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/*===========================================================================
Copyright (C) 2001 European Southern Observatory (ESO)
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., 675 Massachusetss Ave, Cambridge,
MA 02139, USA.
Corresponding concerning ESO-MIDAS should be addressed as follows:
Internet e-mail: midas@eso.org
Postal address: European Southern Observatory
Data Management Division
Karl-Schwarzschild-Strasse 2
D 85748 Garching bei Muenchen
GERMANY
===========================================================================*/
/*-------------------------------------------------------------------------*/
/**
* @defgroup flames_initshiftedff Substep: initialize shifted ff frm
*
*/
/*-------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------
Includes
--------------------------------------------------------------------------*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <math.h>
#include <flames_midas_def.h>
#include <flames_uves.h>
#include <flames_initshiftedff.h>
#include <flames_newmatrix.h>
#include <flames_shiftcommon.h>
#include <flames_shiftall.h>
#include <flames_alloconeflats.h>
/**@{*/
/*---------------------------------------------------------------------------
Implementation
---------------------------------------------------------------------------*/
/**
@name flames_checksize()
@short check input frame size descriptors
@author G. Mulas - ITAL_FLAMES Consortium. Ported to CPL by A. Modigliani
@param allflatsin
@param allflatsout
@return success or failure code
DRS Functions called:
none
Pseudocode:
@note
*/
flames_err
initshiftedff(
allflats *allflatsin,
allflats *allflatsout)
{
/* TODO: check the proper order of the dimensions in the allocation of the
matrix */
/* BEWARE: the matrix is allocated with the indices starting from 1 and
not zero */
/* BEWARE2: I changed my mind, the matrix is allocated with the indices
starting from zero */
int32_t iframe=0;
int32_t ifibre=0;
int32_t iorderifibreixtotal=0;
//int status=0;
iorderifibreixtotal = ((1+allflatsin->lastorder-allflatsin->firstorder)*
allflatsin->maxfibres*allflatsin->subcols);
/* copy all relevant scalars from allflatsin */
allflatsout->nflats = allflatsin->nflats;
allflatsout->subrows = allflatsin->subrows;
allflatsout->subcols = allflatsin->subcols;
/*
allflatsout->chiprows = allflatsin->chiprows;
allflatsout->chipcols = allflatsin->chipcols;
allflatsout->subfirstrow = allflatsin->subfirstrow;
allflatsout->subfirstcol = allflatsin->subfirstcol;
*/
allflatsout->substartx = allflatsin->substartx;
allflatsout->substarty = allflatsin->substarty;
allflatsout->substepx = allflatsin->substepx;
allflatsout->substepy = allflatsin->substepy;
/*
allflatsout->chipstartx = allflatsin->chipstartx;
allflatsout->chipstarty = allflatsin->chipstarty;
allflatsout->chipstepx = allflatsin->chipstepx;
allflatsout->chipstepy = allflatsin->chipstepy;
*/
allflatsout->chipchoice = allflatsin->chipchoice;
allflatsout->ron = allflatsin->ron;
allflatsout->gain = allflatsin->gain;
allflatsout->maxfibres = allflatsin->maxfibres;
allflatsout->pixmax = allflatsin->pixmax;
allflatsout->halfibrewidth = allflatsin->halfibrewidth;
allflatsout->minfibrefrac = allflatsin->minfibrefrac;
allflatsout->firstorder = allflatsin->firstorder;
allflatsout->lastorder = allflatsin->lastorder;
allflatsout->tab_io_oshift = allflatsin->tab_io_oshift;
allflatsout->numfibres = allflatsin->numfibres;
allflatsout->shiftable = allflatsin->shiftable;
allflatsout->normalised = allflatsin->normalised;
/* allocate array members of allflatsout */
if (NOERR != alloconeflats(allflatsout)) {
/* error allocating allflatsout */
return flames_midas_fail();
}
if (allflatsin->nflats>0) {
for (iframe=0; iframe<=(allflatsin->nflats-1); iframe++) {
/* copy only the scalar members of flatdata here, the
unchanged arrays will be copied by shiftffn */
/* lit fibres are the same as in the unshifted frames */
((allflatsout->flatdata)[iframe]).numfibres =
((allflatsin->flatdata)[iframe]).numfibres;
/* the yshift is set to 0 here, as it will be compensated in the shift */
((allflatsout->flatdata)[iframe]).yshift = 0;
}
}
else {
/* nflats == 0, something is very wrong here */
return flames_midas_fail();
}
for (ifibre=0; ifibre<=allflatsin->maxfibres-1; ifibre++) {
allflatsout->fibremask[ifibre] = allflatsin->fibremask[ifibre];
allflatsout->fibre2frame[ifibre] = allflatsin->fibre2frame[ifibre];
}
/*the normfactors and normsigmas must not be affected by shifting
(that's what the "shifting" problem is all about!) so they are just
copied over from allflatsin. I might even copy just the pointer,
but this would be begging for trouble right now... */
memcpy(allflatsout->normfactors[0][0], allflatsin->normfactors[0][0],
(size_t)(iorderifibreixtotal)*sizeof(frame_data));
memcpy(allflatsout->normsigmas[0][0], allflatsin->normsigmas[0][0],
(size_t)(iorderifibreixtotal)*sizeof(frame_data));
/* copy over from allflatsin also goodfibres: bad ix/fibre/order
points are typically the ones that were not normalisable, hence
unusable at all */
memcpy(allflatsout->goodfibres[0][0], allflatsin->goodfibres[0][0],
(size_t)(iorderifibreixtotal)*sizeof(frame_mask));
/* lowfibrebounds and highfibrebounds do not need to be initialised,
they will get the right values in the main loop while shifting,
therefore there is nothing to be done here for them */
return(NOERR);
}
/**@}*/
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