{
        const int colour_offset = ugly_thing_colour_offset(mon);
        if (colour_offset == -1)
            colour_offset = 0;
        return TILEP_MONS_UGLY_THING + colour_offset;
    }

        const int ugly_tile = (type == MONS_VERY_UGLY_THING) ?
            TILEP_MONS_VERY_UGLY_THING : TILEP_MONS_UGLY_THING;

        if (colour_offset == -1)

        if (colour_offset == -1 || detected)

        return TILEP_MONS_VERY_UGLY_THING + colour_offset;

        return (ugly_tile + colour_offset);