public void Update(EntityPlayer player)
{
var current = new HashSet <string>(player.GetCarried()
.Select(carried => carried.Behavior?.Slots[carried.Slot]?.Animation)
.Where(animation => (animation != null)));
var added = current.Except(_previous);
var removed = _previous.Except(current);
foreach (var anim in added)
{
player.StartAnimation(anim);
}
foreach (var anim in removed)
{
player.StopAnimation(anim);
}
_previous = current;
}