| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 /// \file OpNovice/src/OpNovicePrimaryGenerato <<
27 /// \brief Implementation of the OpNovicePrima <<
28 // <<
29 // 26 //
30 // 27 //
31 //....oooOO0OOooo........oooOO0OOooo........oo 28 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
33 30
34 #include "OpNovicePrimaryGeneratorAction.hh" 31 #include "OpNovicePrimaryGeneratorAction.hh"
35 <<
36 #include "OpNovicePrimaryGeneratorMessenger.hh 32 #include "OpNovicePrimaryGeneratorMessenger.hh"
37 33
>> 34 #include "Randomize.hh"
>> 35
38 #include "G4Event.hh" 36 #include "G4Event.hh"
39 #include "G4ParticleDefinition.hh" <<
40 #include "G4ParticleGun.hh" 37 #include "G4ParticleGun.hh"
41 #include "G4ParticleTable.hh" 38 #include "G4ParticleTable.hh"
>> 39 #include "G4ParticleDefinition.hh"
42 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
43 #include "Randomize.hh" <<
44 41
45 //....oooOO0OOooo........oooOO0OOooo........oo 42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 43
46 OpNovicePrimaryGeneratorAction::OpNovicePrimar 44 OpNovicePrimaryGeneratorAction::OpNovicePrimaryGeneratorAction()
47 : G4VUserPrimaryGeneratorAction(), fParticle << 45 : G4VUserPrimaryGeneratorAction(),
>> 46 fParticleGun(0)
48 { 47 {
49 G4int n_particle = 1; 48 G4int n_particle = 1;
50 fParticleGun = new G4ParticleGun(n_particle) 49 fParticleGun = new G4ParticleGun(n_particle);
51 // create a messenger for this class << 50
>> 51 //create a messenger for this class
52 fGunMessenger = new OpNovicePrimaryGenerator 52 fGunMessenger = new OpNovicePrimaryGeneratorMessenger(this);
53 // default kinematic << 53
>> 54 //default kinematic
54 // 55 //
55 G4ParticleTable* particleTable = G4ParticleT 56 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
56 G4ParticleDefinition* particle = particleTab 57 G4ParticleDefinition* particle = particleTable->FindParticle("e+");
57 58
58 fParticleGun->SetParticleDefinition(particle 59 fParticleGun->SetParticleDefinition(particle);
59 fParticleGun->SetParticleTime(0.0 * ns); << 60 fParticleGun->SetParticleTime(0.0*ns);
60 fParticleGun->SetParticlePosition(G4ThreeVec << 61 fParticleGun->SetParticlePosition(G4ThreeVector(0.0*cm,0.0*cm,0.0*cm));
61 fParticleGun->SetParticleMomentumDirection(G << 62 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
62 fParticleGun->SetParticleEnergy(500.0 * keV) << 63 fParticleGun->SetParticleEnergy(500.0*keV);
63 } 64 }
64 65
65 //....oooOO0OOooo........oooOO0OOooo........oo 66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 67
66 OpNovicePrimaryGeneratorAction::~OpNovicePrima 68 OpNovicePrimaryGeneratorAction::~OpNovicePrimaryGeneratorAction()
67 { 69 {
68 delete fParticleGun; 70 delete fParticleGun;
69 delete fGunMessenger; 71 delete fGunMessenger;
70 } 72 }
71 73
72 //....oooOO0OOooo........oooOO0OOooo........oo 74 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 75
73 void OpNovicePrimaryGeneratorAction::GenerateP 76 void OpNovicePrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
74 { 77 {
75 fParticleGun->GeneratePrimaryVertex(anEvent) 78 fParticleGun->GeneratePrimaryVertex(anEvent);
76 } 79 }
77 80
78 //....oooOO0OOooo........oooOO0OOooo........oo 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 82
79 void OpNovicePrimaryGeneratorAction::SetOptPho 83 void OpNovicePrimaryGeneratorAction::SetOptPhotonPolar()
80 { 84 {
81 G4double angle = G4UniformRand() * 360.0 * d << 85 G4double angle = G4UniformRand() * 360.0*deg;
82 SetOptPhotonPolar(angle); << 86 SetOptPhotonPolar(angle);
83 } 87 }
84 88
85 //....oooOO0OOooo........oooOO0OOooo........oo 89 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 90
86 void OpNovicePrimaryGeneratorAction::SetOptPho 91 void OpNovicePrimaryGeneratorAction::SetOptPhotonPolar(G4double angle)
87 { 92 {
88 if (fParticleGun->GetParticleDefinition()->G << 93 if (fParticleGun->GetParticleDefinition()->GetParticleName()!="opticalphoton")
89 G4ExceptionDescription ed; << 94 {
90 ed << "Warning: the particleGun is not an << 95 G4cout << "--> warning from PrimaryGeneratorAction::SetOptPhotonPolar() :"
91 G4Exception("OpNovicePrimaryGeneratorActio << 96 "the particleGun is not an opticalphoton" << G4endl;
92 ed); << 97 return;
93 return; << 98 }
94 } << 99
95 << 100 G4ThreeVector normal (1., 0., 0.);
96 G4ThreeVector normal(1., 0., 0.); << 101 G4ThreeVector kphoton = fParticleGun->GetParticleMomentumDirection();
97 G4ThreeVector kphoton = fParticleGun->GetPar << 102 G4ThreeVector product = normal.cross(kphoton);
98 G4ThreeVector product = normal.cross(kphoton << 103 G4double modul2 = product*product;
99 G4double modul2 = product * product; << 104
100 << 105 G4ThreeVector e_perpend (0., 0., 1.);
101 G4ThreeVector e_perpend(0., 0., 1.); << 106 if (modul2 > 0.) e_perpend = (1./std::sqrt(modul2))*product;
102 if (modul2 > 0.) e_perpend = (1. / std::sqrt << 107 G4ThreeVector e_paralle = e_perpend.cross(kphoton);
103 G4ThreeVector e_paralle = e_perpend.cross(kp << 108
104 << 109 G4ThreeVector polar = std::cos(angle)*e_paralle + std::sin(angle)*e_perpend;
105 G4ThreeVector polar = std::cos(angle) * e_pa << 110 fParticleGun->SetParticlePolarization(polar);
106 fParticleGun->SetParticlePolarization(polar) <<
107 } 111 }
>> 112
108 //....oooOO0OOooo........oooOO0OOooo........oo 113 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
109 114