更新修复导入图集初始化信息不全的bug

更新修复导入图集初始化信息不全的bug

UnityProject/Assets/GameScripts/Main/Procedure/ProcedureInitPackage.cs

@@ -29,7 +29,8 @@ namespace GameMain
 
         private async UniTaskVoid InitPackage(ProcedureOwner procedureOwner)
         {
-            if (GameModule.Resource.PlayMode == EPlayMode.HostPlayMode)
+            if (GameModule.Resource.PlayMode == EPlayMode.HostPlayMode ||
+                GameModule.Resource.PlayMode == EPlayMode.WebPlayMode)
             {
                 if (SettingsUtils.EnableUpdateData())
                 {
@@ -44,7 +45,8 @@ namespace GameMain
 
                         if (!string.IsNullOrEmpty(updateData.FallbackHostServerURL))
                         {
-                            SettingsUtils.FrameworkGlobalSettings.FallbackHostServerURL = updateData.FallbackHostServerURL;
+                            SettingsUtils.FrameworkGlobalSettings.FallbackHostServerURL =
+                                updateData.FallbackHostServerURL;
                         }
                     }
                 }
@@ -60,9 +62,9 @@ namespace GameMain
             {
                 //热更新阶段文本初始化
                 LoadText.Instance.InitConfigData(null);
-                
+
                 GameEvent.Send(RuntimeId.ToRuntimeId("RefreshVersion"));
-                
+
                 EPlayMode playMode = GameModule.Resource.PlayMode;
 
                 // 编辑器模式。
@@ -107,7 +109,9 @@ namespace GameMain
                 // 打开启动UI。
                 UILoadMgr.Show(UIDefine.UILoadUpdate, $"资源初始化失败！");
 
-                UILoadTip.ShowMessageBox($"资源初始化失败！点击确认重试 \n \n <color=#FF0000>原因{initializationOperation.Error}</color>", MessageShowType.TwoButton,
+                UILoadTip.ShowMessageBox(
+                    $"资源初始化失败！点击确认重试 \n \n <color=#FF0000>原因{initializationOperation.Error}</color>",
+                    MessageShowType.TwoButton,
                     LoadStyle.StyleEnum.Style_Retry
                     , () => { Retry(procedureOwner); }, UnityEngine.Application.Quit);
             }

UnityProject/Assets/TEngine/Editor/Postprocessor/SpritePostprocessor.cs

@@ -4,6 +4,7 @@ using System.IO;
 using UnityEditor;
 using UnityEditor.U2D;
 using UnityEngine;
+using UnityEngine.U2D;
 using Object = UnityEngine.Object;
 
 /// <summary>
@@ -55,6 +56,33 @@ public static class EditorSpriteSaveInfo
         }
 
         EditorApplication.update += CheckDirty;
+        
+        //读取所有图集信息
+        string[] findAssets = AssetDatabase.FindAssets("t:SpriteAtlas", new[] { NormalAtlasDir });
+        foreach (var findAsset in findAssets)
+        {
+            var path = AssetDatabase.GUIDToAssetPath(findAsset);
+            SpriteAtlas sa = AssetDatabase.LoadAssetAtPath(path, typeof(SpriteAtlas)) as SpriteAtlas;
+            if (sa == null)
+            {
+                Debug.LogError($"加载图集数据{path}失败");
+                continue;
+            }
+
+            string atlasName = Path.GetFileNameWithoutExtension(path);
+            var objects = sa.GetPackables();
+            foreach (var o in objects)
+            {
+                if (!m_allASprites.TryGetValue(atlasName, out var list))
+                {
+                    list = new List<string>();
+                    m_allASprites.Add(atlasName, list);
+                }
+                list.Add(AssetDatabase.GetAssetPath(o));
+            }
+        }
+        
+        m_inited = true;
     }
 
     public static void CheckDirty()

UnityProject/Assets/TEngine/Runtime/Extension/UnityExtension.cs

@@ -132,7 +132,9 @@ namespace TEngine
         /// <param name="spriteName">图片名称。</param>
         /// <param name="isSetNativeSize">是否使用原生分辨率。</param>
         /// <param name="isAsync">是否使用异步加载。</param>
-        public static void SetSprite(this UnityEngine.UI.Image image, string spriteName, bool isSetNativeSize = false, bool isAsync = false)
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public static void SetSprite(this UnityEngine.UI.Image image, string spriteName, bool isSetNativeSize = false,
+            bool isAsync = false, string customPackageName = "")
         {
             if (image == null)
             {
@@ -147,7 +149,8 @@ namespace TEngine
             {
                 if (!isAsync)
                 {
-                    image.sprite = GameModule.Resource.LoadAsset<Sprite>(spriteName);
+                    image.sprite =
+                        GameModule.Resource.LoadAsset<Sprite>(spriteName, customPackageName: customPackageName);
                     if (isSetNativeSize)
                     {
                         image.SetNativeSize();
@@ -167,7 +170,7 @@ namespace TEngine
                         {
                             image.SetNativeSize();
                         }
-                    });
+                    }, customPackageName: customPackageName);
                 }
             }
         }
@@ -178,7 +181,9 @@ namespace TEngine
         /// <param name="spriteRenderer">Image组件。</param>
         /// <param name="spriteName">图片名称。</param>
         /// <param name="isAsync">是否使用异步加载。</param>
-        public static void SetSprite(this SpriteRenderer spriteRenderer, string spriteName, bool isAsync = false)
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public static void SetSprite(this SpriteRenderer spriteRenderer, string spriteName, bool isAsync = false,
+            string customPackageName = "")
         {
             if (spriteRenderer == null)
             {
@@ -193,7 +198,8 @@ namespace TEngine
             {
                 if (!isAsync)
                 {
-                    spriteRenderer.sprite = GameModule.Resource.LoadAsset<Sprite>(spriteName);
+                    spriteRenderer.sprite =
+                        GameModule.Resource.LoadAsset<Sprite>(spriteName, customPackageName: customPackageName);
                 }
                 else
                 {
@@ -205,11 +211,11 @@ namespace TEngine
                         }
 
                         spriteRenderer.sprite = operation.AssetObject as Sprite;
-                    });
+                    }, customPackageName: customPackageName);
                 }
             }
         }
-        
+
         /// <summary>
         /// 查找子节点。
         /// </summary>
@@ -221,7 +227,7 @@ namespace TEngine
             var findTrans = transform.Find(path);
             return findTrans != null ? findTrans : null;
         }
-        
+
         /// <summary>
         /// 根据名字找到子节点，主要用于dummy接口。
         /// </summary>
@@ -252,7 +258,7 @@ namespace TEngine
 
             return null;
         }
-        
+
         [TypeInferenceRule(TypeInferenceRules.TypeReferencedByFirstArgument)]
         public static Component FindChildComponent(this Type type, Transform transform, string path)
         {
@@ -264,7 +270,7 @@ namespace TEngine
 
             return null;
         }
-        
+
         public static T FindChildComponent<T>(this Transform transform, string path) where T : Component
         {
             var findTrans = transform.Find(path);

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/AssetReference.cs

@@ -14,6 +14,7 @@ namespace TEngine
     {
         private int _instanceID = 0;
         private string _assetLocation;
+        private string _packageName;
         private AssetGroup _assetGroup;
         private AssetOperationHandle _operationHandle;
 
@@ -32,6 +33,11 @@ namespace TEngine
         /// </summary>
         public string AssetLocation => _assetLocation;
 
+        /// <summary>
+        /// 资源包名称。
+        /// </summary>
+        public string PackageName => _packageName;
+
         /// <summary>
         /// 脏初始化资源分组。
         /// </summary>
@@ -49,10 +55,13 @@ namespace TEngine
         /// <param name="operation">资源操作句柄。</param>
         /// <param name="assetLocation">资源定位地址。</param>
         /// <param name="parent">父级资源引用。(NullAble)</param>
-        public void Bind(AssetOperationHandle operation, string assetLocation, AssetReference parent = null)
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        public void Bind(AssetOperationHandle operation, string assetLocation, AssetReference parent = null,
+            string packageName = "")
         {
             _operationHandle = operation;
             this._assetLocation = assetLocation;
+            this._packageName = packageName;
             _instanceID = gameObject.GetInstanceID();
             if (parent != null)
             {
@@ -183,7 +192,8 @@ namespace TEngine
         /// <param name="assetOperationHandle">资源操作句柄。</param>
         /// <returns>资源实例。</returns>
         // ReSharper disable once ParameterHidesMember
-        public T LoadAsset<T>(string assetName, Transform parent, out AssetOperationHandle assetOperationHandle) where T : Object
+        public T LoadAsset<T>(string assetName, Transform parent, out AssetOperationHandle assetOperationHandle)
+            where T : Object
         {
             DirtyInitAssetGroup();
             return _assetGroup.LoadAsset<T>(assetName, parent, out assetOperationHandle);
@@ -195,7 +205,8 @@ namespace TEngine
         /// <param name="assetName">要加载的实例名称。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <returns>资源实实例。</returns>
-        public async UniTask<T> LoadAssetAsync<T>(string assetName, CancellationToken cancellationToken = default) where T : Object
+        public async UniTask<T> LoadAssetAsync<T>(string assetName, CancellationToken cancellationToken = default)
+            where T : Object
         {
             DirtyInitAssetGroup();
             return await _assetGroup.LoadAssetAsync<T>(assetName, cancellationToken);
@@ -207,7 +218,8 @@ namespace TEngine
         /// <param name="assetName">要加载的游戏物体名称。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <returns>异步游戏物体实例。</returns>
-        public async UniTask<GameObject> LoadGameObjectAsync(string assetName, CancellationToken cancellationToken = default)
+        public async UniTask<GameObject> LoadGameObjectAsync(string assetName,
+            CancellationToken cancellationToken = default)
         {
             DirtyInitAssetGroup();
             return await _assetGroup.LoadGameObjectAsync(assetName, cancellationToken);
@@ -220,9 +232,11 @@ namespace TEngine
         /// <param name="handle">资源句柄。</param>
         /// <param name="location">资源定位地址。</param>
         /// <param name="parent">父级引用。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源引用组件。</returns>
         /// <exception cref="GameFrameworkException">捕获异常。</exception>
-        public static AssetReference BindAssetReference(GameObject go, AssetOperationHandle handle, string location = "", AssetReference parent = null)
+        public static AssetReference BindAssetReference(GameObject go, AssetOperationHandle handle,
+            string location = "", AssetReference parent = null, string packageName = "")
         {
             if (go == null)
             {
@@ -236,7 +250,7 @@ namespace TEngine
 
             var ret = go.GetOrAddComponent<AssetReference>();
 
-            ret.Bind(operation: handle, assetLocation: location, parent: parent);
+            ret.Bind(operation: handle, assetLocation: location, parent: parent, packageName: packageName);
 
             return ret;
         }
@@ -247,9 +261,11 @@ namespace TEngine
         /// <param name="go">游戏物体实例。</param>
         /// <param name="location">资源定位地址。</param>
         /// <param name="parent">父级引用。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源引用组件。</returns>
         /// <exception cref="GameFrameworkException">捕获异常。</exception>
-        public static AssetReference BindAssetReference(GameObject go, string location = "", AssetReference parent = null)
+        public static AssetReference BindAssetReference(GameObject go, string location = "",
+            AssetReference parent = null, string packageName = "")
         {
             if (go == null)
             {
@@ -258,7 +274,7 @@ namespace TEngine
 
             var ret = go.GetOrAddComponent<AssetReference>();
 
-            ret.Bind(operation: null, assetLocation: location, parent: parent);
+            ret.Bind(operation: null, assetLocation: location, parent: parent, packageName: packageName);
 
             return ret;
         }

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/BuiltinQueryMgr.cs

@@ -10,18 +10,6 @@ namespace TEngine
         public const string RootFolderName = "yoo";
     }
 
-    /// <summary>
-    /// 内置文件查询服务类。
-    /// </summary>
-    public class BuiltinQueryServices : IBuildinQueryServices
-    {
-        public bool QueryStreamingAssets(string packageName, string fileName)
-        {
-            // 注意：fileName包含文件格式
-            return BuiltinQueryMgr.FileExists(packageName, fileName);
-        }
-    }
-
 #if UNITY_EDITOR
     /// <summary>
     /// 内置资源资源查询帮助类。

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/IResourceManager.cs

@@ -2,7 +2,6 @@
 using System.Threading;
 using Cysharp.Threading.Tasks;
 using UnityEngine;
-using UnityEngine.SceneManagement;
 using YooAsset;
 
 namespace TEngine
@@ -87,8 +86,9 @@ namespace TEngine
         /// <summary>
         /// 初始化操作。
         /// </summary>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns></returns>
-        InitializationOperation InitPackage();
+        InitializationOperation InitPackage(string customPackageName = "");
 
         /// <summary>
         /// 卸载资源。
@@ -110,8 +110,9 @@ namespace TEngine
         /// 检查资源是否存在。
         /// </summary>
         /// <param name="location">要检查资源的名称。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>检查资源是否存在的结果。</returns>
-        HasAssetResult HasAsset(string location);
+        HasAssetResult HasAsset(string location, string packageName = "");
 
         /// <summary>
         /// 设置默认资源包。
@@ -123,42 +124,48 @@ namespace TEngine
         /// 是否需要从远端更新下载。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>是否需要从远端下载。</returns>
-        bool IsNeedDownloadFromRemote(string location);
+        bool IsNeedDownloadFromRemote(string location, string packageName = "");
 
         /// <summary>
         /// 是否需要从远端更新下载。
         /// </summary>
         /// <param name="assetInfo">资源信息。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>是否需要从远端下载。</returns>
-        bool IsNeedDownloadFromRemote(AssetInfo assetInfo);
+        bool IsNeedDownloadFromRemote(AssetInfo assetInfo, string packageName = "");
 
         /// <summary>
         /// 获取资源信息列表。
         /// </summary>
         /// <param name="tag">资源标签。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源信息列表。</returns>
-        AssetInfo[] GetAssetInfos(string tag);
+        AssetInfo[] GetAssetInfos(string tag, string packageName = "");
 
         /// <summary>
         /// 获取资源信息列表。
         /// </summary>
         /// <param name="tags">资源标签列表。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源信息列表。</returns>
-        AssetInfo[] GetAssetInfos(string[] tags);
+        AssetInfo[] GetAssetInfos(string[] tags, string packageName = "");
 
         /// <summary>
         /// 获取资源信息。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源信息。</returns>
-        AssetInfo GetAssetInfo(string location);
+        AssetInfo GetAssetInfo(string location, string packageName = "");
 
         /// <summary>
         /// 检查资源定位地址是否有效。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
-        bool CheckLocationValid(string location);
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        bool CheckLocationValid(string location, string packageName = "");
 
         /// <summary>
         /// 同步加载资源。
@@ -166,9 +173,11 @@ namespace TEngine
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needInstance">是否需要实例化。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        T LoadAsset<T>(string location, bool needInstance, bool needCache = false) where T : Object;
+        T LoadAsset<T>(string location, bool needInstance, bool needCache = false, string packageName = "")
+            where T : Object;
 
         /// <summary>
         /// 同步加载资源。
@@ -177,9 +186,11 @@ namespace TEngine
         /// <param name="parent">父节点位置。</param>
         /// <param name="needInstance">是否需要实例化。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        T LoadAsset<T>(string location, Transform parent, bool needInstance, bool needCache = false) where T : Object;
+        T LoadAsset<T>(string location, Transform parent, bool needInstance, bool needCache = false,
+            string packageName = "") where T : Object;
 
         /// <summary>
         /// 同步加载资源。
@@ -187,9 +198,11 @@ namespace TEngine
         /// <param name="handle">资源操作句柄。</param>
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        T LoadAsset<T>(string location, out AssetOperationHandle handle, bool needCache = false) where T : Object;
+        T LoadAsset<T>(string location, out AssetOperationHandle handle, bool needCache = false,
+            string packageName = "") where T : Object;
 
         /// <summary>
         /// 同步加载资源。
@@ -198,55 +211,68 @@ namespace TEngine
         /// <param name="handle">资源操作句柄。</param>
         /// <param name="parent">父节点位置。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        T LoadAsset<T>(string location, Transform parent, out AssetOperationHandle handle, bool needCache = false) where T : Object;
+        T LoadAsset<T>(string location, Transform parent, out AssetOperationHandle handle, bool needCache = false,
+            string packageName = "")
+            where T : Object;
 
         /// <summary>
         /// 同步加载资源并获取句柄。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>同步加载资源句柄。</returns>
-        AssetOperationHandle LoadAssetGetOperation<T>(string location, bool needCache = false) where T : Object;
+        AssetOperationHandle LoadAssetGetOperation<T>(string location, bool needCache = false, string packageName = "")
+            where T : Object;
 
         /// <summary>
         /// 异步加载资源并获取句柄。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>异步加载资源句柄。</returns>
-        AssetOperationHandle LoadAssetAsyncHandle<T>(string location, bool needCache = false) where T : Object;
+        AssetOperationHandle LoadAssetAsyncHandle<T>(string location, bool needCache = false, string packageName = "")
+            where T : Object;
 
         /// <summary>
         /// 同步加载子资源对象。
         /// </summary>
         /// <typeparam name="TObject">资源类型。</typeparam>
         /// <param name="location">资源的定位地址。</param>
-        public SubAssetsOperationHandle LoadSubAssetsSync<TObject>(string location) where TObject : Object;
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        public SubAssetsOperationHandle LoadSubAssetsSync<TObject>(string location, string packageName = "")
+            where TObject : Object;
 
         /// <summary>
         /// 异步加载子资源对象
         /// </summary>
         /// <typeparam name="TObject">资源类型。</typeparam>
         /// <param name="location">资源的定位地址。</param>
-        public SubAssetsOperationHandle LoadSubAssetsAsync<TObject>(string location) where TObject : Object;
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        public SubAssetsOperationHandle LoadSubAssetsAsync<TObject>(string location, string packageName = "")
+            where TObject : Object;
 
         /// <summary>
         /// 同步加载子资源对象。
         /// </summary>
         /// <param name="assetInfo">资源信息。</param>
-        public SubAssetsOperationHandle LoadSubAssetsSync(AssetInfo assetInfo);
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        public SubAssetsOperationHandle LoadSubAssetsSync(AssetInfo assetInfo, string packageName = "");
 
         /// <summary>
         /// 通过Tag加载资源对象集合。
         /// </summary>
         /// <param name="assetTag">资源标识。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源类型。</typeparam>
         /// <returns>资源对象集合。</returns>
-        UniTask<List<T>> LoadAssetsByTagAsync<T>(string assetTag) where T : UnityEngine.Object;
+        UniTask<List<T>> LoadAssetsByTagAsync<T>(string assetTag, string packageName = "") where T : UnityEngine.Object;
 
         /// <summary>
         /// 异步加载资源。
@@ -255,9 +281,11 @@ namespace TEngine
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <param name="needInstance">是否需要实例化。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>异步资源实例。</returns>
-        UniTask<T> LoadAssetAsync<T>(string location, CancellationToken cancellationToken = default, bool needInstance = true, bool needCache = false) where T : Object;
+        UniTask<T> LoadAssetAsync<T>(string location, CancellationToken cancellationToken = default,
+            bool needInstance = true, bool needCache = false, string packageName = "") where T : Object;
 
         /// <summary>
         /// 异步加载游戏物体。
@@ -265,8 +293,10 @@ namespace TEngine
         /// <param name="location">资源定位地址。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>异步游戏物体实例。</returns>
-        UniTask<GameObject> LoadGameObjectAsync(string location, CancellationToken cancellationToken = default, bool needCache = false);
+        UniTask<GameObject> LoadGameObjectAsync(string location, CancellationToken cancellationToken = default,
+            bool needCache = false, string packageName = "");
 
         /// <summary>
         /// 异步加载游戏物体。
@@ -275,16 +305,20 @@ namespace TEngine
         /// <param name="parent">父节点位置。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>异步游戏物体实例。</returns>
-        UniTask<GameObject> LoadGameObjectAsync(string location, Transform parent, CancellationToken cancellationToken = default, bool needCache = false);
+        UniTask<GameObject> LoadGameObjectAsync(string location, Transform parent,
+            CancellationToken cancellationToken = default, bool needCache = false, string packageName = "");
 
         /// <summary>
         /// 异步加载原生文件。
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>原生文件资源实例。</returns>
-        UniTask<RawFileOperationHandle> LoadRawAssetAsync(string location, CancellationToken cancellationToken = default);
+        UniTask<RawFileOperationHandle> LoadRawAssetAsync(string location,
+            CancellationToken cancellationToken = default, string packageName = "");
 
         /// <summary>
         /// 异步加载子文件。
@@ -292,32 +326,38 @@ namespace TEngine
         /// <param name="location">资源定位地址。</param>
         /// <param name="assetName">子资源名称。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源实例类型。</typeparam>
         /// <returns>原生文件资源实例。</returns>
-        UniTask<T> LoadSubAssetAsync<T>(string location, string assetName, CancellationToken cancellationToken = default) where T : Object;
+        UniTask<T> LoadSubAssetAsync<T>(string location, string assetName,
+            CancellationToken cancellationToken = default, string packageName = "") where T : Object;
 
         /// <summary>
         /// 异步加载所有子文件。
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源实例类型。</typeparam>
         /// <returns>原生文件资源实例。</returns>
-        UniTask<T[]> LoadAllSubAssetAsync<T>(string location, CancellationToken cancellationToken = default) where T : Object;
+        UniTask<T[]> LoadAllSubAssetAsync<T>(string location, CancellationToken cancellationToken = default,
+            string packageName = "") where T : Object;
 
         /// <summary>
         /// 放入预加载对象。
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="assetObject">预加载对象。</param>
-        public void PushPreLoadAsset(string location, Object assetObject);
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        public void PushPreLoadAsset(string location, Object assetObject, string packageName = "");
 
         /// <summary>
         /// 获取预加载的实例对象。
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <typeparam name="T">资源实例类型。</typeparam>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>预加载对象。</returns>
-        public T GetPreLoadAsset<T>(string location) where T : Object;
+        public T GetPreLoadAsset<T>(string location, string packageName = "") where T : Object;
     }
 }

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/Operation/LoadAssetsByTagOperation.cs

@@ -19,6 +19,7 @@ namespace TEngine
         }
 
         private readonly string _tag;
+        private readonly string _packageName; // 指定资源包的名称
         private ESteps _steps = ESteps.None;
         private List<AssetOperationHandle> _handles;
 
@@ -28,9 +29,10 @@ namespace TEngine
         public List<TObject> AssetObjects { private set; get; }
 
 
-        public LoadAssetsByTagOperation(string tag)
+        public LoadAssetsByTagOperation(string tag, string packageName)
         {
             _tag = tag;
+            _packageName = packageName;
         }
 
         protected override void OnStart()
@@ -45,11 +47,32 @@ namespace TEngine
 
             if (_steps == ESteps.LoadAssets)
             {
-                AssetInfo[] assetInfos = YooAssets.GetAssetInfos(_tag);
+                AssetInfo[] assetInfos;
+                if (string.IsNullOrEmpty(_packageName))
+                {
+                    assetInfos = YooAssets.GetAssetInfos(_tag);
+                }
+                else
+                {
+                    var package = YooAssets.GetPackage(_packageName);
+                    assetInfos = package.GetAssetInfos(_tag);
+                }
+
                 _handles = new List<AssetOperationHandle>(assetInfos.Length);
+
                 foreach (var assetInfo in assetInfos)
                 {
-                    var handle = YooAssets.LoadAssetAsync(assetInfo);
+                    AssetOperationHandle handle;
+                    if (string.IsNullOrEmpty(_packageName))
+                    {
+                        handle = YooAssets.LoadAssetAsync(assetInfo);
+                    }
+                    else
+                    {
+                        var package = YooAssets.GetPackage(_packageName);
+                        handle = package.LoadAssetAsync(assetInfo);
+                    }
+
                     _handles.Add(handle);
                 }
 
@@ -101,7 +124,7 @@ namespace TEngine
                 SetFinish(true);
             }
         }
-        
+
         private void SetFinish(bool succeed, string error = "")
         {
             Error = error;

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceManager.Services.cs

@@ -12,7 +12,7 @@ namespace TEngine
         private class GameDecryptionServices : IDecryptionServices
         {
             private const byte OffSet = 32;
-            
+
             public ulong LoadFromFileOffset(DecryptFileInfo fileInfo)
             {
                 return OffSet;
@@ -25,7 +25,8 @@ namespace TEngine
 
             public Stream LoadFromStream(DecryptFileInfo fileInfo)
             {
-                BundleStream bundleStream = new BundleStream(fileInfo.FilePath, FileMode.Open, FileAccess.Read, FileShare.Read);
+                BundleStream bundleStream =
+                    new BundleStream(fileInfo.FilePath, FileMode.Open, FileAccess.Read, FileShare.Read);
                 return bundleStream;
             }
 
@@ -34,7 +35,7 @@ namespace TEngine
                 return 1024;
             }
         }
-        
+
         /// <summary>
         /// 默认的分发资源查询服务类
         /// </summary>
@@ -44,40 +45,66 @@ namespace TEngine
             {
                 throw new NotImplementedException();
             }
+
             public bool QueryDeliveryFiles(string packageName, string fileName)
             {
                 return false;
             }
         }
-        
+
         /// <summary>
         /// 远程文件查询服务类。
         /// </summary>
-        private class RemoteServices: IRemoteServices
+        private class RemoteServices : IRemoteServices
         {
             private readonly string _defaultHostServer;
             private readonly string _fallbackHostServer;
+            private string _packageName;
 
-            public RemoteServices()
+            public RemoteServices(string packageName)
             {
                 _defaultHostServer = SettingsUtils.FrameworkGlobalSettings.HostServerURL;
                 _fallbackHostServer = SettingsUtils.FrameworkGlobalSettings.FallbackHostServerURL;
+                _packageName = packageName;
             }
-            
+
             public RemoteServices(string defaultHostServer, string fallbackHostServer)
             {
                 _defaultHostServer = defaultHostServer;
                 _fallbackHostServer = fallbackHostServer;
             }
-            
+
             public string GetRemoteMainURL(string fileName)
             {
-                return $"{_defaultHostServer}/{fileName}";
+                return $"{_defaultHostServer}/{_packageName}/{fileName}";
             }
 
             public string GetRemoteFallbackURL(string fileName)
             {
-                return $"{_fallbackHostServer}/{fileName}";
+                return $"{_defaultHostServer}/{_packageName}/{fileName}";
+            }
+        }
+
+        /// <summary>
+        /// 内置文件查询服务类。
+        /// </summary>
+        public class BuiltinQueryServices : IBuildinQueryServices
+        {
+            public bool QueryStreamingAssets(string packageName, string fileName)
+            {
+                // 注意：fileName包含文件格式
+                return BuiltinQueryMgr.FileExists(packageName, fileName);
+            }
+        }
+
+        /// <summary>
+        /// WebGL内置文件查询服务类。WebGL平台不需要内置查询，直接使用远程热更资源。
+        /// </summary>
+        public class WebGLBuiltinQueryServices : IBuildinQueryServices
+        {
+            public bool QueryStreamingAssets(string packageName, string fileName)
+            {
+                return true;
             }
         }
     }
@@ -86,7 +113,8 @@ namespace TEngine
     {
         public const byte KEY = 128;
 
-        public BundleStream(string path, FileMode mode, FileAccess access, FileShare share) : base(path, mode, access, share)
+        public BundleStream(string path, FileMode mode, FileAccess access, FileShare share) : base(path, mode, access,
+            share)
         {
         }
 

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceManager.cs

@@ -15,7 +15,7 @@ namespace TEngine
         #region Propreties
 
         /// <summary>
-        /// 资源包名称。
+        /// 默认资源包名称。
         /// </summary>
         public string PackageName { get; set; } = "DefaultPackage";
 
@@ -101,9 +101,9 @@ namespace TEngine
 
         internal override void Shutdown()
         {
-            ReleasePreLoadAssets();            
+            ReleasePreLoadAssets(isShutDown: true);
 #if !UNITY_WEBGL
-            YooAssets.Destroy();      
+            YooAssets.Destroy();
 #endif
             ResourcePool.Destroy();
         }
@@ -120,6 +120,7 @@ namespace TEngine
                     handle = null;
                 }
             }
+
             iter.Dispose();
             _releaseMaps.Clear();
 
@@ -133,10 +134,12 @@ namespace TEngine
                     handle = null;
                 }
             }
+
             iter.Dispose();
             _operationHandlesMaps.Clear();
-            
-            _arcCacheTable = new ArcCacheTable<string, AssetOperationHandle>(ARCTableCapacity, OnAddAsset, OnRemoveAsset);
+
+            _arcCacheTable =
+                new ArcCacheTable<string, AssetOperationHandle>(ARCTableCapacity, OnAddAsset, OnRemoveAsset);
         }
 
         #endregion
@@ -205,25 +208,47 @@ namespace TEngine
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源类型。</typeparam>
         /// <returns>资源句柄。</returns>
-        private AssetOperationHandle GetHandleSync<T>(string location, bool needCache = false) where T : Object
+        private AssetOperationHandle GetHandleSync<T>(string location, bool needCache = false, string packageName = "")
+            where T : Object
         {
             if (!needCache)
             {
-                return YooAssets.LoadAssetSync<T>(location);
+                if (string.IsNullOrEmpty(packageName))
+                {
+                    return YooAssets.LoadAssetSync<T>(location);
+                }
+
+                var package = YooAssets.GetPackage(packageName);
+                return package.LoadAssetSync<T>(location);
             }
+
+            // 缓存key
+            var cacheKey = string.IsNullOrEmpty(packageName) || packageName.Equals(PackageName)
+                ? location
+                : $"{packageName}/{location}";
+
             AssetOperationHandle handle = null;
             // 尝试从从ARC缓存表取出对象。
-            handle = _arcCacheTable.GetCache(location);
+            handle = _arcCacheTable.GetCache(cacheKey);
 
             if (handle == null)
             {
-                handle = YooAssets.LoadAssetSync<T>(location);
+                if (string.IsNullOrEmpty(packageName))
+                {
+                    handle = YooAssets.LoadAssetSync<T>(location);
+                }
+                else
+                {
+                    var package = YooAssets.GetPackage(packageName);
+                    handle = package.LoadAssetSync<T>(location);
+                }
             }
 
             // 对象推入ARC缓存表。
-            _arcCacheTable.PutCache(location, handle);
+            _arcCacheTable.PutCache(cacheKey, handle);
             return handle;
         }
 
@@ -232,25 +257,47 @@ namespace TEngine
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源类型。</typeparam>
         /// <returns>资源句柄。</returns>
-        private AssetOperationHandle GetHandleAsync<T>(string location, bool needCache = false) where T : Object
+        private AssetOperationHandle GetHandleAsync<T>(string location, bool needCache = false, string packageName = "")
+            where T : Object
         {
             if (!needCache)
             {
-                return YooAssets.LoadAssetAsync<T>(location);
+                if (string.IsNullOrEmpty(packageName))
+                {
+                    return YooAssets.LoadAssetAsync<T>(location);
+                }
+
+                var package = YooAssets.GetPackage(packageName);
+                return package.LoadAssetAsync<T>(location);
             }
+
+            // 缓存key
+            var cacheKey = string.IsNullOrEmpty(packageName) || packageName.Equals(PackageName)
+                ? location
+                : $"{packageName}/{location}";
+
             AssetOperationHandle handle = null;
             // 尝试从从ARC缓存表取出对象。
-            handle = _arcCacheTable.GetCache(location);
+            handle = _arcCacheTable.GetCache(cacheKey);
 
             if (handle == null)
             {
-                handle = YooAssets.LoadAssetAsync<T>(location);
+                if (string.IsNullOrEmpty(packageName))
+                {
+                    handle = YooAssets.LoadAssetAsync<T>(location);
+                }
+                else
+                {
+                    var package = YooAssets.GetPackage(packageName);
+                    handle = package.LoadAssetAsync<T>(location);
+                }
             }
 
             // 对象推入ARC缓存表。
-            _arcCacheTable.PutCache(location, handle);
+            _arcCacheTable.PutCache(cacheKey, handle);
             return handle;
         }
 
@@ -277,25 +324,32 @@ namespace TEngine
 
             _releaseMaps ??= new Dictionary<string, AssetOperationHandle>(ARCTableCapacity);
             _operationHandlesMaps ??= new Dictionary<string, AssetOperationHandle>(ARCTableCapacity);
-            _arcCacheTable ??= new ArcCacheTable<string, AssetOperationHandle>(ARCTableCapacity, OnAddAsset, OnRemoveAsset);
+            _arcCacheTable ??=
+                new ArcCacheTable<string, AssetOperationHandle>(ARCTableCapacity, OnAddAsset, OnRemoveAsset);
         }
 
         /// <summary>
         /// 初始化资源包裹。
         /// </summary>
         /// <returns>初始化资源包裹操作句柄。</returns>
-        public InitializationOperation InitPackage()
+        public InitializationOperation InitPackage(string customPackageName = "")
         {
             // 创建默认的资源包
-            string packageName = PackageName;
-            var package = YooAssets.TryGetPackage(packageName);
+            var targetPackageName = string.IsNullOrEmpty(customPackageName) || customPackageName.Equals(PackageName)
+                ? PackageName
+                : customPackageName;
+            var package = YooAssets.TryGetPackage(targetPackageName);
             if (package == null)
             {
-                package = YooAssets.CreatePackage(packageName);
-                YooAssets.SetDefaultPackage(package);
+                package = YooAssets.CreatePackage(targetPackageName);
             }
 
-            DefaultPackage = package;
+            // 设置默认资源包
+            if (targetPackageName.Equals(PackageName))
+            {
+                YooAssets.SetDefaultPackage(package);
+                DefaultPackage = package;
+            }
 
 #if UNITY_EDITOR
             //编辑器模式使用。
@@ -311,7 +365,7 @@ namespace TEngine
             if (playMode == EPlayMode.EditorSimulateMode)
             {
                 var createParameters = new EditorSimulateModeParameters();
-                createParameters.SimulateManifestFilePath = EditorSimulateModeHelper.SimulateBuild(packageName);
+                createParameters.SimulateManifestFilePath = EditorSimulateModeHelper.SimulateBuild(targetPackageName);
                 initializationOperation = package.InitializeAsync(createParameters);
             }
 
@@ -330,7 +384,7 @@ namespace TEngine
                 createParameters.DecryptionServices = new GameDecryptionServices();
                 createParameters.BuildinQueryServices = new BuiltinQueryServices();
                 createParameters.DeliveryQueryServices = new DefaultDeliveryQueryServices();
-                createParameters.RemoteServices = new RemoteServices();
+                createParameters.RemoteServices = new RemoteServices(targetPackageName);
                 initializationOperation = package.InitializeAsync(createParameters);
             }
 
@@ -340,8 +394,11 @@ namespace TEngine
                 YooAssets.SetCacheSystemDisableCacheOnWebGL();
                 var createParameters = new WebPlayModeParameters();
                 createParameters.DecryptionServices = new GameDecryptionServices();
-                createParameters.BuildinQueryServices = new BuiltinQueryServices();
-                createParameters.RemoteServices = new RemoteServices();
+                createParameters.BuildinQueryServices = new WebGLBuiltinQueryServices();
+                createParameters.RemoteServices = new RemoteServices(targetPackageName);
+                // WebGL运行模式下，直接使用远程热更资源。
+                createParameters.BuildinRootDirectory = SettingsUtils.FrameworkGlobalSettings.HostServerURL;
+                createParameters.SandboxRootDirectory = SettingsUtils.FrameworkGlobalSettings.HostServerURL;
                 initializationOperation = package.InitializeAsync(createParameters);
             }
 
@@ -402,19 +459,29 @@ namespace TEngine
 #endif
         }
 
-        /// <summary>
-        /// 检查资源是否存在。
-        /// </summary>
-        /// <param name="location">要检查资源的名称。</param>
-        /// <returns>检查资源是否存在的结果。</returns>
-        public HasAssetResult HasAsset(string location)
+        /// <inheritdoc />
+        public HasAssetResult HasAsset(string location, string packageName = "")
         {
             if (string.IsNullOrEmpty(location))
             {
                 throw new GameFrameworkException("Asset name is invalid.");
             }
 
-            AssetInfo assetInfo = YooAssets.GetAssetInfo(location);
+            AssetInfo assetInfo;
+            if (string.IsNullOrEmpty(packageName))
+            {
+                assetInfo = YooAssets.GetAssetInfo(location);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                if (package == null)
+                {
+                    throw new GameFrameworkException($"The package does not exist. Package Name :{packageName}");
+                }
+
+                assetInfo = package.GetAssetInfo(location);
+            }
 
             if (!CheckLocationValid(location))
             {
@@ -445,74 +512,95 @@ namespace TEngine
 
         #region 资源信息
 
-        /// <summary>
-        /// 是否需要从远端更新下载。
-        /// </summary>
-        /// <param name="location">资源的定位地址</param>
-        public bool IsNeedDownloadFromRemote(string location)
+        /// <inheritdoc />
+        public bool IsNeedDownloadFromRemote(string location, string packageName = "")
         {
-            return YooAssets.IsNeedDownloadFromRemote(location);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.IsNeedDownloadFromRemote(location);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                return package.IsNeedDownloadFromRemote(location);
+            }
         }
 
-        /// <summary>
-        /// 是否需要从远端更新下载。
-        /// </summary>
-        /// <param name="assetInfo">资源信息。</param>
-        public bool IsNeedDownloadFromRemote(AssetInfo assetInfo)
+        /// <inheritdoc />
+        public bool IsNeedDownloadFromRemote(AssetInfo assetInfo, string packageName = "")
         {
-            return YooAssets.IsNeedDownloadFromRemote(assetInfo);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.IsNeedDownloadFromRemote(assetInfo);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                return package.IsNeedDownloadFromRemote(assetInfo);
+            }
         }
 
-        /// <summary>
-        /// 获取资源信息列表。
-        /// </summary>
-        /// <param name="tag">资源标签。</param>
-        /// <returns>资源信息列表。</returns>
-        public AssetInfo[] GetAssetInfos(string tag)
+        /// <inheritdoc />
+        public AssetInfo[] GetAssetInfos(string tag, string packageName = "")
         {
-            return YooAssets.GetAssetInfos(tag);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.GetAssetInfos(tag);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                return package.GetAssetInfos(tag);
+            }
         }
 
-        /// <summary>
-        /// 获取资源信息列表。
-        /// </summary>
-        /// <param name="tags">资源标签列表。</param>
-        /// <returns>资源信息列表。</returns>
-        public AssetInfo[] GetAssetInfos(string[] tags)
+        /// <inheritdoc />
+        public AssetInfo[] GetAssetInfos(string[] tags, string packageName = "")
         {
-            return YooAssets.GetAssetInfos(tags);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.GetAssetInfos(tags);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                return package.GetAssetInfos(tags);
+            }
         }
 
-        /// <summary>
-        /// 获取资源信息。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        /// <returns>资源信息。</returns>
-        public AssetInfo GetAssetInfo(string location)
+        /// <inheritdoc />
+        public AssetInfo GetAssetInfo(string location, string packageName = "")
         {
-            return YooAssets.GetAssetInfo(location);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.GetAssetInfo(location);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                return package.GetAssetInfo(location);
+            }
         }
 
-        /// <summary>
-        /// 检查资源定位地址是否有效。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        public bool CheckLocationValid(string location)
+        /// <inheritdoc />
+        public bool CheckLocationValid(string location, string packageName = "")
         {
-            return YooAssets.CheckLocationValid(location);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.CheckLocationValid(location);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                return package.CheckLocationValid(location);
+            }
         }
 
         #endregion
 
-        /// <summary>
-        /// 同步加载资源。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        /// <param name="needInstance">是否需要实例化。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <typeparam name="T">要加载资源的类型。</typeparam>
-        /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, bool needInstance = true, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public T LoadAsset<T>(string location, bool needInstance = true, bool needCache = false,
+            string packageName = "") where T : Object
         {
             if (string.IsNullOrEmpty(location))
             {
@@ -520,7 +608,7 @@ namespace TEngine
                 return default;
             }
 
-            AssetOperationHandle handle = GetHandleSync<T>(location, needCache);
+            AssetOperationHandle handle = GetHandleSync<T>(location, needCache, packageName);
 
             if (typeof(T) == typeof(GameObject))
             {
@@ -529,30 +617,26 @@ namespace TEngine
                     GameObject gameObject = handle.InstantiateSync();
                     if (!needCache)
                     {
-                        AssetReference.BindAssetReference(gameObject, handle, location);
+                        AssetReference.BindAssetReference(gameObject, handle, location, packageName: packageName);
                     }
+
                     return gameObject as T;
                 }
             }
-            
+
             T ret = handle.AssetObject as T;
             if (!needCache)
             {
                 handle.Dispose();
             }
+
             return ret;
         }
 
-        /// <summary>
-        /// 同步加载资源。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        /// <param name="parent">父节点位置。</param>
-        /// <param name="needInstance">是否需要实例化。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <typeparam name="T">要加载资源的类型。</typeparam>
-        /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, Transform parent, bool needInstance = true, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public T LoadAsset<T>(string location, Transform parent, bool needInstance = true, bool needCache = false,
+            string packageName = "")
+            where T : Object
         {
             if (string.IsNullOrEmpty(location))
             {
@@ -560,7 +644,7 @@ namespace TEngine
                 return default;
             }
 
-            AssetOperationHandle handle = GetHandleSync<T>(location, needCache);
+            AssetOperationHandle handle = GetHandleSync<T>(location, needCache, packageName: packageName);
 
             if (typeof(T) == typeof(GameObject))
             {
@@ -569,31 +653,27 @@ namespace TEngine
                     GameObject gameObject = handle.InstantiateSync(parent);
                     if (!needCache)
                     {
-                        AssetReference.BindAssetReference(gameObject, handle, location);
+                        AssetReference.BindAssetReference(gameObject, handle, location, packageName: packageName);
                     }
+
                     return gameObject as T;
                 }
             }
-            
+
             T ret = handle.AssetObject as T;
             if (!needCache)
             {
                 handle.Dispose();
             }
+
             return ret;
         }
 
-        /// <summary>
-        /// 同步加载资源。
-        /// </summary>
-        /// <param name="handle">资源操作句柄。</param>
-        /// <param name="location">资源的定位地址。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <typeparam name="T">要加载资源的类型。</typeparam>
-        /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, out AssetOperationHandle handle, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public T LoadAsset<T>(string location, out AssetOperationHandle handle, bool needCache = false,
+            string packageName = "") where T : Object
         {
-            handle = GetHandleSync<T>(location, needCache);
+            handle = GetHandleSync<T>(location, needCache, packageName: packageName);
             if (string.IsNullOrEmpty(location))
             {
                 Log.Error("Asset name is invalid.");
@@ -605,31 +685,26 @@ namespace TEngine
                 GameObject gameObject = handle.InstantiateSync();
                 if (!needCache)
                 {
-                    AssetReference.BindAssetReference(gameObject, handle, location);
+                    AssetReference.BindAssetReference(gameObject, handle, location, packageName: packageName);
                 }
+
                 return gameObject as T;
             }
-            
+
             T ret = handle.AssetObject as T;
             if (!needCache)
             {
                 handle.Dispose();
             }
+
             return ret;
         }
 
-        /// <summary>
-        /// 同步加载资源。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        /// <param name="handle">资源操作句柄。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <param name="parent">父节点位置。</param>
-        /// <typeparam name="T">要加载资源的类型。</typeparam>
-        /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, Transform parent, out AssetOperationHandle handle, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public T LoadAsset<T>(string location, Transform parent, out AssetOperationHandle handle,
+            bool needCache = false, string packageName = "") where T : Object
         {
-            handle = GetHandleSync<T>(location, needCache);
+            handle = GetHandleSync<T>(location, needCache, packageName: packageName);
 
             if (string.IsNullOrEmpty(location))
             {
@@ -642,81 +717,78 @@ namespace TEngine
                 GameObject gameObject = handle.InstantiateSync(parent);
                 if (!needCache)
                 {
-                    AssetReference.BindAssetReference(gameObject, handle, location);
+                    AssetReference.BindAssetReference(gameObject, handle, location, packageName: packageName);
                 }
+
                 return gameObject as T;
             }
-            
+
             T ret = handle.AssetObject as T;
             if (!needCache)
             {
                 handle.Dispose();
             }
+
             return ret;
         }
 
-        /// <summary>
-        /// 同步加载资源并获取句柄。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <typeparam name="T">要加载资源的类型。</typeparam>
-        /// <returns>同步加载资源句柄。</returns>
-        public AssetOperationHandle LoadAssetGetOperation<T>(string location, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public AssetOperationHandle LoadAssetGetOperation<T>(string location, bool needCache = false,
+            string packageName = "") where T : Object
         {
-            return GetHandleSync<T>(location, needCache);
+            return GetHandleSync<T>(location, needCache, packageName: packageName);
         }
 
-        /// <summary>
-        /// 异步加载资源并获取句柄。
-        /// </summary>
-        /// <param name="location">资源的定位地址。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <typeparam name="T">要加载资源的类型。</typeparam>
-        /// <returns>异步加载资源句柄。</returns>
-        public AssetOperationHandle LoadAssetAsyncHandle<T>(string location, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public AssetOperationHandle LoadAssetAsyncHandle<T>(string location, bool needCache = false,
+            string packageName = "") where T : Object
         {
-            return GetHandleAsync<T>(location, needCache);
+            return GetHandleAsync<T>(location, needCache, packageName: packageName);
         }
 
-        /// <summary>
-        /// 同步加载子资源对象
-        /// </summary>
-        /// <typeparam name="TObject">资源类型。</typeparam>
-        /// <param name="location">资源的定位地址。</param>
-        public SubAssetsOperationHandle LoadSubAssetsSync<TObject>(string location) where TObject : Object
+        /// <inheritdoc />
+        public SubAssetsOperationHandle LoadSubAssetsSync<TObject>(string location, string packageName = "")
+            where TObject : Object
         {
-            return YooAssets.LoadSubAssetsSync<TObject>(location: location);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.LoadSubAssetsSync<TObject>(location: location);
+            }
+
+            var package = YooAssets.GetPackage(packageName);
+            return package.LoadSubAssetsSync<TObject>(location);
         }
 
-        /// <summary>
-        /// 异步加载子资源对象
-        /// </summary>
-        /// <typeparam name="TObject">资源类型。</typeparam>
-        /// <param name="location">资源的定位地址。</param>
-        public SubAssetsOperationHandle LoadSubAssetsAsync<TObject>(string location) where TObject : Object
+        /// <inheritdoc />
+        public SubAssetsOperationHandle LoadSubAssetsAsync<TObject>(string location, string packageName = "")
+            where TObject : Object
         {
-            return YooAssets.LoadSubAssetsAsync<TObject>(location: location);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.LoadSubAssetsAsync<TObject>(location: location);
+            }
+
+            var package = YooAssets.GetPackage(packageName);
+            return package.LoadSubAssetsAsync<TObject>(location: location);
         }
 
-        /// <summary>
-        /// 同步加载子资源对象
-        /// </summary>
-        /// <param name="assetInfo">资源信息。</param>
-        public SubAssetsOperationHandle LoadSubAssetsSync(AssetInfo assetInfo)
+        /// <inheritdoc />
+        public SubAssetsOperationHandle LoadSubAssetsSync(AssetInfo assetInfo, string packageName = "")
         {
-            return YooAssets.LoadSubAssetsSync(assetInfo);
+            if (string.IsNullOrEmpty(packageName))
+            {
+                return YooAssets.LoadSubAssetsSync(assetInfo);
+            }
+
+            var package = YooAssets.GetPackage(packageName);
+            return package.LoadSubAssetsSync(assetInfo);
         }
 
-        /// <summary>
-        /// 通过Tag加载资源对象集合。
-        /// </summary>
-        /// <param name="assetTag">资源标识。</param>
-        /// <typeparam name="T">资源类型。</typeparam>
-        /// <returns>资源对象集合。</returns>
-        public async UniTask<List<T>> LoadAssetsByTagAsync<T>(string assetTag) where T : UnityEngine.Object
+        /// <inheritdoc />
+        public async UniTask<List<T>> LoadAssetsByTagAsync<T>(string assetTag, string packageName = "")
+            where T : UnityEngine.Object
         {
-            LoadAssetsByTagOperation<T> operation = new LoadAssetsByTagOperation<T>(assetTag);
+            LoadAssetsByTagOperation<T> operation = new LoadAssetsByTagOperation<T>(assetTag, packageName);
             YooAssets.StartOperation(operation);
             await operation.ToUniTask();
             List<T> assetObjects = operation.AssetObjects;
@@ -724,19 +796,14 @@ namespace TEngine
             return assetObjects;
         }
 
-        /// <summary>
-        /// 异步加载资源实例。
-        /// </summary>
-        /// <param name="location">要加载的实例名称。</param>
-        /// <param name="cancellationToken">取消操作Token。</param>
-        /// <param name="needInstance">是否需要实例化。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <returns>资源实实例。</returns>
-        public async UniTask<T> LoadAssetAsync<T>(string location, CancellationToken cancellationToken = default, bool needInstance = true, bool needCache = false) where T : Object
+        /// <inheritdoc />
+        public async UniTask<T> LoadAssetAsync<T>(string location, CancellationToken cancellationToken = default,
+            bool needInstance = true, bool needCache = false, string packageName = "") where T : Object
         {
-            AssetOperationHandle handle = LoadAssetAsyncHandle<T>(location, needCache);
+            AssetOperationHandle handle = LoadAssetAsyncHandle<T>(location, needCache, packageName: packageName);
 
-            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken).SuppressCancellationThrow();
+            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken)
+                .SuppressCancellationThrow();
 
             if (cancelOrFailed)
             {
@@ -750,32 +817,31 @@ namespace TEngine
                     GameObject gameObject = handle.InstantiateSync();
                     if (!needCache)
                     {
-                        AssetReference.BindAssetReference(gameObject, handle, location);
+                        AssetReference.BindAssetReference(gameObject, handle, location, packageName: packageName);
                     }
+
                     return gameObject as T;
                 }
             }
-            
+
             T ret = handle.AssetObject as T;
             if (!needCache)
             {
                 handle.Dispose();
             }
+
             return ret;
         }
 
-        /// <summary>
-        /// 异步加载游戏物体。
-        /// </summary>
-        /// <param name="location">要加载的游戏物体名称。</param>
-        /// <param name="cancellationToken">取消操作Token。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <returns>异步游戏物体实例。</returns>
-        public async UniTask<GameObject> LoadGameObjectAsync(string location, CancellationToken cancellationToken = default, bool needCache = false)
+        /// <inheritdoc />
+        public async UniTask<GameObject> LoadGameObjectAsync(string location,
+            CancellationToken cancellationToken = default, bool needCache = false, string packageName = "")
         {
-            AssetOperationHandle handle = LoadAssetAsyncHandle<GameObject>(location, needCache);
+            AssetOperationHandle handle =
+                LoadAssetAsyncHandle<GameObject>(location, needCache, packageName: packageName);
 
-            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken).SuppressCancellationThrow();
+            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken)
+                .SuppressCancellationThrow();
 
             if (cancelOrFailed)
             {
@@ -785,22 +851,18 @@ namespace TEngine
             GameObject gameObject = handle.InstantiateSync();
             if (!needCache)
             {
-                AssetReference.BindAssetReference(gameObject, handle, location);
+                AssetReference.BindAssetReference(gameObject, handle, location, packageName: packageName);
             }
+
             return gameObject;
         }
 
-        /// <summary>
-        /// 异步加载游戏物体。
-        /// </summary>
-        /// <param name="location">资源定位地址。</param>
-        /// <param name="parent">父节点位置。</param>
-        /// <param name="cancellationToken">取消操作Token。</param>
-        /// <param name="needCache">是否需要缓存。</param>
-        /// <returns>异步游戏物体实例。</returns>
-        public async UniTask<GameObject> LoadGameObjectAsync(string location, Transform parent, CancellationToken cancellationToken = default, bool needCache = false)
+        /// <inheritdoc />
+        public async UniTask<GameObject> LoadGameObjectAsync(string location, Transform parent,
+            CancellationToken cancellationToken = default, bool needCache = false, string packageName = "")
         {
-            GameObject gameObject = await LoadGameObjectAsync(location, cancellationToken, needCache);
+            GameObject gameObject =
+                await LoadGameObjectAsync(location, cancellationToken, needCache, packageName: packageName);
             if (parent != null)
             {
                 gameObject.transform.SetParent(parent);
@@ -813,119 +875,137 @@ namespace TEngine
             return gameObject;
         }
 
-        /// <summary>
-        /// 异步加载原生文件。
-        /// </summary>
-        /// <param name="location">资源定位地址。</param>
-        /// <param name="cancellationToken">取消操作Token。</param>
-        /// <returns>原生文件资源实例操作句柄。</returns>
-        /// <remarks>需要自行释放资源句柄(RawFileOperationHandle)。</remarks>
-        public async UniTask<RawFileOperationHandle> LoadRawAssetAsync(string location, CancellationToken cancellationToken = default)
+        /// <inheritdoc />
+        public async UniTask<RawFileOperationHandle> LoadRawAssetAsync(string location,
+            CancellationToken cancellationToken = default, string packageName = "")
         {
-            RawFileOperationHandle handle = YooAssets.LoadRawFileAsync(location);
+            RawFileOperationHandle handle;
+            if (string.IsNullOrEmpty(packageName))
+            {
+                handle = YooAssets.LoadRawFileAsync(location);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                handle = package.LoadRawFileAsync(location);
+            }
 
-            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken).SuppressCancellationThrow();
+            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken)
+                .SuppressCancellationThrow();
 
             return cancelOrFailed ? null : handle;
         }
 
-        /// <summary>
-        /// 异步加载子文件。
-        /// </summary>
-        /// <param name="location">资源定位地址。</param>
-        /// <param name="assetName">子资源名称。</param>
-        /// <param name="cancellationToken">取消操作Token。</param>
-        /// <typeparam name="T">资源实例类型。</typeparam>
-        /// <returns>原生文件资源实例。</returns>
-        public async UniTask<T> LoadSubAssetAsync<T>(string location, string assetName, CancellationToken cancellationToken = default) where T : Object
+        /// <inheritdoc />
+        public async UniTask<T> LoadSubAssetAsync<T>(string location, string assetName,
+            CancellationToken cancellationToken = default, string packageName = "") where T : Object
         {
-            var assetInfo = GetAssetInfo(location);
+            var assetInfo = GetAssetInfo(location, packageName: packageName);
             if (assetInfo == null)
             {
                 Log.Fatal($"AssetsInfo is null");
                 return null;
             }
 
-            SubAssetsOperationHandle handle = YooAssets.LoadSubAssetsAsync(assetInfo);
+            SubAssetsOperationHandle handle;
+            if (string.IsNullOrEmpty(packageName))
+            {
+                handle = YooAssets.LoadSubAssetsAsync(assetInfo);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                handle = package.LoadSubAssetsAsync(assetInfo);
+            }
 
-            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken).SuppressCancellationThrow();
+            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken)
+                .SuppressCancellationThrow();
 
             handle.Dispose();
 
             return cancelOrFailed ? null : handle.GetSubAssetObject<T>(assetName);
         }
 
-        /// <summary>
-        /// 异步加载子文件。
-        /// </summary>
-        /// <param name="location">资源定位地址。</param>
-        /// <param name="cancellationToken">取消操作Token。</param>
-        /// <typeparam name="T">资源实例类型。</typeparam>
-        /// <returns>原生文件资源实例。</returns>
-        public async UniTask<T[]> LoadAllSubAssetAsync<T>(string location, CancellationToken cancellationToken = default) where T : Object
+        /// <inheritdoc />
+        public async UniTask<T[]> LoadAllSubAssetAsync<T>(string location,
+            CancellationToken cancellationToken = default, string packageName = "") where T : Object
         {
-            var assetInfo = GetAssetInfo(location);
+            var assetInfo = GetAssetInfo(location, packageName: packageName);
             if (assetInfo == null)
             {
                 Log.Fatal($"AssetsInfo is null");
                 return null;
             }
 
-            SubAssetsOperationHandle handle = YooAssets.LoadSubAssetsAsync(assetInfo);
+            SubAssetsOperationHandle handle;
+            if (string.IsNullOrEmpty(packageName))
+            {
+                handle = YooAssets.LoadSubAssetsAsync(assetInfo);
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                handle = package.LoadSubAssetsAsync(assetInfo);
+            }
 
-            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken).SuppressCancellationThrow();
+            bool cancelOrFailed = await handle.ToUniTask().AttachExternalCancellation(cancellationToken)
+                .SuppressCancellationThrow();
 
             handle.Dispose();
 
             return cancelOrFailed ? null : handle.GetSubAssetObjects<T>();
         }
-        
+
         #region 预加载
 
         private readonly Dictionary<string, Object> _preLoadMaps = new Dictionary<string, Object>();
-        
-        /// <summary>
-        /// 放入预加载对象。
-        /// </summary>
-        /// <param name="location">资源定位地址。</param>
-        /// <param name="assetObject">预加载对象。</param>
-        public void PushPreLoadAsset(string location, Object assetObject)
+
+        /// <inheritdoc />
+        public void PushPreLoadAsset(string location, Object assetObject, string packageName = "")
         {
-            if (_preLoadMaps.ContainsKey(location))
+            var cacheKey = string.IsNullOrEmpty(packageName) || packageName.Equals(PackageName)
+                ? location
+                : $"{packageName}/{location}";
+            if (_preLoadMaps.ContainsKey(cacheKey))
             {
                 return;
             }
-            _preLoadMaps.Add(location, assetObject);
+
+            _preLoadMaps.Add(cacheKey, assetObject);
         }
 
-        /// <summary>
-        /// 获取预加载的实例对象。
-        /// </summary>
-        /// <param name="location">资源定位地址。</param>
-        /// <typeparam name="T">资源实例类型。</typeparam>
-        /// <returns>预加载对象。</returns>
-        public T GetPreLoadAsset<T>(string location) where T : Object
+        /// <inheritdoc />
+        public T GetPreLoadAsset<T>(string location, string packageName = "") where T : Object
         {
-            if (_preLoadMaps.TryGetValue(location,out Object assetObject))
+            var cacheKey = string.IsNullOrEmpty(packageName) || packageName.Equals(PackageName)
+                ? location
+                : $"{packageName}/{location}";
+            if (_preLoadMaps.TryGetValue(cacheKey, out Object assetObject))
             {
                 return assetObject as T;
             }
+
             return default;
         }
 
-        private void ReleasePreLoadAssets()
+        private void ReleasePreLoadAssets(bool isShutDown = false)
         {
-            using var iter = _preLoadMaps.GetEnumerator();
-            while (iter.MoveNext())
+            if (!isShutDown)
             {
-                var assetObject = iter.Current.Value;
-                if (assetObject != null)
+                using var iter = _preLoadMaps.GetEnumerator();
+                while (iter.MoveNext())
                 {
-                    UnityEngine.Object.Destroy(assetObject);
+                    var assetObject = iter.Current.Value;
+                    if (assetObject != null)
+                    {
+                        Object.Destroy(assetObject);
+                    }
                 }
             }
+
             _preLoadMaps.Clear();
         }
+
         #endregion
     }
 }

UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceModule.cs

@@ -230,19 +230,23 @@ namespace TEngine
         /// <summary>
         /// 初始化操作。
         /// </summary>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns></returns>
-        public InitializationOperation InitPackage()
+        public InitializationOperation InitPackage(string customPackageName = "")
         {
-            return m_ResourceManager.InitPackage();
+            return m_ResourceManager.InitPackage(customPackageName);
         }
 
         /// <summary>
         /// 获取当前资源包版本。
         /// </summary>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源包版本。</returns>
-        public string GetPackageVersion()
+        public string GetPackageVersion(string customPackageName = "")
         {
-            var package = YooAssets.GetPackage(packageName);
+            var package = string.IsNullOrEmpty(customPackageName)
+                ? YooAssets.GetPackage(this.packageName)
+                : YooAssets.GetPackage(customPackageName);
             if (package == null)
             {
                 return string.Empty;
@@ -256,10 +260,14 @@ namespace TEngine
         /// </summary>
         /// <param name="appendTimeTicks">请求URL是否需要带时间戳。</param>
         /// <param name="timeout">超时时间。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>请求远端包裹的最新版本操作句柄。</returns>
-        public UpdatePackageVersionOperation UpdatePackageVersionAsync(bool appendTimeTicks = false, int timeout = 60)
+        public UpdatePackageVersionOperation UpdatePackageVersionAsync(bool appendTimeTicks = false, int timeout = 60,
+            string customPackageName = "")
         {
-            var package = YooAssets.GetPackage(packageName);
+            var package = string.IsNullOrEmpty(customPackageName)
+                ? YooAssets.GetPackage(this.packageName)
+                : YooAssets.GetPackage(customPackageName);
             return package.UpdatePackageVersionAsync(appendTimeTicks, timeout);
         }
 
@@ -269,37 +277,78 @@ namespace TEngine
         /// <param name="packageVersion">更新的包裹版本</param>
         /// <param name="autoSaveVersion">更新成功后自动保存版本号，作为下次初始化的版本。</param>
         /// <param name="timeout">超时时间（默认值：60秒）</param>
-        public UpdatePackageManifestOperation UpdatePackageManifestAsync(string packageVersion, bool autoSaveVersion = true, int timeout = 60)
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public UpdatePackageManifestOperation UpdatePackageManifestAsync(string packageVersion,
+            bool autoSaveVersion = true, int timeout = 60, string customPackageName = "")
         {
-            var package = YooAssets.GetPackage(packageName);
+            var package = string.IsNullOrEmpty(customPackageName)
+                ? YooAssets.GetPackage(this.packageName)
+                : YooAssets.GetPackage(customPackageName);
             return package.UpdatePackageManifestAsync(packageVersion, autoSaveVersion, timeout);
         }
 
         /// <summary>
         /// 创建资源下载器，用于下载当前资源版本所有的资源包文件。
         /// </summary>
-        public ResourceDownloaderOperation CreateResourceDownloader()
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public ResourceDownloaderOperation CreateResourceDownloader(string customPackageName = "")
         {
-            var package = YooAssets.GetPackage(packageName);
-            Downloader = package.CreateResourceDownloader(downloadingMaxNum, failedTryAgain);
-            return Downloader;
+            if (string.IsNullOrEmpty(customPackageName))
+            {
+                var package = YooAssets.GetPackage(this.packageName);
+                Downloader = package.CreateResourceDownloader(downloadingMaxNum, failedTryAgain);
+                return Downloader;
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(customPackageName);
+                Downloader = package.CreateResourceDownloader(downloadingMaxNum, failedTryAgain);
+                return Downloader;
+            }
+        }
+
+        /// <summary>
+        /// 创建资源下载器，用于下载当前资源版本指定地址的资源文件。
+        /// </summary>
+        /// <param name="location">资源地址</param>
+        /// <param name="packageName">指定资源包的名称。不传使用默认资源包</param>
+        public ResourceDownloaderOperation CreateResourceDownloader(string location, string packageName = "")
+        {
+            if (string.IsNullOrEmpty(packageName))
+            {
+                var package = YooAssets.GetPackage(this.packageName);
+                Downloader = package.CreateResourceDownloader(location, downloadingMaxNum, failedTryAgain);
+                return Downloader;
+            }
+            else
+            {
+                var package = YooAssets.GetPackage(packageName);
+                Downloader = package.CreateResourceDownloader(location, downloadingMaxNum, failedTryAgain);
+                return Downloader;
+            }
         }
 
         /// <summary>
         /// 清理包裹未使用的缓存文件。
         /// </summary>
-        public ClearUnusedCacheFilesOperation ClearUnusedCacheFilesAsync()
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public ClearUnusedCacheFilesOperation ClearUnusedCacheFilesAsync(string customPackageName = "")
         {
-            var package = YooAssets.GetPackage(packageName);
+            var package = string.IsNullOrEmpty(customPackageName)
+                ? YooAssets.GetPackage(this.packageName)
+                : YooAssets.GetPackage(customPackageName);
             return package.ClearUnusedCacheFilesAsync();
         }
 
         /// <summary>
         /// 清理沙盒路径。
         /// </summary>
-        public void ClearSandbox()
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public void ClearSandbox(string customPackageName = "")
         {
-            var package = YooAssets.GetPackage(packageName);
+            var package = string.IsNullOrEmpty(customPackageName)
+                ? YooAssets.GetPackage(this.packageName)
+                : YooAssets.GetPackage(customPackageName);
             package.ClearPackageSandbox();
         }
 
@@ -341,10 +390,11 @@ namespace TEngine
         private void Update()
         {
             m_LastUnloadUnusedAssetsOperationElapseSeconds += GameTime.unscaledDeltaTime;
-            if (m_AsyncOperation == null && 
-                (m_ForceUnloadUnusedAssets || 
-                 m_LastUnloadUnusedAssetsOperationElapseSeconds >= maxUnloadUnusedAssetsInterval || 
-                 m_PreorderUnloadUnusedAssets && m_LastUnloadUnusedAssetsOperationElapseSeconds >= minUnloadUnusedAssetsInterval))
+            if (m_AsyncOperation == null &&
+                (m_ForceUnloadUnusedAssets ||
+                 m_LastUnloadUnusedAssetsOperationElapseSeconds >= maxUnloadUnusedAssetsInterval ||
+                 m_PreorderUnloadUnusedAssets &&
+                 m_LastUnloadUnusedAssetsOperationElapseSeconds >= minUnloadUnusedAssetsInterval))
             {
                 Log.Info("Unload unused assets...");
                 m_ForceUnloadUnusedAssets = false;
@@ -370,10 +420,11 @@ namespace TEngine
         /// 检查资源是否存在。
         /// </summary>
         /// <param name="location">要检查资源的名称。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>检查资源是否存在的结果。</returns>
-        public HasAssetResult HasAsset(string location)
+        public HasAssetResult HasAsset(string location, string customPackageName = "")
         {
-            return m_ResourceManager.HasAsset(location);
+            return m_ResourceManager.HasAsset(location, packageName: customPackageName);
         }
 
         /// <summary>
@@ -389,59 +440,65 @@ namespace TEngine
         /// 是否需要从远端更新下载。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns></returns>
-        public bool IsNeedDownloadFromRemote(string location)
+        public bool IsNeedDownloadFromRemote(string location, string customPackageName = "")
         {
-            return m_ResourceManager.IsNeedDownloadFromRemote(location);
+            return m_ResourceManager.IsNeedDownloadFromRemote(location, packageName: customPackageName);
         }
 
         /// <summary>
         /// 是否需要从远端更新下载。
         /// </summary>
         /// <param name="assetInfo">资源信息。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns></returns>
-        public bool IsNeedDownloadFromRemote(AssetInfo assetInfo)
+        public bool IsNeedDownloadFromRemote(AssetInfo assetInfo, string customPackageName = "")
         {
-            return m_ResourceManager.IsNeedDownloadFromRemote(assetInfo);
+            return m_ResourceManager.IsNeedDownloadFromRemote(assetInfo, packageName: customPackageName);
         }
 
         /// <summary>
         /// 获取资源信息列表。
         /// </summary>
         /// <param name="resTag">资源标签。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源信息列表。</returns>
-        public AssetInfo[] GetAssetInfos(string resTag)
+        public AssetInfo[] GetAssetInfos(string resTag, string customPackageName = "")
         {
-            return m_ResourceManager.GetAssetInfos(resTag);
+            return m_ResourceManager.GetAssetInfos(resTag, packageName: customPackageName);
         }
 
         /// <summary>
         /// 获取资源信息列表。
         /// </summary>
         /// <param name="tags">资源标签列表。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源信息列表。</returns>
-        public AssetInfo[] GetAssetInfos(string[] tags)
+        public AssetInfo[] GetAssetInfos(string[] tags, string customPackageName = "")
         {
-            return m_ResourceManager.GetAssetInfos(tags);
+            return m_ResourceManager.GetAssetInfos(tags, packageName: customPackageName);
         }
 
         /// <summary>
         /// 获取资源信息。
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>资源信息。</returns>
-        public AssetInfo GetAssetInfo(string location)
+        public AssetInfo GetAssetInfo(string location, string customPackageName = "")
         {
-            return m_ResourceManager.GetAssetInfo(location);
+            return m_ResourceManager.GetAssetInfo(location, packageName: customPackageName);
         }
 
         /// <summary>
         /// 检查资源定位地址是否有效。
         /// </summary>
         /// <param name="location">资源的定位地址</param>
-        public bool CheckLocationValid(string location)
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public bool CheckLocationValid(string location, string customPackageName = "")
         {
-            return m_ResourceManager.CheckLocationValid(location);
+            return m_ResourceManager.CheckLocationValid(location, packageName: customPackageName);
         }
 
         /// <summary>
@@ -450,11 +507,13 @@ namespace TEngine
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needInstance">是否需要实例化。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, bool needInstance = true, bool needCache = false) where T : UnityEngine.Object
+        public T LoadAsset<T>(string location, bool needInstance = true, bool needCache = false,
+            string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.LoadAsset<T>(location, needInstance, needCache);
+            return m_ResourceManager.LoadAsset<T>(location, needInstance, needCache, packageName: customPackageName);
         }
 
         /// <summary>
@@ -464,11 +523,14 @@ namespace TEngine
         /// <param name="parent">父节点位置。</param>
         /// <param name="needInstance">是否需要实例化。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, Transform parent, bool needInstance = true, bool needCache = false) where T : UnityEngine.Object
+        public T LoadAsset<T>(string location, Transform parent, bool needInstance = true, bool needCache = false,
+            string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.LoadAsset<T>(location, parent, needInstance, needCache);
+            return m_ResourceManager.LoadAsset<T>(location, parent, needInstance, needCache,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -477,11 +539,13 @@ namespace TEngine
         /// <param name="handle">资源操作句柄。</param>
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, out AssetOperationHandle handle, bool needCache = false) where T : UnityEngine.Object
+        public T LoadAsset<T>(string location, out AssetOperationHandle handle, bool needCache = false,
+            string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.LoadAsset<T>(location, out handle, needCache);
+            return m_ResourceManager.LoadAsset<T>(location, out handle, needCache, packageName: customPackageName);
         }
 
         /// <summary>
@@ -491,11 +555,14 @@ namespace TEngine
         /// <param name="handle">资源操作句柄。</param>
         /// <param name="parent">父节点位置。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>资源实例。</returns>
-        public T LoadAsset<T>(string location, Transform parent, out AssetOperationHandle handle, bool needCache = false) where T : UnityEngine.Object
+        public T LoadAsset<T>(string location, Transform parent, out AssetOperationHandle handle,
+            bool needCache = false, string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.LoadAsset<T>(location, parent, out handle, needCache);
+            return m_ResourceManager.LoadAsset<T>(location, parent, out handle, needCache,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -504,10 +571,13 @@ namespace TEngine
         /// <param name="location">资源的定位地址。</param>
         /// <param name="callback">回调函数。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
-        public void LoadAssetAsync<T>(string location, Action<AssetOperationHandle> callback = null, bool needCache = false) where T : UnityEngine.Object
+        public void LoadAssetAsync<T>(string location, Action<AssetOperationHandle> callback = null,
+            bool needCache = false, string customPackageName = "") where T : UnityEngine.Object
         {
-            AssetOperationHandle handle = m_ResourceManager.LoadAssetAsyncHandle<T>(location, needCache);
+            AssetOperationHandle handle =
+                m_ResourceManager.LoadAssetAsyncHandle<T>(location, needCache, packageName: customPackageName);
 
             handle.Completed += callback;
         }
@@ -517,11 +587,13 @@ namespace TEngine
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>同步加载资源句柄。</returns>
-        public AssetOperationHandle LoadAssetGetOperation<T>(string location, bool needCache = false) where T : UnityEngine.Object
+        public AssetOperationHandle LoadAssetGetOperation<T>(string location, bool needCache = false,
+            string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.LoadAssetGetOperation<T>(location, needCache);
+            return m_ResourceManager.LoadAssetGetOperation<T>(location, needCache, packageName: customPackageName);
         }
 
         /// <summary>
@@ -529,11 +601,13 @@ namespace TEngine
         /// </summary>
         /// <param name="location">资源的定位地址。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>异步加载资源句柄。</returns>
-        public AssetOperationHandle LoadAssetAsyncHandle<T>(string location, bool needCache = false) where T : UnityEngine.Object
+        public AssetOperationHandle LoadAssetAsyncHandle<T>(string location, bool needCache = false,
+            string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.LoadAssetAsyncHandle<T>(location, needCache);
+            return m_ResourceManager.LoadAssetAsyncHandle<T>(location, needCache, packageName: customPackageName);
         }
 
 
@@ -542,9 +616,11 @@ namespace TEngine
         /// </summary>
         /// <typeparam name="TObject">资源类型</typeparam>
         /// <param name="location">资源的定位地址</param>
-        public SubAssetsOperationHandle LoadSubAssetsSync<TObject>(string location) where TObject : UnityEngine.Object
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public SubAssetsOperationHandle LoadSubAssetsSync<TObject>(string location, string customPackageName = "")
+            where TObject : UnityEngine.Object
         {
-            return m_ResourceManager.LoadSubAssetsSync<TObject>(location: location);
+            return m_ResourceManager.LoadSubAssetsSync<TObject>(location: location, packageName: customPackageName);
         }
 
         /// <summary>
@@ -552,36 +628,41 @@ namespace TEngine
         /// </summary>
         /// <typeparam name="TObject">资源类型</typeparam>
         /// <param name="location">资源的定位地址</param>
-        public SubAssetsOperationHandle LoadSubAssetsAsync<TObject>(string location) where TObject : UnityEngine.Object
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public SubAssetsOperationHandle LoadSubAssetsAsync<TObject>(string location, string customPackageName = "")
+            where TObject : UnityEngine.Object
         {
-            return m_ResourceManager.LoadSubAssetsAsync<TObject>(location: location);
+            return m_ResourceManager.LoadSubAssetsAsync<TObject>(location: location, packageName: customPackageName);
         }
 
         /// <summary>
         /// 同步加载子资源对象
         /// </summary>
         /// <param name="location">资源的定位地址</param>
-        public SubAssetsOperationHandle LoadSubAssetsSync(string location)
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public SubAssetsOperationHandle LoadSubAssetsSync(string location, string customPackageName = "")
         {
-            var assetInfo = GetAssetInfo(location);
+            var assetInfo = GetAssetInfo(location, customPackageName: customPackageName);
             if (assetInfo == null)
             {
                 Log.Fatal($"AssetsInfo is null");
                 return null;
             }
 
-            return m_ResourceManager.LoadSubAssetsSync(assetInfo);
+            return m_ResourceManager.LoadSubAssetsSync(assetInfo, packageName: customPackageName);
         }
 
         /// <summary>
         /// 通过Tag加载资源对象集合。
         /// </summary>
         /// <param name="assetTag">资源标识。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源类型。</typeparam>
         /// <returns>资源对象集合。</returns>
-        public async UniTask<List<T>> LoadAssetsByTagAsync<T>(string assetTag) where T : UnityEngine.Object
+        public async UniTask<List<T>> LoadAssetsByTagAsync<T>(string assetTag, string customPackageName = "")
+            where T : UnityEngine.Object
         {
-            return await m_ResourceManager.LoadAssetsByTagAsync<T>(assetTag);
+            return await m_ResourceManager.LoadAssetsByTagAsync<T>(assetTag, packageName: customPackageName);
         }
 
         /// <summary>
@@ -591,11 +672,15 @@ namespace TEngine
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <param name="needInstance">是否需要实例化。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">要加载资源的类型。</typeparam>
         /// <returns>异步资源实例。</returns>
-        public async UniTask<T> LoadAssetAsync<T>(string location, CancellationToken cancellationToken = default, bool needInstance = true, bool needCache = false) where T : UnityEngine.Object
+        public async UniTask<T> LoadAssetAsync<T>(string location, CancellationToken cancellationToken = default,
+            bool needInstance = true, bool needCache = false, string customPackageName = "")
+            where T : UnityEngine.Object
         {
-            return await m_ResourceManager.LoadAssetAsync<T>(location, cancellationToken, needInstance, needCache);
+            return await m_ResourceManager.LoadAssetAsync<T>(location, cancellationToken, needInstance, needCache,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -604,10 +689,13 @@ namespace TEngine
         /// <param name="location">要加载的游戏物体名称。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>异步游戏物体实例。</returns>
-        public async UniTask<GameObject> LoadGameObjectAsync(string location, CancellationToken cancellationToken = default, bool needCache = false)
+        public async UniTask<GameObject> LoadGameObjectAsync(string location,
+            CancellationToken cancellationToken = default, bool needCache = false, string customPackageName = "")
         {
-            return await m_ResourceManager.LoadGameObjectAsync(location, cancellationToken, needCache);
+            return await m_ResourceManager.LoadGameObjectAsync(location, cancellationToken, needCache,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -617,10 +705,13 @@ namespace TEngine
         /// <param name="parent">父节点位置。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
         /// <param name="needCache">是否需要缓存。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>异步游戏物体实例。</returns>
-        public async UniTask<GameObject> LoadGameObjectAsync(string location, Transform parent, CancellationToken cancellationToken = default, bool needCache = false)
+        public async UniTask<GameObject> LoadGameObjectAsync(string location, Transform parent,
+            CancellationToken cancellationToken = default, bool needCache = false, string customPackageName = "")
         {
-            return await m_ResourceManager.LoadGameObjectAsync(location, parent, cancellationToken, needCache);
+            return await m_ResourceManager.LoadGameObjectAsync(location, parent, cancellationToken, needCache,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -628,10 +719,13 @@ namespace TEngine
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <returns>原生文件资源实例。</returns>
-        public async UniTask<RawFileOperationHandle> LoadRawAssetAsync(string location, CancellationToken cancellationToken = default)
+        public async UniTask<RawFileOperationHandle> LoadRawAssetAsync(string location,
+            CancellationToken cancellationToken = default, string customPackageName = "")
         {
-            return await m_ResourceManager.LoadRawAssetAsync(location, cancellationToken);
+            return await m_ResourceManager.LoadRawAssetAsync(location, cancellationToken,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -640,11 +734,14 @@ namespace TEngine
         /// <param name="location">资源定位地址。</param>
         /// <param name="assetName">子资源名称。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源实例类型。</typeparam>
         /// <returns>原生文件资源实例。</returns>
-        public async UniTask<T> LoadSubAssetAsync<T>(string location, string assetName, CancellationToken cancellationToken = default) where T : UnityEngine.Object
+        public async UniTask<T> LoadSubAssetAsync<T>(string location, string assetName,
+            CancellationToken cancellationToken = default, string customPackageName = "") where T : UnityEngine.Object
         {
-            return await m_ResourceManager.LoadSubAssetAsync<T>(location, assetName, cancellationToken);
+            return await m_ResourceManager.LoadSubAssetAsync<T>(location, assetName, cancellationToken,
+                packageName: customPackageName);
         }
 
         /// <summary>
@@ -652,34 +749,41 @@ namespace TEngine
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="cancellationToken">取消操作Token。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源实例类型。</typeparam>
         /// <returns>原生文件资源实例。</returns>
-        public async UniTask<T[]> LoadAllSubAssetAsync<T>(string location, CancellationToken cancellationToken = default) where T : UnityEngine.Object
+        public async UniTask<T[]> LoadAllSubAssetAsync<T>(string location,
+            CancellationToken cancellationToken = default, string customPackageName = "") where T : UnityEngine.Object
         {
-            return await m_ResourceManager.LoadAllSubAssetAsync<T>(location, cancellationToken);
+            return await m_ResourceManager.LoadAllSubAssetAsync<T>(location, cancellationToken,
+                packageName: customPackageName);
         }
 
         #region 预加载
+
         /// <summary>
         /// 放入预加载对象。
         /// </summary>
         /// <param name="location">资源定位地址。</param>
         /// <param name="assetObject">预加载对象。</param>
-        public void PushPreLoadAsset(string location, UnityEngine.Object assetObject)
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
+        public void PushPreLoadAsset(string location, UnityEngine.Object assetObject, string customPackageName = "")
         {
-            m_ResourceManager.PushPreLoadAsset(location, assetObject);
+            m_ResourceManager.PushPreLoadAsset(location, assetObject, packageName: customPackageName);
         }
 
         /// <summary>
         /// 获取预加载的实例对象。
         /// </summary>
         /// <param name="location">资源定位地址。</param>
+        /// <param name="customPackageName">指定资源包的名称。不传使用默认资源包</param>
         /// <typeparam name="T">资源实例类型。</typeparam>
         /// <returns>预加载对象。</returns>
-        public T GetPreLoadAsset<T>(string location) where T : UnityEngine.Object
+        public T GetPreLoadAsset<T>(string location, string customPackageName = "") where T : UnityEngine.Object
         {
-            return m_ResourceManager.GetPreLoadAsset<T>(location);
+            return m_ResourceManager.GetPreLoadAsset<T>(location, packageName: customPackageName);
         }
+
         #endregion
     }
 }

UnityProject/Assets/TEngine/Runtime/Modules/UIModule/UIBase.cs

@@ -340,7 +340,7 @@ namespace TEngine
         public async UniTask<T> CreateWidgetByPathAsync<T>(Transform parentTrans, string assetLocation, bool visible = true) where T : UIWidget, new()
         {
             GameObject goInst = await GameModule.Resource.LoadAssetAsync<GameObject>(assetLocation, gameObject.GetCancellationTokenOnDestroy());
-            goInst.transform.SetParent(parentTrans);
+            goInst.transform.SetParent(parentTrans, false);
             return CreateWidget<T>(goInst, visible);
         }