private void DeleteActor(PhysX.RigidActor oldActor, PhysicsShape oldShape, bool wasPhysical, DeleteActorFlags flags)
{
if (oldActor != null)
{
if (_touchCounts.IsValueCreated)
{
SendCollisionEndToContactedObjects();
_touchCounts.Value.Clear();
}
_scene.ForEachCharacter((PhysxCharacter character) =>
{
character.InvalidateControllerCacheIfContacting(this);
}
);
_scene.SceneImpl.RemoveActor(oldActor);
oldActor.Dispose();
if ((flags & DeleteActorFlags.DestroyPrimaryMaterial) != 0)
{
_properties.PhysxMaterial.CheckedDispose();
}
if ((flags & DeleteActorFlags.DestroyChildMaterials) != 0)
{
//also dispose child prim materials
foreach (PhysxPrim prim in _childShapes.Keys)
{
prim._properties.PhysxMaterial.CheckedDispose();
}
}
//unref our old shape
if (oldShape != null)
{
_scene.MeshingStageImpl.UnrefShape(oldShape, wasPhysical);
if ((flags & DeleteActorFlags.UnrefChildShapes) != 0)
{
//unref child shapes
foreach (RelatedShapes childShapes in _childShapes.Values)
{
_scene.MeshingStageImpl.UnrefShape(childShapes.ChildShape, wasPhysical);
}
}
}
//everyone watching us for delete should be informed
Action<PhysxPrim> onDel = this.OnDeleted;
if (onDel != null)
{
onDel(this);
foreach (Action<PhysxPrim> act in onDel.GetInvocationList())
{
onDel -= act;
}
}
if (_primsBeingWatchedForDeletes.IsValueCreated)
{
foreach (var prim in _primsBeingWatchedForDeletes.Value)
{
prim.OnDeleted -= new Action<PhysxPrim>(other_OnDeleted);
}
_primsBeingWatchedForDeletes = new Lazy<List<PhysxPrim>>();
}
//no matter if we're unreffing or not, the actual child shape list is now invalid becase
//these shapes were part of our old physx actor
_childShapes.Clear();
_shapeToPrimIndex.Clear();
_primaryShapes.Clear();
}
}
private void AssignActor(PhysX.RigidActor myActor, PhysicsShape newShape, bool isPhysical, DeleteActorFlags flags)
{
PhysX.RigidActor oldActor = _actor;
PhysicsShape oldShape = null;
if (newShape != null)
{
oldShape = _myShape;
_myShape = newShape;
}
_actor = myActor;
if (_actor != null && _actor is PhysX.RigidDynamic)
{
_dynActor = (PhysX.RigidDynamic)_actor;
CacheMassData();
}
else
{
_dynActor = null;
}
bool wasPhysical = _isPhysical;
_isPhysical = isPhysical;
if (HasActor) _scene.SceneImpl.AddActor(_actor); //add to physx scene
this.DeleteActor(oldActor, oldShape, wasPhysical, flags);
if (_actor != null)
{
_actor.UserData = this;
this.IndexAndConfigurePrimaryShapes();
}
ClearForcesAndSendUpdate();
ChangeGravityIfNeeded();
}
