Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/examples/extended/geometry/transforms/src/PrimaryGeneratorAction.cc

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 25 //
 26 /// \file geometry/transforms/src/PrimaryGeneratorAction.cc
 27 /// \brief Implementation of the PrimaryGeneratorAction class
 28 //
 29 //
 30 //
 31 //
 32 
 33 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 34 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 35 
 36 #include "PrimaryGeneratorAction.hh"
 37 
 38 #include "G4Event.hh"
 39 #include "G4ParticleDefinition.hh"
 40 #include "G4ParticleGun.hh"
 41 #include "G4ParticleTable.hh"
 42 #include "G4SystemOfUnits.hh"
 43 #include "Randomize.hh"
 44 
 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 46 
 47 PrimaryGeneratorAction::PrimaryGeneratorAction()
 48 {
 49   G4int n_particle = 1;
 50   fParticleGun = new G4ParticleGun(n_particle);
 51 
 52   // default particle kinematic
 53 
 54   G4ParticleDefinition* particle = G4ParticleTable::GetParticleTable()->FindParticle("geantino");
 55   fParticleGun->SetParticleDefinition(particle);
 56   fParticleGun->SetParticleMomentumDirection(G4ThreeVector(1.732, 1., 0.));
 57   fParticleGun->SetParticleEnergy(1 * eV);
 58   fParticleGun->SetParticlePosition(G4ThreeVector(0. * cm, 0. * cm, 0. * cm));
 59 }
 60 
 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 62 
 63 PrimaryGeneratorAction::~PrimaryGeneratorAction()
 64 {
 65   delete fParticleGun;
 66 }
 67 
 68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 69 
 70 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
 71 {
 72   // this function is called at the begining of event
 73   //
 74   fParticleGun->GeneratePrimaryVertex(anEvent);
 75 }
 76 
 77 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 78