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Fix WideBVH ray queries #33

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Merged
iwald-nvidia merged 1 commit into from
Apr 3, 2026
+8 −19
Merged

Fix WideBVH ray queries #33

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27 changes: 8 additions & 19 deletions cuBQL/traversal/rayQueries.h
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Original file line number Diff line number Diff line change
Expand Up @@ -37,10 +37,10 @@ namespace cuBQL {
cuBQL::ray_t<T> ray,
bool dbg=false);

template<typename Lambda, typename T>
template<typename Lambda, typename bvh_t, typename T>
inline __cubql_both
void forEachPrim(const Lambda &lambdaToExecuteForEachCandidate,
BinaryBVH<T,3> bvh,
bvh_t bvh,
cuBQL::ray_t<T> ray,
bool dbg=false);

Expand Down Expand Up @@ -106,19 +106,10 @@ namespace cuBQL {
/*! single level BVH ray traversal, provided lambda covers what
happens when a ray wants to intersect a given prim within that
bvh */
template<typename Lambda, typename T>
inline __cubql_both
void forEachPrim(const Lambda &lambdaToExecuteForEachCandidate,
BinaryBVH<T,3> bvh,
ray_t<T> &ray,
bool dbg=false);
/*! single level BVH ray traversal, provided lambda covers what
happens when a ray wants to intersect a given prim within that
bvh */
template<typename Lambda, typename T, int W>
template<typename Lambda, typename bvh_t, typename T>
inline __cubql_both
void forEachPrim(const Lambda &lambdaToExecuteForEachCandidate,
WideBVH<T,3,W> bvh,
bvh_t bvh,
ray_t<T> &ray,
bool dbg=false);

Expand Down Expand Up @@ -464,10 +455,10 @@ namespace cuBQL {

/*! this query assumes lambads that return CUBQL_CONTINUE_TRAVERSAL
or CUBQL_TERMINATE_TRAVERSAL */
template<typename Lambda, typename T>
template<typename Lambda, typename bvh_t, typename T>
inline __cubql_both
void fixedRayQuery::forEachPrim(const Lambda &lambdaToExecuteForEachCandidate,
BinaryBVH<T,3> bvh,
bvh_t bvh,
cuBQL::ray_t<T> ray,
bool dbg)
{
Expand Down Expand Up @@ -672,10 +663,10 @@ namespace cuBQL {
return T(CUBQL_INF);
}

template<typename Lambda, typename T>
template<typename Lambda, typename bvh_t, typename T>
inline __cubql_both
void shrinkingRayQuery::forEachPrim(const Lambda &lambdaToExecuteForEachCandidate,
BinaryBVH<T,3> bvh,
bvh_t bvh,
ray_t<T> &ray,
bool dbg)
{
Expand All @@ -688,8 +679,6 @@ namespace cuBQL {
shrinkingRayQuery::forEachLeaf(perLeaf,bvh,ray,dbg);
}



/*! two-level BVH ray traversal, where the BVH is made up of a
"TLAS" (top-level acceleration structure) that itself contains
objects with "BLAS"es (bottom-level acceleration
Expand Down