Function thrwmm

src/mthrowu.c:968–1012

Monster throws item at another monster */

/* Monster throws item at another monster */
int
thrwmm(struct monst *mtmp, struct monst *mtarg)
{
    struct obj *otmp, *mwep;
    coordxy x, y;
    boolean ispole;

    /* Polearms won't be applied by monsters against other monsters */
    if (mtmp->weapon_check == NEED_WEAPON || !MON_WEP(mtmp)) {
        mtmp->weapon_check = NEED_RANGED_WEAPON;
        /* mon_wield_item resets weapon_check as appropriate */
        if (mon_wield_item(mtmp) != 0)
            return M_ATTK_MISS;
    }

    /* Pick a weapon */
    otmp = select_rwep(mtmp);
    if (!otmp)
        return M_ATTK_MISS;
    ispole = is_pole(otmp);

    x = mtmp->mx;
    y = mtmp->my;

    mwep = MON_WEP(mtmp); /* wielded weapon */

    if (!ispole && m_lined_up(mtarg, mtmp)) {
        int chance = max(BOLT_LIM - distmin(x, y, mtarg->mx, mtarg->my), 1);

        if (!mtarg->mflee || !rn2(chance)) {
            if (ammo_and_launcher(otmp, mwep)
                && dist2(mtmp->mx, mtmp->my, mtarg->mx, mtarg->my)
                   > PET_MISSILE_RANGE2)
                return M_ATTK_MISS; /* Out of range */
            /* Set target monster */
            gm.mtarget = mtarg;
            gm.marcher = mtmp;
            monshoot(mtmp, otmp, mwep); /* multishot shooting or throwing */
            gm.marcher = gm.mtarget = (struct monst *) 0;
            nomul(0);
            return M_ATTK_HIT;
        }
    }
    return M_ATTK_MISS;
}

/* monster spits substance at monster */
int