bool UWorld::SweepTest(const FVector& Start, const FVector& End, const FQuat& Rot, ECollisionChannel TraceChannel, const struct FCollisionShape & CollisionShape, const struct FCollisionQueryParams& Params, const struct FCollisionResponseParams& ResponseParam) const
{
if(CollisionShape.IsNearlyZero())
{
// if extent is 0, we'll just do linetrace instead
return LineTraceTest(Start, End, TraceChannel, Params);
}
#if WITH_PHYSX
switch (CollisionShape.ShapeType)
{
case ECollisionShape::Box:
{
const PxBoxGeometry PBoxGeom( U2PVector(CollisionShape.GetBox()) );
const PxQuat PGeomRot = U2PQuat(Rot);
return GeomSweepTest(this, PBoxGeom, PGeomRot, Start, End, TraceChannel, Params, ResponseParam, FCollisionObjectQueryParams::DefaultObjectQueryParam);
}
case ECollisionShape::Sphere:
{
PxSphereGeometry PSphereGeom( CollisionShape.GetSphereRadius());
PxQuat PGeomRot = PxQuat::createIdentity();
return GeomSweepTest(this, PSphereGeom, PGeomRot, Start, End, TraceChannel, Params, ResponseParam, FCollisionObjectQueryParams::DefaultObjectQueryParam);
}
case ECollisionShape::Capsule:
{
PxCapsuleGeometry PCapsuleGeom( CollisionShape.GetCapsuleRadius(), CollisionShape.GetCapsuleAxisHalfLength() );
const PxQuat PGeomRot = ConvertToPhysXCapsuleRot(Rot);
return GeomSweepTest(this, PCapsuleGeom, PGeomRot, Start, End, TraceChannel, Params, ResponseParam, FCollisionObjectQueryParams::DefaultObjectQueryParam);
}
default:
// invalid point
ensure(false);
}
#endif //WITH_PHYSX
return false;
}
bool UWorld::SweepTestByChannel(const FVector& Start, const FVector& End, const FQuat& Rot, ECollisionChannel TraceChannel, const FCollisionShape& CollisionShape, const FCollisionQueryParams& Params /* = FCollisionQueryParams::DefaultQueryParam */, const FCollisionResponseParams& ResponseParam /* = FCollisionResponseParams::DefaultResponseParam */) const
{
if (CollisionShape.IsNearlyZero())
{
// if extent is 0, we'll just do linetrace instead
return LineTraceTestByChannel(Start, End, TraceChannel, Params, ResponseParam);
}
else
{
#if UE_WITH_PHYSICS
return GeomSweepTest(this, CollisionShape, Rot, Start, End, TraceChannel, Params, ResponseParam, FCollisionObjectQueryParams::DefaultObjectQueryParam);
#else
return false;
#endif
}
}
