设置相关功能脚本呢

Assets/Scripts/Common/Services/Settings/Options/Graphics/MsaaSampleSetting.cs

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+using UnityEngine;
+using UnityEngine.Rendering.Universal;
+
+namespace NBF.Setting
+{
+    public enum MsaaSampleEnum
+    {
+        Off = 1,
+        x2 = 2,
+        x4 = 4,
+        x8 = 8
+    }
+    [Sort(6)]
+    public class MsaaSampleSetting : MultiOption<MsaaSampleEnum>
+    {
+        public override string Name => "MsaaSample";
+        public override string Group => SettingsDef.Group.Graphic;
+        protected override MsaaSampleEnum DefaultValue => MsaaSampleEnum.Off;
+
+        protected override void OnInitialize()
+        {
+        }
+
+        protected override void OnApply()
+        {
+            // 获取当前URP Asset
+            UniversalRenderPipelineAsset URPAsset =
+                QualitySettings.GetRenderPipelineAssetAt(QualitySettings.GetQualityLevel()) as
+                    UniversalRenderPipelineAsset;
+            if (URPAsset)
+            {
+                //抗锯齿等级
+                URPAsset.msaaSampleCount = (int)GetSelectedOption();
+                URPAsset.supportsHDR = true;
+            }
+        }
+
+        protected override void OnReset()
+        {
+            SelectOption(DefaultValue);
+        }
+    }
+}