JPrintChi2.cc

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#include <iostream>
#include <iomanip>

#include "TROOT.h"
#include "TFile.h"

#include "JSupport/JMultipleFileScanner.hh"

#include "JAcoustics/JEvt.hh"
#include "JAcoustics/JSupport.hh"

#include "JTools/JQuantile.hh"

#include "Jeep/JPrint.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"


/**
 * \file
 *
 * Auxiliary program to print chi2/NDF of acoustic events.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;

  JMultipleFileScanner<JEvt> inputFile;
  JLimit_t&   numberOfEvents = inputFile.getLimit();
  int         debug;

  try {

    JParser<> zap("Auxiliary program to print chi2/NDF of acoustic events.");

    zap['f'] = make_field(inputFile);
    zap['n'] = make_field(numberOfEvents)   = JLimit_t::max();
    zap['d'] = make_field(debug)            = 1;

    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }


  JQuantile Q;

  while (inputFile.hasNext()) {

    const JEvt* evt = inputFile.next();

    Q.put(evt->chi2 / evt->weight);
  }

  cout << Q.getMean();
}