Function update_level

crawl-ref/source/timed-effects.cc:607–643

* Update the level upon the player's return. * * @param elapsedTime how long the player was away. */

 * @param elapsedTime how long the player was away.
 */
void update_level(int elapsedTime)
{
    ASSERT(!crawl_state.game_is_arena());

    // Simulate up to 10 turns on the floor, then merely update durations and
    // effects for the remaining time.
    const int sim_turns = min(10, elapsedTime / 10);
    elapsedTime -= sim_turns * 10;
    const int quick_turns = (elapsedTime - (sim_turns * 10)) / 10;

    delete_all_clouds();

    // First, simulate up to 10 turns of monster movement and activity.
    simulate_time_passing(sim_turns);

    // Then simply time out effects for the remaining time.
    rot_corpses(elapsedTime);
    shoals_apply_tides(quick_turns, true);
    timeout_tombs(elapsedTime);
    timeout_terrain_changes(elapsedTime);

    if (env.sanctuary_time)
    {
        // XX this doesn't guarantee that the final FPROP will be removed?
        if (quick_turns >= env.sanctuary_time)
            remove_sanctuary();
        else
            env.sanctuary_time -= quick_turns;
    }

    dungeon_events.fire_event(
        dgn_event(DET_TURN_ELAPSED, coord_def(0, 0), (sim_turns + quick_turns) * 10));

    for (monster_iterator mi; mi; ++mi)
        if (!update_monster(**mi, elapsedTime))
            continue;
}

/**
 * Update the monster upon the player's return