Function new_level

crawl-ref/source/stairs.cc:1412–1426

}

void new_level(bool restore)
{
    print_stats_level();
    update_whereis();

    _update_level_state();

    if (restore)
        return;

    cancel_polar_vortex();

    if (player_in_branch(BRANCH_ZIGGURAT))
        you.zig_max = max(you.zig_max, you.depth);
}