| /* |
| 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 OPTIMIZED_BVH_H |
| #define 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 serialize(void *o_alignedDataBuffer, unsigned i_dataBufferSize, bool i_swapEndian) |
| { |
| 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 //OPTIMIZED_BVH_H |
| |
| |