Added GT Toon map;

Changed shadow bias from fixed to slope based;

Editor/MeterialEditor/UIScopes/StockingScope.cs

@@ -1,4 +1,5 @@
 using Misaki.ShaderGUI;
+using System.Linq;
 using UnityEditor;
 using UnityEngine;
 
@@ -27,8 +28,8 @@ namespace Misaki.HdrpToon.Editor
         }
 
         protected override ShaderGUIExpandable ExpandableBit => ShaderGUIExpandable.Stocking;
-
         protected override GUIContent Header => EditorGUIUtility.TrTextContent("Stocking Settings");
+        protected override bool ShowSection => materials.All(mat => mat.HasFeature(SurfaceFeature.Stocking));
 
         protected override void LoadMaterialProperties()
         {