Method findActorPair

physx/source/simulationcontroller/src/ScNPhaseCore.cpp:1006–1065

}

Sc::ActorPair* Sc::NPhaseCore::findActorPair(ShapeSim* s0, ShapeSim* s1, Ps::IntBool isReportPair)
{
	PX_ASSERT(!(s0->getFlags() & PxShapeFlag::eTRIGGER_SHAPE)
		   && !(s1->getFlags() & PxShapeFlag::eTRIGGER_SHAPE));
	// This method is only for the case where a ShapeInteraction is going to be created.
	// Else we might create an ActorPair that does not get referenced and causes a mem leak.
	
	BodyPairKey key;

	RigidSim* aLess = &s0->getRbSim();
	RigidSim* aMore = &s1->getRbSim();

	if(aLess->getRigidID() > aMore->getRigidID())
		Ps::swap(aLess, aMore);

	key.mSim0 = aLess->getRigidID();
	key.mSim1 = aMore->getRigidID();

	Sc::ActorPair*& actorPair = mActorPairMap[key];
	
	//PX_ASSERT(actorPair == NULL || actorPair->getRefCount() > 0);
	if(actorPair == NULL)
	{
		if(!isReportPair)
			actorPair = mActorPairPool.construct();
		else
			actorPair = mActorPairReportPool.construct(s0->getRbSim(), s1->getRbSim());
	}

	Ps::IntBool actorPairHasReports = actorPair->isReportPair();

	if(!isReportPair || actorPairHasReports)
		return actorPair;
	else
	{
		PxU32 size = aLess->getActorInteractionCount();
		Interaction** interactions = aLess->getActorInteractions();
		
		ActorPairReport* actorPairReport = mActorPairReportPool.construct(s0->getRbSim(), s1->getRbSim());
		actorPairReport->convert(*actorPair);

		while(size--)
		{
			Interaction* interaction = *interactions++;
			if((&interaction->getActorSim0() == aMore) || (&interaction->getActorSim1() == aMore))
			{
				PX_ASSERT(((&interaction->getActorSim0() == aLess) || (&interaction->getActorSim1() == aLess)));

				if(interaction->getType() == InteractionType::eOVERLAP)
				{
					ShapeInteraction* si = static_cast<ShapeInteraction*>(interaction);
					if(si->getActorPair() != NULL)
						si->setActorPair(*actorPairReport);
				}
			}
		}
		actorPair = actorPairReport;
	}