Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/examples/extended/hadronic/Hadr08/src/PrimaryGeneratorAction.cc

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 25 //
 26 /// \file PrimaryGeneratorAction.cc
 27 /// \brief Implementation of the PrimaryGeneratorAction class
 28 //
 29 //
 30 
 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 33 
 34 #include "PrimaryGeneratorAction.hh"
 35 
 36 #include "G4Event.hh"
 37 #include "G4ParticleDefinition.hh"
 38 #include "G4ParticleGun.hh"
 39 #include "G4ParticleTable.hh"
 40 #include "G4SystemOfUnits.hh"
 41 #include "globals.hh"
 42 
 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 44 
 45 PrimaryGeneratorAction::PrimaryGeneratorAction()
 46   : G4VUserPrimaryGeneratorAction(), fParticleGun(nullptr)
 47 {
 48   G4int n_particle = 1;
 49   fParticleGun = new G4ParticleGun(n_particle);
 50   G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
 51   G4String particleName;
 52   G4ParticleDefinition* particle = particleTable->FindParticle(particleName = "pi+");
 53   fParticleGun->SetParticleDefinition(particle);
 54   fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.0, 0.0, 1.0));
 55   fParticleGun->SetParticleEnergy(5.0 * GeV);
 56   fParticleGun->SetParticlePosition(G4ThreeVector(0.0, 0.0, -50.0 * cm));
 57 }
 58 
 59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 60 
 61 PrimaryGeneratorAction::~PrimaryGeneratorAction()
 62 {
 63   delete fParticleGun;
 64 }
 65 
 66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 67 
 68 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
 69 {
 70   fParticleGun->GeneratePrimaryVertex(anEvent);
 71 }
 72 
 73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 74 
 75 G4ParticleGun* PrimaryGeneratorAction::GetParticleGun()
 76 {
 77   return fParticleGun;
 78 }
 79 
 80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 81