Function _mut_weight

crawl-ref/source/mutation.cc:250–261

};

static int _mut_weight(const mutation_def &mut, mutflag flag)
{
    switch (flag)
    {
        case mutflag::jiyva:
            return 1;
        case mutflag::good:
        case mutflag::bad:
        default:
            return mut.weight;
    }
}

static int mut_index[NUM_MUTATIONS];
static int category_mut_index[MUT_NON_MUTATION - CATEGORY_MUTATIONS];