private int OnSortCallList(LoadAssetRequest x, LoadAssetRequest y)
{
return(x.LoadIndex.CompareTo(y.LoadIndex));
}
IEnumerator OnLoadAsset(Type t, string abName)
{
//为了确保异步，强制添加一个返回
yield return(null);
List <LoadAssetRequest> list = null;
AssetBundleInfo bundleInfo = GetLoadedAssetBundle(abName);
if (bundleInfo == null)
{
yield return(StartCoroutine(OnLoadAssetBundle(abName, t)));
bundleInfo = GetLoadedAssetBundle(abName);
if (bundleInfo == null)
{
//加载资源失败了
if (m_LoadRequests.TryGetValue(abName, out list))
{
if (list != null)
{
int count = list.Count;
for (int i = 0; i < count; ++i)
{
LoadAssetRequest r = list[i];
if (r.sharpFunc != null)
{
//r.sharpFunc(null);
//r.sharpFunc = null;
r.Error = true;
r.ObjList = null;
m_CallBackList.Add(list[i]);
//m_CallBackList.Sort(OnSortCallList);
}
}
}
m_LoadRequests.Remove(abName);
}
Debug.LogError("OnLoadAsset--->>>" + abName);
yield break;
}
}
//这个位置的异常处理可能有问题，没有合理通知逻辑层资源有问题。
if (!m_LoadRequests.TryGetValue(abName, out list))
{
yield break;
}
else
{
if (list == null)
{
m_LoadRequests.Remove(abName);
yield break;
}
}
for (int i = 0; i < list.Count; i++)
{
string[] assetNames = list[i].assetNames;
//List<UnityEngine.Object> result = new List<UnityEngine.Object>();
ABObject result = PooledClassManager <ABObject> .CreateClass();
AssetBundle ab = bundleInfo.m_AssetBundle;
for (int j = 0; j < assetNames.Length; j++)
{
string assetPath = assetNames[j];
AssetBundleRequest request = ab.LoadAssetAsync(assetPath, list[i].assetType);
yield return(request);
UnityEngine.Object obj = request.asset;
#if UNITY_EDITOR
if (obj is GameObject)
{
RecoveryShader((GameObject)obj);
}
#endif
result.m_UObjectList.Add(obj);
}
//Debug.Log("OnLoadAsset " + abName);
bundleInfo.m_ReferencedCount++;
//处理依赖
string[] deps = null;
if (m_Dependencies.TryGetValue(abName, out deps))
{
foreach (var dependency in deps)
{
AssetBundleInfo depABInfo = GetLoadedAssetBundle(dependency);
depABInfo.m_ReferencedCount++;
}
}
//将加载完成的id和abName绑定
m_LoadedIdABName.Add(list[i].LoadIndex, abName);
//这段代码不能去掉，因为我们的AssetBundleManifest依赖它来回调
if (list[i].sharpFunc != null)
{
//list[i].sharpFunc(result);
//list[i].sharpFunc = null;
list[i].ObjList = result;
m_CallBackList.Add(list[i]);
//m_CallBackList.Sort(OnSortCallList);
}
}
m_LoadRequests.Remove(abName);
string[] Dependencies = null;
if (m_Dependencies.TryGetValue(abName, out Dependencies))
{
foreach (var dependency in Dependencies)
{
//释放依赖AB
//AssetBundleInfo depABInfo = GetLoadedAssetBundle(dependency);
//depABInfo.m_ReferencedCount++;
m_LoadRequests.Remove(dependency);
}
}
}
public void LoadAsset <T>(string abName, string[] assetNames, Action <UObject[]> action = null, LuaFunction func = null) where T : UObject
{
#if UNITY_EDITOR
if (AppDef.DebugMode)
{
List <UObject> result = new List <UObject>();
var exts = type2Ext(typeof(T));
abName = abName.ToLower();
AssetBundleInfo abi = GetLoadedAssetBundle(abName);
if (abi == null)
{
abi = AddLoadedAssetBundle(abName, null);
}
foreach (string assetName in assetNames)
{
UObject obj;
if (abi.loadedObject.TryGetValue(assetName, out obj))
{
result.Add(obj);
continue;
}
string hasExt = Path.GetExtension(assetName);
string nameNoExt = Path.GetFileNameWithoutExtension(assetName).ToLower();
string mergeName = abName.Replace(nameNoExt, "");
foreach (var path in gameAssetPaths)
{
string prefix = path;
{
prefix += mergeName;
if (!prefix.EndsWith("/"))
{
prefix += "/";
}
}
if (!string.IsNullOrEmpty(hasExt) || exts == null)
{
string ff = string.Format("{0}{1}", prefix, assetName);
obj = AssetDatabase.LoadAssetAtPath <T>(ff);
if (obj)
{
result.Add(obj);
abi.loadedObject[assetName] = obj;
continue;
}
}
else
{
foreach (var ext in exts)
{
string ff = string.Format("{0}{1}{2}", prefix, assetName, ext);
obj = AssetDatabase.LoadAssetAtPath <T>(ff);
if (obj)
{
result.Add(obj);
abi.loadedObject[assetName] = obj;
continue;
}
}
}
}
}
if (result.Count == 0)
{
Debug.LogWarning("Editor LoadAsset, no asset: " + string.Join(",", assetNames));
}
if (action != null)
{
action(result.ToArray());
action = null;
}
if (func != null)
{
if (result.Count > 0)
{
func.Call((object)result.ToArray());
}
else
{
func.Call();
}
func.Dispose();
func = null;
}
return;
}
#endif
abName = GetRealAssetPath(abName);
LoadAssetRequest request = new LoadAssetRequest();
request.assetType = typeof(T);
request.assetNames = assetNames;
request.luaFunc = func;
request.sharpFunc = action;
List <LoadAssetRequest> requests = null;
if (!m_LoadRequests.TryGetValue(abName, out requests))
{
requests = new List <LoadAssetRequest>();
requests.Add(request);
m_LoadRequests.Add(abName, requests);
#if NET_4_6
await OnLoadAsset <T>(abName);
#else
StartCoroutine(OnLoadAsset <T>(abName));
#endif
}
else
{
requests.Add(request);
}
}