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/*
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* lin.h
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*
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* Include file for lin.c.
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*
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*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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*
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* This file part of: AstrOmatic WCS library
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*
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* Copyright: (C) 2000-2010 Emmanuel Bertin -- IAP/CNRS/UPMC
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* (C) 1995-1999 Mark Calabretta (original version)
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*
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* Licenses: GNU General Public License
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*
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* AstrOmatic software is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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* AstrOmatic software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with AstrOmatic software.
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* If not, see <http://www.gnu.org/licenses/>.
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*
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* Last modified: 10/10/2010
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*
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*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
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/*=============================================================================
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*
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* WCSLIB - an implementation of the FITS WCS proposal.
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* Copyright (C) 1995-1999, Mark Calabretta
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Library General Public License as published
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* by the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; if not, write to the Free Software Foundation,
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* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* Correspondence concerning WCSLIB may be directed to:
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* Internet email: mcalabre@atnf.csiro.au
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* Postal address: Dr. Mark Calabretta,
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* Australia Telescope National Facility,
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* P.O. Box 76,
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* Epping, NSW, 2121,
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* AUSTRALIA
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*
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* Author: Mark Calabretta, Australia Telescope National Facility
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* $Id: lin.h,v 1.1.1.1 2002/03/15 16:33:26 bertin Exp $
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*===========================================================================*/
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#ifndef WCSLIB_LIN
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#define WCSLIB_LIN
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !defined(__STDC__) && !defined(__cplusplus)
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#ifndef const
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#define const
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#endif
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#endif
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struct linprm {
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int flag;
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int naxis;
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double *crpix;
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double *pc;
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double *cdelt;
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/* Intermediates. */
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double *piximg;
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double *imgpix;
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};
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#if __STDC__ || defined(__cplusplus)
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int linset(struct linprm *);
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int linfwd(const double[], struct linprm *, double[]);
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int linrev(const double[], struct linprm *, double[]);
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int matinv(const int, const double [], double []);
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#else
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int linset(), linfwd(), linrev(), matinv();
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#endif
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extern const char *linset_errmsg[];
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extern const char *linfwd_errmsg[];
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extern const char *linrev_errmsg[];
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#define LINSET 137
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#ifdef __cplusplus
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};
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#endif
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#endif /* WCSLIB_LIN */
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