GRASS GIS 8 Programmer's Manual
8.5.0dev(2024)-1d42e580e2
hconj.c
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/* hconj.c CCMATH mathematics library source code.
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*
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* Copyright (C) 2000 Daniel A. Atkinson All rights reserved.
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* This code may be redistributed under the terms of the GNU library
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* public license (LGPL). ( See the lgpl.license file for details.)
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* ------------------------------------------------------------------------
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*/
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#include "
ccmath.h
"
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void
hconj
(
Cpx
*a,
int
n)
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{
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Cpx
s, *p, *q;
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int
i, j, e;
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for
(i = 0, e = n - 1; i < n; ++i, --e, a += n + 1) {
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for
(j = 0, p = a + 1, q = a + n; j < e; ++j) {
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s = *p;
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s.
im
= -s.
im
;
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p->
re
= q->
re
;
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(p++)->im = -q->
im
;
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*q = s;
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q += n;
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}
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a->
im
= -a->
im
;
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}
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}
ccmath.h
hconj
void hconj(Cpx *a, int n)
Definition:
hconj.c:11
complex
Definition:
ccmath.h:38
complex::re
double re
Definition:
ccmath.h:39
complex::im
double im
Definition:
ccmath.h:39
lib
external
ccmath
hconj.c
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