File: flames_writesigma.c

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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
===========================================================================*/
/* Program  : writesigma.c                                                 */
/* Author   : G. Mulas  -  ITAL_FLAMES Consortium                          */
/* Date     :                                                              */
/*                                                                         */
/* Purpose  : Missing                                                      */
/*                                                                         */
/*                                                                         */
/* Input:  see interface                                                   */ 
/*                                                                      */
/* Output:                                                              */
/*                                                                         */
/* DRS Functions called:                                                   */
/* none                                                                    */ 
/*                                                                         */ 
/* Pseudocode:                                                             */
/* Missing                                                                 */ 
/*                                                                         */ 
/* Version  :                                                              */
/* Last modification date: 2002/08/05                                      */
/* Who     When        Why                Where                            */
/* AMo     02-08-05   Add header         header                            */
/*-------------------------------------------------------------------------*/

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include <math.h>
#include <flames_midas_def.h>
#include <flames_uves.h>
#include <flames_writesigma.h>
#include <flames_stripfitsext.h>
#include <flames_newmatrix.h>

flames_err writesigma(flames_frame *myframe, char *framename)
{
    char basename[CATREC_LEN+1];
    char filename[CATREC_LEN+1];
    int dataid=0;
    int sigmaid=0;
    int badid=0;
    char cdummy[CATREC_LEN+1];
    float lhcuts[4]={0,0,0,0};
    int unit=0;
    frame_data minimum=0;
    frame_data maximum=0;
    int nflats=0;
    int status=0;
    frame_data *fdvecbuf1=0;

    int32_t iyixend=0;
    int32_t iyixindex=0;
    int npix[2]={4096,2048};

    memset(basename, '\0', CATREC_LEN+1);
    memset(filename, '\0', CATREC_LEN+1);
    memset(cdummy, '\0', CATREC_LEN+1);

    iyixend = (myframe->subrows*myframe->subcols)-1;

    /* find out whether the framename includes the .fits extension or not */
    if ((status = stripfitsext(framename, basename)) != NOERR) {
        /* problems stripping extension */
        return flames_midas_error(MAREMMA);
    }

    /* open the data file */
    if ((status = SCFOPN(framename, FLAMESDATATYPE, 0, F_IMA_TYPE, &dataid))
                    != 0) {
        /* could not open the data file */
        return flames_midas_error(MAREMMA);
    }

    /* write the scalars in descriptors */
    if ((status = SCDWRD(dataid, "RON", &myframe->ron, 1, 1, &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }
    if ((status = SCDWRD(dataid, "GAIN", &myframe->gain, 1, 1, &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }
    if (myframe->nflats > 0) {
        if ((status = SCDWRD(dataid, "YSHIFT", myframe->yshift, 1,
                        myframe->nflats, &unit)) != 0) {
            /* error writing descriptor */
            return flames_midas_error(MAREMMA);
        }
    }
    nflats = (int) myframe->nflats;
    if ((status = SCDWRI(dataid, "NFLATS", &nflats, 1, 1,
                    &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }
    if ((status = SCDWRI(dataid, "ORDERLIM", &myframe->firstorder, 1, 1,
                    &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }
    if ((status = SCDWRI(dataid, "ORDERLIM", &myframe->lastorder, 2, 1,
                    &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }

    if ((status = SCDWRI(dataid, "TAB_IN_OUT_OSHIFT", &myframe->tab_io_oshift,
                    1, 1, &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }

    /* create the sigma file name */
    sprintf(filename,"%s_sigma.fits",basename);
    /* create the sigma frame on disk */
    if ((status = SCFCRE(filename, FLAMESDATATYPE, F_O_MODE, F_IMA_TYPE,
                    myframe->subrows*myframe->subcols, &sigmaid))
                    != 0) {
        /* could not create the data file */
        return flames_midas_error(MAREMMA);
    }

    /* copy the descriptors from the data file */
    if ((status = SCDCOP(dataid, sigmaid, 1)) != 0) {
        /* I could not copy the descriptors */
        return flames_midas_error(MAREMMA);
    }

    /* There is one descriptor I want to fill differently anyway */
    /* find maximum and minimum in sigma */
    fdvecbuf1 = myframe->frame_sigma[0];
    minimum = maximum = fdvecbuf1[0];
    for (iyixindex=1; iyixindex<=iyixend; iyixindex++) {
    	   frame_data fdbuf1=0;
        fdbuf1 = fdvecbuf1[iyixindex];
        if (fdbuf1>maximum) maximum = fdbuf1;
        if (fdbuf1<minimum) minimum = fdbuf1;
    }
    lhcuts[0] = lhcuts[1] = 0;
    lhcuts[2] = (float) minimum;
    lhcuts[3] = (float) maximum;
    if ((status = SCDWRR(sigmaid, "LHCUTS", lhcuts, 1, 4, &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }

    /* write the sigma file name as a descriptor of the data file */
    if ((status = SCDWRC(dataid, "SIGMAFRAME", 1, filename, 1, 80,
                    &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }

    /* write the sigma frame itself */
    if ((status = SCFPUT(sigmaid, 1, myframe->subrows*myframe->subcols,
                    (char *) myframe->frame_sigma[0])) != NOERR) {
        /* could not write the frame */
        return flames_midas_error(MAREMMA);
    }

    /* close the sigma file */
    if ((status = SCFCLO(sigmaid)) != 0) {
        /* error closing file */
        return flames_midas_error(MAREMMA);
    }

    /* create the badpixel file name */
    sprintf(filename,"%s_mask.fits",basename);
    /* create the sigma frame on disk */
    if ((status = SCFCRE(filename, FLAMESMASKTYPE, F_O_MODE, F_IMA_TYPE,
                    myframe->subrows*myframe->subcols, &badid))
                    != 0) {
        /* could not create the bad pixel file */
        return flames_midas_error(MAREMMA);
    }

    /* copy the descriptors from the data file */
    if ((status = SCDCOP(dataid, badid, 1)) != 0) {
        /* I could not copy the descriptors */
        return flames_midas_error(MAREMMA);
    }

    /* There is one descriptor I want to fill differently anyway */
    /* put maximum and minimum of badpixel */
    lhcuts[0] = lhcuts[1] = 0;
    lhcuts[2] = 0;
    lhcuts[3] = 1;
    if ((status = SCDWRR(badid, "LHCUTS", lhcuts, 1, 4, &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }

    /* write the  file name as a descriptor of the data file */
    if ((status = SCDWRC(dataid, "BADPXFRAME", 1, filename, 1, 80,
                    &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }


    //Fixme: we need to add proper descriptors to input frame after process
    if ((status = SCDWRI(dataid, "NPIX", npix,1, 2, &unit)) != 0) {
        /* error writing descriptor */
        return flames_midas_error(MAREMMA);
    }

    /* write the badpixel frame itself */
    if ((status = SCFPUT(badid, 1, myframe->subrows*myframe->subcols,
                    (char *) myframe->badpixel[0])) != NOERR) {
        /* could not write the frame */
        return flames_midas_error(MAREMMA);
    }

    /* close the badpixel file */
    if ((status = SCFCLO(badid)) != 0) {
        /* error closing file */
        return flames_midas_error(MAREMMA);
    }

    /* close the data file */
    if ((status = SCFCLO(dataid)) != 0) {
        /* error closing file */
        return flames_midas_error(MAREMMA);
    }

    /* the end */
    return(NOERR);

}