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Diffstat (limited to 'thirdparty/bullet/BulletCollision/CollisionShapes/btOptimizedBvh.h')
-rw-r--r-- | thirdparty/bullet/BulletCollision/CollisionShapes/btOptimizedBvh.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/thirdparty/bullet/BulletCollision/CollisionShapes/btOptimizedBvh.h b/thirdparty/bullet/BulletCollision/CollisionShapes/btOptimizedBvh.h new file mode 100644 index 0000000000..715961f552 --- /dev/null +++ b/thirdparty/bullet/BulletCollision/CollisionShapes/btOptimizedBvh.h @@ -0,0 +1,65 @@ +/* +Bullet Continuous Collision Detection and Physics Library +Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org + +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. +*/ + +///Contains contributions from Disney Studio's + +#ifndef BT_OPTIMIZED_BVH_H +#define BT_OPTIMIZED_BVH_H + +#include "BulletCollision/BroadphaseCollision/btQuantizedBvh.h" + +class btStridingMeshInterface; + + +///The btOptimizedBvh extends the btQuantizedBvh to create AABB tree for triangle meshes, through the btStridingMeshInterface. +ATTRIBUTE_ALIGNED16(class) btOptimizedBvh : public btQuantizedBvh +{ + +public: + BT_DECLARE_ALIGNED_ALLOCATOR(); + +protected: + +public: + + btOptimizedBvh(); + + virtual ~btOptimizedBvh(); + + void build(btStridingMeshInterface* triangles,bool useQuantizedAabbCompression, const btVector3& bvhAabbMin, const btVector3& bvhAabbMax); + + void refit(btStridingMeshInterface* triangles,const btVector3& aabbMin,const btVector3& aabbMax); + + void refitPartial(btStridingMeshInterface* triangles,const btVector3& aabbMin, const btVector3& aabbMax); + + void updateBvhNodes(btStridingMeshInterface* meshInterface,int firstNode,int endNode,int index); + + /// Data buffer MUST be 16 byte aligned + virtual bool serializeInPlace(void *o_alignedDataBuffer, unsigned i_dataBufferSize, bool i_swapEndian) const + { + return btQuantizedBvh::serialize(o_alignedDataBuffer,i_dataBufferSize,i_swapEndian); + + } + + ///deSerializeInPlace loads and initializes a BVH from a buffer in memory 'in place' + static btOptimizedBvh *deSerializeInPlace(void *i_alignedDataBuffer, unsigned int i_dataBufferSize, bool i_swapEndian); + + +}; + + +#endif //BT_OPTIMIZED_BVH_H + + |