1/*
2Bullet Continuous Collision Detection and Physics Library
3Copyright (c) 2003-2009 Erwin Coumans  http://bulletphysics.org
4
5This software is provided 'as-is', without any express or implied warranty.
6In no event will the authors be held liable for any damages arising from the use of this software.
7Permission is granted to anyone to use this software for any purpose,
8including commercial applications, and to alter it and redistribute it freely,
9subject to the following restrictions:
10
111. 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.
122. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
133. This notice may not be removed or altered from any source distribution.
14*/
15
16#ifndef BT_TRIANGLE_MESH_SHAPE_H
17#define BT_TRIANGLE_MESH_SHAPE_H
18
19#include "btConcaveShape.h"
20#include "btStridingMeshInterface.h"
21
22
23///The btTriangleMeshShape is an internal concave triangle mesh interface. Don't use this class directly, use btBvhTriangleMeshShape instead.
24ATTRIBUTE_ALIGNED16(class) btTriangleMeshShape : public btConcaveShape
25{
26protected:
27	btVector3	m_localAabbMin;
28	btVector3	m_localAabbMax;
29	btStridingMeshInterface* m_meshInterface;
30
31	///btTriangleMeshShape constructor has been disabled/protected, so that users will not mistakenly use this class.
32	///Don't use btTriangleMeshShape but use btBvhTriangleMeshShape instead!
33	btTriangleMeshShape(btStridingMeshInterface* meshInterface);
34
35public:
36	BT_DECLARE_ALIGNED_ALLOCATOR();
37
38	virtual ~btTriangleMeshShape();
39
40	virtual btVector3 localGetSupportingVertex(const btVector3& vec) const;
41
42	virtual btVector3	localGetSupportingVertexWithoutMargin(const btVector3& vec)const
43	{
44		btAssert(0);
45		return localGetSupportingVertex(vec);
46	}
47
48	void	recalcLocalAabb();
49
50	virtual void getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const;
51
52	virtual void	processAllTriangles(btTriangleCallback* callback,const btVector3& aabbMin,const btVector3& aabbMax) const;
53
54	virtual void	calculateLocalInertia(btScalar mass,btVector3& inertia) const;
55
56	virtual void	setLocalScaling(const btVector3& scaling);
57	virtual const btVector3& getLocalScaling() const;
58
59	btStridingMeshInterface* getMeshInterface()
60	{
61		return m_meshInterface;
62	}
63
64	const btStridingMeshInterface* getMeshInterface() const
65	{
66		return m_meshInterface;
67	}
68
69	const btVector3& getLocalAabbMin() const
70	{
71		return m_localAabbMin;
72	}
73	const btVector3& getLocalAabbMax() const
74	{
75		return m_localAabbMax;
76	}
77
78
79
80	//debugging
81	virtual const char*	getName()const {return "TRIANGLEMESH";}
82
83
84
85};
86
87
88
89
90#endif //BT_TRIANGLE_MESH_SHAPE_H
91