L32XJNU6J7BH3ZCSPB6CB5IGTGX7XX6ID5A6SE6TM4OQ5X4WKLAAC
env_show_grid patrol;
losight(patrol, mon->patrol_point, opacity_monmove(*mon), bounds_radius(rad));
env_show_grid lm;
los_def patrol = los_def(mon->patrol_point, opacity_monmove(*mon),
bounds_radius(rad));
los_def lm;