JDAQ/JDAQFilter.cc

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#include <string>
#include <iostream>
#include <iomanip>
#include <set>
#include <map>

#include "JDAQ/JDAQEventIO.hh"
#include "JDAQ/JDAQSummarysliceIO.hh"
#include "JTrigger/JTriggerParameters.hh"
#include "JDetector/JDetector.hh"
#include "JDetector/JDetectorToolkit.hh"
#include "JDetector/JDAQHitRouter.hh"

#include "JSupport/JMultipleFileScanner.hh"
#include "JSupport/JFileRecorder.hh"
#include "JSupport/JMeta.hh"
#include "JSupport/JSupport.hh"

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


/**
 * \file
 *
 * Example program to select events based on hits in strings.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;
  using namespace KM3NETDAQ;

  typedef map<int, int> map_type;

  JMultipleFileScanner<JDAQEvent> inputFile;
  JFileRecorder<JTYPELIST<JDAQEvent, JDAQSummaryslice, JTriggerParameters, JMeta>::typelist> outputFile;
  JLimit_t&  numberOfEvents = inputFile.getLimit();
  string     detectorFile;
  map_type   selector;
  int        debug;

  try { 

    JParser<> zap("Example program to select events based on hits in strings.");
    
    zap['f'] = make_field(inputFile,      "input file.");
    zap['o'] = make_field(outputFile,     "output file.")                                 = "filter.root";
    zap['n'] = make_field(numberOfEvents)      = JLimit::max();
    zap['a'] = make_field(detectorFile,   "detector file.");
    zap['S'] = make_field(selector,       "selection: pairs of <string number> <minimum number of triggered hits>");
    zap['d'] = make_field(debug)               = 2;
    
    zap['a'] = JPARSER::initialised();
    zap['S'] = JPARSER::initialised();

    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);
    }

  } else if (!selector.empty()) {

    FATAL("Missing detector file.");
  }

  const JDAQHitRouter router(detector);


  map<int, set<int> > buffer;

  outputFile.open();

  outputFile.put(JMeta(argc, argv));

  while (inputFile.hasNext()) {

    STATUS("event: " << setw(10) << inputFile.getCounter() << '\r'); DEBUG(endl);

    JDAQEvent* event = inputFile.next();

    bool status = selector.empty();

    if (!status) {

      map_type response;
    
      typedef JDAQTriggeredHit JHit_t;

      for (JDAQEvent::const_iterator<JHit_t> hit = event->begin<JHit_t>(); hit != event->end<JHit_t>(); ++hit) {

        const JPMTChannel& channel = router.getPMTChannel(*hit);
      
        response[channel.getString()] += 1;
      }
     
      for (map_type::const_iterator i = selector.begin(); i != selector.end() && !status; ++i) {
        status = response[i->first] >= i->second;
      }
    }

    if (status) {

      outputFile.put(*event);

      buffer[event->getRunNumber()].insert(event->getFrameIndex());
    }
  }
  STATUS(endl);


  for (JMultipleFileScanner<JDAQSummaryslice> in(inputFile); in.hasNext(); ) {

    STATUS("event: " << setw(10) << in.getCounter() << '\r'); DEBUG(endl);

    JDAQSummaryslice* summary = in.next();
    
    if (buffer[summary->getRunNumber()].count(summary->getFrameIndex())) {
      outputFile.put(*summary);
    }
  }
  STATUS(endl);


  JMultipleFileScanner<JTriggerParameters> io(inputFile);

  io >> outputFile;

  outputFile.close();
}