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26 /// \file electromagnetic/TestEm3/src/PrimaryG << 26 // $Id: PrimaryGeneratorAction.cc,v 1.7 2006/06/29 16:53:00 gunter Exp $
27 /// \brief Implementation of the PrimaryGenera << 27 // GEANT4 tag $Name: geant4-09-02-patch-03 $
28 // <<
29 // 28 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "PrimaryGeneratorAction.hh" 32 #include "PrimaryGeneratorAction.hh"
34 33
>> 34 #include "PrimaryGeneratorMessenger.hh"
35 #include "DetectorConstruction.hh" 35 #include "DetectorConstruction.hh"
36 #include "HistoManager.hh" 36 #include "HistoManager.hh"
37 #include "PrimaryGeneratorMessenger.hh" <<
38 37
39 #include "G4Event.hh" 38 #include "G4Event.hh"
40 #include "G4ParticleDefinition.hh" <<
41 #include "G4ParticleGun.hh" 39 #include "G4ParticleGun.hh"
42 #include "G4ParticleTable.hh" 40 #include "G4ParticleTable.hh"
43 #include "G4SystemOfUnits.hh" << 41 #include "G4ParticleDefinition.hh"
44 #include "Randomize.hh" 42 #include "Randomize.hh"
45 43
46 //....oooOO0OOooo........oooOO0OOooo........oo 44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
47 45
48 PrimaryGeneratorAction::PrimaryGeneratorAction << 46 PrimaryGeneratorAction::PrimaryGeneratorAction(DetectorConstruction* det,
>> 47 HistoManager* hist)
>> 48 :Detector(det),histoManager(hist)
49 { 49 {
50 G4int n_particle = 1; 50 G4int n_particle = 1;
51 fParticleGun = new G4ParticleGun(n_particle) << 51 particleGun = new G4ParticleGun(n_particle);
52 SetDefaultKinematic(); 52 SetDefaultKinematic();
53 << 53 rndmBeam = 0.;
54 // create a messenger for this class << 54
55 fGunMessenger = new PrimaryGeneratorMessenge << 55 //create a messenger for this class
>> 56 gunMessenger = new PrimaryGeneratorMessenger(this);
56 } 57 }
57 58
58 //....oooOO0OOooo........oooOO0OOooo........oo 59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
59 60
60 PrimaryGeneratorAction::~PrimaryGeneratorActio 61 PrimaryGeneratorAction::~PrimaryGeneratorAction()
61 { 62 {
62 delete fParticleGun; << 63 delete particleGun;
63 delete fGunMessenger; << 64 delete gunMessenger;
64 } 65 }
65 66
66 //....oooOO0OOooo........oooOO0OOooo........oo 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67 68
68 void PrimaryGeneratorAction::SetDefaultKinemat 69 void PrimaryGeneratorAction::SetDefaultKinematic()
69 { 70 {
70 G4ParticleTable* particleTable = G4ParticleT 71 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
71 G4String particleName; 72 G4String particleName;
72 G4ParticleDefinition* particle = particleTab << 73 G4ParticleDefinition* particle
73 fParticleGun->SetParticleDefinition(particle << 74 = particleTable->FindParticle(particleName="e-");
74 fParticleGun->SetParticleMomentumDirection(G << 75 particleGun->SetParticleDefinition(particle);
75 fParticleGun->SetParticleEnergy(1. * GeV); << 76 particleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
76 G4double position = -0.5 * (fDetector->GetWo << 77 particleGun->SetParticleEnergy(1.*GeV);
77 fParticleGun->SetParticlePosition(G4ThreeVec << 78 G4double position = -0.5*(Detector->GetWorldSizeX());
>> 79 particleGun->SetParticlePosition(G4ThreeVector(position,0.*cm,0.*cm));
78 } 80 }
79 81
80 //....oooOO0OOooo........oooOO0OOooo........oo 82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
81 83
82 void PrimaryGeneratorAction::GeneratePrimaries 84 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
83 { 85 {
84 // this function is called at the begining o << 86 //this function is called at the begining of event
85 // 87 //
86 // randomize the beam, if requested. << 88 //randomize the beam, if requested.
87 if (fRndmBeam > 0.) { << 89 if (rndmBeam > 0.)
88 G4ThreeVector oldPosition = fParticleGun-> << 90 {
89 G4double rbeam = 0.5 * (fDetector->GetCalo << 91 G4ThreeVector oldPosition = particleGun->GetParticlePosition();
90 G4double x0 = oldPosition.x(); << 92 G4double rbeam = 0.5*(Detector->GetCalorSizeYZ())*rndmBeam;
91 G4double y0 = oldPosition.y() + (2 * G4Uni << 93 G4double x0 = oldPosition.x();
92 G4double z0 = oldPosition.z() + (2 * G4Uni << 94 G4double y0 = oldPosition.y() + (2*G4UniformRand()-1.)*rbeam;
93 fParticleGun->SetParticlePosition(G4ThreeV << 95 G4double z0 = oldPosition.z() + (2*G4UniformRand()-1.)*rbeam;
94 fParticleGun->GeneratePrimaryVertex(anEven << 96 particleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
95 fParticleGun->SetParticlePosition(oldPosit << 97 particleGun->GeneratePrimaryVertex(anEvent);
96 } << 98 particleGun->SetParticlePosition(oldPosition);
97 else << 99 }
98 fParticleGun->GeneratePrimaryVertex(anEven << 100 else particleGun->GeneratePrimaryVertex(anEvent);
99 } 101 }
100 102
101 //....oooOO0OOooo........oooOO0OOooo........oo 103 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 104
102 105