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25 // 25 //
26 /// \file PrimaryGeneratorAction.cc << 26 // $Id: PrimaryGeneratorAction.cc,v 1.3 2006-06-29 16:45:57 gunter Exp $
27 /// \brief Implementation of the PrimaryGenera << 27 // GEANT4 tag $Name: not supported by cvs2svn $
28 // << 28 //
29 // <<
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "PrimaryGeneratorAction.hh" 32 #include "PrimaryGeneratorAction.hh"
34 33
35 #include "DetectorConstruction.hh" 34 #include "DetectorConstruction.hh"
36 35
37 #include "G4Event.hh" 36 #include "G4Event.hh"
38 #include "G4ParticleDefinition.hh" <<
39 #include "G4ParticleTable.hh" 37 #include "G4ParticleTable.hh"
40 #include "G4SystemOfUnits.hh" << 38 #include "G4ParticleDefinition.hh"
41 #include "Randomize.hh" 39 #include "Randomize.hh"
42 40
43 //....oooOO0OOooo........oooOO0OOooo........oo 41 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
44 42
45 PrimaryGeneratorAction::PrimaryGeneratorAction << 43 PrimaryGeneratorAction::PrimaryGeneratorAction(DetectorConstruction* det)
>> 44 :detector(det)
46 { 45 {
47 fParticleGun = new G4ParticleGun(1); << 46 particleGun = new G4ParticleGun(1);
48 G4ParticleDefinition* particle = G4ParticleT << 47 G4ParticleDefinition* particle
49 fParticleGun->SetParticleDefinition(particle << 48 = G4ParticleTable::GetParticleTable()->FindParticle("gamma");
50 fParticleGun->SetParticleEnergy(1 * MeV); << 49 particleGun->SetParticleDefinition(particle);
51 fParticleGun->SetParticleMomentumDirection(G << 50 particleGun->SetParticleEnergy(1*MeV);
>> 51 particleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
52 } 52 }
53 53
54 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 55
56 PrimaryGeneratorAction::~PrimaryGeneratorActio 56 PrimaryGeneratorAction::~PrimaryGeneratorAction()
57 { 57 {
58 delete fParticleGun; << 58 delete particleGun;
59 } 59 }
60 60
61 //....oooOO0OOooo........oooOO0OOooo........oo 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 62
63 void PrimaryGeneratorAction::GeneratePrimaries 63 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
64 { 64 {
65 // this function is called at the begining o << 65 //this function is called at the begining of event
66 // 66 //
67 G4double halfSize = 0.5 * (fDetector->GetSiz << 67 G4double halfSize = 0.5*(detector->GetSize());
68 G4double x0 = -halfSize; << 68 G4double x0 = - halfSize;
69 << 69
70 // randomize (y0,z0) << 70 //randomize (y0,z0)
71 // 71 //
72 G4double beam = 0.8 * halfSize; << 72 G4double beam = 0.8*halfSize;
73 G4double y0 = (2 * G4UniformRand() - 1.) * b << 73 G4double y0 = (2*G4UniformRand()-1.)*beam;
74 G4double z0 = (2 * G4UniformRand() - 1.) * b << 74 G4double z0 = (2*G4UniformRand()-1.)*beam;
75 << 75
76 fParticleGun->SetParticlePosition(G4ThreeVec << 76 particleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
77 fParticleGun->GeneratePrimaryVertex(anEvent) << 77 particleGun->GeneratePrimaryVertex(anEvent);
78 } 78 }
79 79
80 //....oooOO0OOooo........oooOO0OOooo........oo 80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 81
81 82