a69cc9f13d
Since Embree v3.13.0 supports AARCH64, switch back to the
official repo instead of using Embree-aarch64.
`thirdparty/embree/patches/godot-changes.patch` should now contain
an accurate diff of the changes done to the library.
(cherry picked from commit 767e374dce)
238 lines
12 KiB
C++
238 lines
12 KiB
C++
// Copyright 2009-2021 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#include "subdivpatch1.h"
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#include "grid_soa.h"
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#include "grid_soa_intersector1.h"
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#include "grid_soa_intersector_packet.h"
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#include "../common/ray.h"
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namespace embree
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{
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namespace isa
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{
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template<typename T>
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class SubdivPatch1Precalculations : public T
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{
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public:
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__forceinline SubdivPatch1Precalculations (const Ray& ray, const void* ptr)
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: T(ray,ptr) {}
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};
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template<int K, typename T>
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class SubdivPatch1PrecalculationsK : public T
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{
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public:
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__forceinline SubdivPatch1PrecalculationsK (const vbool<K>& valid, RayK<K>& ray)
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: T(valid,ray) {}
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};
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class SubdivPatch1Intersector1
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{
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public:
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typedef GridSOA Primitive;
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typedef SubdivPatch1Precalculations<GridSOAIntersector1::Precalculations> Precalculations;
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static __forceinline bool processLazyNode(Precalculations& pre, IntersectContext* context, const Primitive* prim, size_t& lazy_node)
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{
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lazy_node = prim->root(0);
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pre.grid = (Primitive*)prim;
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return false;
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}
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/*! Intersect a ray with the primitive. */
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template<int N, bool robust>
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static __forceinline void intersect(const Accel::Intersectors* This, Precalculations& pre, RayHit& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) GridSOAIntersector1::intersect(pre,ray,context,prim,lazy_node);
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else processLazyNode(pre,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline void intersect(const Accel::Intersectors* This, Precalculations& pre, RayHit& ray, IntersectContext* context, size_t ty0, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node) {
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intersect(This,pre,ray,context,prim,ty,tray,lazy_node);
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}
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/*! Test if the ray is occluded by the primitive */
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template<int N, bool robust>
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static __forceinline bool occluded(const Accel::Intersectors* This, Precalculations& pre, Ray& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) return GridSOAIntersector1::occluded(pre,ray,context,prim,lazy_node);
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else return processLazyNode(pre,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline bool occluded(const Accel::Intersectors* This, Precalculations& pre, Ray& ray, IntersectContext* context, size_t ty0, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node) {
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return occluded(This,pre,ray,context,prim,ty,tray,lazy_node);
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}
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template<int N>
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static __forceinline bool pointQuery(const Accel::Intersectors* This, PointQuery* query, PointQueryContext* context, const Primitive* prim, size_t ty, const TravPointQuery<N> &tquery, size_t& lazy_node)
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{
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// TODO: PointQuery implement
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assert(false && "not implemented");
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return false;
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}
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template<int N>
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static __forceinline bool pointQuery(const Accel::Intersectors* This, PointQuery* query, PointQueryContext* context, size_t ty0, const Primitive* prim, size_t ty, const TravPointQuery<N> &tquery, size_t& lazy_node) {
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return pointQuery(This,query,context,prim,ty,tquery,lazy_node);
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}
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};
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class SubdivPatch1MBIntersector1
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{
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public:
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typedef SubdivPatch1 Primitive;
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typedef GridSOAMBIntersector1::Precalculations Precalculations;
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static __forceinline bool processLazyNode(Precalculations& pre, Ray& ray, IntersectContext* context, const Primitive* prim_i, size_t& lazy_node)
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{
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Primitive* prim = (Primitive*) prim_i;
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GridSOA* grid = nullptr;
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grid = (GridSOA*) prim->root_ref.get();
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pre.itime = getTimeSegment(ray.time(), float(grid->time_steps-1), pre.ftime);
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lazy_node = grid->root(pre.itime);
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pre.grid = grid;
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return false;
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}
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/*! Intersect a ray with the primitive. */
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template<int N, bool robust>
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static __forceinline void intersect(const Accel::Intersectors* This, Precalculations& pre, RayHit& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) GridSOAMBIntersector1::intersect(pre,ray,context,prim,lazy_node);
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else processLazyNode(pre,ray,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline void intersect(const Accel::Intersectors* This, Precalculations& pre, RayHit& ray, IntersectContext* context, size_t ty0, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node) {
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intersect(This,pre,ray,context,prim,ty,tray,lazy_node);
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}
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/*! Test if the ray is occluded by the primitive */
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template<int N, bool robust>
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static __forceinline bool occluded(const Accel::Intersectors* This, Precalculations& pre, Ray& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) return GridSOAMBIntersector1::occluded(pre,ray,context,prim,lazy_node);
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else return processLazyNode(pre,ray,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline bool occluded(const Accel::Intersectors* This, Precalculations& pre, Ray& ray, IntersectContext* context, size_t ty0, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node) {
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return occluded(This,pre,ray,context,prim,ty,tray,lazy_node);
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}
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template<int N>
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static __forceinline bool pointQuery(const Accel::Intersectors* This, PointQuery* query, PointQueryContext* context, const Primitive* prim, size_t ty, const TravPointQuery<N> &tquery, size_t& lazy_node)
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{
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// TODO: PointQuery implement
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assert(false && "not implemented");
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return false;
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}
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template<int N, bool robust>
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static __forceinline bool pointQuery(const Accel::Intersectors* This, PointQuery* query, PointQueryContext* context, size_t ty0, const Primitive* prim, size_t ty, const TravPointQuery<N> &tquery, size_t& lazy_node) {
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return pointQuery(This,query,context,prim,ty,tquery,lazy_node);
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}
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};
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template <int K>
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struct SubdivPatch1IntersectorK
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{
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typedef GridSOA Primitive;
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typedef SubdivPatch1PrecalculationsK<K,typename GridSOAIntersectorK<K>::Precalculations> Precalculations;
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static __forceinline bool processLazyNode(Precalculations& pre, IntersectContext* context, const Primitive* prim, size_t& lazy_node)
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{
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lazy_node = prim->root(0);
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pre.grid = (Primitive*)prim;
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return false;
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}
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template<bool robust>
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static __forceinline void intersect(const vbool<K>& valid, const Accel::Intersectors* This, Precalculations& pre, RayHitK<K>& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRayK<K, robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) GridSOAIntersectorK<K>::intersect(valid,pre,ray,context,prim,lazy_node);
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else processLazyNode(pre,context,prim,lazy_node);
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}
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template<bool robust>
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static __forceinline vbool<K> occluded(const vbool<K>& valid, const Accel::Intersectors* This, Precalculations& pre, RayK<K>& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRayK<K, robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) return GridSOAIntersectorK<K>::occluded(valid,pre,ray,context,prim,lazy_node);
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else return processLazyNode(pre,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline void intersect(const Accel::Intersectors* This, Precalculations& pre, RayHitK<K>& ray, size_t k, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) GridSOAIntersectorK<K>::intersect(pre,ray,k,context,prim,lazy_node);
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else processLazyNode(pre,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline bool occluded(const Accel::Intersectors* This, Precalculations& pre, RayK<K>& ray, size_t k, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) return GridSOAIntersectorK<K>::occluded(pre,ray,k,context,prim,lazy_node);
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else return processLazyNode(pre,context,prim,lazy_node);
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}
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};
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typedef SubdivPatch1IntersectorK<4> SubdivPatch1Intersector4;
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typedef SubdivPatch1IntersectorK<8> SubdivPatch1Intersector8;
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typedef SubdivPatch1IntersectorK<16> SubdivPatch1Intersector16;
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template <int K>
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struct SubdivPatch1MBIntersectorK
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{
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typedef SubdivPatch1 Primitive;
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//typedef GridSOAMBIntersectorK<K>::Precalculations Precalculations;
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typedef SubdivPatch1PrecalculationsK<K,typename GridSOAMBIntersectorK<K>::Precalculations> Precalculations;
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static __forceinline bool processLazyNode(Precalculations& pre, IntersectContext* context, const Primitive* prim_i, size_t& lazy_node)
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{
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Primitive* prim = (Primitive*) prim_i;
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GridSOA* grid = (GridSOA*) prim->root_ref.get();
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lazy_node = grid->troot;
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pre.grid = grid;
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return false;
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}
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template<bool robust>
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static __forceinline void intersect(const vbool<K>& valid, const Accel::Intersectors* This, Precalculations& pre, RayHitK<K>& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRayK<K, robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) GridSOAMBIntersectorK<K>::intersect(valid,pre,ray,context,prim,lazy_node);
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else processLazyNode(pre,context,prim,lazy_node);
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}
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template<bool robust>
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static __forceinline vbool<K> occluded(const vbool<K>& valid, const Accel::Intersectors* This, Precalculations& pre, RayK<K>& ray, IntersectContext* context, const Primitive* prim, size_t ty, const TravRayK<K, robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) return GridSOAMBIntersectorK<K>::occluded(valid,pre,ray,context,prim,lazy_node);
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else return processLazyNode(pre,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline void intersect(const Accel::Intersectors* This, Precalculations& pre, RayHitK<K>& ray, size_t k, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) GridSOAMBIntersectorK<K>::intersect(pre,ray,k,context,prim,lazy_node);
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else processLazyNode(pre,context,prim,lazy_node);
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}
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template<int N, bool robust>
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static __forceinline bool occluded(const Accel::Intersectors* This, Precalculations& pre, RayK<K>& ray, size_t k, IntersectContext* context, const Primitive* prim, size_t ty, const TravRay<N,robust> &tray, size_t& lazy_node)
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{
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if (likely(ty == 0)) return GridSOAMBIntersectorK<K>::occluded(pre,ray,k,context,prim,lazy_node);
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else return processLazyNode(pre,context,prim,lazy_node);
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}
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};
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typedef SubdivPatch1MBIntersectorK<4> SubdivPatch1MBIntersector4;
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typedef SubdivPatch1MBIntersectorK<8> SubdivPatch1MBIntersector8;
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typedef SubdivPatch1MBIntersectorK<16> SubdivPatch1MBIntersector16;
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}
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}
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