random_switch (FEAT_TRAINS, ${vehicle.location_of_random_bits_for_model_variant}, ${vehicle.id}_switch_colour_mapping) {
        1: return base_sprite_2cc; <!--! no change -->
        1: return base_sprite_2cc + 16 * company_colour1 + company_colour2; <!--! swap 1CC and 2CC -->
    }