cellularPhantom/src/PrimaryGeneratorAction.cc

0001 //
0002 // ********************************************************************
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0025 //
0026 // -----------------------------------------------------------------------------
0027 //       MONTE CARLO SIMULATION OF REALISTIC GEOMETRY FROM MICROSCOPES IMAGES
0028 //
0029 // Authors and contributors:
0030 // P. Barberet (a), S. Incerti (a), N. H. Tran (a), L. Morelli (a,b)
0031 //
0032 // a) University of Bordeaux, CNRS, LP2i, UMR5797, Gradignan, France
0033 // b) Politecnico di Milano, Italy
0034 //
0035 // If you use this code, please cite the following publication:
0036 // P. Barberet et al.,
0037 // "Monte-Carlo dosimetry on a realistic cell monolayer
0038 // geometry exposed to alpha particles."
0039 // Ph. Barberet et al 2012 Phys. Med. Biol. 57 2189
0040 // doi: 110.1088/0031-9155/57/8/2189
0041 // -----------------------------------------------------------------------------
0042
0043 #include "PrimaryGeneratorAction.hh"
0044
0045 #include <G4GeneralParticleSource.hh>
0046 #include "G4ParticleTable.hh"
0047
0048 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0049
0050 PrimaryGeneratorAction::PrimaryGeneratorAction()
0051 :G4VUserPrimaryGeneratorAction()
0052 {
0053   fGPS = new G4GeneralParticleSource();
0054
0055   G4ParticleDefinition* particle = G4ParticleTable::GetParticleTable()->FindParticle("proton");
0056
0057   fGPS->SetParticleDefinition(particle);
0058   fGPS->GetCurrentSource()->GetEneDist()->SetMonoEnergy(6 * MeV);
0059   fGPS->GetCurrentSource()->GetAngDist()->SetParticleMomentumDirection(G4ThreeVector(0., 0., 1.));
0060   fGPS->GetCurrentSource()->GetPosDist()->SetCentreCoords(G4ThreeVector(0., 0., -1. * mm));
0061 }
0062
0063 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0064
0065 PrimaryGeneratorAction::~PrimaryGeneratorAction()
0066 {
0067   delete fGPS;
0068 }
0069
0070 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0071
0072 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
0073 {
0074   fGPS->GeneratePrimaryVertex(anEvent);
0075 }