public static Int32 Evaluate(Object state, ref Boolean error) { Combat.Character character = state as Combat.Character; if (character == null) { error = true; return(0); } Rectangle camerarect = character.Engine.Camera.ScreenBounds; Combat.Stage stage = character.Engine.Stage; switch (character.CurrentFacing) { case xnaMugen.Facing.Left: return(character.GetLeftEdgePosition(true) - camerarect.Left); case xnaMugen.Facing.Right: return(camerarect.Right - character.GetRightEdgePosition(true)); default: error = true; return(0); } }