public static void CleanUpLookReferences(Look deletedLook, Sprite selectedSprite)
{
foreach (var script in selectedSprite.Scripts)
{
foreach (var brick in script.Bricks)
{
if (brick is SetLookBrick)
{
var setLookBrick = brick as SetLookBrick;
if (ReferenceEquals(setLookBrick.Value, deletedLook))
setLookBrick.Value = null;
}
}
}
}