Function mkobj

src/mkobj.c:269–301

mkobj(): select a type of item from a class, use mksobj() to create it; result is always non-Null */

/* mkobj(): select a type of item from a class, use mksobj() to create it;
   result is always non-Null */
struct obj *
mkobj(int oclass, boolean artif)
{
    int tprob, i, prob;

    if (oclass == RANDOM_CLASS) {
        const struct icp *iprobs = Is_rogue_level(&u.uz)
                                   ? (const struct icp *) rogueprobs
                                   : Inhell ? (const struct icp *) hellprobs
                                            : (const struct icp *) mkobjprobs;

        for (tprob = rnd(100); (tprob -= iprobs->iprob) > 0; iprobs++)
            continue;
        oclass = iprobs->iclass;
    }

    if (oclass == SPBOOK_no_NOVEL) {
        i = rnd_class(svb.bases[SPBOOK_CLASS], SPE_BLANK_PAPER);
        oclass = SPBOOK_CLASS; /* for sanity check below */
    } else {
        prob = rnd(go.oclass_prob_totals[oclass]);
        i = svb.bases[oclass];
        while ((prob -= objects[i].oc_prob) > 0)
            ++i;
    }

    if (objects[i].oc_class != oclass || !OBJ_NAME(objects[i])) {
        impossible("probtype error, oclass=%d i=%d", (int) oclass, i);
        i = svb.bases[oclass];
    }

    return mksobj(i, TRUE, artif);
}

staticfn void
mkbox_cnts(struct obj *box)