private void RootRefChanged(MyHierarchyComponent target, MyHierarchyComponent oldParent, MyHierarchyComponent newParent)
{
if (!IsAuthority)
{
return;
}
using (PoolManager.Get(out List <MyTuple <MyEntity, RailwayPhysicsLinkData> > moving))
{
var oldRoot = oldParent?.Entity;
if (oldRoot != null)
{
var oldGroup = _target.Scene.GetGroup <RailwayPhysicsGroup, MyEntity>(oldRoot);
if (oldGroup != null)
{
foreach (var neighbor in oldGroup.GetNeighbors(oldRoot))
{
foreach (var link in oldGroup.GetLinks(oldRoot, neighbor))
{
moving.Add(MyTuple.Create(neighbor, link));
}
}
foreach (var link in moving)
{
_target.Scene.RemoveLink <RailwayPhysicsGroup, MyEntity, RailwayPhysicsLinkData>(oldRoot, link.Item1, link.Item2);
}
}
}
var newRoot = newParent?.Entity;
if (newRoot == null)
{
return;
}
foreach (var link in moving)
{
_target.Scene.AddLink <RailwayPhysicsGroup, MyEntity, RailwayPhysicsLinkData>(newRoot, link.Item1,
link.Item2);
}
}
}
private void LinkNeighbors()
{
using (PoolManager.Get(out HashSet <RailPhysicsNode> neighborsForRemoval))
{
PhysicsNode.GetNeighbors(neighborsForRemoval);
if (_controllerJunction != null)
{
foreach (var edge in _controllerJunction.Edges)
{
var neighbor = edge.Owner?.Container?.Get <IRailPhysicsComponent>()?.PhysicsNode;
if (neighbor != null && !neighborsForRemoval.Remove(neighbor))
{
PhysicsNode.Link(neighbor);
}
}
}
foreach (var neighbor in neighborsForRemoval)
{
PhysicsNode.Unlink(neighbor);
}
}
}
