public override void Update()
{
if (IsDone)
{
return;
}
if (Status == EStatus.None)
{
Status = EStatus.CheckBundle;
}
// 1. 检测资源包
if (Status == EStatus.CheckBundle)
{
if (DependBundleGroup.IsDone() == false)
{
return;
}
if (OwnerBundle.IsDone() == false)
{
return;
}
if (DependBundleGroup.IsSucceed() == false)
{
Status = EStatus.Fail;
LastError = DependBundleGroup.GetLastError();
InvokeCompletion();
return;
}
if (OwnerBundle.Status != AssetBundleLoaderBase.EStatus.Succeed)
{
Status = EStatus.Fail;
LastError = OwnerBundle.LastError;
InvokeCompletion();
return;
}
Status = EStatus.Loading;
}
// 2. 加载场景
if (Status == EStatus.Loading)
{
_asyncOp = SceneManager.LoadSceneAsync(_sceneName, SceneMode);
if (_asyncOp != null)
{
_asyncOp.allowSceneActivation = true;
_asyncOp.priority = _priority;
Status = EStatus.Checking;
}
else
{
Status = EStatus.Fail;
LastError = $"Failed to load scene : {_sceneName}";
YooLogger.Error(LastError);
InvokeCompletion();
}
}
// 3. 检测加载结果
if (Status == EStatus.Checking)
{
if (_asyncOp.isDone)
{
SceneObject = SceneManager.GetSceneByName(_sceneName);
if (SceneObject.IsValid() && _activateOnLoad)
{
SceneManager.SetActiveScene(SceneObject);
}
Status = SceneObject.IsValid() ? EStatus.Success : EStatus.Fail;
if (Status == EStatus.Fail)
{
LastError = $"The load scene is invalid : {MainAssetInfo.AssetPath}";
YooLogger.Error(LastError);
}
InvokeCompletion();
}
}
}
public override void Update()
{
if (IsDone)
{
return;
}
if (Status == EStatus.None)
{
Status = EStatus.CheckBundle;
}
// 1. 检测资源包
if (Status == EStatus.CheckBundle)
{
if (IsWaitForAsyncComplete)
{
DependBundleGroup.WaitForAsyncComplete();
OwnerBundle.WaitForAsyncComplete();
}
if (DependBundleGroup.IsDone() == false)
{
return;
}
if (OwnerBundle.IsDone() == false)
{
return;
}
if (DependBundleGroup.IsSucceed() == false)
{
Status = EStatus.Fail;
LastError = DependBundleGroup.GetLastError();
InvokeCompletion();
return;
}
if (OwnerBundle.Status != AssetBundleLoaderBase.EStatus.Succeed)
{
Status = EStatus.Fail;
LastError = OwnerBundle.LastError;
InvokeCompletion();
return;
}
Status = EStatus.Loading;
}
// 2. 加载资源对象
if (Status == EStatus.Loading)
{
if (IsWaitForAsyncComplete)
{
if (MainAssetInfo.AssetType == null)
{
AssetObject = OwnerBundle.CacheBundle.LoadAsset(MainAssetInfo.AssetPath);
}
else
{
AssetObject = OwnerBundle.CacheBundle.LoadAsset(MainAssetInfo.AssetPath, MainAssetInfo.AssetType);
}
}
else
{
if (MainAssetInfo.AssetType == null)
{
_cacheRequest = OwnerBundle.CacheBundle.LoadAssetAsync(MainAssetInfo.AssetPath);
}
else
{
_cacheRequest = OwnerBundle.CacheBundle.LoadAssetAsync(MainAssetInfo.AssetPath, MainAssetInfo.AssetType);
}
}
Status = EStatus.Checking;
}
// 3. 检测加载结果
if (Status == EStatus.Checking)
{
if (_cacheRequest != null)
{
if (IsWaitForAsyncComplete)
{
// 强制挂起主线程（注意：该操作会很耗时）
YooLogger.Warning("Suspend the main thread to load unity asset.");
AssetObject = _cacheRequest.asset;
}
else
{
if (_cacheRequest.isDone == false)
{
return;
}
AssetObject = _cacheRequest.asset;
}
}
Status = AssetObject == null ? EStatus.Fail : EStatus.Success;
if (Status == EStatus.Fail)
{
if (MainAssetInfo.AssetType == null)
{
LastError = $"Failed to load asset : {MainAssetInfo.AssetPath} AssetType : null AssetBundle : {OwnerBundle.MainBundleInfo.BundleName}";
}
else
{
LastError = $"Failed to load asset : {MainAssetInfo.AssetPath} AssetType : {MainAssetInfo.AssetType} AssetBundle : {OwnerBundle.MainBundleInfo.BundleName}";
}
YooLogger.Error(LastError);
}
InvokeCompletion();
}
}