From cfaf82a6232b569c0a3f46f57c991088983695bb Mon Sep 17 00:00:00 2001
From: ALEXTANG <574809918@qq.com>
Date: Thu, 26 Oct 2023 14:07:38 +0800
Subject: [PATCH] =?UTF-8?q?=E9=87=8A=E6=94=BE=E8=B5=84=E6=BA=90=E5=88=A4?=
 =?UTF-8?q?=E6=96=AD=E8=B5=84=E6=BA=90=E6=98=AF=E5=90=A6=E6=9C=89=E6=95=88?=
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释放资源判断资源是否有效
---
 .../Runtime/Modules/ResourceModule/ResourceManager.cs     | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceManager.cs b/UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceManager.cs
index f768c5d3..45a28b50 100644
--- a/UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceManager.cs
+++ b/UnityProject/Assets/TEngine/Runtime/Modules/ResourceModule/ResourceManager.cs
@@ -101,7 +101,6 @@ namespace TEngine
 
         internal override void Shutdown()
         {
-            ReleaseAllHandle();
 #if !UNITY_WEBGL
             YooAssets.Destroy();      
 #endif
@@ -114,13 +113,12 @@ namespace TEngine
             while (iter.MoveNext())
             {
                 AssetOperationHandle handle = iter.Current;
-                if (handle != null)
+                if (handle is { IsValid: true })
                 {
                     handle.Dispose();
                     handle = null;
                 }
             }
-
             iter.Dispose();
             _releaseMaps.Clear();
 
@@ -128,15 +126,15 @@ namespace TEngine
             while (iter.MoveNext())
             {
                 AssetOperationHandle handle = iter.Current;
-                if (handle != null)
+                if (handle is { IsValid: true })
                 {
                     handle.Dispose();
                     handle = null;
                 }
             }
-
             iter.Dispose();
             _operationHandlesMaps.Clear();
+            
             _arcCacheTable = new ArcCacheTable<string, AssetOperationHandle>(ARCTableCapacity, OnAddAsset, OnRemoveAsset);
         }