Function update_monster_region

src/region.c:597–611

* Ditto for a specified monster. */

 * Ditto for a specified monster.
 */
void
update_monster_region(struct monst *mon)
{
    int i;

    for (i = 0; i < svn.n_regions; i++) {
        if (inside_region(gr.regions[i], mon->mx, mon->my)) {
            if (!mon_in_region(gr.regions[i], mon))
                add_mon_to_reg(gr.regions[i], mon);
        } else {
            if (mon_in_region(gr.regions[i], mon))
                remove_mon_from_reg(gr.regions[i], mon);
        }
    }
}

#if 0
/* not yet used */