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27 // 27 //
28 // CaTS (Calorimetry and Tracking Simulation) 28 // CaTS (Calorimetry and Tracking Simulation)
29 // 29 //
30 // Authors : Hans Wenzel 30 // Authors : Hans Wenzel
31 // Soon Yung Jun 31 // Soon Yung Jun
32 // (Fermi National Accelerator Labo 32 // (Fermi National Accelerator Laboratory)
33 // 33 //
34 // History 34 // History
35 // October 18th, 2021 : first implementation 35 // October 18th, 2021 : first implementation
36 // 36 //
37 // ******************************************* 37 // ********************************************************************
38 // 38 //
39 /// \file PrimaryGeneratorAction.cc 39 /// \file PrimaryGeneratorAction.cc
40 /// \brief Implementation of the CaTS::Primary 40 /// \brief Implementation of the CaTS::PrimaryGeneratorAction class
41 41
42 // Geant4 headers: 42 // Geant4 headers:
43 #include "G4SystemOfUnits.hh" 43 #include "G4SystemOfUnits.hh"
44 #include "G4ParticleTable.hh" 44 #include "G4ParticleTable.hh"
45 #include "G4ParticleGun.hh" 45 #include "G4ParticleGun.hh"
46 #include "G4GeneralParticleSource.hh" 46 #include "G4GeneralParticleSource.hh"
47 #include "G4HEPEvtInterface.hh" 47 #include "G4HEPEvtInterface.hh"
48 #include "G4Version.hh" 48 #include "G4Version.hh"
49 #include "G4GenericMessenger.hh" 49 #include "G4GenericMessenger.hh"
50 // project headers: 50 // project headers:
51 #include "PrimaryGeneratorAction.hh" 51 #include "PrimaryGeneratorAction.hh"
52 // c++ headers: 52 // c++ headers:
53 #include <cstring> 53 #include <cstring>
54 54
55 PrimaryGeneratorAction::PrimaryGeneratorAction 55 PrimaryGeneratorAction::PrimaryGeneratorAction()
56 { 56 {
57 DefineCommands(); 57 DefineCommands();
58 G4int n_particle = 1; 58 G4int n_particle = 1;
59 G4ParticleGun* fParticleGun = new G4Particle 59 G4ParticleGun* fParticleGun = new G4ParticleGun(n_particle);
60 G4ParticleTable* particleTable = G4ParticleT 60 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
61 G4String particleName; 61 G4String particleName;
62 G4ParticleDefinition* particle = 62 G4ParticleDefinition* particle =
63 particleTable->FindParticle(particleName = 63 particleTable->FindParticle(particleName = "mu+");
64 fParticleGun->SetParticleDefinition(particle 64 fParticleGun->SetParticleDefinition(particle);
65 fParticleGun->SetParticleMomentumDirection(G 65 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0., 0., 1.));
66 fParticleGun->SetParticleEnergy(10. * CLHEP: 66 fParticleGun->SetParticleEnergy(10. * CLHEP::GeV);
67 fParticleGun->SetParticlePosition(G4ThreeVec 67 fParticleGun->SetParticlePosition(G4ThreeVector(0., 0., 0.));
68 gentypeMap["particleGun"] = fParticleGun; 68 gentypeMap["particleGun"] = fParticleGun;
69 gentypeMap["GPS"] = new G4GeneralPar 69 gentypeMap["GPS"] = new G4GeneralParticleSource;
70 fcurrentGenerator = gentypeMap["part 70 fcurrentGenerator = gentypeMap["particleGun"];
71 fcurrentGeneratorName = "particleGun"; 71 fcurrentGeneratorName = "particleGun";
72 } 72 }
73 73
74 PrimaryGeneratorAction::~PrimaryGeneratorActio 74 PrimaryGeneratorAction::~PrimaryGeneratorAction()
75 { 75 {
76 delete fMessenger; 76 delete fMessenger;
77 for( auto& gentype : gentypeMap ) 77 for( auto& gentype : gentypeMap )
78 { 78 {
79 delete gentype.second; 79 delete gentype.second;
80 } 80 }
81 } 81 }
82 82
83 void PrimaryGeneratorAction::GeneratePrimaries 83 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
84 { 84 {
85 fcurrentGenerator->GeneratePrimaryVertex(anE 85 fcurrentGenerator->GeneratePrimaryVertex(anEvent);
86 } 86 }
87 87
88 void PrimaryGeneratorAction::DefineCommands() 88 void PrimaryGeneratorAction::DefineCommands()
89 { 89 {
90 fMessenger = new G4GenericMessenger(this, "/ 90 fMessenger = new G4GenericMessenger(this, "/CaTS/primaryGenerator/",
91 "select 91 "select primary Generator");
92 // command to select primary Generator 92 // command to select primary Generator
93 fMessenger 93 fMessenger
94 ->DeclareMethod("setGenerator", &PrimaryGe 94 ->DeclareMethod("setGenerator", &PrimaryGeneratorAction::SetGenerator)
95 .SetGuidance("Select the primary Generator 95 .SetGuidance("Select the primary Generator (Available generators : "
96 "particleGun,GPS") 96 "particleGun,GPS")
97 .SetParameterName("generator", true) 97 .SetParameterName("generator", true)
98 .SetDefaultValue("particleGun") 98 .SetDefaultValue("particleGun")
99 .SetCandidates("particleGun GPS"); 99 .SetCandidates("particleGun GPS");
100 fMessenger->DeclareMethod("Print", &PrimaryG 100 fMessenger->DeclareMethod("Print", &PrimaryGeneratorAction::Print)
101 .SetGuidance("Print name of primary genera 101 .SetGuidance("Print name of primary generator")
102 .SetStates(G4State_PreInit, G4State_Idle); 102 .SetStates(G4State_PreInit, G4State_Idle);
103 } 103 }
104 104