// Where we actuall call WWW to download the assetBundle.
protected bool LoadAssetBundleInternal(string assetBundleName, int level = 0)
{
// Already loaded.
LoadedAssetBundle bundle = null;
m_LoadedAssetBundles.TryGetValue(assetBundleName, out bundle);
if (bundle != null)
{
bundle.m_ReferencedCount++;
return(true);
}
// @TODO: Do we need to consider the referenced count of WWWs?
// In the demo, we never have duplicate WWWs as we wait LoadAssetAsync()/LoadLevelAsync() to be finished before calling another LoadAssetAsync()/LoadLevelAsync().
// But in the real case, users can call LoadAssetAsync()/LoadLevelAsync() several times then wait them to be finished which might have duplicate WWWs.
if (m_DownloadingBundles.Contains(assetBundleName))
{
return(true);
}
VersionBundle vb = null;
VersionHelper.instance.GetBundleHttp(assetBundleName, out vb);
if (vb != null)
{
string id = vb.versionValue + "_" + vb.id;
if (ResHelper.Instance().downloadedFiles.ContainsKey(id))
{
string url = PathUtils.MakeFilePath(id, PathUtils.PathType.MobileDiskWrite);
AssetBundleCreateRequest abcr = AssetBundle.LoadFromFileAsync(url);
m_InProgressOperations.Add(new AssetBundleDownloadFromFile(assetBundleName, abcr, url));
}
else
{
string url = GameConfig.HOST_RES() + vb.id + "?v=" + vb.versionValue;
m_InProgressOperations.Add(new AssetBundleDownloadFromWebOperation(assetBundleName, url, vb.versionValue, vb.crc, level));
}
}
else
{
PathUtils.PathType eType = PathUtils.PathType.None;
string url = PathUtils.GetReadablePath(assetBundleName, ref eType, false);
AssetBundleCreateRequest abcr = AssetBundle.LoadFromFileAsync(url);
m_InProgressOperations.Add(new AssetBundleDownloadFromFile(assetBundleName, abcr, url));
}
m_DownloadingBundles.Add(assetBundleName);
return(false);
}
/************************************
* 函数说明: 获取本地可读资源路径
* 返 回 值: string
************************************/
public static string GetReadablePath(string fileName, ref PathUtils.PathType eType, bool addPre = true)
{
string szUrl = "";
do
{
//if (!GameConfig.useLocalRes)
{
if (eType == PathUtils.PathType.None)
{
switch (platform)
{
case RuntimePlatform.OSXEditor:
case RuntimePlatform.OSXPlayer:
case RuntimePlatform.WindowsPlayer:
case RuntimePlatform.WindowsEditor:
szUrl = PathUtils.MakeFilePath(fileName, PathUtils.PathType.MobileDiskWrite);
break;
case RuntimePlatform.Android:
szUrl = PathUtils.MakeFilePath(fileName, PathUtils.PathType.MobileDiskWrite);
break;
case RuntimePlatform.IPhonePlayer:
szUrl = PathUtils.MakeFilePath(fileName, PathUtils.PathType.MobileDiskWrite);
break;
default:
JZLog.LogError("GetBundle : Error For Platform");
break;
}
if (GameUtils.FileExist(szUrl) == true)
{
eType = PathUtils.PathType.MobileDiskWrite;
break;
}
}
}
/** @brief: 默认手机盘只读数据 */
if (eType == PathUtils.PathType.None)
{
switch (platform)
{
case RuntimePlatform.OSXEditor:
case RuntimePlatform.OSXPlayer:
case RuntimePlatform.WindowsPlayer:
case RuntimePlatform.WindowsEditor:
szUrl = PathUtils.MakeFilePath(fileName, PathUtils.PathType.MobileDiskStreamAssert);
break;
case RuntimePlatform.Android:
szUrl = dataPath + "!assets/" + fileName;
break;
case RuntimePlatform.IPhonePlayer:
szUrl = PathUtils.MakeFilePath(fileName, PathUtils.PathType.MobileDiskStreamAssert);
break;
default:
JZLog.LogError("GetBundle : Error For Platform");
break;
}
eType = PathUtils.PathType.MobileDiskStreamAssert;
}
} while (false);
return(szUrl);
}
/************************************
* 函数说明: 内部加载资源
* 返 回 值: System.Collections.IEnumerator
* 参数说明: resRequest
* 注意事项:
************************************/
private IEnumerator LoadResources(string szPkgName, System.Action <string, AssetBundle> callback)
{
do
{
/** @brief: 检查参数 */
if (string.IsNullOrEmpty(szPkgName))
{
//JZLog.LogError("AsyncLoadRes : Error szPkgName == null");
yield break;
}
ResourceMgrData resourceData = null;
/** @brief: 检查是否加载过此包 或者正在加载此包 */
if (gDicPkgResource.ContainsKey(szPkgName) == false)
{
resourceData = new ResourceMgrData()
{
eState = ResourceMgrData.State.None,
assetBundle = null
};
gDicPkgResource[szPkgName] = resourceData;
}
else
{
resourceData = gDicPkgResource[szPkgName];
if (resourceData.eState == ResourceMgrData.State.LoadFinish)
{
if (null != callback)
{
callback(szPkgName, resourceData.assetBundle);
callback = null;
}
yield break;
}
}
/** @brief: 避免一帧时间过长 */
/** @brief: Non matching Profiler.EndSample (BeginSample and EndSample count must match) */
/** @brief: One is catching an exception from another object, the other is long frame times. If it's either of those two, it can only be fixed by the Unity team. */
// yield return new WaitForEndOfFrame();
if (gDicPkgResource.ContainsKey(szPkgName) == false)
{
//JZLog.LogError("LoadResources : Warning Pkg == " + szPkgName + " Have no this Pkg , MayBe Remove it!");
yield break;
}
if (resourceData.eState == ResourceMgrData.State.None)
{
resourceData.eState = ResourceMgrData.State.Loading;
}
else
{
break;
}
VersionBundle bundle = VersionHelper.instance.GetBundle(szPkgName);
if (null != bundle && null != bundle.dependency && bundle.dependency.Length > 0)
{
for (int i = 0; i < bundle.dependency.Length; i++)
{
string depName = bundle.dependency[i];
if (gDicPkgResource.ContainsKey(depName) == false || gDicPkgResource[depName].assetBundle == null)
{
yield return(GameWorld.instance.StartCoroutine(LoadResources(depName, null)));
}
}
}
AssetBundle asset = null;
if (VersionHelper.instance.HasBundleHttp(szPkgName))
{
VersionBundle httpAB = VersionHelper.instance.GetBundle(szPkgName);
string szUrl = GameConfig.HOST_RES() + httpAB.id + "?v=" + httpAB.versionValue;
WWW www = WWW.LoadFromCacheOrDownload(szUrl, httpAB.versionValue, httpAB.crc);
yield return(www);
if (null != www && null == www.error)
{
asset = www.assetBundle;
www.Dispose();
www = null;
}
else
{
JZLog.LogError("LoadResources : Load from www Error: " + szUrl + "\n" + www.error);
}
}
else
{
PathUtils.PathType eType = PathUtils.PathType.None;
string szUrl = PathUtils.GetReadablePath(szPkgName, ref eType, false);
AssetBundleCreateRequest abcr = AssetBundle.LoadFromFileAsync(szUrl);
yield return(abcr);
if (null != abcr.assetBundle)
{
asset = abcr.assetBundle;
}
else
{
JZLog.LogError("LoadResources : Load from file Error: " + szUrl);
}
}
if (null != asset)
{
if (resourceData.eState == ResourceMgrData.State.Loading)
{
resourceData.assetBundle = asset;
#if UNITY_EDITOR
if ("shader_greymaterial.ab".Equals(szPkgName))
{
Material mat = gDicPkgResource[szPkgName].assetBundle.LoadAsset <Material>("GreyMaterial");
mat.shader = Shader.Find(mat.shader.name);
}
#endif
}
}
else
{
resourceData.assetBundle = null;
}
/** @brief: 判断是否提前释放 */
if (resourceData.eState == ResourceMgrData.State.Loading)
{
resourceData.eState = ResourceMgrData.State.LoadFinish;
}
else
{
if (IsInvalid(resourceData.assetBundle) == false)
{
resourceData.assetBundle.Unload(true);
resourceData.assetBundle = null;
}
}
} while (false);
ResourceMgrData resourceMgrData = gDicPkgResource[szPkgName];
/** @brief: 等待下载完成进行检测 */
while (resourceMgrData.eState == ResourceMgrData.State.Loading)
{
yield return(new WaitForEndOfFrame());
}
/** @brief: 提前释放 */
if (resourceMgrData.eState == ResourceMgrData.State.None)
{
callback = null;
////JZLog.LogWarning("LoadResources : You have Destroyed this bundle " + szPkgName + " , Ignore ...");
yield break;
}
InitHideFlag(resourceMgrData.assetBundle);
if (callback != null)
{
callback.Invoke(szPkgName, resourceMgrData.assetBundle);
callback = null;
}
}
