Function explum

src/uhitm.c:4890–4928

Hero, as a monster which is capable of an exploding attack mattk, is * exploding at a target monster mdef, or just exploding at nothing (e.g. with * forcefight) if mdef is null. */

 * forcefight) if mdef is null.
 */
int
explum(struct monst *mdef, struct attack *mattk)
{
    int tmp = d((int) mattk->damn, (int) mattk->damd);

    switch (mattk->adtyp) {
    case AD_BLND:
        if (mdef && !resists_blnd(mdef)) {
            pline("%s is blinded by your flash of light!", Monnam(mdef));
            mdef->mblinded = min((int) mdef->mblinded + tmp, 127);
            mdef->mcansee = 0;
        }
        break;
    case AD_HALU:
        if (mdef && haseyes(mdef->data) && mdef->mcansee) {
            pline("%s is affected by your flash of light!", Monnam(mdef));
            mdef->mconf = 1;
        }
        break;
    case AD_COLD:
    case AD_FIRE:
    case AD_ELEC:
        /* See comment in mon_explodes() and in zap.c for an explanation
           of this math.  Here, the player is causing the explosion, so it
           should be in the +20 to +29 range instead of negative. */
        explode(u.ux, u.uy, (mattk->adtyp - 1) + 20, tmp, MON_EXPLODE,
                adtyp_to_expltype(mattk->adtyp));
        if (mdef && DEADMONSTER(mdef)) {
            /* Other monsters may have died too, but return this if the actual
               target died. */
            return M_ATTK_DEF_DIED;
        }
        break;
    default:
        break;
    }
    wake_nearto(u.ux, u.uy, 7 * 7); /* same radius as exploding monster */
    return M_ATTK_HIT;
}

staticfn void
start_engulf(struct monst *mdef)