Function display_trap_map

src/detect.c:955–1003

}

staticfn void
display_trap_map(int cursed_src)
{
    struct monst *mon;
    struct trap *ttmp;
    int door, glyph, ter_typ = TER_DETECT | (cursed_src ? TER_OBJ : TER_TRP);
    coord cc;

    cls();

    (void) unconstrain_map();
    /* show chest traps first, first buried chests then floor chests, so
       that subsequent floor trap display will override if both types are
       present at the same location */
    (void) detect_obj_traps(svl.level.buriedobjlist, TRUE, cursed_src, NULL);
    (void) detect_obj_traps(fobj, TRUE, cursed_src, NULL);
    for (mon = fmon; mon; mon = mon->nmon) {
        if (DEADMONSTER(mon) || (mon->isgd && !mon->mx))
            continue;
        (void) detect_obj_traps(mon->minvent, TRUE, cursed_src, NULL);
    }
    (void) detect_obj_traps(gi.invent, TRUE, cursed_src, NULL);

    for (ttmp = gf.ftrap; ttmp; ttmp = ttmp->ntrap)
        sense_trap(ttmp, 0, 0, cursed_src);

    dummytrap.ttyp = TRAPPED_DOOR;
    for (door = 0; door < gd.doorindex; door++) {
        cc = svd.doors[door];
        if (levl[cc.x][cc.y].typ == SDOOR) /* can't be trapped; see above */
            continue;
        if (levl[cc.x][cc.y].doormask & D_TRAPPED) {
            dummytrap.tx = cc.x, dummytrap.ty = cc.y;
            sense_trap(&dummytrap, cc.x, cc.y, cursed_src);
        }
    }

    /* redisplay hero unless sense_trap() revealed something at <ux,uy> */
    glyph = glyph_at(u.ux, u.uy);
    if (!(glyph_is_trap(glyph) || glyph_is_object(glyph))) {
        newsym(u.ux, u.uy);
        ter_typ |= TER_MON; /* for autodescribe at <u.ux,u.uy> */
    }
    You_feel("%s.", cursed_src ? "very greedy" : "entrapped");

    browse_map(ter_typ, cursed_src ? "gold" : "trap of interest");

    map_redisplay();
}

/* the detections are pulled out so they can
 * also be used in the crystal ball routine