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25 //
26 /// \file runAndEvent/RE01/src/RE01DetectorConstruction.cc
27 /// \brief Implementation of the RE01DetectorConstruction class
28 //
29 //
30
31 #include "RE01DetectorConstruction.hh"
32
33 #include "RE01CalorimeterParametrisation.hh"
34 #include "RE01Field.hh"
35 #include "RE01RegionInformation.hh"
36 #include "RE01TrackerParametrisation.hh"
37 #include "RE01TrackerSD.hh"
38
39 #include "G4Box.hh"
40 #include "G4Colour.hh"
41 #include "G4Element.hh"
42 #include "G4ElementTable.hh"
43 #include "G4FieldManager.hh"
44 #include "G4LogicalVolume.hh"
45 #include "G4Material.hh"
46 #include "G4MaterialTable.hh"
47 #include "G4NistManager.hh"
48 #include "G4PVParameterised.hh"
49 #include "G4PVPlacement.hh"
50 #include "G4Region.hh"
51 #include "G4RegionStore.hh"
52 #include "G4RotationMatrix.hh"
53 #include "G4SDManager.hh"
54 #include "G4SystemOfUnits.hh"
55 #include "G4ThreeVector.hh"
56 #include "G4Transform3D.hh"
57 #include "G4TransportationManager.hh"
58 #include "G4Tubs.hh"
59 #include "G4VisAttributes.hh"
60
61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 RE01DetectorConstruction::RE01DetectorConstruction() : G4VUserDetectorConstruction()
63 {
64 #include "RE01DetectorParameterDef.icc"
65 }
66
67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
68 RE01DetectorConstruction::~RE01DetectorConstruction()
69 {
70 ;
71 }
72
73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
74 G4VPhysicalVolume* RE01DetectorConstruction::Construct()
75 {
76 //-------------------------------------------------------------------------
77 // Materials
78 //-------------------------------------------------------------------------
79
80 G4double a, iz, density;
81 G4String name, symbol;
82 G4int nel;
83
84 a = 1.01 * g / mole;
85 G4Element* elH = new G4Element(name = "Hydrogen", symbol = "H", iz = 1., a);
86
87 a = 12.01 * g / mole;
88 G4Element* elC = new G4Element(name = "Carbon", symbol = "C", iz = 6., a);
89
90 // Material Information imported from NIST database.
91 G4NistManager* NISTman = G4NistManager::Instance();
92 G4Material* air = NISTman->FindOrBuildMaterial("G4_AIR");
93 G4Material* lead = NISTman->FindOrBuildMaterial("G4_Pb");
94 G4Material* arGas = NISTman->FindOrBuildMaterial("G4_Ar");
95 G4Material* silicon = NISTman->FindOrBuildMaterial("G4_Si");
96
97 density = 1.032 * g / cm3;
98 G4Material* scinti = new G4Material(name = "Scintillator", density, nel = 2);
99 scinti->AddElement(elC, 9);
100 scinti->AddElement(elH, 10);
101
102 //-------------------------------------------------------------------------
103 // Detector geometry
104 //-------------------------------------------------------------------------
105 //------------------------------ experimental hall
106 G4Box* experimentalHall_box = new G4Box("expHall_b", fExpHall_x, fExpHall_y, fExpHall_z);
107 G4LogicalVolume* experimentalHall_log =
108 new G4LogicalVolume(experimentalHall_box, air, "expHall_L", 0, 0, 0);
109 G4VPhysicalVolume* experimentalHall_phys =
110 new G4PVPlacement(0, G4ThreeVector(), experimentalHall_log, "expHall_P", 0, false, 0);
111 G4VisAttributes* experimentalHallVisAtt = new G4VisAttributes(G4Colour(1.0, 1.0, 1.0));
112 experimentalHallVisAtt->SetForceWireframe(true);
113 experimentalHall_log->SetVisAttributes(experimentalHallVisAtt);
114 G4Region* defaultRegion = (*(G4RegionStore::GetInstance()))[0];
115 RE01RegionInformation* defaultRInfo = new RE01RegionInformation();
116 defaultRInfo->SetWorld();
117 defaultRInfo->Print();
118 defaultRegion->SetUserInformation(defaultRInfo);
119
120 //------------------------------ tracker
121 G4VSolid* tracker_tubs = new G4Tubs("trkTubs_tubs", fTrkTubs_rmin, fTrkTubs_rmax, fTrkTubs_dz,
122 fTrkTubs_sphi, fTrkTubs_dphi);
123 G4LogicalVolume* tracker_log = new G4LogicalVolume(tracker_tubs, arGas, "trackerT_L", 0, 0, 0);
124 // G4VPhysicalVolume * tracker_phys =
125 new G4PVPlacement(0, G4ThreeVector(), tracker_log, "tracker_phys", experimentalHall_log, false,
126 0);
127 G4VisAttributes* tracker_logVisAtt = new G4VisAttributes(G4Colour(1.0, 0.0, 1.0));
128 tracker_logVisAtt->SetForceWireframe(true);
129 tracker_log->SetVisAttributes(tracker_logVisAtt);
130 G4Region* trackerRegion = new G4Region("TrackerRegion");
131 RE01RegionInformation* trackerInfo = new RE01RegionInformation();
132 trackerInfo->SetTracker();
133 trackerRegion->SetUserInformation(trackerInfo);
134 tracker_log->SetRegion(trackerRegion);
135 trackerRegion->AddRootLogicalVolume(tracker_log);
136
137 //------------------------------ tracker layers
138 // As an example for Parameterised volume
139 // dummy values for G4Tubs -- modified by parameterised volume
140 G4VSolid* trackerLayer_tubs = new G4Tubs("trackerLayer_tubs", fTrkTubs_rmin, fTrkTubs_rmax,
141 fTrkTubs_dz, fTrkTubs_sphi, fTrkTubs_dphi);
142 fTrackerLayer_log = new G4LogicalVolume(trackerLayer_tubs, silicon, "trackerB_L", 0, 0, 0);
143 G4VPVParameterisation* trackerParam = new RE01TrackerParametrisation;
144 // dummy value : kXAxis -- modified by parameterised volume
145 // G4VPhysicalVolume *trackerLayer_phys =
146 new G4PVParameterised("trackerLayer_phys", fTrackerLayer_log, tracker_log, kXAxis, fNotrkLayers,
147 trackerParam);
148 G4VisAttributes* trackerLayer_logVisAtt = new G4VisAttributes(G4Colour(0.5, 0.0, 1.0));
149 trackerLayer_logVisAtt->SetForceWireframe(true);
150 fTrackerLayer_log->SetVisAttributes(trackerLayer_logVisAtt);
151
152 //------------------------------ calorimeter
153 G4VSolid* calorimeter_tubs = new G4Tubs("calorimeter_tubs", fCaloTubs_rmin, fCaloTubs_rmax,
154 fCaloTubs_dz, fCaloTubs_sphi, fCaloTubs_dphi);
155 fCalorimeter_log = new G4LogicalVolume(calorimeter_tubs, scinti, "caloT_L", 0, 0, 0);
156 // G4VPhysicalVolume * calorimeter_phys =
157 new G4PVPlacement(0, G4ThreeVector(), fCalorimeter_log, "caloM_P", experimentalHall_log, false,
158 0);
159 G4VisAttributes* calorimeter_logVisATT = new G4VisAttributes(G4Colour(1.0, 1.0, 0.0));
160 calorimeter_logVisATT->SetForceWireframe(true);
161 fCalorimeter_log->SetVisAttributes(calorimeter_logVisATT);
162 G4Region* calorimeterRegion = new G4Region("CalorimeterRegion");
163 RE01RegionInformation* calorimeterInfo = new RE01RegionInformation();
164 calorimeterInfo->SetCalorimeter();
165 calorimeterRegion->SetUserInformation(calorimeterInfo);
166 fCalorimeter_log->SetRegion(calorimeterRegion);
167 calorimeterRegion->AddRootLogicalVolume(fCalorimeter_log);
168
169 //------------------------------- Lead layers
170 // As an example for Parameterised volume
171 // dummy values for G4Tubs -- modified by parameterised volume
172 G4VSolid* caloLayer_tubs = new G4Tubs("caloLayer_tubs", fCaloRing_rmin, fCaloRing_rmax,
173 fCaloRing_dz, fCaloRing_sphi, fCaloRing_dphi);
174 G4LogicalVolume* caloLayer_log = new G4LogicalVolume(caloLayer_tubs, lead, "caloR_L", 0, 0, 0);
175 G4VPVParameterisation* calorimeterParam = new RE01CalorimeterParametrisation;
176 // dummy value : kXAxis -- modified by parameterised volume
177 // G4VPhysicalVolume * caloLayer_phys =
178 new G4PVParameterised("caloLayer_phys", caloLayer_log, fCalorimeter_log, kXAxis, fNocaloLayers,
179 calorimeterParam);
180 G4VisAttributes* caloLayer_logVisAtt = new G4VisAttributes(G4Colour(0.7, 1.0, 0.0));
181 caloLayer_logVisAtt->SetForceWireframe(true);
182 caloLayer_log->SetVisAttributes(caloLayer_logVisAtt);
183
184 return experimentalHall_phys;
185 }
186
187 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
188 void RE01DetectorConstruction::ConstructSDandField()
189 {
190 //------------------------------------------------------------------
191 // Sensitive Detector
192 //------------------------------------------------------------------
193
194 G4String trackerSDname = "/mydet/tracker";
195 RE01TrackerSD* trackerSD = new RE01TrackerSD(trackerSDname);
196 G4SDManager::GetSDMpointer()->AddNewDetector(trackerSD);
197 SetSensitiveDetector(fTrackerLayer_log, trackerSD);
198
199 // N.B. Calorimeter SD is defined in the parallel world.
200
201 //-------------------------------------------------------------------------
202 // Magnetic field
203 //-------------------------------------------------------------------------
204
205 RE01Field* myField = new RE01Field;
206 G4FieldManager* fieldMgr = G4TransportationManager::GetTransportationManager()->GetFieldManager();
207 fieldMgr->SetDetectorField(myField);
208 fieldMgr->CreateChordFinder(myField);
209 }
210