/// <summary>
        /// 获取ab相关依赖。getAll 要不要排除大厅公用。yzs
        /// </summary>
        /// <param name="abname"></param>
        /// <param name="getAll">true 不要排除,false 要排除</param>
        /// <returns></returns>
        public string[] GetAllDependencies(string abname, bool getAll = true)
        {
            if (!manifestMap.ContainsKey(abname))
            {
                if (!manifestMap.ContainsKey(AppConst.LoadAssetBundlePath))
                {
                    byte[] stream = null;
                    if ("".Equals(AppConst.LoadAssetBundlePath))
                    {
                        stream = File.ReadAllBytes(Util.DataPath + AppConst.AssetDir);
                    }
                    else if (AppConst.DebugMode)
                    {
                        stream = File.ReadAllBytes(Util.DataPath + AppConst.LoadAssetBundlePath + AppConst.dirSep + AppConst.LoadAssetBundlePath);
                    }
                    else
                    {
                        stream = File.ReadAllBytes(Util.DataPath + AppConst.LoadAssetBundlePath);
                    }
                    assetbundle = AssetBundle.LoadFromMemory(stream);
                    manifestMap[AppConst.LoadAssetBundlePath] = assetbundle.LoadAsset <AssetBundleManifest>("AssetBundleManifest");
                    stream = null;
                }
                manifestMap[abname] = manifestMap[AppConst.LoadAssetBundlePath];
            }
            AssetBundleManifest abm = manifestMap[abname];

            if (abm == null)
            {
                Util.LogError("Cannot find abname= " + abname + "  AssetBundleManifest= " + AppConst.LoadAssetBundlePath);
                return(new string[0]);
            }
            if (getAll || abm.Equals(manifest))
            {
                return(abm.GetAllDependencies(abname));
            }
            //排除大厅,,,想了想,,,其实没啥用。。大厅重新加载ab时候检查 关联文件那个方法我挪到 if外面。。每次都检查一下关联有没有掉了的。了事。。
            string[]      md     = manifest.GetAllAssetBundles();
            string[]      td     = abm.GetAllDependencies(abname);
            List <string> reList = new List <string>();
            string        s;

            for (int i = 0; i < td.Length; ++i)
            {
                s = td[i];
                if (System.Array.IndexOf(md, s) == -1)
                {
                    reList.Add(s);
                }
            }
            return(reList.ToArray());
        }