Geant4 Cross Reference

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Geant4/examples/extended/electromagnetic/TestEm8/src/PrimaryGeneratorAction.cc

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 25 //
 26 /// \file electromagnetic/TestEm8/src/PrimaryGeneratorAction.cc
 27 /// \brief Implementation of the PrimaryGeneratorAction class
 28 //
 29 //
 30 /////////////////////////////////////////////////////////////////////////
 31 //
 32 // TestEm8: Gaseous detector
 33 //
 34 // Created: 31.08.2010 V.Ivanchenko
 35 //
 36 // Modified:
 37 //
 38 ////////////////////////////////////////////////////////////////////////
 39 //
 40 
 41 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 43 
 44 #include "PrimaryGeneratorAction.hh"
 45 
 46 #include "TestParameters.hh"
 47 
 48 #include "G4Electron.hh"
 49 #include "G4Event.hh"
 50 #include "G4SystemOfUnits.hh"
 51 
 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 53 
 54 PrimaryGeneratorAction::PrimaryGeneratorAction()
 55 {
 56   fParticleGun = new G4ParticleGun(1);
 57   fParticleGun->SetParticleDefinition(G4Electron::Electron());
 58   fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0., 0., 1.));
 59   fParticleGun->SetParticleEnergy(1. * GeV);
 60   fParam = TestParameters::GetPointer();
 61 }
 62 
 63 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 64 
 65 PrimaryGeneratorAction::~PrimaryGeneratorAction()
 66 {
 67   delete fParticleGun;
 68 }
 69 
 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 71 
 72 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
 73 {
 74   G4double z = fParam->GetPositionZ();
 75   fParam->SetBeamParticle(fParticleGun->GetParticleDefinition());
 76   fParam->SetBeamEnergy(fParticleGun->GetParticleEnergy());
 77   fParticleGun->SetParticlePosition(G4ThreeVector(0., 0., z));
 78   fParticleGun->GeneratePrimaryVertex(anEvent);
 79 }
 80 
 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 82