JTimeConverterRunByRun.cc

Go to the documentation of this file.

#include <string>
#include <iostream>
#include <iomanip>
 
#include "TROOT.h"
#include "TFile.h"
#include "TH1D.h"
 
#include "km3net-dataformat/offline/Evt.hh"
#include "JDAQ/JDAQEventIO.hh"
#include "JDAQ/JDAQToolkit.hh"
 
#include "JDetector/JDetector.hh"
#include "JDetector/JDetectorToolkit.hh"
#include "JDetector/JModuleRouter.hh"
 
#include "JSupport/JTriggeredFileScanner.hh"
#include "JSupport/JSupport.hh"
 
#include "JTools/JStats.hh"
 
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"
 
 
/**
 * \file
 *
 * Example program to test conversion between Monte Carlo and DAQ times.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;
  using namespace KM3NETDAQ;
 
  JTriggeredFileScanner<> inputFile;
  JLimit_t&      numberOfEvents = inputFile.getLimit();
  string         detectorFile;
  string         outputFile;
  int            debug;
 
  try { 
 
    JParser<> zap("Example program to test conversion between Monte Carlo and DAQ times.");
    
    zap['f'] = make_field(inputFile);
    zap['a'] = make_field(detectorFile)        = "";
    zap['o'] = make_field(outputFile)          = "histogram.root";
    zap['n'] = make_field(numberOfEvents)      = JLimit::max();
    zap['d'] = make_field(debug)               = 2;
    
    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }
 
  JDetector detector;
 
  if (detectorFile != "") {
    try {
      load(detectorFile, detector);
    }
    catch(const JException& error) {
      FATAL(error);
    }
  }
 
  const JModuleRouter router(detector);
 
  TFile out(outputFile.c_str(), "recreate");
 
  TH1D h0("h0", NULL, 501, -1.0, +1.0);
  TH1D h1("h1", NULL, 501, -1.0, +1.0);
 
  while (inputFile.hasNext()) {
 
    STATUS("event: " << setw(10) << inputFile.getCounter() << '\r'); DEBUG(endl);
 
    JTriggeredFileScanner<>::multi_pointer_type ps = inputFile.next();
 
    const JDAQEvent* tev   = ps;
    const Evt*       event = ps;
 
    JStats t0;                // time of event in time slice
 
    typedef JDAQTriggeredHit JHit_t;
 
    for (JDAQEvent::const_iterator<JHit_t> i = tev->begin<JHit_t>(); i != tev->end<JHit_t>(); ++i) {
 
      if (router.hasModule(i->getModuleID())) {
 
        const JModule& module = router.getModule(i->getModuleID());
        const JPMT&    pmt    = module.getPMT(i->getPMT());
 
        t0.put(getTime(*i, pmt));
      }
    }
 
    h0.Fill(getTimeDifference(tev->getTimesliceStart(), getDAQUTCExtended(event->mc_event_time)));
    h1.Fill(getTimeDifference(tev->getTimesliceStart(), getDAQUTCExtended(event->mc_event_time)) - t0.getMean(0.0) * 1.0e-9);
  }
  STATUS(endl);
 
  out.Write();
  out.Close();
}