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25 // 25 //
26 /// \file DetectorConstruction.cc 26 /// \file DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConst 27 /// \brief Implementation of the DetectorConstruction class
28 // 28 //
29 // 29 //
30 30
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
33 33
34 #include "DetectorConstruction.hh" 34 #include "DetectorConstruction.hh"
35 <<
36 #include "BiasingOperator.hh" <<
37 <<
38 #include "G4Box.hh" <<
39 #include "G4Element.hh" <<
40 #include "G4ElementTable.hh" <<
41 #include "G4LogicalVolume.hh" <<
42 #include "G4Material.hh" 35 #include "G4Material.hh"
43 #include "G4MaterialTable.hh" 36 #include "G4MaterialTable.hh"
44 #include "G4NistManager.hh" << 37 #include "G4Element.hh"
45 #include "G4PVPlacement.hh" <<
46 #include "G4ProductionCuts.hh" 38 #include "G4ProductionCuts.hh"
>> 39 #include "G4ElementTable.hh"
>> 40 #include "G4Box.hh"
>> 41 #include "G4Tubs.hh"
>> 42 #include "G4LogicalVolume.hh"
47 #include "G4Region.hh" 43 #include "G4Region.hh"
48 #include "G4RegionStore.hh" << 44 #include "G4ThreeVector.hh"
>> 45 #include "G4PVPlacement.hh"
49 #include "G4SDManager.hh" 46 #include "G4SDManager.hh"
50 #include "G4SystemOfUnits.hh" 47 #include "G4SystemOfUnits.hh"
51 #include "G4ThreeVector.hh" << 48 #include "G4NistManager.hh"
52 #include "G4Tubs.hh" << 49 #include "G4RegionStore.hh"
>> 50 #include "BiasingOperator.hh"
53 51
54 //....oooOO0OOooo........oooOO0OOooo........oo 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 53
56 DetectorConstruction::DetectorConstruction() << 54 DetectorConstruction::DetectorConstruction() : G4VUserDetectorConstruction(),
57 : G4VUserDetectorConstruction(), << 55 fSiliconTrackerLogical( nullptr ), fEmCaloLogical( nullptr ), fHadCaloLogical( nullptr ) {}
58 fSiliconTrackerLogical(nullptr), <<
59 fEmCaloLogical(nullptr), <<
60 fHadCaloLogical(nullptr) <<
61 {} <<
62 56
63 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 58
65 DetectorConstruction::~DetectorConstruction() 59 DetectorConstruction::~DetectorConstruction() {}
66 60
67 //....oooOO0OOooo........oooOO0OOooo........oo 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
68 62
69 G4VPhysicalVolume* DetectorConstruction::Const << 63 G4VPhysicalVolume* DetectorConstruction::Construct() {
70 { <<
71 G4cout << "\nDetectorConstruction....\n" << <<
72 64
>> 65 G4cout << "\nDetectorConstruction....\n" << G4endl;
>> 66
73 //--------- Material definition --------- 67 //--------- Material definition ---------
74 G4NistManager* nistManager = G4NistManager:: 68 G4NistManager* nistManager = G4NistManager::Instance();
75 G4Material* air = nistManager->FindOrBuildMa << 69 G4Material* air = nistManager->FindOrBuildMaterial( "G4_AIR" );
76 G4Material* csi = nistManager->FindOrBuildMa << 70 G4Material* csi = nistManager->FindOrBuildMaterial( "G4_CESIUM_IODIDE" );
77 G4Material* silicon = nistManager->FindOrBui << 71 G4Material* silicon = nistManager->FindOrBuildMaterial( "G4_Si" );
78 G4Material* iron = nistManager->FindOrBuildM << 72 G4Material* iron = nistManager->FindOrBuildMaterial( "G4_Fe" );
79 73
80 // World 74 // World
81 G4Box* worldBox = new G4Box("WorldBox", 200. << 75 G4Box* worldBox = new G4Box( "WorldBox", 200.0*cm, 200.0*cm, 200.0*cm );
82 G4LogicalVolume* worldLogical = new G4Logica << 76 G4LogicalVolume* worldLogical = new G4LogicalVolume( worldBox, air, "WorldLogical", 0, 0, 0 );
83 G4PVPlacement* worldPhys = << 77 G4PVPlacement* worldPhys = new G4PVPlacement( 0, G4ThreeVector(), "WorldPhysical",
84 new G4PVPlacement(0, G4ThreeVector(), "Wor << 78 worldLogical, 0, false, 0 );
85 79
86 // Silicon Tracker: for simplicity and to ha 80 // Silicon Tracker: for simplicity and to have more hadronic interactions,
87 // it is single layer of si 81 // it is single layer of silicon (20 cm thick)
88 G4double halfDetectorXYsize = 100.0 * cm; << 82 G4double halfDetectorXYsize = 100.0*cm;
89 G4Box* siliconBox = new G4Box("siliconBox", << 83 G4Box* siliconBox = new G4Box( "siliconBox", halfDetectorXYsize, halfDetectorXYsize, 10.0*cm );
90 fSiliconTrackerLogical = << 84 fSiliconTrackerLogical = new G4LogicalVolume( siliconBox, silicon,
91 new G4LogicalVolume(siliconBox, silicon, " << 85 "SiliconTrackerLogical", 0, 0, 0 );
92 new G4PVPlacement(0, G4ThreeVector(0.0, 0.0, << 86 new G4PVPlacement( 0, G4ThreeVector( 0.0, 0.0, 0.0 ), "SiliconTrackerPhysical",
93 fSiliconTrackerLogical, wo << 87 fSiliconTrackerLogical, worldPhys, false, 0 );
94 << 88
95 // Electromagnetic (EM) calorimeter: an homo 89 // Electromagnetic (EM) calorimeter: an homogeneous crystal (40 cm thick)
96 G4Box* emCaloBox = new G4Box("EmCaloBox", ha << 90 G4Box* emCaloBox = new G4Box( "EmCaloBox", halfDetectorXYsize, halfDetectorXYsize, 20.0*cm );
97 fEmCaloLogical = new G4LogicalVolume(emCaloB << 91 fEmCaloLogical = new G4LogicalVolume( emCaloBox, csi, "EmCalorimeterLogical", 0, 0, 0 );
98 new G4PVPlacement(0, G4ThreeVector(0.0, 0.0, << 92 new G4PVPlacement( 0, G4ThreeVector( 0.0, 0.0, 35.0*cm ), "EmCalorimeterPhysical",
99 worldPhys, false, 0); << 93 fEmCaloLogical, worldPhys, false, 0 );
100 94
101 // The hadronic (HAD) calorimeter: an homoge 95 // The hadronic (HAD) calorimeter: an homogeneous block of metal (100 cm thick)
102 G4Box* hadCaloBox = new G4Box("HadCaloBox", << 96 G4Box* hadCaloBox = new G4Box( "HadCaloBox", halfDetectorXYsize, halfDetectorXYsize, 50.0*cm );
103 fHadCaloLogical = new G4LogicalVolume(hadCal << 97 fHadCaloLogical = new G4LogicalVolume( hadCaloBox, iron, "HadCaloLogical", 0, 0, 0 );
104 new G4PVPlacement(0, G4ThreeVector(0.0, 0.0, << 98 new G4PVPlacement( 0, G4ThreeVector( 0.0, 0.0, 110.0*cm ), "HadCaloPhysical",
105 worldPhys, false, 0); << 99 fHadCaloLogical, worldPhys, false, 0 );
106 100
107 // Define the tracker region 101 // Define the tracker region
108 G4Region* trackerRegion = new G4Region("Trac << 102 G4Region* trackerRegion = new G4Region( "Tracker_region" );
109 trackerRegion->AddRootLogicalVolume(fSilicon << 103 trackerRegion->AddRootLogicalVolume( fSiliconTrackerLogical );
110 std::vector<double> cuts; << 104 std::vector< double > cuts;
111 cuts.push_back(10.0 * cm); << 105 cuts.push_back( 10.0*cm ); cuts.push_back( 10.0*cm );
112 cuts.push_back(10.0 * cm); << 106 cuts.push_back( 10.0*cm ); cuts.push_back( 10.0*cm );
113 cuts.push_back(10.0 * cm); << 107 trackerRegion->SetProductionCuts( new G4ProductionCuts );
114 cuts.push_back(10.0 * cm); << 108 trackerRegion->GetProductionCuts()->SetProductionCuts( cuts );
115 trackerRegion->SetProductionCuts(new G4Produ <<
116 trackerRegion->GetProductionCuts()->SetProdu <<
117 109
118 // Define the EM calorimeter region 110 // Define the EM calorimeter region
119 G4Region* emCaloRegion = new G4Region("EM_ca << 111 G4Region* emCaloRegion = new G4Region( "EM_calo_region" );
120 emCaloRegion->AddRootLogicalVolume(fEmCaloLo << 112 emCaloRegion->AddRootLogicalVolume( fEmCaloLogical );
121 cuts.clear(); << 113 cuts.clear();
122 cuts.push_back(20.0 * cm); << 114 cuts.push_back( 20.0*cm ); cuts.push_back( 20.0*cm );
123 cuts.push_back(20.0 * cm); << 115 cuts.push_back( 20.0*cm ); cuts.push_back( 20.0*cm );
124 cuts.push_back(20.0 * cm); << 116 emCaloRegion->SetProductionCuts( new G4ProductionCuts );
125 cuts.push_back(20.0 * cm); << 117 emCaloRegion->GetProductionCuts()->SetProductionCuts( cuts );
126 emCaloRegion->SetProductionCuts(new G4Produc <<
127 emCaloRegion->GetProductionCuts()->SetProduc <<
128 118
129 // Define the HAD calorimeter region 119 // Define the HAD calorimeter region
130 G4Region* hadCaloRegion = new G4Region("HAD_ << 120 G4Region* hadCaloRegion = new G4Region( "HAD_calo_region" );
131 hadCaloRegion->AddRootLogicalVolume(fHadCalo << 121 hadCaloRegion->AddRootLogicalVolume( fHadCaloLogical );
132 cuts.clear(); 122 cuts.clear();
133 cuts.push_back(50.0 * cm); << 123 cuts.push_back( 50.0*cm ); cuts.push_back( 50.0*cm );
134 cuts.push_back(50.0 * cm); << 124 cuts.push_back( 50.0*cm ); cuts.push_back( 50.0*cm );
135 cuts.push_back(50.0 * cm); << 125 hadCaloRegion->SetProductionCuts( new G4ProductionCuts );
136 cuts.push_back(50.0 * cm); << 126 hadCaloRegion->GetProductionCuts()->SetProductionCuts( cuts );
137 hadCaloRegion->SetProductionCuts(new G4Produ <<
138 hadCaloRegion->GetProductionCuts()->SetProdu <<
139 127
140 return worldPhys; 128 return worldPhys;
141 } 129 }
142 130
143 //....oooOO0OOooo........oooOO0OOooo........oo 131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
144 132
145 void DetectorConstruction::ConstructSDandField << 133 void DetectorConstruction::ConstructSDandField() {
146 { <<
147 // Instanciate the biasing operator and spec 134 // Instanciate the biasing operator and specify the particles of interest (i.e. p, n, pi+, pi-)
148 // and the logical volume(s) where this oper << 135 // and the logical volume(s) where this operator should be applied.
149 BiasingOperator* biasingOperator = new Biasi 136 BiasingOperator* biasingOperator = new BiasingOperator;
150 biasingOperator->AddParticle("proton"); << 137 biasingOperator->AddParticle( "proton" );
151 biasingOperator->AddParticle("neutron"); << 138 biasingOperator->AddParticle( "neutron" );
152 biasingOperator->AddParticle("pi+"); << 139 biasingOperator->AddParticle( "pi+" );
153 biasingOperator->AddParticle("pi-"); << 140 biasingOperator->AddParticle( "pi-" );
154 biasingOperator->AttachTo(fSiliconTrackerLog << 141 biasingOperator->AttachTo( fSiliconTrackerLogical );
155 } 142 }
156 143
157 //....oooOO0OOooo........oooOO0OOooo........oo 144 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
158 145