btEmptyShape.h

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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 ATTRIBUTE_ALIGNED16(class) btEmptyShape : public btConcaveShape
00032 {
00033 public:
00034         BT_DECLARE_ALIGNED_ALLOCATOR();
00035         
00036         btEmptyShape();
00037 
00038         virtual ~btEmptyShape();
00039 
00040 
00042         void getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const;
00043 
00044 
00045         virtual void    setLocalScaling(const btVector3& scaling)
00046         {
00047                 m_localScaling = scaling;
00048         }
00049         virtual const btVector3& getLocalScaling() const 
00050         {
00051                 return m_localScaling;
00052         }
00053 
00054         virtual void    calculateLocalInertia(btScalar mass,btVector3& inertia) const;
00055         
00056         virtual const char*     getName()const
00057         {
00058                 return "Empty";
00059         }
00060 
00061         virtual void processAllTriangles(btTriangleCallback* ,const btVector3& ,const btVector3& ) const
00062         {
00063         }
00064 
00065 protected:
00066         btVector3       m_localScaling;
00067 
00068 };
00069 
00070 
00071 
00072 #endif //BT_EMPTY_SHAPE_H