Added new fabirc pbr mode;

Added new stocking surface feature;

Fixed the issue that diffuse bsdf is not energy conserving.
Fixed the bug that shader can not render alpha clip properly;

Runtime/Models/ShaderEnum.cs

@@ -19,7 +19,8 @@ namespace Misaki.HdrpToon
         Off,
         Standard,
         Anisotropy,
-        KKHair,
+        Hair,
+        Fabric,
         Toon
     }