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/* $Id: VimosIfuWCS.h,v 1.3 2013-03-25 11:43:04 cgarcia Exp $
*
* This file is part of the VIMOS Pipeline
* Copyright (C) 2002-2004 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* $Author: cgarcia $
* $Date: 2013-03-25 11:43:04 $
* $Revision: 1.3 $
* $Name: not supported by cvs2svn $
*/
#ifndef VIMOS_IFU_WCS_H
#define VIMOS_IFU_WCS_H
#include "two_d_linear_wcs.h"
/*----------------------------------------------------------------------------*/
/**
* @defgroup VimosIfuWCS IFU WCS routines
*/
/*----------------------------------------------------------------------------*/
/**
*
* Gets the WCS IFU keywords based on the
* pointing of the instrument. The correction is needed because of
* IFU offset wrt the instrument optical axis.
* Algorithm provided by P. Hammersley
* Originally programmed in Fortran by M. Rejkuba
* Testing and OB data: M. Rejkuba
* @param raVimos RA coordinate where VIMOS is pointing
* @param decVimos DEC coordinate where VIMOS is pointing
* @param posAngle Position angle of the rotator
* @param dimX The number of fibers in X in the IFU FOV
* @param dimY The number of fibers in Y in the IFU FOV
* @param fiberSize The space between two fibers
* @param epoch Epoch of the WCS solution
* @param equinox Equinox to which the coordinates are refered.
* @return The WCS solution
*/
two_d_linear_wcs vimos_ifu_get_2d_wcs_from_pointing
(double raVimos, double decVimos,
double posAngle,
cpl_size nxFibers, cpl_size nyFibers, double fiberSize,
double epoch, double equinox);
#endif /* VIMOS_IFU_WCS_H */
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