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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 /// \file eventgenerator/HepMC/HepMCEx01/src/ExN04PrimaryGeneratorAction.cc 27 /// \brief Implementation of the ExN04PrimaryGeneratorAction class 28 // 29 // 30 31 #include "ExN04PrimaryGeneratorAction.hh" 32 33 #include "ExN04PrimaryGeneratorMessenger.hh" 34 #include "HepMCG4AsciiReader.hh" 35 #include "HepMCG4PythiaInterface.hh" 36 37 #include "G4Event.hh" 38 #include "G4ParticleGun.hh" 39 40 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 41 ExN04PrimaryGeneratorAction::ExN04PrimaryGeneratorAction() : G4VUserPrimaryGeneratorAction() 42 { 43 // default generator is particle gun. 44 fCurrentGenerator = fParticleGun = new G4ParticleGun(); 45 fCurrentGeneratorName = "fParticleGun"; 46 fHepmcAscii = new HepMCG4AsciiReader(); 47 #ifdef G4LIB_USE_PYTHIA 48 fPythiaGen = new HepMCG4PythiaInterface(); 49 #else 50 fPythiaGen = 0; 51 #endif 52 fGentypeMap["particleGun"] = fParticleGun; 53 fGentypeMap["hepmcAscii"] = fHepmcAscii; 54 fGentypeMap["pythia"] = fPythiaGen; 55 56 fMessenger = new ExN04PrimaryGeneratorMessenger(this); 57 } 58 59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 60 ExN04PrimaryGeneratorAction::~ExN04PrimaryGeneratorAction() 61 { 62 delete fMessenger; 63 } 64 65 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 66 void ExN04PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent) 67 { 68 if (fCurrentGenerator) 69 fCurrentGenerator->GeneratePrimaryVertex(anEvent); 70 else 71 G4Exception("ExN04PrimaryGeneratorAction::GeneratePrimaries", "PrimaryGeneratorAction001", 72 FatalException, "generator is not instanciated."); 73 } 74