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26 /// \file electromagnetic/TestEm2/src/PrimaryG << 26 // $Id: PrimaryGeneratorAction.cc,v 1.6 2006/06/29 16:50:44 gunter Exp $
27 /// \brief Implementation of the PrimaryGenera << 27 // GEANT4 tag $Name: geant4-09-02 $
28 // <<
29 // 28 //
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 <<
37 #include "G4Event.hh" 35 #include "G4Event.hh"
38 #include "G4ParticleDefinition.hh" <<
39 #include "G4ParticleTable.hh" 36 #include "G4ParticleTable.hh"
40 #include "G4SystemOfUnits.hh" << 37 #include "G4ParticleDefinition.hh"
41 38
42 //....oooOO0OOooo........oooOO0OOooo........oo 39 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 40
44 PrimaryGeneratorAction::PrimaryGeneratorAction << 41 PrimaryGeneratorAction::PrimaryGeneratorAction (DetectorConstruction* det)
>> 42 :detector(det)
45 { 43 {
46 G4int n_particle = 1; 44 G4int n_particle = 1;
47 fParticleGun = new G4ParticleGun(n_particle) << 45 particleGun = new G4ParticleGun(n_particle);
48 46
49 G4ParticleDefinition* particle = G4ParticleT << 47 G4ParticleDefinition* particle
50 fParticleGun->SetParticleDefinition(particle << 48 = G4ParticleTable::GetParticleTable()->FindParticle("e-");
51 fParticleGun->SetParticleEnergy(5. * GeV); << 49 particleGun->SetParticleDefinition(particle);
52 fParticleGun->SetParticlePosition(G4ThreeVec << 50 particleGun->SetParticleEnergy(5.*GeV);
53 fParticleGun->SetParticleMomentumDirection(G << 51 particleGun->SetParticlePosition(initPos = G4ThreeVector(-1*cm,-1*cm,-1*cm));
>> 52 particleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
54 } 53 }
55 54
56 //....oooOO0OOooo........oooOO0OOooo........oo 55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57 56
58 PrimaryGeneratorAction::~PrimaryGeneratorActio 57 PrimaryGeneratorAction::~PrimaryGeneratorAction()
59 { 58 {
60 delete fParticleGun; << 59 delete particleGun;
61 } 60 }
62 61
63 //....oooOO0OOooo........oooOO0OOooo........oo 62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 63
65 void PrimaryGeneratorAction::GeneratePrimaries 64 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
66 { 65 {
67 // this function is called at the begin of e << 66 //this function is called at the begin of event
68 // 67 //
69 G4double position = -0.5 * (fDetector->Getfu << 68 if (particleGun->GetParticlePosition() == initPos) {
70 fParticleGun->SetParticlePosition(G4ThreeVec << 69 G4double position = -0.5*(detector->GetfullLength());
71 fParticleGun->GeneratePrimaryVertex(anEvent) << 70 particleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,position));
>> 71 }
>> 72 particleGun->GeneratePrimaryVertex(anEvent);
72 } 73 }
73 74
74 //....oooOO0OOooo........oooOO0OOooo........oo 75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 76
75 77