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btCompoundCollisionAlgorithm.h
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00001 /*
00002 Bullet Continuous Collision Detection and Physics Library
00003 Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
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 COMPOUND_COLLISION_ALGORITHM_H
00017 #define COMPOUND_COLLISION_ALGORITHM_H
00018 
00019 #include "BulletCollision/BroadphaseCollision/btCollisionAlgorithm.h"
00020 #include "BulletCollision/BroadphaseCollision/btDispatcher.h"
00021 #include "BulletCollision/BroadphaseCollision/btBroadphaseInterface.h"
00022 
00023 #include "BulletCollision/NarrowPhaseCollision/btPersistentManifold.h"
00024 class btDispatcher;
00025 #include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
00026 #include "btCollisionCreateFunc.h"
00027 #include "LinearMath/btAlignedObjectArray.h"
00028 class btDispatcher;
00029 
00032 class btCompoundCollisionAlgorithm  : public btCollisionAlgorithm
00033 {
00034        btAlignedObjectArray<btCollisionAlgorithm*> m_childCollisionAlgorithms;
00035        bool m_isSwapped;
00036        
00037 public:
00038 
00039        btCompoundCollisionAlgorithm( const btCollisionAlgorithmConstructionInfo& ci,btCollisionObject* body0,btCollisionObject* body1,bool isSwapped);
00040 
00041        virtual ~btCompoundCollisionAlgorithm();
00042 
00043        virtual void processCollision (btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
00044 
00045        btScalar      calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
00046 
00047        struct CreateFunc :public   btCollisionAlgorithmCreateFunc
00048        {
00049               virtual       btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)
00050               {
00051                      void* mem = ci.m_dispatcher1->allocateCollisionAlgorithm(sizeof(btCompoundCollisionAlgorithm));
00052                      return new(mem) btCompoundCollisionAlgorithm(ci,body0,body1,false);
00053               }
00054        };
00055 
00056        struct SwappedCreateFunc :public   btCollisionAlgorithmCreateFunc
00057        {
00058               virtual       btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)
00059               {
00060                      void* mem = ci.m_dispatcher1->allocateCollisionAlgorithm(sizeof(btCompoundCollisionAlgorithm));
00061                      return new(mem) btCompoundCollisionAlgorithm(ci,body0,body1,true);
00062               }
00063        };
00064 
00065 };
00066 
00067 #endif //COMPOUND_COLLISION_ALGORITHM_H