Blender: btSimulationIslandManager Class Reference

Blender V2.61 - r43446

SimulationIslandManager creates and handles simulation islands, using btUnionFind. More...

#include <btSimulationIslandManager.h>

List of all members.

Classes
struct	IslandCallback
Public Member Functions
	btSimulationIslandManager ()
virtual	~btSimulationIslandManager ()
void	initUnionFind (int n)
btUnionFind &	getUnionFind ()
virtual void	updateActivationState (btCollisionWorld colWorld, btDispatcher dispatcher)
virtual void	storeIslandActivationState (btCollisionWorld *world)
void	findUnions (btDispatcher dispatcher, btCollisionWorld colWorld)
void	buildAndProcessIslands (btDispatcher dispatcher, btCollisionWorld collisionWorld, IslandCallback *callback)
void	buildIslands (btDispatcher dispatcher, btCollisionWorld colWorld)
bool	getSplitIslands ()
void	setSplitIslands (bool doSplitIslands)

Detailed Description

SimulationIslandManager creates and handles simulation islands, using btUnionFind.

Definition at line 31 of file btSimulationIslandManager.h.

Constructor & Destructor Documentation

btSimulationIslandManager::btSimulationIslandManager ( )

Definition at line 28 of file btSimulationIslandManager.cpp.

btSimulationIslandManager::~btSimulationIslandManager ( ) [virtual]

Definition at line 33 of file btSimulationIslandManager.cpp.

Referenced by btDiscreteDynamicsWorld::~btDiscreteDynamicsWorld().

Member Function Documentation

void btSimulationIslandManager::buildAndProcessIslands	(	btDispatcher *	dispatcher,
		btCollisionWorld *	collisionWorld,
		IslandCallback *	callback
	)

Todo:: : this is random access, it can be walked 'cache friendly'!

Process the actual simulation, only if not sleeping/deactivated

Definition at line 349 of file btSimulationIslandManager.cpp.

References BT_PROFILE, buildIslands(), btCollisionWorld::getCollisionObjectArray(), btUnionFind::getElement(), btDispatcher::getInternalManifoldPointer(), getIslandId(), btUnionFind::getNumElements(), btDispatcher::getNumManifolds(), getUnionFind(), i, btElement::m_id, btElement::m_sz, btSimulationIslandManager::IslandCallback::ProcessIsland(), btAlignedObjectArray< T >::push_back(), btAlignedObjectArray< T >::quickSort(), btAlignedObjectArray< T >::resize(), and btAlignedObjectArray< T >::size().

Referenced by btDiscreteDynamicsWorld::solveConstraints().

void btSimulationIslandManager::buildIslands	(	btDispatcher *	dispatcher,
		btCollisionWorld *	colWorld
	)

Todo:: : check sleeping conditions!

Definition at line 200 of file btSimulationIslandManager.cpp.

References ACTIVE_TAG, BT_PROFILE, btAssert, DISABLE_DEACTIVATION, btCollisionWorld::getCollisionObjectArray(), btUnionFind::getElement(), btDispatcher::getManifoldByIndexInternal(), btUnionFind::getNumElements(), btDispatcher::getNumManifolds(), getUnionFind(), i, ISLAND_SLEEPING, btElement::m_id, btElement::m_sz, btDispatcher::needsResponse(), btAlignedObjectArray< T >::push_back(), btAlignedObjectArray< T >::resize(), btUnionFind::sortIslands(), and WANTS_DEACTIVATION.

Referenced by buildAndProcessIslands().

void btSimulationIslandManager::findUnions	(	btDispatcher *	dispatcher,
		btCollisionWorld *	colWorld
	)

Definition at line 44 of file btSimulationIslandManager.cpp.

References btOverlappingPairCache::getNumOverlappingPairs(), btOverlappingPairCache::getOverlappingPairArrayPtr(), btCollisionWorld::getPairCache(), i, and btUnionFind::unite().

Referenced by updateActivationState().

bool btSimulationIslandManager::getSplitIslands ( ) [inline]

Definition at line 69 of file btSimulationIslandManager.h.

btUnionFind& btSimulationIslandManager::getUnionFind ( ) [inline]

Definition at line 48 of file btSimulationIslandManager.h.

Referenced by buildAndProcessIslands(), buildIslands(), and btDiscreteDynamicsWorld::calculateSimulationIslands().

void btSimulationIslandManager::initUnionFind ( int n )

Definition at line 38 of file btSimulationIslandManager.cpp.

References btUnionFind::reset().

Referenced by updateActivationState().

void btSimulationIslandManager::setSplitIslands ( bool doSplitIslands ) [inline]

Definition at line 73 of file btSimulationIslandManager.h.

void btSimulationIslandManager::storeIslandActivationState ( btCollisionWorld * world ) [virtual]

Definition at line 149 of file btSimulationIslandManager.cpp.

References btUnionFind::find(), btCollisionWorld::getCollisionObjectArray(), i, and btAlignedObjectArray< T >::size().

Referenced by btDiscreteDynamicsWorld::calculateSimulationIslands().

void btSimulationIslandManager::updateActivationState	(	btCollisionWorld *	colWorld,
		btDispatcher *	dispatcher
	)		`[virtual]`

Definition at line 124 of file btSimulationIslandManager.cpp.

References findUnions(), btCollisionWorld::getCollisionObjectArray(), i, initUnionFind(), and btAlignedObjectArray< T >::size().

Referenced by btDiscreteDynamicsWorld::calculateSimulationIslands().

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