00001 /* $Id: irplib_wcs.h,v 1.7 2010/10/07 14:10:55 llundin Exp $ 00002 * 00003 * This file is part of the irplib package 00004 * Copyright (C) 2002,2003 European Southern Observatory 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA 00019 */ 00020 00021 /* 00022 * $Author: llundin $ 00023 * $Date: 2010/10/07 14:10:55 $ 00024 * $Revision: 1.7 $ 00025 * $Name: sinfo-2_2_5 $ 00026 */ 00027 00028 #ifndef IRPLIB_WCS_H 00029 #define IRPLIB_WCS_H 00030 00031 /*----------------------------------------------------------------------------- 00032 Includes 00033 -----------------------------------------------------------------------------*/ 00034 00035 #include <cpl.h> 00036 00037 cpl_error_code irplib_wcs_xytoradec(const cpl_wcs * wcs, 00038 double x, 00039 double y, 00040 double * ra, 00041 double * dec); 00042 00043 cpl_error_code irplib_wcs_radectoxy(const cpl_wcs * wcs, 00044 double ra, 00045 double dec, 00046 double * x, 00047 double * y); 00048 00049 double irplib_wcs_great_circle_dist(double ra1, 00050 double dec1, 00051 double ra2, 00052 double dec2); 00053 00054 00055 cpl_error_code irplib_wcs_iso8601_from_string(int *, int *, int *, int *, int *, 00056 double *, const char *); 00057 00058 cpl_error_code irplib_wcs_mjd_from_iso8601(double *, int, int, int, int, int, 00059 double); 00060 00061 cpl_error_code irplib_wcs_mjd_from_string(double *, const char *); 00062 00063 cpl_error_code irplib_wcs_iso8601_from_mjd(int *, int *, int *, int *, int *, 00064 double *, double); 00065 00066 #endif