Geant4  9.6.p02
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ExG4PrimaryGeneratorAction01.cc
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26 // $Id$
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30 
32 
33 #include "G4Event.hh"
34 #include "G4ParticleGun.hh"
35 #include "G4ParticleTable.hh"
36 #include "G4ParticleDefinition.hh"
37 
38 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
39 
41  const G4String& particleName,
44  G4ThreeVector momentumDirection)
46  fParticleGun(0)
47 {
48  G4int nofParticles = 1;
49  fParticleGun = new G4ParticleGun(nofParticles);
50 
51  // default particle kinematic
53  G4ParticleDefinition* particle
54  = particleTable->FindParticle(particleName);
55  fParticleGun->SetParticleDefinition(particle);
56  fParticleGun->SetParticleEnergy(energy);
57  fParticleGun->SetParticlePosition(position);
58  fParticleGun->SetParticleMomentumDirection(momentumDirection);
59 }
60 
61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 
64 {
65  delete fParticleGun;
66 }
67 
68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 
71 {
72  // this function is called at the begining of event
73 
74  fParticleGun->GeneratePrimaryVertex(anEvent);
75 }
76