Yooasset add destroy methods

增加销毁机制

Assets/YooAsset/Runtime/AssetSystem/AssetSystem.cs

@@ -63,6 +63,19 @@ namespace YooAsset
 			}
 		}
 
+		/// <summary>
+		/// 销毁
+		/// </summary>
+		public static void DestroyAll()
+		{
+			_loaders.Clear();
+			_providers.Clear();
+			_sceneHandles.Clear();
+
+			DecryptionServices = null;
+			BundleServices = null;
+		}
+
 		/// <summary>
 		/// 资源回收（卸载引用计数为零的资源）
 		/// </summary>

Assets/YooAsset/Runtime/AssetSystem/Operations/InstantiateOperation.cs

@@ -51,6 +51,9 @@ namespace YooAsset
 					return;
 				}
 
+				if (_handle.IsDone == false)
+					return;
+
 				if (_handle.AssetObject == null)
 				{
 					_steps = ESteps.Done;

Assets/YooAsset/Runtime/DownloadSystem/DownloadSystem.cs

@@ -58,7 +58,9 @@ namespace YooAsset
 				downloader.Abort();
 			}
 			_downloaderDic.Clear();
-			YooLogger.Log("DownloadSystem destroy all !");
+			_removeList.Clear();
+			_cachedHashList.Clear();
+			_breakpointResumeFileSize = int.MaxValue;
 		}
 
 

Assets/YooAsset/Runtime/OperationSystem/OperationSystem.cs

@@ -45,6 +45,17 @@ namespace YooAsset
 			}
 		}
 
+		/// <summary>
+		/// 销毁异步操作系统
+		/// </summary>
+		public static void DestroyAll()
+		{
+			_operations.Clear();
+			_watch = null;
+			_maxTimeSlice = 0;
+			_frameTime = 0;
+		}
+
 		/// <summary>
 		/// 开始处理异步操作类
 		/// </summary>

Assets/YooAsset/Runtime/YooAssetDriver.cs

@@ -11,7 +11,7 @@ namespace YooAsset
 
 		void OnApplicationQuit()
 		{
-			DownloadSystem.DestroyAll();
+			YooAssets.InternalDestroy();
 		}
 	}
 }

Assets/YooAsset/Runtime/YooAssets.cs

@@ -925,15 +925,27 @@ namespace YooAsset
 		#endregion
 
 		#region 内部方法
+		internal static void InternalDestroy()
+		{
+			_isInitialize = false;
+			_initializeError = string.Empty;
+			_initializeStatus = EOperationStatus.None;
+
+			_bundleServices = null;
+			_locationServices = null;
+			_editorSimulateModeImpl = null;
+			_offlinePlayModeImpl = null;
+			_hostPlayModeImpl = null;
+
+			OperationSystem.DestroyAll();
+			DownloadSystem.DestroyAll();
+			AssetSystem.DestroyAll();
+			YooLogger.Log("YooAssets destroy all !");
+		}
 		internal static void InternalUpdate()
 		{
-			// 更新异步操作系统
 			OperationSystem.Update();
-
-			// 更新下载管理系统
 			DownloadSystem.Update();
-
-			// 更新资源系统
 			AssetSystem.Update();
 		}