Added AdvanceScope;

Added energy conservation to diffuse lighting;
Clean up shader properties;

Editor/MeterialEditor/UIScopes/AdvanceScope.cs

@@ -0,0 +1,47 @@
+using Misaki.ShaderGUI;
+using UnityEditor;
+using UnityEngine;
+
+using static Misaki.HdrpToon.UtsShaderPropertyName.Advance;
+
+namespace Misaki.HdrpToon.Editor
+{
+    public class AdvanceScope : MaterialUIScope<ShaderGUIExpandable>
+    {
+        private static class Properties
+        {
+            public static MaterialProperty lightIntensityMultiplier;
+            public static MaterialProperty clampLightColor;
+
+            public static MaterialProperty lightLoopMode;
+        }
+
+        private static class Styles
+        {
+            public static readonly GUIContent lightIntensityMultiplierText = new("Light Intensity Multiplier", "Specifies the intensity multiplier of the light.");
+            public static readonly GUIContent clampLightColorText = new("Clamp Light Color", "Specifies whether to clamp the light color.");
+
+            public static readonly GUIContent lightLoopModeText = new("Light Loop Mode", "Specifies the light loop mode.");
+        }
+
+        protected override ShaderGUIExpandable ExpandableBit => ShaderGUIExpandable.Advance;
+
+        protected override GUIContent Header => EditorGUIUtility.TrTextContent("Advance Settings");
+
+        public override void LoadMaterialProperties()
+        {
+            Properties.lightIntensityMultiplier = FindProperty(LIGHT_INTENSITY_MULTIPLIER);
+            Properties.clampLightColor = FindProperty(CLAMP_LIGHT_COLOR);
+
+            Properties.lightLoopMode = FindProperty(LIGHT_LOOP_MODE);
+        }
+
+        protected override void DrawContent()
+        {
+            editor.ShaderProperty(Properties.lightIntensityMultiplier, Styles.lightIntensityMultiplierText);
+            editor.ShaderProperty(Properties.clampLightColor, Styles.clampLightColorText);
+
+            editor.ShaderProperty(Properties.lightLoopMode, Styles.lightLoopModeText);
+        }
+    }
+}