67 lines
2.8 KiB
C++
67 lines
2.8 KiB
C++
/*
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Bullet Continuous Collision Detection and Physics Library
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Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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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.
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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef BOX_2D_BOX_2D__COLLISION_ALGORITHM_H
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#define BOX_2D_BOX_2D__COLLISION_ALGORITHM_H
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#include "BulletCollision/CollisionDispatch/btActivatingCollisionAlgorithm.h"
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#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
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#include "BulletCollision/BroadphaseCollision/btDispatcher.h"
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#include "BulletCollision/CollisionDispatch/btCollisionCreateFunc.h"
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class btPersistentManifold;
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///box-box collision detection
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class btBox2dBox2dCollisionAlgorithm : public btActivatingCollisionAlgorithm
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{
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bool m_ownManifold;
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btPersistentManifold* m_manifoldPtr;
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public:
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btBox2dBox2dCollisionAlgorithm(const btCollisionAlgorithmConstructionInfo& ci)
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: btActivatingCollisionAlgorithm(ci) {}
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virtual void processCollision (btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
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virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
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btBox2dBox2dCollisionAlgorithm(btPersistentManifold* mf,const btCollisionAlgorithmConstructionInfo& ci,btCollisionObject* body0,btCollisionObject* body1);
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virtual ~btBox2dBox2dCollisionAlgorithm();
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virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
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{
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if (m_manifoldPtr && m_ownManifold)
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{
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manifoldArray.push_back(m_manifoldPtr);
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}
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}
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struct CreateFunc :public btCollisionAlgorithmCreateFunc
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{
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virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)
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{
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int bbsize = sizeof(btBox2dBox2dCollisionAlgorithm);
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void* ptr = ci.m_dispatcher1->allocateCollisionAlgorithm(bbsize);
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return new(ptr) btBox2dBox2dCollisionAlgorithm(0,ci,body0,body1);
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}
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};
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};
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#endif //BOX_2D_BOX_2D__COLLISION_ALGORITHM_H
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