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25 // 25 //
26 // 26 //
27 /// \file B1/src/PrimaryGeneratorAction.cc 27 /// \file B1/src/PrimaryGeneratorAction.cc
28 /// \brief Implementation of the B1::PrimaryGe 28 /// \brief Implementation of the B1::PrimaryGeneratorAction class
29 29
30 #include "PrimaryGeneratorAction.hh" 30 #include "PrimaryGeneratorAction.hh"
31 31
32 #include "G4Box.hh" <<
33 #include "G4LogicalVolume.hh" <<
34 #include "G4LogicalVolumeStore.hh" 32 #include "G4LogicalVolumeStore.hh"
35 #include "G4ParticleDefinition.hh" << 33 #include "G4LogicalVolume.hh"
>> 34 #include "G4Box.hh"
>> 35 #include "G4RunManager.hh"
36 #include "G4ParticleGun.hh" 36 #include "G4ParticleGun.hh"
37 #include "G4ParticleTable.hh" 37 #include "G4ParticleTable.hh"
38 #include "G4RunManager.hh" << 38 #include "G4ParticleDefinition.hh"
39 #include "G4SystemOfUnits.hh" 39 #include "G4SystemOfUnits.hh"
40 #include "Randomize.hh" 40 #include "Randomize.hh"
41 41
42 namespace B1 42 namespace B1
43 { 43 {
44 44
45 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46 46
47 PrimaryGeneratorAction::PrimaryGeneratorAction 47 PrimaryGeneratorAction::PrimaryGeneratorAction()
48 { 48 {
49 G4int n_particle = 1; 49 G4int n_particle = 1;
50 fParticleGun = new G4ParticleGun(n_particle) << 50 fParticleGun = new G4ParticleGun(n_particle);
51 51
52 // default particle kinematic 52 // default particle kinematic
53 G4ParticleTable* particleTable = G4ParticleT 53 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
54 G4String particleName; 54 G4String particleName;
55 G4ParticleDefinition* particle = particleTab << 55 G4ParticleDefinition* particle
>> 56 = particleTable->FindParticle(particleName="gamma");
56 fParticleGun->SetParticleDefinition(particle 57 fParticleGun->SetParticleDefinition(particle);
57 fParticleGun->SetParticleMomentumDirection(G << 58 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
58 fParticleGun->SetParticleEnergy(6. * MeV); << 59 fParticleGun->SetParticleEnergy(6.*MeV);
59 } 60 }
60 61
61 //....oooOO0OOooo........oooOO0OOooo........oo 62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 63
63 PrimaryGeneratorAction::~PrimaryGeneratorActio 64 PrimaryGeneratorAction::~PrimaryGeneratorAction()
64 { 65 {
65 delete fParticleGun; 66 delete fParticleGun;
66 } 67 }
67 68
68 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 70
70 void PrimaryGeneratorAction::GeneratePrimaries 71 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
71 { 72 {
72 // this function is called at the begining o << 73 //this function is called at the begining of ecah event
73 // 74 //
74 75
75 // In order to avoid dependence of PrimaryGe 76 // In order to avoid dependence of PrimaryGeneratorAction
76 // on DetectorConstruction class we get Enve 77 // on DetectorConstruction class we get Envelope volume
77 // from G4LogicalVolumeStore. 78 // from G4LogicalVolumeStore.
78 79
79 G4double envSizeXY = 0; 80 G4double envSizeXY = 0;
80 G4double envSizeZ = 0; 81 G4double envSizeZ = 0;
81 82
82 if (!fEnvelopeBox) { << 83 if (!fEnvelopeBox)
83 G4LogicalVolume* envLV = G4LogicalVolumeSt << 84 {
84 if (envLV) fEnvelopeBox = dynamic_cast<G4B << 85 G4LogicalVolume* envLV
>> 86 = G4LogicalVolumeStore::GetInstance()->GetVolume("Envelope");
>> 87 if ( envLV ) fEnvelopeBox = dynamic_cast<G4Box*>(envLV->GetSolid());
85 } 88 }
86 89
87 if (fEnvelopeBox) { << 90 if ( fEnvelopeBox ) {
88 envSizeXY = fEnvelopeBox->GetXHalfLength() << 91 envSizeXY = fEnvelopeBox->GetXHalfLength()*2.;
89 envSizeZ = fEnvelopeBox->GetZHalfLength() << 92 envSizeZ = fEnvelopeBox->GetZHalfLength()*2.;
90 } 93 }
91 else { << 94 else {
92 G4ExceptionDescription msg; 95 G4ExceptionDescription msg;
93 msg << "Envelope volume of box shape not f 96 msg << "Envelope volume of box shape not found.\n";
94 msg << "Perhaps you have changed geometry. 97 msg << "Perhaps you have changed geometry.\n";
95 msg << "The gun will be place at the cente 98 msg << "The gun will be place at the center.";
96 G4Exception("PrimaryGeneratorAction::Gener << 99 G4Exception("PrimaryGeneratorAction::GeneratePrimaries()",
>> 100 "MyCode0002",JustWarning,msg);
97 } 101 }
98 102
99 G4double size = 0.8; 103 G4double size = 0.8;
100 G4double x0 = size * envSizeXY * (G4UniformR << 104 G4double x0 = size * envSizeXY * (G4UniformRand()-0.5);
101 G4double y0 = size * envSizeXY * (G4UniformR << 105 G4double y0 = size * envSizeXY * (G4UniformRand()-0.5);
102 G4double z0 = -0.5 * envSizeZ; 106 G4double z0 = -0.5 * envSizeZ;
103 107
104 fParticleGun->SetParticlePosition(G4ThreeVec << 108 fParticleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
105 109
106 fParticleGun->GeneratePrimaryVertex(anEvent) 110 fParticleGun->GeneratePrimaryVertex(anEvent);
107 } 111 }
108 112
109 //....oooOO0OOooo........oooOO0OOooo........oo 113 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
110 114
111 } // namespace B1 << 115 }
>> 116
>> 117
112 118