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25 // 25 //
26 // 26 //
27 /// \file B4/B4a/src/PrimaryGeneratorAction.cc 27 /// \file B4/B4a/src/PrimaryGeneratorAction.cc
28 /// \brief Implementation of the B4::PrimaryGe 28 /// \brief Implementation of the B4::PrimaryGeneratorAction class
29 29
30 #include "PrimaryGeneratorAction.hh" 30 #include "PrimaryGeneratorAction.hh"
31 31
32 #include "G4Box.hh" << 32 #include "G4RunManager.hh"
33 #include "G4LogicalVolume.hh" <<
34 #include "G4LogicalVolumeStore.hh" 33 #include "G4LogicalVolumeStore.hh"
>> 34 #include "G4LogicalVolume.hh"
>> 35 #include "G4Box.hh"
>> 36 #include "G4Event.hh"
35 #include "G4ParticleGun.hh" 37 #include "G4ParticleGun.hh"
36 #include "G4ParticleTable.hh" 38 #include "G4ParticleTable.hh"
>> 39 #include "G4ParticleDefinition.hh"
37 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
38 #include "globals.hh" << 41 #include "Randomize.hh"
39 42
40 namespace B4 43 namespace B4
41 { 44 {
42 45
43 //....oooOO0OOooo........oooOO0OOooo........oo 46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
44 47
45 PrimaryGeneratorAction::PrimaryGeneratorAction 48 PrimaryGeneratorAction::PrimaryGeneratorAction()
46 { 49 {
47 G4int nofParticles = 1; 50 G4int nofParticles = 1;
48 fParticleGun = new G4ParticleGun(nofParticle 51 fParticleGun = new G4ParticleGun(nofParticles);
49 52
50 // default particle kinematic 53 // default particle kinematic
51 // 54 //
52 auto particleDefinition = G4ParticleTable::G << 55 auto particleDefinition
>> 56 = G4ParticleTable::GetParticleTable()->FindParticle("e-");
53 fParticleGun->SetParticleDefinition(particle 57 fParticleGun->SetParticleDefinition(particleDefinition);
54 fParticleGun->SetParticleMomentumDirection(G << 58 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
55 fParticleGun->SetParticleEnergy(300. * MeV); << 59 fParticleGun->SetParticleEnergy(300.*MeV);
56 } 60 }
57 61
58 //....oooOO0OOooo........oooOO0OOooo........oo 62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
59 63
60 PrimaryGeneratorAction::~PrimaryGeneratorActio 64 PrimaryGeneratorAction::~PrimaryGeneratorAction()
61 { 65 {
62 delete fParticleGun; 66 delete fParticleGun;
63 } 67 }
64 68
65 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
66 70
67 void PrimaryGeneratorAction::GeneratePrimaries << 71 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
68 { 72 {
69 // This function is called at the begining o 73 // This function is called at the begining of event
70 74
71 // In order to avoid dependence of PrimaryGe 75 // In order to avoid dependence of PrimaryGeneratorAction
72 // on DetectorConstruction class we get worl 76 // on DetectorConstruction class we get world volume
73 // from G4LogicalVolumeStore 77 // from G4LogicalVolumeStore
74 // 78 //
75 G4double worldZHalfLength = 0.; 79 G4double worldZHalfLength = 0.;
76 auto worldLV = G4LogicalVolumeStore::GetInst 80 auto worldLV = G4LogicalVolumeStore::GetInstance()->GetVolume("World");
77 81
78 // Check that the world volume has box shape 82 // Check that the world volume has box shape
79 G4Box* worldBox = nullptr; 83 G4Box* worldBox = nullptr;
80 if (worldLV) { << 84 if ( worldLV ) {
81 worldBox = dynamic_cast<G4Box*>(worldLV->G 85 worldBox = dynamic_cast<G4Box*>(worldLV->GetSolid());
82 } 86 }
83 87
84 if (worldBox) { << 88 if ( worldBox ) {
85 worldZHalfLength = worldBox->GetZHalfLengt 89 worldZHalfLength = worldBox->GetZHalfLength();
86 } 90 }
87 else { << 91 else {
88 G4ExceptionDescription msg; 92 G4ExceptionDescription msg;
89 msg << "World volume of box shape not foun 93 msg << "World volume of box shape not found." << G4endl;
90 msg << "Perhaps you have changed geometry. 94 msg << "Perhaps you have changed geometry." << G4endl;
91 msg << "The gun will be place in the cente 95 msg << "The gun will be place in the center.";
92 G4Exception("PrimaryGeneratorAction::Gener << 96 G4Exception("PrimaryGeneratorAction::GeneratePrimaries()",
>> 97 "MyCode0002", JustWarning, msg);
93 } 98 }
94 99
95 // Set gun position 100 // Set gun position
96 fParticleGun->SetParticlePosition(G4ThreeVec << 101 fParticleGun
>> 102 ->SetParticlePosition(G4ThreeVector(0., 0., -worldZHalfLength));
97 103
98 fParticleGun->GeneratePrimaryVertex(event); << 104 fParticleGun->GeneratePrimaryVertex(anEvent);
99 } 105 }
100 106
101 //....oooOO0OOooo........oooOO0OOooo........oo 107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
102 108
103 } // namespace B4 << 109 }
104 110