protected override IEnumerator PerformTask(AsyncLoadingTask task, ABRefOut output)
{
yield return(null);
SimAssetBundle abRef;
if (m_AllAssetBundles.TryGetValue(task.assetbundleName, out abRef))
{
abRef.loaded = true;
abRef.SetAllowUnload(task.allowUnload);
output.abRef = abRef;
output.md5 = "";
}
}
/// <summary> /// 资源从磁盘载入 /// </summary> protected abstract IEnumerator PerformTask(AsyncLoadingTask task, ABRefOut output);
protected override IEnumerator PerformTask(AsyncLoadingTask task, ABRefOut output)
{
string suitPath = "";
string abName = task.assetbundleName;
if (!task.forcedStreaming)
{
suitPath = Path.Combine(bundleRootPath, abName);
}
if (!File.Exists(suitPath))
{
suitPath = Path.Combine(streamingRootPath, abName);
}
if (!suitPath.Contains("://"))
{
if (suitPath.Contains(":"))
{
suitPath = "file:///" + suitPath;
}
else
{
suitPath = "file://" + suitPath;
}
}
WWW www = new WWW(suitPath);
yield return(www);
if (www.error == null)
{
// 把资源缓存到persistentDataPath
output.transfer = new AssetsTransfer(www.bytes, Path.Combine(bundleRootPath, abName));
if (task.needMD5)
{
output.md5 = CMD5.MD5Data(www.bytes);
}
AssetBundle ab = www.assetBundle;
if (ab != null)
{
//// 资源是一个AssetBundle，获取Bundle里的所有Assets, 保存
//AssetBundleRequest abReq = ab.LoadAllAssetsAsync();
//while (!abReq.isDone) {
// if (progressView && progressView.gameObject.activeInHierarchy) {
// progressView.value = abReq.progress;
// }
// yield return 1;
//}
//if (progressView && progressView.gameObject.activeInHierarchy) {
// progressView.value = 1;
//}
if (output.abRef == null)
{
output.abRef = new AssetBundleRef(abName, ab, task.allowUnload);
}
else
{
var abRef = output.abRef as AssetBundleRef;
abRef.Init(abName, ab, task.allowUnload);
}
}
}
}
