air_shower/src/UltraEventAction.cc

0001 //
0002 // ********************************************************************
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0025 //
0026 //
0027 // --------------------------------------------------------------
0028 //                 GEANT 4 - ULTRA experiment example
0029 // --------------------------------------------------------------
0030 //
0031 // Code developed by:
0032 // B. Tome, M.C. Espirito-Santo, A. Trindade, P. Rodrigues
0033 //
0034 //    ****************************************************
0035 //    *      UltraEventAction.cc
0036 //    ****************************************************
0037 //
0038 //    Ultra EventAction class. The UltraAnalysisManager class is used for histogram
0039 //    filling
0040 //
0041 #include "UltraEventAction.hh"
0042 #include "UltraPrimaryGeneratorAction.hh"
0043 #include "UltraOpticalHit.hh"
0044
0045 #include "G4RunManager.hh"
0046 #include "G4Event.hh"
0047 #include "G4EventManager.hh"
0048 #include "G4SDManager.hh"
0049 #include "G4HCofThisEvent.hh"
0050 #include "G4VHitsCollection.hh"
0051 #include "G4GeneralParticleSource.hh"
0052 #include "G4AnalysisManager.hh"
0053 #include "G4SystemOfUnits.hh"
0054
0055 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
0056
0057 UltraEventAction::UltraEventAction()
0058   :OpticalHitsCollID(-1)
0059 {;}
0060
0061 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
0062
0063 UltraEventAction::~UltraEventAction(){;}
0064
0065 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
0066
0067 void UltraEventAction::BeginOfEventAction(const G4Event* evt)
0068 {
0069   auto printModulo = 100;
0070
0071   evtNb = evt->GetEventID();
0072
0073   auto SDman = G4SDManager::GetSDMpointer();
0074
0075
0076   if(OpticalHitsCollID==-1) {
0077     OpticalHitsCollID = SDman->GetCollectionID("OpticalHitsCollection");
0078   }
0079
0080
0081   if (evtNb%printModulo == 0)
0082     G4cout << "\n---> Begin of Event: " << evtNb << G4endl;
0083
0084 }
0085 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
0086
0087 void UltraEventAction::EndOfEventAction(const G4Event* evt)
0088 {
0089
0090   auto HCE = evt->GetHCofThisEvent();
0091   UltraOpticalHitsCollection* OpticalHitsColl = nullptr;
0092
0093   // Fill histograms
0094   auto man = G4AnalysisManager::Instance();
0095
0096   if(HCE){
0097     if(OpticalHitsCollID != -1) OpticalHitsColl =
0098       (UltraOpticalHitsCollection*)(HCE->GetHC(OpticalHitsCollID));
0099   }
0100
0101   auto nOptHits = 0 ;
0102
0103   if(OpticalHitsColl){
0104     nOptHits = OpticalHitsColl->entries();
0105
0106 #ifdef ULTRA_VERBOSE
0107     if (nOptHits > 0){
0108       G4cout << " Optical Hit # " << " " << "Energy (eV)" <<  " " << "x,y,z (cm)" << G4endl ;
0109     }
0110 #endif
0111
0112     for(auto iHit=0; iHit<nOptHits; iHit++){
0113       auto HitEnergy = (*OpticalHitsColl)[iHit]->GetEnergy() ;
0114       man->FillH1(1,HitEnergy/eV);
0115     }
0116
0117  }
0118
0119   man->FillH1(2,nOptHits);
0120
0121 }