Geant4 Cross Reference |
1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 // Gorad (Geant4 Open-source Radiation Analys 27 // 28 // Author : Makoto Asai (SLAC National Accele 29 // 30 // Development of Gorad is funded by NASA Joh 31 // under the contract NNJ15HK11B. 32 // 33 // ******************************************* 34 // 35 // GRPrimaryGeneratorAction.cc 36 // Gorad primary generator action class 37 // 38 // History 39 // September 8th, 2020 : first implementatio 40 // 41 // ******************************************* 42 43 #include "GRPrimaryGeneratorAction.hh" 44 45 #include "G4Event.hh" 46 #include "G4ParticleGun.hh" 47 #include "G4GeneralParticleSource.hh" 48 #include "G4ParticleTable.hh" 49 #include "G4ParticleDefinition.hh" 50 #include "G4SystemOfUnits.hh" 51 #include "Randomize.hh" 52 53 GRPrimaryGeneratorAction::GRPrimaryGeneratorAc 54 G4bool useParticleGun, G4bool use 55 : G4VUserPrimaryGeneratorAction(), 56 fParticleGun(nullptr), fParticleSource(nullp 57 { 58 if(useParticleGun) 59 { 60 fParticleGun = new G4ParticleGun(1); 61 62 auto particleTable = G4ParticleTable::GetP 63 auto fPion = particleTable->FindParticle(" 64 fParticleGun->SetParticleDefinition(fPion) 65 66 // default particle kinematics 67 fParticleGun->SetParticlePosition(G4ThreeV 68 fParticleGun->SetParticleMomentumDirection 69 fParticleGun->SetParticleEnergy(1.*GeV); 70 } 71 72 if(useParticleSource) 73 { fParticleSource = new G4GeneralParticleSou 74 } 75 76 GRPrimaryGeneratorAction::~GRPrimaryGeneratorA 77 { 78 if(fParticleGun) delete fParticleGun; 79 if(fParticleSource) delete fParticleSource; 80 } 81 82 void GRPrimaryGeneratorAction::GeneratePrimari 83 { 84 if(fParticleGun) fParticleGun->GeneratePrima 85 if(fParticleSource) fParticleSource->Generat 86 } 87 88