Update CHANGELOG.md

新增初始化参数 BundleLoadingMaxConcurrency

Assets/YooAsset/CHANGELOG.md

@@ -2,6 +2,86 @@
 
 All notable changes to this package will be documented in this file.
 
+## [2.3.8] - 2025-04-17
+
+### Improvements
+
+- 扩展工程里增加了“图集丢失变白块的解决方案”的相关代码。
+
+### Fixed
+
+- (#528) 修复了微信小游戏平台WXFSClearUnusedBundleFiles无法清理的问题。
+- (#531) 修复了微信小游戏平台WXFSClearUnusedBundleFiles没有适配BundleName_HashName命名方式。
+- (#533) 修复了Editor程序集下无法访问YooAsset.Editor程序集里的internal字段的问题。
+- (#534) 修复了资源报告窗口AssetView视图里，依赖资源包列表显示不准确的问题。
+
+## [2.3.7] - 2025-04-01
+
+### Improvements
+
+- (#526) 运行时资源清单的哈希值验证兼容了MD5和CRC32两种方式。
+- (#515) 优化了资源路径大小写不敏感的逻辑代码，减少字符串操作产生的GC。
+- (#523) UnloadUnusedAssetsOperation方法支持了分帧处理。
+
+### Fixed
+
+- (#520) 修复了UWP平台获取WWW加载路径未适配的问题。
+
+### Added
+
+- 新增了文件系统初始化参数：INSTALL_CLEAR_MODE
+
+  ```csharp
+  /// <summary>
+  /// 覆盖安装清理模式
+  /// </summary>
+  public enum EOverwriteInstallClearMode
+  {
+      /// <summary>
+      /// 不做任何处理
+      /// </summary>
+      None = 0,
+   
+      /// <summary>
+      /// 清理所有缓存文件（包含资源文件和清单文件）
+      /// </summary>
+      ClearAllCacheFiles = 1,
+   
+      /// <summary>
+      /// 清理所有缓存的资源文件
+      /// </summary>
+      ClearAllBundleFiles = 2,
+   
+      /// <summary>
+      /// 清理所有缓存的清单文件
+      /// </summary>
+      ClearAllManifestFiles = 3,
+  }
+  ```
+
+- 新增了初始化参数：BundleLoadingMaxConcurrency
+
+  ```csharp
+  public abstract class InitializeParameters
+  {
+      /// <summary>
+      /// 同时加载Bundle文件的最大并发数
+      /// </summary>
+      public int BundleLoadingMaxConcurrency = int.MaxValue;
+  }
+  ```
+
+## [2.3.6] - 2025-03-25
+
+### Improvements
+
+- 构建管线新增了TaskCreateCatalog任务节点。
+- 内置文件系统的catalog文件现在存储在streammingAssets目录下。
+
+### Fixed
+
+- (#486) 修复了微信小游戏文件系统调用ClearUnusedBundleFiles时候的异常。
+
 ## [2.3.5-preview] - 2025-03-14
 
 ### Fixed

Assets/YooAsset/Editor/Assembly/AssemblyInfo.cs

@@ -0,0 +1,5 @@
+using System.Runtime.CompilerServices;
+
+// 外部友元
+[assembly: InternalsVisibleTo("YooAsset.EditorExtension")]
+[assembly: InternalsVisibleTo("Assembly-CSharp-Editor")]

Assets/YooAsset/Editor/Assembly/AssemblyInfo.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 56ea224b45d314e4a86b558404e9b6c8
+guid: ef774f01e50ab0a4d88122041938a6b9
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/BaseTasks/TaskCreateCatalog.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEditor;
+
+namespace YooAsset.Editor
+{
+    public class TaskCreateCatalog
+    {
+        /// <summary>
+        /// 生成内置资源记录文件
+        /// </summary>
+        internal void CreateCatalogFile(BuildParametersContext buildParametersContext)
+        {
+            string buildinRootDirectory = buildParametersContext.GetBuildinRootDirectory();
+            string buildPackageName = buildParametersContext.Parameters.PackageName;
+            DefaultBuildinFileSystemBuild.CreateBuildinCatalogFile(buildPackageName, buildinRootDirectory);
+
+            // 刷新目录
+            AssetDatabase.Refresh();
+        }
+    }
+}

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/BaseTasks/TaskCreateCatalog.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 2d2c835e5e40ca34d93480587c8125df
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/BaseTasks/TaskCreateManifest.cs

@@ -30,7 +30,7 @@ namespace YooAsset.Editor
 
             // 创建新补丁清单
             PackageManifest manifest = new PackageManifest();
-            manifest.FileVersion = YooAssetSettings.ManifestFileVersion;
+            manifest.FileVersion = ManifestDefine.FileVersion;
             manifest.EnableAddressable = buildMapContext.Command.EnableAddressable;
             manifest.LocationToLower = buildMapContext.Command.LocationToLower;
             manifest.IncludeAssetGUID = buildMapContext.Command.IncludeAssetGUID;

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/BuiltinBuildPipeline/BuildTasks/TaskCreateCatalog_BBP.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEditor;
+using UnityEngine;
+
+namespace YooAsset.Editor
+{
+    public class TaskCreateCatalog_BBP : TaskCreateCatalog, IBuildTask
+    {
+        void IBuildTask.Run(BuildContext context)
+        {
+            var buildParametersContext = context.GetContextObject<BuildParametersContext>();
+            if (buildParametersContext.Parameters.BuildinFileCopyOption != EBuildinFileCopyOption.None)
+            {
+                CreateCatalogFile(buildParametersContext);
+            }
+        }
+    }
+}

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/BuiltinBuildPipeline/BuildTasks/TaskCreateCatalog_BBP.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 8fe3d00b03dc9c64a96b7acfdf99b54c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/BuiltinBuildPipeline/BuiltinBuildPipeline.cs

@@ -36,6 +36,7 @@ namespace YooAsset.Editor
                     new TaskCreateReport_BBP(),
                     new TaskCreatePackage_BBP(),
                     new TaskCopyBuildinFiles_BBP(),
+                    new TaskCreateCatalog_BBP()
                 };
             return pipeline;
         }

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/RawFileBuildPipeline/BuildTasks/TaskCreateCatalog_RFBP.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEditor;
+using UnityEngine;
+
+namespace YooAsset.Editor
+{
+    public class TaskCreateCatalog_RFBP : TaskCreateCatalog, IBuildTask
+    {
+        void IBuildTask.Run(BuildContext context)
+        {
+            var buildParametersContext = context.GetContextObject<BuildParametersContext>();
+            if (buildParametersContext.Parameters.BuildinFileCopyOption != EBuildinFileCopyOption.None)
+            {
+                CreateCatalogFile(buildParametersContext);
+            }
+        }
+    }
+}

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/RawFileBuildPipeline/BuildTasks/TaskCreateCatalog_RFBP.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 563771ecaff17ee498b5fda7c1132e62
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/RawFileBuildPipeline/RawFileBuildPipeline.cs

@@ -38,6 +38,7 @@ namespace YooAsset.Editor
                     new TaskCreateReport_RFBP(),
                     new TaskCreatePackage_RFBP(),
                     new TaskCopyBuildinFiles_RFBP(),
+                    new TaskCreateCatalog_RFBP()
                 };
             return pipeline;
         }

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/ScriptableBuildPipeline/BuildTasks/TaskCreateCatalog_SBP.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEditor;
+using UnityEngine;
+
+namespace YooAsset.Editor
+{
+    public class TaskCreateCatalog_SBP : TaskCreateCatalog, IBuildTask
+    {
+        void IBuildTask.Run(BuildContext context)
+        {
+            var buildParametersContext = context.GetContextObject<BuildParametersContext>();
+            if (buildParametersContext.Parameters.BuildinFileCopyOption != EBuildinFileCopyOption.None)
+            {
+                CreateCatalogFile(buildParametersContext);
+            }
+        }
+    }
+}

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/ScriptableBuildPipeline/BuildTasks/TaskCreateCatalog_SBP.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: d8241b1eb8e22874b84d279dae9bbd1b
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Editor/AssetBundleBuilder/BuildPipeline/ScriptableBuildPipeline/ScriptableBuildPipeline.cs

@@ -36,6 +36,7 @@ namespace YooAsset.Editor
                     new TaskCreateReport_SBP(),
                     new TaskCreatePackage_SBP(),
                     new TaskCopyBuildinFiles_SBP(),
+                    new TaskCreateCatalog_SBP()
                 };
             return pipeline;
         }

Assets/YooAsset/Editor/AssetBundleReporter/VisualViewers/ReporterAssetListViewer.cs

@@ -238,9 +238,8 @@ namespace YooAsset.Editor
             ReportAssetInfo assetInfo = assetTableData.AssetInfo;
 
             // 填充依赖数据
-            var mainBundle = _buildReport.GetBundleInfo(assetInfo.MainBundleName);
-            var sourceDatas = new List<ITableData>(mainBundle.DependBundles.Count);
-            foreach (string dependBundleName in mainBundle.DependBundles)
+            var sourceDatas = new List<ITableData>(assetInfo.DependBundles.Count);
+            foreach (string dependBundleName in assetInfo.DependBundles)
             {
                 var dependBundle = _buildReport.GetBundleInfo(dependBundleName);
                 var rowData = new DependTableData();

Assets/YooAsset/Runtime/Assembly/AssemblyInfo.cs

@@ -1,7 +1,10 @@
 using System.Runtime.CompilerServices;
 
+// 内部友元
 [assembly: InternalsVisibleTo("YooAsset.Editor")]
-[assembly: InternalsVisibleTo("YooAsset.EditorExtension")]
-[assembly: InternalsVisibleTo("YooAsset.RuntimeExtension")]
 [assembly: InternalsVisibleTo("YooAsset.Test.Editor")]
+
+// 外部友元
+[assembly: InternalsVisibleTo("YooAsset.RuntimeExtension")]
+[assembly: InternalsVisibleTo("YooAsset.EditorExtension")]
 [assembly: InternalsVisibleTo("Assembly-CSharp-Editor")]

Assets/YooAsset/Runtime/DownloadSystem/DownloadParam.cs

@@ -1,30 +0,0 @@
-
-namespace YooAsset
-{
-    internal class DownloadParam
-    {
-        public readonly int FailedTryAgain;
-        public readonly int Timeout;
-
-        /// <summary>
-        /// 导入的本地文件路径
-        /// </summary>
-        public string ImportFilePath { set; get; }
-
-        /// <summary>
-        /// 主资源地址
-        /// </summary>
-        public string MainURL { set; get; }
-
-        /// <summary>
-        /// 备用资源地址
-        /// </summary>
-        public string FallbackURL { set; get; }
-
-        public DownloadParam(int failedTryAgain, int timeout)
-        {
-            FailedTryAgain = failedTryAgain;
-            Timeout = timeout;
-        }
-    }
-}

Assets/YooAsset/Runtime/DownloadSystem/DownloadSystemHelper.cs

@@ -67,7 +67,7 @@ namespace YooAsset
             }
 #elif UNITY_STANDALONE_OSX
             url = new System.Uri(path).ToString();
-#elif UNITY_STANDALONE
+#elif UNITY_STANDALONE || UNITY_WSA
             url = StringUtility.Format("file:///{0}", path);
 #else
             throw new System.NotImplementedException();

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/CatalogDefine.cs

@@ -0,0 +1,21 @@
+
+namespace YooAsset
+{
+    internal class CatalogDefine
+    {
+        /// <summary>
+        /// 文件极限大小（100MB）
+        /// </summary>
+        public const int FileMaxSize = 104857600;
+
+        /// <summary>
+        /// 文件头标记
+        /// </summary>
+        public const uint FileSign = 0x133C5EE;
+
+        /// <summary>
+        /// 文件格式版本
+        /// </summary>
+        public const string FileVersion = "1.0.0";
+    }
+}

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/CatalogDefine.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c6be7b8be0b51784997c959b370193e9
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/CatalogTools.cs

@@ -0,0 +1,102 @@
+using System;
+using System.IO;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace YooAsset
+{
+    internal static class CatalogTools
+    {
+        /// <summary>
+        /// 序列化（JSON文件）
+        /// </summary>
+        public static void SerializeToJson(string savePath, DefaultBuildinFileCatalog catalog)
+        {
+            string json = JsonUtility.ToJson(catalog, true);
+            FileUtility.WriteAllText(savePath, json);
+        }
+
+        /// <summary>
+        /// 反序列化（JSON文件）
+        /// </summary>
+        public static DefaultBuildinFileCatalog DeserializeFromJson(string jsonContent)
+        {
+            return JsonUtility.FromJson<DefaultBuildinFileCatalog>(jsonContent);
+        }
+
+        /// <summary>
+        /// 序列化（二进制文件）
+        /// </summary>
+        public static void SerializeToBinary(string savePath, DefaultBuildinFileCatalog catalog)
+        {
+            using (FileStream fs = new FileStream(savePath, FileMode.Create))
+            {
+                // 创建缓存器
+                BufferWriter buffer = new BufferWriter(CatalogDefine.FileMaxSize);
+
+                // 写入文件标记
+                buffer.WriteUInt32(CatalogDefine.FileSign);
+
+                // 写入文件版本
+                buffer.WriteUTF8(CatalogDefine.FileVersion);
+
+                // 写入文件头信息
+                buffer.WriteUTF8(catalog.PackageName);
+                buffer.WriteUTF8(catalog.PackageVersion);
+
+                // 写入资源包列表
+                buffer.WriteInt32(catalog.Wrappers.Count);
+                for (int i = 0; i < catalog.Wrappers.Count; i++)
+                {
+                    var fileWrapper = catalog.Wrappers[i];
+                    buffer.WriteUTF8(fileWrapper.BundleGUID);
+                    buffer.WriteUTF8(fileWrapper.FileName);
+                }
+
+                // 写入文件流
+                buffer.WriteToStream(fs);
+                fs.Flush();
+            }
+        }
+
+        /// <summary>
+        /// 反序列化（二进制文件）
+        /// </summary>
+        public static DefaultBuildinFileCatalog DeserializeFromBinary(byte[] binaryData)
+        {
+            // 创建缓存器
+            BufferReader buffer = new BufferReader(binaryData);
+
+            // 读取文件标记
+            uint fileSign = buffer.ReadUInt32();
+            if (fileSign != CatalogDefine.FileSign)
+                throw new Exception("Invalid catalog file !");
+
+            // 读取文件版本
+            string fileVersion = buffer.ReadUTF8();
+            if (fileVersion != CatalogDefine.FileVersion)
+                throw new Exception($"The catalog file version are not compatible : {fileVersion} != {CatalogDefine.FileVersion}");
+
+            DefaultBuildinFileCatalog catalog = new DefaultBuildinFileCatalog();
+            {
+                // 读取文件头信息
+                catalog.FileVersion = fileVersion;
+                catalog.PackageName = buffer.ReadUTF8();
+                catalog.PackageVersion = buffer.ReadUTF8();
+
+                // 读取资源包列表
+                int fileCount = buffer.ReadInt32();
+                catalog.Wrappers = new List<DefaultBuildinFileCatalog.FileWrapper>(fileCount);
+                for (int i = 0; i < fileCount; i++)
+                {
+                    var fileWrapper = new DefaultBuildinFileCatalog.FileWrapper();
+                    fileWrapper.BundleGUID = buffer.ReadUTF8();
+                    fileWrapper.FileName = buffer.ReadUTF8();
+                    catalog.Wrappers.Add(fileWrapper);
+                }
+            }
+
+            return catalog;
+        }
+    }
+}

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/CatalogTools.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: cf87ffe3b3de69942ac16640a330dd37
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileCatalog.cs

@@ -1,27 +1,27 @@
 using System;
+using System.IO;
 using System.Collections.Generic;
-using UnityEngine;
 
 namespace YooAsset
 {
     /// <summary>
     /// 内置资源清单目录
     /// </summary>
-    internal class DefaultBuildinFileCatalog : ScriptableObject
+    [Serializable]
+    internal class DefaultBuildinFileCatalog
     {
         [Serializable]
         public class FileWrapper
         {
             public string BundleGUID;
             public string FileName;
-
-            public FileWrapper(string bundleGUID, string fileName)
-            {
-                BundleGUID = bundleGUID;
-                FileName = fileName;
-            }
         }
 
+        /// <summary>
+        /// 文件版本
+        /// </summary>
+        public string FileVersion;
+
         /// <summary>
         /// 包裹名称
         /// </summary>

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystem.cs

@@ -58,6 +58,11 @@ namespace YooAsset
         /// </summary>
         public EFileVerifyLevel FileVerifyLevel { private set; get; } = EFileVerifyLevel.Middle;
 
+        /// <summary>
+        /// 自定义参数：覆盖安装缓存清理模式
+        /// </summary>
+        public EOverwriteInstallClearMode InstallClearMode { private set; get; } = EOverwriteInstallClearMode.ClearAllManifestFiles;
+
         /// <summary>
         /// 自定义参数：数据文件追加文件格式
         /// </summary>
@@ -104,15 +109,15 @@ namespace YooAsset
             var operation = new DBFSRequestPackageVersionOperation(this);
             return operation;
         }
-        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
         {
-            return _unpackFileSystem.ClearCacheFilesAsync(manifest, clearMode, clearParam);
+            return _unpackFileSystem.ClearCacheFilesAsync(manifest, options);
         }
-        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
         {
             // 注意：业务层的解压下载器会依赖内置文件系统的下载方法
-            param.ImportFilePath = GetBuildinFileLoadPath(bundle);
-            return _unpackFileSystem.DownloadFileAsync(bundle, param);
+            options.ImportFilePath = GetBuildinFileLoadPath(bundle);
+            return _unpackFileSystem.DownloadFileAsync(bundle, options);
         }
         public virtual FSLoadBundleOperation LoadBundleFile(PackageBundle bundle)
         {
@@ -145,6 +150,10 @@ namespace YooAsset
             {
                 FileVerifyLevel = (EFileVerifyLevel)value;
             }
+            else if (name == FileSystemParametersDefine.INSTALL_CLEAR_MODE)
+            {
+                InstallClearMode = (EOverwriteInstallClearMode)value;
+            }
             else if (name == FileSystemParametersDefine.APPEND_FILE_EXTENSION)
             {
                 AppendFileExtension = Convert.ToBoolean(value);
@@ -184,6 +193,7 @@ namespace YooAsset
             _unpackFileSystem = new DefaultUnpackFileSystem();
             _unpackFileSystem.SetParameter(FileSystemParametersDefine.REMOTE_SERVICES, remoteServices);
             _unpackFileSystem.SetParameter(FileSystemParametersDefine.FILE_VERIFY_LEVEL, FileVerifyLevel);
+            _unpackFileSystem.SetParameter(FileSystemParametersDefine.INSTALL_CLEAR_MODE, InstallClearMode);
             _unpackFileSystem.SetParameter(FileSystemParametersDefine.APPEND_FILE_EXTENSION, AppendFileExtension);
             _unpackFileSystem.SetParameter(FileSystemParametersDefine.DECRYPTION_SERVICES, DecryptionServices);
             _unpackFileSystem.OnCreate(packageName, null);
@@ -336,10 +346,9 @@ namespace YooAsset
             string fileName = YooAssetSettingsData.GetManifestBinaryFileName(PackageName, packageVersion);
             return PathUtility.Combine(_packageRoot, fileName);
         }
-        public string GetCatalogFileLoadPath()
+        public string GetCatalogBinaryFileLoadPath()
         {
-            string fileName = Path.GetFileNameWithoutExtension(DefaultBuildinFileSystemDefine.BuildinCatalogFileName);
-            return YooAssetSettingsData.GetYooResourcesLoadPath(PackageName, fileName);
+            return PathUtility.Combine(_packageRoot, DefaultBuildinFileSystemDefine.BuildinCatalogBinaryFileName);
         }
 
         /// <summary>

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystemBuild.cs

@@ -17,10 +17,6 @@ namespace YooAsset
         {
             YooLogger.Log("Begin to create catalog file !");
 
-            string savePath = YooAssetSettingsData.GetYooResourcesFullPath();
-            if (UnityEditor.AssetDatabase.DeleteAsset(savePath))
-                UnityEditor.AssetDatabase.Refresh();
-
             string rootPath = YooAssetSettingsData.GetYooDefaultBuildinRoot();
             DirectoryInfo rootDirectory = new DirectoryInfo(rootPath);
             if (rootDirectory.Exists == false)
@@ -87,10 +83,25 @@ namespace YooAsset
             }
 
             // 创建内置清单实例
-            var buildinFileCatalog = ScriptableObject.CreateInstance<DefaultBuildinFileCatalog>();
+            var buildinFileCatalog = new DefaultBuildinFileCatalog();
+            buildinFileCatalog.FileVersion = CatalogDefine.FileVersion;
             buildinFileCatalog.PackageName = packageName;
             buildinFileCatalog.PackageVersion = packageVersion;
 
+            // 创建白名单查询集合
+            HashSet<string> whiteFileList = new HashSet<string>
+            {
+                "link.xml",
+                "buildlogtep.json",
+                $"{packageName}.version",
+                $"{packageName}_{packageVersion}.bytes",
+                $"{packageName}_{packageVersion}.hash",
+                $"{packageName}_{packageVersion}.json",
+                $"{packageName}_{packageVersion}.report",
+                DefaultBuildinFileSystemDefine.BuildinCatalogJsonFileName,
+                DefaultBuildinFileSystemDefine.BuildinCatalogBinaryFileName
+            };
+
             // 记录所有内置资源文件
             DirectoryInfo rootDirectory = new DirectoryInfo(pacakgeDirectory);
             FileInfo[] fileInfos = rootDirectory.GetFiles();
@@ -99,23 +110,15 @@ namespace YooAsset
                 if (fileInfo.Extension == ".meta")
                     continue;
 
-                if (fileInfo.Name == "link.xml" || fileInfo.Name == "buildlogtep.json")
-                    continue;
-                if (fileInfo.Name == $"{packageName}.version")
-                    continue;
-                if (fileInfo.Name == $"{packageName}_{packageVersion}.bytes")
-                    continue;
-                if (fileInfo.Name == $"{packageName}_{packageVersion}.hash")
-                    continue;
-                if (fileInfo.Name == $"{packageName}_{packageVersion}.json")
-                    continue;
-                if (fileInfo.Name == $"{packageName}_{packageVersion}.report")
+                if (whiteFileList.Contains(fileInfo.Name))
                     continue;
 
                 string fileName = fileInfo.Name;
                 if (fileMapping.TryGetValue(fileName, out string bundleGUID))
                 {
-                    var wrapper = new DefaultBuildinFileCatalog.FileWrapper(bundleGUID, fileName);
+                    var wrapper = new DefaultBuildinFileCatalog.FileWrapper();
+                    wrapper.BundleGUID = bundleGUID;
+                    wrapper.FileName = fileName;
                     buildinFileCatalog.Wrappers.Add(wrapper);
                 }
                 else
@@ -124,21 +127,20 @@ namespace YooAsset
                 }
             }
 
-            // 创建输出目录
-            string fullPath = YooAssetSettingsData.GetYooResourcesFullPath();
-            string saveFilePath = $"{fullPath}/{packageName}/{DefaultBuildinFileSystemDefine.BuildinCatalogFileName}";
-            FileUtility.CreateFileDirectory(saveFilePath);
+            // 创建输出文件
+            string jsonFilePath = $"{pacakgeDirectory}/{DefaultBuildinFileSystemDefine.BuildinCatalogJsonFileName}";
+            if (File.Exists(jsonFilePath))
+                File.Delete(jsonFilePath);
+            CatalogTools.SerializeToJson(jsonFilePath, buildinFileCatalog);
 
             // 创建输出文件
-            UnityEditor.AssetDatabase.CreateAsset(buildinFileCatalog, saveFilePath);
-            UnityEditor.EditorUtility.SetDirty(buildinFileCatalog);
-#if UNITY_2019
-            UnityEditor.AssetDatabase.SaveAssets();
-#else
-            UnityEditor.AssetDatabase.SaveAssetIfDirty(buildinFileCatalog);
-#endif
+            string binaryFilePath = $"{pacakgeDirectory}/{DefaultBuildinFileSystemDefine.BuildinCatalogBinaryFileName}";
+            if (File.Exists(binaryFilePath))
+                File.Delete(binaryFilePath);
+            CatalogTools.SerializeToBinary(binaryFilePath, buildinFileCatalog);
 
-            Debug.Log($"Succeed to save buildin file catalog : {saveFilePath}");
+            UnityEditor.AssetDatabase.Refresh();
+            Debug.Log($"Succeed to save buildin file catalog : {binaryFilePath}");
             return true;
         }
     }

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystemDefine.cs

@@ -4,8 +4,13 @@ namespace YooAsset
     internal class DefaultBuildinFileSystemDefine
     {
         /// <summary>
-        /// 内置清单文件名称
+        /// 内置清单JSON文件名称
         /// </summary>
-        public const string BuildinCatalogFileName = "BuildinCatalog.asset";
+        public const string BuildinCatalogJsonFileName = "BuildinCatalog.json";
+
+        /// <summary>
+        /// 内置清单二进制文件名称
+        /// </summary>
+        public const string BuildinCatalogBinaryFileName = "BuildinCatalog.bytes";
     }
 }

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/internal/LoadBuildinCatalogFileOperation.cs

@@ -1,4 +1,4 @@
-using UnityEngine;
+using System;
 
 namespace YooAsset
 {
@@ -7,56 +7,84 @@ namespace YooAsset
         private enum ESteps
         {
             None,
+            RequestData,
             LoadCatalog,
             Done,
         }
 
         private readonly DefaultBuildinFileSystem _fileSystem;
+        private UnityWebDataRequestOperation _webDataRequestOp;
         private ESteps _steps = ESteps.None;
 
-
         internal LoadBuildinCatalogFileOperation(DefaultBuildinFileSystem fileSystem)
         {
             _fileSystem = fileSystem;
         }
         internal override void InternalStart()
         {
-            _steps = ESteps.LoadCatalog;
+            _steps = ESteps.RequestData;
         }
         internal override void InternalUpdate()
         {
             if (_steps == ESteps.None || _steps == ESteps.Done)
                 return;
 
+            if (_steps == ESteps.RequestData)
+            {
+                if (_webDataRequestOp == null)
+                {
+                    string filePath = _fileSystem.GetCatalogBinaryFileLoadPath();
+                    string url = DownloadSystemHelper.ConvertToWWWPath(filePath);
+                    _webDataRequestOp = new UnityWebDataRequestOperation(url);
+                    _webDataRequestOp.StartOperation();
+                    AddChildOperation(_webDataRequestOp);
+                }
+
+                _webDataRequestOp.UpdateOperation();
+                if (_webDataRequestOp.IsDone == false)
+                    return;
+
+                if (_webDataRequestOp.Status == EOperationStatus.Succeed)
+                {
+                    _steps = ESteps.LoadCatalog;
+                }
+                else
+                {
+                    _steps = ESteps.Done;
+                    Status = EOperationStatus.Failed;
+                    Error = _webDataRequestOp.Error;
+                }
+            }
+
             if (_steps == ESteps.LoadCatalog)
             {
-                string catalogFilePath = _fileSystem.GetCatalogFileLoadPath();
-                var catalog = Resources.Load<DefaultBuildinFileCatalog>(catalogFilePath);
-                if (catalog == null)
+                try
+                {
+                    var catalog = CatalogTools.DeserializeFromBinary(_webDataRequestOp.Result);
+                    if (catalog.PackageName != _fileSystem.PackageName)
+                    {
+                        _steps = ESteps.Done;
+                        Status = EOperationStatus.Failed;
+                        Error = $"Catalog file package name {catalog.PackageName} cannot match the file system package name {_fileSystem.PackageName}";
+                        return;
+                    }
+
+                    foreach (var wrapper in catalog.Wrappers)
+                    {
+                        var fileWrapper = new DefaultBuildinFileSystem.FileWrapper(wrapper.FileName);
+                        _fileSystem.RecordCatalogFile(wrapper.BundleGUID, fileWrapper);
+                    }
+
+                    YooLogger.Log($"Package '{_fileSystem.PackageName}' buildin catalog files count : {catalog.Wrappers.Count}");
+                    _steps = ESteps.Done;
+                    Status = EOperationStatus.Succeed;
+                }
+                catch (Exception e)
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Failed to load catalog file : {catalogFilePath}";
-                    return;
+                    Error = $"Failed to load catalog file : {e.Message}";
                 }
-
-                if (catalog.PackageName != _fileSystem.PackageName)
-                {
-                    _steps = ESteps.Done;
-                    Status = EOperationStatus.Failed;
-                    Error = $"Catalog file package name {catalog.PackageName} cannot match the file system package name {_fileSystem.PackageName}";
-                    return;
-                }
-
-                foreach (var wrapper in catalog.Wrappers)
-                {
-                    var fileWrapper = new DefaultBuildinFileSystem.FileWrapper(wrapper.FileName);
-                    _fileSystem.RecordCatalogFile(wrapper.BundleGUID, fileWrapper);
-                }
-
-                YooLogger.Log($"Package '{_fileSystem.PackageName}' buildin catalog files count : {catalog.Wrappers.Count}");
-                _steps = ESteps.Done;
-                Status = EOperationStatus.Succeed;
             }
         }
     }

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/internal/LoadBuildinPackageManifestOperation.cs

@@ -69,8 +69,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_webDataRequestOp.Result);
-                if (fileHash == _packageHash)
+                if (ManifestTools.VerifyManifestData(_webDataRequestOp.Result, _packageHash))
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/DefaultCacheFileSystem.cs

@@ -65,6 +65,11 @@ namespace YooAsset
         /// </summary>
         public EFileVerifyLevel FileVerifyLevel { private set; get; } = EFileVerifyLevel.Middle;
 
+        /// <summary>
+        /// 自定义参数：覆盖安装缓存清理模式
+        /// </summary>
+        public EOverwriteInstallClearMode InstallClearMode { private set; get; } = EOverwriteInstallClearMode.ClearAllManifestFiles;
+
         /// <summary>
         /// 自定义参数：数据文件追加文件格式
         /// </summary>
@@ -115,43 +120,43 @@ namespace YooAsset
             var operation = new DCFSRequestPackageVersionOperation(this, appendTimeTicks, timeout);
             return operation;
         }
-        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
         {
-            if (clearMode == EFileClearMode.ClearAllBundleFiles.ToString())
+            if (options.ClearMode == EFileClearMode.ClearAllBundleFiles.ToString())
             {
                 var operation = new ClearAllCacheBundleFilesOperation(this);
                 return operation;
             }
-            else if (clearMode == EFileClearMode.ClearUnusedBundleFiles.ToString())
+            else if (options.ClearMode == EFileClearMode.ClearUnusedBundleFiles.ToString())
             {
                 var operation = new ClearUnusedCacheBundleFilesOperation(this, manifest);
                 return operation;
             }
-            else if (clearMode == EFileClearMode.ClearBundleFilesByTags.ToString())
+            else if (options.ClearMode == EFileClearMode.ClearBundleFilesByTags.ToString())
             {
-                var operation = new ClearCacheBundleFilesByTagsOperaiton(this, manifest, clearParam);
+                var operation = new ClearCacheBundleFilesByTagsOperaiton(this, manifest, options.ClearParam);
                 return operation;
             }
-            else if (clearMode == EFileClearMode.ClearAllManifestFiles.ToString())
+            else if (options.ClearMode == EFileClearMode.ClearAllManifestFiles.ToString())
             {
                 var operation = new ClearAllCacheManifestFilesOperation(this);
                 return operation;
             }
-            else if (clearMode == EFileClearMode.ClearUnusedManifestFiles.ToString())
+            else if (options.ClearMode == EFileClearMode.ClearUnusedManifestFiles.ToString())
             {
                 var operation = new ClearUnusedCacheManifestFilesOperation(this, manifest);
                 return operation;
             }
             else
             {
-                string error = $"Invalid clear mode : {clearMode}";
+                string error = $"Invalid clear mode : {options.ClearMode}";
                 var operation = new FSClearCacheFilesCompleteOperation(error);
                 return operation;
             }
         }
-        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
         {
-            var downloader = DownloadCenter.DownloadFileAsync(bundle, param);
+            var downloader = DownloadCenter.DownloadFileAsync(bundle, options);
             downloader.Reference(); //增加下载器的引用计数
 
             // 注意：将下载器进行包裹，可以避免父类任务终止的时候，连带子任务里的下载器也一起被终止！
@@ -188,6 +193,10 @@ namespace YooAsset
             {
                 FileVerifyLevel = (EFileVerifyLevel)value;
             }
+            else if (name == FileSystemParametersDefine.INSTALL_CLEAR_MODE)
+            {
+                InstallClearMode = (EOverwriteInstallClearMode)value;
+            }
             else if (name == FileSystemParametersDefine.APPEND_FILE_EXTENSION)
             {
                 AppendFileExtension = Convert.ToBoolean(value);
@@ -227,8 +236,8 @@ namespace YooAsset
                 _packageRoot = packageRoot;
 
             _cacheBundleFilesRoot = PathUtility.Combine(_packageRoot, DefaultCacheFileSystemDefine.BundleFilesFolderName);
-            _tempFilesRoot = PathUtility.Combine(_packageRoot, DefaultCacheFileSystemDefine.TempFilesFolderName);
             _cacheManifestFilesRoot = PathUtility.Combine(_packageRoot, DefaultCacheFileSystemDefine.ManifestFilesFolderName);
+            _tempFilesRoot = PathUtility.Combine(_packageRoot, DefaultCacheFileSystemDefine.TempFilesFolderName);
         }
         public virtual void OnDestroy()
         {
@@ -500,7 +509,18 @@ namespace YooAsset
         }
 
         /// <summary>
-        /// 删除所有清单文件
+        /// 删除所有缓存的资源文件
+        /// </summary>
+        public void DeleteAllBundleFiles()
+        {
+            if (Directory.Exists(_cacheBundleFilesRoot))
+            {
+                Directory.Delete(_cacheBundleFilesRoot, true);
+            }
+        }
+
+        /// <summary>
+        /// 删除所有缓存的清单文件
         /// </summary>
         public void DeleteAllManifestFiles()
         {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/EOverwriteInstallClearMode.cs

@@ -0,0 +1,29 @@
+
+namespace YooAsset
+{
+    /// <summary>
+    /// 覆盖安装清理模式
+    /// </summary>
+    public enum EOverwriteInstallClearMode
+    {
+        /// <summary>
+        /// 不做任何处理
+        /// </summary>
+        None = 0,
+
+        /// <summary>
+        /// 清理所有缓存文件（包含资源文件和清单文件）
+        /// </summary>
+        ClearAllCacheFiles = 1,
+
+        /// <summary>
+        /// 清理所有缓存的资源文件
+        /// </summary>
+        ClearAllBundleFiles = 2,
+
+        /// <summary>
+        /// 清理所有缓存的清单文件
+        /// </summary>
+        ClearAllManifestFiles = 3,
+    }
+}

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/EOverwriteInstallClearMode.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c61fdc079dca97548a0158b8100ec258
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/DCFSInitializeOperation.cs

@@ -46,9 +46,32 @@ namespace YooAsset
                 // 如果水印发生变化，则说明覆盖安装后首次打开游戏
                 if (appFootPrint.IsDirty())
                 {
-                    _fileSystem.DeleteAllManifestFiles();
+                    if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.None)
+                    {
+                        YooLogger.Warning("Do nothing when overwrite install application !");
+                    }
+                    else if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.ClearAllCacheFiles)
+                    {
+                        _fileSystem.DeleteAllBundleFiles();
+                        _fileSystem.DeleteAllManifestFiles();
+                        YooLogger.Warning("Delete all cache files when overwrite install application !");
+                    }
+                    else if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.ClearAllBundleFiles)
+                    {
+                        _fileSystem.DeleteAllBundleFiles();
+                        YooLogger.Warning("Delete all bundle files when overwrite install application !");
+                    }
+                    else if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.ClearAllManifestFiles)
+                    {
+                        _fileSystem.DeleteAllManifestFiles();
+                        YooLogger.Warning("Delete all manifest files when overwrite install application !");
+                    }
+                    else
+                    {
+                        throw new System.NotImplementedException(_fileSystem.InstallClearMode.ToString());
+                    }
+
                     appFootPrint.Coverage(_fileSystem.PackageName);
-                    YooLogger.Warning("Delete manifest files when application foot print dirty !");
                 }
 
                 _steps = ESteps.SearchCacheFiles;

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/DCFSLoadBundleOperation.cs

@@ -58,8 +58,8 @@ namespace YooAsset
                 // 注意：边玩边下下载器引用计数没有Release
                 if (_downloadFileOp == null)
                 {
-                    DownloadParam downloadParam = new DownloadParam(int.MaxValue, 60);
-                    _downloadFileOp = _fileSystem.DownloadFileAsync(_bundle, downloadParam);
+                    DownloadFileOptions options = new DownloadFileOptions(int.MaxValue, 60);
+                    _downloadFileOp = _fileSystem.DownloadFileAsync(_bundle, options);
                     _downloadFileOp.StartOperation();
                     AddChildOperation(_downloadFileOp);
                 }
@@ -297,8 +297,8 @@ namespace YooAsset
                 // 注意：边玩边下下载器引用计数没有Release
                 if (_downloadFileOp == null)
                 {
-                    DownloadParam downloadParam = new DownloadParam(int.MaxValue, 60);
-                    _downloadFileOp = _fileSystem.DownloadFileAsync(_bundle, downloadParam);
+                    DownloadFileOptions options = new DownloadFileOptions(int.MaxValue, 60);
+                    _downloadFileOp = _fileSystem.DownloadFileAsync(_bundle, options);
                     _downloadFileOp.StartOperation();
                     AddChildOperation(_downloadFileOp);
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadCenterOperation.cs

@@ -74,7 +74,7 @@ namespace YooAsset
         /// <summary>
         /// 创建下载任务
         /// </summary>
-        public FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+        public FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
         {
             // 查询旧的下载器
             if (_downloaders.TryGetValue(bundle.BundleGUID, out var oldDownloader))
@@ -83,29 +83,29 @@ namespace YooAsset
             }
 
             // 设置请求URL
-            if (string.IsNullOrEmpty(param.ImportFilePath))
+            if (string.IsNullOrEmpty(options.ImportFilePath))
             {
-                param.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(bundle.FileName);
-                param.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(bundle.FileName);
+                options.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(bundle.FileName);
+                options.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(bundle.FileName);
             }
             else
             {
                 // 注意：把本地文件路径指定为远端下载地址
-                param.MainURL = DownloadSystemHelper.ConvertToWWWPath(param.ImportFilePath);
-                param.FallbackURL = param.MainURL;
+                options.MainURL = DownloadSystemHelper.ConvertToWWWPath(options.ImportFilePath);
+                options.FallbackURL = options.MainURL;
             }
 
             // 创建新的下载器
             DefaultDownloadFileOperation newDownloader;
             if (bundle.FileSize >= _fileSystem.ResumeDownloadMinimumSize)
             {
-                newDownloader = new DownloadResumeFileOperation(_fileSystem, bundle, param);
+                newDownloader = new DownloadResumeFileOperation(_fileSystem, bundle, options);
                 AddChildOperation(newDownloader);
                 _downloaders.Add(bundle.BundleGUID, newDownloader);
             }
             else
             {
-                newDownloader = new DownloadNormalFileOperation(_fileSystem, bundle, param);
+                newDownloader = new DownloadNormalFileOperation(_fileSystem, bundle, options);
                 AddChildOperation(newDownloader);
                 _downloaders.Add(bundle.BundleGUID, newDownloader);
             }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadNormalFileOperation.cs

@@ -12,13 +12,13 @@ namespace YooAsset
         private string _tempFilePath;
         private ESteps _steps = ESteps.None;
 
-        internal DownloadNormalFileOperation(DefaultCacheFileSystem fileSystem, PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadNormalFileOperation(DefaultCacheFileSystem fileSystem, PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
             _fileSystem = fileSystem;
         }
         internal override void InternalStart()
         {
-            _isReuqestLocalFile = DownloadSystemHelper.IsRequestLocalFile(Param.MainURL);
+            _isReuqestLocalFile = DownloadSystemHelper.IsRequestLocalFile(Options.MainURL);
             _tempFilePath = _fileSystem.GetTempFilePath(Bundle);
             _steps = ESteps.CheckExists;
         }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadResumeFileOperation.cs

@@ -15,13 +15,13 @@ namespace YooAsset
         private ESteps _steps = ESteps.None;
 
 
-        internal DownloadResumeFileOperation(DefaultCacheFileSystem fileSystem, PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadResumeFileOperation(DefaultCacheFileSystem fileSystem, PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
             _fileSystem = fileSystem;
         }
         internal override void InternalStart()
         {
-            _isReuqestLocalFile = DownloadSystemHelper.IsRequestLocalFile(Param.MainURL);
+            _isReuqestLocalFile = DownloadSystemHelper.IsRequestLocalFile(Options.MainURL);
             _tempFilePath = _fileSystem.GetTempFilePath(Bundle);
             _steps = ESteps.CheckExists;
         }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/LoadCachePackageManifestOperation.cs

@@ -59,8 +59,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_fileData);
-                if (fileHash == _packageHash)
+                if (ManifestTools.VerifyManifestData(_fileData, _packageHash))
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/DefaultEditorFileSystem.cs

@@ -66,12 +66,12 @@ namespace YooAsset
             var operation = new DEFSRequestPackageVersionOperation(this);
             return operation;
         }
-        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
         {
             var operation = new FSClearCacheFilesCompleteOperation();
             return operation;
         }
-        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
         {
             throw new System.NotImplementedException();
         }

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/Operation/internal/LoadEditorPackageManifestOperation.cs

@@ -59,8 +59,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_fileData);
-                if (fileHash == _packageHash)
+                if (ManifestTools.VerifyManifestData(_fileData, _packageHash))
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultUnpackFileSystem/DefaultUnpackFileSystem.cs

@@ -14,7 +14,8 @@ namespace YooAsset
             base.OnCreate(packageName, rootDirectory);
 
             // 注意：重写保存根目录和临时目录
-            _cacheBundleFilesRoot = PathUtility.Combine(_packageRoot, DefaultUnpackFileSystemDefine.SaveFilesFolderName);
+            _cacheBundleFilesRoot = PathUtility.Combine(_packageRoot, DefaultUnpackFileSystemDefine.SaveBundleFilesFolderName);
+            _cacheManifestFilesRoot = PathUtility.Combine(_packageRoot, DefaultUnpackFileSystemDefine.SaveManifestFilesFolderName);
             _tempFilesRoot = PathUtility.Combine(_packageRoot, DefaultUnpackFileSystemDefine.TempFilesFolderName);
         }
     }

Assets/YooAsset/Runtime/FileSystem/DefaultUnpackFileSystem/DefaultUnpackFileSystemDefine.cs

@@ -11,8 +11,13 @@ namespace YooAsset
         /// <summary>
         /// 保存的资源文件的文件夹名称
         /// </summary>
-        public const string SaveFilesFolderName = "UnpackFiles";
-        
+        public const string SaveBundleFilesFolderName = "UnpackBundleFiles";
+
+        /// <summary>
+        /// 保存的清单文件的文件夹名称
+        /// </summary>
+        public const string SaveManifestFilesFolderName = "UnpackManifestFiles";
+
         /// <summary>
         /// 下载的临时文件的文件夹名称
         /// </summary>

Assets/YooAsset/Runtime/FileSystem/DefaultWebRemoteFileSystem/DefaultWebRemoteFileSystem.cs

@@ -73,12 +73,12 @@ namespace YooAsset
             var operation = new DWRFSRequestPackageVersionOperation(this, appendTimeTicks, timeout);
             return operation;
         }
-        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
         {
             var operation = new FSClearCacheFilesCompleteOperation();
             return operation;
         }
-        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
         {
             throw new System.NotImplementedException();
         }

Assets/YooAsset/Runtime/FileSystem/DefaultWebRemoteFileSystem/Operation/DWRFSLoadBundleOperation.cs

@@ -34,19 +34,19 @@ namespace YooAsset
             {
                 if (_downloadAssetBundleOp == null)
                 {
-                    DownloadParam downloadParam = new DownloadParam(int.MaxValue, 60);
-                    downloadParam.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(_bundle.FileName);
-                    downloadParam.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(_bundle.FileName);
+                    DownloadFileOptions options = new DownloadFileOptions(int.MaxValue, 60);
+                    options.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(_bundle.FileName);
+                    options.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(_bundle.FileName);
 
                     if (_bundle.Encrypted)
                     {
-                        _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(true, _fileSystem.DecryptionServices, _bundle, downloadParam);
+                        _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(true, _fileSystem.DecryptionServices, _bundle, options);
                         _downloadAssetBundleOp.StartOperation();
                         AddChildOperation(_downloadAssetBundleOp);
                     }
                     else
                     {
-                        _downloadAssetBundleOp = new DownloadWebNormalAssetBundleOperation(_fileSystem.DisableUnityWebCache, _bundle, downloadParam);
+                        _downloadAssetBundleOp = new DownloadWebNormalAssetBundleOperation(_fileSystem.DisableUnityWebCache, _bundle, options);
                         _downloadAssetBundleOp.StartOperation();
                         AddChildOperation(_downloadAssetBundleOp);
                     }

Assets/YooAsset/Runtime/FileSystem/DefaultWebRemoteFileSystem/Operation/internal/LoadWebRemotePackageManifestOperation.cs

@@ -72,8 +72,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_webDataRequestOp.Result);
-                if (fileHash == _packageHash)
+                if (ManifestTools.VerifyManifestData(_webDataRequestOp.Result, _packageHash))
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/DefaultWebServerFileSystem.cs

@@ -82,12 +82,12 @@ namespace YooAsset
             var operation = new DWSFSRequestPackageVersionOperation(this, timeout);
             return operation;
         }
-        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+        public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
         {
             var operation = new FSClearCacheFilesCompleteOperation();
             return operation;
         }
-        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+        public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
         {
             throw new System.NotImplementedException();
         }
@@ -198,10 +198,9 @@ namespace YooAsset
             string fileName = YooAssetSettingsData.GetManifestBinaryFileName(PackageName, packageVersion);
             return PathUtility.Combine(FileRoot, fileName);
         }
-        public string GetCatalogFileLoadPath()
+        public string GetCatalogBinaryFileLoadPath()
         {
-            string fileName = Path.GetFileNameWithoutExtension(DefaultBuildinFileSystemDefine.BuildinCatalogFileName);
-            return YooAssetSettingsData.GetYooResourcesLoadPath(PackageName, fileName);
+            return PathUtility.Combine(_webPackageRoot, DefaultBuildinFileSystemDefine.BuildinCatalogBinaryFileName);
         }
 
         /// <summary>

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/DWSFSLoadBundleOperation.cs

@@ -34,20 +34,20 @@ namespace YooAsset
             {
                 if (_downloadAssetBundleOp == null)
                 {
-                    DownloadParam downloadParam = new DownloadParam(int.MaxValue, 60);
+                    DownloadFileOptions options = new DownloadFileOptions(int.MaxValue, 60);
                     string fileLoadPath = _fileSystem.GetWebFileLoadPath(_bundle);
-                    downloadParam.MainURL = DownloadSystemHelper.ConvertToWWWPath(fileLoadPath);
-                    downloadParam.FallbackURL = downloadParam.MainURL;
+                    options.MainURL = DownloadSystemHelper.ConvertToWWWPath(fileLoadPath);
+                    options.FallbackURL = options.MainURL;
 
                     if (_bundle.Encrypted)
                     {
-                        _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(true, _fileSystem.DecryptionServices, _bundle, downloadParam);
+                        _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(true, _fileSystem.DecryptionServices, _bundle, options);
                         _downloadAssetBundleOp.StartOperation();
                         AddChildOperation(_downloadAssetBundleOp);
                     }
                     else
                     {
-                        _downloadAssetBundleOp = new DownloadWebNormalAssetBundleOperation(_fileSystem.DisableUnityWebCache, _bundle, downloadParam);
+                        _downloadAssetBundleOp = new DownloadWebNormalAssetBundleOperation(_fileSystem.DisableUnityWebCache, _bundle, options);
                         _downloadAssetBundleOp.StartOperation();
                         AddChildOperation(_downloadAssetBundleOp);
                     }

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/internal/LoadWebServerCatalogFileOperation.cs

@@ -2,7 +2,6 @@
 using System.IO;
 using System.Collections;
 using System.Collections.Generic;
-using UnityEngine;
 
 namespace YooAsset
 {
@@ -11,61 +10,84 @@ namespace YooAsset
         private enum ESteps
         {
             None,
+            RequestData,
             LoadCatalog,
             Done,
         }
 
         private readonly DefaultWebServerFileSystem _fileSystem;
+        private UnityWebDataRequestOperation _webDataRequestOp;
         private ESteps _steps = ESteps.None;
 
-        /// <summary>
-        /// 内置清单版本
-        /// </summary>
-        public string PackageVersion { private set; get; }
-
         internal LoadWebServerCatalogFileOperation(DefaultWebServerFileSystem fileSystem)
         {
             _fileSystem = fileSystem;
         }
         internal override void InternalStart()
         {
-            _steps = ESteps.LoadCatalog;
+            _steps = ESteps.RequestData;
         }
         internal override void InternalUpdate()
         {
             if (_steps == ESteps.None || _steps == ESteps.Done)
                 return;
 
+            if (_steps == ESteps.RequestData)
+            {
+                if (_webDataRequestOp == null)
+                {
+                    string filePath = _fileSystem.GetCatalogBinaryFileLoadPath();
+                    string url = DownloadSystemHelper.ConvertToWWWPath(filePath);
+                    _webDataRequestOp = new UnityWebDataRequestOperation(url);
+                    _webDataRequestOp.StartOperation();
+                    AddChildOperation(_webDataRequestOp);
+                }
+
+                _webDataRequestOp.UpdateOperation();
+                if (_webDataRequestOp.IsDone == false)
+                    return;
+
+                if (_webDataRequestOp.Status == EOperationStatus.Succeed)
+                {
+                    _steps = ESteps.LoadCatalog;
+                }
+                else
+                {
+                    _steps = ESteps.Done;
+                    Status = EOperationStatus.Failed;
+                    Error = _webDataRequestOp.Error;
+                }
+            }
+
             if (_steps == ESteps.LoadCatalog)
             {
-                string catalogFilePath = _fileSystem.GetCatalogFileLoadPath();
-                var catalog = Resources.Load<DefaultBuildinFileCatalog>(catalogFilePath);
-                if (catalog == null)
+                try
+                {
+                    var catalog = CatalogTools.DeserializeFromBinary(_webDataRequestOp.Result);
+                    if (catalog.PackageName != _fileSystem.PackageName)
+                    {
+                        _steps = ESteps.Done;
+                        Status = EOperationStatus.Failed;
+                        Error = $"Catalog file package name {catalog.PackageName} cannot match the file system package name {_fileSystem.PackageName}";
+                        return;
+                    }
+
+                    foreach (var wrapper in catalog.Wrappers)
+                    {
+                        var fileWrapper = new DefaultWebServerFileSystem.FileWrapper(wrapper.FileName);
+                        _fileSystem.RecordCatalogFile(wrapper.BundleGUID, fileWrapper);
+                    }
+
+                    YooLogger.Log($"Package '{_fileSystem.PackageName}' buildin catalog files count : {catalog.Wrappers.Count}");
+                    _steps = ESteps.Done;
+                    Status = EOperationStatus.Succeed;
+                }
+                catch (Exception e)
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Failed to load web server catalog file : {catalogFilePath}";
-                    return;
+                    Error = $"Failed to load catalog file : {e.Message}";
                 }
-
-                if (catalog.PackageName != _fileSystem.PackageName)
-                {
-                    _steps = ESteps.Done;
-                    Status = EOperationStatus.Failed;
-                    Error = $"Web server catalog file package name {catalog.PackageName} cannot match the file system package name {_fileSystem.PackageName}";
-                    return;
-                }
-
-                PackageVersion = catalog.PackageVersion;
-                foreach (var wrapper in catalog.Wrappers)
-                {
-                    var fileWrapper = new DefaultWebServerFileSystem.FileWrapper(wrapper.FileName);
-                    _fileSystem.RecordCatalogFile(wrapper.BundleGUID, fileWrapper);
-                }
-
-                YooLogger.Log($"Package '{_fileSystem.PackageName}' catalog files count : {catalog.Wrappers.Count}");
-                _steps = ESteps.Done;
-                Status = EOperationStatus.Succeed;
             }
         }
     }

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/internal/LoadWebServerPackageManifestOperation.cs

@@ -69,8 +69,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_webDataRequestOp.Result);
-                if (fileHash == _packageHash)
+                if (ManifestTools.VerifyManifestData(_webDataRequestOp.Result, _packageHash))
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/FileSystemParametersDefine.cs

@@ -4,6 +4,7 @@ namespace YooAsset
     public class FileSystemParametersDefine
     {
         public const string FILE_VERIFY_LEVEL = "FILE_VERIFY_LEVEL";
+        public const string INSTALL_CLEAR_MODE = "INSTALL_CLEAR_MODE";
         public const string REMOTE_SERVICES = "REMOTE_SERVICES";
         public const string DECRYPTION_SERVICES = "DECRYPTION_SERVICES";
         public const string APPEND_FILE_EXTENSION = "APPEND_FILE_EXTENSION";

Assets/YooAsset/Runtime/FileSystem/Interface/IFileSystem.cs

@@ -37,13 +37,13 @@ namespace YooAsset
         /// <summary>
         /// 清理缓存文件
         /// </summary>
-        FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam);
+        FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options);
 
         /// <summary>
         /// 下载Bundle文件
         /// </summary>
-        FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param);
-
+        FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options);
+        
         /// <summary>
         /// 加载Bundle文件
         /// </summary>

Assets/YooAsset/Runtime/FileSystem/Operation/FSClearCacheFilesOperation.cs

@@ -1,6 +1,19 @@
 
 namespace YooAsset
 {
+    internal class ClearCacheFilesOptions
+    {
+        /// <summary>
+        /// 清理模式
+        /// </summary>
+        public string ClearMode;
+
+        /// <summary>
+        /// 附加参数
+        /// </summary>
+        public object ClearParam;
+    }
+
     internal abstract class FSClearCacheFilesOperation : AsyncOperationBase
     {
     }

Assets/YooAsset/Runtime/FileSystem/Operation/FSDownloadFileOperation.cs

@@ -1,6 +1,40 @@
 
 namespace YooAsset
 {
+    internal class DownloadFileOptions
+    {
+        /// <summary>
+        /// 失败后重试次数
+        /// </summary>
+        public readonly int FailedTryAgain;
+
+        /// <summary>
+        /// 超时时间
+        /// </summary>
+        public readonly int Timeout;
+
+        /// <summary>
+        /// 主资源地址
+        /// </summary>
+        public string MainURL { set; get; }
+
+        /// <summary>
+        /// 备用资源地址
+        /// </summary>
+        public string FallbackURL { set; get; }
+
+        /// <summary>
+        /// 导入的本地文件路径
+        /// </summary>
+        public string ImportFilePath { set; get; }
+
+        public DownloadFileOptions(int failedTryAgain, int timeout)
+        {
+            FailedTryAgain = failedTryAgain;
+            Timeout = timeout;
+        }
+    }
+
     internal abstract class FSDownloadFileOperation : AsyncOperationBase
     {
         public PackageBundle Bundle { private set; get; }

Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DefaultDownloadFileOperation.cs

@@ -18,7 +18,7 @@ namespace YooAsset
         }
 
         // 下载参数
-        protected readonly DownloadParam Param;
+        protected readonly DownloadFileOptions Options;
 
         // 请求相关
         protected UnityWebRequest _webRequest;
@@ -35,10 +35,10 @@ namespace YooAsset
         protected int FailedTryAgain;
 
 
-        internal DefaultDownloadFileOperation(PackageBundle bundle, DownloadParam param) : base(bundle)
+        internal DefaultDownloadFileOperation(PackageBundle bundle, DownloadFileOptions options) : base(bundle)
         {
-            Param = param;
-            FailedTryAgain = param.FailedTryAgain;
+            Options = options;
+            FailedTryAgain = options.FailedTryAgain;
         }
 
         /// <summary>
@@ -49,9 +49,9 @@ namespace YooAsset
             // 轮流返回请求地址
             _requestCount++;
             if (_requestCount % 2 == 0)
-                return Param.FallbackURL;
+                return Options.FallbackURL;
             else
-                return Param.MainURL;
+                return Options.MainURL;
         }
 
         /// <summary>
@@ -87,7 +87,7 @@ namespace YooAsset
                 }
 
                 float offset = UnityEngine.Time.realtimeSinceStartup - _latestDownloadRealtime;
-                if (offset > Param.Timeout)
+                if (offset > Options.Timeout)
                 {
                     YooLogger.Warning($"Download request timeout : {_requestURL}");
                     if (_webRequest != null)

Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadAssetBundleOperation.cs

@@ -4,7 +4,7 @@ namespace YooAsset
 {
     internal abstract class DownloadAssetBundleOperation : DefaultDownloadFileOperation
     {
-        internal DownloadAssetBundleOperation(PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadAssetBundleOperation(PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
         }
 

Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadWebEncryptAssetBundleOperation.cs

@@ -10,7 +10,7 @@ namespace YooAsset
         private DownloadHandlerBuffer _downloadhandler;
         private ESteps _steps = ESteps.None;
 
-        internal DownloadWebEncryptAssetBundleOperation(bool checkTimeout, IWebDecryptionServices decryptionServices, PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadWebEncryptAssetBundleOperation(bool checkTimeout, IWebDecryptionServices decryptionServices, PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
             _checkTimeout = checkTimeout;
             _decryptionServices = decryptionServices;

Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadWebNormalAssetBundleOperation.cs

@@ -9,7 +9,7 @@ namespace YooAsset
         private DownloadHandlerAssetBundle _downloadhandler;
         private ESteps _steps = ESteps.None;
 
-        internal DownloadWebNormalAssetBundleOperation(bool disableUnityWebCache, PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadWebNormalAssetBundleOperation(bool disableUnityWebCache, PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
             _disableUnityWebCache = disableUnityWebCache;
         }

Assets/YooAsset/Runtime/InitializeParameters.cs

@@ -38,6 +38,10 @@ namespace YooAsset
     /// </summary>
     public abstract class InitializeParameters
     {
+        /// <summary>
+        /// 同时加载Bundle文件的最大并发数
+        /// </summary>
+        public int BundleLoadingMaxConcurrency = int.MaxValue;
     }
 
     /// <summary>

Assets/YooAsset/Runtime/ResourceManager/Operation/Internal/LoadBundleFileOperation.cs

@@ -9,7 +9,8 @@ namespace YooAsset
         private enum ESteps
         {
             None,
-            LoadFile,
+            CheckConcurrency,
+            LoadBundleFile,
             Done,
         }
 
@@ -57,17 +58,32 @@ namespace YooAsset
         }
         internal override void InternalStart()
         {
-            _steps = ESteps.LoadFile;
+            _steps = ESteps.CheckConcurrency;
         }
         internal override void InternalUpdate()
         {
             if (_steps == ESteps.None || _steps == ESteps.Done)
                 return;
 
-            if (_steps == ESteps.LoadFile)
+            if (_steps == ESteps.CheckConcurrency)
+            {
+                if (IsWaitForAsyncComplete)
+                {
+                    _steps = ESteps.LoadBundleFile;
+                }
+                else
+                {
+                    if (_resourceManager.BundleLoadingIsBusy())
+                        return;
+                    _steps = ESteps.LoadBundleFile;
+                }
+            }
+
+            if (_steps == ESteps.LoadBundleFile)
             {
                 if (_loadBundleOp == null)
                 {
+                    _resourceManager.BundleLoadingCounter++;
                     _loadBundleOp = LoadBundleInfo.LoadBundleFile();
                     _loadBundleOp.StartOperation();
                     AddChildOperation(_loadBundleOp);
@@ -103,6 +119,9 @@ namespace YooAsset
                     Status = EOperationStatus.Failed;
                     Error = _loadBundleOp.Error;
                 }
+
+                // 统计计数减少
+                _resourceManager.BundleLoadingCounter--;
             }
         }
         internal override void InternalWaitForAsyncComplete()

Assets/YooAsset/Runtime/ResourceManager/Operation/UnloadUnusedAssetsOperation.cs

@@ -15,6 +15,7 @@ namespace YooAsset
 
         private readonly ResourceManager _resManager;
         private readonly int _loopCount;
+        private int _loopCounter = 0;
         private ESteps _steps = ESteps.None;
 
         internal UnloadUnusedAssetsOperation(ResourceManager resourceManager, int loopCount)
@@ -25,6 +26,7 @@ namespace YooAsset
         internal override void InternalStart()
         {
             _steps = ESteps.UnloadUnused;
+            _loopCounter = _loopCount;
         }
         internal override void InternalUpdate()
         {
@@ -33,13 +35,23 @@ namespace YooAsset
 
             if (_steps == ESteps.UnloadUnused)
             {
-                for (int i = 0; i < _loopCount; i++)
+                while (_loopCounter > 0)
                 {
+                    _loopCounter--;
                     LoopUnloadUnused();
+
+                    if (IsWaitForAsyncComplete == false)
+                    {
+                        if (OperationSystem.IsBusy)
+                            break;
+                    }
                 }
 
-                _steps = ESteps.Done;
-                Status = EOperationStatus.Succeed;
+                if (_loopCounter <= 0)
+                {
+                    _steps = ESteps.Done;
+                    Status = EOperationStatus.Succeed;
+                }
             }
         }
         internal override void InternalWaitForAsyncComplete()

Assets/YooAsset/Runtime/ResourceManager/ResourceManager.cs

@@ -14,6 +14,7 @@ namespace YooAsset
         internal readonly List<SceneHandle> SceneHandles = new List<SceneHandle>(100);
         private long _sceneCreateIndex = 0;
         private IBundleQuery _bundleQuery;
+        private int _bundleLoadingMaxConcurrency;
 
         /// <summary>
         /// 所属包裹
@@ -25,6 +26,11 @@ namespace YooAsset
         /// </summary>
         public bool LockLoadOperation = false;
 
+        /// <summary>
+        /// 统计正在加载的Bundle文件数量
+        /// </summary>
+        public int BundleLoadingCounter = 0;
+
 
         public ResourceManager(string packageName)
         {
@@ -34,8 +40,9 @@ namespace YooAsset
         /// <summary>
         /// 初始化
         /// </summary>
-        public void Initialize(IBundleQuery bundleServices)
+        public void Initialize(InitializeParameters parameters, IBundleQuery bundleServices)
         {
+            _bundleLoadingMaxConcurrency = parameters.BundleLoadingMaxConcurrency;
             _bundleQuery = bundleServices;
             SceneManager.sceneUnloaded += OnSceneUnloaded;
         }
@@ -310,6 +317,10 @@ namespace YooAsset
         {
             return LoaderDic.Count > 0;
         }
+        internal bool BundleLoadingIsBusy()
+        {
+            return BundleLoadingCounter >= _bundleLoadingMaxConcurrency;
+        }
 
         private LoadBundleFileOperation CreateBundleFileLoaderInternal(BundleInfo bundleInfo)
         {

Assets/YooAsset/Runtime/ResourcePackage/BundleInfo.cs

@@ -38,9 +38,9 @@ namespace YooAsset
         /// </summary>
         public FSDownloadFileOperation CreateDownloader(int failedTryAgain, int timeout)
         {
-            DownloadParam downloadParam = new DownloadParam(failedTryAgain, timeout);
-            downloadParam.ImportFilePath = _importFilePath;
-            return _fileSystem.DownloadFileAsync(Bundle, downloadParam);
+            DownloadFileOptions options = new DownloadFileOptions(failedTryAgain, timeout);
+            options.ImportFilePath = _importFilePath;
+            return _fileSystem.DownloadFileAsync(Bundle, options);
         }
 
         /// <summary>

Assets/YooAsset/Runtime/ResourcePackage/EFileNameStyle.cs

@@ -1,9 +1,6 @@
 
-namespace YooAsset.Editor
+namespace YooAsset
 {
-    /// <summary>
-    /// 补丁包内的文件样式
-    /// </summary>
     public enum EFileNameStyle
     {
         /// <summary>

Assets/YooAsset/Runtime/ResourcePackage/EFileNameStyle.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 84c5eff5dedf53343897e83f6b10eea6
+guid: 5e81f00e510f07947873055518f5d1c6
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/YooAsset/Runtime/ResourcePackage/Interface/IPlayMode.cs

@@ -31,8 +31,8 @@ namespace YooAsset
         /// <summary>
         /// 清理缓存文件
         /// </summary>
-        ClearCacheFilesOperation ClearCacheFilesAsync(string clearMode, object clearParam);
-
+        ClearCacheFilesOperation ClearCacheFilesAsync(ClearCacheFilesOptions options);
+        
         // 下载相关
         ResourceDownloaderOperation CreateResourceDownloaderByAll(int downloadingMaxNumber, int failedTryAgain, int timeout);
         ResourceDownloaderOperation CreateResourceDownloaderByTags(string[] tags, int downloadingMaxNumber, int failedTryAgain, int timeout);

Assets/YooAsset/Runtime/ResourcePackage/ManifestDefine.cs

@@ -0,0 +1,21 @@
+
+namespace YooAsset
+{
+    public class ManifestDefine
+    {
+        /// <summary>
+        /// 文件极限大小（100MB）
+        /// </summary>
+        public const int FileMaxSize = 104857600;
+
+        /// <summary>
+        /// 文件头标记
+        /// </summary>
+        public const uint FileSign = 0x594F4F;
+
+        /// <summary>
+        /// 文件格式版本
+        /// </summary>
+        public const string FileVersion = "2.3.1";
+    }
+}

Assets/YooAsset/Runtime/ResourcePackage/ManifestDefine.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 3282b72521a19144292a482e50ba0429
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Runtime/ResourcePackage/ManifestTools.cs

@@ -8,7 +8,30 @@ namespace YooAsset
 {
     internal static class ManifestTools
     {
-#if UNITY_EDITOR
+        /// <summary>
+        /// 验证清单文件的二进制数据
+        /// </summary>
+        public static bool VerifyManifestData(byte[] fileData, string hashValue)
+        {
+            if (fileData == null || fileData.Length == 0)
+                return false;
+            if (string.IsNullOrEmpty(hashValue))
+                return false;
+
+            // 注意：兼容俩种验证方式
+            // 注意：计算MD5的哈希值通常为32个字符
+            string fileHash;
+            if (hashValue.Length == 32)
+                fileHash = HashUtility.BytesMD5(fileData);
+            else
+                fileHash = HashUtility.BytesCRC32(fileData);
+
+            if (fileHash == hashValue)
+                return true;
+            else
+                return false;
+        }
+
         /// <summary>
         /// 序列化（JSON文件）
         /// </summary>
@@ -26,10 +49,10 @@ namespace YooAsset
             using (FileStream fs = new FileStream(savePath, FileMode.Create))
             {
                 // 创建缓存器
-                BufferWriter buffer = new BufferWriter(YooAssetSettings.ManifestFileMaxSize);
+                BufferWriter buffer = new BufferWriter(ManifestDefine.FileMaxSize);
 
                 // 写入文件标记
-                buffer.WriteUInt32(YooAssetSettings.ManifestFileSign);
+                buffer.WriteUInt32(ManifestDefine.FileSign);
 
                 // 写入文件版本
                 buffer.WriteUTF8(manifest.FileVersion);
@@ -97,13 +120,13 @@ namespace YooAsset
 
             // 读取文件标记
             uint fileSign = buffer.ReadUInt32();
-            if (fileSign != YooAssetSettings.ManifestFileSign)
+            if (fileSign != ManifestDefine.FileSign)
                 throw new Exception("Invalid manifest file !");
 
             // 读取文件版本
             string fileVersion = buffer.ReadUTF8();
-            if (fileVersion != YooAssetSettings.ManifestFileVersion)
-                throw new Exception($"The manifest file version are not compatible : {fileVersion} != {YooAssetSettings.ManifestFileVersion}");
+            if (fileVersion != ManifestDefine.FileVersion)
+                throw new Exception($"The manifest file version are not compatible : {fileVersion} != {ManifestDefine.FileVersion}");
 
             PackageManifest manifest = new PackageManifest();
             {
@@ -160,7 +183,7 @@ namespace YooAsset
             InitManifest(manifest);
             return manifest;
         }
-#endif
+
 
         #region 解析资源清单辅助方法
         public static void InitManifest(PackageManifest manifest)
@@ -198,9 +221,16 @@ namespace YooAsset
             manifest.AssetDic = new Dictionary<string, PackageAsset>(assetCount);
 
             if (manifest.EnableAddressable)
+            {
                 manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 3);
+            }
             else
-                manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 2);
+            {
+                if (manifest.LocationToLower)
+                    manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 2, StringComparer.OrdinalIgnoreCase);
+                else
+                    manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 2);
+            }
 
             if (manifest.IncludeAssetGUID)
                 manifest.AssetPathMapping2 = new Dictionary<string, string>(assetCount);
@@ -222,8 +252,6 @@ namespace YooAsset
             // 填充AssetPathMapping1
             {
                 string location = packageAsset.AssetPath;
-                if (manifest.LocationToLower)
-                    location = location.ToLower();
 
                 // 添加原生路径的映射
                 if (manifest.AssetPathMapping1.ContainsKey(location))
@@ -286,27 +314,6 @@ namespace YooAsset
         }
         #endregion
 
-        /// <summary>
-        /// 注意：该类拷贝自编辑器
-        /// </summary>
-        private enum EFileNameStyle
-        {
-            /// <summary>
-            /// 哈希值名称
-            /// </summary>
-            HashName = 0,
-
-            /// <summary>
-            /// 资源包名称（不推荐）
-            /// </summary>
-            BundleName = 1,
-
-            /// <summary>
-            /// 资源包名称 + 哈希值名称
-            /// </summary>
-            BundleName_HashName = 2,
-        }
-
         /// <summary>
         /// 获取资源文件的后缀名
         /// </summary>

Assets/YooAsset/Runtime/ResourcePackage/Operation/ClearCacheFilesOperation.cs

@@ -15,17 +15,15 @@ namespace YooAsset
         }
 
         private readonly PlayModeImpl _impl;
-        private readonly string _clearMode;
-        private readonly object _clearParam;
+        private readonly ClearCacheFilesOptions _options;
         private List<IFileSystem> _cloneList;
         private FSClearCacheFilesOperation _clearCacheFilesOp;
         private ESteps _steps = ESteps.None;
 
-        internal ClearCacheFilesOperation(PlayModeImpl impl, string clearMode, object clearParam)
+        internal ClearCacheFilesOperation(PlayModeImpl impl, ClearCacheFilesOptions options)
         {
             _impl = impl;
-            _clearMode = clearMode;
-            _clearParam = clearParam;
+            _options = options;
         }
         internal override void InternalStart()
         {
@@ -74,7 +72,7 @@ namespace YooAsset
                     var fileSystem = _cloneList[0];
                     _cloneList.RemoveAt(0);
 
-                    _clearCacheFilesOp = fileSystem.ClearCacheFilesAsync(_impl.ActiveManifest, _clearMode, _clearParam);
+                    _clearCacheFilesOp = fileSystem.ClearCacheFilesAsync(_impl.ActiveManifest, _options);
                     _clearCacheFilesOp.StartOperation();
                     AddChildOperation(_clearCacheFilesOp);
                     _steps = ESteps.CheckClearResult;
@@ -102,7 +100,7 @@ namespace YooAsset
         }
         internal override string InternalGetDesc()
         {
-            return $"ClearMode : {_clearMode}";
+            return $"ClearMode : {_options.ClearMode}";
         }
     }
 }

Assets/YooAsset/Runtime/ResourcePackage/Operation/Internal/DeserializeManifestOperation.cs

@@ -57,7 +57,7 @@ namespace YooAsset
 
                     // 读取文件标记
                     uint fileSign = _buffer.ReadUInt32();
-                    if (fileSign != YooAssetSettings.ManifestFileSign)
+                    if (fileSign != ManifestDefine.FileSign)
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
@@ -67,11 +67,11 @@ namespace YooAsset
 
                     // 读取文件版本
                     string fileVersion = _buffer.ReadUTF8();
-                    if (fileVersion != YooAssetSettings.ManifestFileVersion)
+                    if (fileVersion != ManifestDefine.FileVersion)
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"The manifest file version are not compatible : {fileVersion} != {YooAssetSettings.ManifestFileVersion}";
+                        Error = $"The manifest file version are not compatible : {fileVersion} != {ManifestDefine.FileVersion}";
                         return;
                     }
 

Assets/YooAsset/Runtime/ResourcePackage/PackageManifest.cs

@@ -138,9 +138,6 @@ namespace YooAsset
             if (string.IsNullOrEmpty(location))
                 return string.Empty;
 
-            if (LocationToLower)
-                location = location.ToLower();
-
             if (AssetPathMapping1.TryGetValue(location, out string assetPath))
                 return assetPath;
             else
@@ -307,9 +304,6 @@ namespace YooAsset
                 return string.Empty;
             }
 
-            if (LocationToLower)
-                location = location.ToLower();
-
             if (AssetPathMapping1.TryGetValue(location, out string assetPath))
             {
                 return assetPath;

Assets/YooAsset/Runtime/ResourcePackage/PlayMode/PlayModeImpl.cs

@@ -97,9 +97,9 @@ namespace YooAsset
         /// <summary>
         /// 清理缓存文件
         /// </summary>
-        ClearCacheFilesOperation IPlayMode.ClearCacheFilesAsync(string clearMode, object clearParam)
+        ClearCacheFilesOperation IPlayMode.ClearCacheFilesAsync(ClearCacheFilesOptions options)
         {
-            var operation = new ClearCacheFilesOperation(this, clearMode, clearParam);
+            var operation = new ClearCacheFilesOperation(this, options);
             return operation;
         }
 

Assets/YooAsset/Runtime/ResourcePackage/ResourcePackage.cs

@@ -100,7 +100,7 @@ namespace YooAsset
             var playModeImpl = new PlayModeImpl(PackageName, _playMode);
             _bundleQuery = playModeImpl;
             _playModeImpl = playModeImpl;
-            _resourceManager.Initialize(_bundleQuery);
+            _resourceManager.Initialize(parameters, _bundleQuery);
 
             // 初始化资源系统
             InitializationOperation initializeOperation;
@@ -162,6 +162,10 @@ namespace YooAsset
                 throw new Exception($"Editor simulate mode only support unity editor.");
 #endif
 
+            // 检测初始化参数
+            if (parameters.BundleLoadingMaxConcurrency <= 0)
+                throw new Exception($"{nameof(parameters.BundleLoadingMaxConcurrency)} value must be greater than zero.");
+
             // 鉴定运行模式
             if (parameters is EditorSimulateModeParameters)
                 _playMode = EPlayMode.EditorSimulateMode;
@@ -264,7 +268,10 @@ namespace YooAsset
         public ClearCacheFilesOperation ClearCacheFilesAsync(EFileClearMode clearMode, object clearParam = null)
         {
             DebugCheckInitialize(false);
-            var operation = _playModeImpl.ClearCacheFilesAsync(clearMode.ToString(), clearParam);
+            ClearCacheFilesOptions options = new ClearCacheFilesOptions();
+            options.ClearMode = clearMode.ToString();
+            options.ClearParam = clearParam;
+            var operation = _playModeImpl.ClearCacheFilesAsync(options);
             OperationSystem.StartOperation(PackageName, operation);
             return operation;
         }
@@ -277,7 +284,10 @@ namespace YooAsset
         public ClearCacheFilesOperation ClearCacheFilesAsync(string clearMode, object clearParam = null)
         {
             DebugCheckInitialize(false);
-            var operation = _playModeImpl.ClearCacheFilesAsync(clearMode, clearParam);
+            ClearCacheFilesOptions options = new ClearCacheFilesOptions();
+            options.ClearMode = clearMode;
+            options.ClearParam = clearParam;
+            var operation = _playModeImpl.ClearCacheFilesAsync(options);
             OperationSystem.StartOperation(PackageName, operation);
             return operation;
         }

Assets/YooAsset/Runtime/Settings/YooAssetSettings.cs

@@ -16,22 +16,6 @@ namespace YooAsset
         public string PackageManifestPrefix = string.Empty;
         
 
-        /// <summary>
-        /// 清单文件头标记
-        /// </summary>
-        public const uint ManifestFileSign = 0x594F4F;
-
-        /// <summary>
-        /// 清单文件极限大小（100MB）
-        /// </summary>
-        public const int ManifestFileMaxSize = 104857600;
-
-        /// <summary>
-        /// 清单文件格式版本
-        /// </summary>
-        public const string ManifestFileVersion = "2.3.1";
-
-
         /// <summary>
         /// 构建输出文件夹名称
         /// </summary>

Assets/YooAsset/Runtime/Settings/YooAssetSettingsData.cs

@@ -106,28 +106,6 @@ namespace YooAsset
         }
 
         #region 路径相关
-        /// <summary>
-        /// 获取YOO的Resources目录的加载路径
-        /// </summary>
-        internal static string GetYooResourcesLoadPath(string packageName, string fileName)
-        {
-            if (string.IsNullOrEmpty(Setting.DefaultYooFolderName))
-                return PathUtility.Combine(packageName, fileName);
-            else
-                return PathUtility.Combine(Setting.DefaultYooFolderName, packageName, fileName);
-        }
-
-        /// <summary>
-        /// 获取YOO的Resources目录的全路径
-        /// </summary>
-        internal static string GetYooResourcesFullPath()
-        {
-            if (string.IsNullOrEmpty(Setting.DefaultYooFolderName))
-                return $"Assets/Resources";
-            else
-                return $"Assets/Resources/{Setting.DefaultYooFolderName}";
-        }
-
         /// <summary>
         /// 获取YOO的编辑器下缓存文件根目录
         /// </summary>

Assets/YooAsset/Samples~/Extension Sample/Editor/PackageImporter/PackageImporterWindow.cs

@@ -51,10 +51,6 @@ namespace YooAsset.Editor
             string manifestFileName = Path.GetFileNameWithoutExtension(manifestFilePath);
             string outputDirectory = Path.GetDirectoryName(manifestFilePath);
 
-            // 加载补丁清单
-            byte[] bytesData = FileUtility.ReadAllBytes(manifestFilePath);
-            PackageManifest manifest = ManifestTools.DeserializeFromBinary(bytesData);
-
             // 拷贝核心文件
             {
                 string sourcePath = $"{outputDirectory}/{manifestFileName}.bytes";
@@ -67,12 +63,16 @@ namespace YooAsset.Editor
                 EditorTools.CopyFile(sourcePath, destPath, true);
             }
             {
-                string fileName = YooAssetSettingsData.GetPackageVersionFileName(manifest.PackageName);
+                string fileName = YooAssetSettingsData.GetPackageVersionFileName(_packageName);
                 string sourcePath = $"{outputDirectory}/{fileName}";
                 string destPath = $"{AssetBundleBuilderHelper.GetStreamingAssetsRoot()}/{_packageName}/{fileName}";
                 EditorTools.CopyFile(sourcePath, destPath, true);
             }
 
+            // 加载补丁清单
+            byte[] bytesData = FileUtility.ReadAllBytes(manifestFilePath);
+            PackageManifest manifest = ManifestTools.DeserializeFromBinary(bytesData);
+
             // 拷贝文件列表
             int fileCount = 0;
             foreach (var packageBundle in manifest.BundleList)

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/TTFSDownloadFileOperation.cs

@@ -8,7 +8,7 @@ internal class TTFSDownloadFileOperation : DefaultDownloadFileOperation
     private TiktokFileSystem _fileSystem;
     private ESteps _steps = ESteps.None;
 
-    internal TTFSDownloadFileOperation(TiktokFileSystem fileSystem, PackageBundle bundle, DownloadParam param) : base(bundle, param)
+    internal TTFSDownloadFileOperation(TiktokFileSystem fileSystem, PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
     {
         _fileSystem = fileSystem;
     }

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/TTFSLoadBundleOperation.cs

@@ -35,19 +35,19 @@ internal class TTFSLoadBundleOperation : FSLoadBundleOperation
         {
             if (_downloadAssetBundleOp == null)
             {
-                DownloadParam downloadParam = new DownloadParam(int.MaxValue, 60);
-                downloadParam.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(_bundle.FileName); ;
-                downloadParam.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(_bundle.FileName);
+                DownloadFileOptions options = new DownloadFileOptions(int.MaxValue, 60);
+                options.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(_bundle.FileName); ;
+                options.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(_bundle.FileName);
 
                 if (_bundle.Encrypted)
                 {
-                    _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(false, _fileSystem.DecryptionServices, _bundle, downloadParam);
+                    _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(false, _fileSystem.DecryptionServices, _bundle, options);
                     _downloadAssetBundleOp.StartOperation();
                     AddChildOperation(_downloadAssetBundleOp);
                 }
                 else
                 {
-                    _downloadAssetBundleOp = new DownloadTiktokAssetBundleOperation(_bundle, downloadParam);
+                    _downloadAssetBundleOp = new DownloadTiktokAssetBundleOperation(_bundle, options);
                     _downloadAssetBundleOp.StartOperation();
                     AddChildOperation(_downloadAssetBundleOp);
                 }

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/internal/DownloadTiktokAssetBundleOperation.cs

@@ -8,7 +8,7 @@ namespace YooAsset
     {
         private ESteps _steps = ESteps.None;
         
-        internal DownloadTiktokAssetBundleOperation(PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadTiktokAssetBundleOperation(PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
         }
         internal override void InternalStart()

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/TiktokFileSystem.cs

@@ -124,16 +124,16 @@ internal class TiktokFileSystem : IFileSystem
         var operation = new TTFSRequestPackageVersionOperation(this, timeout);
         return operation;
     }
-    public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+    public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
     {
         var operation = new FSClearCacheFilesCompleteOperation();
         return operation;
     }
-    public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+    public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
     {
-        param.MainURL = RemoteServices.GetRemoteMainURL(bundle.FileName);
-        param.FallbackURL = RemoteServices.GetRemoteFallbackURL(bundle.FileName);
-        var operation = new TTFSDownloadFileOperation(this, bundle, param);
+        options.MainURL = RemoteServices.GetRemoteMainURL(bundle.FileName);
+        options.FallbackURL = RemoteServices.GetRemoteFallbackURL(bundle.FileName);
+        var operation = new TTFSDownloadFileOperation(this, bundle, options);
         return operation;
     }
     public virtual FSLoadBundleOperation LoadBundleFile(PackageBundle bundle)

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSClearUnusedBundleFilesAsync.cs

@@ -1,6 +1,7 @@
 #if UNITY_WEBGL && WEIXINMINIGAME
 using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 using YooAsset;
 using WeChatWASM;
 
@@ -17,7 +18,7 @@ internal class WXFSClearUnusedBundleFilesAsync : FSClearCacheFilesOperation
 
     private readonly WechatFileSystem _fileSystem;
     private readonly PackageManifest _manifest;
-    private List<string> _unusedCacheFiles;
+    private List<string> _unusedCacheFiles = new List<string>(1000);
     private int _unusedFileTotalCount = 0;
     private ESteps _steps = ESteps.None;
 
@@ -39,6 +40,7 @@ internal class WXFSClearUnusedBundleFilesAsync : FSClearCacheFilesOperation
         {
             _steps = ESteps.WaitingSearch;
 
+            // 说明：__GAME_FILE_CACHE/yoo/ 目录下包含所有的资源文件和清单文件
             var fileSystemMgr = _fileSystem.GetFileSystemMgr();
             var statOption = new WXStatOption();
             statOption.path = _fileSystem.FileRoot;
@@ -47,13 +49,24 @@ internal class WXFSClearUnusedBundleFilesAsync : FSClearCacheFilesOperation
             {
                 foreach (var fileStat in response.stats)
                 {
-                    // 注意：存储文件必须按照Bundle文件哈希值存储！
-                    string bundleGUID = Path.GetFileNameWithoutExtension(fileStat.path);
+                    // 如果是目录文件
+                    string fileExtension = Path.GetExtension(fileStat.path);
+                    if (string.IsNullOrEmpty(fileExtension))
+                        continue;
+
+                    // 如果是资源清单
+                    //TODO 默认的清单文件格式
+                    if (fileExtension == ".bytes" || fileExtension == ".hash")
+                        continue;
+
+                    // 注意：适配不同的文件命名方式！
+                    string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(fileStat.path);
+                    string bundleGUID = fileNameWithoutExtension.Split('_').Last();
                     if (_manifest.TryGetPackageBundleByBundleGUID(bundleGUID, out PackageBundle value) == false)
                     {
-                        string fullPath = WX.GetCachePath(fileStat.path);
-                        if (_unusedCacheFiles.Contains(fullPath) == false)
-                            _unusedCacheFiles.Add(fullPath);
+                        string filePath = _fileSystem.FileRoot + fileStat.path;
+                        if (_unusedCacheFiles.Contains(filePath) == false)
+                            _unusedCacheFiles.Add(filePath);
                     }
                 }
 

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSDownloadFileOperation.cs

@@ -9,7 +9,7 @@ internal class WXFSDownloadFileOperation : DefaultDownloadFileOperation
     private WechatFileSystem _fileSystem;
     private ESteps _steps = ESteps.None;
 
-    internal WXFSDownloadFileOperation(WechatFileSystem fileSystem, PackageBundle bundle, DownloadParam param) : base(bundle, param)
+    internal WXFSDownloadFileOperation(WechatFileSystem fileSystem, PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
     {
         _fileSystem = fileSystem;
     }

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSLoadBundleOperation.cs

@@ -33,19 +33,19 @@ internal class WXFSLoadBundleOperation : FSLoadBundleOperation
         {
             if (_downloadAssetBundleOp == null)
             {
-                DownloadParam downloadParam = new DownloadParam(int.MaxValue, 60);
-                downloadParam.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(_bundle.FileName); ;
-                downloadParam.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(_bundle.FileName);
+                DownloadFileOptions options = new DownloadFileOptions(int.MaxValue, 60);
+                options.MainURL = _fileSystem.RemoteServices.GetRemoteMainURL(_bundle.FileName); ;
+                options.FallbackURL = _fileSystem.RemoteServices.GetRemoteFallbackURL(_bundle.FileName);
 
                 if (_bundle.Encrypted)
                 {
-                    _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(false, _fileSystem.DecryptionServices, _bundle, downloadParam);
+                    _downloadAssetBundleOp = new DownloadWebEncryptAssetBundleOperation(false, _fileSystem.DecryptionServices, _bundle, options);
                     _downloadAssetBundleOp.StartOperation();
                     AddChildOperation(_downloadAssetBundleOp);
                 }
                 else
                 {
-                    _downloadAssetBundleOp = new DownloadWechatAssetBundleOperation(_bundle, downloadParam);
+                    _downloadAssetBundleOp = new DownloadWechatAssetBundleOperation(_bundle, options);
                     _downloadAssetBundleOp.StartOperation();
                     AddChildOperation(_downloadAssetBundleOp);
                 }

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/internal/DownloadWechatAssetBundleOperation.cs

@@ -8,7 +8,7 @@ namespace YooAsset
     {
         private ESteps _steps = ESteps.None;
 
-        internal DownloadWechatAssetBundleOperation(PackageBundle bundle, DownloadParam param) : base(bundle, param)
+        internal DownloadWechatAssetBundleOperation(PackageBundle bundle, DownloadFileOptions options) : base(bundle, options)
         {
         }
         internal override void InternalStart()

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/WechatFileSystem.cs

@@ -125,30 +125,30 @@ internal class WechatFileSystem : IFileSystem
         var operation = new WXFSRequestPackageVersionOperation(this, appendTimeTicks, timeout);
         return operation;
     }
-    public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, string clearMode, object clearParam)
+    public virtual FSClearCacheFilesOperation ClearCacheFilesAsync(PackageManifest manifest, ClearCacheFilesOptions options)
     {
-        if (clearMode == EFileClearMode.ClearAllBundleFiles.ToString())
+        if (options.ClearMode == EFileClearMode.ClearAllBundleFiles.ToString())
         {
             var operation = new WXFSClearAllBundleFilesOperation(this);
             return operation;
         }
-        else if (clearMode == EFileClearMode.ClearUnusedBundleFiles.ToString())
+        else if (options.ClearMode == EFileClearMode.ClearUnusedBundleFiles.ToString())
         {
             var operation = new WXFSClearUnusedBundleFilesAsync(this, manifest);
             return operation;
         }
         else
         {
-            string error = $"Invalid clear mode : {clearMode}";
+            string error = $"Invalid clear mode : {options.ClearMode}";
             var operation = new FSClearCacheFilesCompleteOperation(error);
             return operation;
         }
     }
-    public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+    public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadFileOptions options)
     {
-        param.MainURL = RemoteServices.GetRemoteMainURL(bundle.FileName);
-        param.FallbackURL = RemoteServices.GetRemoteFallbackURL(bundle.FileName);
-        var operation = new WXFSDownloadFileOperation(this, bundle, param);
+        options.MainURL = RemoteServices.GetRemoteMainURL(bundle.FileName);
+        options.FallbackURL = RemoteServices.GetRemoteFallbackURL(bundle.FileName);
+        var operation = new WXFSDownloadFileOperation(this, bundle, options);
         return operation;
     }
     public virtual FSLoadBundleOperation LoadBundleFile(PackageBundle bundle)
@@ -191,11 +191,6 @@ internal class WechatFileSystem : IFileSystem
             throw new System.Exception("请配置微信小游戏缓存根目录！");
         }
 
-        if (_wxCacheRoot.StartsWith(WX.PluginCachePath) == false)
-        {
-            _wxCacheRoot = PathUtility.Combine(WX.PluginCachePath, _wxCacheRoot);
-        }
-
         // 注意：CDN服务未启用的情况下，使用微信WEB服务器
         if (RemoteServices == null)
         {

Assets/YooAsset/Samples~/Extension Sample/Runtime/PanelMonitor.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 67ce0f6fc08b0724d95a9f86697bbde3
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Samples~/Extension Sample/Runtime/PanelMonitor/PanelManifest.cs

@@ -0,0 +1,12 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.U2D;
+
+public class PanelManifest : MonoBehaviour
+{
+	/// <summary>
+	/// 面板自动引用的图集
+	/// </summary>
+	public List<SpriteAtlas> ReferencesAtlas = new List<SpriteAtlas>();
+}

Assets/YooAsset/Samples~/Extension Sample/Runtime/PanelMonitor/PanelManifest.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: e2537124b11b52a458e01629f6b18f55
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Samples~/Extension Sample/Runtime/PanelMonitor/PanelMonitor.cs

@@ -0,0 +1,133 @@
+#if UNITY_EDITOR
+using System.IO;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.U2D;
+
+public static class UIPanelSettings
+{
+    /// <summary>
+    /// 面板文件夹GUID
+    /// </summary>
+    private const string UIPanelDirectoryGUID = "12d33f33f3a55224c9c747d7bffa1c68";
+
+    /// <summary>
+    /// 精灵文件夹GUID
+    /// </summary>
+    private const string UISpriteDirectoryGUID = "935d7f20c085cc141a3daf9cacfabfae";
+
+    /// <summary>
+    /// 图集文件夹GUID
+    /// </summary>
+    private const string UIAtlasDirectoryGUID = "c355c783476322b4cacac98c5e1b46d8";
+
+    public static string GetPanelDirecotry()
+    {
+        string result = UnityEditor.AssetDatabase.GUIDToAssetPath(UIPanelDirectoryGUID);
+        if (string.IsNullOrEmpty(result))
+        {
+            throw new System.Exception($"Can not found panel direcotry : {UIPanelDirectoryGUID}");
+        }
+        return result;
+    }
+    public static string GetSpriteDirecotry()
+    {
+        string result = UnityEditor.AssetDatabase.GUIDToAssetPath(UISpriteDirectoryGUID);
+        if (string.IsNullOrEmpty(result))
+        {
+            throw new System.Exception($"Can not found sprite direcotry : {UISpriteDirectoryGUID}");
+        }
+        return result;
+    }
+    public static string GetAtlasDirecotry()
+    {
+        string result = UnityEditor.AssetDatabase.GUIDToAssetPath(UIAtlasDirectoryGUID);
+        if (string.IsNullOrEmpty(result))
+        {
+            throw new System.Exception($"Can not found atlas direcotry : {UIAtlasDirectoryGUID}");
+        }
+        return result;
+    }
+}
+
+public class UIPanelMonitor : UnityEditor.Editor
+{
+    [UnityEditor.InitializeOnLoadMethod]
+    static void StartInitializeOnLoadMethod()
+    {
+        UnityEditor.SceneManagement.PrefabStage.prefabSaving += OnPrefabSaving;
+    }
+
+    static void OnPrefabSaving(GameObject go)
+    {
+        UnityEditor.SceneManagement.PrefabStage stage = UnityEditor.SceneManagement.PrefabStageUtility.GetCurrentPrefabStage();
+        if (stage != null)
+        {
+            string panelDirectory = UIPanelSettings.GetPanelDirecotry();
+            if (stage.assetPath.StartsWith(panelDirectory))
+            {
+                PanelManifest manifest = go.GetComponent<PanelManifest>();
+                if (manifest == null)
+                    manifest = go.AddComponent<PanelManifest>();
+
+                RefreshPanelManifest(manifest);
+            }
+        }
+    }
+
+    /// <summary>
+    /// 刷新面板清单
+    /// </summary>
+    public static void RefreshPanelManifest(PanelManifest manifest)
+    {
+        manifest.ReferencesAtlas.Clear();
+
+        string spriteDirectory = UIPanelSettings.GetSpriteDirecotry();
+        string altasDirectory = UIPanelSettings.GetAtlasDirecotry();
+
+        // 获取依赖的图集名称
+        Transform root = manifest.transform;
+        Image[] allImage = root.GetComponentsInChildren<Image>(true);
+        for (int i = 0; i < allImage.Length; i++)
+        {
+            Image image = allImage[i];
+            if (image.sprite == null)
+                continue;
+
+            // 文件路径
+            string spriteAssetPath = UnityEditor.AssetDatabase.GetAssetPath(image.sprite);
+
+            // 跳过系统内置资源
+            if (spriteAssetPath.Contains("_builtin_"))
+                continue;
+
+            // 跳过非图集精灵
+            if (spriteAssetPath.StartsWith(spriteDirectory) == false)
+                continue;
+
+            string atlasAssetPath = GetAtlasPath(altasDirectory, spriteAssetPath);
+            SpriteAtlas spriteAtlas = UnityEditor.AssetDatabase.LoadAssetAtPath<SpriteAtlas>(atlasAssetPath);
+            if (spriteAtlas == null)
+            {
+                throw new System.Exception($"Not found SpriteAtlas : {atlasAssetPath}");
+            }
+            else
+            {
+                if (manifest.ReferencesAtlas.Contains(spriteAtlas) == false)
+                    manifest.ReferencesAtlas.Add(spriteAtlas);
+            }
+        }
+    }
+
+    /// <summary>
+    /// 获取精灵所属图集
+    /// </summary>
+    private static string GetAtlasPath(string atlasDirectory, string assetPath)
+    {
+        string directory = Path.GetDirectoryName(assetPath);
+        DirectoryInfo directoryInfo = new DirectoryInfo(directory);
+        string atlasName = directoryInfo.Name;
+        return $"{atlasDirectory}/{atlasName}.spriteatlas";
+    }
+}
+#endif

Assets/YooAsset/Samples~/Extension Sample/Runtime/PanelMonitor/PanelMonitor.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 6bed3b2eaa555ec4e9aaa22a888b504c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Samples~/Extension Sample/Runtime/SpriteAtlasLoader.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: eee88a2a10c99aa49b12a0fbff4084f0
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/YooAsset/Samples~/Extension Sample/Runtime/SpriteAtlasLoader/SpriteAtlasLoader.cs

@@ -0,0 +1,44 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.U2D;
+using YooAsset;
+
+public class SpriteAtlasLoader : MonoBehaviour
+{
+    private Dictionary<string, SpriteAtlas> _loadedAtlas = new Dictionary<string, SpriteAtlas>(1000);
+    private List<AssetHandle> _loadHandles = new List<AssetHandle>(1000);
+
+    public void Awake()
+    {
+        SpriteAtlasManager.atlasRequested += RequestAtlas;
+    }
+    public void OnDestroy()
+    {
+        foreach (var handle in _loadHandles)
+        {
+            handle.Release();
+        }
+    }
+
+    private void RequestAtlas(string atlasName, Action<SpriteAtlas> callback)
+    {
+        if (_loadedAtlas.TryGetValue(atlasName, out var value))
+        {
+            callback.Invoke(value);
+        }
+        else
+        {
+            var package = YooAssets.GetPackage("DefaultPackage");
+            var loadHandle = package.LoadAssetSync<SpriteAtlas>(atlasName);
+            if (loadHandle.Status != EOperationStatus.Succeed)
+            {
+                Debug.LogWarning($"Failed to load sprite atlas : {atlasName} ! {loadHandle.LastError}");
+                return;
+            }
+
+            _loadHandles.Add(loadHandle);
+            callback.Invoke(loadHandle.AssetObject as SpriteAtlas);
+        }
+    }
+}

Assets/YooAsset/Samples~/Extension Sample/Runtime/SpriteAtlasLoader/SpriteAtlasLoader.cs.meta

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Assets/YooAsset/Samples~/Space Shooter/Boot.unity

@@ -215,7 +215,7 @@ MonoBehaviour:
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   m_Name: 
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-  PlayMode: 0
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Assets/YooAsset/Samples~/Space Shooter/GameRes/Config.meta

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+folderAsset: yes
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Assets/YooAsset/Samples~/Space Shooter/GameRes/Config/config_test.json

@@ -0,0 +1,23 @@
+{
+  "en": {
+    "welcome": "Welcome",
+    "login": "Login",
+    "logout": "Logout",
+    "userProfile": "User Profile",
+    "settings": "Settings"
+  },
+  "zh": {
+    "welcome": "欢迎",
+    "login": "登录",
+    "logout": "退出",
+    "userProfile": "用户资料",
+    "settings": "设置"
+  },
+  "vi": {
+    "welcome": "Chào mừng",
+    "login": "Đăng nhập",
+    "logout": "Đăng xuất",
+    "userProfile": "Hồ sơ người dùng",
+    "settings": "Cài đặt"
+  }
+}

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Assets/YooAsset/Samples~/Space Shooter/GameRes/UIPanel/UIBattle.prefab

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+  - {fileID: 4546286618552243144}
   m_Father: {fileID: 4142826567245113224}
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@@ -810,6 +811,81 @@ MonoBehaviour:
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+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
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+  m_LocalScale: {x: 1, y: 1, z: 1}
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+  m_AnchorMax: {x: 1, y: 1}
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+  m_SizeDelta: {x: 100, y: 100}
+  m_Pivot: {x: 0.5, y: 0.5}
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+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 7233964787062772886}
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Assets/YooAsset/Samples~/Space Shooter/GameRes/UISprite.meta

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