GRASS GIS 7 Programmer's Manual
7.8.4(2020)-exported
c_divr.c
Go to the documentation of this file.
1
#include <grass/gis.h>
2
#include <grass/stats.h>
3
4
void
c_divr
(DCELL * result, DCELL * values,
int
n,
const
void
*closure)
5
{
6
int
count
;
7
DCELL prev;
8
int
i;
9
10
/* sort the array of values, then count differences */
11
12
n =
sort_cell
(values, n);
13
14
if
(n == 0) {
15
*result = 0;
16
return
;
17
}
18
19
count
= 1;
20
prev = values[0];
21
22
for
(i = 0; i < n; i++)
23
if
(values[i] != prev) {
24
prev = values[i];
25
count
++;
26
}
27
28
*result = (DCELL)
count
;
29
}
count
int count
sort_cell
int sort_cell(DCELL *array, int n)
Definition:
sort_cell.c:28
c_divr
void c_divr(DCELL *result, DCELL *values, int n, const void *closure)
Definition:
c_divr.c:4
stats
c_divr.c
Generated on Sun Dec 13 2020 08:41:19 for GRASS GIS 7 Programmer's Manual by
1.8.20