source: trunk/examples/advanced/cosmicray_charging/src/LISAPrimaryGeneratorAction.cc@ 808

Last change on this file since 808 was 807, checked in by garnier, 17 years ago

update

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[807]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// ********************************************************************
27// * *
28// * cosmicray_charging advanced example for Geant4 *
29// * (adapted simulation of test-mass charging in the LISA mission) *
30// * *
31// * Henrique Araujo (h.araujo@imperial.ac.uk) & Peter Wass *
32// * Imperial College London *
33// * *
34// * LISAPrimaryGeneratorAction class *
35// * *
36// ********************************************************************
37//
38// HISTORY
39// 22/02/2004: migrated from LISA-V04
40//
41// ********************************************************************
42
43
44#include "LISAPrimaryGeneratorAction.hh"
45#include "G4GeneralParticleSource.hh"
46
47#include "G4Event.hh"
48#include "Randomize.hh"
49
50
51LISAPrimaryGeneratorAction::LISAPrimaryGeneratorAction() {
52
53 particleGun = new G4GeneralParticleSource();
54
55 energy_pri=0;
56 seeds[0]=-1;
57 seeds[1]=-1;
58
59}
60
61
62LISAPrimaryGeneratorAction::~LISAPrimaryGeneratorAction() {
63
64 delete particleGun;
65}
66
67
68void LISAPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent) {
69
70 energy_pri = 0.;
71
72 // seeds
73 seeds[0] = *CLHEP::HepRandom::getTheSeeds();
74 seeds[1] = *(CLHEP::HepRandom::getTheSeeds()+1);
75 // G4cout << " 1st seed: " << *seeds << G4endl;;
76 // G4cout << " 2nd seed: " << *(seeds+1) << G4endl;
77 // HepRandom::showEngineStatus();
78
79 particleGun->GeneratePrimaryVertex(anEvent);
80
81 energy_pri = particleGun->GetParticleEnergy();
82
83}
84
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