Blender  V3.3
btConvexHullShape.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_CONVEX_HULL_SHAPE_H
17 #define BT_CONVEX_HULL_SHAPE_H
18 
22 
27 {
28  btAlignedObjectArray<btVector3> m_unscaledPoints;
29 
30 public:
32 
36  btConvexHullShape(const btScalar* points = 0, int numPoints = 0, int stride = sizeof(btVector3));
37 
38  void addPoint(const btVector3& point, bool recalculateLocalAabb = true);
39 
41  {
42  return &m_unscaledPoints[0];
43  }
44 
45  const btVector3* getUnscaledPoints() const
46  {
47  return &m_unscaledPoints[0];
48  }
49 
51  const btVector3* getPoints() const
52  {
53  return getUnscaledPoints();
54  }
55 
56  void optimizeConvexHull();
57 
59  {
60  return m_unscaledPoints[i] * m_localScaling;
61  }
62 
64  {
65  return m_unscaledPoints.size();
66  }
67 
68  virtual btVector3 localGetSupportingVertex(const btVector3& vec) const;
70  virtual void batchedUnitVectorGetSupportingVertexWithoutMargin(const btVector3* vectors, btVector3* supportVerticesOut, int numVectors) const;
71 
72  virtual void project(const btTransform& trans, const btVector3& dir, btScalar& minProj, btScalar& maxProj, btVector3& witnesPtMin, btVector3& witnesPtMax) const;
73 
74  //debugging
75  virtual const char* getName() const { return "Convex"; }
76 
77  virtual int getNumVertices() const;
78  virtual int getNumEdges() const;
79  virtual void getEdge(int i, btVector3& pa, btVector3& pb) const;
80  virtual void getVertex(int i, btVector3& vtx) const;
81  virtual int getNumPlanes() const;
82  virtual void getPlane(btVector3 & planeNormal, btVector3 & planeSupport, int i) const;
83  virtual bool isInside(const btVector3& pt, btScalar tolerance) const;
84 
86  virtual void setLocalScaling(const btVector3& scaling);
87 
88  virtual int calculateSerializeBufferSize() const;
89 
91  virtual const char* serialize(void* dataBuffer, btSerializer* serializer) const;
92 };
93 
94 // clang-format off
95 
98 {
100 
103 
105  char m_padding3[4];
106 
107 };
108 
109 // clang-format on
110 
112 {
113  return sizeof(btConvexHullShapeData);
114 }
115 
116 #endif //BT_CONVEX_HULL_SHAPE_H
_GL_VOID GLfloat value _GL_VOID_RET _GL_VOID const GLuint GLboolean *residences _GL_BOOL_RET _GL_VOID GLsizei GLfloat GLfloat GLfloat GLfloat const GLubyte *bitmap _GL_VOID_RET _GL_VOID GLenum const void *lists _GL_VOID_RET _GL_VOID const GLdouble *equation _GL_VOID_RET _GL_VOID GLdouble GLdouble blue _GL_VOID_RET _GL_VOID GLfloat GLfloat blue _GL_VOID_RET _GL_VOID GLint GLint blue _GL_VOID_RET _GL_VOID GLshort GLshort blue _GL_VOID_RET _GL_VOID GLubyte GLubyte blue _GL_VOID_RET _GL_VOID GLuint GLuint blue _GL_VOID_RET _GL_VOID GLushort GLushort blue _GL_VOID_RET _GL_VOID GLbyte GLbyte GLbyte alpha _GL_VOID_RET _GL_VOID GLdouble GLdouble GLdouble alpha _GL_VOID_RET _GL_VOID GLfloat GLfloat GLfloat alpha _GL_VOID_RET _GL_VOID GLint GLint GLint alpha _GL_VOID_RET _GL_VOID GLshort GLshort GLshort alpha _GL_VOID_RET _GL_VOID GLubyte GLubyte GLubyte alpha _GL_VOID_RET _GL_VOID GLuint GLuint GLuint alpha _GL_VOID_RET _GL_VOID GLushort GLushort GLushort alpha _GL_VOID_RET _GL_VOID GLenum mode _GL_VOID_RET _GL_VOID GLint GLsizei GLsizei GLenum type _GL_VOID_RET _GL_VOID GLsizei GLenum GLenum const void *pixels _GL_VOID_RET _GL_VOID const void *pointer _GL_VOID_RET _GL_VOID GLdouble v _GL_VOID_RET _GL_VOID GLfloat v _GL_VOID_RET _GL_VOID GLint GLint i2 _GL_VOID_RET _GL_VOID GLint j _GL_VOID_RET _GL_VOID GLfloat param _GL_VOID_RET _GL_VOID GLint param _GL_VOID_RET _GL_VOID GLdouble GLdouble GLdouble GLdouble GLdouble zFar _GL_VOID_RET _GL_UINT GLdouble *equation _GL_VOID_RET _GL_VOID GLenum GLint *params _GL_VOID_RET _GL_VOID GLenum GLfloat *v _GL_VOID_RET _GL_VOID GLenum GLfloat *params _GL_VOID_RET _GL_VOID GLfloat *values _GL_VOID_RET _GL_VOID GLushort *values _GL_VOID_RET _GL_VOID GLenum GLfloat *params _GL_VOID_RET _GL_VOID GLenum GLdouble *params _GL_VOID_RET _GL_VOID GLenum GLint *params _GL_VOID_RET _GL_VOID GLsizei stride
in reality light always falls off quadratically Particle Retrieve the data of the particle that spawned the object for example to give variation to multiple instances of an object Point Retrieve information about points in a point cloud Retrieve the edges of an object as it appears to Cycles topology will always appear triangulated Convert a blackbody temperature to an RGB value Normal Generate a perturbed normal from an RGB normal map image Typically used for faking highly detailed surfaces Generate an OSL shader from a file or text data block Image Sample an image file as a texture Sky Generate a procedural sky texture Noise Generate fractal Perlin noise Wave Generate procedural bands or rings with noise Voronoi Generate Worley noise based on the distance to random points Typically used to generate textures such as or biological cells Brick Generate a procedural texture producing bricks Texture Retrieve multiple types of texture coordinates nTypically used as inputs for texture nodes Vector Convert a point
virtual void recalculateLocalAabb()
btVector3 m_localScaling
virtual void setLocalScaling(const btVector3 &scaling)
in case we receive negative scaling
Definition: btBox2dShape.h:120
btConvexHullShape(const btScalar *points=0, int numPoints=0, int stride=sizeof(btVector3))
BT_DECLARE_ALIGNED_ALLOCATOR()
virtual btVector3 localGetSupportingVertexWithoutMargin(const btVector3 &vec) const
btConvexShape Interface
Definition: btBox2dShape.h:62
SIMD_FORCE_INLINE btVector3 getScaledPoint(int i) const
SIMD_FORCE_INLINE int getNumPoints() const
virtual bool isInside(const btVector3 &pt, btScalar tolerance) const
Definition: btBox2dShape.h:284
virtual const char * getName() const
virtual void project(const btTransform &trans, const btVector3 &dir, btScalar &minProj, btScalar &maxProj, btVector3 &witnesPtMin, btVector3 &witnesPtMax) const
virtual int calculateSerializeBufferSize() const
void optimizeConvexHull()
const btVector3 * getPoints() const
getPoints is obsolete, please use getUnscaledPoints
virtual btVector3 localGetSupportingVertex(const btVector3 &vec) const
Definition: btBox2dShape.h:51
virtual int getNumVertices() const
Definition: btBox2dShape.h:140
btVector3 * getUnscaledPoints()
virtual void getEdge(int i, btVector3 &pa, btVector3 &pb) const
Definition: btBox2dShape.h:218
virtual int getNumPlanes() const
Definition: btBox2dShape.h:169
virtual void getVertex(int i, btVector3 &vtx) const
Definition: btBox2dShape.h:179
virtual void getPlane(btVector3 &planeNormal, btVector3 &planeSupport, int i) const
Definition: btBox2dShape.h:155
virtual void batchedUnitVectorGetSupportingVertexWithoutMargin(const btVector3 *vectors, btVector3 *supportVerticesOut, int numVectors) const
Definition: btBox2dShape.h:71
virtual int getNumEdges() const
Definition: btBox2dShape.h:174
void addPoint(const btVector3 &point, bool recalculateLocalAabb=true)
virtual const char * serialize(void *dataBuffer, btSerializer *serializer) const
fills the dataBuffer and returns the struct name (and 0 on failure)
float btScalar
The btScalar type abstracts floating point numbers, to easily switch between double and single floati...
Definition: btScalar.h:314
#define ATTRIBUTE_ALIGNED16(a)
Definition: btScalar.h:285
#define SIMD_FORCE_INLINE
Definition: btScalar.h:280
btTransform
The btTransform class supports rigid transforms with only translation and rotation and no scaling/she...
Definition: btTransform.h:30
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
SIMD_FORCE_INLINE int size() const
return the number of elements in the array
The btPolyhedralConvexAabbCachingShape adds aabb caching to the btPolyhedralConvexShape.
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64
btVector3DoubleData * m_unscaledPointsDoublePtr
btVector3FloatData * m_unscaledPointsFloatPtr
btConvexInternalShapeData m_convexInternalShapeData
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64