blob: 3df10a130859f9b09b560aa38443c57b094d9218 (
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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2006-2008 - INRIA - Bruno JOFRET
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
*
*/
#ifdef __STDC_VERSION__
# ifndef STDC
# define STDC
# endif
# if __STDC_VERSION__ >= 199901L
# ifndef STDC99
# define STDC99
# endif
# endif
#endif
#include <stdio.h>
#include <stdlib.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 creala
** \brief Return a Complex Real Part array.
*/
void creala(floatComplex* z, int size, float* out) {
int i = 0;
for (i = 0 ; i < size ; ++i)
{
out[i] = creals(z[i]);
}
}
/*
** \function cimaga
** \brief Return a Complex Imaginary Part array.
*/
void cimaga(floatComplex* z, int size, float* out) {
int i = 0;
for (i = 0 ; i < size ; ++i)
{
out[i] = cimags(z[i]);
}
}
/*
** \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 FloatComplexMatrix
** \brief construct a Float Complex Matrix.
*/
floatComplex *FloatComplexMatrix(float* real, float* imag, int size) {
floatComplex *z = malloc((uint) size * sizeof(floatComplex));
int i = 0;
for(i = 0; i < size; ++i)
{
z[i] = FloatComplex(real[i], imag[i]);
}
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;
}
|
