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26 /// \file electromagnetic/TestEm2/src/Detector << 26 //
27 /// \brief Implementation of the DetectorConst << 27 // $Id: DetectorConstruction.cc,v 1.12 2006/10/20 16:03:40 maire Exp $
28 // << 28 // GEANT4 tag $Name: geant4-09-02-patch-03 $
>> 29
29 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
30 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 32
32 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
33 <<
34 #include "DetectorMessenger.hh" 34 #include "DetectorMessenger.hh"
35 35
36 #include "G4AutoDelete.hh" << 36 #include "G4Tubs.hh"
37 #include "G4GeometryManager.hh" <<
38 #include "G4GlobalMagFieldMessenger.hh" <<
39 #include "G4LogicalVolume.hh" 37 #include "G4LogicalVolume.hh"
40 #include "G4LogicalVolumeStore.hh" <<
41 #include "G4NistManager.hh" <<
42 #include "G4PVPlacement.hh" 38 #include "G4PVPlacement.hh"
>> 39 #include "G4UniformMagField.hh"
>> 40
>> 41 #include "G4GeometryManager.hh"
43 #include "G4PhysicalVolumeStore.hh" 42 #include "G4PhysicalVolumeStore.hh"
44 #include "G4RunManager.hh" << 43 #include "G4LogicalVolumeStore.hh"
45 #include "G4SolidStore.hh" 44 #include "G4SolidStore.hh"
46 #include "G4SystemOfUnits.hh" << 45
47 #include "G4Tubs.hh" <<
48 #include "G4UnitsTable.hh" 46 #include "G4UnitsTable.hh"
49 47
50 //....oooOO0OOooo........oooOO0OOooo........oo 48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51 49
52 DetectorConstruction::DetectorConstruction() 50 DetectorConstruction::DetectorConstruction()
>> 51 :nLtot(40),nRtot(50),dLradl(0.5),dRradl(0.1),
>> 52 dLlength(0.),dRlength(0.),
>> 53 myMaterial(0),magField(0),
>> 54 EcalLength(0.),EcalRadius(0.),
>> 55 solidEcal(0),logicEcal(0),physiEcal(0)
53 { 56 {
54 DefineMaterials(); 57 DefineMaterials();
55 SetMaterial("G4_PbWO4"); << 58 SetMaterial("PbWO4");
56 fDetectorMessenger = new DetectorMessenger(t << 59 detectorMessenger = new DetectorMessenger(this);
57 } 60 }
58 61
59 //....oooOO0OOooo........oooOO0OOooo........oo 62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60 63
61 DetectorConstruction::~DetectorConstruction() 64 DetectorConstruction::~DetectorConstruction()
>> 65 { delete detectorMessenger;}
>> 66
>> 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 68
>> 69 G4VPhysicalVolume* DetectorConstruction::Construct()
62 { 70 {
63 delete fDetectorMessenger; << 71 return ConstructVolumes();
64 } 72 }
65 73
66 //....oooOO0OOooo........oooOO0OOooo........oo 74 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67 75
68 void DetectorConstruction::DefineMaterials() 76 void DetectorConstruction::DefineMaterials()
69 { 77 {
70 // 78 //
71 // define few Elements by hand << 79 // define few Elements
72 // 80 //
73 G4double a, z; 81 G4double a, z;
74 << 82
75 G4Element* H = new G4Element("Hydrogen", "H" << 83 G4Element* H = new G4Element("Hydrogen", "H", z= 1., a= 1.01*g/mole);
76 G4Element* O = new G4Element("Oxygen", "O", << 84 G4Element* N = new G4Element("Nitrogen", "N", z= 7., a= 14.01*g/mole);
77 G4Element* Ge = new G4Element("Germanium", " << 85 G4Element* O = new G4Element("Oxygen" , "O", z= 8., a= 16.00*g/mole);
78 G4Element* Bi = new G4Element("Bismuth", "Bi << 86 G4Element* Ge = new G4Element("Germanium", "Ge",z=32., a= 72.59*g/mole);
>> 87 G4Element* W = new G4Element("Tungsten", "W", z=74., a= 183.84*g/mole);
>> 88 G4Element* Pb = new G4Element("Lead", "Pb",z=82., a= 207.19*g/mole);
>> 89 G4Element* Bi = new G4Element("Bismuth", "Bi",z=83., a= 208.98*g/mole);
79 90
80 // 91 //
81 // define materials 92 // define materials
82 // 93 //
83 G4double density; 94 G4double density;
84 G4int ncomponents, natoms; << 95 G4double fractionmass; G4int ncomponents, natoms;
85 96
86 // water with ionisation potential 78 eV << 97 G4Material* Air =
87 G4Material* H2O = new G4Material("Water", de << 98 new G4Material("Air", density= 1.29*mg/cm3, ncomponents=2);
88 H2O->AddElement(H, natoms = 2); << 99 Air->AddElement(N, fractionmass=0.7);
89 H2O->AddElement(O, natoms = 1); << 100 Air->AddElement(O, fractionmass=0.3);
90 H2O->GetIonisation()->SetMeanExcitationEnerg <<
91 <<
92 // pure materails <<
93 new G4Material("liquidArgon", z = 18., a = 3 <<
94 new G4Material("Aluminium", z = 13., a = 26. <<
95 new G4Material("Iron", z = 26., a = 55.85 * <<
96 new G4Material("Copper", z = 29., a = 63.55 <<
97 new G4Material("Tungsten", z = 74., a = 183. <<
98 new G4Material("Lead", z = 82., a = 207.19 * <<
99 new G4Material("Uranium", z = 92., a = 238.0 <<
100 <<
101 // compound material <<
102 G4Material* BGO = new G4Material("BGO", dens <<
103 BGO->AddElement(O, natoms = 12); <<
104 BGO->AddElement(Ge, natoms = 3); <<
105 BGO->AddElement(Bi, natoms = 4); <<
106 <<
107 ////G4cout << *(G4Material::GetMaterialTable <<
108 } <<
109 101
110 //....oooOO0OOooo........oooOO0OOooo........oo << 102 G4Material* H2O =
>> 103 new G4Material("Water", density= 1.00*g/cm3, ncomponents=2);
>> 104 H2O->AddElement(H, natoms=2);
>> 105 H2O->AddElement(O, natoms=1);
>> 106 H2O->GetIonisation()->SetMeanExcitationEnergy(75.0*eV);
111 107
112 void DetectorConstruction::UpdateParameters() << 108 new G4Material("liquidArgon", z=18., a= 39.95*g/mole, density= 1.390*g/cm3);
113 { << 109
114 G4double Radl = fMaterial->GetRadlen(); << 110 new G4Material("Aluminium", z=13., a= 26.98*g/mole, density= 2.7*g/cm3);
115 fDLlength = fDLradl * Radl; << 111
116 fDRlength = fDRradl * Radl; << 112 new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.87*g/cm3);
117 fEcalLength = fNLtot * fDLlength; << 113
118 fEcalRadius = fNRtot * fDRlength; << 114 new G4Material("Copper" , z=29., a= 63.55*g/mole, density= 8.960*g/cm3);
119 if (fSolidEcal) { << 115
120 fSolidEcal->SetOuterRadius(fEcalRadius); << 116 new G4Material("Lead", z=82., a=207.19*g/mole, density=11.35*g/cm3);
121 fSolidEcal->SetZHalfLength(0.5 * fEcalLeng << 117
122 } << 118 new G4Material("Uranium" , z=92., a=238.03*g/mole, density= 18.95*g/cm3);
>> 119
>> 120 G4Material* BGO =
>> 121 new G4Material("BGO", density= 7.10*g/cm3, ncomponents=3);
>> 122 BGO->AddElement(O , natoms=12);
>> 123 BGO->AddElement(Ge, natoms= 3);
>> 124 BGO->AddElement(Bi, natoms= 4);
>> 125
>> 126 G4Material* PbWO =
>> 127 new G4Material("PbWO4", density= 8.28*g/cm3, ncomponents=3);
>> 128 PbWO->AddElement(O , natoms=4);
>> 129 PbWO->AddElement(Pb, natoms=1);
>> 130 PbWO->AddElement(W , natoms=1);
>> 131
>> 132 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
123 } 133 }
124 134
125 //....oooOO0OOooo........oooOO0OOooo........oo 135 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
126 136
127 G4VPhysicalVolume* DetectorConstruction::Const << 137 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
128 { 138 {
129 UpdateParameters(); << 139 G4double Radl = myMaterial->GetRadlen();
>> 140
>> 141 dLlength = dLradl*Radl; dRlength = dRradl*Radl;
>> 142 EcalLength = nLtot*dLlength; EcalRadius = nRtot*dRlength;
>> 143
>> 144 // Cleanup old geometry
>> 145 G4GeometryManager::GetInstance()->OpenGeometry();
>> 146 G4PhysicalVolumeStore::GetInstance()->Clean();
>> 147 G4LogicalVolumeStore::GetInstance()->Clean();
>> 148 G4SolidStore::GetInstance()->Clean();
>> 149
130 // 150 //
131 // Ecal 151 // Ecal
132 // 152 //
133 if (!fPhysiEcal) { << 153 solidEcal = new G4Tubs("Ecal",0.,EcalRadius,0.5*EcalLength,0.,360*deg);
134 fSolidEcal = new G4Tubs("Ecal", 0., fEcalR << 154 logicEcal = new G4LogicalVolume( solidEcal,myMaterial,"Ecal",0,0,0);
135 fLogicEcal = new G4LogicalVolume(fSolidEca << 155 physiEcal = new G4PVPlacement(0,G4ThreeVector(),
136 fPhysiEcal = new G4PVPlacement(0, G4ThreeV << 156 logicEcal,"Ecal",0,false,0);
137 } << 157
138 G4cout << "\n Absorber is " << G4BestUnit(fE << 158 G4cout << "Absorber is " << G4BestUnit(EcalLength,"Length")
139 << " R= " << fEcalRadius / cm << " c << 159 << " of " << myMaterial->GetName() << G4endl;
140 << G4endl; << 160 G4cout << myMaterial << G4endl;
141 G4cout << fMaterial << G4endl; << 161
142 // 162 //
143 // always return the physical World << 163 //always return the physical World
144 // 164 //
145 return fPhysiEcal; << 165 return physiEcal;
146 } 166 }
147 167
148 //....oooOO0OOooo........oooOO0OOooo........oo 168 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
149 169
150 void DetectorConstruction::SetMaterial(const G 170 void DetectorConstruction::SetMaterial(const G4String& materialChoice)
151 { 171 {
152 // search the material by its name 172 // search the material by its name
153 G4Material* pttoMaterial = G4NistManager::In << 173 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
154 << 174 if (pttoMaterial) myMaterial = pttoMaterial;
155 if (pttoMaterial && fMaterial != pttoMateria <<
156 fMaterial = pttoMaterial; <<
157 if (fLogicEcal) { <<
158 fLogicEcal->SetMaterial(fMaterial); <<
159 } <<
160 G4RunManager::GetRunManager()->PhysicsHasB <<
161 } <<
162 } 175 }
163 176
164 //....oooOO0OOooo........oooOO0OOooo........oo 177 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
165 178
166 void DetectorConstruction::SetLBining(G4ThreeV 179 void DetectorConstruction::SetLBining(G4ThreeVector Value)
167 { 180 {
168 fNLtot = (G4int)Value(0); << 181 nLtot = (G4int)Value(0);
169 if (fNLtot > kMaxBin) { << 182 if (nLtot > MaxBin) {
170 G4cout << "\n ---> warning from SetLBining << 183 G4cout << "\n ---> warning from SetLBining: "
171 << G4endl; << 184 << nLtot << " truncated to " << MaxBin << G4endl;
172 fNLtot = kMaxBin; << 185 nLtot = MaxBin;
173 } << 186 }
174 fDLradl = Value(1); << 187 dLradl = Value(1);
175 UpdateParameters(); <<
176 } 188 }
177 189
178 //....oooOO0OOooo........oooOO0OOooo........oo 190 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
179 191
180 void DetectorConstruction::SetRBining(G4ThreeV 192 void DetectorConstruction::SetRBining(G4ThreeVector Value)
181 { 193 {
182 fNRtot = (G4int)Value(0); << 194 nRtot = (G4int)Value(0);
183 if (fNRtot > kMaxBin) { << 195 if (nRtot > MaxBin) {
184 G4cout << "\n ---> warning from SetRBining << 196 G4cout << "\n ---> warning from SetRBining: "
185 << G4endl; << 197 << nRtot << " truncated to " << MaxBin << G4endl;
186 fNRtot = kMaxBin; << 198 nRtot = MaxBin;
187 } << 199 }
188 fDRradl = Value(1); << 200 dRradl = Value(1);
189 UpdateParameters(); <<
190 } 201 }
191 202
192 //....oooOO0OOooo........oooOO0OOooo........oo 203 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
193 204
194 void DetectorConstruction::ConstructSDandField << 205 #include "G4FieldManager.hh"
>> 206 #include "G4TransportationManager.hh"
>> 207
>> 208 void DetectorConstruction::SetMagField(G4double fieldValue)
195 { 209 {
196 if (fFieldMessenger.Get() == nullptr) { << 210 //apply a global uniform magnetic field along Z axis
197 // Create global magnetic field messenger. << 211 G4FieldManager* fieldMgr
198 // Uniform magnetic field is then created << 212 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
199 // the field value is not zero. << 213
200 G4ThreeVector fieldValue = G4ThreeVector() << 214 if(magField) delete magField; //delete the existing magn field
201 G4GlobalMagFieldMessenger* msg = new G4Glo << 215
202 // msg->SetVerboseLevel(1); << 216 if(fieldValue!=0.) // create a new one if non nul
203 G4AutoDelete::Register(msg); << 217 { magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
204 fFieldMessenger.Put(msg); << 218 fieldMgr->SetDetectorField(magField);
>> 219 fieldMgr->CreateChordFinder(magField);
>> 220 } else {
>> 221 magField = 0;
>> 222 fieldMgr->SetDetectorField(magField);
205 } 223 }
>> 224 }
>> 225
>> 226 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 227
>> 228 #include "G4RunManager.hh"
>> 229
>> 230 void DetectorConstruction::UpdateGeometry()
>> 231 {
>> 232 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
206 } 233 }
207 234
208 //....oooOO0OOooo........oooOO0OOooo........oo 235 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
209 236