1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // ******************************************************************** |
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27 | // * * |
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28 | // * cosmicray_charging advanced example for Geant4 * |
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29 | // * (adapted simulation of test-mass charging in the LISA mission) * |
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30 | // * * |
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31 | // * Henrique Araujo (h.araujo@imperial.ac.uk) & Peter Wass * |
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32 | // * Imperial College London * |
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33 | // * * |
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34 | // * LISAPrimaryGeneratorAction class * |
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35 | // * * |
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36 | // ******************************************************************** |
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37 | // |
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38 | // HISTORY |
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39 | // 22/02/2004: migrated from LISA-V04 |
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40 | // |
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41 | // ******************************************************************** |
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42 | |
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43 | |
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44 | #include "LISAPrimaryGeneratorAction.hh" |
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45 | #include "G4GeneralParticleSource.hh" |
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46 | |
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47 | #include "G4Event.hh" |
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48 | #include "Randomize.hh" |
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49 | |
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50 | |
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51 | LISAPrimaryGeneratorAction::LISAPrimaryGeneratorAction() { |
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52 | |
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53 | particleGun = new G4GeneralParticleSource(); |
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54 | |
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55 | energy_pri=0; |
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56 | seeds[0]=-1; |
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57 | seeds[1]=-1; |
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58 | |
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59 | } |
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60 | |
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61 | |
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62 | LISAPrimaryGeneratorAction::~LISAPrimaryGeneratorAction() { |
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63 | |
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64 | delete particleGun; |
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65 | } |
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66 | |
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67 | |
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68 | void LISAPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent) { |
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69 | |
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70 | energy_pri = 0.; |
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71 | |
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72 | // seeds |
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73 | seeds[0] = *CLHEP::HepRandom::getTheSeeds(); |
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74 | seeds[1] = *(CLHEP::HepRandom::getTheSeeds()+1); |
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75 | // G4cout << " 1st seed: " << *seeds << G4endl;; |
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76 | // G4cout << " 2nd seed: " << *(seeds+1) << G4endl; |
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77 | // HepRandom::showEngineStatus(); |
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78 | |
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79 | particleGun->GeneratePrimaryVertex(anEvent); |
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80 | |
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81 | energy_pri = particleGun->GetParticleEnergy(); |
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82 | |
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83 | } |
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84 | |
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