public static void EnforceDefaultTexture(MaterialProperty texProp, string autoTextureName)
 {
     if (texProp.textureValue == null)
     {
         Texture2D def = MicroSplatUtilities.GetAutoTexture(autoTextureName);
         if (def != null)
         {
             texProp.textureValue = def;
         }
     }
 }