/// <summary>
/// 异步加载场景。
/// </summary>
/// <param name="sceneAssetName">要加载场景资源的名称。</param>
/// <param name="priority">加载场景资源的优先级。</param>
/// <param name="loadSceneCallbacks">加载场景回调函数集。</param>
/// <param name="userData">用户自定义数据。</param>
public void LoadScene(string sceneAssetName, AssetCategory assetCategory, int priority, LoadSceneCallbacks loadSceneCallbacks, object userData)
{
ResourceInfo resourceInfo = null;
Dictionary <string, AssetCategory> dependencyAssetNames = null;
if (!CheckAsset(sceneAssetName, assetCategory, out resourceInfo, out dependencyAssetNames))
{
string errorMessage = Utility.Text.Format("Can not load scene '{0}'.", sceneAssetName);
if (loadSceneCallbacks.LoadSceneFailureCallback != null)
{
loadSceneCallbacks.LoadSceneFailureCallback(sceneAssetName, resourceInfo != null && !resourceInfo.Ready ? LoadResourceStatus.NotReady : LoadResourceStatus.NotExist, errorMessage, userData);
return;
}
throw new Exception(errorMessage);
}
if (resourceInfo.IsLoadFromBinary)
{
string errorMessage = Utility.Text.Format("Can not load scene asset '{0}' which is a binary asset.", sceneAssetName);
if (loadSceneCallbacks.LoadSceneFailureCallback != null)
{
loadSceneCallbacks.LoadSceneFailureCallback(sceneAssetName, LoadResourceStatus.TypeError, errorMessage, userData);
return;
}
throw new Exception(errorMessage);
}
LoadSceneTask mainTask = LoadSceneTask.Create(sceneAssetName, assetCategory, priority, resourceInfo, dependencyAssetNames, loadSceneCallbacks, userData);
foreach (var item in dependencyAssetNames)
{
if (!LoadDependencyAsset(item.Key, item.Value, priority, mainTask, userData))
{
string errorMessage = Utility.Text.Format("Can not load dependency asset '{0}' when load scene '{1}'.", item.Key, sceneAssetName);
if (loadSceneCallbacks.LoadSceneFailureCallback != null)
{
loadSceneCallbacks.LoadSceneFailureCallback(sceneAssetName, LoadResourceStatus.DependencyError, errorMessage, userData);
return;
}
throw new Exception(errorMessage);
}
}
m_TaskPool.AddTask(mainTask);
if (!resourceInfo.Ready)
{
m_ResourceComponent.UpdateResource(resourceInfo.ResourceName);
}
}
public override void OnLoadAssetFailure(LoadResourceAgent agent, LoadResourceStatus status, string errorMessage)
{
base.OnLoadAssetFailure(agent, status, errorMessage);
if (m_LoadSceneCallbacks.LoadSceneFailureCallback != null)
{
m_LoadSceneCallbacks.LoadSceneFailureCallback(AssetName, status, errorMessage, UserData);
}
}