00001 /* 00002 Bullet Continuous Collision Detection and Physics Library 00003 Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org 00004 00005 This software is provided 'as-is', without any express or implied warranty. 00006 In no event will the authors be held liable for any damages arising from the use of this software. 00007 Permission is granted to anyone to use this software for any purpose, 00008 including commercial applications, and to alter it and redistribute it freely, 00009 subject to the following restrictions: 00010 00011 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. 00012 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 00013 3. This notice may not be removed or altered from any source distribution. 00014 */ 00015 00016 #ifndef BT_TRIANGLE_MESH_SHAPE_H 00017 #define BT_TRIANGLE_MESH_SHAPE_H 00018 00019 #include "btConcaveShape.h" 00020 #include "btStridingMeshInterface.h" 00021 00022 00024 class btTriangleMeshShape : public btConcaveShape 00025 { 00026 protected: 00027 btVector3 m_localAabbMin; 00028 btVector3 m_localAabbMax; 00029 btStridingMeshInterface* m_meshInterface; 00030 00033 btTriangleMeshShape(btStridingMeshInterface* meshInterface); 00034 00035 public: 00036 00037 virtual ~btTriangleMeshShape(); 00038 00039 virtual btVector3 localGetSupportingVertex(const btVector3& vec) const; 00040 00041 virtual btVector3 localGetSupportingVertexWithoutMargin(const btVector3& vec)const 00042 { 00043 btAssert(0); 00044 return localGetSupportingVertex(vec); 00045 } 00046 00047 void recalcLocalAabb(); 00048 00049 virtual void getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const; 00050 00051 virtual void processAllTriangles(btTriangleCallback* callback,const btVector3& aabbMin,const btVector3& aabbMax) const; 00052 00053 virtual void calculateLocalInertia(btScalar mass,btVector3& inertia) const; 00054 00055 virtual void setLocalScaling(const btVector3& scaling); 00056 virtual const btVector3& getLocalScaling() const; 00057 00058 btStridingMeshInterface* getMeshInterface() 00059 { 00060 return m_meshInterface; 00061 } 00062 00063 const btStridingMeshInterface* getMeshInterface() const 00064 { 00065 return m_meshInterface; 00066 } 00067 00068 const btVector3& getLocalAabbMin() const 00069 { 00070 return m_localAabbMin; 00071 } 00072 const btVector3& getLocalAabbMax() const 00073 { 00074 return m_localAabbMax; 00075 } 00076 00077 00078 00079 //debugging 00080 virtual const char* getName()const {return "TRIANGLEMESH";} 00081 00082 00083 00084 }; 00085 00086 00087 00088 00089 #endif //BT_TRIANGLE_MESH_SHAPE_H