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 // 27 /// \file field/field05/src/F05PrimaryGenerato 28 /// \brief Implementation of the F05PrimaryGen 29 // 30 31 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oo 33 34 #include "F05PrimaryGeneratorAction.hh" 35 36 #include "F05DetectorConstruction.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........oo 46 47 F05PrimaryGeneratorAction::F05PrimaryGenerator 48 { 49 G4int n_particle = 1; 50 fParticleGun = new G4ParticleGun(n_particle) 51 52 G4ParticleTable* particleTable = G4ParticleT 53 G4ParticleDefinition* particle = particleTab 54 55 fParticleGun->SetParticleDefinition(particle 56 } 57 58 //....oooOO0OOooo........oooOO0OOooo........oo 59 60 F05PrimaryGeneratorAction::~F05PrimaryGenerato 61 { 62 delete fParticleGun; 63 } 64 65 //....oooOO0OOooo........oooOO0OOooo........oo 66 67 void F05PrimaryGeneratorAction::GeneratePrimar 68 { 69 // this function is called at the begining o 70 // 71 72 G4double Pmu = 517.6 * MeV; 73 G4double mu_mass = 105.658 * MeV; 74 G4double Emu = std::sqrt(Pmu * Pmu + mu_mass 75 G4double Kmu = Emu - mu_mass; 76 77 G4double x0 = -6.99 * m; 78 G4double y0 = 0.00 * m; 79 G4double z0 = 0.00 * m; 80 81 fParticleGun->SetParticleEnergy(Kmu); 82 fParticleGun->SetParticlePosition(G4ThreeVec 83 fParticleGun->SetParticlePolarization(G4Thre 84 fParticleGun->SetParticleMomentumDirection(G 85 86 fParticleGun->GeneratePrimaryVertex(anEvent) 87 } 88 89 //....oooOO0OOooo........oooOO0OOooo........oo 90