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26 /// \file electromagnetic/TestEm2/src/Detector << 26 //
27 /// \brief Implementation of the DetectorConst << 27 // $Id: DetectorConstruction.cc,v 1.14 2009/09/16 18:07:30 maire Exp $
28 // << 28 // GEANT4 tag $Name: geant4-09-03-patch-02 $
>> 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" << 46 #include "G4FieldManager.hh"
>> 47 #include "G4TransportationManager.hh"
>> 48
>> 49 #include "G4NistManager.hh"
>> 50 #include "G4RunManager.hh"
>> 51
48 #include "G4UnitsTable.hh" 52 #include "G4UnitsTable.hh"
49 53
50 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51 55
52 DetectorConstruction::DetectorConstruction() 56 DetectorConstruction::DetectorConstruction()
>> 57 :nLtot(40),nRtot(50),dLradl(0.5),dRradl(0.1),
>> 58 dLlength(0.),dRlength(0.),
>> 59 myMaterial(0),magField(0),
>> 60 EcalLength(0.),EcalRadius(0.),
>> 61 solidEcal(0),logicEcal(0),physiEcal(0)
53 { 62 {
54 DefineMaterials(); 63 DefineMaterials();
55 SetMaterial("G4_PbWO4"); 64 SetMaterial("G4_PbWO4");
56 fDetectorMessenger = new DetectorMessenger(t << 65 detectorMessenger = new DetectorMessenger(this);
57 } 66 }
58 67
59 //....oooOO0OOooo........oooOO0OOooo........oo 68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60 69
61 DetectorConstruction::~DetectorConstruction() 70 DetectorConstruction::~DetectorConstruction()
>> 71 { delete detectorMessenger;}
>> 72
>> 73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 74
>> 75 G4VPhysicalVolume* DetectorConstruction::Construct()
62 { 76 {
63 delete fDetectorMessenger; << 77 return ConstructVolumes();
64 } 78 }
65 79
66 //....oooOO0OOooo........oooOO0OOooo........oo 80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67 81
68 void DetectorConstruction::DefineMaterials() 82 void DetectorConstruction::DefineMaterials()
69 { 83 {
70 // 84 //
71 // define few Elements by hand 85 // define few Elements by hand
72 // 86 //
73 G4double a, z; 87 G4double a, z;
74 << 88
75 G4Element* H = new G4Element("Hydrogen", "H" << 89 G4Element* H = new G4Element("Hydrogen", "H", z= 1., a= 1.01*g/mole);
76 G4Element* O = new G4Element("Oxygen", "O", << 90 G4Element* O = new G4Element("Oxygen" , "O", z= 8., a= 16.00*g/mole);
77 G4Element* Ge = new G4Element("Germanium", " << 91 G4Element* Ge = new G4Element("Germanium", "Ge",z=32., a= 72.59*g/mole);
78 G4Element* Bi = new G4Element("Bismuth", "Bi << 92 G4Element* Bi = new G4Element("Bismuth", "Bi",z=83., a= 208.98*g/mole);
79 93
80 // 94 //
81 // define materials 95 // define materials
82 // 96 //
83 G4double density; 97 G4double density;
84 G4int ncomponents, natoms; 98 G4int ncomponents, natoms;
85 99
86 // water with ionisation potential 78 eV << 100 // water with ionisation potential 75 eV
87 G4Material* H2O = new G4Material("Water", de << 101 G4Material* H2O =
88 H2O->AddElement(H, natoms = 2); << 102 new G4Material("Water", density= 1.00*g/cm3, ncomponents=2);
89 H2O->AddElement(O, natoms = 1); << 103 H2O->AddElement(H, natoms=2);
90 H2O->GetIonisation()->SetMeanExcitationEnerg << 104 H2O->AddElement(O, natoms=1);
>> 105 H2O->GetIonisation()->SetMeanExcitationEnergy(75.0*eV);
91 106
92 // pure materails 107 // pure materails
93 new G4Material("liquidArgon", z = 18., a = 3 << 108 new G4Material("liquidArgon", z=18., a= 39.95*g/mole, density= 1.390*g/cm3);
94 new G4Material("Aluminium", z = 13., a = 26. << 109 new G4Material("Aluminium", z=13., a= 26.98*g/mole, density= 2.7*g/cm3);
95 new G4Material("Iron", z = 26., a = 55.85 * << 110 new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.87*g/cm3);
96 new G4Material("Copper", z = 29., a = 63.55 << 111 new G4Material("Copper", z=29., a= 63.55*g/mole, density= 8.960*g/cm3);
97 new G4Material("Tungsten", z = 74., a = 183. << 112 new G4Material("Tungsten", z=74., a=183.84*g/mole, density=19.35*g/cm3);
98 new G4Material("Lead", z = 82., a = 207.19 * << 113 new G4Material("Lead", z=82., a=207.19*g/mole, density=11.35*g/cm3);
99 new G4Material("Uranium", z = 92., a = 238.0 << 114 new G4Material("Uranium" , z=92., a=238.03*g/mole, density= 18.95*g/cm3);
100 115
101 // compound material 116 // compound material
102 G4Material* BGO = new G4Material("BGO", dens << 117 G4Material* BGO =
103 BGO->AddElement(O, natoms = 12); << 118 new G4Material("BGO", density= 7.10*g/cm3, ncomponents=3);
104 BGO->AddElement(Ge, natoms = 3); << 119 BGO->AddElement(O , natoms=12);
105 BGO->AddElement(Bi, natoms = 4); << 120 BGO->AddElement(Ge, natoms= 3);
>> 121 BGO->AddElement(Bi, natoms= 4);
106 122
107 ////G4cout << *(G4Material::GetMaterialTable << 123 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
108 } 124 }
109 125
110 //....oooOO0OOooo........oooOO0OOooo........oo 126 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
111 127
112 void DetectorConstruction::UpdateParameters() << 128 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
113 { 129 {
114 G4double Radl = fMaterial->GetRadlen(); << 130 G4double Radl = myMaterial->GetRadlen();
115 fDLlength = fDLradl * Radl; <<
116 fDRlength = fDRradl * Radl; <<
117 fEcalLength = fNLtot * fDLlength; <<
118 fEcalRadius = fNRtot * fDRlength; <<
119 if (fSolidEcal) { <<
120 fSolidEcal->SetOuterRadius(fEcalRadius); <<
121 fSolidEcal->SetZHalfLength(0.5 * fEcalLeng <<
122 } <<
123 } <<
124 131
125 //....oooOO0OOooo........oooOO0OOooo........oo << 132 dLlength = dLradl*Radl; dRlength = dRradl*Radl;
>> 133 EcalLength = nLtot*dLlength; EcalRadius = nRtot*dRlength;
>> 134
>> 135 // Cleanup old geometry
>> 136 G4GeometryManager::GetInstance()->OpenGeometry();
>> 137 G4PhysicalVolumeStore::GetInstance()->Clean();
>> 138 G4LogicalVolumeStore::GetInstance()->Clean();
>> 139 G4SolidStore::GetInstance()->Clean();
126 140
127 G4VPhysicalVolume* DetectorConstruction::Const <<
128 { <<
129 UpdateParameters(); <<
130 // 141 //
131 // Ecal 142 // Ecal
132 // 143 //
133 if (!fPhysiEcal) { << 144 solidEcal = new G4Tubs("Ecal",0.,EcalRadius,0.5*EcalLength,0.,360*deg);
134 fSolidEcal = new G4Tubs("Ecal", 0., fEcalR << 145 logicEcal = new G4LogicalVolume( solidEcal,myMaterial,"Ecal",0,0,0);
135 fLogicEcal = new G4LogicalVolume(fSolidEca << 146 physiEcal = new G4PVPlacement(0,G4ThreeVector(),
136 fPhysiEcal = new G4PVPlacement(0, G4ThreeV << 147 logicEcal,"Ecal",0,false,0);
137 } << 148
138 G4cout << "\n Absorber is " << G4BestUnit(fE << 149 G4cout << "Absorber is " << G4BestUnit(EcalLength,"Length")
139 << " R= " << fEcalRadius / cm << " c << 150 << " of " << myMaterial->GetName() << G4endl;
140 << G4endl; << 151 G4cout << myMaterial << G4endl;
141 G4cout << fMaterial << G4endl; << 152
142 // 153 //
143 // always return the physical World << 154 //always return the physical World
144 // 155 //
145 return fPhysiEcal; << 156 return physiEcal;
146 } 157 }
147 158
148 //....oooOO0OOooo........oooOO0OOooo........oo 159 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
149 160
150 void DetectorConstruction::SetMaterial(const G 161 void DetectorConstruction::SetMaterial(const G4String& materialChoice)
151 { 162 {
152 // search the material by its name 163 // search the material by its name
153 G4Material* pttoMaterial = G4NistManager::In << 164 G4Material* pttoMaterial =
>> 165 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
154 166
155 if (pttoMaterial && fMaterial != pttoMateria << 167 if (pttoMaterial) {
156 fMaterial = pttoMaterial; << 168 myMaterial = pttoMaterial;
157 if (fLogicEcal) { << 169 if(logicEcal) logicEcal->SetMaterial(myMaterial);
158 fLogicEcal->SetMaterial(fMaterial); <<
159 } <<
160 G4RunManager::GetRunManager()->PhysicsHasB 170 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
161 } 171 }
162 } 172 }
163 173
164 //....oooOO0OOooo........oooOO0OOooo........oo 174 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
165 175
166 void DetectorConstruction::SetLBining(G4ThreeV 176 void DetectorConstruction::SetLBining(G4ThreeVector Value)
167 { 177 {
168 fNLtot = (G4int)Value(0); << 178 nLtot = (G4int)Value(0);
169 if (fNLtot > kMaxBin) { << 179 if (nLtot > MaxBin) {
170 G4cout << "\n ---> warning from SetLBining << 180 G4cout << "\n ---> warning from SetLBining: "
171 << G4endl; << 181 << nLtot << " truncated to " << MaxBin << G4endl;
172 fNLtot = kMaxBin; << 182 nLtot = MaxBin;
173 } << 183 }
174 fDLradl = Value(1); << 184 dLradl = Value(1);
175 UpdateParameters(); <<
176 } 185 }
177 186
178 //....oooOO0OOooo........oooOO0OOooo........oo 187 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
179 188
180 void DetectorConstruction::SetRBining(G4ThreeV 189 void DetectorConstruction::SetRBining(G4ThreeVector Value)
181 { 190 {
182 fNRtot = (G4int)Value(0); << 191 nRtot = (G4int)Value(0);
183 if (fNRtot > kMaxBin) { << 192 if (nRtot > MaxBin) {
184 G4cout << "\n ---> warning from SetRBining << 193 G4cout << "\n ---> warning from SetRBining: "
185 << G4endl; << 194 << nRtot << " truncated to " << MaxBin << G4endl;
186 fNRtot = kMaxBin; << 195 nRtot = MaxBin;
187 } << 196 }
188 fDRradl = Value(1); << 197 dRradl = Value(1);
189 UpdateParameters(); <<
190 } 198 }
191 199
192 //....oooOO0OOooo........oooOO0OOooo........oo 200 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
193 201
194 void DetectorConstruction::ConstructSDandField << 202 void DetectorConstruction::SetMagField(G4double fieldValue)
195 { 203 {
196 if (fFieldMessenger.Get() == nullptr) { << 204 //apply a global uniform magnetic field along Z axis
197 // Create global magnetic field messenger. << 205 G4FieldManager* fieldMgr
198 // Uniform magnetic field is then created << 206 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
199 // the field value is not zero. << 207
200 G4ThreeVector fieldValue = G4ThreeVector() << 208 if(magField) delete magField; //delete the existing magn field
201 G4GlobalMagFieldMessenger* msg = new G4Glo << 209
202 // msg->SetVerboseLevel(1); << 210 if(fieldValue!=0.) // create a new one if non nul
203 G4AutoDelete::Register(msg); << 211 { magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
204 fFieldMessenger.Put(msg); << 212 fieldMgr->SetDetectorField(magField);
>> 213 fieldMgr->CreateChordFinder(magField);
>> 214 } else {
>> 215 magField = 0;
>> 216 fieldMgr->SetDetectorField(magField);
205 } 217 }
>> 218 }
>> 219
>> 220 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 221
>> 222 void DetectorConstruction::UpdateGeometry()
>> 223 {
>> 224 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
206 } 225 }
207 226
208 //....oooOO0OOooo........oooOO0OOooo........oo 227 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
209 228