(Tn(3)),()=>{s.assign(En(o,u,r))}).ElseIf(n.equal(Tn(4)),()=>{s.assign(En(l,o,r))}).Else(()=>{s.assign(En(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),uN=pn(([e])=>{const t=En(e).toVar(),r=xn(t.x).toVar(),s=xn(t.y).toVar(),i=xn(t.z).toVar(),n=xn(eu(r,eu(s,i))).toVar(),a=xn(tu(r,tu(s,i))).toVar(),o=xn(a.sub(n)).toVar(),u=xn().toVar(),l=xn().toVar(),d=xn().toVar();return 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x(){i.removeEventListener("dispose",x),d.material.dispose(),d.geometry.dispose()}b.name="Background.material",b.side=P,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 AN=0;class EN{constructor(e=null){this.id=AN++,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 LN extends CN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class PN 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 LN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class GN extends PN{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,YN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),KN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class QN{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 EN,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")}( ${KN(n.r)}, ${KN(n.g)}, ${KN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${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 YN.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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new xT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new EN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${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=Aa(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=Aa(0).setGroup(Na),this.penumbraCosNode=Aa(0).setGroup(Na),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(0).setGroup(Na),this.colorNode=Aa(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=Aa(new r).setGroup(Na),this.halfWidth=Aa(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===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)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=Yc("color","color",r).setGroup(Na),t=Yc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Yc("color","color",r).setGroup(Na),t=Yc("near","float",r).setGroup(Na),s=Yc("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;let r;return r=e.isArrayTexture?this.backend.isWebGLBackend?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).depth(_S).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace),r}setOutputLayerIndex(e){_S.value=e}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 NS=new ut;class SS{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)}),US.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 LS(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?P: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 LS(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;IS(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 GS(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 zS(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 vS(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ey(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Qy(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 Yy(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:WS,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 SS),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.useArrayDepthTexture=null!==d&&d.useArrayDepthTexture,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:WS,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(HS),qS.set(0,0,HS.width,HS.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(qS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(qS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new SS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?XS:jS;t.isArrayCamera||(YS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(YS,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=HS.width,g.height=HS.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: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 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._renderOutputLayers(r,e),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?XS:jS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&KS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(YS);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?XS:jS;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(YS)),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 JS{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 eR(e){return e+(Ay-e%Ay)%Ay}class tR extends JS{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 eR(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class rR extends tR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let sR=0;class iR extends rR{constructor(e,t){super("UniformBuffer_"+sR++,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 eR(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class nR extends rR{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=fR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=fR[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${bR[s.interpolationType]||s.interpolationType} ${xR[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${bR[e.interpolationType]||e.interpolationType} ${xR[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=yR[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)}yR[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 cR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new hR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new pR(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 iR(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 oR(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 vR=null,NR=null;class SR{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 vR=vR||new t,this.renderer.getDrawingBufferSize(vR)}setScissorTest(){}getClearColor(){const e=this.renderer;return NR=NR||new Zy,e.getClearColor(NR),NR.getRGB(NR),NR}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${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let RR,AR,ER=0;class wR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class CR{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 wR(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 MR{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;RR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},AR={[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 LR,PR,FR,UR=!1;class DR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===UR&&(this._init(),UR=!0)}_init(){const e=this.gl;LR={[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,[Q]:e.LINEAR_MIPMAP_LINEAR},FR={[jr]:e.NEVER,[qr]:e.ALWAYS,[E]: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,LR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,LR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,LR[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?Q: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,FR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Q)return;if(t.type===Y&&!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=Yr(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 IR(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 OR{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 VR{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 kR={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 GR{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 WR extends SR{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 OR(this),this.capabilities=new VR(this),this.attributeUtils=new CR(this),this.textureUtils=new DR(this),this.bufferRenderer=new GR(this),this.state=new MR(this),this.utils=new BR(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 $R(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;ekR[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 HR="point-list",qR="line-list",jR="line-strip",XR="triangle-list",YR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},KR="never",QR="less",ZR="equal",JR="less-equal",eA="greater",tA="not-equal",rA="greater-equal",sA="always",iA="store",nA="load",aA="clear",oA="ccw",uA="cw",lA="none",dA="back",cA="uint16",hA="uint32",pA="r8unorm",gA="r8snorm",mA="r8uint",fA="r8sint",yA="r16uint",bA="r16sint",xA="r16float",TA="rg8unorm",_A="rg8snorm",vA="rg8uint",NA="rg8sint",SA="r16unorm",RA="r16snorm",AA="r32uint",EA="r32sint",wA="r32float",CA="rg16uint",MA="rg16sint",BA="rg16float",LA="rgba8unorm",PA="rgba8unorm-srgb",FA="rgba8snorm",UA="rgba8uint",DA="rgba8sint",IA="bgra8unorm",OA="bgra8unorm-srgb",VA="rg16unorm",kA="rg16snorm",GA="rgb9e5ufloat",zA="rgb10a2unorm",$A="rg11b10ufloat",WA="rg32uint",HA="rg32sint",qA="rg32float",jA="rgba16uint",XA="rgba16sint",YA="rgba16float",KA="rgba16unorm",QA="rgba16snorm",ZA="rgba32uint",JA="rgba32sint",eE="rgba32float",tE="depth16unorm",rE="depth24plus",sE="depth24plus-stencil8",iE="depth32float",nE="depth32float-stencil8",aE="bc1-rgba-unorm",oE="bc1-rgba-unorm-srgb",uE="bc2-rgba-unorm",lE="bc2-rgba-unorm-srgb",dE="bc3-rgba-unorm",cE="bc3-rgba-unorm-srgb",hE="bc4-r-unorm",pE="bc4-r-snorm",gE="bc5-rg-unorm",mE="bc5-rg-snorm",fE="bc6h-rgb-ufloat",yE="bc6h-rgb-float",bE="bc7-rgba-unorm",xE="bc7-rgba-unorm-srgb",TE="etc2-rgb8unorm",_E="etc2-rgb8unorm-srgb",vE="etc2-rgb8a1unorm",NE="etc2-rgb8a1unorm-srgb",SE="etc2-rgba8unorm",RE="etc2-rgba8unorm-srgb",AE="eac-r11unorm",EE="eac-r11snorm",wE="eac-rg11unorm",CE="eac-rg11snorm",ME="astc-4x4-unorm",BE="astc-4x4-unorm-srgb",LE="astc-5x4-unorm",PE="astc-5x4-unorm-srgb",FE="astc-5x5-unorm",UE="astc-5x5-unorm-srgb",DE="astc-6x5-unorm",IE="astc-6x5-unorm-srgb",OE="astc-6x6-unorm",VE="astc-6x6-unorm-srgb",kE="astc-8x5-unorm",GE="astc-8x5-unorm-srgb",zE="astc-8x6-unorm",$E="astc-8x6-unorm-srgb",WE="astc-8x8-unorm",HE="astc-8x8-unorm-srgb",qE="astc-10x5-unorm",jE="astc-10x5-unorm-srgb",XE="astc-10x6-unorm",YE="astc-10x6-unorm-srgb",KE="astc-10x8-unorm",QE="astc-10x8-unorm-srgb",ZE="astc-10x10-unorm",JE="astc-10x10-unorm-srgb",ew="astc-12x10-unorm",tw="astc-12x10-unorm-srgb",rw="astc-12x12-unorm",sw="astc-12x12-unorm-srgb",iw="clamp-to-edge",nw="repeat",aw="mirror-repeat",ow="linear",uw="nearest",lw="zero",dw="one",cw="src",hw="one-minus-src",pw="src-alpha",gw="one-minus-src-alpha",mw="dst",fw="one-minus-dst",yw="dst-alpha",bw="one-minus-dst-alpha",xw="src-alpha-saturated",Tw="constant",_w="one-minus-constant",vw="add",Nw="subtract",Sw="reverse-subtract",Rw="min",Aw="max",Ew=0,ww=15,Cw="keep",Mw="zero",Bw="replace",Lw="invert",Pw="increment-clamp",Fw="decrement-clamp",Uw="increment-wrap",Dw="decrement-wrap",Iw="storage",Ow="read-only-storage",Vw="write-only",kw="read-only",Gw="read-write",zw="non-filtering",$w="comparison",Ww="float",Hw="unfilterable-float",qw="depth",jw="sint",Xw="uint",Yw="2d",Kw="3d",Qw="2d",Zw="2d-array",Jw="cube",eC="3d",tC="all",rC="vertex",sC="instance",iC={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"},nC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class aC extends uR{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 oC extends tR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let uC=0;class lC extends oC{constructor(e,t){super("StorageBuffer_"+uC++,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}}const dC=[null];class cC{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?nE:sE:!0===this.backend.renderer.reversedDepthBuffer?iE:rE),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?HR:e.isLineSegments||e.isMesh&&!0===t.wireframe?qR:e.isLine?jR:e.isMesh?XR: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 IA;if(e===Te)return YA;throw new Error("Unsupported output buffer type.")}}function hC(e,t){dC[0]=t,e.queue.submit(dC),dC[0]=null}class pC{constructor(){this.label="",this.layout=null,this.entries=[]}reset(){this.label="",this.layout=null,this.entries.length=0}}class gC{constructor(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}reset(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}}class mC{constructor(){this.label=""}reset(){this.label=""}}class fC{constructor(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}reset(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}}class yC{constructor(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}reset(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}}class bC{constructor(){this.label="",this.colorAttachments=[],this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}reset(){this.label="",this.colorAttachments.length=0,this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}}class xC{constructor(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample=new TC,this.fragment=null}reset(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample.reset(),this.fragment=null}}class TC{constructor(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}reset(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}}class _C{constructor(){this.label="",this.code="",this.compilationHints=[]}reset(){this.label="",this.code="",this.compilationHints.length=0}}class vC{constructor(){this.label="",this.size={width:0,height:1,depthOrArrayLayers:1},this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats=[],this.textureBindingViewDimension=void 0}reset(){this.label="",this.size.width=0,this.size.height=1,this.size.depthOrArrayLayers=1,this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats.length=0,this.textureBindingViewDimension=void 0}}class NC{constructor(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}reset(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}}const SC=new pC,RC=new gC,AC=new mC,EC=new fC,wC=new bC,CC=new xC,MC=new yC,BC=new _C,LC=new vC,PC=new NC;class FC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:ow}),this.flipYSampler=e.createSampler({minFilter:uw}),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,this.flipUniformBuffer=e.createBuffer(RC),RC.reset(),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM,this.noFlipUniformBuffer=e.createBuffer(RC),RC.reset(),this.transferPipelines={},BC.label="mipmap",BC.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",this.mipmapShaderModule=e.createShaderModule(BC),BC.reset()}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(CC.label=`mipmap-${e}-${t}`,CC.vertex={module:this.mipmapShaderModule},CC.fragment={module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},CC.layout="auto",s=this.device.createRenderPipeline(CC),CC.reset(),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size;LC.size.width=i,LC.size.height=n,LC.format=s,LC.usage=GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING;const a=this.device.createTexture(LC);LC.reset();const o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder(AC),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0);PC.dimension=t.textureBindingViewDimension||"2d-array",PC.mipLevelCount=1;const o=t.createView(PC);PC.reset(),SC.layout=a,SC.entries.push({binding:0,resource:this.flipYSampler},{binding:1,resource:o},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}});const u=this.device.createBindGroup(SC);SC.reset(),PC.dimension="2d",PC.mipLevelCount=1,PC.baseArrayLayer=i,PC.arrayLayerCount=1;const d=s.createView(PC);PC.reset(),MC.view=d,MC.loadOp=aA,MC.storeOp=iA,wC.colorAttachments.push(MC);const c=l.beginRenderPass(wC);wC.reset(),MC.reset(),c.setPipeline(e),c.setBindGroup(0,u),c.draw(3,1,0,r),c.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),hC(this.device,l.finish()),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e);let i=t;null===i&&(AC.label="mipmapEncoder",i=this.device.createCommandEncoder(AC),AC.reset()),this._mipmapRunBundles(i,s),null===t&&hC(this.device,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;$C.source=e,$C.flipY=i,WC.texture=t,WC.mipLevel=a,WC.origin.z=s,WC.premultipliedAlpha=n,qC.width=u,qC.height=l;try{o.queue.copyExternalImageToTexture($C,WC,qC)}catch(e){}finally{$C.reset(),WC.reset(),qC.reset()}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new FC(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;kC.texture=t,kC.mipLevel=a,kC.origin.z=s,zC.offset=e.width*e.height*l*n,zC.bytesPerRow=d,qC.width=e.width,qC.height=e.height,o.queue.writeTexture(kC,u,zC,qC),kC.reset(),zC.reset(),qC.reset(),!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,JC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,eM={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 tM extends pS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(ZC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=JC.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 rM extends hS{parseFunction(e){return new tM(e)}}const sM={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},iM={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},nM={vertex:YR.VERTEX,fragment:YR.FRAGMENT,compute:YR.COMPUTE},aM={instance:!0,swizzleAssign:!1,storageBuffer:!0},oM={"^^":"tsl_xor"},uM={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"},lM={},dM={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")},cM={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 hM="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(hM+="diagnostic( off, derivative_uniformity );\n");class pM extends QN{constructor(e,t){super(e,t,new rM),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}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${iM[e.wrapS]}S_${iM[e.wrapT]}T_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}`;let r=lM[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(dM.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(dM.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(dM.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",lM[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(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Y||!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 ${a} shader.`)}generateTextureGather(e,t,r,s,i,n){const a=!0===e.isDepthTexture?"":`${s}, `;return i?n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i} )`:n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r})`}generateTextureGatherCompare(e,t,r,s,i,n){return i?n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s})`:n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s})`}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=oM[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 sM[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 pR(i.name,i.node,o,n):new cR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new hR(i.name,i.node,o,n):"texture3D"===t&&(s=new pR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(nM[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store||null!==e.gatherNode){const e=new aC(`${i.name}_sampler`,i.node,o);e.setVisibility(nM[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?iR:lC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|nM[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new oR(u,o),e.setVisibility(YR.VERTEX|YR.FRAGMENT|YR.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,i=r.value;let a;(!0===i.isCubeTexture||!1===this.isUnfilterable(i)&&!0!==r.isStorageTextureNode||null!==r.gatherNode)&&(this.isSampleCompare(i)&&null!==r.compareNode?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let u="";const{primarySamples:l}=t.utils.getTextureSampleData(i);if(l>1&&(u="_multisampled"),!0===i.isCubeTexture&&!0===i.isDepthTexture)a="texture_depth_cube";else if(!0===i.isCubeTexture)a="texture_cube";else if(!0===i.isDepthTexture)a=t.compatibilityMode&&null===i.compareFunction?`texture${u}_2d`:`texture_depth${u}_2d${!0===i.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const r=QC(i,t.device),s=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;a=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${r}, ${s}>`}else if(!0===i.isArrayTexture||!0===i.isDataArrayTexture||!0===i.isCompressedArrayTexture)a="texture_2d_array";else if(!0===i.is3DTexture||!0===i.isData3DTexture)a="texture_3d";else{a=`texture${u}_2d<${this.getComponentTypeFromTexture(i).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${a};`)}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}, ${e} )`}getType(e){return uM[e]||e}isAvailable(e){let t=aM[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),aM[e]=t),t}_getWGSLMethod(e){return void 0!==dM[e]&&this._include(e),cM[e]}_include(e){const t=dM[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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`${this.getSignature()}\n// global\n${hM}\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} : ${n};`}}const gM=new gC,mM=new mC,fM=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&fM.set(Float16Array,["float16"]);const yM=new Map([[xt,["float16"]]]),bM=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class xM{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else gM.label=`${e.name}_readback`,gM.size=o,gM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,u=n.createBuffer(gM),gM.reset();mM.label=`readback_encoder_${e.name}`;const l=n.createCommandEncoder(mM);mM.reset(),l.copyBufferToBuffer(a,r,u,0,o);if(hC(n,l.finish()),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=bM.get(s);else{const e=(yM.get(i)||fM.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}const TM=new pC,_M=new gC,vM=new NC;class NM{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class SM{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new NM(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,n=e[i],void 0===n){const a=tC;let o;o=t.isSampledCubeTexture?Jw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Zw:t.isSampledTexture3D?eC:Qw,vM.aspect=a,vM.dimension=o,vM.mipLevelCount=r,vM.baseMipLevel=s,n=e[i]=e.texture.createView(vM),vM.reset()}}TM.entries.push({binding:i,resource:n})}else if(t.isSampler){const e=r.get(t.texture);TM.entries.push({binding:i,resource:e.sampler})}i++}const n=s.createBindGroup(TM);return TM.reset(),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&YR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Iw:e.type=Ow),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?Gw:t===ai.WRITE_ONLY?Vw:kw,s.texture.isArrayTexture?e.viewDimension=Zw:s.texture.is3DTexture&&(e.viewDimension=eC),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=Hw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Hw:t.sampleType=qw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=jw:e===S?t.sampleType=Xw:e===Y&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Ww:t.sampleType=Hw)}s.isSampledCubeTexture?t.viewDimension=Jw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Zw:s.isSampledTexture3D&&(t.viewDimension=eC),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&null!==s.textureNode.compareNode&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=$w:t.type=zw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${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 RM{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}const AM=new class{constructor(){this.label="",this.layout=null,this.compute=null}reset(){this.label="",this.layout=null,this.compute=null}},EM=new class{constructor(){this.label="",this.bindGroupLayouts=null}reset(){this.label="",this.bindGroupLayouts=null}},wM=new fC,CM=new xC;class MM{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,CM.layout=A;const E={},w=e.context.depth,C=e.context.stencil;!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&&_.topology===XR&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),CM.depthStencil=E),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=CM.label;if(null===t)h.pipeline=d.createRenderPipeline(CM),CM.reset(),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(CM)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{CM.reset(),e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a=s.getCurrentColorFormats(e),o=this._getSampleCount(e);wM.label=t,wM.colorFormats=a,wM.depthStencilFormat=n,wM.sampleCount=o;const u=i.createRenderBundleEncoder(wM);return wM.reset(),u}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),EM.bindGroupLayouts=a;const d=s.createPipelineLayout(EM);EM.reset(),AM.label=l,AM.compute=i,AM.layout=d,n.pipeline=s.createComputePipeline(AM),AM.reset(),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 ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:vw},r={srcFactor:i,dstFactor:n,operation:vw}};if(e.premultipliedAlpha)switch(s){case tt:i(dw,gw,dw,gw);break;case Qt:i(dw,dw,dw,dw);break;case Kt:i(lw,hw,lw,dw);break;case Yt:i(mw,gw,lw,dw)}else switch(s){case tt:i(pw,gw,dw,gw);break;case Qt:i(pw,dw,dw,dw);break;case Kt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Yt: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=lw;break;case Ht:t=dw;break;case Wt:t=cw;break;case kt:t=hw;break;case rt:t=pw;break;case st:t=gw;break;case zt:t=mw;break;case Vt:t=fw;break;case Gt:t=yw;break;case Ot:t=bw;break;case $t:t=xw;break;case 211:t=Tw;break;case 212:t=_w;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=KR;break;case ss:t=sA;break;case rs:t=QR;break;case ts:t=JR;break;case es:t=ZR;break;case Jr:t=rA;break;case Zr:t=eA;break;case Qr:t=tA;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=Cw;break;case cs:t=Mw;break;case ds:t=Bw;break;case ls:t=Lw;break;case us:t=Pw;break;case os:t=Fw;break;case as:t=Uw;break;case ns:t=Dw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=vw;break;case It:t=Nw;break;case Dt:t=Sw;break;case gs:t=Rw;break;case ps:t=Aw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?cA:hA);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?uA:oA,s.cullMode=r.side===F?lA:dA,s}_getColorWriteMask(e){return!0===e.colorWrite?ww:Ew}_getDepthCompare(e){let t;if(!1===e.depthTest)t=sA;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=KR;break;case ir:t=sA;break;case sr:t=QR;break;case rr:t=JR;break;case tr:t=ZR;break;case er:t=rA;break;case Jt:t=eA;break;case Zt:t=tA;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class BM{constructor(){this.label="",this.type=void 0,this.count=0}reset(){this.label="",this.type=void 0,this.count=0}}const LM=new gC,PM=new mC,FM=new BM;class UM extends zR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,FM.label=`queryset_global_timestamp_${t}`,FM.type="timestamp",FM.count=this.maxQueries,this.querySet=this.device.createQuerySet(FM),FM.reset();const s=8*this.maxQueries;LM.label=`buffer_timestamp_resolve_${t}`,LM.size=s,LM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,this.resolveBuffer=this.device.createBuffer(LM),LM.reset(),LM.label=`buffer_timestamp_result_${t}`,LM.size=s,LM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,this.resultBuffer=this.device.createBuffer(LM),LM.reset()}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(PM);s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(hC(this.device,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+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class DM{constructor(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}reset(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}}const IM={r:0,g:0,b:0,a:1},OM=new gC,VM=new mC,kM=new class{constructor(){this.label="",this.timestampWrites=void 0}reset(){this.label="",this.timestampWrites=void 0}},GM=new BM,zM=new _C,$M=new class{constructor(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}reset(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}},WM=new UC,HM=new UC,qM=new NC,jM=new DC;class XM extends SR{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 cC(this),this.attributeUtils=new xM(this),this.bindingUtils=new SM(this),this.capabilities=new RM(this),this.pipelineUtils=new MM(this),this.textureUtils=new KC(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(iC),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(iC.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${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){if(i=new bC,i.colorAttachments.push(new yC),!0===e.depth||!0===e.stencil){const t=new DM;t.view=this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView(),i.depthStencilAttachment=t}const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){const t=e.camera;return e.depthTexture&&!0===e.depthTexture.isArrayTexture&&null!==t&&!0===t.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,GM.label=`occlusionQuerySet_${e.id}`,GM.type="occlusion",GM.count=s,i=r.createQuerySet(GM),GM.reset(),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:nA}),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&&(OM.size=s,OM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,i=this.device.createBuffer(OM),OM.reset(),this.occludedResolveCache.set(s,i)),OM.size=s,OM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ;const n=this.device.createBuffer(OM);OM.reset(),t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(hC(this.device,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(),hC(this.device,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 WR(e)));super(new t(e),e),this.library=new QM,this.isWebGPURenderer=!0}}class JM extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class eB{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 tB extends eB{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class rB 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 sB 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 iB extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class nB 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 aB 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 oB 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 nB;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 aB;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t} + */ + this.entries = []; + + } + + /** + * Resets the descriptor to its default state. The internal `entries` array + * is emptied without releasing its backing storage. + */ + reset() { + + this.label = ''; + this.layout = null; + this.entries.length = 0; + + } + +} + +export default GPUBindGroupDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUBufferDescriptor.js b/src/renderers/webgpu/descriptors/GPUBufferDescriptor.js new file mode 100644 index 00000000000000..21e3ad9c3571d6 --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUBufferDescriptor.js @@ -0,0 +1,57 @@ +/** + * Reusable descriptor for `GPUDevice.createBuffer()`. + * + * @private + */ +class GPUBufferDescriptor { + + constructor() { + + /** + * The label of the buffer. + * + * @type {string} + */ + this.label = ''; + + /** + * The size of the buffer in bytes. + * + * @type {number} + * @default 0 + */ + this.size = 0; + + /** + * The allowed usages for the buffer. + * + * @type {number} + * @default 0 + */ + this.usage = 0; + + /** + * Whether the buffer is in the mapped state at creation. + * + * @type {boolean} + * @default false + */ + this.mappedAtCreation = false; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.size = 0; + this.usage = 0; + this.mappedAtCreation = false; + + } + +} + +export default GPUBufferDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUComputePipelineDescriptor.js b/src/renderers/webgpu/descriptors/GPUComputePipelineDescriptor.js new file mode 100644 index 00000000000000..464936ec5636c4 --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUComputePipelineDescriptor.js @@ -0,0 +1,48 @@ +/** + * Reusable descriptor for `GPUDevice.createComputePipeline()`. + * + * @private + */ +class GPUComputePipelineDescriptor { + + constructor() { + + /** + * The label of the compute pipeline. + * + * @type {string} + */ + this.label = ''; + + /** + * The pipeline layout the pipeline conforms to, or `'auto'`. + * + * @type {?GPUPipelineLayout|string} + * @default null + */ + this.layout = null; + + /** + * The programmable compute stage. + * + * @type {?Object} + * @default null + */ + this.compute = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.layout = null; + this.compute = null; + + } + +} + +export default GPUComputePipelineDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUPipelineLayoutDescriptor.js b/src/renderers/webgpu/descriptors/GPUPipelineLayoutDescriptor.js new file mode 100644 index 00000000000000..0a393816444a84 --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUPipelineLayoutDescriptor.js @@ -0,0 +1,39 @@ +/** + * Reusable descriptor for `GPUDevice.createPipelineLayout()`. + * + * @private + */ +class GPUPipelineLayoutDescriptor { + + constructor() { + + /** + * The label of the pipeline layout. + * + * @type {string} + */ + this.label = ''; + + /** + * The set of bind group layouts the pipeline layout describes. + * + * @type {?Array} + * @default null + */ + this.bindGroupLayouts = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.bindGroupLayouts = null; + + } + +} + +export default GPUPipelineLayoutDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUQuerySetDescriptor.js b/src/renderers/webgpu/descriptors/GPUQuerySetDescriptor.js new file mode 100644 index 00000000000000..36ce71af2a480f --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUQuerySetDescriptor.js @@ -0,0 +1,47 @@ +/** + * Reusable descriptor for `GPUDevice.createQuerySet()`. + * + * @private + */ +class GPUQuerySetDescriptor { + + constructor() { + + /** + * The label of the query set. + * + * @type {string} + */ + this.label = ''; + + /** + * The type of queries managed by the set. + * + * @type {string|undefined} + */ + this.type = undefined; + + /** + * The number of queries managed by the set. + * + * @type {number} + * @default 0 + */ + this.count = 0; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.type = undefined; + this.count = 0; + + } + +} + +export default GPUQuerySetDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPURenderPipelineDescriptor.js b/src/renderers/webgpu/descriptors/GPURenderPipelineDescriptor.js new file mode 100644 index 00000000000000..543906bcc29425 --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPURenderPipelineDescriptor.js @@ -0,0 +1,130 @@ +/** + * Reusable descriptor for `GPUDevice.createRenderPipeline()` and + * `createRenderPipelineAsync()`. + * + * @private + */ +class GPURenderPipelineDescriptor { + + constructor() { + + /** + * The label of the render pipeline. + * + * @type {string} + */ + this.label = ''; + + /** + * The pipeline layout the pipeline conforms to, or `'auto'`. + * + * @type {?GPUPipelineLayout|string} + * @default null + */ + this.layout = null; + + /** + * The programmable vertex stage. + * + * @type {?Object} + * @default null + */ + this.vertex = null; + + /** + * The primitive-assembly state. + * + * @type {Object} + */ + this.primitive = {}; + + /** + * The depth/stencil state, omitted when the pipeline has no depth or stencil aspect. + * + * @type {Object|undefined} + */ + this.depthStencil = undefined; + + /** + * The multisample state. + * + * @type {GPUMultisampleState} + */ + this.multisample = new GPUMultisampleState(); + + /** + * The programmable fragment stage. Omitted for vertex-only pipelines. + * + * @type {?Object} + * @default null + */ + this.fragment = null; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.layout = null; + this.vertex = null; + this.primitive = {}; + this.depthStencil = undefined; + this.multisample.reset(); + this.fragment = null; + + } + +} + +/** + * Reusable nested state for `GPURenderPipelineDescriptor.multisample`. + * + * @private + */ +class GPUMultisampleState { + + constructor() { + + /** + * The number of samples per pixel. + * + * @type {number} + * @default 1 + */ + this.count = 1; + + /** + * A bitmask determining which samples are written to. + * + * @type {number} + * @default 0xFFFFFFFF + */ + this.mask = 0xFFFFFFFF; + + /** + * Whether a fragment's alpha channel is used to generate a sample coverage mask. + * + * @type {boolean} + * @default false + */ + this.alphaToCoverageEnabled = false; + + } + + /** + * Resets the state to its default values. + */ + reset() { + + this.count = 1; + this.mask = 0xFFFFFFFF; + this.alphaToCoverageEnabled = false; + + } + +} + +export default GPURenderPipelineDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUSamplerDescriptor.js b/src/renderers/webgpu/descriptors/GPUSamplerDescriptor.js new file mode 100644 index 00000000000000..b99021d72fbe04 --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUSamplerDescriptor.js @@ -0,0 +1,119 @@ +/** + * Reusable descriptor for `GPUDevice.createSampler()`. + * + * @private + */ +class GPUSamplerDescriptor { + + constructor() { + + /** + * The label of the sampler. + * + * @type {string} + */ + this.label = ''; + + /** + * The address mode for the sampler's U coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeU = 'clamp-to-edge'; + + /** + * The address mode for the sampler's V coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeV = 'clamp-to-edge'; + + /** + * The address mode for the sampler's W coordinate. + * + * @type {string} + * @default 'clamp-to-edge' + */ + this.addressModeW = 'clamp-to-edge'; + + /** + * The magnification filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.magFilter = 'nearest'; + + /** + * The minification filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.minFilter = 'nearest'; + + /** + * The mipmap filter mode. + * + * @type {string} + * @default 'nearest' + */ + this.mipmapFilter = 'nearest'; + + /** + * The minimum level of detail used to sample. + * + * @type {number} + * @default 0 + */ + this.lodMinClamp = 0; + + /** + * The maximum level of detail used to sample. + * + * @type {number} + * @default 32 + */ + this.lodMaxClamp = 32; + + /** + * The compare function used by the sampler. + * + * @type {string|undefined} + */ + this.compare = undefined; + + /** + * The maximum allowed anisotropic filtering. + * + * @type {number} + * @default 1 + */ + this.maxAnisotropy = 1; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.addressModeU = 'clamp-to-edge'; + this.addressModeV = 'clamp-to-edge'; + this.addressModeW = 'clamp-to-edge'; + this.magFilter = 'nearest'; + this.minFilter = 'nearest'; + this.mipmapFilter = 'nearest'; + this.lodMinClamp = 0; + this.lodMaxClamp = 32; + this.compare = undefined; + this.maxAnisotropy = 1; + + } + +} + +export default GPUSamplerDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUShaderModuleDescriptor.js b/src/renderers/webgpu/descriptors/GPUShaderModuleDescriptor.js new file mode 100644 index 00000000000000..1d7642b804cd71 --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUShaderModuleDescriptor.js @@ -0,0 +1,46 @@ +/** + * Reusable descriptor for `GPUDevice.createShaderModule()`. + * + * @private + */ +class GPUShaderModuleDescriptor { + + constructor() { + + /** + * The label of the shader module. + * + * @type {string} + */ + this.label = ''; + + /** + * The WGSL source code of the shader module. + * + * @type {string} + */ + this.code = ''; + + /** + * Compilation hints that may help the implementation produce optimized code. + * + * @type {Array} + */ + this.compilationHints = []; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.code = ''; + this.compilationHints.length = 0; + + } + +} + +export default GPUShaderModuleDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUTextureDescriptor.js b/src/renderers/webgpu/descriptors/GPUTextureDescriptor.js new file mode 100644 index 00000000000000..b628098d3dfeee --- /dev/null +++ b/src/renderers/webgpu/descriptors/GPUTextureDescriptor.js @@ -0,0 +1,99 @@ +/** + * Reusable descriptor for `GPUDevice.createTexture()`. + * + * @private + */ +class GPUTextureDescriptor { + + constructor() { + + /** + * The label of the texture. + * + * @type {string} + */ + this.label = ''; + + /** + * The size of the texture. + * + * @type {{width: number, height: number, depthOrArrayLayers: number}} + */ + this.size = { width: 0, height: 1, depthOrArrayLayers: 1 }; + + /** + * The number of mip levels the texture will contain. + * + * @type {number} + * @default 1 + */ + this.mipLevelCount = 1; + + /** + * The sample count of the texture. + * + * @type {number} + * @default 1 + */ + this.sampleCount = 1; + + /** + * The dimension of the set of texel coordinates. + * + * @type {string} + * @default '2d' + */ + this.dimension = '2d'; + + /** + * The format of the texture. + * + * @type {string|undefined} + */ + this.format = undefined; + + /** + * The allowed usages for the texture. + * + * @type {number|undefined} + */ + this.usage = undefined; + + /** + * The formats that views of this texture may use. + * + * @type {Array} + */ + this.viewFormats = []; + + /** + * The view dimension to use when binding the texture (compatibility mode). + * + * @type {string|undefined} + */ + this.textureBindingViewDimension = undefined; + + } + + /** + * Resets the descriptor to its default state. + */ + reset() { + + this.label = ''; + this.size.width = 0; + this.size.height = 1; + this.size.depthOrArrayLayers = 1; + this.mipLevelCount = 1; + this.sampleCount = 1; + this.dimension = '2d'; + this.format = undefined; + this.usage = undefined; + this.viewFormats.length = 0; + this.textureBindingViewDimension = undefined; + + } + +} + +export default GPUTextureDescriptor; diff --git a/src/renderers/webgpu/descriptors/GPUTextureViewDescriptor.js b/src/renderers/webgpu/descriptors/GPUTextureViewDescriptor.js index a5fbb0e25b1a59..1824b57f2dc924 100644 --- a/src/renderers/webgpu/descriptors/GPUTextureViewDescriptor.js +++ b/src/renderers/webgpu/descriptors/GPUTextureViewDescriptor.js @@ -74,6 +74,15 @@ class GPUTextureViewDescriptor { */ this.arrayLayerCount = undefined; + /** + * The component swizzle to apply when sampling the texture view. + * Requires the `'texture-component-swizzle'` feature; ignored otherwise. + * + * @type {string} + * @default 'rgba' + */ + this.swizzle = 'rgba'; + } /** @@ -90,6 +99,7 @@ class GPUTextureViewDescriptor { this.mipLevelCount = undefined; this.baseArrayLayer = 0; this.arrayLayerCount = undefined; + this.swizzle = 'rgba'; } diff --git a/src/renderers/webgpu/utils/WebGPUAttributeUtils.js b/src/renderers/webgpu/utils/WebGPUAttributeUtils.js index 4011d99fc85556..fe34b24aaaed8c 100644 --- a/src/renderers/webgpu/utils/WebGPUAttributeUtils.js +++ b/src/renderers/webgpu/utils/WebGPUAttributeUtils.js @@ -1,10 +1,12 @@ import { GPUInputStepMode } from './WebGPUConstants.js'; import { submit } from './WebGPUUtils.js'; +import GPUBufferDescriptor from '../descriptors/GPUBufferDescriptor.js'; import GPUCommandEncoderDescriptor from '../descriptors/GPUCommandEncoderDescriptor.js'; import { Float16BufferAttribute } from '../../../core/BufferAttribute.js'; import { isTypedArray, error } from '../../../utils.js'; +const _bufferDescriptor = new GPUBufferDescriptor(); const _commandEncoderDescriptor = new GPUCommandEncoderDescriptor(); const typedArraysToVertexFormatPrefix = new Map( [ @@ -128,12 +130,14 @@ class WebGPUAttributeUtils { const byteLength = array.byteLength; const size = byteLength + ( ( 4 - ( byteLength % 4 ) ) % 4 ); - buffer = device.createBuffer( { - label: bufferAttribute.name, - size: size, - usage: usage, - mappedAtCreation: true - } ); + _bufferDescriptor.label = bufferAttribute.name; + _bufferDescriptor.size = size; + _bufferDescriptor.usage = usage; + _bufferDescriptor.mappedAtCreation = true; + + buffer = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); new array.constructor( buffer.getMappedRange() ).set( array ); @@ -355,11 +359,13 @@ class WebGPUAttributeUtils { // initialize the GPU-side read copy buffer if it is not present if ( readbackInfo.readBufferGPU === undefined ) { - readBufferGPU = device.createBuffer( { - label: `${ target.name }_readback`, - size: target.maxByteLength, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor.label = `${ target.name }_readback`; + _bufferDescriptor.size = target.maxByteLength; + _bufferDescriptor.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + readBufferGPU = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); // release / dispose const releaseCallback = () => { @@ -400,11 +406,13 @@ class WebGPUAttributeUtils { } else { // create a new temp buffer for array buffers otherwise - readBufferGPU = device.createBuffer( { - label: `${ attribute.name }_readback`, - size: byteLength, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + _bufferDescriptor.label = `${ attribute.name }_readback`; + _bufferDescriptor.size = byteLength; + _bufferDescriptor.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + readBufferGPU = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); } diff --git a/src/renderers/webgpu/utils/WebGPUBindingUtils.js b/src/renderers/webgpu/utils/WebGPUBindingUtils.js index cdd4a0c4e0fb8e..fb3c7f5c8b567c 100644 --- a/src/renderers/webgpu/utils/WebGPUBindingUtils.js +++ b/src/renderers/webgpu/utils/WebGPUBindingUtils.js @@ -8,8 +8,12 @@ import { NodeAccess } from '../../../nodes/core/constants.js'; import { isTypedArray, error } from '../../../utils.js'; import { hashString } from '../../../nodes/core/NodeUtils.js'; +import GPUBindGroupDescriptor from '../descriptors/GPUBindGroupDescriptor.js'; +import GPUBufferDescriptor from '../descriptors/GPUBufferDescriptor.js'; import GPUTextureViewDescriptor from '../descriptors/GPUTextureViewDescriptor.js'; +const _bindGroupDescriptor = new GPUBindGroupDescriptor(); +const _bufferDescriptor = new GPUBufferDescriptor(); const _viewDescriptor = new GPUTextureViewDescriptor(); /** @@ -248,21 +252,25 @@ class WebGPUBindingUtils { const usage = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST; const index = data[ 0 ]; - const buffer = device.createBuffer( { - label: 'bindingCameraIndex_' + index, - size: 16, // uint(4) * 4 - usage: usage - } ); + _bufferDescriptor.label = 'bindingCameraIndex_' + index; + _bufferDescriptor.size = 16; // uint(4) * 4 + _bufferDescriptor.usage = usage; + + const buffer = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); device.queue.writeBuffer( buffer, 0, data, 0 ); - const entries = [ { binding: 0, resource: { buffer } } ]; + _bindGroupDescriptor.label = 'bindGroupCameraIndex_' + index; + _bindGroupDescriptor.layout = layoutGPU; + _bindGroupDescriptor.entries.push( { binding: 0, resource: { buffer } } ); + + const bindGroup = device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); - return device.createBindGroup( { - label: 'bindGroupCameraIndex_' + index, - layout: layoutGPU, - entries - } ); + return bindGroup; } @@ -279,7 +287,9 @@ class WebGPUBindingUtils { const device = backend.device; let bindingPoint = 0; - const entriesGPU = []; + + _bindGroupDescriptor.label = 'bindGroup_' + bindGroup.name; + _bindGroupDescriptor.layout = layoutGPU; for ( const binding of bindGroup.bindings ) { @@ -287,13 +297,13 @@ class WebGPUBindingUtils { const bindingData = backend.get( binding ); - entriesGPU.push( { binding: bindingPoint, resource: { buffer: bindingData.buffer } } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: { buffer: bindingData.buffer } } ); } else if ( binding.isStorageBuffer ) { const buffer = backend.get( binding.attribute ).buffer; - entriesGPU.push( { binding: bindingPoint, resource: { buffer: buffer } } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: { buffer: buffer } } ); } else if ( binding.isSampledTexture ) { @@ -360,13 +370,13 @@ class WebGPUBindingUtils { } - entriesGPU.push( { binding: bindingPoint, resource: resourceGPU } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: resourceGPU } ); } else if ( binding.isSampler ) { const textureGPU = backend.get( binding.texture ); - entriesGPU.push( { binding: bindingPoint, resource: textureGPU.sampler } ); + _bindGroupDescriptor.entries.push( { binding: bindingPoint, resource: textureGPU.sampler } ); } @@ -374,11 +384,11 @@ class WebGPUBindingUtils { } - return device.createBindGroup( { - label: 'bindGroup_' + bindGroup.name, - layout: layoutGPU, - entries: entriesGPU - } ); + const bindGroupGPU = device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + + return bindGroupGPU; } diff --git a/src/renderers/webgpu/utils/WebGPUPipelineUtils.js b/src/renderers/webgpu/utils/WebGPUPipelineUtils.js index 04696a075813e0..4ed6702b0a176c 100644 --- a/src/renderers/webgpu/utils/WebGPUPipelineUtils.js +++ b/src/renderers/webgpu/utils/WebGPUPipelineUtils.js @@ -17,9 +17,15 @@ import { import { error, ReversedDepthFuncs, warn, warnOnce } from '../../../utils.js'; +import GPUComputePipelineDescriptor from '../descriptors/GPUComputePipelineDescriptor.js'; +import GPUPipelineLayoutDescriptor from '../descriptors/GPUPipelineLayoutDescriptor.js'; import GPURenderBundleEncoderDescriptor from '../descriptors/GPURenderBundleEncoderDescriptor.js'; +import GPURenderPipelineDescriptor from '../descriptors/GPURenderPipelineDescriptor.js'; +const _computePipelineDescriptor = new GPUComputePipelineDescriptor(); +const _pipelineLayoutDescriptor = new GPUPipelineLayoutDescriptor(); const _renderBundleEncoderDescriptor = new GPURenderBundleEncoderDescriptor(); +const _renderPipelineDescriptor = new GPURenderPipelineDescriptor(); /** * A WebGPU backend utility module for managing pipelines. @@ -222,20 +228,19 @@ class WebGPUPipelineUtils { const sampleCount = this._getSampleCount( renderObject.context ); - const pipelineDescriptor = { - label: `renderPipeline_${ material.name || material.type }_${ material.id }`, - vertex: Object.assign( {}, vertexModule, { buffers: vertexBuffers } ), - fragment: Object.assign( {}, fragmentModule, { targets } ), - primitive: primitiveState, - multisample: { - count: sampleCount, - alphaToCoverageEnabled: material.alphaToCoverage && sampleCount > 1 - }, - layout: device.createPipelineLayout( { - bindGroupLayouts - } ) - }; + _pipelineLayoutDescriptor.bindGroupLayouts = bindGroupLayouts; + const pipelineLayout = device.createPipelineLayout( _pipelineLayoutDescriptor ); + + _pipelineLayoutDescriptor.reset(); + + _renderPipelineDescriptor.label = `renderPipeline_${ material.name || material.type }_${ material.id }`; + _renderPipelineDescriptor.vertex = Object.assign( {}, vertexModule, { buffers: vertexBuffers } ); + _renderPipelineDescriptor.fragment = Object.assign( {}, fragmentModule, { targets } ); + _renderPipelineDescriptor.primitive = primitiveState; + _renderPipelineDescriptor.multisample.count = sampleCount; + _renderPipelineDescriptor.multisample.alphaToCoverageEnabled = material.alphaToCoverage && sampleCount > 1; + _renderPipelineDescriptor.layout = pipelineLayout; const depthStencil = {}; const renderDepth = renderObject.context.depth; @@ -268,7 +273,7 @@ class WebGPUPipelineUtils { } - pipelineDescriptor.depthStencil = depthStencil; + _renderPipelineDescriptor.depthStencil = depthStencil; } @@ -280,11 +285,13 @@ class WebGPUPipelineUtils { { program: vertexProgram, module: vertexModule.module }, { program: fragmentProgram, module: fragmentModule.module } ]; - const pipelineLabel = pipelineDescriptor.label; + const pipelineLabel = _renderPipelineDescriptor.label; if ( promises === null ) { - pipelineData.pipeline = device.createRenderPipeline( pipelineDescriptor ); + pipelineData.pipeline = device.createRenderPipeline( _renderPipelineDescriptor ); + + _renderPipelineDescriptor.reset(); device.popErrorScope().then( ( err ) => { @@ -310,7 +317,7 @@ class WebGPUPipelineUtils { try { - pipelineData.pipeline = await device.createRenderPipelineAsync( pipelineDescriptor ); + pipelineData.pipeline = await device.createRenderPipelineAsync( _renderPipelineDescriptor ); } catch ( err ) { @@ -333,6 +340,8 @@ class WebGPUPipelineUtils { } finally { + _renderPipelineDescriptor.reset(); + // Guarantee resolution so `compileAsync`'s Promise.all cannot hang on an // unexpected throw from any await above. resolve(); @@ -409,13 +418,19 @@ class WebGPUPipelineUtils { device.pushErrorScope( 'validation' ); - pipelineGPU.pipeline = device.createComputePipeline( { - label: pipelineLabel, - compute: computeProgram, - layout: device.createPipelineLayout( { - bindGroupLayouts - } ) - } ); + _pipelineLayoutDescriptor.bindGroupLayouts = bindGroupLayouts; + + const pipelineLayout = device.createPipelineLayout( _pipelineLayoutDescriptor ); + + _pipelineLayoutDescriptor.reset(); + + _computePipelineDescriptor.label = pipelineLabel; + _computePipelineDescriptor.compute = computeProgram; + _computePipelineDescriptor.layout = pipelineLayout; + + pipelineGPU.pipeline = device.createComputePipeline( _computePipelineDescriptor ); + + _computePipelineDescriptor.reset(); device.popErrorScope().then( ( err ) => { diff --git a/src/renderers/webgpu/utils/WebGPUTexturePassUtils.js b/src/renderers/webgpu/utils/WebGPUTexturePassUtils.js index 067ccc095394f4..936c8fe5c8284b 100644 --- a/src/renderers/webgpu/utils/WebGPUTexturePassUtils.js +++ b/src/renderers/webgpu/utils/WebGPUTexturePassUtils.js @@ -1,16 +1,26 @@ import DataMap from '../../common/DataMap.js'; import { GPUFilterMode, GPULoadOp, GPUStoreOp } from './WebGPUConstants.js'; import { submit } from './WebGPUUtils.js'; +import GPUBindGroupDescriptor from '../descriptors/GPUBindGroupDescriptor.js'; +import GPUBufferDescriptor from '../descriptors/GPUBufferDescriptor.js'; import GPUCommandEncoderDescriptor from '../descriptors/GPUCommandEncoderDescriptor.js'; import GPURenderBundleEncoderDescriptor from '../descriptors/GPURenderBundleEncoderDescriptor.js'; import GPURenderPassColorAttachment from '../descriptors/GPURenderPassColorAttachment.js'; import GPURenderPassDescriptor from '../descriptors/GPURenderPassDescriptor.js'; +import GPURenderPipelineDescriptor from '../descriptors/GPURenderPipelineDescriptor.js'; +import GPUShaderModuleDescriptor from '../descriptors/GPUShaderModuleDescriptor.js'; +import GPUTextureDescriptor from '../descriptors/GPUTextureDescriptor.js'; import GPUTextureViewDescriptor from '../descriptors/GPUTextureViewDescriptor.js'; +const _bindGroupDescriptor = new GPUBindGroupDescriptor(); +const _bufferDescriptor = new GPUBufferDescriptor(); const _commandEncoderDescriptor = new GPUCommandEncoderDescriptor(); const _renderBundleEncoderDescriptor = new GPURenderBundleEncoderDescriptor(); const _renderPassDescriptor = new GPURenderPassDescriptor(); +const _renderPipelineDescriptor = new GPURenderPipelineDescriptor(); const _colorAttachment = new GPURenderPassColorAttachment(); +const _shaderModuleDescriptor = new GPUShaderModuleDescriptor(); +const _textureDescriptor = new GPUTextureDescriptor(); const _viewDescriptor = new GPUTextureViewDescriptor(); /** @@ -130,20 +140,25 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { * flip uniform buffer * @type {GPUBuffer} */ - this.flipUniformBuffer = device.createBuffer( { - size: 4, - usage: GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST - } ); + _bufferDescriptor.size = 4; + _bufferDescriptor.usage = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST; + + this.flipUniformBuffer = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); + device.queue.writeBuffer( this.flipUniformBuffer, 0, new Uint32Array( [ 1 ] ) ); /** * no flip uniform buffer * @type {GPUBuffer} */ - this.noFlipUniformBuffer = device.createBuffer( { - size: 4, - usage: GPUBufferUsage.UNIFORM - } ); + _bufferDescriptor.size = 4; + _bufferDescriptor.usage = GPUBufferUsage.UNIFORM; + + this.noFlipUniformBuffer = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); /** * A cache for GPU render pipelines used for copy/transfer passes. @@ -158,10 +173,12 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { * * @type {GPUShaderModule} */ - this.mipmapShaderModule = device.createShaderModule( { - label: 'mipmap', - code: mipmapSource - } ); + _shaderModuleDescriptor.label = 'mipmap'; + _shaderModuleDescriptor.code = mipmapSource; + + this.mipmapShaderModule = device.createShaderModule( _shaderModuleDescriptor ); + + _shaderModuleDescriptor.reset(); } @@ -181,18 +198,18 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { if ( pipeline === undefined ) { - pipeline = this.device.createRenderPipeline( { - label: `mipmap-${ format }-${ textureBindingViewDimension }`, - vertex: { - module: this.mipmapShaderModule, - }, - fragment: { - module: this.mipmapShaderModule, - entryPoint: `main_${ textureBindingViewDimension.replace( '-', '_' ) }`, - targets: [ { format } ] - }, - layout: 'auto' - } ); + _renderPipelineDescriptor.label = `mipmap-${ format }-${ textureBindingViewDimension }`; + _renderPipelineDescriptor.vertex = { module: this.mipmapShaderModule }; + _renderPipelineDescriptor.fragment = { + module: this.mipmapShaderModule, + entryPoint: `main_${ textureBindingViewDimension.replace( '-', '_' ) }`, + targets: [ { format } ] + }; + _renderPipelineDescriptor.layout = 'auto'; + + pipeline = this.device.createRenderPipeline( _renderPipelineDescriptor ); + + _renderPipelineDescriptor.reset(); this.transferPipelines[ key ] = pipeline; @@ -214,11 +231,14 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { const format = textureGPUDescriptor.format; const { width, height } = textureGPUDescriptor.size; - const tempTexture = this.device.createTexture( { - size: { width, height }, - format, - usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING - } ); + _textureDescriptor.size.width = width; + _textureDescriptor.size.height = height; + _textureDescriptor.format = format; + _textureDescriptor.usage = GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING; + + const tempTexture = this.device.createTexture( _textureDescriptor ); + + _textureDescriptor.reset(); const copyTransferPipeline = this.getTransferPipeline( format, textureGPU.textureBindingViewDimension ); const flipTransferPipeline = this.getTransferPipeline( format, tempTexture.textureBindingViewDimension ); @@ -236,20 +256,22 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { _viewDescriptor.reset(); - const bindGroup = this.device.createBindGroup( { - layout: bindGroupLayout, - entries: [ { - binding: 0, - resource: this.flipYSampler - }, { - binding: 1, - resource: sourceView, - }, { - binding: 2, - resource: { buffer: flipY ? this.flipUniformBuffer : this.noFlipUniformBuffer } - } ] + _bindGroupDescriptor.layout = bindGroupLayout; + _bindGroupDescriptor.entries.push( { + binding: 0, + resource: this.flipYSampler + }, { + binding: 1, + resource: sourceView, + }, { + binding: 2, + resource: { buffer: flipY ? this.flipUniformBuffer : this.noFlipUniformBuffer } } ); + const bindGroup = this.device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + _viewDescriptor.dimension = '2d'; _viewDescriptor.mipLevelCount = 1; _viewDescriptor.baseArrayLayer = destinationArrayLayer; @@ -344,20 +366,22 @@ fn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 { _viewDescriptor.reset(); - const bindGroup = this.device.createBindGroup( { - layout: bindGroupLayout, - entries: [ { - binding: 0, - resource: this.mipmapSampler - }, { - binding: 1, - resource: sourceView, - }, { - binding: 2, - resource: { buffer: this.noFlipUniformBuffer } - } ] + _bindGroupDescriptor.layout = bindGroupLayout; + _bindGroupDescriptor.entries.push( { + binding: 0, + resource: this.mipmapSampler + }, { + binding: 1, + resource: sourceView, + }, { + binding: 2, + resource: { buffer: this.noFlipUniformBuffer } } ); + const bindGroup = this.device.createBindGroup( _bindGroupDescriptor ); + + _bindGroupDescriptor.reset(); + _viewDescriptor.dimension = '2d'; _viewDescriptor.baseMipLevel = baseMipLevel; _viewDescriptor.mipLevelCount = 1; diff --git a/src/renderers/webgpu/utils/WebGPUTextureUtils.js b/src/renderers/webgpu/utils/WebGPUTextureUtils.js index a12de85f250cde..1fbfcb7431ccff 100644 --- a/src/renderers/webgpu/utils/WebGPUTextureUtils.js +++ b/src/renderers/webgpu/utils/WebGPUTextureUtils.js @@ -5,20 +5,26 @@ import { ColorManagement } from '../../../math/ColorManagement.js'; import WebGPUTexturePassUtils from './WebGPUTexturePassUtils.js'; import { submit } from './WebGPUUtils.js'; +import GPUBufferDescriptor from '../descriptors/GPUBufferDescriptor.js'; import GPUCommandEncoderDescriptor from '../descriptors/GPUCommandEncoderDescriptor.js'; +import GPUSamplerDescriptor from '../descriptors/GPUSamplerDescriptor.js'; import GPUTexelCopyTextureInfo from '../descriptors/GPUTexelCopyTextureInfo.js'; import GPUTexelCopyBufferInfo from '../descriptors/GPUTexelCopyBufferInfo.js'; import GPUTexelCopyBufferLayout from '../descriptors/GPUTexelCopyBufferLayout.js'; import GPUCopyExternalImageSourceInfo from '../descriptors/GPUCopyExternalImageSourceInfo.js'; import GPUCopyExternalImageDestInfo from '../descriptors/GPUCopyExternalImageDestInfo.js'; +import GPUTextureDescriptor from '../descriptors/GPUTextureDescriptor.js'; import GPUExtent3D from '../descriptors/GPUExtent3D.js'; +const _bufferDescriptor = new GPUBufferDescriptor(); const _commandEncoderDescriptor = new GPUCommandEncoderDescriptor(); +const _samplerDescriptor = new GPUSamplerDescriptor(); const _texelCopyTextureInfo = new GPUTexelCopyTextureInfo(); const _texelCopyBufferInfo = new GPUTexelCopyBufferInfo(); const _texelCopyBufferLayout = new GPUTexelCopyBufferLayout(); const _copyExternalImageSourceInfo = new GPUCopyExternalImageSourceInfo(); const _copyExternalImageDestInfo = new GPUCopyExternalImageDestInfo(); +const _textureDescriptor = new GPUTextureDescriptor(); const _extent3D = new GPUExtent3D(); import { @@ -159,40 +165,39 @@ class WebGPUTextureUtils { if ( samplerData === undefined ) { - const samplerDescriptorGPU = { - addressModeU: this._convertAddressMode( texture.wrapS ), - addressModeV: this._convertAddressMode( texture.wrapT ), - addressModeW: this._convertAddressMode( texture.wrapR ), - magFilter: this._convertFilterMode( texture.magFilter ), - minFilter: this._convertFilterMode( texture.minFilter ), - mipmapFilter: this._convertMipmapFilterMode( texture.minFilter ), - maxAnisotropy: 1 - }; + _samplerDescriptor.addressModeU = this._convertAddressMode( texture.wrapS ); + _samplerDescriptor.addressModeV = this._convertAddressMode( texture.wrapT ); + _samplerDescriptor.addressModeW = this._convertAddressMode( texture.wrapR ); + _samplerDescriptor.magFilter = this._convertFilterMode( texture.magFilter ); + _samplerDescriptor.minFilter = this._convertFilterMode( texture.minFilter ); + _samplerDescriptor.mipmapFilter = this._convertMipmapFilterMode( texture.minFilter ); // Depth textures without compare function must use non-filtering (nearest) sampling if ( texture.isDepthTexture && ( texture.compareFunction === null || textureNode.compareNode === null ) ) { - samplerDescriptorGPU.magFilter = GPUFilterMode.Nearest; - samplerDescriptorGPU.minFilter = GPUFilterMode.Nearest; - samplerDescriptorGPU.mipmapFilter = GPUFilterMode.Nearest; + _samplerDescriptor.magFilter = GPUFilterMode.Nearest; + _samplerDescriptor.minFilter = GPUFilterMode.Nearest; + _samplerDescriptor.mipmapFilter = GPUFilterMode.Nearest; } // anisotropy can only be used when all filter modes are set to linear. - if ( samplerDescriptorGPU.magFilter === GPUFilterMode.Linear && samplerDescriptorGPU.minFilter === GPUFilterMode.Linear && samplerDescriptorGPU.mipmapFilter === GPUFilterMode.Linear ) { + if ( _samplerDescriptor.magFilter === GPUFilterMode.Linear && _samplerDescriptor.minFilter === GPUFilterMode.Linear && _samplerDescriptor.mipmapFilter === GPUFilterMode.Linear ) { - samplerDescriptorGPU.maxAnisotropy = texture.anisotropy; + _samplerDescriptor.maxAnisotropy = texture.anisotropy; } if ( texture.isDepthTexture && texture.compareFunction !== null && textureNode.compareNode !== null && backend.hasCompatibility( Compatibility.TEXTURE_COMPARE ) ) { - samplerDescriptorGPU.compare = _compareToWebGPU[ texture.compareFunction ]; + _samplerDescriptor.compare = _compareToWebGPU[ texture.compareFunction ]; } - const sampler = backend.device.createSampler( samplerDescriptorGPU ); + const sampler = backend.device.createSampler( _samplerDescriptor ); + + _samplerDescriptor.reset(); samplerData = { sampler, usedTimes: 0 }; @@ -325,19 +330,16 @@ class WebGPUTextureUtils { } - const textureDescriptorGPU = { - label: texture.name, - size: { - width: width, - height: height, - depthOrArrayLayers: depth, - }, - mipLevelCount: levels, - sampleCount: primarySamples, - dimension: dimension, - format: format, - usage: usage - }; + const textureDescriptorGPU = new GPUTextureDescriptor(); + textureDescriptorGPU.label = texture.name; + textureDescriptorGPU.size.width = width; + textureDescriptorGPU.size.height = height; + textureDescriptorGPU.size.depthOrArrayLayers = depth; + textureDescriptorGPU.mipLevelCount = levels; + textureDescriptorGPU.sampleCount = primarySamples; + textureDescriptorGPU.dimension = dimension; + textureDescriptorGPU.format = format; + textureDescriptorGPU.usage = usage; // texture creation @@ -447,17 +449,16 @@ class WebGPUTextureUtils { if ( colorBuffer ) colorBuffer.destroy(); - colorBuffer = backend.device.createTexture( { - label: 'colorBuffer', - size: { - width: width, - height: height, - depthOrArrayLayers: 1 - }, - sampleCount: backend.utils.getSampleCount( backend.renderer.currentSamples ), - format: backend.utils.getPreferredCanvasFormat(), - usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC - } ); + _textureDescriptor.label = 'colorBuffer'; + _textureDescriptor.size.width = width; + _textureDescriptor.size.height = height; + _textureDescriptor.sampleCount = backend.utils.getSampleCount( backend.renderer.currentSamples ); + _textureDescriptor.format = backend.utils.getPreferredCanvasFormat(); + _textureDescriptor.usage = GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC; + + colorBuffer = backend.device.createTexture( _textureDescriptor ); + + _textureDescriptor.reset(); // @@ -702,12 +703,12 @@ class WebGPUTextureUtils { let bytesPerRow = width * bytesPerTexel; bytesPerRow = Math.ceil( bytesPerRow / 256 ) * 256; // Align to 256 bytes - const readBuffer = device.createBuffer( - { - size: ( ( height - 1 ) * bytesPerRow ) + ( width * bytesPerTexel ), // see https://github.com/mrdoob/three.js/issues/31658#issuecomment-3229442010 - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } - ); + _bufferDescriptor.size = ( ( height - 1 ) * bytesPerRow ) + ( width * bytesPerTexel ); // see https://github.com/mrdoob/three.js/issues/31658#issuecomment-3229442010 + _bufferDescriptor.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + const readBuffer = device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); const encoder = device.createCommandEncoder( _commandEncoderDescriptor ); diff --git a/src/renderers/webgpu/utils/WebGPUTimestampQueryPool.js b/src/renderers/webgpu/utils/WebGPUTimestampQueryPool.js index 123faf669f899f..b19dde83e50bb5 100644 --- a/src/renderers/webgpu/utils/WebGPUTimestampQueryPool.js +++ b/src/renderers/webgpu/utils/WebGPUTimestampQueryPool.js @@ -1,9 +1,13 @@ import { error, warnOnce } from '../../../utils.js'; import TimestampQueryPool from '../../common/TimestampQueryPool.js'; import { submit } from './WebGPUUtils.js'; +import GPUBufferDescriptor from '../descriptors/GPUBufferDescriptor.js'; import GPUCommandEncoderDescriptor from '../descriptors/GPUCommandEncoderDescriptor.js'; +import GPUQuerySetDescriptor from '../descriptors/GPUQuerySetDescriptor.js'; +const _bufferDescriptor = new GPUBufferDescriptor(); const _commandEncoderDescriptor = new GPUCommandEncoderDescriptor(); +const _querySetDescriptor = new GPUQuerySetDescriptor(); /** * Manages a pool of WebGPU timestamp queries for performance measurement. @@ -26,24 +30,31 @@ class WebGPUTimestampQueryPool extends TimestampQueryPool { this.device = device; this.type = type; - this.querySet = this.device.createQuerySet( { - type: 'timestamp', - count: this.maxQueries, - label: `queryset_global_timestamp_${type}` - } ); + _querySetDescriptor.label = `queryset_global_timestamp_${type}`; + _querySetDescriptor.type = 'timestamp'; + _querySetDescriptor.count = this.maxQueries; + + this.querySet = this.device.createQuerySet( _querySetDescriptor ); + + _querySetDescriptor.reset(); const bufferSize = this.maxQueries * 8; - this.resolveBuffer = this.device.createBuffer( { - label: `buffer_timestamp_resolve_${type}`, - size: bufferSize, - usage: GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC - } ); - - this.resultBuffer = this.device.createBuffer( { - label: `buffer_timestamp_result_${type}`, - size: bufferSize, - usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ - } ); + + _bufferDescriptor.label = `buffer_timestamp_resolve_${type}`; + _bufferDescriptor.size = bufferSize; + _bufferDescriptor.usage = GPUBufferUsage.QUERY_RESOLVE | GPUBufferUsage.COPY_SRC; + + this.resolveBuffer = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); + + _bufferDescriptor.label = `buffer_timestamp_result_${type}`; + _bufferDescriptor.size = bufferSize; + _bufferDescriptor.usage = GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ; + + this.resultBuffer = this.device.createBuffer( _bufferDescriptor ); + + _bufferDescriptor.reset(); }