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Fix crash when physics actor contact is lost with another actor

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This commit is contained in:
Ari Vuollet
2023-10-14 02:34:15 +03:00
parent 1a5606a45c
commit 8548df4a1b
1 changed files with 5 additions and 6 deletions
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11
Source/Engine/Physics/PhysX/SimulationEventCallbackPhysX.cpp
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@@ -132,7 +132,8 @@ void SimulationEventCallback::onContact(const PxContactPairHeader& pairHeader, c
const PxReal* impulses = pair.contactImpulses;
//const PxU32 flippedContacts = (pair.flags & PxContactPairFlag::eINTERNAL_CONTACTS_ARE_FLIPPED);
const PxU32 hasImpulses = (pair.flags & PxContactPairFlag::eINTERNAL_HAS_IMPULSES);
const bool hasImpulses = pair.flags.isSet(PxContactPairFlag::eINTERNAL_HAS_IMPULSES);
const bool hasPostVelocities = !pair.flags.isSet(PxContactPairFlag::eACTOR_PAIR_LOST_TOUCH);
PxU32 nbContacts = 0;
PxVec3 totalImpulse(0.0f);
@@ -166,7 +167,8 @@ void SimulationEventCallback::onContact(const PxContactPairHeader& pairHeader, c
}
// Extract velocities
if (j.nextItemSet())
c.ThisVelocity = c.OtherVelocity = Vector3::Zero;
if (hasPostVelocities && j.nextItemSet())
{
ASSERT(j.contactPairIndex == pairIndex);
if (j.postSolverVelocity)
@@ -177,10 +179,6 @@ void SimulationEventCallback::onContact(const PxContactPairHeader& pairHeader, c
c.ThisVelocity = P2C(linearVelocityActor0);
c.OtherVelocity = P2C(linearVelocityActor1);
}
else
{
c.ThisVelocity = c.OtherVelocity = Vector3::Zero;
}
}
c.ContactsCount = nbContacts;
@@ -195,6 +193,7 @@ void SimulationEventCallback::onContact(const PxContactPairHeader& pairHeader, c
RemovedCollisions.Add(c);
}
}
ASSERT(!j.nextItemSet());
}
void SimulationEventCallback::onTrigger(PxTriggerPair* pairs, PxU32 count)