| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 /// \file runAndEvent/RE02/src/RE02PrimaryGene 26 /// \file runAndEvent/RE02/src/RE02PrimaryGeneratorAction.cc
27 /// \brief Implementation of the RE02PrimaryGe 27 /// \brief Implementation of the RE02PrimaryGeneratorAction class
28 // 28 //
29 // 29 //
30 // 30 //
31 31
32 #include "RE02PrimaryGeneratorAction.hh" 32 #include "RE02PrimaryGeneratorAction.hh"
33 33
34 #include "G4Event.hh" 34 #include "G4Event.hh"
35 #include "G4ParticleDefinition.hh" <<
36 #include "G4ParticleGun.hh" 35 #include "G4ParticleGun.hh"
37 #include "G4ParticleTable.hh" 36 #include "G4ParticleTable.hh"
38 #include "G4SystemOfUnits.hh" << 37 #include "G4ParticleDefinition.hh"
39 #include "Randomize.hh" 38 #include "Randomize.hh"
40 #include "globals.hh" 39 #include "globals.hh"
>> 40 #include "G4SystemOfUnits.hh"
41 41
42 //....oooOO0OOooo........oooOO0OOooo........oo 42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 // 43 //
44 RE02PrimaryGeneratorAction::RE02PrimaryGenerat 44 RE02PrimaryGeneratorAction::RE02PrimaryGeneratorAction()
45 : G4VUserPrimaryGeneratorAction(), fParticle << 45 : G4VUserPrimaryGeneratorAction(),
>> 46 fParticleGun(0)
46 { 47 {
47 G4int n_particle = 1; 48 G4int n_particle = 1;
48 fParticleGun = new G4ParticleGun(n_particle) 49 fParticleGun = new G4ParticleGun(n_particle);
49 50
50 // default particle << 51 // default particle
51 G4ParticleTable* particleTable = G4ParticleT 52 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
52 G4ParticleDefinition* particle = particleTab 53 G4ParticleDefinition* particle = particleTable->FindParticle("proton");
53 fParticleGun->SetParticleDefinition(particle 54 fParticleGun->SetParticleDefinition(particle);
54 fParticleGun->SetParticleMomentumDirection(G << 55 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.0,0.0,1.));
55 fParticleGun->SetParticleEnergy(150.0 * MeV) << 56 fParticleGun->SetParticleEnergy(150.0*MeV);
56 // << 57 //
57 // default beam position << 58 // default beam position
58 G4double position = -200. / 2. * cm; << 59 G4double position = -200./2.*cm;
59 // << 60 //
60 // Initial beam spot size in sigma.; This is << 61 // Initial beam spot size in sigma.; This is not a part of ParticleGun.
61 fSigmaPosition = 10. * mm; << 62 fSigmaPosition = 10.* mm;
62 << 63
63 //....oooOO0OOooo........oooOO0OOooo........ << 64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 // << 65 //
65 fParticleGun->SetParticlePosition(G4ThreeVec << 66 fParticleGun->SetParticlePosition(G4ThreeVector(0.*cm, 0.*cm, position));
66 } 67 }
67 68
68 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 // 70 //
70 RE02PrimaryGeneratorAction::~RE02PrimaryGenera 71 RE02PrimaryGeneratorAction::~RE02PrimaryGeneratorAction()
71 { 72 {
72 delete fParticleGun; 73 delete fParticleGun;
73 } 74 }
74 75
75 //....oooOO0OOooo........oooOO0OOooo........oo 76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
76 // 77 //
77 void RE02PrimaryGeneratorAction::GeneratePrima 78 void RE02PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
78 { << 79 {
>> 80
79 G4ThreeVector position = fParticleGun->GetPa 81 G4ThreeVector position = fParticleGun->GetParticlePosition();
80 G4double dx = (G4UniformRand() - 0.5) * fSig << 82 G4double dx = (G4UniformRand()-0.5)*fSigmaPosition;
81 G4double dy = (G4UniformRand() - 0.5) * fSig << 83 G4double dy = (G4UniformRand()-0.5)*fSigmaPosition;
82 position.setX(dx); 84 position.setX(dx);
83 position.setY(dy); 85 position.setY(dy);
84 fParticleGun->SetParticlePosition(position); 86 fParticleGun->SetParticlePosition(position);
85 fParticleGun->GeneratePrimaryVertex(anEvent) 87 fParticleGun->GeneratePrimaryVertex(anEvent);
86 } 88 }
87 89