gflasha/src/ExGflashEventAction.cc

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0025 //
0026 //
0027 /// \file ExGflashEventAction.cc
0028 /// \brief Implementation of the ExGflashEventAction class
0029 //
0030
0031 #include "ExGflashEventAction.hh"
0032
0033 #include "ExGflashDetectorConstruction.hh"
0034 #include "ExGflashHistoManager.hh"
0035 #include "ExGflashHit.hh"
0036
0037 #include "G4Event.hh"
0038 #include "G4EventManager.hh"
0039 #include "G4SDManager.hh"
0040 #include "G4SystemOfUnits.hh"
0041 #include "G4UImanager.hh"
0042 // std
0043 #include <algorithm>
0044 #include <iostream>
0045 #include <vector>
0046
0047 using MyVector = std::vector<G4double>;
0048
0049 // Gflash
0050 using namespace std;
0051
0052 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0053
0054 ExGflashEventAction::ExGflashEventAction(ExGflashDetectorConstruction* det) : fDet(det) {}
0055
0056 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0057
0058 ExGflashEventAction::~ExGflashEventAction() = default;
0059
0060 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0061
0062 void ExGflashEventAction::BeginOfEventAction(const G4Event* /* evt */) {}
0063
0064 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0065
0066 void ExGflashEventAction::EndOfEventAction(const G4Event* evt)
0067 {
0068   G4SDManager* SDman = G4SDManager::GetSDMpointer();
0069   G4String colNam;
0070   fCalorimeterCollectionId = SDman->GetCollectionID(colNam = "ExGflashCollection");
0071
0072   if (fCalorimeterCollectionId < 0) {
0073     return;
0074   }
0075
0076   G4HCofThisEvent* HCE = evt->GetHCofThisEvent();
0077   ExGflashHitsCollection* THC = nullptr;
0078   G4double totE = 0;
0079
0080   // Read out of the crysta ECAL
0081   THC = (ExGflashHitsCollection*)(HCE->GetHC(fCalorimeterCollectionId));
0082
0083   if (THC != nullptr) {
0084     /// Hits in sensitive Detector
0085     int n_hit = THC->entries();
0086     //      G4cout<<"  " << n_hit<< " hits are stored in ExGflashHitsCollection
0087     //      "<<G4endl;
0088     G4PrimaryVertex* pvertex = evt->GetPrimaryVertex();
0089     // Computing (x,y,z) of vertex of initial particles
0090     G4ThreeVector vtx = pvertex->GetPosition();
0091     G4PrimaryParticle* pparticle = pvertex->GetPrimary();
0092     // direction of the Shower
0093     G4ThreeVector mom = pparticle->GetMomentumDirection();
0094
0095     G4double Ekin = pparticle->GetKineticEnergy();
0096     G4double mass = pparticle->GetParticleDefinition()->GetPDGMass();
0097     G4double Etot = Ekin / MeV + mass / MeV;
0098
0099     G4int nLbin = fDet->GetnLtot();
0100     G4int nRbin = fDet->GetnRtot();
0101     G4double dLradl = fDet->GetdLradl();
0102     G4double dRradl = fDet->GetdRradl();
0103
0104     G4double SDRadl = fDet->GetSDRadLen();  // SD matrial
0105     // init to to 0.0
0106     MyVector dEdL(nLbin, 0.0);
0107     MyVector dEdR(nRbin, 0.0);
0108
0109     G4AnalysisManager* fAnalysisManager = G4AnalysisManager::Instance();
0110
0111     fAnalysisManager->FillH1(1, n_hit + 0.5);
0112     /// For all Hits in sensitive detector
0113     for (int i = 0; i < n_hit; i++) {
0114       G4double estep = (*THC)[i]->GetEdep();
0115       fAnalysisManager->FillH1(2, estep / MeV);
0116       estep /= MeV;
0117
0118       if (estep > 0.0) {
0119         totE += estep;
0120
0121         G4ThreeVector hitpos = (*THC)[i]->GetPos();
0122         // in shower coordinate system
0123         // from shower start
0124         G4ThreeVector l = hitpos - vtx;
0125         // longitudinal profile
0126         G4ThreeVector longitudinal = l.dot(mom) * mom;
0127         // shower profiles (Radial)
0128         G4ThreeVector radial = l - longitudinal;
0129
0130         auto SlideNb = G4int((longitudinal.mag() / SDRadl) / dLradl);
0131         auto RingNb = G4int((radial.mag() / SDRadl) / dRradl);
0132
0133         if (SlideNb >= 0 && SlideNb < nLbin) dEdL[SlideNb] += estep;
0134         if (RingNb >= 0 && RingNb < nLbin) dEdR[RingNb] += estep;
0135       }
0136     }
0137
0138     G4double Lnorm = 100. / dLradl / Etot;
0139     G4double Lsum = 0.0;
0140     for (int i = 0; i < nLbin; i++) {  // Slide
0141       fAnalysisManager->FillP1(0, (i + 0.5) * dLradl, dEdL[i] * Lnorm);
0142       Lsum += dEdL[i];
0143       fAnalysisManager->FillP1(2, (i + 0.5) * dLradl, Lsum * Lnorm);
0144     }
0145     G4double Rnorm = 100. / dRradl / Etot;
0146     G4double Rsum = 0.0;
0147     for (int i = 0; i < nRbin; i++) {  // Ring
0148       fAnalysisManager->FillP1(1, (i + 0.5) * dRradl, dEdR[i] * Rnorm);
0149       Rsum += dEdR[i];
0150       fAnalysisManager->FillP1(3, (i + 0.5) * dRradl, Rsum * Rnorm);
0151     }
0152
0153     fAnalysisManager->FillH1(0, totE / Etot * 100.);
0154   }
0155 }
0156
0157 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......