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26 /// \file hadronic/Hadr02/src/PrimaryGenerator 26 /// \file hadronic/Hadr02/src/PrimaryGeneratorAction.cc
27 /// \brief Implementation of the PrimaryGenera 27 /// \brief Implementation of the PrimaryGeneratorAction class
28 // 28 //
29 // 29 //
30 ////////////////////////////////////////////// 30 /////////////////////////////////////////////////////////////////////////
31 // 31 //
32 // EventActionMessenger 32 // EventActionMessenger
33 // 33 //
34 // Created: 31.01.03 V.Ivanchenko 34 // Created: 31.01.03 V.Ivanchenko
35 // 35 //
36 // Modified: 36 // Modified:
37 // 04.06.2006 Adoptation of hadr01 (V.Ivanchen 37 // 04.06.2006 Adoptation of hadr01 (V.Ivanchenko)
38 // 16.11.2006 Add option allowing to have user 38 // 16.11.2006 Add option allowing to have user defined beam position (VI)
39 // 39 //
40 ////////////////////////////////////////////// 40 ////////////////////////////////////////////////////////////////////////
41 // 41 //
42 42
43 #include "PrimaryGeneratorAction.hh" 43 #include "PrimaryGeneratorAction.hh"
44 << 44 #include "G4ParticleGun.hh"
45 #include "HistoManager.hh" 45 #include "HistoManager.hh"
46 <<
47 #include "G4Event.hh" 46 #include "G4Event.hh"
48 #include "G4ParticleGun.hh" <<
49 #include "G4SystemOfUnits.hh" 47 #include "G4SystemOfUnits.hh"
50 48
51 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52 50
53 PrimaryGeneratorAction::PrimaryGeneratorAction 51 PrimaryGeneratorAction::PrimaryGeneratorAction()
54 : G4VUserPrimaryGeneratorAction(), fParticle << 52 : G4VUserPrimaryGeneratorAction(),
>> 53 fParticleGun(0),
>> 54 fHisto(0)
55 { 55 {
56 fParticleGun = new G4ParticleGun(1); << 56 fParticleGun = new G4ParticleGun(1);
57 fParticleGun->SetParticleMomentumDirection(G << 57 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
58 fHisto = HistoManager::GetPointer(); 58 fHisto = HistoManager::GetPointer();
59 } 59 }
60 60
61 //....oooOO0OOooo........oooOO0OOooo........oo 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 62
63 PrimaryGeneratorAction::~PrimaryGeneratorActio 63 PrimaryGeneratorAction::~PrimaryGeneratorAction()
64 { 64 {
65 delete fParticleGun; 65 delete fParticleGun;
66 } 66 }
67 67
68 //....oooOO0OOooo........oooOO0OOooo........oo 68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 69
70 void PrimaryGeneratorAction::GeneratePrimaries 70 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* event)
71 { 71 {
72 if (event->GetEventID() == 0) { 72 if (event->GetEventID() == 0) {
73 if (fHisto->DefaultBeamPosition()) { 73 if (fHisto->DefaultBeamPosition()) {
74 G4double zVertex = -(5.0 * mm + fHisto-> << 74 G4double zVertex = -(5.0*mm + fHisto->Length());
75 fParticleGun->SetParticlePosition(G4Thre << 75 fParticleGun->SetParticlePosition(G4ThreeVector(0.,0.,zVertex));
76 } 76 }
77 } 77 }
78 fParticleGun->GeneratePrimaryVertex(event); 78 fParticleGun->GeneratePrimaryVertex(event);
79 } 79 }
80 80
81 //....oooOO0OOooo........oooOO0OOooo........oo 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
82 82