B4aEventAction.cc

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// 

#include "B4aEventAction.hh"
#include "B4RunAction.hh"
#include "B4Analysis.hh"

#include "G4RunManager.hh"
#include "G4Event.hh"
#include "G4UnitsTable.hh"

#include "Randomize.hh"
#include <iomanip>

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B4aEventAction::B4aEventAction()
 : G4UserEventAction(),
   fEnergyAbs(0.),
   fEnergyGap(0.),
   fTrackLAbs(0.),
   fTrackLGap(0.)
{}

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B4aEventAction::~B4aEventAction()
{}

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void B4aEventAction::BeginOfEventAction(const G4Event* /*event*/)
{  
  // initialisation per event
  fEnergyAbs = 0.;
  fEnergyGap = 0.;
  fTrackLAbs = 0.;
  fTrackLGap = 0.;
}

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void B4aEventAction::EndOfEventAction(const G4Event* event)
{
  // Accumulate statistics
  //

  // get analysis manager
  auto analysisManager = G4AnalysisManager::Instance();

  // fill histograms
  analysisManager->FillH1(0, fEnergyAbs);
  analysisManager->FillH1(1, fEnergyGap);
  analysisManager->FillH1(2, fTrackLAbs);
  analysisManager->FillH1(3, fTrackLGap);
  
  // fill ntuple
  analysisManager->FillNtupleDColumn(0, fEnergyAbs);
  analysisManager->FillNtupleDColumn(1, fEnergyGap);
  analysisManager->FillNtupleDColumn(2, fTrackLAbs);
  analysisManager->FillNtupleDColumn(3, fTrackLGap);
  analysisManager->AddNtupleRow();  
  
  // Print per event (modulo n)
  //
  auto eventID = event->GetEventID();
  auto printModulo = G4RunManager::GetRunManager()->GetPrintProgress();
  if ( ( printModulo > 0 ) && ( eventID % printModulo == 0 ) ) {
    G4cout << "---> End of event: " << eventID << G4endl;     

    G4cout
       << "   Absorber: total energy: " << std::setw(7)
                                        << G4BestUnit(fEnergyAbs,"Energy")
       << "       total track length: " << std::setw(7)
                                        << G4BestUnit(fTrackLAbs,"Length")
       << G4endl
       << "        Gap: total energy: " << std::setw(7)
                                        << G4BestUnit(fEnergyGap,"Energy")
       << "       total track length: " << std::setw(7)
                                        << G4BestUnit(fTrackLGap,"Length")
       << G4endl;
  }
}  

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