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
|
/*=============================================================================
*
* WCSLIB - an implementation of the FITS WCS proposal.
* Copyright (C) 1995-2002, Mark Calabretta
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Library General Public License as published
* by the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library
* General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street,Fifth Floor, Boston, MA 02110-1301, USA
*
* Correspondence concerning WCSLIB may be directed to:
* Internet email: mcalabre@atnf.csiro.au
* Postal address: Dr. Mark Calabretta,
* Australia Telescope National Facility,
* P.O. Box 76,
* Epping, NSW, 2121,
* AUSTRALIA
*
* Author: Mark Calabretta, Australia Telescope National Facility
* $Id$
*=============================================================================
*
* This version of wcstrig.h is based on the version in wcslib-2.9, but has
* been modified in the following ways by the Starlink project (e-mail:
* ussc@star.rl.ac.uk):
* - Changed the name of the WCSLIB_MATH macro to WCSLIB_MATH_INCLUDED
*===========================================================================*/
#ifndef WCSLIB_MATH_INCLUDED
#define WCSLIB_MATH_INCLUDED
#ifdef PI
#undef PI
#endif
#ifdef D2R
#undef D2R
#endif
#ifdef R2D
#undef R2D
#endif
#ifdef SQRT2
#undef SQRT2
#endif
#ifdef SQRT2INV
#undef SQRT2INV
#endif
#define PI 3.141592653589793238462643
#define D2R PI/180.0
#define R2D 180.0/PI
#define SQRT2 1.4142135623730950488
#define SQRT2INV 1.0/SQRT2
#endif /* WCSLIB_MATH_INCLUDED */
|
