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26 /// \file electromagnetic/TestEm6/src/PrimaryG 26 /// \file electromagnetic/TestEm6/src/PrimaryGeneratorAction.cc
27 /// \brief Implementation of the PrimaryGenera 27 /// \brief Implementation of the PrimaryGeneratorAction class
28 // 28 //
>> 29 // $Id: PrimaryGeneratorAction.cc 67268 2013-02-13 11:38:40Z ihrivnac $
29 // 30 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 33
33 #include "PrimaryGeneratorAction.hh" 34 #include "PrimaryGeneratorAction.hh"
34 35
35 #include "DetectorConstruction.hh" 36 #include "DetectorConstruction.hh"
36 #include "PrimaryGeneratorMessenger.hh" 37 #include "PrimaryGeneratorMessenger.hh"
37 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 #include "Randomize.hh"
44 45
45 //....oooOO0OOooo........oooOO0OOooo........oo 46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46 47
47 PrimaryGeneratorAction::PrimaryGeneratorAction << 48 PrimaryGeneratorAction::PrimaryGeneratorAction(
48 : G4VUserPrimaryGeneratorAction(), fParticle << 49 DetectorConstruction* DC)
>> 50 :G4VUserPrimaryGeneratorAction(),
>> 51 fParticleGun(0),
>> 52 fDetector(DC),
>> 53 fRndmBeam(0),
>> 54 fGunMessenger(0)
49 { 55 {
50 fParticleGun = new G4ParticleGun(1); << 56 fParticleGun = new G4ParticleGun(1);
51 G4ParticleDefinition* particle = G4ParticleT << 57 G4ParticleDefinition* particle
>> 58 = G4ParticleTable::GetParticleTable()->FindParticle("gamma");
52 fParticleGun->SetParticleDefinition(particle 59 fParticleGun->SetParticleDefinition(particle);
53 fParticleGun->SetParticleEnergy(100 * TeV); << 60 fParticleGun->SetParticleEnergy(100*TeV);
54 fParticleGun->SetParticleMomentumDirection(G << 61 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
55 << 62
56 // create a messenger for this class << 63 //create a messenger for this class
57 fGunMessenger = new PrimaryGeneratorMessenge << 64 fGunMessenger = new PrimaryGeneratorMessenger(this);
58 } 65 }
59 66
60 //....oooOO0OOooo........oooOO0OOooo........oo 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
61 68
62 PrimaryGeneratorAction::~PrimaryGeneratorActio 69 PrimaryGeneratorAction::~PrimaryGeneratorAction()
63 { 70 {
64 delete fParticleGun; 71 delete fParticleGun;
65 delete fGunMessenger; << 72 delete fGunMessenger;
66 } 73 }
67 74
68 //....oooOO0OOooo........oooOO0OOooo........oo 75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 76
70 void PrimaryGeneratorAction::GeneratePrimaries 77 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
71 { 78 {
72 // this function is called at the begining o << 79 //this function is called at the begining of event
73 // 80 //
74 G4double x0 = -0.5 * (fDetector->GetSize()); << 81 G4double x0 = -0.5*(fDetector->GetSize());
75 G4double y0 = 0. * cm, z0 = 0. * cm; << 82 G4double y0 = 0.*cm, z0 = 0.*cm;
76 << 83
77 // randomize the beam, if requested. << 84 //randomize the beam, if requested.
78 // 85 //
79 if (fRndmBeam > 0.) { << 86 if (fRndmBeam > 0.)
80 G4double rbeam = 0.5 * (fDetector->GetSize << 87 {
81 y0 = (2 * G4UniformRand() - 1.) * rbeam; << 88 G4double rbeam = 0.5*(fDetector->GetSize())*fRndmBeam;
82 z0 = (2 * G4UniformRand() - 1.) * rbeam; << 89 y0 = (2*G4UniformRand()-1.)*rbeam;
83 } << 90 z0 = (2*G4UniformRand()-1.)*rbeam;
84 fParticleGun->SetParticlePosition(G4ThreeVec << 91 }
85 fParticleGun->GeneratePrimaryVertex(anEvent) << 92 fParticleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
>> 93 fParticleGun->GeneratePrimaryVertex(anEvent);
86 } 94 }
87 95
88 //....oooOO0OOooo........oooOO0OOooo........oo 96 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 97
89 98