/// <summary>
/// Starts a load operation for an asset from the given asset bundle.
/// </summary>
static public AssetBundleLoadAssetOperation LoadAssetAsync(string assetBundleName, string assetName, System.Type type)
{
Log(LogType.Info, "Loading " + assetName + " from " + assetBundleName + " bundle");
AssetBundleLoadAssetOperation operation = null;
#if UNITY_EDITOR
if (SimulateAssetBundleInEditor)
{
string[] assetPaths = AssetDatabase.GetAssetPathsFromAssetBundleAndAssetName(assetBundleName, assetName);
if (assetPaths.Length == 0)
{
Log(LogType.Error, "There is no asset with name \"" + assetName + "\" in " + assetBundleName);
return(null);
}
// @TODO: Now we only get the main object from the first asset. Should consider type also.
UnityEngine.Object target = AssetDatabase.LoadMainAssetAtPath(assetPaths[0]);
operation = new AssetBundleLoadAssetOperationSimulation(target);
}
else
#endif
{
assetBundleName = RemapVariantName(assetBundleName);
LoadAssetBundle(assetBundleName);
operation = new AssetBundleLoadAssetOperationFull(assetBundleName, assetName, type);
m_InProgressOperations.Add(operation);
}
return(operation);
}
/// <summary>
/// 下载UI --assetBundle
/// </summary>
/// <param name="assetBundleName"></param>
/// <param name="assetName"></param>
/// <param name="type"></param>
/// <returns></returns>
static public AssetBundleLoadAssetOperation LoadAssetAsync(string assetBundleName, string assetName, System.Type type)
{
if (Debug.developerConsoleVisible)
{
Log(LogType.Info, "Loading " + assetName + " from " + assetBundleName + " bundle");
}
AssetBundleLoadAssetOperation operation = null;
//#if UNITY_EDITOR
// if (SimulateAssetBundleInEditor)
// {
// string[] assetPaths = AssetDatabase.GetAssetPathsFromAssetBundleAndAssetName(assetBundleName, assetName);
// if (assetPaths.Length == 0)
// {
// Debug.LogError("There is no asset with name \"" + assetName + "\" in " + assetBundleName);
// return null;
// }
// // @TODO: Now we only get the main object from the first asset. Should consider type also.
// Object target = AssetDatabase.LoadMainAssetAtPath(assetPaths[0]);
// operation = new AssetBundleLoadAssetOperationSimulation(target);
// }
// else
//#endif
{
LoadAssetBundle(assetBundleName);
operation = new AssetBundleLoadAssetOperationFull(assetBundleName, assetName, type);
m_InProgressOperations.Add(operation);
}
return(operation);
}
// Load asset from the given assetBundle.
static public AssetBundleLoadAssetOperation LoadAssetAsync(string assetBundleName, string assetName, System.Type type)
{
Log(LogType.Info, "Loading " + assetName + " from " + assetBundleName + " bundle");
AssetBundleLoadAssetOperation operation = null;
#if UNITY_EDITOR
if (SimulateAssetBundleInEditor)
{
string[] assetPaths = AssetDatabase.GetAssetPathsFromAssetBundleAndAssetName(assetBundleName, assetName);
if (assetPaths.Length == 0)
{
Debug.LogError("There is no asset with name \"" + assetName + "\" in " + assetBundleName);
return(null);
}
Object target = AssetDatabase.LoadAssetAtPath(assetPaths[0], type);
operation = new AssetBundleLoadAssetOperationSimulation(target);
}
else
#endif
{
assetBundleName = RemapVariantName(assetBundleName);
LoadAssetBundle(assetBundleName);
operation = new AssetBundleLoadAssetOperationFull(assetBundleName, assetName, type);
m_InProgressOperations.Add(operation);
}
return(operation);
}
private static IEnumerator FetchAssetBundle <T>(AssetBundleLoadAssetOperation operation,
IObserver <T> observer, IProgress <float> reportProgress, CancellationToken cancel)
where T : UnityEngine.Object
{
while (!operation.IsDone() && !cancel.IsCancellationRequested)
{
if (reportProgress != null)
{
try
{
reportProgress.Report(operation.GetProgress());
}
catch (Exception ex)
{
observer.OnError(ex);
yield break;
}
}
yield return(null);
}
try
{
if (cancel.IsCancellationRequested)
{
yield break;
}
if (reportProgress != null)
{
try
{
reportProgress.Report(operation.GetProgress());
}
catch (Exception ex)
{
observer.OnError(ex);
yield break;
}
}
if (!string.IsNullOrEmpty(operation.GetError()))
{
observer.OnError(new AssetBundleLoadAssetOperationErrorException(operation));
}
else
{
observer.OnNext(operation.GetAsset <T>());
observer.OnCompleted();
}
}
catch (Exception ex)
{
observer.OnError(ex);
}
}
// Load asset from the given assetBundle.
public static AssetBundleLoadAssetOperation LoadAssetAsync(string assetBundleName, string assetName, System.Type type)
{
Log(LogType.Info, "Loading " + assetName + " from " + assetBundleName + " bundle");
AssetBundleLoadAssetOperation operation = null;
assetBundleName = RemapVariantName(assetBundleName);
LoadAssetBundle(assetBundleName);
operation = new AssetBundleLoadAssetOperationFull(assetBundleName, assetName, type);
m_InProgressOperations.Add(operation);
return(operation);
}
IEnumerator LoadAssetAsyncRoutine <TAsset>(
string assetBundleName,
string assetName,
Action <TAsset> onLoad)
where TAsset : UnityEngine.Object
{
AssetBundleLoadAssetOperation loadAsset = LoadAssetAsync <TAsset>(
assetBundleName, assetName);
yield return(loadAsset);
onLoad?.Invoke(loadAsset.GetAsset <TAsset>());
}
//unicon7 : Load asset from the given assetBundle.
static public AssetBundleLoadAssetOperation LoadAssetFromCachedAssetBundle(string assetBundleName, string assetName, System.Type type)
{
Log(LogType.Info, "Loading " + assetName + " from " + assetBundleName + " bundle");
AssetBundleLoadAssetOperation operation = null;
#if UNITY_EDITOR
if (SimulateAssetBundleInEditor)
{
string[] assetPaths = AssetDatabase.GetAssetPathsFromAssetBundleAndAssetName(assetBundleName, assetName);
if (assetPaths.Length == 0)
{
Debug.LogWarning("There is no asset with name \"" + assetName + "\" in " + assetBundleName);
return(null);
}
// @TODO: Now we only get the main object from the first asset. Should consider type also.
Object target = AssetDatabase.LoadMainAssetAtPath(assetPaths[0]);
operation = new AssetBundleLoadAssetOperationSimulation(target);
}
else
#endif
{
assetBundleName = RemapVariantName(assetBundleName);
string error = string.Empty;
LoadedAssetBundle loadedAssetBundle = GetLoadedAssetBundle(assetBundleName, out error);
if (string.IsNullOrEmpty(error) == false)
{
Debug.LogError("LoadAssetFromCachedAssetBundle:" + error);
return(null);
}
Object target = loadedAssetBundle.m_AssetBundle.LoadAsset(assetName);
if (target == null)
{
Debug.LogError("LoadAssetFromCachedAssetBundle: " + assetName + " not found in " + assetBundleName);
return(null);
}
operation = new AssetBundleLoadAssetOperationSimulation(target);
//m_InProgressOperations.Add (operation);//unicon7 : hmm~
}
return(operation);
}
// Load asset from the given assetBundle.
/// <summary>
/// 异步加载资源
/// </summary>
/// <param name="assetBundleName">资源包名</param>
/// <param name="assetName">资源名</param>
/// <param name="type">资源类型</param>
/// <returns></returns>
static public AssetBundleLoadAssetOperation LoadAssetAsync(string assetBundleName, string assetName,
System.Type type)
{
Log(LogType.Info, "Loading " + assetName + " from " + assetBundleName + " bundle");
AssetBundleLoadAssetOperation operation = null;
#if UNITY_EDITOR
// 是否是编辑模式，且为模式
if (SimulateAssetBundleInEditor)
{
string[] assetPaths = AssetDatabase.GetAssetPathsFromAssetBundleAndAssetName(assetBundleName, assetName);
if (assetPaths.Length == 0)
{
Debug.LogError("There is no asset with name \"" + assetName + "\" in " + assetBundleName);
return(null);
}
// @TODO: Now we only get the main object from the first asset. Should consider type also.
// 本地获得资源依赖总览
Object target = AssetDatabase.LoadMainAssetAtPath(assetPaths[0]);
// 创建模拟请求
operation = new AssetBundleLoadAssetOperationSimulation(target);
}
else
#endif
{
// 切换Variant
assetBundleName = RemapVariantName(assetBundleName);
// 下载资源，以及其依赖项
LoadAssetBundle(assetBundleName);
// 创建全资源请求
operation = new AssetBundleLoadAssetOperationFull(assetBundleName, assetName, type);
// 添加到等待处理
m_InProgressOperations.Add(operation);
}
return(operation);
}
public static bool LoadAssetAsyncCallback <T>(string assetBundleName, string assetName, Func <T, bool> onAssetLoaded) where T : UnityEngine.Object
{
AssetBundleManager.Initialize();
if (AssetBundleManager.m_Instance)
{
if (string.IsNullOrEmpty(assetBundleName) || string.IsNullOrEmpty(assetName))
{
Debug.LogError("## Empty bundle or asset name: assetBundleName=" + assetBundleName + ", assetName=" + assetName);
return(false);
}
AssetBundleLoadAssetOperation assetBundleLoadAssetOperation = AssetBundleManager.LoadAssetAsync(assetBundleName, assetName, typeof(T));
if (assetBundleLoadAssetOperation != null)
{
if (!AssetBundleManager.m_PendingRoutines.ContainsKey(onAssetLoaded))
{
Coroutine value = AssetBundleManager.m_Instance.StartCoroutine(AssetBundleManager.LoadAssetAsyncCallbackRoutine <T>(assetBundleName, assetBundleLoadAssetOperation, onAssetLoaded));
AssetBundleManager.m_PendingRoutines.Add(onAssetLoaded, value);
}
return(true);
}
}
return(false);
}
private static IEnumerator LoadAssetAsyncCallbackRoutine <T>(string assetBundleName, AssetBundleLoadAssetOperation request, Func <T, bool> onAssetLoaded) where T : UnityEngine.Object
{
yield return(AssetBundleManager.m_Instance.StartCoroutine(request));
if (AssetBundleManager.m_LoadedAssetBundles.ContainsKey(assetBundleName))
{
T asset = request.GetAsset <T>();
if (onAssetLoaded == null || !onAssetLoaded(asset))
{
AssetBundleManager.UnloadAssetBundle(assetBundleName);
}
}
else
{
onAssetLoaded((T)((object)null));
}
if (AssetBundleManager.m_PendingRoutines.ContainsKey(onAssetLoaded))
{
AssetBundleManager.m_PendingRoutines.Remove(onAssetLoaded);
}
yield break;
}
public AssetBundleLoadAssetOperationErrorException(AssetBundleLoadAssetOperation operation)
{
Operation = operation;
RawErrorMessage = operation.GetError();
}
