Bullet Collision Detection & Physics Library: btShapeHull.h Source File

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btShapeHull.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_SHAPE_HULL_H
19 #define BT_SHAPE_HULL_H
20
21 #include "LinearMath/btAlignedObjectArray.h"
22 #include "BulletCollision/CollisionShapes/btConvexShape.h"
23
24
28 ATTRIBUTE_ALIGNED16(class) btShapeHull
29 {
30 protected:
31
32 btAlignedObjectArray<btVector3> m_vertices;
33 btAlignedObjectArray<unsigned int> m_indices;
34 unsigned int m_numIndices;
35 const btConvexShape* m_shape;
36
37 static btVector3* getUnitSpherePoints();
38
39 public:
40 BT_DECLARE_ALIGNED_ALLOCATOR();
41
42 btShapeHull (const btConvexShape* shape);
43 ~btShapeHull ();
44
45 bool buildHull (btScalar margin);
46
47 int numTriangles () const;
48 int numVertices () const;
49 int numIndices () const;
50
51 const btVector3* getVertexPointer() const
52 {
53 return &m_vertices[0];
54 }
55 const unsigned int* getIndexPointer() const
56 {
57 return &m_indices[0];
58 }
59 };
60
61 #endif //BT_SHAPE_HULL_H
btShapeHull::m_numIndices
unsigned int m_numIndices
Definition: btShapeHull.h:34
btAlignedObjectArray< btVector3 >
btShapeHull::getIndexPointer
const unsigned int * getIndexPointer() const
Definition: btShapeHull.h:55
btShapeHull
btShapeHull implemented by John McCutchan.
Definition: btShapeHull.h:28
btShapeHull::m_indices
btAlignedObjectArray< unsigned int > m_indices
Definition: btShapeHull.h:33
btConvexShape.h
btConvexShape
The btConvexShape is an abstract shape interface, implemented by all convex shapes such as btBoxShape...
Definition: btConvexShape.h:31
btShapeHull::getVertexPointer
const btVector3 * getVertexPointer() const
Definition: btShapeHull.h:51
btShapeHull::m_shape
const btConvexShape * m_shape
Definition: btShapeHull.h:35
btVector3
btVector3 can be used to represent 3D points and vectors.
Definition: btVector3.h:83
ATTRIBUTE_ALIGNED16
#define ATTRIBUTE_ALIGNED16(a)
Definition: btScalar.h:64
BT_DECLARE_ALIGNED_ALLOCATOR
#define BT_DECLARE_ALIGNED_ALLOCATOR()
Definition: btScalar.h:388
btAlignedObjectArray.h
btShapeHull::m_vertices
btAlignedObjectArray< btVector3 > m_vertices
Definition: btShapeHull.h:32
btScalar
float btScalar
The btScalar type abstracts floating point numbers, to easily switch between double and single floati...
Definition: btScalar.h:278