/// <summary>
/// Adds the given script as a freezer effect activated invoker
/// </summary>
/// <param name="invoker">invoker</param>
public static void AddFreezerEffectActivatedInvoker(Pickup invoker)
{
freezerEffectActivatedInvokers.Add(invoker);
foreach (UnityAction <ScreenSide, float> listener in freezerEffectActivatedListeners)
{
invoker.AddFreezerEffectActivatedListener(listener);
}
}
