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_EMPTY_SHAPE_H 00017 #define BT_EMPTY_SHAPE_H 00018 00019 #include "btConcaveShape.h" 00020 00021 #include "LinearMath/btVector3.h" 00022 #include "LinearMath/btTransform.h" 00023 #include "LinearMath/btMatrix3x3.h" 00024 #include "btCollisionMargin.h" 00025 00026 00027 00028 00031 class btEmptyShape : public btConcaveShape 00032 { 00033 public: 00034 btEmptyShape(); 00035 00036 virtual ~btEmptyShape(); 00037 00038 00040 void getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const; 00041 00042 00043 virtual void setLocalScaling(const btVector3& scaling) 00044 { 00045 m_localScaling = scaling; 00046 } 00047 virtual const btVector3& getLocalScaling() const 00048 { 00049 return m_localScaling; 00050 } 00051 00052 virtual void calculateLocalInertia(btScalar mass,btVector3& inertia) const; 00053 00054 virtual const char* getName()const 00055 { 00056 return "Empty"; 00057 } 00058 00059 virtual void processAllTriangles(btTriangleCallback* ,const btVector3& ,const btVector3& ) const 00060 { 00061 } 00062 00063 protected: 00064 btVector3 m_localScaling; 00065 00066 }; 00067 00068 00069 00070 #endif //BT_EMPTY_SHAPE_H