private IEnumerator LoadBundleIEn(string bundleName, Action <bool, string> loadCallback)
{
//等待主Manifest清单文件加载完成
while (!ABManifestLoader.Instance.IsLoadFinish)
{
yield return(null);
}
AssetBundleItem bundleItem = _AssetBundlePool.GetBundleItem(bundleName);
// 检查是否已加载
if (_AssetBundlePool.BundleIsLoaded(bundleName))
{
loadCallback(true, bundleName);
}
// 检查是否加载中
else if (bundleItem != null && bundleItem.BundleLoadStatus == BundleLoadStatus.LOADING)
{
bundleItem.LoadCallback += loadCallback;
}
else
{
if (bundleItem == null)
{
bundleItem = _AssetBundlePool.AddBundleItem(bundleName, loadCallback);
}
else
{
bundleItem.LoadCallback += loadCallback;
}
bundleItem.BundleLoadStatus = BundleLoadStatus.LOADING;
string[] strDependeceArray = ABManifestLoader.Instance.GetAssetBundleDependce(bundleItem.BundleName);
foreach (var depend in strDependeceArray)
{
// 添加依赖项
bundleItem.abRelation.AddDependence(depend);
// 先加载所有依赖的AB包并设置被依赖关系
yield return(LoadReference(depend, bundleItem));
}
// 真正加载AB包
yield return(bundleItem.LoadAssetBundle());
}
}
