/// <summary>
/// Called when the layer changes (actor is added or removed).
/// </summary>
private void Value_ListChanged(object sender, ObservableListChangedEventArgs <Actor> e)
{
SceneTree.BasicListChanged(this, e);
}
/// <summary>
/// Called when the layer changes (actor is added or removed).
/// </summary>
private void Value_ListChanged(object sender, ObservableListChangedEventArgs <Actor> e)
{
SceneTree.BasicListChanged(this, e);
}