public void Init()
{
#if UNITY_EDITOR && !AB_TEST
EditorAssetLoadMgr.Init();
#else
AssetBundleMgr.Init();
AssetBundleMgr.LoadMainfest();
#endif
ResourcesLoadMgr.Init();
}
/// <summary>
///
/// </summary>
/// <param name="assetName"></param>
/// <returns></returns>
public bool IsAssetExist(string assetName)
{
#if UNITY_EDITOR && !AB_TEST
return(EditorAssetLoadMgr.IsFileExist(assetName));
#else
if (ResourcesLoadMgr.IsFileExist(assetName))
{
return(true);
}
return(AssetBundleMgr.IsFileExist(assetName));
#endif
}
/// <summary>
///
/// </summary>
/// <param name="assetName"></param>
public void Update()
{
UpdatePreload();
UpdateLoadAsync();
UpdateLoading();
UpdateUnload();
#if UNITY_EDITOR && !AB_TEST
#else
AssetBundleMgr.Update();
#endif
}
/// <summary>
/// 异步加载
/// </summary>
/// <param name="assetName"></param>
public void LoadAsync(string assetName, AssetsLoadCallback callFun)
{
assetName = assetName.ToLower();
AssetObject assetObj = GetAssetObj(assetName);
var status = GetAssetObjStatus(assetName);
if (assetObj == null || status == AssetObjStatus.None)
{
assetObj = new AssetObject()
{
AssetName = assetName,
};
PutAssetObInDic(AssetObjStatus.Loading, assetObj);
#if UNITY_EDITOR && !AB_TEST
assetObj.Asset = EditorAssetLoadMgr.LoadSync(assetName);
#else
if (AssetBundleMgr.IsFileExist(assetName))
{
assetObj.IsAbLoad = true;
AssetBundleMgr.LoadAsync(assetName, (ab) =>
{
if (GetAssetObjStatus(assetName) == AssetObjStatus.Loading && assetObj.Request == null && assetObj.Asset == null)
{
assetObj.Request = ab.LoadAssetAsync(ab.GetAllAssetNames()[0]);
}
});
}
else if (ResourcesLoadMgr.IsFileExist(assetName))
{
assetObj.IsAbLoad = false;
assetObj.Request = ResourcesLoadMgr.LoadAsync(assetName);
}
#endif
}
assetObj.CallbackList.Add(callFun);
if (status == AssetObjStatus.Loaded)
{
loadedAsyncList.Add(assetObj);
}
}
/// <summary>
/// 执行卸载
/// </summary>
/// <param name="assetObject"></param>
private void DoUnLoad(AssetObject assetObject)
{
#if UNITY_EDITOR && !AB_TEST
EditorAssetLoadMgr.Unload(assetObject.Asset);
#else
if (assetObject.IsAbLoad)
{
AssetBundleMgr.UnLoadAssetBundleAsync(assetObject.AssetName);
}
else
{
ResourcesLoadMgr.Unload(assetObject.Asset);
}
#endif
assetObject.Asset = null;
if (goInstanceIDList.ContainsKey(assetObject.InstanceID))
{
goInstanceIDList.Remove(assetObject.InstanceID);
}
}
/// <summary>
/// 同步加载
/// </summary>
/// <param name="assetName"></param>
public Object LoadSync(string assetName)
{
assetName = assetName.ToLower();
if (!IsAssetExist(assetName))
{
return(null);
}
var assetObj = GetAssetObj(assetName);
var status = GetAssetObjStatus(assetName);
if (status == AssetObjStatus.Loaded)
{
assetObj.RefCount++;
return(assetObj.Asset);
}
if (status == AssetObjStatus.Loading)
{
if (assetObj.Request == null)
{
if (assetObj.Request is AssetBundleRequest)
{
assetObj.Asset = (assetObj.Request as AssetBundleRequest).asset;
}
else if (assetObj.Request is ResourceRequest)
{
assetObj.Asset = (assetObj.Request as ResourceRequest).asset;
}
else if (assetObj.Request is EditorAssetRequest)
{
assetObj.Asset = (assetObj.Request as EditorAssetRequest).asset;
}
}
else
{
#if UNITY_EDITOR && !AB_TEST
assetObj.Asset = EditorAssetLoadMgr.LoadSync(assetName);
#else
if (assetObj.IsAbLoad)
{
var ab = AssetBundleMgr.LoadSync(assetName);
assetObj.Asset = ab.AssetBundle;
// 异步转同步，需要卸载异步的引用计数
//AssetBundleMgr.Unload(assetName);
}
else
{
assetObj.Asset = ResourcesLoadMgr.LoadSync(assetName);
}
#endif
}
}
if (assetObj == null || status == AssetObjStatus.None)
{
assetObj = new AssetObject()
{
AssetName = assetName,
RefCount = 1
};
#if UNITY_EDITOR && !AB_TEST
assetObj.Asset = EditorAssetLoadMgr.LoadSync(assetName);
#else
if (AssetBundleMgr.IsFileExist(assetName))
{
assetObj.IsAbLoad = true;
var ab = AssetBundleMgr.LoadSync(assetName);
assetObj.Asset = ab.AssetBundle.LoadAsset(ab.AssetBundle.GetAllAssetNames()[0]);
// 异步转同步，需要卸载异步的引用计数
//AssetBundleMgr.Unload(assetName);
}
else
{
assetObj.IsAbLoad = false;
assetObj.Asset = ResourcesLoadMgr.LoadSync(assetName);
}
#endif
}
if (assetObj.Asset == null)
{
PutAssetObInDic(AssetObjStatus.None, assetObj);
Debug.LogError("asset is null -> " + assetObj.AssetName);
return(null);
}
assetObj.InstanceID = assetObj.Asset.GetInstanceID();
goInstanceIDList.Add(assetObj.InstanceID, assetObj);
PutAssetObInDic(AssetObjStatus.Loaded, assetObj);
assetObj.RefCount++;
return(assetObj.Asset);
}