| Geant4 Cross Reference |
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 // This example is provided by the Geant4-DNA collaboration
27 // Any report or published results obtained using the Geant4-DNA software
28 // shall cite the following Geant4-DNA collaboration publications:
29 // Med. Phys. 45 (2018) e722-e739
30 // Phys. Med. 31 (2015) 861-874
31 // Med. Phys. 37 (2010) 4692-4708
32 // Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
33 //
34 // The Geant4-DNA web site is available at http://geant4-dna.org
35 //
36 /// \file SteppingAction.cc
37 /// \brief Implementation of the SteppingAction class
38
39 #include "SteppingAction.hh"
40
41 #include "HistoManager.hh"
42 #include "Run.hh"
43
44 #include "G4RunManager.hh"
45
46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
47
48 SteppingAction::SteppingAction() : G4UserSteppingAction() {}
49
50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51
52 SteppingAction::~SteppingAction() {}
53
54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55
56 void SteppingAction::UserSteppingAction(const G4Step* aStep)
57 {
58 const G4StepPoint* endPoint = aStep->GetPostStepPoint();
59 G4String procName = endPoint->GetProcessDefinedStep()->GetProcessName();
60
61 Run* run = static_cast<Run*>(G4RunManager::GetRunManager()->GetNonConstCurrentRun());
62
63 G4bool transmit = (endPoint->GetStepStatus() <= fGeomBoundary);
64 if (transmit) {
65 run->CountProcesses(procName);
66 }
67 else {
68 // Count processes and sum track length
69 G4double stepLength = aStep->GetStepLength();
70 run->CountProcesses(procName);
71 run->SumTrack(stepLength);
72 }
73
74 // Call analysis manager
75 G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
76
77 // Scattered primary particle
78 G4int id = 1;
79 if (aStep->GetTrack()->GetTrackStatus() == fAlive) {
80 G4double energy = endPoint->GetKineticEnergy();
81 analysisManager->FillH1(id, energy);
82 id = 2;
83 G4ThreeVector direction = endPoint->GetMomentumDirection();
84 // Assuming incident particle shot along x
85 G4double costeta = direction.x();
86 analysisManager->FillH1(id, costeta);
87 }
88
89 // Secondaries
90 const std::vector<const G4Track*>* secondary = aStep->GetSecondaryInCurrentStep();
91 for (size_t lp = 0; lp < (*secondary).size(); lp++) {
92 G4double charge = (*secondary)[lp]->GetDefinition()->GetPDGCharge();
93 if (charge != 0.) {
94 id = 3;
95 }
96 else {
97 id = 5;
98 }
99 G4double energy = (*secondary)[lp]->GetKineticEnergy();
100 analysisManager->FillH1(id, energy);
101
102 ++id;
103 G4ThreeVector direction = (*secondary)[lp]->GetMomentumDirection();
104 G4double costeta = direction.x();
105 analysisManager->FillH1(id, costeta);
106
107 // Energy tranferred to charged secondaries
108 if (charge != 0.) {
109 run->SumeTransf(energy);
110 }
111 }
112
113 // Kill event after first interaction
114 G4RunManager::GetRunManager()->AbortEvent();
115 }
116