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nfft3mp.h
1 /*
2 * Copyright (c) 2002, 2017 Jens Keiner, Stefan Kunis, Daniel Potts
3 *
4 * This program is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU General Public License as published by the Free Software
6 * Foundation; either version 2 of the License, or (at your option) any later
7 * version.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
12 * details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 51
16 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 */
18
19 #ifndef __NFFT3MP_H__
20 #define __NFFT3MP_H__
21
22 #include "nfft3.h"
23
24 #ifdef __cplusplus
25 extern "C"
26 {
27 #endif /* __cplusplus */
28
29 #if defined(NFFT_PRECISION_SINGLE)
30 typedef float NFFT_R;
31 typedef fftwf_complex NFFT_C;
32 #define NFFT_K(x) ((NFFT_R) x)
33 #define NFFT_M(name) NFFT_CONCAT(name,f)
34 #define FFTW(name) NFFT_CONCAT(fftwf_,name)
35 #define NFFT(name) NFFT_CONCAT(nfftf_,name)
36 #define NFCT(name) NFFT_CONCAT(nfctf_,name)
37 #define NFST(name) NFFT_CONCAT(nfstf_,name)
38 #define NFSFT(name) NFFT_CONCAT(nfsftf_,name)
39 #define SOLVER(name) NFFT_CONCAT(solverf_,name)
40 #elif defined(NFFT_PRECISION_LONG_DOUBLE)
41 typedef long double NFFT_R;
42 typedef fftwl_complex NFFT_C;
43 #define NFFT_K(x) ((NFFT_R) x##L)
44 #define NFFT_M(name) NFFT_CONCAT(name,l)
45 #define FFTW(name) NFFT_CONCAT(fftwl_,name)
46 #define NFFT(name) NFFT_CONCAT(nfftl_,name)
47 #define NFCT(name) NFFT_CONCAT(nfctl_,name)
48 #define NFST(name) NFFT_CONCAT(nfstl_,name)
49 #define NFSFT(name) NFFT_CONCAT(nfsftl_,name)
50 #define SOLVER(name) NFFT_CONCAT(solverl_,name)
51 #elif defined(NFFT_PRECISION_DOUBLE)
52 typedef double NFFT_R;
53 typedef fftw_complex NFFT_C;
54 #define NFFT_K(x) ((NFFT_R) x)
55 #define NFFT_M(name) name
56 #define FFTW(name) NFFT_CONCAT(fftw_,name)
57 #define NFFT(name) NFFT_CONCAT(nfft_,name)
58 #define NFCT(name) NFFT_CONCAT(nfct_,name)
59 #define NFST(name) NFFT_CONCAT(nfst_,name)
60 #define NFSFT(name) NFFT_CONCAT(nfsft_,name)
61 #define SOLVER(name) NFFT_CONCAT(solver_,name)
62 #else
63 #error Either define macro NFFT_PRECISION_SINGLE, NFFT_PRECISION_DOUBLE or NFFT_PRECISION_LONG_DOUBLE for single, double or long double precision
64 #endif
65
66 /* format strings */
67 #if defined(NFFT_PRECISION_LONG_DOUBLE)
68 # define NFFT__FGS__ "Lg"
69 # define NFFT__FES__ "LE"
70 # define NFFT__FE__ "% 36.32LE"
71 # define NFFT__FI__ "%Lf"
72 # define NFFT__FIS__ "Lf"
73 # define NFFT__FR__ "%Le"
74 #elif defined(NFFT_PRECISION_SINGLE)
75 # define NFFT__FGS__ "g"
76 # define NFFT__FES__ "E"
77 # define NFFT__FE__ "% 12.8E"
78 # define NFFT__FI__ "%f"
79 # define NFFT__FIS__ "f"
80 # define NFFT__FR__ "%e"
81 #elif defined(NFFT_PRECISION_DOUBLE)
82 # define NFFT__FGS__ "lg"
83 # define NFFT__FES__ "lE"
84 # define NFFT__FE__ "% 20.16lE"
85 # define NFFT__FI__ "%lf"
86 # define NFFT__FIS__ "lf"
87 # define NFFT__FR__ "%le"
88 #else
89 #error Either define macro NFFT_PRECISION_SINGLE, NFFT_PRECISION_DOUBLE or NFFT_PRECISION_LONG_DOUBLE for single, double or long double precision
90 #endif
91
92 #ifdef __cplusplus
93 } /* extern "C" */
94 #endif /* __cplusplus */
95
97 #define NFFT_CSWAP(x,y) {NFFT_C* NFFT_SWAP_temp__; \
98 NFFT_SWAP_temp__=(x); (x)=(y); (y)=NFFT_SWAP_temp__;}
99
100 #define NFFT_KPI NFFT_K(3.1415926535897932384626433832795028841971693993751)
101
102 #if defined(_WIN32) || defined(_WIN64)
103 # define NFFT__D__ "%Id"
104 #else
105 # define NFFT__D__ "%td"
106 #endif
107
108 #endif /* defined(__NFFT3MP_H__) */
nfft3.h
Header file for the nfft3 library.