maxMinTOD.c

Go to the documentation of this file.

/*******************************************************************************
*   M3:  maxMinTOD.c                                                           *
*                                                                              *
*   Version 2.0.2 May 2007                                                     *
*                                                                              *
*   Copyright (C) 2004-2007  C.M. Cantalupo                                    *
*                                                                              *
*   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA  *
*                                                                              *
*******************************************************************************/


/*   Christopher M. Cantalupo November 2007 */


#include <stdlib.h>
#include <math.h>
#include "M3.h"

#define STRING_LENGTH 256



int main( int argc, char **argv )
{
  M3_RunConfigStruct *runConfig;
  M3_DataSetLL *dataSet;
  M3_IntervalLL *intervalNode;
  int notDone;
  int64_t i, j, k, l, n;
  M3_Interval interval;
  double *tod = NULL;
  double maxVal = -HUGE_VAL, minVal = HUGE_VAL;

  /* Read run config from disk */
  M3_RunConfigStruct_Read(&runConfig, argv[1], M3_SPRINGTIDE_RUN_TYPE );

  /* Go through all of the dataSets (detectors) */
  for ( notDone = M3_RunConfigStruct_GetDataSetRoot( runConfig, &dataSet );
        notDone;
        M3_DataSetLL_GetNextNodeInList( &dataSet ))
  {
    /* Go through the covered intervals */
    for( notDone = M3_DataSetLL_GetCoveredIntervalRoot( dataSet, &intervalNode);
         notDone;
         notDone = M3_IntervalLL_GetNextNodeInList( &intervalNode ) )
    {
      /* Retrieve the interval structure from the list node */
      M3_IntervalLL_GetInterval( intervalNode, &interval );
      /* Count the number of samples in the interval*/
      n = interval.lastSample - interval.firstSample + 1;

      /* If we have alread allocated tod and pointing, call realloc */
      if( tod )
      {
        tod = (double*)realloc( tod, sizeof(double)*n);
      }
      /* Otherwise allocate memory with malloc */
      else
      {
        tod = (double*)malloc( sizeof(double)*n);
      }

      /* Get the time ordered data*/
      M3_DataSetLL_GetTOD( dataSet, interval, tod );

      /* Cycle over all of the samples in the interval. */
      /* i keeps track of the time index from the beginning of the interval */
      for( i = 0; i < n; i++ )
      {
        if( tod[i] > maxVal )
          maxVal = tod[i];
        if( tod[i] < minVal )
          minVal = tod[i];
      }
    }
  }
  fprintf(stdout, "maximum = %.8e\n", maxVal);
  fprintf(stdout, "minimum = %.8e\n", minVal);

  free(tod);

  return 0;
}

---