source: trunk/examples/extended/polarisation/Pol01/src/SteppingAction.cc@ 1036

Last change on this file since 1036 was 807, checked in by garnier, 17 years ago

update

File size: 4.0 KB
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[807]1//
2// ********************************************************************
3// * License and Disclaimer *
4// * *
5// * The Geant4 software is copyright of the Copyright Holders of *
6// * the Geant4 Collaboration. It is provided under the terms and *
7// * conditions of the Geant4 Software License, included in the file *
8// * LICENSE and available at http://cern.ch/geant4/license . These *
9// * include a list of copyright holders. *
10// * *
11// * Neither the authors of this software system, nor their employing *
12// * institutes,nor the agencies providing financial support for this *
13// * work make any representation or warranty, express or implied, *
14// * regarding this software system or assume any liability for its *
15// * use. Please see the license in the file LICENSE and URL above *
16// * for the full disclaimer and the limitation of liability. *
17// * *
18// * This code implementation is the result of the scientific and *
19// * technical work of the GEANT4 collaboration. *
20// * By using, copying, modifying or distributing the software (or *
21// * any work based on the software) you agree to acknowledge its *
22// * use in resulting scientific publications, and indicate your *
23// * acceptance of all terms of the Geant4 Software license. *
24// ********************************************************************
25//
26// $Id: SteppingAction.cc,v 1.1 2006/10/02 13:48:10 vnivanch Exp $
27// GEANT4 tag $Name: $
28//
29//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
30//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31
32#include "SteppingAction.hh"
33#include "DetectorConstruction.hh"
34#include "PrimaryGeneratorAction.hh"
35#include "RunAction.hh"
36#include "HistoManager.hh"
37
38#include "G4RunManager.hh"
39#include "G4PolarizationHelper.hh"
40
41//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
42
43SteppingAction::SteppingAction(DetectorConstruction* det,
44 PrimaryGeneratorAction* prim, RunAction* RuAct,
45 HistoManager* Hist)
46:detector(det), primary(prim), runAction(RuAct), histoManager(Hist)
47{ }
48
49//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
50
51SteppingAction::~SteppingAction()
52{ }
53
54//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55
56void SteppingAction::UserSteppingAction(const G4Step* aStep)
57{
58 G4StepPoint* prePoint = aStep->GetPreStepPoint();
59 G4StepPoint* endPoint = aStep->GetPostStepPoint();
60
61 G4String procName = endPoint->GetProcessDefinedStep()->GetProcessName();
62 runAction->CountProcesses(procName);
63
64 if (prePoint->GetTouchableHandle()->GetVolume()==detector->GetBox() &&
65 endPoint->GetTouchableHandle()->GetVolume()==detector->GetWorld()) {
66 G4Track* aTrack = aStep->GetTrack();
67 G4String particleName = aTrack->GetDynamicParticle()->GetDefinition()->GetParticleName();
68 // G4cout<<"a "<<particleName<<" left the Box \n";
69 G4ThreeVector position = endPoint->GetPosition();
70 G4ThreeVector direction = endPoint->GetMomentumDirection();
71 G4double kinEnergy = endPoint->GetKineticEnergy();
72
73 G4ThreeVector beamDirection = primary->GetParticleGun()->GetParticleMomentumDirection();
74 G4double polZ = endPoint->GetPolarization().z();
75
76 G4double costheta=direction*beamDirection;
77
78 G4double xdir=direction*G4PolarizationHelper::GetParticleFrameX(beamDirection);
79 G4double ydir=direction*G4PolarizationHelper::GetParticleFrameY(beamDirection);
80
81 G4double phi=std::atan2(ydir,xdir);
82 histoManager->FillHistos(particleName,kinEnergy,costheta,phi,polZ);
83 runAction->FillData(particleName,kinEnergy,costheta,phi,polZ);
84 }
85}
86
87//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
88
89
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