GRASS GIS 8 Programmer's Manual 8.4.1(2025)-45ca3179ab
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trncm.c
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1/* trncm.c CCMATH mathematics library source code.
2 *
3 * Copyright (C) 2000 Daniel A. Atkinson All rights reserved.
4 * This code may be redistributed under the terms of the GNU library
5 * public license (LGPL). ( See the lgpl.license file for details.)
6 * ------------------------------------------------------------------------
7 */
8
9#include "ccmath.h"
10
11void trncm(Cpx *a, int n)
12{
13 Cpx s, *p, *q;
14
15 int i, j, e;
16
17 for (i = 0, e = n - 1; i < n - 1; ++i, --e, a += n + 1) {
18 for (j = 0, p = a + 1, q = a + n; j < e; ++j) {
19 s = *p;
20 *p++ = *q;
21 *q = s;
22 q += n;
23 }
24 }
25}
struct complex Cpx
Definition ccmath.h:41
void trncm(Cpx *a, int n)
Definition trncm.c:11