/// <summary> /// 渐变 /// </summary> /// <param name="graphic"></param> /// <param name="duration"></param> /// <param name="to"></param> /// <returns></returns> public static ActionInterval CCFadeTo(this Graphic graphic, float duration, float to = 1) { to = Mathf.Clamp01(to); return(graphic.CCColorTo(duration, new Color(graphic.color.r, graphic.color.g, graphic.color.b, to))); }