Bullet Collision Detection & Physics Library
btStridingMeshInterface.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_STRIDING_MESHINTERFACE_H
17 #define BT_STRIDING_MESHINTERFACE_H
18 
19 #include "LinearMath/btVector3.h"
20 #include "btTriangleCallback.h"
21 #include "btConcaveShape.h"
22 
23 
24 
25 
26 
31 {
32  protected:
33 
35 
36  public:
38 
40  {
41 
42  }
43 
44  virtual ~btStridingMeshInterface();
45 
46 
47 
48  virtual void InternalProcessAllTriangles(btInternalTriangleIndexCallback* callback,const btVector3& aabbMin,const btVector3& aabbMax) const;
49 
51  void calculateAabbBruteForce(btVector3& aabbMin,btVector3& aabbMax);
52 
58  virtual void getLockedVertexIndexBase(unsigned char **vertexbase, int& numverts,PHY_ScalarType& type, int& stride,unsigned char **indexbase,int & indexstride,int& numfaces,PHY_ScalarType& indicestype,int subpart=0)=0;
59 
60  virtual void getLockedReadOnlyVertexIndexBase(const unsigned char **vertexbase, int& numverts,PHY_ScalarType& type, int& stride,const unsigned char **indexbase,int & indexstride,int& numfaces,PHY_ScalarType& indicestype,int subpart=0) const=0;
61 
64  virtual void unLockVertexBase(int subpart)=0;
65 
66  virtual void unLockReadOnlyVertexBase(int subpart) const=0;
67 
68 
71  virtual int getNumSubParts() const=0;
72 
73  virtual void preallocateVertices(int numverts)=0;
74  virtual void preallocateIndices(int numindices)=0;
75 
76  virtual bool hasPremadeAabb() const { return false; }
77  virtual void setPremadeAabb(const btVector3& aabbMin, const btVector3& aabbMax ) const
78  {
79  (void) aabbMin;
80  (void) aabbMax;
81  }
82  virtual void getPremadeAabb(btVector3* aabbMin, btVector3* aabbMax ) const
83  {
84  (void) aabbMin;
85  (void) aabbMax;
86  }
87 
88  const btVector3& getScaling() const {
89  return m_scaling;
90  }
91  void setScaling(const btVector3& scaling)
92  {
93  m_scaling = scaling;
94  }
95 
96  virtual int calculateSerializeBufferSize() const;
97 
99  virtual const char* serialize(void* dataBuffer, btSerializer* serializer) const;
100 
101 
102 };
103 
105 {
106  int m_value;
107 };
108 
110 {
111  short m_value;
112  char m_pad[2];
113 };
114 
116 {
117  short m_values[3];
118  char m_pad[2];
119 };
120 
122 {
123  unsigned char m_values[3];
124  char m_pad;
125 };
126 
127 
130 {
133 
137 
138  btShortIntIndexData *m_indices16;//backwards compatibility
139 
140  int m_numTriangles;//length of m_indices = m_numTriangles
142 };
143 
144 
147 {
151  char m_padding[4];
152 };
153 
154 
155 
156 
158 {
159  return sizeof(btStridingMeshInterfaceData);
160 }
161 
162 
163 
164 #endif //BT_STRIDING_MESHINTERFACE_H
const btVector3 & getScaling() const
#define SIMD_FORCE_INLINE
Definition: btScalar.h:58
virtual void getPremadeAabb(btVector3 *aabbMin, btVector3 *aabbMax) const
virtual int calculateSerializeBufferSize() const
void setScaling(const btVector3 &scaling)
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
btVector3FloatData * m_vertices3f
btShortIntIndexData * m_indices16
btCharIndexTripletData * m_3indices8
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
btShortIntIndexTripletData * m_3indices16
virtual void setPremadeAabb(const btVector3 &aabbMin, const btVector3 &aabbMax) const
virtual bool hasPremadeAabb() const
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
btIntIndexData * m_indices32
float btScalar
The btScalar type abstracts floating point numbers, to easily switch between double and single floati...
Definition: btScalar.h:266
PHY_ScalarType
PHY_ScalarType enumerates possible scalar types.
btVector3DoubleData * m_vertices3d