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-rw-r--r--thirdparty/embree-aarch64/kernels/geometry/quad_intersector_moeller.h566
1 files changed, 0 insertions, 566 deletions
diff --git a/thirdparty/embree-aarch64/kernels/geometry/quad_intersector_moeller.h b/thirdparty/embree-aarch64/kernels/geometry/quad_intersector_moeller.h
deleted file mode 100644
index 74e8c7720c..0000000000
--- a/thirdparty/embree-aarch64/kernels/geometry/quad_intersector_moeller.h
+++ /dev/null
@@ -1,566 +0,0 @@
-// Copyright 2009-2020 Intel Corporation
-// SPDX-License-Identifier: Apache-2.0
-
-#pragma once
-
-#include "quadv.h"
-#include "triangle_intersector_moeller.h"
-
-namespace embree
-{
- namespace isa
- {
- template<int M>
- struct QuadHitM
- {
- __forceinline QuadHitM() {}
-
- __forceinline QuadHitM(const vbool<M>& valid,
- const vfloat<M>& U,
- const vfloat<M>& V,
- const vfloat<M>& T,
- const vfloat<M>& absDen,
- const Vec3vf<M>& Ng,
- const vbool<M>& flags)
- : U(U), V(V), T(T), absDen(absDen), tri_Ng(Ng), valid(valid), flags(flags) {}
-
- __forceinline void finalize()
- {
- const vfloat<M> rcpAbsDen = rcp(absDen);
- vt = T * rcpAbsDen;
- const vfloat<M> u = min(U * rcpAbsDen,1.0f);
- const vfloat<M> v = min(V * rcpAbsDen,1.0f);
- const vfloat<M> u1 = vfloat<M>(1.0f) - u;
- const vfloat<M> v1 = vfloat<M>(1.0f) - v;
-#if !defined(__AVX__) || defined(EMBREE_BACKFACE_CULLING)
- vu = select(flags,u1,u);
- vv = select(flags,v1,v);
- vNg = Vec3vf<M>(tri_Ng.x,tri_Ng.y,tri_Ng.z);
-#else
- const vfloat<M> flip = select(flags,vfloat<M>(-1.0f),vfloat<M>(1.0f));
- vv = select(flags,u1,v);
- vu = select(flags,v1,u);
- vNg = Vec3vf<M>(flip*tri_Ng.x,flip*tri_Ng.y,flip*tri_Ng.z);
-#endif
- }
-
- __forceinline Vec2f uv(const size_t i)
- {
- const float u = vu[i];
- const float v = vv[i];
- return Vec2f(u,v);
- }
-
- __forceinline float t(const size_t i) { return vt[i]; }
- __forceinline Vec3fa Ng(const size_t i) { return Vec3fa(vNg.x[i],vNg.y[i],vNg.z[i]); }
-
- private:
- vfloat<M> U;
- vfloat<M> V;
- vfloat<M> T;
- vfloat<M> absDen;
- Vec3vf<M> tri_Ng;
-
- public:
- vbool<M> valid;
- vfloat<M> vu;
- vfloat<M> vv;
- vfloat<M> vt;
- Vec3vf<M> vNg;
-
- public:
- const vbool<M> flags;
- };
-
- template<int K>
- struct QuadHitK
- {
- __forceinline QuadHitK(const vfloat<K>& U,
- const vfloat<K>& V,
- const vfloat<K>& T,
- const vfloat<K>& absDen,
- const Vec3vf<K>& Ng,
- const vbool<K>& flags)
- : U(U), V(V), T(T), absDen(absDen), flags(flags), tri_Ng(Ng) {}
-
- __forceinline std::tuple<vfloat<K>,vfloat<K>,vfloat<K>,Vec3vf<K>> operator() () const
- {
- const vfloat<K> rcpAbsDen = rcp(absDen);
- const vfloat<K> t = T * rcpAbsDen;
- const vfloat<K> u0 = min(U * rcpAbsDen,1.0f);
- const vfloat<K> v0 = min(V * rcpAbsDen,1.0f);
- const vfloat<K> u1 = vfloat<K>(1.0f) - u0;
- const vfloat<K> v1 = vfloat<K>(1.0f) - v0;
- const vfloat<K> u = select(flags,u1,u0);
- const vfloat<K> v = select(flags,v1,v0);
- const Vec3vf<K> Ng(tri_Ng.x,tri_Ng.y,tri_Ng.z);
- return std::make_tuple(u,v,t,Ng);
- }
-
- private:
- const vfloat<K> U;
- const vfloat<K> V;
- const vfloat<K> T;
- const vfloat<K> absDen;
- const vbool<K> flags;
- const Vec3vf<K> tri_Ng;
- };
-
- /* ----------------------------- */
- /* -- single ray intersectors -- */
- /* ----------------------------- */
-
-
- template<int M, bool filter>
- struct QuadMIntersector1MoellerTrumbore;
-
- /*! Intersects M quads with 1 ray */
- template<int M, bool filter>
- struct QuadMIntersector1MoellerTrumbore
- {
- __forceinline QuadMIntersector1MoellerTrumbore() {}
-
- __forceinline QuadMIntersector1MoellerTrumbore(const Ray& ray, const void* ptr) {}
-
- __forceinline void intersect(RayHit& ray, IntersectContext* context,
- const Vec3vf<M>& v0, const Vec3vf<M>& v1, const Vec3vf<M>& v2, const Vec3vf<M>& v3,
- const vuint<M>& geomID, const vuint<M>& primID) const
- {
- MoellerTrumboreHitM<M> hit;
- MoellerTrumboreIntersector1<M> intersector(ray,nullptr);
- Intersect1EpilogM<M,M,filter> epilog(ray,context,geomID,primID);
-
- /* intersect first triangle */
- if (intersector.intersect(ray,v0,v1,v3,hit))
- epilog(hit.valid,hit);
-
- /* intersect second triangle */
- if (intersector.intersect(ray,v2,v3,v1,hit))
- {
- hit.U = hit.absDen - hit.U;
- hit.V = hit.absDen - hit.V;
- epilog(hit.valid,hit);
- }
- }
-
- __forceinline bool occluded(Ray& ray, IntersectContext* context,
- const Vec3vf<M>& v0, const Vec3vf<M>& v1, const Vec3vf<M>& v2, const Vec3vf<M>& v3,
- const vuint<M>& geomID, const vuint<M>& primID) const
- {
- MoellerTrumboreHitM<M> hit;
- MoellerTrumboreIntersector1<M> intersector(ray,nullptr);
- Occluded1EpilogM<M,M,filter> epilog(ray,context,geomID,primID);
-
- /* intersect first triangle */
- if (intersector.intersect(ray,v0,v1,v3,hit))
- {
- if (epilog(hit.valid,hit))
- return true;
- }
-
- /* intersect second triangle */
- if (intersector.intersect(ray,v2,v3,v1,hit))
- {
- hit.U = hit.absDen - hit.U;
- hit.V = hit.absDen - hit.V;
- if (epilog(hit.valid,hit))
- return true;
- }
- return false;
- }
- };
-
-#if defined(__AVX512ER__) // KNL
-
- /*! Intersects 4 quads with 1 ray using AVX512 */
- template<bool filter>
- struct QuadMIntersector1MoellerTrumbore<4,filter>
- {
- __forceinline QuadMIntersector1MoellerTrumbore() {}
-
- __forceinline QuadMIntersector1MoellerTrumbore(const Ray& ray, const void* ptr) {}
-
- template<typename Epilog>
- __forceinline bool intersect(Ray& ray, const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3, const Epilog& epilog) const
- {
- const Vec3vf16 vtx0(select(0x0f0f,vfloat16(v0.x),vfloat16(v2.x)),
- select(0x0f0f,vfloat16(v0.y),vfloat16(v2.y)),
- select(0x0f0f,vfloat16(v0.z),vfloat16(v2.z)));
-#if !defined(EMBREE_BACKFACE_CULLING)
- const Vec3vf16 vtx1(vfloat16(v1.x),vfloat16(v1.y),vfloat16(v1.z));
- const Vec3vf16 vtx2(vfloat16(v3.x),vfloat16(v3.y),vfloat16(v3.z));
-#else
- const Vec3vf16 vtx1(select(0x0f0f,vfloat16(v1.x),vfloat16(v3.x)),
- select(0x0f0f,vfloat16(v1.y),vfloat16(v3.y)),
- select(0x0f0f,vfloat16(v1.z),vfloat16(v3.z)));
- const Vec3vf16 vtx2(select(0x0f0f,vfloat16(v3.x),vfloat16(v1.x)),
- select(0x0f0f,vfloat16(v3.y),vfloat16(v1.y)),
- select(0x0f0f,vfloat16(v3.z),vfloat16(v1.z)));
-#endif
- const vbool16 flags(0xf0f0);
-
- MoellerTrumboreHitM<16> hit;
- MoellerTrumboreIntersector1<16> intersector(ray,nullptr);
- if (unlikely(intersector.intersect(ray,vtx0,vtx1,vtx2,hit)))
- {
- vfloat16 U = hit.U, V = hit.V, absDen = hit.absDen;
-#if !defined(EMBREE_BACKFACE_CULLING)
- hit.U = select(flags,absDen-V,U);
- hit.V = select(flags,absDen-U,V);
- hit.vNg *= select(flags,vfloat16(-1.0f),vfloat16(1.0f)); // FIXME: use XOR
-#else
- hit.U = select(flags,absDen-U,U);
- hit.V = select(flags,absDen-V,V);
-#endif
- if (likely(epilog(hit.valid,hit)))
- return true;
- }
- return false;
- }
-
- __forceinline bool intersect(RayHit& ray, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect(ray,v0,v1,v2,v3,Intersect1EpilogM<8,16,filter>(ray,context,vuint8(geomID),vuint8(primID)));
- }
-
- __forceinline bool occluded(Ray& ray, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect(ray,v0,v1,v2,v3,Occluded1EpilogM<8,16,filter>(ray,context,vuint8(geomID),vuint8(primID)));
- }
- };
-
-#elif defined(__AVX__)
-
- /*! Intersects 4 quads with 1 ray using AVX */
- template<bool filter>
- struct QuadMIntersector1MoellerTrumbore<4,filter>
- {
- __forceinline QuadMIntersector1MoellerTrumbore() {}
-
- __forceinline QuadMIntersector1MoellerTrumbore(const Ray& ray, const void* ptr) {}
-
- template<typename Epilog>
- __forceinline bool intersect(Ray& ray, const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3, const Epilog& epilog) const
- {
- const Vec3vf8 vtx0(vfloat8(v0.x,v2.x),vfloat8(v0.y,v2.y),vfloat8(v0.z,v2.z));
-#if !defined(EMBREE_BACKFACE_CULLING)
- const Vec3vf8 vtx1(vfloat8(v1.x),vfloat8(v1.y),vfloat8(v1.z));
- const Vec3vf8 vtx2(vfloat8(v3.x),vfloat8(v3.y),vfloat8(v3.z));
-#else
- const Vec3vf8 vtx1(vfloat8(v1.x,v3.x),vfloat8(v1.y,v3.y),vfloat8(v1.z,v3.z));
- const Vec3vf8 vtx2(vfloat8(v3.x,v1.x),vfloat8(v3.y,v1.y),vfloat8(v3.z,v1.z));
-#endif
- MoellerTrumboreHitM<8> hit;
- MoellerTrumboreIntersector1<8> intersector(ray,nullptr);
- const vbool8 flags(0,0,0,0,1,1,1,1);
- if (unlikely(intersector.intersect(ray,vtx0,vtx1,vtx2,hit)))
- {
- vfloat8 U = hit.U, V = hit.V, absDen = hit.absDen;
-
-#if !defined(EMBREE_BACKFACE_CULLING)
- hit.U = select(flags,absDen-V,U);
- hit.V = select(flags,absDen-U,V);
- hit.vNg *= select(flags,vfloat8(-1.0f),vfloat8(1.0f)); // FIXME: use XOR
-#else
- hit.U = select(flags,absDen-U,U);
- hit.V = select(flags,absDen-V,V);
-#endif
- if (unlikely(epilog(hit.valid,hit)))
- return true;
- }
- return false;
- }
-
- __forceinline bool intersect(RayHit& ray, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect(ray,v0,v1,v2,v3,Intersect1EpilogM<8,8,filter>(ray,context,vuint8(geomID),vuint8(primID)));
- }
-
- __forceinline bool occluded(Ray& ray, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect(ray,v0,v1,v2,v3,Occluded1EpilogM<8,8,filter>(ray,context,vuint8(geomID),vuint8(primID)));
- }
- };
-
-#endif
-
- /* ----------------------------- */
- /* -- ray packet intersectors -- */
- /* ----------------------------- */
-
-
- struct MoellerTrumboreIntersector1KTriangleM
- {
- /*! Intersect k'th ray from ray packet of size K with M triangles. */
- template<int M, int K, typename Epilog>
- static __forceinline bool intersect(RayK<K>& ray,
- size_t k,
- const Vec3vf<M>& tri_v0,
- const Vec3vf<M>& tri_e1,
- const Vec3vf<M>& tri_e2,
- const Vec3vf<M>& tri_Ng,
- const vbool<M>& flags,
- const Epilog& epilog)
- {
- /* calculate denominator */
- const Vec3vf<M> O = broadcast<vfloat<M>>(ray.org,k);
- const Vec3vf<M> D = broadcast<vfloat<M>>(ray.dir,k);
- const Vec3vf<M> C = Vec3vf<M>(tri_v0) - O;
- const Vec3vf<M> R = cross(C,D);
- const vfloat<M> den = dot(Vec3vf<M>(tri_Ng),D);
- const vfloat<M> absDen = abs(den);
- const vfloat<M> sgnDen = signmsk(den);
-
- /* perform edge tests */
- const vfloat<M> U = dot(R,Vec3vf<M>(tri_e2)) ^ sgnDen;
- const vfloat<M> V = dot(R,Vec3vf<M>(tri_e1)) ^ sgnDen;
-
- /* perform backface culling */
-#if defined(EMBREE_BACKFACE_CULLING)
- vbool<M> valid = (den < vfloat<M>(zero)) & (U >= 0.0f) & (V >= 0.0f) & (U+V<=absDen);
-#else
- vbool<M> valid = (den != vfloat<M>(zero)) & (U >= 0.0f) & (V >= 0.0f) & (U+V<=absDen);
-#endif
- if (likely(none(valid))) return false;
-
- /* perform depth test */
- const vfloat<M> T = dot(Vec3vf<M>(tri_Ng),C) ^ sgnDen;
- valid &= (absDen*vfloat<M>(ray.tnear()[k]) < T) & (T <= absDen*vfloat<M>(ray.tfar[k]));
- if (likely(none(valid))) return false;
-
- /* calculate hit information */
- QuadHitM<M> hit(valid,U,V,T,absDen,tri_Ng,flags);
- return epilog(valid,hit);
- }
-
- template<int M, int K, typename Epilog>
- static __forceinline bool intersect1(RayK<K>& ray,
- size_t k,
- const Vec3vf<M>& v0,
- const Vec3vf<M>& v1,
- const Vec3vf<M>& v2,
- const vbool<M>& flags,
- const Epilog& epilog)
- {
- const Vec3vf<M> e1 = v0-v1;
- const Vec3vf<M> e2 = v2-v0;
- const Vec3vf<M> Ng = cross(e2,e1);
- return intersect(ray,k,v0,e1,e2,Ng,flags,epilog);
- }
- };
-
- template<int M, int K, bool filter>
- struct QuadMIntersectorKMoellerTrumboreBase
- {
- __forceinline QuadMIntersectorKMoellerTrumboreBase(const vbool<K>& valid, const RayK<K>& ray) {}
-
- /*! Intersects K rays with one of M triangles. */
- template<typename Epilog>
- __forceinline vbool<K> intersectK(const vbool<K>& valid0,
- RayK<K>& ray,
- const Vec3vf<K>& tri_v0,
- const Vec3vf<K>& tri_e1,
- const Vec3vf<K>& tri_e2,
- const Vec3vf<K>& tri_Ng,
- const vbool<K>& flags,
- const Epilog& epilog) const
- {
- /* calculate denominator */
- vbool<K> valid = valid0;
- const Vec3vf<K> C = tri_v0 - ray.org;
- const Vec3vf<K> R = cross(C,ray.dir);
- const vfloat<K> den = dot(tri_Ng,ray.dir);
- const vfloat<K> absDen = abs(den);
- const vfloat<K> sgnDen = signmsk(den);
-
- /* test against edge p2 p0 */
- const vfloat<K> U = dot(R,tri_e2) ^ sgnDen;
- valid &= U >= 0.0f;
- if (likely(none(valid))) return false;
-
- /* test against edge p0 p1 */
- const vfloat<K> V = dot(R,tri_e1) ^ sgnDen;
- valid &= V >= 0.0f;
- if (likely(none(valid))) return false;
-
- /* test against edge p1 p2 */
- const vfloat<K> W = absDen-U-V;
- valid &= W >= 0.0f;
- if (likely(none(valid))) return false;
-
- /* perform depth test */
- const vfloat<K> T = dot(tri_Ng,C) ^ sgnDen;
- valid &= (absDen*ray.tnear() < T) & (T <= absDen*ray.tfar);
- if (unlikely(none(valid))) return false;
-
- /* perform backface culling */
-#if defined(EMBREE_BACKFACE_CULLING)
- valid &= den < vfloat<K>(zero);
- if (unlikely(none(valid))) return false;
-#else
- valid &= den != vfloat<K>(zero);
- if (unlikely(none(valid))) return false;
-#endif
-
- /* calculate hit information */
- QuadHitK<K> hit(U,V,T,absDen,tri_Ng,flags);
- return epilog(valid,hit);
- }
-
- /*! Intersects K rays with one of M quads. */
- template<typename Epilog>
- __forceinline vbool<K> intersectK(const vbool<K>& valid0,
- RayK<K>& ray,
- const Vec3vf<K>& tri_v0,
- const Vec3vf<K>& tri_v1,
- const Vec3vf<K>& tri_v2,
- const vbool<K>& flags,
- const Epilog& epilog) const
- {
- const Vec3vf<K> e1 = tri_v0-tri_v1;
- const Vec3vf<K> e2 = tri_v2-tri_v0;
- const Vec3vf<K> Ng = cross(e2,e1);
- return intersectK(valid0,ray,tri_v0,e1,e2,Ng,flags,epilog);
- }
-
- /*! Intersects K rays with one of M quads. */
- template<typename Epilog>
- __forceinline bool intersectK(const vbool<K>& valid0,
- RayK<K>& ray,
- const Vec3vf<K>& v0,
- const Vec3vf<K>& v1,
- const Vec3vf<K>& v2,
- const Vec3vf<K>& v3,
- const Epilog& epilog) const
- {
- intersectK(valid0,ray,v0,v1,v3,vbool<K>(false),epilog);
- if (none(valid0)) return true;
- intersectK(valid0,ray,v2,v3,v1,vbool<K>(true ),epilog);
- return none(valid0);
- }
- };
-
- template<int M, int K, bool filter>
- struct QuadMIntersectorKMoellerTrumbore : public QuadMIntersectorKMoellerTrumboreBase<M,K,filter>
- {
- __forceinline QuadMIntersectorKMoellerTrumbore(const vbool<K>& valid, const RayK<K>& ray)
- : QuadMIntersectorKMoellerTrumboreBase<M,K,filter>(valid,ray) {}
-
- __forceinline void intersect1(RayHitK<K>& ray, size_t k, IntersectContext* context,
- const Vec3vf<M>& v0, const Vec3vf<M>& v1, const Vec3vf<M>& v2, const Vec3vf<M>& v3,
- const vuint<M>& geomID, const vuint<M>& primID) const
- {
- Intersect1KEpilogM<M,M,K,filter> epilog(ray,k,context,geomID,primID);
- MoellerTrumboreIntersector1KTriangleM::intersect1(ray,k,v0,v1,v3,vbool<M>(false),epilog);
- MoellerTrumboreIntersector1KTriangleM::intersect1(ray,k,v2,v3,v1,vbool<M>(true ),epilog);
- }
-
- __forceinline bool occluded1(RayK<K>& ray, size_t k, IntersectContext* context,
- const Vec3vf<M>& v0, const Vec3vf<M>& v1, const Vec3vf<M>& v2, const Vec3vf<M>& v3,
- const vuint<M>& geomID, const vuint<M>& primID) const
- {
- Occluded1KEpilogM<M,M,K,filter> epilog(ray,k,context,geomID,primID);
- if (MoellerTrumboreIntersector1KTriangleM::intersect1(ray,k,v0,v1,v3,vbool<M>(false),epilog)) return true;
- if (MoellerTrumboreIntersector1KTriangleM::intersect1(ray,k,v2,v3,v1,vbool<M>(true ),epilog)) return true;
- return false;
- }
- };
-
-
-#if defined(__AVX512ER__) // KNL
-
- /*! Intersects 4 quads with 1 ray using AVX512 */
- template<int K, bool filter>
- struct QuadMIntersectorKMoellerTrumbore<4,K,filter> : public QuadMIntersectorKMoellerTrumboreBase<4,K,filter>
- {
- __forceinline QuadMIntersectorKMoellerTrumbore(const vbool<K>& valid, const RayK<K>& ray)
- : QuadMIntersectorKMoellerTrumboreBase<4,K,filter>(valid,ray) {}
-
- template<typename Epilog>
- __forceinline bool intersect1(RayK<K>& ray, size_t k,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3, const Epilog& epilog) const
- {
- const Vec3vf16 vtx0(select(0x0f0f,vfloat16(v0.x),vfloat16(v2.x)),
- select(0x0f0f,vfloat16(v0.y),vfloat16(v2.y)),
- select(0x0f0f,vfloat16(v0.z),vfloat16(v2.z)));
-#if !defined(EMBREE_BACKFACE_CULLING)
- const Vec3vf16 vtx1(vfloat16(v1.x),vfloat16(v1.y),vfloat16(v1.z));
- const Vec3vf16 vtx2(vfloat16(v3.x),vfloat16(v3.y),vfloat16(v3.z));
-#else
- const Vec3vf16 vtx1(select(0x0f0f,vfloat16(v1.x),vfloat16(v3.x)),
- select(0x0f0f,vfloat16(v1.y),vfloat16(v3.y)),
- select(0x0f0f,vfloat16(v1.z),vfloat16(v3.z)));
- const Vec3vf16 vtx2(select(0x0f0f,vfloat16(v3.x),vfloat16(v1.x)),
- select(0x0f0f,vfloat16(v3.y),vfloat16(v1.y)),
- select(0x0f0f,vfloat16(v3.z),vfloat16(v1.z)));
-#endif
- const vbool16 flags(0xf0f0);
- return MoellerTrumboreIntersector1KTriangleM::intersect1(ray,k,vtx0,vtx1,vtx2,flags,epilog);
- }
-
- __forceinline bool intersect1(RayHitK<K>& ray, size_t k, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect1(ray,k,v0,v1,v2,v3,Intersect1KEpilogM<8,16,K,filter>(ray,k,context,vuint8(geomID),vuint8(primID)));
- }
-
- __forceinline bool occluded1(RayK<K>& ray, size_t k, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect1(ray,k,v0,v1,v2,v3,Occluded1KEpilogM<8,16,K,filter>(ray,k,context,vuint8(geomID),vuint8(primID)));
- }
- };
-
-#elif defined(__AVX__)
-
- /*! Intersects 4 quads with 1 ray using AVX */
- template<int K, bool filter>
- struct QuadMIntersectorKMoellerTrumbore<4,K,filter> : public QuadMIntersectorKMoellerTrumboreBase<4,K,filter>
- {
- __forceinline QuadMIntersectorKMoellerTrumbore(const vbool<K>& valid, const RayK<K>& ray)
- : QuadMIntersectorKMoellerTrumboreBase<4,K,filter>(valid,ray) {}
-
- template<typename Epilog>
- __forceinline bool intersect1(RayK<K>& ray, size_t k,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3, const Epilog& epilog) const
- {
- const Vec3vf8 vtx0(vfloat8(v0.x,v2.x),vfloat8(v0.y,v2.y),vfloat8(v0.z,v2.z));
-#if !defined(EMBREE_BACKFACE_CULLING)
- const Vec3vf8 vtx1(vfloat8(v1.x),vfloat8(v1.y),vfloat8(v1.z));
- const Vec3vf8 vtx2(vfloat8(v3.x),vfloat8(v3.y),vfloat8(v3.z));
-#else
- const Vec3vf8 vtx1(vfloat8(v1.x,v3.x),vfloat8(v1.y,v3.y),vfloat8(v1.z,v3.z));
- const Vec3vf8 vtx2(vfloat8(v3.x,v1.x),vfloat8(v3.y,v1.y),vfloat8(v3.z,v1.z));
-#endif
- const vbool8 flags(0,0,0,0,1,1,1,1);
- return MoellerTrumboreIntersector1KTriangleM::intersect1(ray,k,vtx0,vtx1,vtx2,flags,epilog);
- }
-
- __forceinline bool intersect1(RayHitK<K>& ray, size_t k, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect1(ray,k,v0,v1,v2,v3,Intersect1KEpilogM<8,8,K,filter>(ray,k,context,vuint8(geomID),vuint8(primID)));
- }
-
- __forceinline bool occluded1(RayK<K>& ray, size_t k, IntersectContext* context,
- const Vec3vf4& v0, const Vec3vf4& v1, const Vec3vf4& v2, const Vec3vf4& v3,
- const vuint4& geomID, const vuint4& primID) const
- {
- return intersect1(ray,k,v0,v1,v2,v3,Occluded1KEpilogM<8,8,K,filter>(ray,k,context,vuint8(geomID),vuint8(primID)));
- }
- };
-
-#endif
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 19:20:09 +0000