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/* $Id: irplib_wcs.h,v 1.7 2010-10-07 14:10:55 llundin Exp $
*
* This file is part of the irplib package
* Copyright (C) 2002,2003 European Southern Observatory
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA
*/
/*
* $Author: llundin $
* $Date: 2010-10-07 14:10:55 $
* $Revision: 1.7 $
* $Name: not supported by cvs2svn $
*/
#ifndef IRPLIB_WCS_H
#define IRPLIB_WCS_H
/*-----------------------------------------------------------------------------
Includes
-----------------------------------------------------------------------------*/
#include <cpl.h>
/*-----------------------------------------------------------------------------
Function prototypes
-----------------------------------------------------------------------------*/
cpl_error_code irplib_wcs_xytoradec(const cpl_wcs * wcs,
double x,
double y,
double * ra,
double * dec);
cpl_error_code irplib_wcs_radectoxy(const cpl_wcs * wcs,
double ra,
double dec,
double * x,
double * y);
double irplib_wcs_great_circle_dist(double ra1,
double dec1,
double ra2,
double dec2);
cpl_error_code irplib_wcs_iso8601_from_string(int *, int *, int *, int *, int *,
double *, const char *);
cpl_error_code irplib_wcs_mjd_from_iso8601(double *, int, int, int, int, int,
double);
cpl_error_code irplib_wcs_mjd_from_string(double *, const char *);
cpl_error_code irplib_wcs_iso8601_from_mjd(int *, int *, int *, int *, int *,
double *, double);
#endif
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