| Geant4 Cross Reference |
1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
5 // * The Geant4 software is copyright of th
6 // * the Geant4 Collaboration. It is provided
7 // * conditions of the Geant4 Software License
8 // * LICENSE and available at http://cern.ch/
9 // * include a list of copyright holders.
10 // *
11 // * Neither the authors of this software syst
12 // * institutes,nor the agencies providing fin
13 // * work make any representation or warran
14 // * regarding this software system or assum
15 // * use. Please see the license in the file
16 // * for the full disclaimer and the limitatio
17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
20 // * By using, copying, modifying or distri
21 // * any work based on the software) you ag
22 // * use in resulting scientific publicati
23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 /// \file PrimaryGeneratorAction.cc
27 /// \brief Implementation of the PrimaryGenera
28 //
29 //
30
31 //....oooOO0OOooo........oooOO0OOooo........oo
32 //....oooOO0OOooo........oooOO0OOooo........oo
33
34 #include "PrimaryGeneratorAction.hh"
35
36 #include "DetectorConstruction.hh"
37
38 #include "G4Event.hh"
39 #include "G4ParticleDefinition.hh"
40 #include "G4ParticleGun.hh"
41 #include "G4ParticleTable.hh"
42 #include "G4SystemOfUnits.hh"
43 #include "globals.hh"
44
45 //....oooOO0OOooo........oooOO0OOooo........oo
46
47 PrimaryGeneratorAction::PrimaryGeneratorAction
48 : fPointerDetectorConstruction(pDetector)
49 {
50 G4int n_particle = 1;
51 fParticleGun = new G4ParticleGun(n_particle)
52 G4ParticleTable* particleTable = G4ParticleT
53 //***LOOKHERE*** Default particle and energy
54 fParticleGun->SetParticleDefinition(particle
55 fParticleGun->SetParticleEnergy(10.0 * GeV);
56 SetGunPosition();
57 }
58
59 //....oooOO0OOooo........oooOO0OOooo........oo
60
61 PrimaryGeneratorAction::~PrimaryGeneratorActio
62 {
63 delete fParticleGun;
64 }
65
66 //....oooOO0OOooo........oooOO0OOooo........oo
67
68 void PrimaryGeneratorAction::SetGunPosition()
69 {
70 // Shoot the particle in the middle between
71 G4double targetThickness =
72 (fPointerDetectorConstruction ? fPointerDe
73 G4double gunPosition = -0.55 * targetThickne
74
75 G4cout << G4endl
76 << "PrimaryGenerationAction::SetGunPo
77 << " mm " << G4endl << G4endl;
78 fParticleGun->SetParticlePosition(G4ThreeVec
79 }
80
81 //....oooOO0OOooo........oooOO0OOooo........oo
82
83 void PrimaryGeneratorAction::GeneratePrimaries
84 {
85 G4ThreeVector v(0.0, 0.0, 1.0); //***LOOKHE
86 fParticleGun->SetParticleMomentumDirection(v
87 fParticleGun->GeneratePrimaryVertex(anEvent)
88 }
89
90 //....oooOO0OOooo........oooOO0OOooo........oo
91