IEnumerator LoadTask(AysnLoadTask task)
{
yield return(null);
WWW www = new WWW("File://" + task.absolutePath);
yield return(www);
if (www.error == null)
{
AssetBundle ab = www.assetBundle;
Object obj = ab.LoadAsset(task.name);
mDicPool.Add(task.path, obj);
ab.Unload(false);
}
else
{
Debug.LogError("load error:" + www.error + " " + task.absolutePath);
}
if (mListLoading.Contains(task.path))
{
mListLoading.Remove(task.path);
}
www.Dispose();
www = null;
}
/// <summary>
/// 获取图片资源
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public Texture2D GetTexture2D(string path)
{
if (mDicPool.ContainsKey(path))//已经在缓存中存在了
{
return(mDicPool[path] as Texture2D);
}
if (IResManager.ResDebug) //调试模式下直接下载
{
Texture2D texture2D = Resources.Load(path, typeof(Texture2D)) as Texture2D;
mDicPool.Add(path, texture2D);
return(texture2D);
}
//缓存不存在 那么看看是否在加载队列中
if (mListLoading.Contains(path))
{
return(null);
}
//加载
DBVersionEnum versionEnum = DBVersionManager.CompareVersion(path);
int index = path.LastIndexOf("/") + 1;
string name = path.Substring(index, path.Length - index);
if (versionEnum == DBVersionEnum.None)
{ //本地已经是最新的,那么从本地加载
AysnLoadTask task = new AysnLoadTask();
task.name = name;
task.path = path;
task.absolutePath = LocalUrl + "/" + path;
mListLoading.Add(path);
mLoadingTask.Add(task);
}
else //从服务器加载
{
Texture2DMsg texture2DMsg = new Texture2DMsg();
texture2DMsg.name = path.Substring(index, path.Length - index);
texture2DMsg.versionEnum = versionEnum;
texture2DMsg.path = path;
texture2DMsg.absolutePath = ResUrl + "/" + path;
texture2DMsg.localPath = LocalUrl + "/" + path;
texture2DMsg.SetUrl(texture2DMsg.absolutePath);
CThreadManager.GetInstance().PushMsg(enumThreadID.enumThread_Web, texture2DMsg);
mListLoading.Add(path);
}
return(null);
}
IEnumerator Run()
{
while (true)
{
if (mLoadingTask.Count > 0)
{
AysnLoadTask task = mLoadingTask[0];
mLoadingTask.RemoveAt(0);
yield return(StartCoroutine(LoadTask(task)));
if (mLoadingTask.Count == 0)
{
Resources.UnloadUnusedAssets();
System.GC.Collect();
}
}
yield return(null);
}
}
