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)
127 lines
4.4 KiB
C++
127 lines
4.4 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 "object.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<bool mblur>
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struct ObjectIntersector1
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{
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typedef Object Primitive;
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static const bool validIntersectorK = false;
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struct Precalculations {
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__forceinline Precalculations() {}
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__forceinline Precalculations (const Ray& ray, const void *ptr) {}
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};
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static __forceinline void intersect(const Precalculations& pre, RayHit& ray, IntersectContext* context, const Primitive& prim)
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{
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AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
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/* perform ray mask test */
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#if defined(EMBREE_RAY_MASK)
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if ((ray.mask & accel->mask) == 0)
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return;
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#endif
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accel->intersect(ray,prim.geomID(),prim.primID(),context,reportIntersection1);
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}
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static __forceinline bool occluded(const Precalculations& pre, Ray& ray, IntersectContext* context, const Primitive& prim)
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{
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AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
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/* perform ray mask test */
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#if defined(EMBREE_RAY_MASK)
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if ((ray.mask & accel->mask) == 0)
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return false;
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#endif
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accel->occluded(ray,prim.geomID(),prim.primID(),context,&reportOcclusion1);
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return ray.tfar < 0.0f;
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}
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static __forceinline bool pointQuery(PointQuery* query, PointQueryContext* context, const Primitive& prim)
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{
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AccelSet* accel = (AccelSet*)context->scene->get(prim.geomID());
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context->geomID = prim.geomID();
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context->primID = prim.primID();
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return accel->pointQuery(query, context);
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}
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template<int K>
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static __forceinline void intersectK(const vbool<K>& valid, /* PrecalculationsK& pre, */ RayHitK<K>& ray, IntersectContext* context, const Primitive* prim, size_t num, size_t& lazy_node)
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{
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assert(false);
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}
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template<int K>
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static __forceinline vbool<K> occludedK(const vbool<K>& valid, /* PrecalculationsK& pre, */ RayK<K>& ray, IntersectContext* context, const Primitive* prim, size_t num, size_t& lazy_node)
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{
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assert(false);
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return valid;
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}
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};
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template<int K, bool mblur>
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struct ObjectIntersectorK
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{
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typedef Object Primitive;
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struct Precalculations {
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__forceinline Precalculations (const vbool<K>& valid, const RayK<K>& ray) {}
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};
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static __forceinline void intersect(const vbool<K>& valid_i, const Precalculations& pre, RayHitK<K>& ray, IntersectContext* context, const Primitive& prim)
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{
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vbool<K> valid = valid_i;
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AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
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/* perform ray mask test */
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#if defined(EMBREE_RAY_MASK)
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valid &= (ray.mask & accel->mask) != 0;
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if (none(valid)) return;
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#endif
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accel->intersect(valid,ray,prim.geomID(),prim.primID(),context,&reportIntersection1);
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}
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static __forceinline vbool<K> occluded(const vbool<K>& valid_i, const Precalculations& pre, RayK<K>& ray, IntersectContext* context, const Primitive& prim)
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{
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vbool<K> valid = valid_i;
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AccelSet* accel = (AccelSet*) context->scene->get(prim.geomID());
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/* perform ray mask test */
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#if defined(EMBREE_RAY_MASK)
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valid &= (ray.mask & accel->mask) != 0;
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if (none(valid)) return false;
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#endif
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accel->occluded(valid,ray,prim.geomID(),prim.primID(),context,&reportOcclusion1);
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return ray.tfar < 0.0f;
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}
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static __forceinline void intersect(Precalculations& pre, RayHitK<K>& ray, size_t k, IntersectContext* context, const Primitive& prim) {
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intersect(vbool<K>(1<<int(k)),pre,ray,context,prim);
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}
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static __forceinline bool occluded(Precalculations& pre, RayK<K>& ray, size_t k, IntersectContext* context, const Primitive& prim) {
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occluded(vbool<K>(1<<int(k)),pre,ray,context,prim);
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return ray.tfar[k] < 0.0f;
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}
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};
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typedef ObjectIntersectorK<4,false> ObjectIntersector4;
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typedef ObjectIntersectorK<8,false> ObjectIntersector8;
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typedef ObjectIntersectorK<16,false> ObjectIntersector16;
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typedef ObjectIntersectorK<4,true> ObjectIntersector4MB;
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typedef ObjectIntersectorK<8,true> ObjectIntersector8MB;
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typedef ObjectIntersectorK<16,true> ObjectIntersector16MB;
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}
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}
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