The bt32BitAxisSweep3 allows higher precision quantization and more objects compared to the btAxisSweep3 sweep and prune. More...

#include <btAxisSweep3.h>

Inheritance diagram for bt32BitAxisSweep3:

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Collaboration diagram for bt32BitAxisSweep3:

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Public Member Functions
	bt32BitAxisSweep3 (const btVector3 &worldAabbMin, const btVector3 &worldAabbMax, unsigned int maxHandles=1500000, btOverlappingPairCache *pairCache=0, bool disableRaycastAccelerator=false)

Public Member Functions inherited from btAxisSweep3Internal< unsigned int >
	BT_DECLARE_ALIGNED_ALLOCATOR ()

	btAxisSweep3Internal (const btVector3 &worldAabbMin, const btVector3 &worldAabbMax, unsigned int handleMask, unsigned int handleSentinel, unsigned int maxHandles=16384, btOverlappingPairCache *pairCache=0, bool disableRaycastAccelerator=false)

virtual	~btAxisSweep3Internal ()

unsigned int	getNumHandles () const

virtual void	calculateOverlappingPairs (btDispatcher *dispatcher)
	calculateOverlappingPairs is optional: incremental algorithms (sweep and prune) might do it during the set aabb

unsigned int	addHandle (const btVector3 &aabbMin, const btVector3 &aabbMax, void pOwner, int collisionFilterGroup, int collisionFilterMask, btDispatcher dispatcher)

void	removeHandle (unsigned int handle, btDispatcher *dispatcher)

void	updateHandle (unsigned int handle, const btVector3 &aabbMin, const btVector3 &aabbMax, btDispatcher *dispatcher)

Handle *	getHandle (unsigned int index) const

virtual void	resetPool (btDispatcher *dispatcher)
	reset broadphase internal structures, to ensure determinism/reproducability

void	processAllOverlappingPairs (btOverlapCallback *callback)

virtual btBroadphaseProxy *	createProxy (const btVector3 &aabbMin, const btVector3 &aabbMax, int shapeType, void userPtr, int collisionFilterGroup, int collisionFilterMask, btDispatcher dispatcher)

virtual void	destroyProxy (btBroadphaseProxy proxy, btDispatcher dispatcher)

virtual void	setAabb (btBroadphaseProxy proxy, const btVector3 &aabbMin, const btVector3 &aabbMax, btDispatcher dispatcher)

virtual void	getAabb (btBroadphaseProxy *proxy, btVector3 &aabbMin, btVector3 &aabbMax) const

virtual void	rayTest (const btVector3 &rayFrom, const btVector3 &rayTo, btBroadphaseRayCallback &rayCallback, const btVector3 &aabbMin=btVector3(0, 0, 0), const btVector3 &aabbMax=btVector3(0, 0, 0))

virtual void	aabbTest (const btVector3 &aabbMin, const btVector3 &aabbMax, btBroadphaseAabbCallback &callback)

void	quantize (unsigned int *out, const btVector3 &point, int isMax) const

void	unQuantize (btBroadphaseProxy *proxy, btVector3 &aabbMin, btVector3 &aabbMax) const
	unQuantize should be conservative: aabbMin/aabbMax should be larger then 'getAabb' result

bool	testAabbOverlap (btBroadphaseProxy proxy0, btBroadphaseProxy proxy1)

btOverlappingPairCache *	getOverlappingPairCache ()

const btOverlappingPairCache *	getOverlappingPairCache () const

void	setOverlappingPairUserCallback (btOverlappingPairCallback *pairCallback)

const btOverlappingPairCallback *	getOverlappingPairUserCallback () const

virtual void	getBroadphaseAabb (btVector3 &aabbMin, btVector3 &aabbMax) const
	getAabb returns the axis aligned bounding box in the 'global' coordinate frame will add some transform later

virtual void	printStats ()

Public Member Functions inherited from btBroadphaseInterface
virtual	~btBroadphaseInterface ()

Additional Inherited Members
Protected Member Functions inherited from btAxisSweep3Internal< unsigned int >
unsigned int	allocHandle ()

void	freeHandle (unsigned int handle)

bool	testOverlap2D (const Handle pHandleA, const Handle pHandleB, int axis0, int axis1)

void	sortMinDown (int axis, unsigned int edge, btDispatcher *dispatcher, bool updateOverlaps)

void	sortMinUp (int axis, unsigned int edge, btDispatcher *dispatcher, bool updateOverlaps)

void	sortMaxDown (int axis, unsigned int edge, btDispatcher *dispatcher, bool updateOverlaps)

void	sortMaxUp (int axis, unsigned int edge, btDispatcher *dispatcher, bool updateOverlaps)

Protected Attributes inherited from btAxisSweep3Internal< unsigned int >
unsigned int	m_bpHandleMask

unsigned int	m_handleSentinel

btVector3	m_worldAabbMin

btVector3	m_worldAabbMax

btVector3	m_quantize

unsigned int	m_numHandles

unsigned int	m_maxHandles

Handle *	m_pHandles

unsigned int	m_firstFreeHandle

Edge *	m_pEdges [3]

void *	m_pEdgesRawPtr [3]

btOverlappingPairCache *	m_pairCache

btOverlappingPairCallback *	m_userPairCallback
	btOverlappingPairCallback is an additional optional user callback for adding/removing overlapping pairs, similar interface to btOverlappingPairCache.

bool	m_ownsPairCache

int	m_invalidPair

btDbvtBroadphase *	m_raycastAccelerator
	additional dynamic aabb structure, used to accelerate ray cast queries.

btOverlappingPairCache *	m_nullPairCache

Detailed Description

The bt32BitAxisSweep3 allows higher precision quantization and more objects compared to the btAxisSweep3 sweep and prune.

This comes at the cost of more memory per handle, and a bit slower performance. It uses arrays rather then lists for storage of the 3 axis.

Definition at line 42 of file btAxisSweep3.h.

Constructor & Destructor Documentation

◆ bt32BitAxisSweep3()

bt32BitAxisSweep3::bt32BitAxisSweep3	(	const btVector3 &	worldAabbMin,
		const btVector3 &	worldAabbMax,
		unsigned int	maxHandles = `1500000`,
		btOverlappingPairCache *	pairCache = `0`,
		bool	disableRaycastAccelerator = `false`
	)

Definition at line 28 of file btAxisSweep3.cpp.

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

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ bt32BitAxisSweep3()