/// <summary>
/// pos位置坐标
/// index只的是克隆的第几个物体
/// newLevel判断是否是新关卡
/// </summary>
/// <param name="index"></param>
/// <param name="newLevel"></param>
/// <param name="up"></param>
Transform CloneGrah(int pos)
{
StarManager clone = Instantiate(chapter[pos % chapter.Count], group);
clone.transform.localScale = Vector3.one;
clone.GetComponent <RectTransform> ().anchoredPosition = new Vector2(0, pos * 1280 + (contentOffset + startOffset));
clone.GetComponent <StarManager> ().SetStarBg(GetBgUrl(pos % chapter.Count), graphBg[pos % graphBg.Count]);
clone.GetComponent <StarManager> ().SetButtonState(pos == Prefs.unlockedWorld);
return(clone.transform);
}