Geant4  10.03.p03
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
ExTGPrimaryGeneratorAction.cc
Go to the documentation of this file.
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 // $Id: ExTGPrimaryGeneratorAction.cc 76943 2013-11-19 09:57:34Z gcosmo $
27 //
30 
32 #include "G4Event.hh"
33 #include "G4ParticleGun.hh"
34 #include "G4ParticleTable.hh"
35 #include "G4ParticleDefinition.hh"
36 #include "globals.hh"
37 #include "G4SystemOfUnits.hh"
38 
39 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
41 {
42  G4int n_particle = 1;
43  fParticleGun = new G4ParticleGun(n_particle);
44 
45 // default particle
46 
48  G4ParticleDefinition* particle = particleTable->FindParticle("e-");
49 
50  fParticleGun->SetParticleDefinition(particle);
51  fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
52  fParticleGun->SetParticleEnergy(10*MeV);
53 }
54 
55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57 {
58  delete fParticleGun;
59 }
60 
61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
63 {
64  fParticleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,0.*cm));
65 
66  fParticleGun->GeneratePrimaryVertex(anEvent);
67 }
68 
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
CLHEP::Hep3Vector G4ThreeVector
void SetParticleMomentumDirection(G4ParticleMomentum aMomentumDirection)
Definition of the ExTGPrimaryGeneratorAction class.
int G4int
Definition: G4Types.hh:78
virtual void GeneratePrimaryVertex(G4Event *evt)
void SetParticlePosition(G4ThreeVector aPosition)
static constexpr double cm
Definition: G4SIunits.hh:119
void SetParticleEnergy(G4double aKineticEnergy)
static G4ParticleTable * GetParticleTable()
static constexpr double MeV
Definition: G4SIunits.hh:214
void SetParticleDefinition(G4ParticleDefinition *aParticleDefinition)