ECCE @ EIC Software
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
DicomPrimaryGeneratorAction.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file DicomPrimaryGeneratorAction.cc
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 //
29 //
30 // The code was written by :
31 // *Louis Archambault louis.archambault@phy.ulaval.ca,
32 // *Luc Beaulieu beaulieu@phy.ulaval.ca
33 // +Vincent Hubert-Tremblay at tigre.2@sympatico.ca
34 //
35 //
36 // *Centre Hospitalier Universitaire de Quebec (CHUQ),
37 // Hotel-Dieu de Quebec, departement de Radio-oncologie
38 // 11 cote du palais. Quebec, QC, Canada, G1R 2J6
39 // tel (418) 525-4444 #6720
40 // fax (418) 691 5268
41 //
42 // + Université Laval, Québec (QC) Canada
43 //*******************************************************
45 
46 #include "G4Event.hh"
47 #include "G4ParticleGun.hh"
48 #include "G4ParticleTable.hh"
50 #include "G4ParticleDefinition.hh"
51 #include "G4SystemOfUnits.hh"
52 #include "Randomize.hh"
53 #include "CLHEP/Random/RandFlat.h"
54 
55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
58  fParticleGun(0)
59 {
60  G4int nParticle = 1;
61  fParticleGun = new G4ParticleGun(nParticle);
62 }
63 
64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
66 {
67  delete fParticleGun;
68 }
69 
70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
72 {
74  G4String particleName;
76  = particleTable->FindParticle(particleName="e-");
78  // put the e- in the x direction of the patient (z in the accelerator axs)
79  // to hit patient in the central slice of the phantom
80  G4ThreeVector dir(0,0,1);
81  //G4ThreeVector dir(2.*CLHEP::RandFlat::shoot()-1.,
82  //2.*CLHEP::RandFlat::shoot()-1.,-CLHEP::RandFlat::shoot());
83  dir /= dir.mag();
86  //put it at SAD = 1 m on xy plane of central slice
88  //fParticleGun->SetParticlePosition(G4ThreeVector(0.,0.,-22.));
90 }