btConvex2dConvex2dAlgorithm Class Reference

#include <btConvex2dConvex2dAlgorithm.h>

Inheritance diagram for btConvex2dConvex2dAlgorithm:

List of all members.

Classes
struct	CreateFunc
Public Member Functions
	btConvex2dConvex2dAlgorithm (btPersistentManifold *mf, const btCollisionAlgorithmConstructionInfo &ci, btCollisionObject *body0, btCollisionObject *body1, btSimplexSolverInterface *simplexSolver, btConvexPenetrationDepthSolver *pdSolver, int numPerturbationIterations, int minimumPointsPerturbationThreshold)
virtual	~btConvex2dConvex2dAlgorithm ()
virtual void	processCollision (btCollisionObject *body0, btCollisionObject *body1, const btDispatcherInfo &dispatchInfo, btManifoldResult *resultOut)
virtual btScalar	calculateTimeOfImpact (btCollisionObject *body0, btCollisionObject *body1, const btDispatcherInfo &dispatchInfo, btManifoldResult *resultOut)
virtual void	getAllContactManifolds (btManifoldArray &manifoldArray)
void	setLowLevelOfDetail (bool useLowLevel)
const btPersistentManifold *	getManifold ()

---

Detailed Description

The convex2dConvex2dAlgorithm collision algorithm support 2d collision detection for btConvex2dShape Currently it requires the btMinkowskiPenetrationDepthSolver, it has support for 2d penetration depth computation

Definition at line 33 of file btConvex2dConvex2dAlgorithm.h.

---

Constructor & Destructor Documentation

btConvex2dConvex2dAlgorithm::btConvex2dConvex2dAlgorithm	(	btPersistentManifold *	mf,
		const btCollisionAlgorithmConstructionInfo &	ci,
		btCollisionObject *	body0,
		btCollisionObject *	body1,
		btSimplexSolverInterface *	simplexSolver,
		btConvexPenetrationDepthSolver *	pdSolver,
		int	numPerturbationIterations,
		int	minimumPointsPerturbationThreshold
	)

Definition at line 60 of file btConvex2dConvex2dAlgorithm.cpp.

Referenced by btConvex2dConvex2dAlgorithm::CreateFunc::CreateCollisionAlgorithm().

btConvex2dConvex2dAlgorithm::~btConvex2dConvex2dAlgorithm

(

)

[virtual]

Definition at line 77 of file btConvex2dConvex2dAlgorithm.cpp.

References btCollisionAlgorithm::m_dispatcher, and btDispatcher::releaseManifold().

---

Member Function Documentation

btScalar btConvex2dConvex2dAlgorithm::calculateTimeOfImpact	(	btCollisionObject *	body0,
		btCollisionObject *	body1,
		const btDispatcherInfo &	dispatchInfo,
		btManifoldResult *	resultOut
	)		[virtual]

Rather then checking ALL pairs, only calculate TOI when motion exceeds threshold

Linear motion for one of objects needs to exceed m_ccdSquareMotionThreshold col0->m_worldTransform,

Convex0 against sphere for Convex1

Simplification, one object is simplified as a sphere

Sphere (for convex0) against Convex1

Simplification, one object is simplified as a sphere

Implements btCollisionAlgorithm.

Definition at line 156 of file btConvex2dConvex2dAlgorithm.cpp.

References btGjkConvexCast::calcTimeOfImpact().

virtual void btConvex2dConvex2dAlgorithm::getAllContactManifolds

(

btManifoldArray &

manifoldArray

)

[inline, virtual]

should we use m_ownManifold to avoid adding duplicates?

Implements btCollisionAlgorithm.

Definition at line 57 of file btConvex2dConvex2dAlgorithm.h.

References btAlignedObjectArray< T >::push_back().

const btPersistentManifold* btConvex2dConvex2dAlgorithm::getManifold

(

)

[inline]

Definition at line 68 of file btConvex2dConvex2dAlgorithm.h.

void btConvex2dConvex2dAlgorithm::processCollision	(	btCollisionObject *	body0,
		btCollisionObject *	body1,
		const btDispatcherInfo &	dispatchInfo,
		btManifoldResult *	resultOut
	)		[virtual]

Implements btCollisionAlgorithm.

Definition at line 99 of file btConvex2dConvex2dAlgorithm.cpp.

References btGjkPairDetector::getClosestPoints(), btDispatcher::getNewManifold(), btDispatcherInfo::m_debugDraw, btCollisionAlgorithm::m_dispatcher, btDiscreteCollisionDetectorInterface::ClosestPointInput::m_maximumDistanceSquared, btDiscreteCollisionDetectorInterface::ClosestPointInput::m_stackAlloc, btDispatcherInfo::m_stackAllocator, btDiscreteCollisionDetectorInterface::ClosestPointInput::m_transformA, btDiscreteCollisionDetectorInterface::ClosestPointInput::m_transformB, btManifoldResult::refreshContactPoints(), btGjkPairDetector::setMinkowskiA(), btGjkPairDetector::setMinkowskiB(), and btManifoldResult::setPersistentManifold().

void btConvex2dConvex2dAlgorithm::setLowLevelOfDetail

(

bool

useLowLevel

)

Definition at line 86 of file btConvex2dConvex2dAlgorithm.cpp.

---

The documentation for this class was generated from the following files:

• btConvex2dConvex2dAlgorithm.h
• btConvex2dConvex2dAlgorithm.cpp