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/*** File fitswcs.h FITS header WCS access subroutines
*** September 24, 2013
*** By Jessica Mink, jmink@cfa.harvard.edu
*** Harvard-Smithsonian Center for Astrophysics
*** Copyright (C) 1996-2013
*** Smithsonian Astrophysical Observatory, Cambridge, MA, USA
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Correspondence concerning WCSTools should be addressed as follows:
Internet email: jmink@cfa.harvard.edu
Postal address: Jessica Mink
Smithsonian Astrophysical Observatory
60 Garden St.
Cambridge, MA 02138 USA
*/
#ifndef fitswcs_h_
#define fitswcs_h_
#include "fitsfile.h"
#include "wcs.h"
#ifdef __cplusplus /* C++ prototypes */
extern "C" {
#endif
#ifdef __STDC__ /* Full ANSI prototypes */
/* Subroutines in fitswcs.c */
/* Open a FITS or IRAF image file and return its WCS structure */
struct WorldCoor *GetWCSFITS (
char *filename, /* FITS or IRAF file filename */
int verbose); /* Print extra information if nonzero */
/* Open a FITS or IRAF image file and return a FITS header */
char *GetFITShead (
char *filename, /* FITS or IRAF file filename */
int verbose); /* Print error messages if nonzero */
/* Delete all standard WCS keywords from a FITS header */
/* and return the number of header keywords deleted */
int DelWCSFITS (
char *header, /* FITS header to edit */
int verbose); /* Print error messages if nonzero */
/* Check the WCS fields, print any that are found if verbose > 0, */
/* and return 0 if all are found, else -1 */
int PrintWCS (
char *header, /* FITS header to read */
int verbose); /* Print WCS keyword values if nonzero */
/* Set FITS C* fields, assuming RA/DEC refers to the reference pixel, CRPIX1/CRPIX2 */
void SetFITSWCS (
char *header, /* FITS header to edit */
struct WorldCoor *wcs); /* WCS structure */
#else /* K&R prototypes */
/* Subroutines in fitswcs.c */
/* Open a FITS or IRAF image file and return its WCS structure */
extern struct WorldCoor *GetWCSFITS();
/* Open a FITS or IRAF image file and return a FITS header */
extern char *GetFITShead();
/* Delete all standard WCS keywords from a FITS header */
extern int DelWCSFITS();
/* Check the WCS fields and print any that are found if verbose */
extern int PrintWCS();
/* Set FITS C* fields, assuming RA/DEC is at the reference pixel, CRPIX1/CRPIX2 */
extern void SetFITSWCS();
#endif /* __STDC__ */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* fitswcs_h_ */
/* Sep 24 2013 New header file for access to middleman subroutines
*/
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