/// <summary>
/// removes the global manager object
/// </summary>
/// <returns>The global manager.</returns>
/// <param name="manager">Manager.</param>
public static void unregisterGlobalManager(GlobalManager manager)
{
_instance._globalManagers.remove(manager);
}
/// <summary>
/// adds a global manager object that will have its update method called each frame before Scene.update is called
/// </summary>
/// <returns>The global manager.</returns>
/// <param name="manager">Manager.</param>
public static void registerGlobalManager(GlobalManager manager)
{
_instance._globalManagers.add(manager);
}
