Bullet Collision Detection & Physics Library: btBoxBoxCollisionAlgorithm.h Source File

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btBoxBoxCollisionAlgorithm.h
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1/*
2Bullet Continuous Collision Detection and Physics Library
3Copyright (c) 2003-2006 Erwin Coumans https://bulletphysics.org
4
5This software is provided 'as-is', without any express or implied warranty.
6In no event will the authors be held liable for any damages arising from the use of this software.
7Permission is granted to anyone to use this software for any purpose,
8including commercial applications, and to alter it and redistribute it freely,
9subject to the following restrictions:
10
111. 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.
122. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
133. This notice may not be removed or altered from any source distribution.
14*/
15
16#ifndef BT_BOX_BOX__COLLISION_ALGORITHM_H
17#define BT_BOX_BOX__COLLISION_ALGORITHM_H
18
19#include "btActivatingCollisionAlgorithm.h"
20#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
21#include "BulletCollision/BroadphaseCollision/btDispatcher.h"
22#include "BulletCollision/CollisionDispatch/btCollisionCreateFunc.h"
23
24class btPersistentManifold;
25
27 class btBoxBoxCollisionAlgorithm : public btActivatingCollisionAlgorithm
28{
29 bool m_ownManifold;
30 btPersistentManifold* m_manifoldPtr;
31
32public:
33 btBoxBoxCollisionAlgorithm(const btCollisionAlgorithmConstructionInfo& ci)
34 : btActivatingCollisionAlgorithm(ci) {}
35
36 virtual void processCollision(const btCollisionObjectWrapper* body0Wrap, const btCollisionObjectWrapper* body1Wrap, const btDispatcherInfo& dispatchInfo, btManifoldResult* resultOut);
37
38 virtual btScalar calculateTimeOfImpact(btCollisionObject* body0, btCollisionObject* body1, const btDispatcherInfo& dispatchInfo, btManifoldResult* resultOut);
39
40 btBoxBoxCollisionAlgorithm(btPersistentManifold* mf, const btCollisionAlgorithmConstructionInfo& ci, const btCollisionObjectWrapper* body0Wrap, const btCollisionObjectWrapper* body1Wrap);
41
42 virtual ~btBoxBoxCollisionAlgorithm();
43
44 virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
45 {
46 if (m_manifoldPtr && m_ownManifold)
47 {
48 manifoldArray.push_back(m_manifoldPtr);
49 }
50 }
51
52 struct CreateFunc : public btCollisionAlgorithmCreateFunc
53 {
54 virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, const btCollisionObjectWrapper* body0Wrap, const btCollisionObjectWrapper* body1Wrap)
55 {
56 int bbsize = sizeof(btBoxBoxCollisionAlgorithm);
57 void* ptr = ci.m_dispatcher1->allocateCollisionAlgorithm(bbsize);
58 return new (ptr) btBoxBoxCollisionAlgorithm(0, ci, body0Wrap, body1Wrap);
59 }
60 };
61};
62
63#endif //BT_BOX_BOX__COLLISION_ALGORITHM_H
btActivatingCollisionAlgorithm.h
btBroadphaseProxy.h
btCollisionCreateFunc.h
btDispatcher.h
btScalar
float btScalar
The btScalar type abstracts floating point numbers, to easily switch between double and single floati...
Definition: btScalar.h:314
btActivatingCollisionAlgorithm
This class is not enabled yet (work-in-progress) to more aggressively activate objects.
Definition: btActivatingCollisionAlgorithm.h:23
btAlignedObjectArray< btPersistentManifold * >
btAlignedObjectArray::push_back
void push_back(const T &_Val)
Definition: btAlignedObjectArray.h:257
btBoxBoxCollisionAlgorithm
box-box collision detection
Definition: btBoxBoxCollisionAlgorithm.h:28
btBoxBoxCollisionAlgorithm::m_manifoldPtr
btPersistentManifold * m_manifoldPtr
Definition: btBoxBoxCollisionAlgorithm.h:30
btBoxBoxCollisionAlgorithm::calculateTimeOfImpact
virtual btScalar calculateTimeOfImpact(btCollisionObject *body0, btCollisionObject *body1, const btDispatcherInfo &dispatchInfo, btManifoldResult *resultOut)
Definition: btBoxBoxCollisionAlgorithm.cpp:76
btBoxBoxCollisionAlgorithm::getAllContactManifolds
virtual void getAllContactManifolds(btManifoldArray &manifoldArray)
Definition: btBoxBoxCollisionAlgorithm.h:44
btBoxBoxCollisionAlgorithm::btBoxBoxCollisionAlgorithm
btBoxBoxCollisionAlgorithm(const btCollisionAlgorithmConstructionInfo &ci)
Definition: btBoxBoxCollisionAlgorithm.h:33
btBoxBoxCollisionAlgorithm::m_ownManifold
bool m_ownManifold
Definition: btBoxBoxCollisionAlgorithm.h:29
btBoxBoxCollisionAlgorithm::~btBoxBoxCollisionAlgorithm
virtual ~btBoxBoxCollisionAlgorithm()
Definition: btBoxBoxCollisionAlgorithm.cpp:36
btBoxBoxCollisionAlgorithm::processCollision
virtual void processCollision(const btCollisionObjectWrapper *body0Wrap, const btCollisionObjectWrapper *body1Wrap, const btDispatcherInfo &dispatchInfo, btManifoldResult *resultOut)
Definition: btBoxBoxCollisionAlgorithm.cpp:45
btCollisionAlgorithm
btCollisionAlgorithm is an collision interface that is compatible with the Broadphase and btDispatche...
Definition: btCollisionAlgorithm.h:54
btCollisionObject
btCollisionObject can be used to manage collision detection objects.
Definition: btCollisionObject.h:51
btDispatcher::allocateCollisionAlgorithm
virtual void * allocateCollisionAlgorithm(int size)=0
btManifoldResult
btManifoldResult is a helper class to manage contact results.
Definition: btManifoldResult.h:48
btPersistentManifold
btPersistentManifold is a contact point cache, it stays persistent as long as objects are overlapping...
Definition: btPersistentManifold.h:65
btBoxBoxCollisionAlgorithm::CreateFunc
Definition: btBoxBoxCollisionAlgorithm.h:53
btBoxBoxCollisionAlgorithm::CreateFunc::CreateCollisionAlgorithm
virtual btCollisionAlgorithm * CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo &ci, const btCollisionObjectWrapper *body0Wrap, const btCollisionObjectWrapper *body1Wrap)
Definition: btBoxBoxCollisionAlgorithm.h:54
btCollisionAlgorithmConstructionInfo
Definition: btCollisionAlgorithm.h:33
btCollisionAlgorithmConstructionInfo::m_dispatcher1
btDispatcher * m_dispatcher1
Definition: btCollisionAlgorithm.h:45
btCollisionAlgorithmCreateFunc
Used by the btCollisionDispatcher to register and create instances for btCollisionAlgorithm.
Definition: btCollisionCreateFunc.h:27
btCollisionObjectWrapper
Definition: btCollisionObjectWrapper.h:18
btDispatcherInfo
Definition: btDispatcher.h:31