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25 // 25 //
26 // Gorad (Geant4 Open-source Radiation Analys 26 // Gorad (Geant4 Open-source Radiation Analysis and Design)
27 // 27 //
28 // Author : Makoto Asai (SLAC National Accele 28 // Author : Makoto Asai (SLAC National Accelerator Laboratory)
29 // 29 //
30 // Development of Gorad is funded by NASA Joh 30 // Development of Gorad is funded by NASA Johnson Space Center (JSC)
31 // under the contract NNJ15HK11B. 31 // under the contract NNJ15HK11B.
32 // 32 //
33 // ******************************************* 33 // ********************************************************************
34 // 34 //
35 // GRPrimaryGeneratorAction.cc 35 // GRPrimaryGeneratorAction.cc
36 // Gorad primary generator action class 36 // Gorad primary generator action class
37 // 37 //
38 // History 38 // History
39 // September 8th, 2020 : first implementatio 39 // September 8th, 2020 : first implementation
40 // 40 //
41 // ******************************************* 41 // ********************************************************************
42 42
43 #include "GRPrimaryGeneratorAction.hh" 43 #include "GRPrimaryGeneratorAction.hh"
44 44
45 #include "G4Event.hh" 45 #include "G4Event.hh"
46 #include "G4ParticleGun.hh" 46 #include "G4ParticleGun.hh"
47 #include "G4GeneralParticleSource.hh" 47 #include "G4GeneralParticleSource.hh"
48 #include "G4ParticleTable.hh" 48 #include "G4ParticleTable.hh"
49 #include "G4ParticleDefinition.hh" 49 #include "G4ParticleDefinition.hh"
50 #include "G4SystemOfUnits.hh" 50 #include "G4SystemOfUnits.hh"
51 #include "Randomize.hh" 51 #include "Randomize.hh"
52 52
53 GRPrimaryGeneratorAction::GRPrimaryGeneratorAc 53 GRPrimaryGeneratorAction::GRPrimaryGeneratorAction(
54 G4bool useParticleGun, G4bool use 54 G4bool useParticleGun, G4bool useParticleSource)
55 : G4VUserPrimaryGeneratorAction(), 55 : G4VUserPrimaryGeneratorAction(),
56 fParticleGun(nullptr), fParticleSource(nullp 56 fParticleGun(nullptr), fParticleSource(nullptr)
57 { 57 {
58 if(useParticleGun) 58 if(useParticleGun)
59 { 59 {
60 fParticleGun = new G4ParticleGun(1); 60 fParticleGun = new G4ParticleGun(1);
61 61
62 auto particleTable = G4ParticleTable::GetP 62 auto particleTable = G4ParticleTable::GetParticleTable();
63 auto fPion = particleTable->FindParticle(" 63 auto fPion = particleTable->FindParticle("pi+");
64 fParticleGun->SetParticleDefinition(fPion) 64 fParticleGun->SetParticleDefinition(fPion);
65 65
66 // default particle kinematics 66 // default particle kinematics
67 fParticleGun->SetParticlePosition(G4ThreeV 67 fParticleGun->SetParticlePosition(G4ThreeVector(0.,0.,0.));
68 fParticleGun->SetParticleMomentumDirection 68 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
69 fParticleGun->SetParticleEnergy(1.*GeV); 69 fParticleGun->SetParticleEnergy(1.*GeV);
70 } 70 }
71 71
72 if(useParticleSource) 72 if(useParticleSource)
73 { fParticleSource = new G4GeneralParticleSou 73 { fParticleSource = new G4GeneralParticleSource(); }
74 } 74 }
75 75
76 GRPrimaryGeneratorAction::~GRPrimaryGeneratorA 76 GRPrimaryGeneratorAction::~GRPrimaryGeneratorAction()
77 { 77 {
78 if(fParticleGun) delete fParticleGun; 78 if(fParticleGun) delete fParticleGun;
79 if(fParticleSource) delete fParticleSource; 79 if(fParticleSource) delete fParticleSource;
80 } 80 }
81 81
82 void GRPrimaryGeneratorAction::GeneratePrimari 82 void GRPrimaryGeneratorAction::GeneratePrimaries(G4Event* event)
83 { 83 {
84 if(fParticleGun) fParticleGun->GeneratePrima 84 if(fParticleGun) fParticleGun->GeneratePrimaryVertex(event);
85 if(fParticleSource) fParticleSource->Generat 85 if(fParticleSource) fParticleSource->GeneratePrimaryVertex(event);
86 } 86 }
87 87
88 88