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diff --git a/tests/bullet/src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuCollisionShapes.h b/tests/bullet/src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuCollisionShapes.h
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+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
+
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the use of this software.
+Permission is granted to anyone to use this software for any purpose, 
+including commercial applications, and to alter it and redistribute it freely, 
+subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+*/
+#ifndef __SPU_COLLISION_SHAPES_H
+#define __SPU_COLLISION_SHAPES_H
+
+#include "../SpuDoubleBuffer.h"
+
+#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
+#include "BulletCollision/CollisionShapes/btConvexInternalShape.h"
+#include "BulletCollision/CollisionShapes/btCylinderShape.h"
+#include "BulletCollision/CollisionShapes/btStaticPlaneShape.h"
+
+#include "BulletCollision/CollisionShapes/btOptimizedBvh.h"
+#include "BulletCollision/CollisionShapes/btTriangleIndexVertexArray.h"
+#include "BulletCollision/CollisionShapes/btSphereShape.h"
+
+#include "BulletCollision/CollisionShapes/btCapsuleShape.h"
+
+#include "BulletCollision/CollisionShapes/btConvexShape.h"
+#include "BulletCollision/CollisionShapes/btBvhTriangleMeshShape.h"
+#include "BulletCollision/CollisionShapes/btConvexHullShape.h"
+#include "BulletCollision/CollisionShapes/btCompoundShape.h"
+
+#define MAX_NUM_SPU_CONVEX_POINTS 128 //@fallback to PPU if a btConvexHullShape has more than MAX_NUM_SPU_CONVEX_POINTS points
+#define MAX_SPU_COMPOUND_SUBSHAPES 16 //@fallback on PPU if compound has more than MAX_SPU_COMPOUND_SUBSHAPES child shapes
+#define MAX_SHAPE_SIZE 256 //@todo: assert on this
+
+ATTRIBUTE_ALIGNED16(struct)	SpuConvexPolyhedronVertexData
+{
+	void*	gSpuConvexShapePtr;
+	btVector3* gConvexPoints;
+	int gNumConvexPoints;
+	int unused;
+	ATTRIBUTE_ALIGNED16(btVector3 g_convexPointBuffer[MAX_NUM_SPU_CONVEX_POINTS]);
+};
+
+
+
+ATTRIBUTE_ALIGNED16(struct) CollisionShape_LocalStoreMemory
+{
+	ATTRIBUTE_ALIGNED16(char collisionShape[MAX_SHAPE_SIZE]);
+};
+
+ATTRIBUTE_ALIGNED16(struct) CompoundShape_LocalStoreMemory
+{
+	// Compound data
+
+	ATTRIBUTE_ALIGNED16(btCompoundShapeChild gSubshapes[MAX_SPU_COMPOUND_SUBSHAPES]);
+	ATTRIBUTE_ALIGNED16(char gSubshapeShape[MAX_SPU_COMPOUND_SUBSHAPES][MAX_SHAPE_SIZE]);
+};
+
+ATTRIBUTE_ALIGNED16(struct) bvhMeshShape_LocalStoreMemory
+{
+	//ATTRIBUTE_ALIGNED16(btOptimizedBvh	gOptimizedBvh);
+	ATTRIBUTE_ALIGNED16(char gOptimizedBvh[sizeof(btOptimizedBvh)+16]);
+	btOptimizedBvh*	getOptimizedBvh()
+	{
+		return (btOptimizedBvh*) gOptimizedBvh;
+	}
+
+	ATTRIBUTE_ALIGNED16(btTriangleIndexVertexArray	gTriangleMeshInterfaceStorage);
+	btTriangleIndexVertexArray*	gTriangleMeshInterfacePtr;
+	///only a single mesh part for now, we can add support for multiple parts, but quantized trees don't support this at the moment 
+	ATTRIBUTE_ALIGNED16(btIndexedMesh	gIndexMesh);
+	#define MAX_SPU_SUBTREE_HEADERS 32
+	//1024
+	ATTRIBUTE_ALIGNED16(btBvhSubtreeInfo	gSubtreeHeaders[MAX_SPU_SUBTREE_HEADERS]);
+	ATTRIBUTE_ALIGNED16(btQuantizedBvhNode	gSubtreeNodes[MAX_SUBTREE_SIZE_IN_BYTES/sizeof(btQuantizedBvhNode)]);
+};
+
+
+void computeAabb (btVector3& aabbMin, btVector3& aabbMax, btConvexInternalShape* convexShape, ppu_address_t convexShapePtr, int shapeType, const btTransform& xform);
+void dmaBvhShapeData (bvhMeshShape_LocalStoreMemory* bvhMeshShape, btBvhTriangleMeshShape* triMeshShape);
+void dmaBvhIndexedMesh (btIndexedMesh* IndexMesh, IndexedMeshArray& indexArray, int index, uint32_t dmaTag);
+void dmaBvhSubTreeHeaders (btBvhSubtreeInfo* subTreeHeaders, ppu_address_t subTreePtr, int batchSize, uint32_t dmaTag);
+void dmaBvhSubTreeNodes (btQuantizedBvhNode* nodes, const btBvhSubtreeInfo& subtree, QuantizedNodeArray&	nodeArray, int dmaTag);
+
+int  getShapeTypeSize(int shapeType);
+void dmaConvexVertexData (SpuConvexPolyhedronVertexData* convexVertexData, btConvexHullShape* convexShapeSPU);
+void dmaCollisionShape (void* collisionShapeLocation, ppu_address_t collisionShapePtr, uint32_t dmaTag, int shapeType);
+void dmaCompoundShapeInfo (CompoundShape_LocalStoreMemory* compoundShapeLocation, btCompoundShape* spuCompoundShape, uint32_t dmaTag);
+void dmaCompoundSubShapes (CompoundShape_LocalStoreMemory* compoundShapeLocation, btCompoundShape* spuCompoundShape, uint32_t dmaTag);
+
+
+#define USE_BRANCHFREE_TEST 1
+#ifdef USE_BRANCHFREE_TEST
+SIMD_FORCE_INLINE unsigned int spuTestQuantizedAabbAgainstQuantizedAabb(unsigned short int* aabbMin1,unsigned short int* aabbMax1,const unsigned short int* aabbMin2,const unsigned short int* aabbMax2)
+{		
+#if defined(__CELLOS_LV2__) && defined (__SPU__)
+	vec_ushort8 vecMin = {aabbMin1[0],aabbMin2[0],aabbMin1[2],aabbMin2[2],aabbMin1[1],aabbMin2[1],0,0};
+	vec_ushort8 vecMax = {aabbMax2[0],aabbMax1[0],aabbMax2[2],aabbMax1[2],aabbMax2[1],aabbMax1[1],0,0};
+	vec_ushort8 isGt = spu_cmpgt(vecMin,vecMax);
+	return spu_extract(spu_gather(isGt),0)==0;
+
+#else
+	return btSelect((unsigned)((aabbMin1[0] <= aabbMax2[0]) & (aabbMax1[0] >= aabbMin2[0])
+		& (aabbMin1[2] <= aabbMax2[2]) & (aabbMax1[2] >= aabbMin2[2])
+		& (aabbMin1[1] <= aabbMax2[1]) & (aabbMax1[1] >= aabbMin2[1])),
+		1, 0);
+#endif
+}
+#else
+
+SIMD_FORCE_INLINE unsigned int spuTestQuantizedAabbAgainstQuantizedAabb(const unsigned short int* aabbMin1,const unsigned short int* aabbMax1,const unsigned short int* aabbMin2,const unsigned short int*  aabbMax2)
+{
+	unsigned int overlap = 1;
+	overlap = (aabbMin1[0] > aabbMax2[0] || aabbMax1[0] < aabbMin2[0]) ? 0 : overlap;
+	overlap = (aabbMin1[2] > aabbMax2[2] || aabbMax1[2] < aabbMin2[2]) ? 0 : overlap;
+	overlap = (aabbMin1[1] > aabbMax2[1] || aabbMax1[1] < aabbMin2[1]) ? 0 : overlap;
+	return overlap;
+}
+#endif
+
+void	spuWalkStacklessQuantizedTree(btNodeOverlapCallback* nodeCallback,unsigned short int* quantizedQueryAabbMin,unsigned short int* quantizedQueryAabbMax,const btQuantizedBvhNode* rootNode,int startNodeIndex,int endNodeIndex);
+
+#endif