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25 // 25 //
26 /// \file runAndEvent/RE02/src/RE02PrimaryGene 26 /// \file runAndEvent/RE02/src/RE02PrimaryGeneratorAction.cc
27 /// \brief Implementation of the RE02PrimaryGe 27 /// \brief Implementation of the RE02PrimaryGeneratorAction class
28 // 28 //
29 // 29 //
>> 30 // $Id: RE02PrimaryGeneratorAction.cc 68026 2013-03-13 13:45:22Z gcosmo $
30 // 31 //
31 32
32 #include "RE02PrimaryGeneratorAction.hh" 33 #include "RE02PrimaryGeneratorAction.hh"
33 34
34 #include "G4Event.hh" 35 #include "G4Event.hh"
35 #include "G4ParticleDefinition.hh" <<
36 #include "G4ParticleGun.hh" 36 #include "G4ParticleGun.hh"
37 #include "G4ParticleTable.hh" 37 #include "G4ParticleTable.hh"
38 #include "G4SystemOfUnits.hh" << 38 #include "G4ParticleDefinition.hh"
39 #include "Randomize.hh" 39 #include "Randomize.hh"
40 #include "globals.hh" 40 #include "globals.hh"
>> 41 #include "G4SystemOfUnits.hh"
41 42
42 //....oooOO0OOooo........oooOO0OOooo........oo 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 // 44 //
44 RE02PrimaryGeneratorAction::RE02PrimaryGenerat 45 RE02PrimaryGeneratorAction::RE02PrimaryGeneratorAction()
45 : G4VUserPrimaryGeneratorAction(), fParticle << 46 : G4VUserPrimaryGeneratorAction(),
>> 47 fParticleGun(0)
46 { 48 {
47 G4int n_particle = 1; 49 G4int n_particle = 1;
48 fParticleGun = new G4ParticleGun(n_particle) 50 fParticleGun = new G4ParticleGun(n_particle);
49 51
50 // default particle << 52 // default particle
51 G4ParticleTable* particleTable = G4ParticleT 53 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
52 G4ParticleDefinition* particle = particleTab 54 G4ParticleDefinition* particle = particleTable->FindParticle("proton");
53 fParticleGun->SetParticleDefinition(particle 55 fParticleGun->SetParticleDefinition(particle);
54 fParticleGun->SetParticleMomentumDirection(G << 56 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.0,0.0,1.));
55 fParticleGun->SetParticleEnergy(150.0 * MeV) << 57 fParticleGun->SetParticleEnergy(150.0*MeV);
56 // << 58 //
57 // default beam position << 59 // default beam position
58 G4double position = -200. / 2. * cm; << 60 G4double position = -200./2.*cm;
59 // << 61 //
60 // Initial beam spot size in sigma.; This is << 62 // Initial beam spot size in sigma.; This is not a part of ParticleGun.
61 fSigmaPosition = 10. * mm; << 63 fSigmaPosition = 10.* mm;
62 << 64
63 //....oooOO0OOooo........oooOO0OOooo........ << 65 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 // << 66 //
65 fParticleGun->SetParticlePosition(G4ThreeVec << 67 fParticleGun->SetParticlePosition(G4ThreeVector(0.*cm, 0.*cm, position));
66 } 68 }
67 69
68 //....oooOO0OOooo........oooOO0OOooo........oo 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 // 71 //
70 RE02PrimaryGeneratorAction::~RE02PrimaryGenera 72 RE02PrimaryGeneratorAction::~RE02PrimaryGeneratorAction()
71 { 73 {
72 delete fParticleGun; 74 delete fParticleGun;
73 } 75 }
74 76
75 //....oooOO0OOooo........oooOO0OOooo........oo 77 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
76 // 78 //
77 void RE02PrimaryGeneratorAction::GeneratePrima 79 void RE02PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
78 { << 80 {
>> 81
79 G4ThreeVector position = fParticleGun->GetPa 82 G4ThreeVector position = fParticleGun->GetParticlePosition();
80 G4double dx = (G4UniformRand() - 0.5) * fSig << 83 G4double dx = (G4UniformRand()-0.5)*fSigmaPosition;
81 G4double dy = (G4UniformRand() - 0.5) * fSig << 84 G4double dy = (G4UniformRand()-0.5)*fSigmaPosition;
82 position.setX(dx); 85 position.setX(dx);
83 position.setY(dy); 86 position.setY(dy);
84 fParticleGun->SetParticlePosition(position); 87 fParticleGun->SetParticlePosition(position);
85 fParticleGun->GeneratePrimaryVertex(anEvent) 88 fParticleGun->GeneratePrimaryVertex(anEvent);
86 } 89 }
87 90