/// <summary>
/// 处理依赖关系
/// </summary>
/// <param name="loaded"></param>
public override void ProcessDependency(List <ResPackInfo> loaded)
{
if (string.IsNullOrEmpty(DependencyNames) || loaded == null || loaded.Count == 0)
{
return;
}
string[] tags = DependencyNames.Split(',');
for (int j = 0; j < tags.Length; j++)
{
string tag = tags[j];
for (int i = 0; i < loaded.Count; i++)
{
BundlePackInfo info = loaded[i] as BundlePackInfo;
if (info == null)
{
continue;
}
if (info.Path.Equals(tag, System.StringComparison.OrdinalIgnoreCase))
{
if (Dependencies == null)
{
Dependencies = new List <BundlePackInfo>(1);
}
Dependencies.Add(info);
}
}
}
if (Dependencies == null)
{
JW.Common.Log.LogE("Specify DependencyNames {0}, but no dependency instance. bundle:{1}", DependencyNames, Path);
}
}
public BundleRef(BundlePackInfo info)
{
_info = info;
Path = info.Path;
RefCnt = 1;
}
/// <summary>
/// 卸载资源所属bundle
/// </summary>
/// <param name="ResObj">资源实例</param>
private void UnloadBundle(string path)
{
BundlePackInfo info = GetResPackInfo(path) as BundlePackInfo;
if (info != null)
{
BundleService.GetInstance().Unload(info);
}
}
/// <summary>
/// 同步加载资源
/// </summary>
/// <param name="ResObj">资源实例</param>
private void LoadResource(ResObj resource)
{
//找配置
ResPackInfo packInfo = GetResPackInfo(resource);
if (packInfo != null)
{
if (packInfo.GetPackType() == (byte)ResPackType.ResPackTypeBundle)
{
BundlePackInfo pi = packInfo as BundlePackInfo;
//跟随Resource
if (!pi.Outside && pi.IsNoBundle())
{
// load from Resources
resource.Load();
}
else
{
// load from bundle
// load bundle
BundleService.GetInstance().LoadSync(pi);
// load asset from bundle
AssetBundle bundle = BundleService.GetInstance().GetBundle(packInfo.Path);
if (bundle != null)
{
if (string.IsNullOrEmpty(resource.Ext))
{
resource.Ext = pi.GetResExt(resource.Path);
}
resource.Load(bundle);
}
else
{
JW.Common.Log.LogE("Loading bundle failed for path:{0}, bundle path:{1}", resource.Path, packInfo.Path);
}
}
}
else
{
//二进制类型 直接根据文件路径 获取
resource.Load(packInfo.Path, packInfo.IsOutside(resource.Path));
}
}
else
{
//不从属于任何资源包, 从Resources目录下读取 Editor模式 或者保护为未打包的
resource.Load();
}
}
/// <summary>
/// 卸载bundle，只减引用计数
/// </summary>
/// <param name="pi"></param>
public void Unload(BundlePackInfo pi, bool immediately = false)
{
if (pi == null)
{
return;
}
if (pi.Life == EBundleLife.Immediate)
{
return;
}
BundleRef br = null;
if (_bundleDict.TryGetValue(pi.Path, out br))
{
if (pi.Life == EBundleLife.Cache)
{
if (br.RefCnt > 0)
{
br.RefCnt--;
}
else
{
Log.LogW("Unloading bundle [{0}] while its reference count is zero.", pi.Path);
}
if (br.RefCnt == 0 && immediately)
{
UnloadImmediately(br.Path);
}
}
else if (pi.Life == EBundleLife.Resident)
{
if (br.RefCnt > 1)
{
br.RefCnt--;
}
else
{
JW.Common.Log.LogE("Unloading RESIDENT bundle {0}", br.Path);
}
}
}
else
{
Log.LogW("Unloading bundle which is not exist. path:{0}", pi.Path);
}
}
/// <summary>
/// 取bundle完整路径
/// </summary>
/// <param name="pi"></param>
/// <returns></returns>
string GetBundleFullPath(BundlePackInfo pi, bool withHeader)
{
#if UNITY_EDITOR && !UNITY_EDITOR_OSX
// 在PC上用Windows的Shader包，解决材质丢失问题
if (pi.Path == "Shaders.ab")
{
if (withHeader)
{
return(string.Format("file:///{0}/../../IFS/Build/Win/shaders.ab", Application.dataPath));
}
else
{
return(string.Format("{0}/../../IFS/Build/Win/shaders.ab", Application.dataPath));
}
}
else
#endif
{
if (pi.Outside)
{
if (withHeader)
{
return(FileUtil.CombinePath(FileUtil.GetIFSExtractPathWithHeader(), pi.Path));
}
else
{
return(FileUtil.CombinePath(FileUtil.GetIFSExtractPath(), pi.Path));
}
}
else
{
if (withHeader)
{
return(FileUtil.GetStreamingAssetsPathWithHeader(pi.Path));
}
else
{
return(FileUtil.CombinePath(Application.streamingAssetsPath, pi.Path));
}
}
}
}
/// <summary>
/// bundle资源已加载完
/// </summary>
/// <param name="pi"></param>
public void OnAssetLoaded(BundlePackInfo pi)
{
if (pi == null)
{
return;
}
// 立即卸载 (延帧)
if (pi.Life == EBundleLife.Immediate)
{
if (!_unloadingBundle.ContainsKey(pi.Path))
{
_unloadingBundle.Add(pi.Path, DeferUnloadData.Get());
}
else
{
JW.Common.Log.LogE("Immediately unload bundle when it's already in unloading queue. bundle:{0}", pi.Path);
}
}
}
/// <summary>
/// 异步加载资源
/// </summary>
/// <param name="path">资源路径</param>
/// <returns></returns>
public ResObjRequest GetResourceAsync(string path)
{
if (string.IsNullOrEmpty(path))
{
return(null);
}
// request
ResObjRequest rr = new ResObjRequest();
// complete loading
Action <ResObj> complete = (ResObj r) =>
{
// try repaire
//if (r.Content is GameObject)
//{
// _repaireMachine.Repaire(r.Content as GameObject);
//}
rr.isDone = true;
rr.resource = r;
};
// loading progress
Action <float> progress = (float prog) =>
{
rr.progress = prog;
};
// cache
ResObj resource = _resCache.Add(path);
if (resource.Content != null)
{
//cache包含直接返回
complete(resource);
return(rr);
}
// real loading
ResPackInfo packInfo = GetResPackInfo(resource);
if (packInfo != null)
{
//打包的资源AssetBundle
if (packInfo.GetPackType() == (byte)ResPackType.ResPackTypeBundle)
{
//AssetBundle 信息
BundlePackInfo pi = packInfo as BundlePackInfo;
//补充扩展名
if (string.IsNullOrEmpty(resource.Ext))
{
resource.Ext = pi.GetResExt(resource.Path);
}
// AssetBundle 缓存
AssetBundle bundle = BundleService.GetInstance().GetBundle(packInfo.Path);
if (bundle == null)
{
//不在外且跟随Resource出档了
if (!pi.Outside && pi.IsNoBundle())
{
// in Resources
StartCoroutine(resource.LoadAsync(complete, progress));
}
else
{
// load bundle first
StartCoroutine(BundleService.GetInstance().LoadAsync(pi, delegate(BundleRef bundleRef)
{
if (bundleRef != null && bundleRef.Bundle != null)
{
bundle = bundleRef.Bundle;
//从asset bundle 加载
StartCoroutine(resource.LoadAsync(bundle, complete, progress));
}
else
{
JW.Common.Log.LogE("Async loading bundle failed, resource:{0}, bundle:{1}", path, packInfo.Path);
complete(null);
_resCache.Remove(resource, true);
}
}, delegate(BundlePackInfo failedPackInfo, string error)
{
JW.Common.Log.LogE("Load bundle failed, error:{0}", error);
complete(null);
_resCache.Remove(resource, true);
}));
}
}
else
{
// bundle is exists
// 增加引用计数
BundleService.GetInstance().LoadSync(pi);
// 加载
StartCoroutine(resource.LoadAsync(bundle, complete, progress));
}
}
else
{
//二进制文件包异步获取
StartCoroutine(resource.LoadAsync(packInfo.Path, packInfo.IsOutside(resource.Path), complete, progress));
}
}
else
{
// 非IFS 打包资源，从Resources目录异步读取
//JW.Common.Log.LogD("Load From Resource Async:"+ path);
StartCoroutine(resource.LoadAsync(complete, progress));
}
return(rr);
}
public IEnumerator BatchLoadAsync(JWObjList <BundlePackInfo>[] bundleLists, Action complete, BundleBatchLoadingDelegate progress = null)
{
if (bundleLists == null || bundleLists.Length == 0)
{
if (progress != null)
{
progress(1f);
}
if (complete != null)
{
complete();
}
yield break;
}
int totalBundles = 0;
for (int i = 0; i < bundleLists.Length; ++i)
{
JWObjList <BundlePackInfo> bundles = bundleLists[i];
if (bundles != null)
{
for (int j = 0; j < bundles.Count; ++j)
{
if (bundles[j] != null)
{
++totalBundles;
}
}
}
}
// 并发加载多个bundle
JWObjList <string> failedBundles = null;
Dictionary <string, float> progressDict = new Dictionary <string, float>(totalBundles); // 因为是并发，所以计算进度稍微复杂一些，需要每个bundle的进度收集计算
float step = 1f / totalBundles; // 大致平分每个bundle的加载时间
for (int i = 0; i < bundleLists.Length; ++i)
{
JWObjList <BundlePackInfo> bundles = bundleLists[i];
StartCoroutine(LoadAsync(bundles, delegate(BundleRef bundleRef)
{
// complete one
if (bundleRef != null)
{
// 已加载完成某一个bundle
if (progressDict.ContainsKey(bundleRef.Path))
{
progressDict[bundleRef.Path] = 1f;
}
else
{
progressDict.Add(bundleRef.Path, 1f);
}
}
}, delegate(BundlePackInfo packInfo, string error)
{
if (failedBundles == null)
{
failedBundles = new JWObjList <string>();
}
if (!failedBundles.Contains(packInfo.Path))
{
failedBundles.Add(packInfo.Path);
}
}, delegate(BundlePackInfo packInfo, float prog)
{
// 加载进度回调，会有多次
if (progress != null)
{
// 记录每次每个bundle的进度
if (progressDict.ContainsKey(packInfo.Path))
{
progressDict[packInfo.Path] = prog;
}
else
{
progressDict.Add(packInfo.Path, prog);
}
// 计算总进度
float totalProgress = 0;
for (int bundleListIndex = 0; bundleListIndex < bundleLists.Length; ++bundleListIndex)
{
JWObjList <BundlePackInfo> bundlePackInfos = bundleLists[bundleListIndex];
if (bundlePackInfos != null)
{
for (int bundleIndex = 0; bundleIndex < bundlePackInfos.Count; ++bundleIndex)
{
if (bundlePackInfos[bundleIndex] != null)
{
float eachProg = 0;
if (progressDict.TryGetValue(bundlePackInfos[bundleIndex].Path, out eachProg))
{
totalProgress += eachProg * step;
}
}
}
}
}
progress(totalProgress);
}
}));
}
// 检查是否全部完成
while (true)
{
bool completed = true;
for (int bundleListIndex = 0; bundleListIndex < bundleLists.Length; ++bundleListIndex)
{
JWObjList <BundlePackInfo> bundlePackInfos = bundleLists[bundleListIndex];
if (bundlePackInfos != null)
{
for (int bundleIndex = 0; bundleIndex < bundlePackInfos.Count; ++bundleIndex)
{
BundlePackInfo bundleInfo = bundlePackInfos[bundleIndex];
if (_bundleDict.ContainsKey(bundleInfo.Path))
{
continue;
}
if (failedBundles != null && failedBundles.Contains(bundleInfo.Path))
{
continue;
}
completed = false;
yield return(null);
break;
}
}
if (!completed)
{
break;
}
}
if (completed)
{
if (complete != null)
{
complete();
}
yield break;
}
}
}
/// <summary>
/// 异步加载bundle列表
/// </summary>
/// <param name="packInfo">bundle打包信息</param>
/// <param name="complete">加载完成回调</param>
/// <param name="failure">加载失败回调</param>
/// <param name="loading">加载进度回调</param>
/// <returns></returns>
public IEnumerator LoadAsync(JWObjList <BundlePackInfo> packInfos,
BundleLoadedDelegate complete,
BundleLoadFailedDelegate failure,
BundleLoadingDelegate loading = null)
{
if (packInfos == null)
{
JW.Common.Log.LogE("Async loading bundle with null pack info.");
yield break;
}
//JWObjList<BundleRef> bundleRefs = new JWObjList<BundleRef>();
for (int i = 0; i < packInfos.Count; ++i)
{
BundlePackInfo packInfo = packInfos[i];
if (packInfo != null)
{
// ab has been loaded
BundleRef br = null;
if (_bundleDict.TryGetValue(packInfo.Path, out br))
{
br.RefCnt++;
if (_unloadingBundle.ContainsKey(packInfo.Path))
{
_unloadingBundle.Remove(packInfo.Path);
}
if (loading != null)
{
loading(packInfo, 1f);
}
if (complete != null)
{
complete(br);
}
continue;
}
// loading
if (_loadingBundle.Contains(packInfo.Path))
{
yield return(null);
while (_loadingBundle.Contains(packInfo.Path))
{
yield return(null);
}
if (_bundleDict.TryGetValue(packInfo.Path, out br))
{
br.RefCnt++;
if (complete != null)
{
complete(br);
}
}
continue;
}
if (packInfo.HasFlag(EBundleFlag.UnCompress) || packInfo.HasFlag(EBundleFlag.LZ4))
{
LoadSync(packInfo);
yield break;
}
//LZMA
// 放在加载依赖前，因为加载依赖表示已经开始加载了
_loadingBundle.Add(packInfo.Path);
// dependency
for (int j = 0; packInfo.Dependencies != null && j < packInfo.Dependencies.Count; j++)
{
yield return(StartCoroutine(LoadAsync(packInfo.Dependencies[j], null, null)));
}
// no bundle
if (packInfo.IsNoBundle() && !packInfo.Outside)
{
_loadingBundle.Remove(packInfo.Path);
yield break;
}
// load
string path = GetBundleFullPath(packInfo, true);
JW.Common.Log.LogD("Async load bundle liat path:{0}", path);
UnityWebRequest www = null;
www = UnityWebRequest.GetAssetBundle(path);
yield return(www.SendWebRequest());
// loading progress
if (loading != null)
{
float progress = 0.0f;
while (string.IsNullOrEmpty(www.error) && !www.isDone)
{
if (www.downloadProgress < 0.00001 && www.downloadProgress > -0.00001)
{
progress += 0.01f;
loading(packInfo, progress);
}
else
{
loading(packInfo, www.downloadProgress);
}
yield return(null);
}
if (string.IsNullOrEmpty(www.error))
{
loading(packInfo, 1f);
}
}
_loadingBundle.Remove(packInfo.Path);
// failed
if (!string.IsNullOrEmpty(www.error))
{
JW.Common.Log.LogE("Async loading bundle {0} failed, error:{1}", packInfo.Path, www.error);
if (failure != null)
{
failure(packInfo, www.error);
}
www.Dispose();
continue;
}
AssetBundle ab = DownloadHandlerAssetBundle.GetContent(www);
// succeed
if (ab != null)
{
br = new BundleRef(packInfo);
br.Bundle = ab;
_bundleDict.Add(packInfo.Path, br);
if (complete != null)
{
complete(br);
}
}
www.Dispose();
}
}
}
//异步
#region Load Asynchronize
/// <summary>
/// 异步加载bundle
/// </summary>
/// <param name="packInfo">bundle打包信息</param>
/// <param name="complete">加载完成回调</param>
/// <param name="failure">加载失败回调</param>
/// <param name="loading">加载进度回调</param>
/// <returns></returns>
public IEnumerator LoadAsync(BundlePackInfo packInfo, BundleLoadedDelegate complete, BundleLoadFailedDelegate failure, BundleLoadingDelegate loading = null)
{
if (packInfo == null)
{
JW.Common.Log.LogE("Async loading bundle with null pack info.");
yield break;
}
//判断是否已经加载
BundleRef br = null;
if (_bundleDict.TryGetValue(packInfo.Path, out br))
{
br.RefCnt++;
if (_unloadingBundle.ContainsKey(packInfo.Path))
{
_unloadingBundle.Remove(packInfo.Path);
}
if (loading != null)
{
loading(packInfo, 1f);
}
if (complete != null)
{
complete(br);
}
yield break;
}
// 正在加载
if (_loadingBundle.Contains(packInfo.Path))
{
yield return(null);
while (_loadingBundle.Contains(packInfo.Path))
{
yield return(null);
}
if (_bundleDict.TryGetValue(packInfo.Path, out br))
{
br.RefCnt++;
if (complete != null)
{
complete(br);
}
}
yield break;
}
//LoadFormFile 同步加载
if (packInfo.HasFlag(EBundleFlag.UnCompress) || packInfo.HasFlag(EBundleFlag.LZ4))
{
LoadSync(packInfo);
yield break;
}
//LZMA
_loadingBundle.Add(packInfo.Path);
// 依赖
for (int i = 0; packInfo.Dependencies != null && i < packInfo.Dependencies.Count; i++)
{
yield return(StartCoroutine(LoadAsync(packInfo.Dependencies[i], null, null)));
}
// 内部含有
if (packInfo.IsNoBundle() && !packInfo.Outside)
{
_loadingBundle.Remove(packInfo.Path);
if (failure != null)
{
failure(packInfo, "");
}
yield break;
}
{
//对于LZMA AssetBundle.LoadFromFileAsync 会占用解压内存
//手册说用UnityWebRequest 可以首次解压 后缓存，但对于本地的包又说用AssetBundle.LoadFromFileAsync
string path = GetBundleFullPath(packInfo, false);
JW.Common.Log.LogD("Async load bundle path:{0}", path);
AssetBundleCreateRequest www = AssetBundle.LoadFromFileAsync(path);
float progress = 0.0f;
while (!www.isDone)
{
if (loading != null)
{
if (www.progress < 0.00001 && www.progress > -0.00001)
{
progress += 0.01f;
loading(packInfo, progress);
}
else
{
loading(packInfo, www.progress);
}
}
yield return(null);
}
_loadingBundle.Remove(packInfo.Path);
// failed
if (www.assetBundle == null)
{
JW.Common.Log.LogE("Async loading bundle {0} failed, error:{1}", path, "");
if (failure != null)
{
failure(packInfo, "");
}
www = null;
yield break;
}
if (loading != null)
{
loading(packInfo, 1f);
}
// succeed
if (www.assetBundle != null)
{
br = new BundleRef(packInfo);
br.Bundle = www.assetBundle;
_bundleDict.Add(packInfo.Path, br);
if (complete != null)
{
complete(br);
}
}
www = null;
}
/*Test2
* {
* string path = GetBundleFullPath(packInfo, true);
* JW.Common.Log.LogD("Async load bundle use UnityWebRequest path:{0}", path);
* UnityWebRequest www = UnityWebRequest.GetAssetBundle(path);
* yield return www.SendWebRequest();
* float progress = 0.0f;
* while (!www.isDone)
* {
* if (loading != null)
* {
* if (www.downloadProgress < 0.00001 && www.downloadProgress > -0.00001)
* {
* progress += 0.01f;
* loading(packInfo, progress);
* }
* else
* {
* loading(packInfo, www.downloadProgress);
* }
* }
* yield return null;
* }
*
* _loadingBundle.Remove(packInfo.Path);
* // failed
* AssetBundle ab = DownloadHandlerAssetBundle.GetContent(www);
* if (ab == null)
* {
* JW.Common.Log.LogE("Async loading bundle use UnityWebRequest {0} failed, error:{1}", path, "");
* if (failure != null)
* {
* failure(packInfo, "");
* }
* www.Dispose();
* www = null;
* yield break;
* }
*
* if (loading != null)
* {
* loading(packInfo, 1f);
* }
*
* // succeed
* if (ab != null)
* {
* br = new BundleRef(packInfo);
* br.Bundle = ab;
* _bundleDict.Add(packInfo.Path, br);
*
* if (complete != null)
* {
* complete(br);
* }
* }
* www.Dispose();
* www = null;
* }*/
}
/// <summary>
/// 同步加载bundle
/// </summary>
/// <param name="packInfo">bundle打包信息</param>
public void LoadSync(BundlePackInfo packInfo)
{
if (packInfo == null)
{
JW.Common.Log.LogE("Sync loading bundle with null pack info.");
return;
}
//是否已经加载
BundleRef br = null;
if (_bundleDict.TryGetValue(packInfo.Path, out br))
{
br.RefCnt++;
if (_unloadingBundle.ContainsKey(packInfo.Path))
{
_unloadingBundle.Remove(packInfo.Path);
}
return;
}
// 是否正在加载
if (_loadingBundle.Contains(packInfo.Path))
{
JW.Common.Log.LogE("Bundle is loading when load sync. bundle:{0}", packInfo.Path);
return;
}
// 依赖
for (int i = 0; packInfo.Dependencies != null && i < packInfo.Dependencies.Count; i++)
{
LoadSync(packInfo.Dependencies[i]);
}
//干活
AssetBundle ab = null;
string path = GetBundleFullPath(packInfo, false);
JW.Common.Log.LogD("Sync load bundle path:{0}", path);
//
if (packInfo.HasFlag(EBundleFlag.UnCompress) || packInfo.HasFlag(EBundleFlag.LZ4))
{
ab = AssetBundle.LoadFromFile(path);
}
else
{
//LZMA 压缩的AssetBundle
//LZMA压缩的 u2017可以直接通过 LoadFromFile 创建支持StreamingAssetPath 内存占用大
ab = AssetBundle.LoadFromFile(path);
/*
* byte[] bytes = null;
* //优先外围目录
* if (FileUtil.IsExistInIFSExtraFolder(packInfo.Path))
* {
* bytes = File.ReadAllBytes(path);
* }
* else
* {
*
* //StreamingAsset目录的
#if UNITY_ANDROID && !UNITY_EDITOR
* bytes = NativeHelper.Android_ReadFileInAssets(packInfo.Path);
#else
* bytes = File.ReadAllBytes(path);
#endif
* }
*
* if (null != bytes)
* {
* //注意
* //https://unity3d.com/cn/learn/tutorials/topics/best-practices/assetbundle-fundamentals?playlist=30089
* //The peak amount of memory consumed by this API will be at least twice the size of the AssetBundle:
* ab = AssetBundle.LoadFromMemory(bytes);
* }*/
}
// 完成
if (ab != null)
{
br = new BundleRef(packInfo);
br.Bundle = ab;
_bundleDict.Add(packInfo.Path, br);
}
}
/// <summary>
/// bundle中资源已被加载
/// </summary>
/// <param name="assetPath">资源路径</param>
public void OnAssetLoaded(string assetPath)
{
BundlePackInfo pi = GetPackInfo(assetPath);
OnAssetLoaded(pi);
}