public void UnsubscribeFromEvent <T>(PhysicsEventCallback <T> callback) where T : IPhysicsEventData
{
Type t = typeof(T);
if (!physicsEventCallbacks.TryGetValue(t, out var set))
{
return;
}
set.Remove(callback);
}
public void SubscribeToEvent <T>(PhysicsEventCallback <T> callback) where T : IPhysicsEventData
{
Type t = typeof(T);
if (!physicsEventCallbacks.TryGetValue(t, out var set))
{
set = new HashSet <Delegate>();
physicsEventCallbacks.Add(t, set);
}
set.Add(callback);
}