public static void setFilter(ImageFilter filter) {
   if (!Registry.is("color.blindness.icon.filter")) {
     filter = null;
   }
   if (IMAGE_FILTER != filter) {
     IMAGE_FILTER = filter;
     clearCache();
   }
 }
 public static void setScale(float scale) {
   if (scale != SCALE) {
     SCALE = scale;
     clearCache();
   }
 }
 public static void setUseDarkIcons(boolean useDarkIcons) {
   USE_DARK_ICONS = useDarkIcons;
   clearCache();
 }