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25 // 25 //
26 /// \file electromagnetic/TestEm2/src/Detector 26 /// \file electromagnetic/TestEm2/src/DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConst 27 /// \brief Implementation of the DetectorConstruction class
28 // 28 //
>> 29 //
>> 30 // $Id$
>> 31
29 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
30 //....oooOO0OOooo........oooOO0OOooo........oo 33 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 34
32 #include "DetectorConstruction.hh" 35 #include "DetectorConstruction.hh"
33 <<
34 #include "DetectorMessenger.hh" 36 #include "DetectorMessenger.hh"
35 37
36 #include "G4AutoDelete.hh" << 38 #include "G4Tubs.hh"
37 #include "G4GeometryManager.hh" <<
38 #include "G4GlobalMagFieldMessenger.hh" <<
39 #include "G4LogicalVolume.hh" 39 #include "G4LogicalVolume.hh"
40 #include "G4LogicalVolumeStore.hh" <<
41 #include "G4NistManager.hh" <<
42 #include "G4PVPlacement.hh" 40 #include "G4PVPlacement.hh"
>> 41 #include "G4UniformMagField.hh"
>> 42
>> 43 #include "G4GeometryManager.hh"
43 #include "G4PhysicalVolumeStore.hh" 44 #include "G4PhysicalVolumeStore.hh"
44 #include "G4RunManager.hh" << 45 #include "G4LogicalVolumeStore.hh"
45 #include "G4SolidStore.hh" 46 #include "G4SolidStore.hh"
46 #include "G4SystemOfUnits.hh" << 47
47 #include "G4Tubs.hh" << 48 #include "G4FieldManager.hh"
>> 49 #include "G4TransportationManager.hh"
>> 50
>> 51 #include "G4NistManager.hh"
>> 52 #include "G4RunManager.hh"
>> 53
48 #include "G4UnitsTable.hh" 54 #include "G4UnitsTable.hh"
>> 55 #include "G4SystemOfUnits.hh"
49 56
50 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51 58
52 DetectorConstruction::DetectorConstruction() 59 DetectorConstruction::DetectorConstruction()
>> 60 :fNLtot(40),fNRtot(50),fDLradl(0.5),fDRradl(0.1),
>> 61 fDLlength(0.),fDRlength(0.),
>> 62 fMaterial(0),fMagField(0),
>> 63 fEcalLength(0.),fEcalRadius(0.),
>> 64 fSolidEcal(0),fLogicEcal(0),fPhysiEcal(0)
53 { 65 {
54 DefineMaterials(); 66 DefineMaterials();
55 SetMaterial("G4_PbWO4"); 67 SetMaterial("G4_PbWO4");
56 fDetectorMessenger = new DetectorMessenger(t 68 fDetectorMessenger = new DetectorMessenger(this);
57 } 69 }
58 70
59 //....oooOO0OOooo........oooOO0OOooo........oo 71 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60 72
61 DetectorConstruction::~DetectorConstruction() 73 DetectorConstruction::~DetectorConstruction()
>> 74 { delete fDetectorMessenger;}
>> 75
>> 76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 77
>> 78 G4VPhysicalVolume* DetectorConstruction::Construct()
62 { 79 {
63 delete fDetectorMessenger; << 80 return ConstructVolumes();
64 } 81 }
65 82
66 //....oooOO0OOooo........oooOO0OOooo........oo 83 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67 84
68 void DetectorConstruction::DefineMaterials() 85 void DetectorConstruction::DefineMaterials()
69 { 86 {
70 // 87 //
71 // define few Elements by hand 88 // define few Elements by hand
72 // 89 //
73 G4double a, z; 90 G4double a, z;
74 << 91
75 G4Element* H = new G4Element("Hydrogen", "H" << 92 G4Element* H = new G4Element("Hydrogen", "H", z= 1., a= 1.01*g/mole);
76 G4Element* O = new G4Element("Oxygen", "O", << 93 G4Element* O = new G4Element("Oxygen" , "O", z= 8., a= 16.00*g/mole);
77 G4Element* Ge = new G4Element("Germanium", " << 94 G4Element* Ge = new G4Element("Germanium", "Ge",z=32., a= 72.59*g/mole);
78 G4Element* Bi = new G4Element("Bismuth", "Bi << 95 G4Element* Bi = new G4Element("Bismuth", "Bi",z=83., a= 208.98*g/mole);
79 96
80 // 97 //
81 // define materials 98 // define materials
82 // 99 //
83 G4double density; 100 G4double density;
84 G4int ncomponents, natoms; 101 G4int ncomponents, natoms;
85 102
86 // water with ionisation potential 78 eV 103 // water with ionisation potential 78 eV
87 G4Material* H2O = new G4Material("Water", de << 104 G4Material* H2O =
88 H2O->AddElement(H, natoms = 2); << 105 new G4Material("Water", density= 1.00*g/cm3, ncomponents=2);
89 H2O->AddElement(O, natoms = 1); << 106 H2O->AddElement(H, natoms=2);
90 H2O->GetIonisation()->SetMeanExcitationEnerg << 107 H2O->AddElement(O, natoms=1);
>> 108 H2O->GetIonisation()->SetMeanExcitationEnergy(78.0*eV);
91 109
92 // pure materails 110 // pure materails
93 new G4Material("liquidArgon", z = 18., a = 3 << 111 new G4Material("liquidArgon", z=18., a= 39.95*g/mole, density= 1.390*g/cm3);
94 new G4Material("Aluminium", z = 13., a = 26. << 112 new G4Material("Aluminium", z=13., a= 26.98*g/mole, density= 2.7*g/cm3);
95 new G4Material("Iron", z = 26., a = 55.85 * << 113 new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.87*g/cm3);
96 new G4Material("Copper", z = 29., a = 63.55 << 114 new G4Material("Copper", z=29., a= 63.55*g/mole, density= 8.960*g/cm3);
97 new G4Material("Tungsten", z = 74., a = 183. << 115 new G4Material("Tungsten", z=74., a=183.84*g/mole, density=19.35*g/cm3);
98 new G4Material("Lead", z = 82., a = 207.19 * << 116 new G4Material("Lead", z=82., a=207.19*g/mole, density=11.35*g/cm3);
99 new G4Material("Uranium", z = 92., a = 238.0 << 117 new G4Material("Uranium" , z=92., a=238.03*g/mole, density= 18.95*g/cm3);
100 118
101 // compound material 119 // compound material
102 G4Material* BGO = new G4Material("BGO", dens << 120 G4Material* BGO =
103 BGO->AddElement(O, natoms = 12); << 121 new G4Material("BGO", density= 7.10*g/cm3, ncomponents=3);
104 BGO->AddElement(Ge, natoms = 3); << 122 BGO->AddElement(O , natoms=12);
105 BGO->AddElement(Bi, natoms = 4); << 123 BGO->AddElement(Ge, natoms= 3);
>> 124 BGO->AddElement(Bi, natoms= 4);
106 125
107 ////G4cout << *(G4Material::GetMaterialTable << 126 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
108 } 127 }
109 128
110 //....oooOO0OOooo........oooOO0OOooo........oo 129 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
111 130
112 void DetectorConstruction::UpdateParameters() << 131 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
113 { 132 {
114 G4double Radl = fMaterial->GetRadlen(); 133 G4double Radl = fMaterial->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 } <<
124 134
125 //....oooOO0OOooo........oooOO0OOooo........oo << 135 fDLlength = fDLradl*Radl; fDRlength = fDRradl*Radl;
>> 136 fEcalLength = fNLtot*fDLlength; fEcalRadius = fNRtot*fDRlength;
>> 137
>> 138 // Cleanup old geometry
>> 139 G4GeometryManager::GetInstance()->OpenGeometry();
>> 140 G4PhysicalVolumeStore::GetInstance()->Clean();
>> 141 G4LogicalVolumeStore::GetInstance()->Clean();
>> 142 G4SolidStore::GetInstance()->Clean();
126 143
127 G4VPhysicalVolume* DetectorConstruction::Const <<
128 { <<
129 UpdateParameters(); <<
130 // 144 //
131 // Ecal 145 // Ecal
132 // 146 //
133 if (!fPhysiEcal) { << 147 fSolidEcal = new G4Tubs("Ecal",0.,fEcalRadius,0.5*fEcalLength,0.,360*deg);
134 fSolidEcal = new G4Tubs("Ecal", 0., fEcalR << 148 fLogicEcal = new G4LogicalVolume( fSolidEcal,fMaterial,"Ecal",0,0,0);
135 fLogicEcal = new G4LogicalVolume(fSolidEca << 149 fPhysiEcal = new G4PVPlacement(0,G4ThreeVector(),
136 fPhysiEcal = new G4PVPlacement(0, G4ThreeV << 150 fLogicEcal,"Ecal",0,false,0);
137 } << 151
138 G4cout << "\n Absorber is " << G4BestUnit(fE << 152 G4cout << "Absorber is " << G4BestUnit(fEcalLength,"Length")
139 << " R= " << fEcalRadius / cm << " c << 153 << " of " << fMaterial->GetName() << G4endl;
140 << G4endl; << 154 G4cout << fMaterial << G4endl;
141 G4cout << fMaterial << G4endl; << 155
142 // 156 //
143 // always return the physical World << 157 //always return the physical World
144 // 158 //
145 return fPhysiEcal; 159 return fPhysiEcal;
146 } 160 }
147 161
148 //....oooOO0OOooo........oooOO0OOooo........oo 162 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
149 163
150 void DetectorConstruction::SetMaterial(const G 164 void DetectorConstruction::SetMaterial(const G4String& materialChoice)
151 { 165 {
152 // search the material by its name 166 // search the material by its name
153 G4Material* pttoMaterial = G4NistManager::In << 167 G4Material* pttoMaterial =
>> 168 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
154 169
155 if (pttoMaterial && fMaterial != pttoMateria << 170 if (pttoMaterial) {
156 fMaterial = pttoMaterial; 171 fMaterial = pttoMaterial;
157 if (fLogicEcal) { << 172 if(fLogicEcal) fLogicEcal->SetMaterial(fMaterial);
158 fLogicEcal->SetMaterial(fMaterial); <<
159 } <<
160 G4RunManager::GetRunManager()->PhysicsHasB 173 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
161 } 174 }
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 fNLtot = (G4int)Value(0);
169 if (fNLtot > kMaxBin) { << 182 if (fNLtot > MaxBin) {
170 G4cout << "\n ---> warning from SetLBining << 183 G4cout << "\n ---> warning from SetLBining: "
171 << G4endl; << 184 << fNLtot << " truncated to " << MaxBin << G4endl;
172 fNLtot = kMaxBin; << 185 fNLtot = MaxBin;
173 } << 186 }
174 fDLradl = Value(1); 187 fDLradl = 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 fNRtot = (G4int)Value(0);
183 if (fNRtot > kMaxBin) { << 195 if (fNRtot > MaxBin) {
184 G4cout << "\n ---> warning from SetRBining << 196 G4cout << "\n ---> warning from SetRBining: "
185 << G4endl; << 197 << fNRtot << " truncated to " << MaxBin << G4endl;
186 fNRtot = kMaxBin; << 198 fNRtot = MaxBin;
187 } << 199 }
188 fDRradl = Value(1); 200 fDRradl = Value(1);
189 UpdateParameters(); <<
190 } 201 }
191 202
192 //....oooOO0OOooo........oooOO0OOooo........oo 203 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
193 204
194 void DetectorConstruction::ConstructSDandField << 205 void DetectorConstruction::SetMagField(G4double fieldValue)
195 { 206 {
196 if (fFieldMessenger.Get() == nullptr) { << 207 //apply a global uniform magnetic field along Z axis
197 // Create global magnetic field messenger. << 208 G4FieldManager* fieldMgr
198 // Uniform magnetic field is then created << 209 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
199 // the field value is not zero. << 210
200 G4ThreeVector fieldValue = G4ThreeVector() << 211 if(fMagField) delete fMagField; //delete the existing magn field
201 G4GlobalMagFieldMessenger* msg = new G4Glo << 212
202 // msg->SetVerboseLevel(1); << 213 if(fieldValue!=0.) // create a new one if non nul
203 G4AutoDelete::Register(msg); << 214 { fMagField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
204 fFieldMessenger.Put(msg); << 215 fieldMgr->SetDetectorField(fMagField);
>> 216 fieldMgr->CreateChordFinder(fMagField);
>> 217 } else {
>> 218 fMagField = 0;
>> 219 fieldMgr->SetDetectorField(fMagField);
205 } 220 }
>> 221 }
>> 222
>> 223 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 224
>> 225 void DetectorConstruction::UpdateGeometry()
>> 226 {
>> 227 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
206 } 228 }
207 229
208 //....oooOO0OOooo........oooOO0OOooo........oo 230 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
209 231