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1 // 1
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18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
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21 // * any work based on the software) you ag
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23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 // This example is provided by the Geant4-DNA
27 // Any report or published results obtained us
28 // shall cite the following Geant4-DNA collabo
29 // Med. Phys. 45 (2018) e722-e739
30 // Phys. Med. 31 (2015) 861-874
31 // Med. Phys. 37 (2010) 4692-4708
32 // Int. J. Model. Simul. Sci. Comput. 1 (2010)
33 // The Geant4-DNA web site is available at htt
34 //
35 /// \file DetectorConstruction.cc
36 /// \brief Implementation of the DetectorConst
37
38 #include "DetectorConstruction.hh"
39
40 #include "DetectorMessenger.hh"
41 #include "TrackerSD.hh"
42
43 #include "G4Box.hh"
44 #include "G4GeometryManager.hh"
45 #include "G4GeometryTolerance.hh"
46 #include "G4NistManager.hh"
47 #include "G4PVPlacement.hh"
48 #include "G4SDManager.hh"
49 #include "G4SystemOfUnits.hh"
50 #include "G4UnitsTable.hh"
51 #include "G4UserLimits.hh"
52
53 //....oooOO0OOooo........oooOO0OOooo........oo
54
55 DetectorConstruction::DetectorConstruction() :
56 {
57 // Create commands for interactive definitio
58 fDetectorMessenger = std::make_unique<Detect
59 }
60
61 //....oooOO0OOooo........oooOO0OOooo........oo
62
63 DetectorConstruction::~DetectorConstruction()
64
65 //....oooOO0OOooo........oooOO0OOooo........oo
66
67 G4VPhysicalVolume* DetectorConstruction::Const
68 {
69 // Define materials
70 DefineMaterials();
71
72 // Define volumes
73 return DefineVolumes();
74 }
75
76 //....oooOO0OOooo........oooOO0OOooo........oo
77
78 void DetectorConstruction::DefineMaterials()
79 {
80 // Water is defined from NIST material datab
81 G4NistManager* man = G4NistManager::Instance
82 G4Material* H2O = man->FindOrBuildMaterial("
83 fpWaterMaterial = H2O;
84
85 // Print materials
86 G4cout << *(G4Material::GetMaterialTable())
87 }
88
89 //....oooOO0OOooo........oooOO0OOooo........oo
90
91 G4VPhysicalVolume* DetectorConstruction::Defin
92 {
93 G4double worldLength = 10 * m;
94
95 // World
96
97 G4GeometryManager::GetInstance()->SetWorldMa
98
99 G4cout << "Computed tolerance = "
100 << G4GeometryTolerance::GetInstance()
101
102 auto* worldS = new G4Box("world", // its na
103 worldLength / 2, wo
104
105 auto* worldLV = new G4LogicalVolume(worldS,
106 fpWaterM
107 "World_L
108
109 G4VPhysicalVolume* worldPV = new G4PVPlaceme
110
111
112
113
114
115
116
117
118 worldLV->SetUserLimits(new G4UserLimits(fpMa
119
120 PrintParameters();
121
122 return worldPV;
123 }
124
125 //....oooOO0OOooo........oooOO0OOooo........oo
126
127 void DetectorConstruction::ConstructSDandField
128 {
129 // Sensitive detector
130
131 G4String trackerChamberSDname = "TrackerCham
132
133 auto* aTrackerSD = new TrackerSD(trackerCham
134 aTrackerSD->SetRadius(fRadius);
135
136 G4SDManager::GetSDMpointer()->AddNewDetector
137
138 SetSensitiveDetector("World_LV", aTrackerSD,
139 }
140
141 //....oooOO0OOooo........oooOO0OOooo........oo
142
143 void DetectorConstruction::SetTrackingCut(cons
144 {
145 fpTrackingCut = value;
146 }
147
148 //....oooOO0OOooo........oooOO0OOooo........oo
149
150 void DetectorConstruction::SetMaxStepSize(cons
151 {
152 fpMaxStepSize = value;
153 }
154
155 void DetectorConstruction::SetTrackerSDRadius(
156 {
157 fRadius = value;
158 }
159
160 //....oooOO0OOooo........oooOO0OOooo........oo
161
162 void DetectorConstruction::PrintParameters() c
163 {
164 G4cout << "\n-------------------------------
165 G4cout << "---> The tracking cut is set to "
166 G4cout << "---> The maximum step size is set
167 << G4endl;
168 G4cout << "---> The TrackerSD radius is set
169 G4cout << "\n-------------------------------
170 }
171
172 //....oooOO0OOooo........oooOO0OOooo........oo
173