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26 /// \file electromagnetic/TestEm2/src/PrimaryG 26 /// \file electromagnetic/TestEm2/src/PrimaryGeneratorAction.cc
27 /// \brief Implementation of the PrimaryGenera 27 /// \brief Implementation of the PrimaryGeneratorAction class
28 // 28 //
>> 29 // $Id$
29 // 30 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 33
33 #include "PrimaryGeneratorAction.hh" 34 #include "PrimaryGeneratorAction.hh"
34 35
35 #include "DetectorConstruction.hh" 36 #include "DetectorConstruction.hh"
36 <<
37 #include "G4Event.hh" 37 #include "G4Event.hh"
38 #include "G4ParticleDefinition.hh" <<
39 #include "G4ParticleTable.hh" 38 #include "G4ParticleTable.hh"
>> 39 #include "G4ParticleDefinition.hh"
40 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
41 41
42 //....oooOO0OOooo........oooOO0OOooo........oo 42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 43
44 PrimaryGeneratorAction::PrimaryGeneratorAction << 44 PrimaryGeneratorAction::PrimaryGeneratorAction (DetectorConstruction* det)
>> 45 :fDetector(det)
45 { 46 {
46 G4int n_particle = 1; 47 G4int n_particle = 1;
47 fParticleGun = new G4ParticleGun(n_particle) << 48 fParticleGun = new G4ParticleGun(n_particle);
48 49
49 G4ParticleDefinition* particle = G4ParticleT << 50 G4ParticleDefinition* particle
>> 51 = G4ParticleTable::GetParticleTable()->FindParticle("e-");
50 fParticleGun->SetParticleDefinition(particle 52 fParticleGun->SetParticleDefinition(particle);
51 fParticleGun->SetParticleEnergy(5. * GeV); << 53 fParticleGun->SetParticleEnergy(5.*GeV);
52 fParticleGun->SetParticlePosition(G4ThreeVec << 54 fParticleGun->SetParticlePosition(fInitPos = G4ThreeVector(-1*cm,-1*cm,-1*cm));
53 fParticleGun->SetParticleMomentumDirection(G << 55 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
54 } 56 }
55 57
56 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57 59
58 PrimaryGeneratorAction::~PrimaryGeneratorActio 60 PrimaryGeneratorAction::~PrimaryGeneratorAction()
59 { 61 {
60 delete fParticleGun; 62 delete fParticleGun;
61 } 63 }
62 64
63 //....oooOO0OOooo........oooOO0OOooo........oo 65 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 66
65 void PrimaryGeneratorAction::GeneratePrimaries 67 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
66 { 68 {
67 // this function is called at the begin of e << 69 //this function is called at the begin of event
68 // 70 //
69 G4double position = -0.5 * (fDetector->Getfu << 71 if (fParticleGun->GetParticlePosition() == fInitPos) {
70 fParticleGun->SetParticlePosition(G4ThreeVec << 72 G4double position = -0.5*(fDetector->GetfullLength());
>> 73 fParticleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,position));
>> 74 }
71 fParticleGun->GeneratePrimaryVertex(anEvent) 75 fParticleGun->GeneratePrimaryVertex(anEvent);
72 } 76 }
73 77
74 //....oooOO0OOooo........oooOO0OOooo........oo 78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 79
75 80