movies/src/MoviesPrimaryGeneratorAction.cc

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0025 //
0026 /// \file MoviesPrimaryGeneratorAction.cc
0027 /// \brief Implementation of the MoviesPrimaryGeneratorAction class
0028 //
0029
0030 #include "MoviesPrimaryGeneratorAction.hh"
0031
0032 #include "G4Gamma.hh"
0033 #include "G4ParticleGun.hh"
0034 #include "G4SystemOfUnits.hh"
0035
0036 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0037
0038 MoviesPrimaryGeneratorAction::MoviesPrimaryGeneratorAction()
0039 {
0040   fParticleGun = new G4ParticleGun;
0041
0042   // Default - a 10 GeV gamma
0043   fParticleGun->SetParticleDefinition(G4Gamma::GammaDefinition());
0044   fParticleGun->SetParticleEnergy(10. * GeV);
0045   fParticleGun->SetParticlePosition(G4ThreeVector(0., 0., -20. * cm));
0046   fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0., 0., 1.));
0047 }
0048
0049 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0050
0051 MoviesPrimaryGeneratorAction::~MoviesPrimaryGeneratorAction()
0052 {
0053   delete fParticleGun;
0054 }
0055
0056 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0057
0058 void MoviesPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
0059 {
0060   fParticleGun->GeneratePrimaryVertex(anEvent);
0061 }