/// <summary>
/// 迭代unload资源加载的ab
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
IEnumerator DisposeDPAB(string name)
{
string[] dpAbs = mMainManifest.GetAllDependencies(name); //取这个资源的所有依赖资源
if (dpAbs.Length == 0)
{ //这个资源已经是最小单元了
if (mAssetsABDic.ContainsKey(name))
{
AssetsBundleData abd = mAssetsABDic[name];
abd.depIndex -= 1;
if (abd.depIndex <= 0)
{
if (abd.ab != null)
{
abd.ab.Unload(false);
abd.ab = null;
}
mAssetsABDic.Remove(name);
abd = null;
}
}
}
else
{
for (int i = 0; i < dpAbs.Length; i++)
{
yield return(StartCoroutine(DisposeDPAB(dpAbs[i])));
}
}
/*
* if (mAssetsDpDic.ContainsKey(name))
* {
* AssetsBundleData abd = mAssetsDpDic[name];
* abd.depIndex -= 1;
* if (abd.depIndex <= 0)
* {
* if (abd.ab != null)
* {
* abd.ab.Unload(false);
* abd.ab = null;
* }
* mAssetsDpDic.Remove(name);
* abd = null;
* }
* }
* */
yield return(null);
}
/// <summary>
/// 清除被依赖的资源包
/// </summary>
/// <param name="name"></param>
private void UnLoadDpAssets(string name)
{
string[] dpAbs = mMainManifest.GetAllDependencies(name); //取这个依赖资源的所有依赖资源
if (dpAbs.Length == 0)
{ //这个资源包没有依赖其他的
if (mAssetsABDic.ContainsKey(name))
{
//计数器-1
AssetsBundleData abd = mAssetsABDic[name];
abd.depIndex -= 1;
if (abd.depIndex <= 0)
{
if (abd.ab != null)
{
abd.ab.Unload(false);
abd.ab = null;
}
Debug.LogError("remove ab:" + name);
mAssetsABDic.Remove(name);//移除索引计数器
abd = null;
}
}
}
else //还有依赖的
{
for (int i = 0; i < dpAbs.Length; i++)
{
UnLoadDpAssets(dpAbs[i]);
}
}
if (mAssetsABDic.ContainsKey(name))
{
//计数器-1
AssetsBundleData abd = mAssetsABDic[name];
abd.depIndex -= 1;
if (abd.depIndex <= 0)
{
if (abd.ab != null)
{
abd.ab.Unload(false);
abd.ab = null;
}
Debug.LogError("remove ab:" + name);
mAssetsABDic.Remove(name);//移除索引计数器
abd = null;
}
}
}
void LoadAssets(string path, LoadComplete cb, object obj = null)
{
if (mAssetsABDic.ContainsKey(path))
{
AssetsBundleData abd = mAssetsABDic[path];
abd.depIndex += 1;
UnityEngine.Object o = GetObj(abd.ab, path);
if (cb != null)
{
cb.Invoke(o, obj);
}
}
else
{
SynLoadAssets(path, false, obj, cb);
}
}
/// <summary>
/// 卸载所有已加载的资源包
/// </summary>
public override void UnLoadAllRes()
{
Debug.LogError("UnLoadAllRes");
foreach (string key in mAssetsABDic.Keys)
{
AssetsBundleData abd = mAssetsABDic[key];
if (abd.ab != null)
{
abd.ab.Unload(false);
abd.ab = null;
abd = null;
}
}
mAssetsABDic.Clear();
//mAssetsLoaded.Clear();
Resources.UnloadUnusedAssets();
GC.Collect();
}
/// <summary>
/// 真正加载的地方
/// </summary>
/// <param name="path"></param>
/// <param name="dp"></param>
/// <param name="cb"></param>
/// <param name="obj"></param>
/// <returns></returns>
void SynLoadAssets(string path, bool dp, object obj, LoadComplete cb)
{
if (mNameMD5Dic.ContainsKey(path))
{
VersionAssetData vad = mNameMD5Dic[path];
string url = GetAssetsFilePath(vad.path, vad.md5);
AssetBundle ab = null;
if (!dp)
{
// 作为主资源加载的
AssetsBundleData abd = null;
if (mAssetsABDic.ContainsKey(path))//已经被加载过 计数器自增
{
abd = mAssetsABDic[path];
abd.depIndex += 1;
ab = abd.ab;
}
else
{
// 新加载的
ab = AssetBundle.LoadFromFile(url);
abd = new AssetsBundleData();
abd.name = path;
abd.depIndex = 1;
abd.ab = ab;
mAssetsABDic.Add(path, abd);
}
string[] dpAbs = mMainManifest.GetAllDependencies(path); //取这个资源的所有依赖资源
#region
if (dpAbs != null && dpAbs.Length == 0) //没有依赖 获取资源
{
UnityEngine.Object o = GetObj(ab, path);
if (cb != null)
{
cb.Invoke(o, obj);
}
}
#endregion
#region
else
{
//存在依赖资源
#region
for (int i = 0; i < dpAbs.Length; i++)
{
if (mAssetsABDic.ContainsKey(dpAbs[i]))
{
// 依赖计数器中已经存在了 计数器+1
abd = mAssetsABDic[dpAbs[i]];
abd.depIndex += 1;
}
else
{
SynLoadAssets(dpAbs[i], true, obj, cb);
}
}
//依赖都加载完毕了 再看主资源
UnityEngine.Object o = GetObj(ab, path);
if (cb != null)
{
cb.Invoke(o, obj);
}
#endregion
}
}
#endregion
else
{
// 作为被依赖资源下载
AssetsBundleData abd = null;
if (mAssetsABDic.ContainsKey(path))
{
abd = mAssetsABDic[path];
abd.depIndex += 1;
}
else//被依赖的 缓存
{
ab = AssetBundle.LoadFromFile(url);
abd = new AssetsBundleData();
abd.name = path;
abd.depIndex = 1;
abd.ab = ab;
mAssetsABDic.Add(path, abd);
}
}
}
else
{
Debug.LogError("cannot find:" + path);
}
}
/// <summary>
/// 加载资源包
/// </summary>
/// <param name="dpName"></param>
/// <param name="mainName">主资源名称</param>
/// <returns></returns>
IEnumerator WWWLoadAssets(string name, bool dp)
{
if (mAssetsABDic.ContainsKey(name))
{
AssetsBundleData abd = mAssetsABDic[name];
abd.depIndex += 1;
}
else
{
if (mNameMD5Dic.ContainsKey(name))
{
VersionAssetData vad = mNameMD5Dic[name];
/*
* string url = GetAssetsWWWPath(vad.path, vad.md5);
* WWW abWWW = new WWW(url);
* yield return abWWW;
*/
string url = GetAssetsFilePath(vad.path, vad.md5);
byte[] bytes = ComTool.ReadFile(url);
if (bytes != null)
{
AssetBundle ab = null;
if (!dp)
{ //作为主资源加载的
ab = AssetBundle.LoadFromMemory(bytes);
string[] dpAbs = mMainManifest.GetAllDependencies(name); //取这个资源的所有依赖资源
if (dpAbs.Length == 0) //没有依赖
{
#region
AssetsBundleData abd = new AssetsBundleData();
abd.name = name;
abd.depIndex = 1;
abd.ab = ab;
mAssetsABDic.Add(name, abd);
#endregion
}
else
{ //存在依赖资源
#region
for (int i = 0; i < dpAbs.Length; i++)
{
if (mAssetsABDic.ContainsKey(dpAbs[i]))
{ //依赖计数器中已经存在了 计数器+1
AssetsBundleData abd = mAssetsABDic[dpAbs[i]];
abd.depIndex += 1;
}
else
{
yield return(StartCoroutine(WWWLoadAssets(dpAbs[i], true)));
}
}
#endregion
//依赖都加载完毕了 再看主资源
#region
if (!mAssetsABDic.ContainsKey(name))
{
AssetsBundleData abd = new AssetsBundleData();
abd.name = name;
abd.depIndex = 1;
abd.ab = ab;
mAssetsABDic.Add(name, abd);
}
else
{
AssetsBundleData abd = mAssetsABDic[name];
abd.depIndex += 1;
}
#endregion
}
}
else
{//作为被依赖资源下载
AssetsBundleData abd = null;
if (mAssetsABDic.ContainsKey(name))
{
abd = mAssetsABDic[name];
abd.depIndex += 1;
}
else
{
ab = AssetBundle.LoadFromMemory(bytes);
abd = new AssetsBundleData();
abd.name = name;
abd.depIndex = 1;
abd.ab = ab;
mAssetsABDic.Add(name, abd);
}
}
if (!dp)
{ //资源包加载完成计数+1
mLoadedNum += 1;
//Debug.LogError("module loaded num:" + mLoadedNum);
}
}
else
{
Debug.LogError("cannot find:" + url);
}
}
}
}