Blender  V3.3
btBvhTriangleMeshShape.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 
16 #ifndef BT_BVH_TRIANGLE_MESH_SHAPE_H
17 #define BT_BVH_TRIANGLE_MESH_SHAPE_H
18 
19 #include "btTriangleMeshShape.h"
20 #include "btOptimizedBvh.h"
22 #include "btTriangleInfoMap.h"
23 
36 {
37  btOptimizedBvh* m_bvh;
39 
41  bool m_ownsBvh;
42 #ifdef __clang__
43  bool m_pad[11] __attribute__((unused));
44 #else
45  bool m_pad[11];
46 #endif
47 
48 public:
50 
51  btBvhTriangleMeshShape(btStridingMeshInterface * meshInterface, bool useQuantizedAabbCompression, bool buildBvh = true);
52 
54  btBvhTriangleMeshShape(btStridingMeshInterface * meshInterface, bool useQuantizedAabbCompression, const btVector3& bvhAabbMin, const btVector3& bvhAabbMax, bool buildBvh = true);
55 
56  virtual ~btBvhTriangleMeshShape();
57 
58  bool getOwnsBvh() const
59  {
60  return m_ownsBvh;
61  }
62 
63  void performRaycast(btTriangleCallback * callback, const btVector3& raySource, const btVector3& rayTarget);
64  void performConvexcast(btTriangleCallback * callback, const btVector3& boxSource, const btVector3& boxTarget, const btVector3& boxMin, const btVector3& boxMax);
65 
66  virtual void processAllTriangles(btTriangleCallback * callback, const btVector3& aabbMin, const btVector3& aabbMax) const;
67 
68  void refitTree(const btVector3& aabbMin, const btVector3& aabbMax);
69 
71  void partialRefitTree(const btVector3& aabbMin, const btVector3& aabbMax);
72 
73  //debugging
74  virtual const char* getName() const { return "BVHTRIANGLEMESH"; }
75 
76  virtual void setLocalScaling(const btVector3& scaling);
77 
79  {
80  return m_bvh;
81  }
82 
83  void setOptimizedBvh(btOptimizedBvh * bvh, const btVector3& localScaling = btVector3(1, 1, 1));
84 
85  void buildOptimizedBvh();
86 
88  {
90  }
91 
92  void setTriangleInfoMap(btTriangleInfoMap * triangleInfoMap)
93  {
94  m_triangleInfoMap = triangleInfoMap;
95  }
96 
98  {
99  return m_triangleInfoMap;
100  }
101 
103  {
104  return m_triangleInfoMap;
105  }
106 
107  virtual int calculateSerializeBufferSize() const;
108 
110  virtual const char* serialize(void* dataBuffer, btSerializer* serializer) const;
111 
112  virtual void serializeSingleBvh(btSerializer * serializer) const;
113 
114  virtual void serializeSingleTriangleInfoMap(btSerializer * serializer) const;
115 };
116 
117 // clang-format off
118 
121 {
123 
125 
126  btQuantizedBvhFloatData *m_quantizedFloatBvh;
127  btQuantizedBvhDoubleData *m_quantizedDoubleBvh;
128 
130 
132 
133  char m_pad3[4];
134 
135 };
136 
137 // clang-format on
138 
140 {
141  return sizeof(btTriangleMeshShapeData);
142 }
143 
144 #endif //BT_BVH_TRIANGLE_MESH_SHAPE_H
struct AtomicSpinLock __attribute__((aligned(32))) AtomicSpinLock
virtual void serializeSingleBvh(btSerializer *serializer) const
virtual void setLocalScaling(const btVector3 &scaling)
Definition: btBox2dShape.h:120
BT_DECLARE_ALIGNED_ALLOCATOR()
void setTriangleInfoMap(btTriangleInfoMap *triangleInfoMap)
void refitTree(const btVector3 &aabbMin, const btVector3 &aabbMax)
bool m_ownsBvh
void buildOptimizedBvh()
virtual ~btBvhTriangleMeshShape()
virtual const char * getName() const
virtual int calculateSerializeBufferSize() const
void setOptimizedBvh(btOptimizedBvh *bvh, const btVector3 &localScaling=btVector3(1, 1, 1))
void performRaycast(btTriangleCallback *callback, const btVector3 &raySource, const btVector3 &rayTarget)
const btTriangleInfoMap * getTriangleInfoMap() const
bool usesQuantizedAabbCompression() const
void partialRefitTree(const btVector3 &aabbMin, const btVector3 &aabbMax)
for a fast incremental refit of parts of the tree. Note: the entire AABB of the tree will become more...
void performConvexcast(btTriangleCallback *callback, const btVector3 &boxSource, const btVector3 &boxTarget, const btVector3 &boxMin, const btVector3 &boxMax)
virtual void processAllTriangles(btTriangleCallback *callback, const btVector3 &aabbMin, const btVector3 &aabbMax) const
Definition: btEmptyShape.h:57
virtual void serializeSingleTriangleInfoMap(btSerializer *serializer) const
bool m_pad[11]
btTriangleInfoMap * m_triangleInfoMap
bool m_useQuantizedAabbCompression
btOptimizedBvh * getOptimizedBvh()
bool getOwnsBvh() const
btBvhTriangleMeshShape(btStridingMeshInterface *meshInterface, bool useQuantizedAabbCompression, bool buildBvh=true)
virtual const char * serialize(void *dataBuffer, btSerializer *serializer) const
fills the dataBuffer and returns the struct name (and 0 on failure)
btOptimizedBvh()
#define ATTRIBUTE_ALIGNED16(a)
Definition: btScalar.h:285
#define SIMD_FORCE_INLINE
Definition: btScalar.h:280
btStridingMeshInterface
btTriangleMeshShape(btStridingMeshInterface *meshInterface)
btVector3
btVector3 can be used to represent 3D points and vectors. It has an un-used w component to suit 16-by...
Definition: btVector3.h:82
DEGForeachIDComponentCallback callback
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64
The btTriangleInfoMap stores edge angle information for some triangles. You can compute this informat...
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64
btStridingMeshInterfaceData m_meshInterface
btQuantizedBvhDoubleData * m_quantizedDoubleBvh
btQuantizedBvhFloatData * m_quantizedFloatBvh
btCollisionShapeData m_collisionShapeData
btTriangleInfoMapData * m_triangleInfoMap