Par03/src/Par03PrimaryGeneratorAction.cc

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0025 //
0026 #include "Par03PrimaryGeneratorAction.hh"
0027
0028 #include "G4ParticleGun.hh"
0029 #include "G4ParticleTable.hh"
0030 #include "G4SystemOfUnits.hh"
0031
0032 Par03PrimaryGeneratorAction::Par03PrimaryGeneratorAction()
0033   : G4VUserPrimaryGeneratorAction(), fParticleGun(nullptr)
0034 {
0035   G4int n_particle = 1;
0036   fParticleGun = new G4ParticleGun(n_particle);
0037   // Default particle properties
0038   G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
0039   G4String particleName;
0040   G4ParticleDefinition* particle = particleTable->FindParticle(particleName = "e-");
0041   fParticleGun->SetParticleDefinition(particle);
0042   fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0., 0., 1.));
0043   fParticleGun->SetParticleEnergy(10. * GeV);
0044   fParticleGun->SetParticlePosition(G4ThreeVector(0., 0., -10. * cm));
0045 }
0046
0047 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0048
0049 Par03PrimaryGeneratorAction::~Par03PrimaryGeneratorAction()
0050 {
0051   delete fParticleGun;
0052 }
0053
0054 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0055
0056 void Par03PrimaryGeneratorAction::GeneratePrimaries(G4Event* aEvent)
0057 {
0058   fParticleGun->GeneratePrimaryVertex(aEvent);
0059 }