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25 // 25 //
26 /// \file runAndEvent/RE02/src/RE02PrimaryGene <<
27 /// \brief Implementation of the RE02PrimaryGe <<
28 // <<
29 // 26 //
>> 27 // $Id: RE02PrimaryGeneratorAction.cc,v 1.3 2006/11/18 01:37:24 asaim Exp $
>> 28 // GEANT4 tag $Name: geant4-08-02 $
30 // 29 //
31 30
32 #include "RE02PrimaryGeneratorAction.hh" 31 #include "RE02PrimaryGeneratorAction.hh"
33 32
34 #include "G4Event.hh" 33 #include "G4Event.hh"
35 #include "G4ParticleDefinition.hh" <<
36 #include "G4ParticleGun.hh" 34 #include "G4ParticleGun.hh"
37 #include "G4ParticleTable.hh" 35 #include "G4ParticleTable.hh"
38 #include "G4SystemOfUnits.hh" << 36 #include "G4ParticleDefinition.hh"
39 #include "Randomize.hh" 37 #include "Randomize.hh"
40 #include "globals.hh" 38 #include "globals.hh"
41 39
42 //....oooOO0OOooo........oooOO0OOooo........oo <<
43 // 40 //
44 RE02PrimaryGeneratorAction::RE02PrimaryGenerat 41 RE02PrimaryGeneratorAction::RE02PrimaryGeneratorAction()
45 : G4VUserPrimaryGeneratorAction(), fParticle <<
46 { 42 {
47 G4int n_particle = 1; 43 G4int n_particle = 1;
48 fParticleGun = new G4ParticleGun(n_particle) << 44 particleGun = new G4ParticleGun(n_particle);
49 45
50 // default particle << 46 // default particle
51 G4ParticleTable* particleTable = G4ParticleT 47 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
52 G4ParticleDefinition* particle = particleTab 48 G4ParticleDefinition* particle = particleTable->FindParticle("proton");
53 fParticleGun->SetParticleDefinition(particle << 49 particleGun->SetParticleDefinition(particle);
54 fParticleGun->SetParticleMomentumDirection(G << 50 particleGun->SetParticleMomentumDirection(G4ThreeVector(0.0,0.0,1.));
55 fParticleGun->SetParticleEnergy(150.0 * MeV) << 51 particleGun->SetParticleEnergy(150.0*MeV);
56 // << 52 //
57 // default beam position << 53 // default beam position
58 G4double position = -200. / 2. * cm; << 54 G4double position = -200./2.*cm;
59 // << 55 //
60 // Initial beam spot size in sigma.; This is << 56 // Initial beam spot size in sigma.; This is not a part of ParticleGun.
61 fSigmaPosition = 10. * mm; << 57 fsigmaPosition = 10.* mm;
62 << 58
63 //....oooOO0OOooo........oooOO0OOooo........ << 59 //
64 // << 60 particleGun->SetParticlePosition(G4ThreeVector(0.*cm, 0.*cm, position));
65 fParticleGun->SetParticlePosition(G4ThreeVec <<
66 } 61 }
67 62
68 //....oooOO0OOooo........oooOO0OOooo........oo <<
69 // 63 //
70 RE02PrimaryGeneratorAction::~RE02PrimaryGenera 64 RE02PrimaryGeneratorAction::~RE02PrimaryGeneratorAction()
71 { 65 {
72 delete fParticleGun; << 66 delete particleGun;
73 } 67 }
74 68
75 //....oooOO0OOooo........oooOO0OOooo........oo <<
76 // 69 //
77 void RE02PrimaryGeneratorAction::GeneratePrima 70 void RE02PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
78 { << 71 {
79 G4ThreeVector position = fParticleGun->GetPa << 72
80 G4double dx = (G4UniformRand() - 0.5) * fSig << 73 G4ThreeVector position = particleGun->GetParticlePosition();
81 G4double dy = (G4UniformRand() - 0.5) * fSig << 74 G4double dx = (G4UniformRand()-0.5)*fsigmaPosition;
>> 75 G4double dy = (G4UniformRand()-0.5)*fsigmaPosition;
82 position.setX(dx); 76 position.setX(dx);
83 position.setY(dy); 77 position.setY(dy);
84 fParticleGun->SetParticlePosition(position); << 78 particleGun->SetParticlePosition(position);
85 fParticleGun->GeneratePrimaryVertex(anEvent) << 79 particleGun->GeneratePrimaryVertex(anEvent);
86 } 80 }
87 81