Bullet Collision Detection & Physics Library
btOptimizedBvh.h
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1 /*
2 Bullet Continuous Collision Detection and Physics Library
3 Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org
4 
5 This software is provided 'as-is', without any express or implied warranty.
6 In no event will the authors be held liable for any damages arising from the use of this software.
7 Permission is granted to anyone to use this software for any purpose,
8 including commercial applications, and to alter it and redistribute it freely,
9 subject to the following restrictions:
10 
11 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.
12 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
13 3. This notice may not be removed or altered from any source distribution.
14 */
15 
17 
18 #ifndef BT_OPTIMIZED_BVH_H
19 #define BT_OPTIMIZED_BVH_H
20 
22 
24 
25 
28 {
29 
30 public:
32 
33 protected:
34 
35 public:
36 
38 
39  virtual ~btOptimizedBvh();
40 
41  void build(btStridingMeshInterface* triangles,bool useQuantizedAabbCompression, const btVector3& bvhAabbMin, const btVector3& bvhAabbMax);
42 
43  void refit(btStridingMeshInterface* triangles,const btVector3& aabbMin,const btVector3& aabbMax);
44 
45  void refitPartial(btStridingMeshInterface* triangles,const btVector3& aabbMin, const btVector3& aabbMax);
46 
47  void updateBvhNodes(btStridingMeshInterface* meshInterface,int firstNode,int endNode,int index);
48 
50  virtual bool serializeInPlace(void *o_alignedDataBuffer, unsigned i_dataBufferSize, bool i_swapEndian) const
51  {
52  return btQuantizedBvh::serialize(o_alignedDataBuffer,i_dataBufferSize,i_swapEndian);
53 
54  }
55 
57  static btOptimizedBvh *deSerializeInPlace(void *i_alignedDataBuffer, unsigned int i_dataBufferSize, bool i_swapEndian);
58 
59 
60 };
61 
62 
63 #endif //BT_OPTIMIZED_BVH_H
64 
65 
virtual bool serialize(void *o_alignedDataBuffer, unsigned i_dataBufferSize, bool i_swapEndian) const
Data buffer MUST be 16 byte aligned.
virtual bool serializeInPlace(void *o_alignedDataBuffer, unsigned i_dataBufferSize, bool i_swapEndian) const
Data buffer MUST be 16 byte aligned.
The btOptimizedBvh extends the btQuantizedBvh to create AABB tree for triangle meshes, through the btStridingMeshInterface.
btVector3 can be used to represent 3D points and vectors.
Definition: btVector3.h:83
#define ATTRIBUTE_ALIGNED16(a)
Definition: btScalar.h:59
The btStridingMeshInterface is the interface class for high performance generic access to triangle me...
#define BT_DECLARE_ALIGNED_ALLOCATOR()
Definition: btScalar.h:357
The btQuantizedBvh class stores an AABB tree that can be quickly traversed on CPU and Cell SPU...