Gabriele Cosmo
91 lines
3.9 KiB
C++
91 lines
3.9 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/// \file polarisation/Pol01/src/SteppingAction.cc
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/// \brief Implementation of the SteppingAction class
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#include "SteppingAction.hh"
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#include "DetectorConstruction.hh"
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#include "PrimaryGeneratorAction.hh"
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#include "RunAction.hh"
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#include "G4RunManager.hh"
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#include "G4PolarizationHelper.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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SteppingAction::SteppingAction(DetectorConstruction* det,
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PrimaryGeneratorAction* prim, RunAction* ruAct)
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: G4UserSteppingAction(),
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fDetector(det), fPrimary(prim), fRunAction(ruAct)
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{ }
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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SteppingAction::~SteppingAction()
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{ }
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SteppingAction::UserSteppingAction(const G4Step* aStep)
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{
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G4StepPoint* prePoint = aStep->GetPreStepPoint();
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G4StepPoint* endPoint = aStep->GetPostStepPoint();
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G4String procName = endPoint->GetProcessDefinedStep()->GetProcessName();
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fRunAction->CountProcesses(procName);
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if (prePoint->GetTouchableHandle()->GetVolume()==fDetector->GetBox() &&
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endPoint->GetTouchableHandle()->GetVolume()==fDetector->GetWorld()) {
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G4Track* aTrack = aStep->GetTrack();
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const G4ParticleDefinition* part =
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aTrack->GetDynamicParticle()->GetDefinition();
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// G4cout<<"a "<<particleName<<" left the Box \n";
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G4ThreeVector position = endPoint->GetPosition();
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G4ThreeVector direction = endPoint->GetMomentumDirection();
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G4double kinEnergy = endPoint->GetKineticEnergy();
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G4ThreeVector beamDirection =
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fPrimary->GetParticleGun()->GetParticleMomentumDirection();
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G4double polZ = endPoint->GetPolarization().z();
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G4double costheta = direction*beamDirection;
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G4double xdir =
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direction*G4PolarizationHelper::GetParticleFrameX(beamDirection);
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G4double ydir =
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direction*G4PolarizationHelper::GetParticleFrameY(beamDirection);
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G4double phi=std::atan2(ydir,xdir);
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fRunAction->FillData(part,kinEnergy,costheta,phi,polZ);
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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