yoo2.2,9

yoo2.2,9

UnityProject/Packages/YooAsset/Runtime/ResourceManager/Operation/Internal/LoadBundleFileOperation.cs

@@ -0,0 +1,207 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace YooAsset
+{
+    internal class LoadBundleFileOperation : AsyncOperationBase
+    {
+        private enum ESteps
+        {
+            None,
+            LoadFile,
+            Done,
+        }
+
+        private readonly ResourceManager _resourceManager;
+        private readonly List<ProviderOperation> _providers = new List<ProviderOperation>(100);
+        private readonly List<ProviderOperation> _removeList = new List<ProviderOperation>(100);
+        private FSLoadBundleOperation _loadBundleOp;
+        private ESteps _steps = ESteps.None;
+
+        /// <summary>
+        /// 资源包文件信息
+        /// </summary>
+        public BundleInfo LoadBundleInfo { private set; get; }
+
+        /// <summary>
+        /// 是否已经销毁
+        /// </summary>
+        public bool IsDestroyed { private set; get; } = false;
+
+        /// <summary>
+        /// 引用计数
+        /// </summary>
+        public int RefCount { private set; get; } = 0;
+
+        /// <summary>
+        /// 下载进度
+        /// </summary>
+        public float DownloadProgress { set; get; } = 0;
+
+        /// <summary>
+        /// 下载大小
+        /// </summary>
+        public long DownloadedBytes { set; get; } = 0;
+
+        /// <summary>
+        /// 加载结果
+        /// </summary>
+        public BundleResult Result { set; get; }
+
+
+        internal LoadBundleFileOperation(ResourceManager resourceManager, BundleInfo bundleInfo)
+        {
+            _resourceManager = resourceManager;
+            LoadBundleInfo = bundleInfo;
+        }
+        internal override void InternalOnStart()
+        {
+            _steps = ESteps.LoadFile;
+        }
+        internal override void InternalOnUpdate()
+        {
+            if (_steps == ESteps.None || _steps == ESteps.Done)
+                return;
+
+            if (_steps == ESteps.LoadFile)
+            {
+                if (_loadBundleOp == null)
+                    _loadBundleOp = LoadBundleInfo.LoadBundleFile();
+
+                if (IsWaitForAsyncComplete)
+                    _loadBundleOp.WaitForAsyncComplete();
+
+                DownloadProgress = _loadBundleOp.DownloadProgress;
+                DownloadedBytes = _loadBundleOp.DownloadedBytes;
+                if (_loadBundleOp.IsDone == false)
+                    return;
+
+                if (_loadBundleOp.Status == EOperationStatus.Succeed)
+                {
+                    if (_loadBundleOp.Result == null)
+                    {
+                        _steps = ESteps.Done;
+                        Status = EOperationStatus.Failed;
+                        Error = $"The bundle loader result is null ! {LoadBundleInfo.Bundle.BundleName}";
+                    }
+                    else
+                    {
+                        _steps = ESteps.Done;
+                        Result = _loadBundleOp.Result;
+                        Status = EOperationStatus.Succeed;
+                    }
+                }
+                else
+                {
+                    _steps = ESteps.Done;
+                    Status = EOperationStatus.Failed;
+                    Error = _loadBundleOp.Error;
+                }
+            }
+        }
+        internal override void InternalWaitForAsyncComplete()
+        {
+            while (true)
+            {
+                if (ExecuteWhileDone())
+                {
+                    _steps = ESteps.Done;
+                    break;
+                }
+            }
+        }
+
+        /// <summary>
+        /// 引用（引用计数递加）
+        /// </summary>
+        public void Reference()
+        {
+            RefCount++;
+        }
+
+        /// <summary>
+        /// 释放（引用计数递减）
+        /// </summary>
+        public void Release()
+        {
+            RefCount--;
+        }
+
+        /// <summary>
+        /// 销毁
+        /// </summary>
+        public void DestroyLoader()
+        {
+            IsDestroyed = true;
+
+            // Check fatal
+            if (RefCount > 0)
+                throw new Exception($"Bundle file loader ref is not zero : {LoadBundleInfo.Bundle.BundleName}");
+            if (IsDone == false)
+                throw new Exception($"Bundle file loader is not done : {LoadBundleInfo.Bundle.BundleName}");
+
+            if (Result != null)
+                Result.UnloadBundleFile();
+        }
+
+        /// <summary>
+        /// 是否可以销毁
+        /// </summary>
+        public bool CanDestroyLoader()
+        {
+            if (IsDone == false)
+                return false;
+
+            return RefCount <= 0;
+        }
+
+        /// <summary>
+        /// 添加附属的资源提供者
+        /// </summary>
+        public void AddProvider(ProviderOperation provider)
+        {
+            if (_providers.Contains(provider) == false)
+                _providers.Add(provider);
+        }
+
+        /// <summary>
+        /// 尝试销毁资源提供者
+        /// </summary>
+        public void TryDestroyProviders()
+        {
+            // 获取移除列表
+            _removeList.Clear();
+            foreach (var provider in _providers)
+            {
+                if (provider.CanDestroyProvider())
+                {
+                    _removeList.Add(provider);
+                }
+            }
+
+            // 销毁资源提供者
+            foreach (var provider in _removeList)
+            {
+                _providers.Remove(provider);
+                provider.DestroyProvider();
+            }
+
+            // 移除资源提供者
+            if (_removeList.Count > 0)
+            {
+                _resourceManager.RemoveBundleProviders(_removeList);
+                _removeList.Clear();
+            }
+        }
+
+        /// <summary>
+        /// 终止下载任务
+        /// </summary>
+        public void AbortDownloadOperation()
+        {
+            if (_loadBundleOp != null)
+                _loadBundleOp.AbortDownloadOperation();
+        }
+    }
+}

UnityProject/Packages/YooAsset/Runtime/ResourceManager/Operation/Internal/LoadBundleFileOperation.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 031287bf937f83e4fa18a0db797abb42
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: