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26 /// \file OpNovice/src/OpNovicePrimaryGenerato 26 /// \file OpNovice/src/OpNovicePrimaryGeneratorAction.cc
27 /// \brief Implementation of the OpNovicePrima 27 /// \brief Implementation of the OpNovicePrimaryGeneratorAction class
28 // 28 //
29 // 29 //
30 // 30 //
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
33 33
34 #include "OpNovicePrimaryGeneratorAction.hh" 34 #include "OpNovicePrimaryGeneratorAction.hh"
35 <<
36 #include "OpNovicePrimaryGeneratorMessenger.hh 35 #include "OpNovicePrimaryGeneratorMessenger.hh"
37 36
>> 37 #include "Randomize.hh"
>> 38
38 #include "G4Event.hh" 39 #include "G4Event.hh"
39 #include "G4ParticleDefinition.hh" <<
40 #include "G4ParticleGun.hh" 40 #include "G4ParticleGun.hh"
41 #include "G4ParticleTable.hh" 41 #include "G4ParticleTable.hh"
>> 42 #include "G4ParticleDefinition.hh"
42 #include "G4SystemOfUnits.hh" 43 #include "G4SystemOfUnits.hh"
43 #include "Randomize.hh" <<
44 44
45 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 46
46 OpNovicePrimaryGeneratorAction::OpNovicePrimar 47 OpNovicePrimaryGeneratorAction::OpNovicePrimaryGeneratorAction()
47 : G4VUserPrimaryGeneratorAction(), fParticle << 48 : G4VUserPrimaryGeneratorAction(),
>> 49 fParticleGun(0)
48 { 50 {
49 G4int n_particle = 1; 51 G4int n_particle = 1;
50 fParticleGun = new G4ParticleGun(n_particle) 52 fParticleGun = new G4ParticleGun(n_particle);
51 // create a messenger for this class << 53
>> 54 //create a messenger for this class
52 fGunMessenger = new OpNovicePrimaryGenerator 55 fGunMessenger = new OpNovicePrimaryGeneratorMessenger(this);
53 // default kinematic << 56
>> 57 //default kinematic
54 // 58 //
55 G4ParticleTable* particleTable = G4ParticleT 59 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
56 G4ParticleDefinition* particle = particleTab 60 G4ParticleDefinition* particle = particleTable->FindParticle("e+");
57 61
58 fParticleGun->SetParticleDefinition(particle 62 fParticleGun->SetParticleDefinition(particle);
59 fParticleGun->SetParticleTime(0.0 * ns); << 63 fParticleGun->SetParticleTime(0.0*ns);
60 fParticleGun->SetParticlePosition(G4ThreeVec << 64 fParticleGun->SetParticlePosition(G4ThreeVector(0.0*cm,0.0*cm,0.0*cm));
61 fParticleGun->SetParticleMomentumDirection(G << 65 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
62 fParticleGun->SetParticleEnergy(500.0 * keV) << 66 fParticleGun->SetParticleEnergy(500.0*keV);
63 } 67 }
64 68
65 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 70
66 OpNovicePrimaryGeneratorAction::~OpNovicePrima 71 OpNovicePrimaryGeneratorAction::~OpNovicePrimaryGeneratorAction()
67 { 72 {
68 delete fParticleGun; 73 delete fParticleGun;
69 delete fGunMessenger; 74 delete fGunMessenger;
70 } 75 }
71 76
72 //....oooOO0OOooo........oooOO0OOooo........oo 77 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 78
73 void OpNovicePrimaryGeneratorAction::GenerateP 79 void OpNovicePrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
74 { 80 {
75 fParticleGun->GeneratePrimaryVertex(anEvent) 81 fParticleGun->GeneratePrimaryVertex(anEvent);
76 } 82 }
77 83
78 //....oooOO0OOooo........oooOO0OOooo........oo 84 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 85
79 void OpNovicePrimaryGeneratorAction::SetOptPho 86 void OpNovicePrimaryGeneratorAction::SetOptPhotonPolar()
80 { 87 {
81 G4double angle = G4UniformRand() * 360.0 * d << 88 G4double angle = G4UniformRand() * 360.0*deg;
82 SetOptPhotonPolar(angle); << 89 SetOptPhotonPolar(angle);
83 } 90 }
84 91
85 //....oooOO0OOooo........oooOO0OOooo........oo 92 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 93
86 void OpNovicePrimaryGeneratorAction::SetOptPho 94 void OpNovicePrimaryGeneratorAction::SetOptPhotonPolar(G4double angle)
87 { 95 {
88 if (fParticleGun->GetParticleDefinition()->G << 96 if (fParticleGun->GetParticleDefinition()->GetParticleName()!="opticalphoton")
89 G4ExceptionDescription ed; << 97 {
90 ed << "Warning: the particleGun is not an << 98 G4cout << "--> warning from PrimaryGeneratorAction::SetOptPhotonPolar() :"
91 G4Exception("OpNovicePrimaryGeneratorActio << 99 "the particleGun is not an opticalphoton" << G4endl;
92 ed); << 100 return;
93 return; << 101 }
94 } << 102
95 << 103 G4ThreeVector normal (1., 0., 0.);
96 G4ThreeVector normal(1., 0., 0.); << 104 G4ThreeVector kphoton = fParticleGun->GetParticleMomentumDirection();
97 G4ThreeVector kphoton = fParticleGun->GetPar << 105 G4ThreeVector product = normal.cross(kphoton);
98 G4ThreeVector product = normal.cross(kphoton << 106 G4double modul2 = product*product;
99 G4double modul2 = product * product; << 107
100 << 108 G4ThreeVector e_perpend (0., 0., 1.);
101 G4ThreeVector e_perpend(0., 0., 1.); << 109 if (modul2 > 0.) e_perpend = (1./std::sqrt(modul2))*product;
102 if (modul2 > 0.) e_perpend = (1. / std::sqrt << 110 G4ThreeVector e_paralle = e_perpend.cross(kphoton);
103 G4ThreeVector e_paralle = e_perpend.cross(kp << 111
104 << 112 G4ThreeVector polar = std::cos(angle)*e_paralle + std::sin(angle)*e_perpend;
105 G4ThreeVector polar = std::cos(angle) * e_pa << 113 fParticleGun->SetParticlePolarization(polar);
106 fParticleGun->SetParticlePolarization(polar) <<
107 } 114 }
>> 115
108 //....oooOO0OOooo........oooOO0OOooo........oo 116 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
109 117