/// <summary>
/// Disposes of all elements in _sceneResources
/// </summary>
public virtual void Dispose()
{
_frameTimer.Cancel();
_graphicsDevice.WaitForIdle();
foreach (var child in _allChildren)
{
child.Dispose();
}
_allChildren.Clear();
_frameTimer.Dispose();
_factory.DisposeCollector.DisposeAll();
_graphicsDevice.WaitForIdle();
_graphicsDevice.Dispose();
_contextWindow.Close();
}