2 #include <grass/raster.h>
4 void c_ave(DCELL * result, DCELL * values,
int n,
const void *closure)
13 for (i = 0; i < n; i++) {
14 if (Rast_is_d_null_value(&values[i]))
22 Rast_set_d_null_value(result, 1);
24 *result = sum /
count;
27 void w_ave(DCELL * result, DCELL(*values)[2],
int n,
const void *closure)
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;