eclDQMOutOfTimeDigits.cc

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
 
/* Own header. */
#include <ecl/modules/eclDQMOutOfTimeDigits/eclDQMOutOfTimeDigits.h>
 
/* Basf2 headers. */
#include <analysis/VariableManager/Manager.h>
#include <framework/core/HistoModule.h>
#include <mdst/dataobjects/TRGSummary.h>
 
/* ROOT headers. */
#include <TDirectory.h>
#include <TH1F.h>
 
/* C++ headers. */
#include <stdexcept>
 
//NAMESPACE(S)
using namespace Belle2;
 
REG_MODULE(ECLDQMOutOfTimeDigits);
 
ECLDQMOutOfTimeDigitsModule::ECLDQMOutOfTimeDigitsModule()
  : HistoModule()
{
  //Set module properties.
  setDescription("ECL Data Quality monitoring module. See header file for the detailed description.");
  setPropertyFlags(c_ParallelProcessingCertified);  // specify parallel processing.
 
  addParam("histogramDirectoryName", m_histogramDirectoryName,
           "histogram directory in ROOT file", std::string("ECL"));
}
 
ECLDQMOutOfTimeDigitsModule::~ECLDQMOutOfTimeDigitsModule()
{
}
 
 
void ECLDQMOutOfTimeDigitsModule::defineHisto()
{
  TDirectory* oldDir = gDirectory;
 
  // Create a separate histogram directory and cd into it.
 
  TDirectory* dirDAQ = dynamic_cast<TDirectory*>(oldDir->Get(m_histogramDirectoryName.c_str()));
  if (!dirDAQ) dirDAQ = oldDir->mkdir(m_histogramDirectoryName.c_str());
  dirDAQ->cd();
 
  // Create all necessary histograms for out-of-time ECLCalDigits counts
  for (auto& event_type : {"rand", "dphy", "physics"}) {
    for (auto& ecl_part : {"All", "FWDEndcap", "Barrel", "BWDEndcap"}) {
      std::string key_name = event_type + std::string("_") + ecl_part;
      TString hist_name    = "out_of_time_" + key_name;
      // Max possible value in the histogram is 8736 (=total number of crystals
      // in ECL), however the overflow over 2000 is not relevant for the
      // distribution shape.
      h_out_of_time[key_name] = new TH1F(hist_name, "", 250, 0, 2000);
 
      // Set titles
      h_out_of_time[key_name]->GetXaxis()->SetTitle("Out-of-time ECLCalDigits");
      TString title = "Out-of-time ECLCalDigits";
      title += " (";
      title += ecl_part;
      title += " of ECL, ";
      title += event_type;
      title += " events)";
      h_out_of_time[key_name]->SetTitle(title);
    }
  }
 
  //cd into parent directory.
  oldDir->cd();
}
 
void ECLDQMOutOfTimeDigitsModule::initialize()
{
  REG_HISTOGRAM;   // required to register histograms to HistoManager.
}
 
void ECLDQMOutOfTimeDigitsModule::beginRun()
{
  for (std::map<std::string, TH1F*>::iterator it = h_out_of_time.begin();
       it != h_out_of_time.end(); ++it)
    it->second->Reset();
}
 
std::string ECLDQMOutOfTimeDigitsModule::getEventType()
{
  // If TRGSummary is not available, we assume that all events are physics events
  if (!m_l1Trigger.isValid()) return "physics";
 
  if (isRandomTrigger()) return "rand";
 
  bool bhatrig = false;
  try { bhatrig = m_l1Trigger->testInput("bha_delay"); }
  catch (const std::exception&) { bhatrig = false; }
 
  if (bhatrig) return "dphy";
 
  return "physics";
}
 
void ECLDQMOutOfTimeDigitsModule::event()
{
  std::string event_type = getEventType();
 
  for (auto& ecl_part : {"All", "FWDEndcap", "Barrel", "BWDEndcap"}) {
    std::string key_name = event_type + std::string("_") + ecl_part;
    std::string var_name = "nECLOutOfTimeCrystals";
    if (std::string(ecl_part) != "All") var_name += ecl_part;
    auto var = Variable::Manager::Instance().getVariable(var_name);
    if (!var) continue;
    double value =  std::get<double>(var->function(nullptr));
    h_out_of_time[key_name]->Fill(value);
  }
}
 
bool ECLDQMOutOfTimeDigitsModule::isRandomTrigger()
{
  if (!m_l1Trigger.isValid()) return false;
  return m_l1Trigger->getTimType() == TRGSummary::ETimingType::TTYP_RAND ||
         m_l1Trigger->getTimType() == TRGSummary::ETimingType::TTYP_POIS;
}