JPrintChi2.cc

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#include <iostream>
#include <iomanip>
#include <limits>
 
#include "TROOT.h"
#include "TFile.h"
 
#include "JSupport/JMultipleFileScanner.hh"
 
#include "JAcoustics/JEvt.hh"
#include "JAcoustics/JSuperEvt.hh"
#include "JAcoustics/JSupport.hh"
 
#include "JLang/JObjectMultiplexer.hh"
#include "JLang/JManip.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;
 
  typedef  JTYPELIST<JEvt, JSuperEvt>::typelist  typelist;
 
  JMultipleFileScanner<typelist> inputFile;
  JLimit_t&   numberOfEvents = inputFile.getLimit();
  int         width;
  int         precision;
  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['w'] = make_field(width)            = 1;
    zap['p'] = make_field(precision)        = 15;
    zap['d'] = make_field(debug)            = 1;
 
    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }
 
 
  JQuantile Q;
 
  for (JObjectMultiplexer<typelist> in(inputFile); in.hasNext(); ) {
 
    const JEvt* evt = in.next();
 
    Q.put(evt->chi2 / evt->ndf);
  }
 
  cout << SCIENTIFIC(width,precision) << Q.getMean(numeric_limits<float>::max()) << endl;
}