bvh8_factory.cpp - mozsearch

++ // Copyright 2009-2021 Intel Corporation

++ // SPDX-License-Identifier: Apache-2.0

++

++ #include "../common/isa.h" // to define EMBREE_TARGET_SIMD8

++

++ #if defined (EMBREE_TARGET_SIMD8)

++

++ #include "bvh8_factory.h"

++ #include "../bvh/bvh.h"

++

++ #include "../geometry/curveNv.h"

++ #include "../geometry/curveNi.h"

++ #include "../geometry/curveNi_mb.h"

++ #include "../geometry/linei.h"

++ #include "../geometry/triangle.h"

++ #include "../geometry/trianglev.h"

++ #include "../geometry/trianglev_mb.h"

++ #include "../geometry/trianglei.h"

++ #include "../geometry/quadv.h"

++ #include "../geometry/quadi.h"

++ #include "../geometry/subdivpatch1.h"

++ #include "../geometry/object.h"

++ #include "../geometry/instance.h"

++ #include "../geometry/subgrid.h"

++ #include "../common/accelinstance.h"

++

++ namespace embree

++ {

++   DECLARE_SYMBOL2(Accel::Collider,BVH8ColliderUserGeom);

++

++   DECLARE_ISA_FUNCTION(VirtualCurveIntersector*,VirtualCurveIntersector8v,void);

++   DECLARE_ISA_FUNCTION(VirtualCurveIntersector*,VirtualCurveIntersector8iMB,void);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersector1);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersector1MB);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersectorRobust1);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersectorRobust1MB);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4Intersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vIntersector1Pluecker);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iIntersector1Pluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vIntersector1Woop);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vMBIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iMBIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vMBIntersector1Pluecker);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iMBIntersector1Pluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Quad4vIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Quad4iIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Quad4vIntersector1Pluecker);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Quad4iIntersector1Pluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Quad4iMBIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8Quad4iMBIntersector1Pluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,QBVH8Triangle4iIntersector1Pluecker);

++   DECLARE_SYMBOL2(Accel::Intersector1,QBVH8Triangle4Intersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,QBVH8Quad4iIntersector1Pluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8VirtualIntersector1);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8VirtualMBIntersector1);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8InstanceIntersector1);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8InstanceMBIntersector1);

++

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8GridIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8GridMBIntersector1Moeller);

++   DECLARE_SYMBOL2(Accel::Intersector1,BVH8GridIntersector1Pluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersector4Hybrid);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersector4HybridMB);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersectorRobust4Hybrid);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersectorRobust4HybridMB);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4Intersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4Intersector4HybridMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4vIntersector4HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iIntersector4HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4vMBIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iMBIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4vMBIntersector4HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iMBIntersector4HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4vIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4vIntersector4HybridMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4iIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4vIntersector4HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4iIntersector4HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4iMBIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8Quad4iMBIntersector4HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8VirtualIntersector4Chunk);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8VirtualMBIntersector4Chunk);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8InstanceIntersector4Chunk);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8InstanceMBIntersector4Chunk);

++

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8GridIntersector4HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector4,BVH8GridIntersector4HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersector8Hybrid);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersector8HybridMB);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersectorRobust8Hybrid);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersectorRobust8HybridMB);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4Intersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4Intersector8HybridMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4vIntersector8HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iIntersector8HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4vMBIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iMBIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4vMBIntersector8HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iMBIntersector8HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4vIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4vIntersector8HybridMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4iIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4vIntersector8HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4iIntersector8HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4iMBIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8Quad4iMBIntersector8HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8VirtualIntersector8Chunk);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8VirtualMBIntersector8Chunk);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8InstanceIntersector8Chunk);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8InstanceMBIntersector8Chunk);

++

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8GridIntersector8HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector8,BVH8GridIntersector8HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersector16Hybrid);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersector16HybridMB);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersectorRobust16Hybrid);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersectorRobust16HybridMB);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4Intersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4Intersector16HybridMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4vIntersector16HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iIntersector16HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4vMBIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iMBIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4vMBIntersector16HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iMBIntersector16HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4vIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4vIntersector16HybridMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4iIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4vIntersector16HybridPluecker);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4iIntersector16HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4iMBIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8Quad4iMBIntersector16HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8VirtualIntersector16Chunk);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8VirtualMBIntersector16Chunk);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8InstanceIntersector16Chunk);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8InstanceMBIntersector16Chunk);

++

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8GridIntersector16HybridMoeller);

++   DECLARE_SYMBOL2(Accel::Intersector16,BVH8GridIntersector16HybridPluecker);

++

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8IntersectorStreamPacketFallback);

++

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4IntersectorStreamMoeller);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4IntersectorStreamMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4iIntersectorStreamMoeller);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4vIntersectorStreamPluecker);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4iIntersectorStreamPluecker);

++

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Quad4vIntersectorStreamMoeller);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Quad4vIntersectorStreamMoellerNoFilter);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Quad4iIntersectorStreamMoeller);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Quad4vIntersectorStreamPluecker);

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8Quad4iIntersectorStreamPluecker);

++

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8VirtualIntersectorStream);

++

++   DECLARE_SYMBOL2(Accel::IntersectorN,BVH8InstanceIntersectorStream);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Curve8vBuilder_OBB_New,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8OBBCurve8iMBBuilder_OBB,void* COMMA Scene* COMMA size_t);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4SceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4vSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4iMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4vMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8QuantizedTriangle4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8QuantizedTriangle4SceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Quad4vSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Quad4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Quad4iMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8QuantizedQuad4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8VirtualSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8VirtualMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8InstanceSceneBuilderSAH,void* COMMA Scene* COMMA Geometry::GTypeMask);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8InstanceMBSceneBuilderSAH,void* COMMA Scene* COMMA Geometry::GTypeMask);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4SceneBuilderFastSpatialSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Triangle4vSceneBuilderFastSpatialSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8Quad4vSceneBuilderFastSpatialSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8GridSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8GridMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);

++

++   DECLARE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelTriangle4MeshSAH,void* COMMA Scene* COMMA bool);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelTriangle4vMeshSAH,void* COMMA Scene* COMMA bool);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelTriangle4iMeshSAH,void* COMMA Scene* COMMA bool);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelQuadMeshSAH,void* COMMA Scene* COMMA bool);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelVirtualSAH,void* COMMA Scene* COMMA bool);

++   DECLARE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelInstanceSAH,void* COMMA Scene* COMMA Geometry::GTypeMask COMMA bool);

++

++   BVH8Factory::BVH8Factory(int bfeatures, int ifeatures)

++   {

++     SELECT_SYMBOL_INIT_AVX(ifeatures,BVH8ColliderUserGeom);

++

++     selectBuilders(bfeatures);

++     selectIntersectors(ifeatures);

++   }

++

++   void BVH8Factory::selectBuilders(int features)

++   {

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX(features,BVH8Curve8vBuilder_OBB_New));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX(features,BVH8OBBCurve8iMBBuilder_OBB));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4SceneBuilderSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4vSceneBuilderSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4iSceneBuilderSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4iMBSceneBuilderSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4vMBSceneBuilderSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8QuantizedTriangle4iSceneBuilderSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8QuantizedTriangle4SceneBuilderSAH));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX(features,BVH8Quad4vSceneBuilderSAH));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX(features,BVH8Quad4iSceneBuilderSAH));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX(features,BVH8Quad4iMBSceneBuilderSAH));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX(features,BVH8QuantizedQuad4iSceneBuilderSAH));

++

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX(features,BVH8VirtualSceneBuilderSAH));

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX(features,BVH8VirtualMBSceneBuilderSAH));

++

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX(features,BVH8InstanceSceneBuilderSAH));

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX(features,BVH8InstanceMBSceneBuilderSAH));

++

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX(features,BVH8GridSceneBuilderSAH));

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX(features,BVH8GridMBSceneBuilderSAH));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4SceneBuilderFastSpatialSAH));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX(features,BVH8Triangle4vSceneBuilderFastSpatialSAH));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX(features,BVH8Quad4vSceneBuilderFastSpatialSAH));

++

++     IF_ENABLED_TRIS  (SELECT_SYMBOL_INIT_AVX(features,BVH8BuilderTwoLevelTriangle4MeshSAH));

++     IF_ENABLED_TRIS  (SELECT_SYMBOL_INIT_AVX(features,BVH8BuilderTwoLevelTriangle4vMeshSAH));

++     IF_ENABLED_TRIS  (SELECT_SYMBOL_INIT_AVX(features,BVH8BuilderTwoLevelTriangle4iMeshSAH));

++     IF_ENABLED_QUADS (SELECT_SYMBOL_INIT_AVX(features,BVH8BuilderTwoLevelQuadMeshSAH));

++     IF_ENABLED_USER  (SELECT_SYMBOL_INIT_AVX(features,BVH8BuilderTwoLevelVirtualSAH));

++     IF_ENABLED_INSTANCE (SELECT_SYMBOL_INIT_AVX(features,BVH8BuilderTwoLevelInstanceSAH));

++   }

++

++   void BVH8Factory::selectIntersectors(int features)

++   {

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,VirtualCurveIntersector8v));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,VirtualCurveIntersector8iMB));

++

++     /* select intersectors1 */

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersector1));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersector1MB));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust1));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust1MB));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4Intersector1Moeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersector1Moeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vIntersector1Pluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersector1Pluecker));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vIntersector1Woop));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vMBIntersector1Moeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iMBIntersector1Moeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vMBIntersector1Pluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iMBIntersector1Pluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector1Moeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersector1Moeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector1Pluecker));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersector1Pluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iMBIntersector1Moeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iMBIntersector1Pluecker));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,QBVH8Triangle4iIntersector1Pluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,QBVH8Triangle4Intersector1Moeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,QBVH8Quad4iIntersector1Pluecker));

++

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualIntersector1));

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualMBIntersector1));

++

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceIntersector1));

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceMBIntersector1));

++

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridIntersector1Moeller));

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridMBIntersector1Moeller))

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridIntersector1Pluecker));

++

++ #if defined (EMBREE_RAY_PACKETS)

++

++     /* select intersectors4 */

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersector4Hybrid));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersector4HybridMB));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust4Hybrid));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust4HybridMB));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4Intersector4HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4Intersector4HybridMoellerNoFilter));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersector4HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vIntersector4HybridPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersector4HybridPluecker));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vMBIntersector4HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iMBIntersector4HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vMBIntersector4HybridPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iMBIntersector4HybridPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector4HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector4HybridMoellerNoFilter));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersector4HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector4HybridPluecker));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersector4HybridPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2(features,BVH8Quad4iMBIntersector4HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2(features,BVH8Quad4iMBIntersector4HybridPluecker));

++

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualIntersector4Chunk));

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualMBIntersector4Chunk));

++

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceIntersector4Chunk));

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceMBIntersector4Chunk));

++

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridIntersector4HybridMoeller));

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridIntersector4HybridPluecker));

++

++     /* select intersectors8 */

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersector8Hybrid));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersector8HybridMB));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust8Hybrid));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust8HybridMB));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4Intersector8HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4Intersector8HybridMoellerNoFilter));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersector8HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vIntersector8HybridPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersector8HybridPluecker));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vMBIntersector8HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iMBIntersector8HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vMBIntersector8HybridPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iMBIntersector8HybridPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector8HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector8HybridMoellerNoFilter));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersector8HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersector8HybridPluecker));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersector8HybridPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2(features,BVH8Quad4iMBIntersector8HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2(features,BVH8Quad4iMBIntersector8HybridPluecker));

++

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualIntersector8Chunk));

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualMBIntersector8Chunk));

++

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceIntersector8Chunk));

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceMBIntersector8Chunk));

++

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridIntersector8HybridMoeller));

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8GridIntersector8HybridPluecker));

++

++     /* select intersectors16 */

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX512(features,BVH8OBBVirtualCurveIntersector16Hybrid));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX512(features,BVH8OBBVirtualCurveIntersector16HybridMB));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust16Hybrid));

++     IF_ENABLED_CURVES_OR_POINTS(SELECT_SYMBOL_INIT_AVX512(features,BVH8OBBVirtualCurveIntersectorRobust16HybridMB));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4Intersector16HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4Intersector16HybridMoellerNoFilter));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4iIntersector16HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4vIntersector16HybridPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4iIntersector16HybridPluecker));

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4vMBIntersector16HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4iMBIntersector16HybridMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4vMBIntersector16HybridPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Triangle4iMBIntersector16HybridPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4vIntersector16HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4vIntersector16HybridMoellerNoFilter));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4iIntersector16HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4vIntersector16HybridPluecker));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4iIntersector16HybridPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4iMBIntersector16HybridMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX512(features,BVH8Quad4iMBIntersector16HybridPluecker));

++

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX512(features,BVH8VirtualIntersector16Chunk));

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX512(features,BVH8VirtualMBIntersector16Chunk));

++

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX512(features,BVH8InstanceIntersector16Chunk));

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX512(features,BVH8InstanceMBIntersector16Chunk));

++

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX512(features,BVH8GridIntersector16HybridMoeller));

++     IF_ENABLED_GRIDS(SELECT_SYMBOL_INIT_AVX512(features,BVH8GridIntersector16HybridPluecker));

++

++     /* select stream intersectors */

++

++     SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8IntersectorStreamPacketFallback);

++

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4IntersectorStreamMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4IntersectorStreamMoellerNoFilter));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersectorStreamMoeller));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4vIntersectorStreamPluecker));

++     IF_ENABLED_TRIS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Triangle4iIntersectorStreamPluecker));

++

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersectorStreamMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersectorStreamMoellerNoFilter));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersectorStreamMoeller));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4vIntersectorStreamPluecker));

++     IF_ENABLED_QUADS(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8Quad4iIntersectorStreamPluecker));

++

++     IF_ENABLED_USER(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8VirtualIntersectorStream));

++

++     IF_ENABLED_INSTANCE(SELECT_SYMBOL_INIT_AVX_AVX2_AVX512(features,BVH8InstanceIntersectorStream));

++

++ #endif

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8OBBVirtualCurveIntersectors(BVH8* bvh, VirtualCurveIntersector* leafIntersector, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.leafIntersector = leafIntersector;

++       intersectors.intersector1  = BVH8OBBVirtualCurveIntersector1();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8OBBVirtualCurveIntersector4Hybrid();

++       intersectors.intersector8  = BVH8OBBVirtualCurveIntersector8Hybrid();

++       intersectors.intersector16 = BVH8OBBVirtualCurveIntersector16Hybrid();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.leafIntersector = leafIntersector;

++       intersectors.intersector1  = BVH8OBBVirtualCurveIntersectorRobust1();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8OBBVirtualCurveIntersectorRobust4Hybrid();

++       intersectors.intersector8  = BVH8OBBVirtualCurveIntersectorRobust8Hybrid();

++       intersectors.intersector16 = BVH8OBBVirtualCurveIntersectorRobust16Hybrid();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     default: assert(false);

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8OBBVirtualCurveIntersectorsMB(BVH8* bvh, VirtualCurveIntersector* leafIntersector, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.leafIntersector = leafIntersector;

++       intersectors.intersector1  = BVH8OBBVirtualCurveIntersector1MB();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8OBBVirtualCurveIntersector4HybridMB();

++       intersectors.intersector8  = BVH8OBBVirtualCurveIntersector8HybridMB();

++       intersectors.intersector16 = BVH8OBBVirtualCurveIntersector16HybridMB();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.leafIntersector = leafIntersector;

++       intersectors.intersector1  = BVH8OBBVirtualCurveIntersectorRobust1MB();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8OBBVirtualCurveIntersectorRobust4HybridMB();

++       intersectors.intersector8  = BVH8OBBVirtualCurveIntersectorRobust8HybridMB();

++       intersectors.intersector16 = BVH8OBBVirtualCurveIntersectorRobust16HybridMB();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     default: assert(false);

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Triangle4Intersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     assert(ivariant == IntersectVariant::FAST);

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1           = BVH8Triangle4Intersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4_filter    = BVH8Triangle4Intersector4HybridMoeller();

++     intersectors.intersector4_nofilter  = BVH8Triangle4Intersector4HybridMoellerNoFilter();

++     intersectors.intersector8_filter    = BVH8Triangle4Intersector8HybridMoeller();

++     intersectors.intersector8_nofilter  = BVH8Triangle4Intersector8HybridMoellerNoFilter();

++     intersectors.intersector16_filter   = BVH8Triangle4Intersector16HybridMoeller();

++     intersectors.intersector16_nofilter = BVH8Triangle4Intersector16HybridMoellerNoFilter();

++     intersectors.intersectorN_filter    = BVH8Triangle4IntersectorStreamMoeller();

++     intersectors.intersectorN_nofilter  = BVH8Triangle4IntersectorStreamMoellerNoFilter();

++ #endif

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Triangle4vIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++ #define ENABLE_WOOP_TEST 0

++ #if ENABLE_WOOP_TEST == 0

++     //assert(ivariant == IntersectVariant::ROBUST);

++     intersectors.intersector1    = BVH8Triangle4vIntersector1Pluecker();

++ #else

++     intersectors.intersector1    = BVH8Triangle4vIntersector1Woop();

++ #endif

++

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4    = BVH8Triangle4vIntersector4HybridPluecker();

++     intersectors.intersector8    = BVH8Triangle4vIntersector8HybridPluecker();

++     intersectors.intersector16   = BVH8Triangle4vIntersector16HybridPluecker();

++     intersectors.intersectorN    = BVH8Triangle4vIntersectorStreamPluecker();

++ #endif

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Triangle4iIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Triangle4iIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Triangle4iIntersector4HybridMoeller();

++       intersectors.intersector8  = BVH8Triangle4iIntersector8HybridMoeller();

++       intersectors.intersector16 = BVH8Triangle4iIntersector16HybridMoeller();

++       intersectors.intersectorN  = BVH8Triangle4iIntersectorStreamMoeller();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Triangle4iIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Triangle4iIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8Triangle4iIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8Triangle4iIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8Triangle4iIntersectorStreamPluecker();

++ #endif

++       return intersectors;

++     }

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Triangle4vMBIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Triangle4vMBIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Triangle4vMBIntersector4HybridMoeller();

++       intersectors.intersector8  = BVH8Triangle4vMBIntersector8HybridMoeller();

++       intersectors.intersector16 = BVH8Triangle4vMBIntersector16HybridMoeller();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Triangle4vMBIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Triangle4vMBIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8Triangle4vMBIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8Triangle4vMBIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Triangle4iMBIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Triangle4iMBIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Triangle4iMBIntersector4HybridMoeller();

++       intersectors.intersector8  = BVH8Triangle4iMBIntersector8HybridMoeller();

++       intersectors.intersector16 = BVH8Triangle4iMBIntersector16HybridMoeller();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Triangle4iMBIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Triangle4iMBIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8Triangle4iMBIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8Triangle4iMBIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Quad4vIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1           = BVH8Quad4vIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4_filter    = BVH8Quad4vIntersector4HybridMoeller();

++       intersectors.intersector4_nofilter  = BVH8Quad4vIntersector4HybridMoellerNoFilter();

++       intersectors.intersector8_filter    = BVH8Quad4vIntersector8HybridMoeller();

++       intersectors.intersector8_nofilter  = BVH8Quad4vIntersector8HybridMoellerNoFilter();

++       intersectors.intersector16_filter   = BVH8Quad4vIntersector16HybridMoeller();

++       intersectors.intersector16_nofilter = BVH8Quad4vIntersector16HybridMoellerNoFilter();

++       intersectors.intersectorN_filter    = BVH8Quad4vIntersectorStreamMoeller();

++       intersectors.intersectorN_nofilter  = BVH8Quad4vIntersectorStreamMoellerNoFilter();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Quad4vIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Quad4vIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8Quad4vIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8Quad4vIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8Quad4vIntersectorStreamPluecker();

++ #endif

++       return intersectors;

++     }

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Quad4iIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Quad4iIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Quad4iIntersector4HybridMoeller();

++       intersectors.intersector8  = BVH8Quad4iIntersector8HybridMoeller();

++       intersectors.intersector16 = BVH8Quad4iIntersector16HybridMoeller();

++       intersectors.intersectorN  = BVH8Quad4iIntersectorStreamMoeller();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Quad4iIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Quad4iIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8Quad4iIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8Quad4iIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8Quad4iIntersectorStreamPluecker();

++ #endif

++       return intersectors;

++     }

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8Quad4iMBIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     switch (ivariant) {

++     case IntersectVariant::FAST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Quad4iMBIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Quad4iMBIntersector4HybridMoeller();

++       intersectors.intersector8  = BVH8Quad4iMBIntersector8HybridMoeller();

++       intersectors.intersector16 = BVH8Quad4iMBIntersector16HybridMoeller();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     case IntersectVariant::ROBUST:

++     {

++       Accel::Intersectors intersectors;

++       intersectors.ptr = bvh;

++       intersectors.intersector1  = BVH8Quad4iMBIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8Quad4iMBIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8Quad4iMBIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8Quad4iMBIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++       return intersectors;

++     }

++     }

++     return Accel::Intersectors();

++   }

++

++   Accel::Intersectors BVH8Factory::QBVH8Triangle4iIntersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1 = QBVH8Triangle4iIntersector1Pluecker();

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::QBVH8Triangle4Intersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1 = QBVH8Triangle4Intersector1Moeller();

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::QBVH8Quad4iIntersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1 = QBVH8Quad4iIntersector1Pluecker();

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8UserGeometryIntersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1  = BVH8VirtualIntersector1();

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4  = BVH8VirtualIntersector4Chunk();

++     intersectors.intersector8  = BVH8VirtualIntersector8Chunk();

++     intersectors.intersector16 = BVH8VirtualIntersector16Chunk();

++     intersectors.intersectorN  = BVH8VirtualIntersectorStream();

++ #endif

++     intersectors.collider      = BVH8ColliderUserGeom();

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8UserGeometryMBIntersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1  = BVH8VirtualMBIntersector1();

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4  = BVH8VirtualMBIntersector4Chunk();

++     intersectors.intersector8  = BVH8VirtualMBIntersector8Chunk();

++     intersectors.intersector16 = BVH8VirtualMBIntersector16Chunk();

++     intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8InstanceIntersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1  = BVH8InstanceIntersector1();

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4  = BVH8InstanceIntersector4Chunk();

++     intersectors.intersector8  = BVH8InstanceIntersector8Chunk();

++     intersectors.intersector16 = BVH8InstanceIntersector16Chunk();

++     intersectors.intersectorN  = BVH8InstanceIntersectorStream();

++ #endif

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8InstanceMBIntersectors(BVH8* bvh)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1  = BVH8InstanceMBIntersector1();

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4  = BVH8InstanceMBIntersector4Chunk();

++     intersectors.intersector8  = BVH8InstanceMBIntersector8Chunk();

++     intersectors.intersector16 = BVH8InstanceMBIntersector16Chunk();

++     intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++     return intersectors;

++   }

++

++   Accel* BVH8Factory::BVH8OBBVirtualCurve8v(Scene* scene, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Curve8v::type,scene);

++     Accel::Intersectors intersectors = BVH8OBBVirtualCurveIntersectors(accel,VirtualCurveIntersector8v(),ivariant);

++     Builder* builder = BVH8Curve8vBuilder_OBB_New(accel,scene,0);

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8OBBVirtualCurve8iMB(Scene* scene, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Curve8iMB::type,scene);

++     Accel::Intersectors intersectors = BVH8OBBVirtualCurveIntersectorsMB(accel,VirtualCurveIntersector8iMB(),ivariant);

++     Builder* builder = BVH8OBBCurve8iMBBuilder_OBB(accel,scene,0);

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Triangle4(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Triangle4::type,scene);

++     Accel::Intersectors intersectors= BVH8Triangle4Intersectors(accel,ivariant);

++     Builder* builder = nullptr;

++     if (scene->device->tri_builder == "default")  {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Triangle4SceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : builder = BVH8BuilderTwoLevelTriangle4MeshSAH(accel,scene,false); break;

++       case BuildVariant::HIGH_QUALITY: builder = BVH8Triangle4SceneBuilderFastSpatialSAH(accel,scene,0); break;

++       }

++     }

++     else if (scene->device->tri_builder == "sah"         )  builder = BVH8Triangle4SceneBuilderSAH(accel,scene,0);

++     else if (scene->device->tri_builder == "sah_fast_spatial")  builder = BVH8Triangle4SceneBuilderFastSpatialSAH(accel,scene,0);

++     else if (scene->device->tri_builder == "sah_presplit")     builder = BVH8Triangle4SceneBuilderSAH(accel,scene,MODE_HIGH_QUALITY);

++     else if (scene->device->tri_builder == "dynamic"     ) builder = BVH8BuilderTwoLevelTriangle4MeshSAH(accel,scene,false);

++     else if (scene->device->tri_builder == "morton"     ) builder = BVH8BuilderTwoLevelTriangle4MeshSAH(accel,scene,true);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->tri_builder+" for BVH8<Triangle4>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Triangle4v(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Triangle4v::type,scene);

++     Accel::Intersectors intersectors= BVH8Triangle4vIntersectors(accel,ivariant);

++     Builder* builder = nullptr;

++     if (scene->device->tri_builder == "default")  {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Triangle4vSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : builder = BVH8BuilderTwoLevelTriangle4vMeshSAH(accel,scene,false); break;

++       case BuildVariant::HIGH_QUALITY: builder = BVH8Triangle4vSceneBuilderFastSpatialSAH(accel,scene,0); break;

++       }

++     }

++     else if (scene->device->tri_builder == "sah_fast_spatial")  builder = BVH8Triangle4SceneBuilderFastSpatialSAH(accel,scene,0);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->tri_builder+" for BVH8<Triangle4v>");

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Triangle4i(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Triangle4i::type,scene);

++     Accel::Intersectors intersectors = BVH8Triangle4iIntersectors(accel,ivariant);

++

++     Builder* builder = nullptr;

++     if (scene->device->tri_builder == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Triangle4iSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : builder = BVH8BuilderTwoLevelTriangle4iMeshSAH(accel,scene,false); break;

++       case BuildVariant::HIGH_QUALITY: assert(false); break; // FIXME: implement

++       }

++     }

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->tri_builder+" for BVH8<Triangle4i>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Triangle4iMB(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Triangle4i::type,scene);

++     Accel::Intersectors intersectors = BVH8Triangle4iMBIntersectors(accel,ivariant);

++

++     Builder* builder = nullptr;

++     if (scene->device->tri_builder_mb == "default") { // FIXME: implement

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Triangle4iMBSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : assert(false); break; // FIXME: implement

++       case BuildVariant::HIGH_QUALITY: assert(false); break;

++       }

++     }

++     else if (scene->device->tri_builder_mb == "internal_time_splits")  builder = BVH8Triangle4iMBSceneBuilderSAH(accel,scene,0);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->tri_builder_mb+" for BVH8<Triangle4iMB>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Triangle4vMB(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Triangle4vMB::type,scene);

++     Accel::Intersectors intersectors= BVH8Triangle4vMBIntersectors(accel,ivariant);

++

++     Builder* builder = nullptr;

++     if (scene->device->tri_builder_mb == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Triangle4vMBSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : assert(false); break; // FIXME: implement

++       case BuildVariant::HIGH_QUALITY: assert(false); break;

++       }

++     }

++     else if (scene->device->tri_builder_mb == "internal_time_splits")  builder = BVH8Triangle4vMBSceneBuilderSAH(accel,scene,0);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->tri_builder_mb+" for BVH8<Triangle4vMB>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8QuantizedTriangle4i(Scene* scene)

++   {

++     BVH8* accel = new BVH8(Triangle4i::type,scene);

++     Accel::Intersectors intersectors = QBVH8Triangle4iIntersectors(accel);

++     Builder* builder = BVH8QuantizedTriangle4iSceneBuilderSAH(accel,scene,0);

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8QuantizedTriangle4(Scene* scene)

++   {

++     BVH8* accel = new BVH8(Triangle4::type,scene);

++     Accel::Intersectors intersectors = QBVH8Triangle4Intersectors(accel);

++     Builder* builder = BVH8QuantizedTriangle4SceneBuilderSAH(accel,scene,0);

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Quad4v(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Quad4v::type,scene);

++     Accel::Intersectors intersectors = BVH8Quad4vIntersectors(accel,ivariant);

++

++     Builder* builder = nullptr;

++     if (scene->device->quad_builder == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Quad4vSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : builder = BVH8BuilderTwoLevelQuadMeshSAH(accel,scene,false); break;

++       case BuildVariant::HIGH_QUALITY: builder = BVH8Quad4vSceneBuilderFastSpatialSAH(accel,scene,0); break;

++       }

++     }

++     else if (scene->device->quad_builder == "dynamic"      ) builder = BVH8BuilderTwoLevelQuadMeshSAH(accel,scene,false);

++     else if (scene->device->quad_builder == "morton"       ) builder = BVH8BuilderTwoLevelQuadMeshSAH(accel,scene,true);

++     else if (scene->device->quad_builder == "sah_fast_spatial" ) builder = BVH8Quad4vSceneBuilderFastSpatialSAH(accel,scene,0);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->quad_builder+" for BVH8<Quad4v>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Quad4i(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Quad4i::type,scene);

++     Accel::Intersectors intersectors = BVH8Quad4iIntersectors(accel,ivariant);

++

++     Builder* builder = nullptr;

++     if (scene->device->quad_builder == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Quad4iSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : assert(false); break; // FIXME: implement

++       case BuildVariant::HIGH_QUALITY: assert(false); break; // FIXME: implement

++       }

++     }

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->quad_builder+" for BVH8<Quad4i>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Quad4iMB(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(Quad4i::type,scene);

++     Accel::Intersectors intersectors = BVH8Quad4iMBIntersectors(accel,ivariant);

++

++     Builder* builder = nullptr;

++     if (scene->device->quad_builder_mb == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8Quad4iMBSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : assert(false); break; // FIXME: implement

++       case BuildVariant::HIGH_QUALITY: assert(false); break;

++       }

++     }

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->quad_builder_mb+" for BVH8<Quad4i>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8QuantizedQuad4i(Scene* scene)

++   {

++     BVH8* accel = new BVH8(Quad4i::type,scene);

++     Accel::Intersectors intersectors = QBVH8Quad4iIntersectors(accel);

++     Builder* builder = nullptr;

++     if      (scene->device->quad_builder == "default"     ) builder = BVH8QuantizedQuad4iSceneBuilderSAH(accel,scene,0);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->quad_builder+" for QBVH8<Quad4i>");

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8UserGeometry(Scene* scene, BuildVariant bvariant)

++   {

++     BVH8* accel = new BVH8(Object::type,scene);

++     Accel::Intersectors intersectors = BVH8UserGeometryIntersectors(accel);

++

++     Builder* builder = nullptr;

++     if (scene->device->object_builder == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8VirtualSceneBuilderSAH(accel,scene,0); break;

++       case BuildVariant::DYNAMIC     : builder = BVH8BuilderTwoLevelVirtualSAH(accel,scene,false); break;

++       case BuildVariant::HIGH_QUALITY: assert(false); break;

++       }

++     }

++     else if (scene->device->object_builder == "sah") builder = BVH8VirtualSceneBuilderSAH(accel,scene,0);

++     else if (scene->device->object_builder == "dynamic") builder = BVH8BuilderTwoLevelVirtualSAH(accel,scene,false);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->object_builder+" for BVH8<Object>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8UserGeometryMB(Scene* scene)

++   {

++     BVH8* accel = new BVH8(Object::type,scene);

++     Accel::Intersectors intersectors = BVH8UserGeometryMBIntersectors(accel);

++     Builder* builder = BVH8VirtualMBSceneBuilderSAH(accel,scene,0);

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8Instance(Scene* scene, bool isExpensive, BuildVariant bvariant)

++   {

++     BVH8* accel = new BVH8(InstancePrimitive::type,scene);

++     Accel::Intersectors intersectors = BVH8InstanceIntersectors(accel);

++     auto gtype = isExpensive ? Geometry::MTY_INSTANCE_EXPENSIVE : Geometry::MTY_INSTANCE;

++     // Builder* builder = BVH8InstanceSceneBuilderSAH(accel,scene,gtype);

++

++     Builder* builder = nullptr;

++     if (scene->device->object_builder == "default") {

++       switch (bvariant) {

++       case BuildVariant::STATIC      : builder = BVH8InstanceSceneBuilderSAH(accel,scene,gtype);; break;

++       case BuildVariant::DYNAMIC     : builder = BVH8BuilderTwoLevelInstanceSAH(accel,scene,gtype,false); break;

++       case BuildVariant::HIGH_QUALITY: assert(false); break;

++       }

++     }

++     else if (scene->device->object_builder == "sah") builder = BVH8InstanceSceneBuilderSAH(accel,scene,gtype);

++     else if (scene->device->object_builder == "dynamic") builder = BVH8BuilderTwoLevelInstanceSAH(accel,scene,gtype,false);

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->object_builder+" for BVH8<Object>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8InstanceMB(Scene* scene, bool isExpensive)

++   {

++     BVH8* accel = new BVH8(InstancePrimitive::type,scene);

++     Accel::Intersectors intersectors = BVH8InstanceMBIntersectors(accel);

++     auto gtype = isExpensive ? Geometry::MTY_INSTANCE_EXPENSIVE : Geometry::MTY_INSTANCE;

++     Builder* builder = BVH8InstanceMBSceneBuilderSAH(accel,scene,gtype);

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8GridIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     if (ivariant == IntersectVariant::FAST)

++     {

++       intersectors.intersector1  = BVH8GridIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8GridIntersector4HybridMoeller();

++       intersectors.intersector8  = BVH8GridIntersector8HybridMoeller();

++       intersectors.intersector16 = BVH8GridIntersector16HybridMoeller();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++     }

++     else /* if (ivariant == IntersectVariant::ROBUST) */

++     {

++       intersectors.intersector1  = BVH8GridIntersector1Pluecker();

++ #if defined (EMBREE_RAY_PACKETS)

++       intersectors.intersector4  = BVH8GridIntersector4HybridPluecker();

++       intersectors.intersector8  = BVH8GridIntersector8HybridPluecker();

++       intersectors.intersector16 = BVH8GridIntersector16HybridPluecker();

++       intersectors.intersectorN  = BVH8IntersectorStreamPacketFallback();

++ #endif

++     }

++     return intersectors;

++   }

++

++   Accel::Intersectors BVH8Factory::BVH8GridMBIntersectors(BVH8* bvh, IntersectVariant ivariant)

++   {

++     Accel::Intersectors intersectors;

++     intersectors.ptr = bvh;

++     intersectors.intersector1  = BVH8GridMBIntersector1Moeller();

++ #if defined (EMBREE_RAY_PACKETS)

++     intersectors.intersector4  = nullptr;

++     intersectors.intersector8  = nullptr;

++     intersectors.intersector16 = nullptr;

++     intersectors.intersectorN  = nullptr;

++ #endif

++     return intersectors;

++   }

++

++   Accel* BVH8Factory::BVH8Grid(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(SubGridQBVH8::type,scene);

++     Accel::Intersectors intersectors = BVH8GridIntersectors(accel,ivariant);

++     Builder* builder = nullptr;

++     if (scene->device->grid_builder == "default") {

++       builder = BVH8GridSceneBuilderSAH(accel,scene,0);

++     }

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->object_builder+" for BVH4<GridMesh>");

++

++     return new AccelInstance(accel,builder,intersectors);

++   }

++

++   Accel* BVH8Factory::BVH8GridMB(Scene* scene, BuildVariant bvariant, IntersectVariant ivariant)

++   {

++     BVH8* accel = new BVH8(SubGridQBVH8::type,scene);

++     Accel::Intersectors intersectors = BVH8GridMBIntersectors(accel,ivariant);

++     Builder* builder = nullptr;

++     if (scene->device->grid_builder_mb == "default") {

++       builder = BVH8GridMBSceneBuilderSAH(accel,scene,0);

++     }

++     else throw_RTCError(RTC_ERROR_INVALID_ARGUMENT,"unknown builder "+scene->device->object_builder+" for BVH8MB<GridMesh>");

++     return new AccelInstance(accel,builder,intersectors);

++   }

++ }

++

++ #endif

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