27void w_ave(DCELL *result, DCELL (*values)[2],
int n,
const void *closure UNUSED)
36 for (i = 0; i < n; i++) {
37 if (Rast_is_d_null_value(&values[i][0]))
40 sum += values[i][0] * values[i][1];
41 count += values[i][1];
45 Rast_set_d_null_value(result, 1);
47 *result = sum /
count;