public async UniTask <T> GetAssetAsync <T>(string packageName, string assetName, AssetLoadArgs args = null) where T : UnityEngine.Object
{
if (GameEnvironment.Instance.config.LoadAssetPathType == LoadAssetPathType.Editor)
{
return(EditorLoadAsset <T>(packageName, assetName));
}
else
{
AssetPackage package = await LoadAssetBundleAsync(packageName);
if (package == null)
{
throw new OperationCanceledException();
}
T result = await package.LoadAssetAsync <T>(assetName);
ReleaseAssetBundle(package?.name);
if (args != null && args.canceled)
{
throw new OperationCanceledException();
}
return(result);
}
}
private async UniTask m_LoadScene(string packageName, string sceneName)
{
AssetPackage ab = await LoadAssetBundleAsync(StringToLower(packageName));
await SceneManager.LoadSceneAsync(sceneName);
ReleaseAssetBundle(ab.name);
}
/// <summary>
/// 这个函数推荐最开始就加载
/// </summary>
/// <param name="shaderPackageName"></param>
public void CacheAllShader(string packageName)
{
AssetPackage ab = LoadAssetBundle(packageName);
ab?.CacheAllAsset();
Shader.WarmupAllShaders();
ReleaseAssetBundle(ab?.name);
}
public void UnloadAssetBundle(AssetPackage bundle, bool unloadAllLoadedObjects = true)
{
if (GameEnvironment.Instance.config.LoadAssetPathType != LoadAssetPathType.Editor)
{
HFLog.L("卸载Assetbundle " + bundle.name);
bundle.unloading = true;
ReleaseAssetBundle(bundle.name);
allAssetBundleDic.Remove(bundle.name);
bundle.Unload(unloadAllLoadedObjects);
}
}
/// <summary>
/// 卸载某一个 assetbundle 通过名字
/// </summary>
/// <param name="name"></param>
/// <param name="b">是否卸载压出来的的东西</param>
public void UnloadAssetBundle(string packageName, bool unloadAllLoadedObjects = true)
{
if (GameEnvironment.Instance.config.LoadAssetPathType != LoadAssetPathType.Editor)
{
AssetPackage bundle = GetAssetBundle(packageName);
if (bundle != null)
{
UnloadAssetBundle(bundle, unloadAllLoadedObjects);
}
}
}
public AssetPackage GetAssetBundle(string packageName)
{
packageName = StringToLower(packageName);
AssetPackage result = null;
if (!string.IsNullOrEmpty(packageName))
{
allAssetBundleDic.TryGetValue(packageName, out result);
}
return(result);
}
private AssetPackage RawLoadAssetBundle(string packageName)
{
AssetBundle bundle = AssetBundle.LoadFromFile(AutoGetResourcePath(packageName, false));
AssetPackage package = null;
if (bundle != null)
{
package = new AssetPackage(bundle, packageName);
allAssetBundleDic.Add(bundle.name, package);
}
return(package);
}
private async UniTask <AssetPackage> RawLoadAssetBundleAsync(string packageName)
{
AssetBundle assetbundle = await AssetBundle.LoadFromFileAsync(AutoGetResourcePath(packageName, false));
AssetPackage package = null;
if (assetbundle != null)
{
package = new AssetPackage(assetbundle, packageName);
allAssetBundleDic.Add(package.name, package);
}
return(package);
}
/// <summary>
/// 递归引用计数-1
/// </summary>
/// <param name="name"></param>
public void ReleaseAssetBundle(string packageName)
{
AssetPackage bundle = GetAssetBundle(packageName);
if (bundle != null)
{
bundle.Release();
}
string[] list = GetAssetBundleDependencies(packageName);
for (int i = 0; i < list.Length; i++)
{
ReleaseAssetBundle(list[i]);
}
}
/// <summary>
/// 加载一系列 的assetbundle
/// </summary>
/// <param name="list"></param>
/// <returns></returns>
public List <AssetPackage> LoadAssetBundles(string[] list)
{
List <AssetPackage> bundles = new List <AssetPackage>();
for (int i = 0; i < list.Length; i++)
{
AssetPackage bundle = LoadAssetBundle(list[i]);
if (bundle != null)
{
bundles.Add(bundle);
}
}
return(bundles);
}
/// <summary>
/// 通用的以同步方式获取一个资源 封装了编辑器 和 ab 两种加载方法
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="packageName"></param>
/// <param name="assetName"></param>
/// <returns></returns>
public T GetAsset <T>(string packageName, string assetName) where T : UnityEngine.Object
{
if (GameEnvironment.Instance.config.LoadAssetPathType == LoadAssetPathType.Editor)
{
return(EditorLoadAsset <T>(packageName, assetName));
}
else
{
AssetPackage ab = LoadAssetBundle(packageName);
T result = ab?.LoadAsset <T>(assetName);
ReleaseAssetBundle(ab?.name);
return(result);
}
}
/// <summary>
/// 使用这个方法 如果在编辑器首先需要在 EditorSetting 里把 SpritePacker 设置成Always Enabled 在运行之前build一下图集 才能显示
/// </summary>
/// <param name="packageName">assetbundle名字</param>
/// <param name="atlasName">图集名字</param>
/// <param name="spriteName">图片名字</param>
/// <returns></returns>
public Sprite GetSpriteByAtlas(string packageName, string atlasName, string spriteName)
{
if (GameEnvironment.Instance.config.LoadAssetPathType == LoadAssetPathType.Editor)
{
SpriteAtlas atlas = EditorLoadAsset <SpriteAtlas>(packageName, atlasName);
return(atlas.GetSprite(spriteName));
}
else
{
AssetPackage ab = LoadAssetBundle(packageName);
Sprite sp = ab?.LoadSprite(atlasName, spriteName);
ReleaseAssetBundle(ab.name);
return(sp);
}
}
public void LoadHotFixAssembly(string packageName, string dllName, Action <byte[], byte[]> callback)
{
//代码 在编辑器 里默认走streamingAssets 生成dll 运行即可
if (GameEnvironment.Instance.config.LoadAssetPathType == LoadAssetPathType.Editor)
{
EditorLoadHotFixAssembly(packageName, dllName, callback);
}
else
{
AssetPackage ab = LoadAssetBundle(packageName);
TextAsset text = ab?.LoadAsset <TextAsset>(dllName + ".dll");
if (callback != null)
{
callback(text.bytes, null);
}
UnloadAssetBundle(ab, true);
}
}
private async UniTaskVoid m_LoadAssetsBundlesAsync(string[] list, Action <float> progressCallback)
{
List <AssetPackage> bundles = new List <AssetPackage>();
for (int i = 0; i < list.Length; i++)
{
AssetPackage bundle = await LoadAssetBundleAsync(list[i]);
if (bundle != null)
{
bundles.Add(bundle);
}
if (progressCallback != null)
{
progressCallback((bundles.Count + 0.0f) / list.Length);
}
}
}
/// <summary>
/// 异步递归加载 assetbundle
/// </summary>
/// <param name="assetBundleName"></param>
/// <param name="finishCallback"></param>
public async UniTask <AssetPackage> LoadAssetBundleAsync(string packageName)
{
packageName = StringToLower(packageName);
AssetPackage package = null;
if (!allAssetBundleDic.TryGetValue(packageName, out package))
{
string[] list = GetAssetBundleDependencies(packageName);
for (int i = 0; i < list.Length; i++)
{
await LoadAssetBundleAsync(list[i]);
}
package = await RawLoadAssetBundleAsync(packageName);
}
package?.Retain();
return(package);
}
/// <summary>
/// 一般来说，尽可能使用AssetBundle.LoadFromFile。该API在速度，磁盘使用率和运行时内存使用方面是最有效的
/// </summary>
public AssetPackage LoadAssetBundle(string packageName)
{
packageName = StringToLower(packageName);
AssetPackage package = null;
//判断是否已经加载bundle
if (!allAssetBundleDic.TryGetValue(packageName, out package))
{
//获取依赖
string[] list = GetAssetBundleDependencies(packageName);
for (int i = 0; i < list.Length; i++)
{
//加载依赖
LoadAssetBundle(list[i]);
}
package = RawLoadAssetBundle(packageName);
}
package?.Retain();
return(package);
}
