public static Stream Open(string path)
{
string localPath;
//Andrio跟IOS环境使用沙箱目录
if (Application.platform == RuntimePlatform.Android || Application.platform == RuntimePlatform.IPhonePlayer)
{
localPath = string.Format("{0}/{1}", Application.persistentDataPath, path + ResourceCommon.assetbundleFileSuffix);
}
//Window下使用assetbunlde资源目录
else
{
localPath = ResourceCommon.assetbundleFilePath + path + ResourceCommon.assetbundleFileSuffix;
}
//首先检查沙箱目录中是否有更新资源
if (File.Exists(localPath))
{
return(File.Open(localPath, FileMode.Open, FileAccess.Read, FileShare.Read));
}
//没有的话原始包中查找
else
{
TextAsset text = Resources.Load(path) as TextAsset;
if (null == text)
{
DebugEx.LogError("can not find : " + path + " in OpenText", ResourceCommon.DEBUGTYPENAME);
}
return(new MemoryStream(text.bytes));
}
}
//fileName = "Scene/1"
public ResourceAsyncOperation loadLevel(string fileName, HandleFinishLoadLevel handle, string archiveName = "Level")
{
//使用assetbundle打包
if (UsedAssetBundle)
{
//获取完整路径
string completeName = ArchiveManager.Instance.getPath(archiveName, fileName);
if (mLoadedResourceItem.ContainsKey(completeName))
{
DebugEx.LogError("why you load same level twice, maybe you have not unload last time!!!", ResourceCommon.DEBUGTYPENAME);
return(null);
}
else
{
ResourceAsyncOperation operation = new ResourceAsyncOperation(ResourceRequestType.LOADLEVEL);
mAllRequests.Enqueue(new ResourceRequest(completeName, ResourceType.LEVEL, handle, ResourceRequestType.LOADLEVEL, operation));
return(operation);
}
}
//不使用
else
{
ResourceAsyncOperation operation = new ResourceAsyncOperation(ResourceRequestType.LOADLEVEL);
mAllRequests.Enqueue(new ResourceRequest(fileName, ResourceType.LEVEL, handle, ResourceRequestType.LOADLEVEL, operation));
return(operation);
}
}
public string getPath(string fileName)
{
if (mAllFiles.ContainsKey(fileName))
{
return(fileName + "." + mAllFiles[fileName]); //name+type
}
else
{
DebugEx.LogError("can not find " + fileName, ResourceCommon.DEBUGTYPENAME);
}
return(null);
}
public string getPath(string archiveName, string fileName)
{
if (mAllArchives.ContainsKey(archiveName))
{
return(mAllArchives[archiveName].getPath(fileName));
}
else
{
DebugEx.LogError("can not find " + archiveName, ResourceCommon.DEBUGTYPENAME);
}
return(null);
}
public static byte[] getAssetBundleFileBytes(string path, ref int size)
{
string localPath;
//Andrio跟IOS环境使用沙箱目录
if (Application.platform == RuntimePlatform.Android || Application.platform == RuntimePlatform.IPhonePlayer)
{
localPath = string.Format("{0}/{1}", Application.persistentDataPath, path + ResourceCommon.assetbundleFileSuffix);
}
//Window下使用assetbunlde资源目录
else
{
localPath = ResourceCommon.assetbundleFilePath + path + ResourceCommon.assetbundleFileSuffix;
}
Debug.Log(localPath);
//首先检测沙箱目录中是否有更新资源
if (File.Exists(localPath))
{
try
{
FileStream bundleFile = File.Open(localPath, FileMode.Open, FileAccess.Read);
byte[] bytes = new byte[bundleFile.Length];
bundleFile.Read(bytes, 0, (int)bundleFile.Length);
size = (int)bundleFile.Length;
bundleFile.Close();
return(bytes);
}
catch (Exception e)
{
DebugEx.LogError(e.Message, "CreateAssetBunlde", true);
return(null);
}
}
//原始包中
else
{
TextAsset bundleFile = Resources.Load(path) as TextAsset;
if (null == bundleFile)
{
DebugEx.LogError("load : " + path + " bundleFile error!!!", "CreateAssetBunlde", true);
}
size = bundleFile.bytes.Length;
return(bundleFile.bytes);
}
}
//单个资源加载
ResourceItem _LoadImmediate(string fileName, ResourceType resourceType)
{
//没有该资源，加载
if (!mLoadedResourceItem.ContainsKey(fileName))
{
//资源大小
int assetBundleSize = 0;
byte[] binary = ResourceCommon.getAssetBundleFileBytes(fileName, ref assetBundleSize);
AssetBundle assetBundle = AssetBundle.LoadFromMemory(binary);
if (!assetBundle)
{
DebugEx.LogError("create assetbundle " + fileName + "in _LoadImmediate failed");
}
Object asset = assetBundle.LoadAsset(fileName);
if (!asset)
{
DebugEx.LogError("load assetbundle " + fileName + "in _LoadImmediate failed");
}
//调试用
//DebugEx.LogError("load asset bundle:" + fileName);
ResourceItem ru = new ResourceItem(assetBundle, assetBundleSize, asset, fileName, resourceType);
//添加到资源中
mLoadedResourceItem.Add(fileName, ru);
return(ru);
}
else
{
return(mLoadedResourceItem[fileName]);
}
}
private void handleRequest()
{
//使用assetbundle打包功能
if (UsedAssetBundle)
{
mCurrentRequest = mAllRequests.Dequeue();
//相对Asset的完整资源路径
string fileName = mCurrentRequest.mFileName;
switch (mCurrentRequest.mRequestType)
{
case ResourceRequestType.LOAD:
{
switch (mCurrentRequest.mResourceType)
{
case ResourceType.ASSET:
case ResourceType.PREFAB:
{
if (mLoadedResourceItem.ContainsKey(fileName))
{
//(mLoadedResourceItem[fileName] as ResourceItem).addReferenceCount();
mCurrentRequest.mResourceAsyncOperation.mComplete = true;
mCurrentRequest.mResourceAsyncOperation.mResource = mLoadedResourceItem[fileName] as ResourceItem;
if (null != mCurrentRequest.mHandle)
{
mCurrentRequest.mHandle(mLoadedResourceItem[fileName] as ResourceItem);
}
handleResponse();
}
else
{
//传入相对路径名称
//StartCoroutine(_load(fileName, mCurrentRequest.mHandle, mCurrentRequest.mResourceType, mCurrentRequest.mResourceAsyncOperation));
}
}
break;
case ResourceType.LEVELASSET:
{
DebugEx.LogError("do you real need a single level asset??? this is have not decide!!!", ResourceCommon.DEBUGTYPENAME);
}
break;
case ResourceType.LEVEL:
{
DebugEx.LogError("this is impossible!!!", ResourceCommon.DEBUGTYPENAME);
}
break;
}
}
break;
case ResourceRequestType.UNLOAD:
{
if (!mLoadedResourceItem.ContainsKey(fileName))
{
DebugEx.LogError("can not find " + fileName, ResourceCommon.DEBUGTYPENAME);
}
else
{
//(mLoadedResourceItem[fileName] as ResourceItem).reduceReferenceCount();
}
handleResponse();
}
break;
case ResourceRequestType.LOADLEVEL:
{
StartCoroutine(_loadLevel(fileName, mCurrentRequest.mHandleLevel, ResourceType.LEVEL, mCurrentRequest.mResourceAsyncOperation));
}
break;
case ResourceRequestType.UNLOADLEVEL:
{
if (!mLoadedResourceItem.ContainsKey(fileName))
{
DebugEx.LogError("can not find level " + fileName, ResourceCommon.DEBUGTYPENAME);
}
else
{
//(mLoadedResourceItem[fileName] as ResourceItem).reduceReferenceCount();
if (null != mCurrentRequest.mHandleUnloadLevel)
{
mCurrentRequest.mHandleUnloadLevel();
}
}
handleResponse();
}
break;
}
}
//不使用打包
else
{
mCurrentRequest = mAllRequests.Dequeue();
switch (mCurrentRequest.mRequestType)
{
case ResourceRequestType.LOAD:
{
switch (mCurrentRequest.mResourceType)
{
case ResourceType.ASSET:
case ResourceType.PREFAB:
{
//暂时不处理，直接使用资源相对路径
//StartCoroutine(_load(mCurrentRequest.mFileName, mCurrentRequest.mHandle, mCurrentRequest.mResourceType, mCurrentRequest.mResourceAsyncOperation));
}
break;
case ResourceType.LEVELASSET:
{
DebugEx.LogError("do you real need a single level asset??? this is have not decide!!!", ResourceCommon.DEBUGTYPENAME);
}
break;
case ResourceType.LEVEL:
{
DebugEx.LogError("this is impossible!!!", ResourceCommon.DEBUGTYPENAME);
}
break;
}
}
break;
case ResourceRequestType.UNLOAD:
{
handleResponse();
}
break;
case ResourceRequestType.LOADLEVEL:
{
StartCoroutine(_loadLevel(mCurrentRequest.mFileName, mCurrentRequest.mHandleLevel, ResourceType.LEVEL, mCurrentRequest.mResourceAsyncOperation));
}
break;
case ResourceRequestType.UNLOADLEVEL:
{
if (null != mCurrentRequest.mHandleUnloadLevel)
{
mCurrentRequest.mHandleUnloadLevel();
}
handleResponse();
}
break;
}
}
}
private IEnumerator _loadLevel(string path, HandleFinishLoadLevel handle, ResourceType resourceType, ResourceAsyncOperation operation)
{
//使用assetbundle打包
if (UsedAssetBundle)
{
//根据场景名称获取asset信息
AssetInfo sceneAssetInfo = mAssetInfoManager.GetAssetInfo(path);
//获取该包总大小
operation.mAllDependencesAssetSize = mAssetInfoManager.GetAllAssetSize(sceneAssetInfo);
//获取依赖的asset的索引
foreach (int index in sceneAssetInfo.mDependencys)
{
//根据索引获取依赖的Asset
AssetInfo depencyAsset = mAssetInfoManager.GetAssetInfo(index);
string depencyAssetName = depencyAsset.mName;
//加载场景依赖assetbundle
ResourceItem unit = _LoadImmediate(depencyAssetName, ResourceType.LEVEL);
operation.mLoadDependencesAssetSize += unit.AssetBundleSize;
}
//加载场景assetbundle
int scenAssetBundleSize = 0;
byte[] binary = ResourceCommon.getAssetBundleFileBytes(path, ref scenAssetBundleSize);
AssetBundle assetBundle = AssetBundle.LoadFromMemory(binary);
if (!assetBundle)
{
DebugEx.LogError("create scene assetbundle " + path + "in _LoadImmediate failed");
}
//添加场景大小
operation.mLoadDependencesAssetSize += scenAssetBundleSize;
AsyncOperation asyncOperation = SceneManager.LoadSceneAsync(ResourceCommon.getFileName(path, false));
operation.asyncOperation = asyncOperation;
yield return(asyncOperation);
handleResponse();
operation.asyncOperation = null;
operation.mComplete = true;
operation.mResource = null;
if (null != handle)
{
handle();
}
}
//不使用
else
{
ResourceItem level = new ResourceItem(null, 0, null, path, resourceType);
//获取加载场景名称
string sceneName = ResourceCommon.getFileName(path, true);
AsyncOperation asyncOperation = SceneManager.LoadSceneAsync(sceneName);
operation.asyncOperation = asyncOperation;
yield return(asyncOperation);
handleResponse();
operation.asyncOperation = null;
operation.mComplete = true;
if (null != handle)
{
handle();
}
}
}