/// <summary>
/// 异步加载资源
/// </summary>
/// <param name="assetName">需要加载的资源路径</param>
/// <param name="onLoadAsset">加载成功之后的回调</param>
/// <returns>请求Id</returns>
public static int LoadAssetAsync(string assetName, OnLoadAsset onLoadAsset)
{
// 回调不存在不允加载
if (onLoadAsset == null)
{
GameLogger.LogError("[资源加载错误] 加载函数回调不能为空，加载后也没有引用");
return(0);
}
// 资源对应bundle名
string abName = BundleAsset.GetBundleName(assetName);
if (abName == null)
{
GameLogger.LogError("[资源加载错误] 找不到资源 ", assetName);
return(0);
}
// 获取请求ID
int requestId = ResourceManager.GetRequestId();
LoadAssetInfo loadAssetInfo = GetTempLoadAssetInfo();
loadAssetInfo.requestId = requestId;
loadAssetInfo.assetName = assetName;
loadAssetInfo.onLoadAsset = onLoadAsset;
loadAssetInfo.bundleName = abName;
EnterLoadWait(loadAssetInfo);
// 1 asset是否已加载
if (ReferenceObject.IsObjectCreate(loadAssetInfo.assetName))
{
EnterWaitCall(loadAssetInfo);
}
// 2 bundle是否已加载
else if (!ReferenceBundle.IsAssetBundleCraete(abName))
{
PushPending(loadAssetInfo);
}
// 3 从bundle加载资源
else
{
List <LoadAssetInfo> loadingAssetList = GetLoadAssetStateList(LoadAssetStep.Loading);
if (loadingAssetList.Count < _frameLoadMaxCount)
{
LoadAssetAsync(loadAssetInfo);
}
}
_loadAssetInfoList.Add(loadAssetInfo);
return(requestId);
}
public AssetLoader LoadAssetAsync(string assetName, OnLoadAsset callback)
{
return(LoadAssetAsync("", assetName, callback));
}
public static AssetResolveLoader Load(string path, string package, Type type, OnLoadAsset onFinish = null, LoaderMode loaderMode = LoaderMode.Async)
{
LoaderDelgate realcallback = null;
if (onFinish != null)
{
realcallback = (isOk, obj) => onFinish(isOk, obj as Object);
}
return(AutoNew <AssetResolveLoader>(path, realcallback, false, loaderMode, package, type, false));
}
/// <summary>
/// Loads the asset bundle async.
/// 'assetBundlePath'，只需要填相对路径，不用填后缀，如 UI/Panel/MenuPanel，除非ab不是按AssetConfig里面配置的后缀来设置的.
/// 'assetName'，只需要填相对路径，需要加后缀，如 UI/Panel/MenuPanel.prefab
/// </summary>
public AssetLoader LoadAssetAsync(string assetBundleRelativePath, string assetName, OnLoadAsset callback)
{
// 如果是加载ab中的资源，需要填完成的路径，这跟 BuildAssetBundleOptions 有关，参考BundleBuilder.BuildAssetBundle()
if (!string.IsNullOrEmpty(assetBundleRelativePath))
{
assetName = AssetConfig.GetAssetFullPathInAB(assetName);
}
string fullRelativePath = AssetConfig.GetAssetBundleFullRelativePath(assetBundleRelativePath);
string assetBundleFullPath = AssetConfig.GetGameAssetFullPath(fullRelativePath);
LoaderCallback internelHandler = (bool isOk, object resultObject) =>
{
if (isOk)
{
callback.Invoke(resultObject as Object);
}
else
{
callback.Invoke(null);
}
};
return(BaseLoader.Load <AssetLoader>(assetBundleFullPath, assetName, callback: internelHandler));
}
