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26 /// \file hadronic/Hadr01/src/PrimaryGenerator 26 /// \file hadronic/Hadr01/src/PrimaryGeneratorAction.cc
27 /// \brief Implementation of the PrimaryGenera 27 /// \brief Implementation of the PrimaryGeneratorAction class
28 // 28 //
>> 29 // $Id: PrimaryGeneratorAction.cc 70761 2013-06-05 12:30:51Z gcosmo $
29 // 30 //
30 ////////////////////////////////////////////// 31 /////////////////////////////////////////////////////////////////////////
31 // 32 //
32 // PrimaryGeneratorAction 33 // PrimaryGeneratorAction
33 // 34 //
34 // Created: 31.01.03 V.Ivanchenko 35 // Created: 31.01.03 V.Ivanchenko
35 // 36 //
36 // Modified: 37 // Modified:
37 // 04.06.2006 Adoptation of Hadr01 (V.Ivanchen 38 // 04.06.2006 Adoptation of Hadr01 (V.Ivanchenko)
38 // 16.11.2006 Add option allowing to have user 39 // 16.11.2006 Add option allowing to have user defined beam position (VI)
39 // 40 //
40 ////////////////////////////////////////////// 41 ////////////////////////////////////////////////////////////////////////
41 // 42 //
42 43
43 #include "PrimaryGeneratorAction.hh" 44 #include "PrimaryGeneratorAction.hh"
44 <<
45 #include "HistoManager.hh" <<
46 <<
47 #include "G4ParticleGun.hh" 45 #include "G4ParticleGun.hh"
48 #include "G4SystemOfUnits.hh" 46 #include "G4SystemOfUnits.hh"
>> 47 #include "HistoManager.hh"
49 48
50 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51 50
52 PrimaryGeneratorAction::PrimaryGeneratorAction << 51 PrimaryGeneratorAction::PrimaryGeneratorAction()
>> 52 : G4VUserPrimaryGeneratorAction(),
>> 53 fParticleGun(0), fHisto(0)
53 { 54 {
54 fParticleGun = new G4ParticleGun(1); << 55 fParticleGun = new G4ParticleGun(1);
55 fParticleGun->SetParticleMomentumDirection(G << 56 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
56 fHisto = HistoManager::GetPointer(); 57 fHisto = HistoManager::GetPointer();
57 } 58 }
58 59
59 //....oooOO0OOooo........oooOO0OOooo........oo 60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60 61
61 PrimaryGeneratorAction::~PrimaryGeneratorActio 62 PrimaryGeneratorAction::~PrimaryGeneratorAction()
62 { 63 {
63 delete fParticleGun; 64 delete fParticleGun;
64 } 65 }
65 66
66 //....oooOO0OOooo........oooOO0OOooo........oo 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67 68
68 void PrimaryGeneratorAction::GeneratePrimaries 69 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
69 { 70 {
70 if (fHisto->DefaultBeamPosition()) { << 71 if(fHisto->DefaultBeamPosition()) {
71 static const G4double offset = 2 * CLHEP:: << 72 G4double zVertex = -(5.0*mm + fHisto->Length());
72 G4double zVertex = -(offset + 0.5 * fHisto << 73 fParticleGun->SetParticlePosition(G4ThreeVector(0.,0.,zVertex));
73 fParticleGun->SetParticlePosition(G4ThreeV <<
74 } 74 }
75 fParticleGun->GeneratePrimaryVertex(anEvent) 75 fParticleGun->GeneratePrimaryVertex(anEvent);
76 } 76 }
77 77
78 //....oooOO0OOooo........oooOO0OOooo........oo 78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
79 79