blob: eb1487d0066598f37fcc9ecd74a68a1dac099b0b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
/*
** -*- C -*-
**
** floatComplex.c
** Made by Bruno JOFRET <bruno.jofret@inria.fr>
**
** Started on Thu Nov 30 16:27:08 2006 jofret
** Last update Fri Apr 20 11:03:44 2007 jofret
**
** Copyright INRIA 2006
*/
#ifdef __STDC_VERSION__
# ifndef STDC
# define STDC
# endif
# if __STDC_VERSION__ >= 199901L
# ifndef STDC99
# define STDC99
# endif
# endif
#endif
#include <stdio.h>
#include "floatComplex.h"
#ifndef STDC99
/*
** \function real
** \brief Return a Complex Real Part .
*/
float creals(floatComplex z) {
return z.real;
}
/*
** \function imag
** \brief Return a Complex Imaginary Part .
*/
float cimags(floatComplex z) {
return z.imag;
}
#else
/*
** \function real
** \brief Return a Complex Real Part .
*/
float creals(floatComplex z) {
return crealf(z);
}
/*
** \function imag
** \brief Return a Complex Imaginary Part .
*/
float cimags(floatComplex z) {
return cimagf(z);
}
#endif
/*
** \function FloatComplex
** \brief construct a Float Complex .
*/
floatComplex FloatComplex(float a, float b) {
floatComplex z;
#ifndef STDC99
z.real = a;
z.imag = b;
#else
z = a + I * b;
#endif
return z;
}
/*
** \function isreal
** \brief check if complex is real .
*/
bool cisreals(floatComplex z) {
if (cimags(z) == 0)
return true;
return false;
}
/*
** \function isimag
** \brief check if complex is pure imaginary .
*/
bool cisimags(floatComplex z) {
if (creals(z) == 0)
return true;
return false;
}
|
