protected override CCAction reverseImpl()
        {
            CC3MoveBy act = new CC3MoveBy(_duration, _positionDelta * -1, _masks);

            return(act);
        }
        protected override CCAction copyImpl()
        {
            CC3MoveBy act = new CC3MoveBy(this.duration, _positionDelta, _masks);

            return(act);
        }