shared/src/ScreenSD.cc

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0025 //
0026 //
0027 /// \file ScreenSD.cc
0028 /// \brief Implementation of the ScreenSD class
0029 //
0030
0031 #include "ScreenSD.hh"
0032
0033 #include "G4AnalysisManager.hh"
0034 #include "G4Step.hh"
0035 #include "G4SystemOfUnits.hh"
0036 #include "G4VProcess.hh"
0037 #include "G4VTouchable.hh"
0038 #include "G4ios.hh"
0039
0040 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0041
0042 ScreenSD::ScreenSD(const G4String& name) : G4VSensitiveDetector(name) {}
0043
0044 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0045
0046 void ScreenSD::Initialize(G4HCofThisEvent* /*hce*/) {}
0047
0048 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0049
0050 G4bool ScreenSD::ProcessHits(G4Step* step, G4TouchableHistory* /*history*/)
0051 {
0052   // Current track:
0053   const G4Track* track = step->GetTrack();
0054
0055   // Track ID:
0056   G4int ID = track->GetTrackID();
0057
0058   // code PDG:
0059   G4int pdgCode = track->GetDefinition()->GetPDGEncoding();
0060
0061   // Remember preStepPoint:
0062   G4StepPoint* preStepPoint = step->GetPreStepPoint();
0063
0064   // Ekin:
0065   G4double Ekin = preStepPoint->GetKineticEnergy();
0066
0067   // Obtain local coordinates:
0068   const G4VTouchable* touchable = preStepPoint->GetTouchable();
0069   G4ThreeVector globalPosition = preStepPoint->GetPosition();
0070   G4ThreeVector localPosition =
0071     touchable->GetHistory()->GetTopTransform().TransformPoint(globalPosition);
0072   // // Example for obtaining the local direction:
0073   // G4ThreeVector globalDirection = preStepPoint->GetMomentumDirection();
0074   // G4ThreeVector localDirection
0075   //   = touchable->GetHistory()->GetTopTransform().TransformAxis(localDirection);
0076
0077   // Time
0078   G4double time = preStepPoint->GetGlobalTime();
0079
0080   // Store hit in the ntuple
0081   G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
0082   analysisManager->FillNtupleIColumn(0, ID);
0083   analysisManager->FillNtupleIColumn(1, pdgCode);
0084   analysisManager->FillNtupleDColumn(2, Ekin / MeV);
0085   analysisManager->FillNtupleDColumn(3, localPosition.x() / cm);
0086   analysisManager->FillNtupleDColumn(4, localPosition.y() / cm);
0087   analysisManager->FillNtupleDColumn(5, time / ns);
0088   analysisManager->AddNtupleRow();
0089
0090   return true;
0091 }
0092
0093 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0094
0095 void ScreenSD::EndOfEvent(G4HCofThisEvent* /*hce*/) {}
0096
0097 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......