| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 /// \file electromagnetic/TestEm5/src/Detector 26 /// \file electromagnetic/TestEm5/src/DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConst 27 /// \brief Implementation of the DetectorConstruction class
28 // 28 //
>> 29 // $Id$
29 // 30 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 33
33 #include "DetectorConstruction.hh" 34 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 35 #include "DetectorMessenger.hh"
36 36
37 #include "G4AutoDelete.hh" << 37 #include "G4Material.hh"
38 #include "G4Box.hh" 38 #include "G4Box.hh"
39 #include "G4GeometryManager.hh" <<
40 #include "G4GlobalMagFieldMessenger.hh" <<
41 #include "G4LogicalVolume.hh" 39 #include "G4LogicalVolume.hh"
42 #include "G4LogicalVolumeStore.hh" <<
43 #include "G4Material.hh" <<
44 #include "G4NistManager.hh" <<
45 #include "G4PVPlacement.hh" 40 #include "G4PVPlacement.hh"
46 #include "G4PhysicalConstants.hh" << 41 #include "G4UniformMagField.hh"
>> 42
>> 43 #include "G4GeometryManager.hh"
47 #include "G4PhysicalVolumeStore.hh" 44 #include "G4PhysicalVolumeStore.hh"
48 #include "G4RunManager.hh" << 45 #include "G4LogicalVolumeStore.hh"
49 #include "G4SolidStore.hh" 46 #include "G4SolidStore.hh"
50 #include "G4SystemOfUnits.hh" << 47
51 #include "G4UniformMagField.hh" <<
52 #include "G4UnitsTable.hh" 48 #include "G4UnitsTable.hh"
>> 49 #include "G4NistManager.hh"
>> 50 #include "G4RunManager.hh"
>> 51
>> 52 #include "G4PhysicalConstants.hh"
>> 53 #include "G4SystemOfUnits.hh"
53 54
54 //....oooOO0OOooo........oooOO0OOooo........oo 55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 56
56 DetectorConstruction::DetectorConstruction() 57 DetectorConstruction::DetectorConstruction()
>> 58 :fAbsorberMaterial(0),fWorldMaterial(0),fDefaultWorld(true),
>> 59 fSolidWorld(0),fLogicWorld(0),fPhysiWorld(0),
>> 60 fSolidAbsorber(0),fLogicAbsorber(0),fPhysiAbsorber(0),
>> 61 fMagField(0)
57 { 62 {
58 // default parameter values of the calorimet 63 // default parameter values of the calorimeter
59 fAbsorberThickness = 1. * cm; << 64 fAbsorberThickness = 1.*cm;
60 fAbsorberSizeYZ = 2. * cm; << 65 fAbsorberSizeYZ = 2.*cm;
61 fXposAbs = 0. * cm; << 66 fXposAbs = 0.*cm;
62 ComputeGeomParameters(); << 67 ComputeCalorParameters();
63 << 68
64 // materials << 69 // materials
65 DefineMaterials(); 70 DefineMaterials();
66 SetWorldMaterial("G4_Galactic"); << 71 SetWorldMaterial ("Galactic");
67 SetAbsorberMaterial("G4_Si"); << 72 SetAbsorberMaterial("Silicon");
68 << 73
69 // create commands for interactive definitio << 74 // create commands for interactive definition of the calorimeter
70 fDetectorMessenger = new DetectorMessenger(t 75 fDetectorMessenger = new DetectorMessenger(this);
71 } 76 }
72 77
73 //....oooOO0OOooo........oooOO0OOooo........oo 78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
74 79
75 DetectorConstruction::~DetectorConstruction() 80 DetectorConstruction::~DetectorConstruction()
76 { << 81 {
77 delete fDetectorMessenger; 82 delete fDetectorMessenger;
78 } 83 }
79 84
80 //....oooOO0OOooo........oooOO0OOooo........oo 85 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
81 86
82 void DetectorConstruction::DefineMaterials() << 87 G4VPhysicalVolume* DetectorConstruction::Construct()
83 { 88 {
84 // This function illustrates the possible wa << 89 return ConstructCalorimeter();
>> 90 }
85 91
86 G4String symbol; // a=mass of a mole; << 92 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
87 G4double a, z, density; // z=mean number of << 93
>> 94 void DetectorConstruction::DefineMaterials()
>> 95 {
>> 96 //This function illustrates the possible ways to define materials
>> 97
>> 98 G4String symbol; //a=mass of a mole;
>> 99 G4double a, z, density; //z=mean number of protons;
88 100
89 G4int ncomponents, natoms; 101 G4int ncomponents, natoms;
90 G4double fractionmass; 102 G4double fractionmass;
91 G4double temperature, pressure; 103 G4double temperature, pressure;
92 << 104
93 // 105 //
94 // define Elements 106 // define Elements
95 // 107 //
96 108
97 G4Element* H = new G4Element("Hydrogen", sym << 109 G4Element* H = new G4Element("Hydrogen",symbol="H", z= 1, a= 1.01*g/mole);
98 G4Element* C = new G4Element("Carbon", symbo << 110 G4Element* C = new G4Element("Carbon", symbol="C", z= 6, a= 12.01*g/mole);
99 G4Element* N = new G4Element("Nitrogen", sym << 111 G4Element* N = new G4Element("Nitrogen",symbol="N", z= 7, a= 14.01*g/mole);
100 G4Element* O = new G4Element("Oxygen", symbo << 112 G4Element* O = new G4Element("Oxygen", symbol="O", z= 8, a= 16.00*g/mole);
101 G4Element* Na = new G4Element("Sodium", symb << 113 G4Element* Na = new G4Element("Sodium", symbol="Na", z=11, a= 22.99*g/mole);
102 G4Element* Ar = new G4Element("Argon", symbo << 114 G4Element* Ar = new G4Element("Argon", symbol="Ar", z=18, a= 39.95*g/mole);
103 G4Element* I = new G4Element("Iodine", symbo << 115 G4Element* I = new G4Element("Iodine", symbol="I" , z=53, a= 126.90*g/mole);
104 G4Element* Xe = new G4Element("Xenon", symbo << 116 G4Element* Xe = new G4Element("Xenon", symbol="Xe", z=54, a= 131.29*g/mole);
105 117
106 // 118 //
107 // define simple materials 119 // define simple materials
108 // 120 //
109 121
110 new G4Material("H2Liq", z = 1, a = 1.01 * g << 122 new G4Material("H2Liq" , z= 1, a= 1.01*g/mole, density= 70.8*mg/cm3);
111 new G4Material("Beryllium", z = 4, a = 9.01 << 123 new G4Material("Beryllium", z= 4, a= 9.01*g/mole, density= 1.848*g/cm3);
112 new G4Material("Aluminium", z = 13, a = 26.9 << 124 new G4Material("Aluminium", z=13, a=26.98*g/mole, density= 2.700*g/cm3);
113 new G4Material("Silicon", z = 14, a = 28.09 << 125 new G4Material("Silicon" , z=14, a=28.09*g/mole, density= 2.330*g/cm3);
114 << 126
115 G4Material* lAr = new G4Material("liquidArgo << 127 G4Material* lAr =
116 lAr->AddElement(Ar, natoms = 1); << 128 new G4Material("liquidArgon", density= 1.390*g/cm3, ncomponents=1);
117 << 129 lAr->AddElement(Ar, natoms=1);
118 new G4Material("Iron", z = 26, a = 55.85 * g << 130
119 new G4Material("Copper", z = 29, a = 63.55 * << 131 new G4Material("Iron", z=26, a= 55.85*g/mole, density= 7.870*g/cm3);
120 new G4Material("Germanium", z = 32, a = 72.6 << 132 new G4Material("Copper", z=29, a= 63.55*g/mole, density= 8.960*g/cm3);
121 new G4Material("Silver", z = 47, a = 107.87 << 133 new G4Material("Germanium",z=32, a= 72.61*g/mole, density= 5.323*g/cm3);
122 new G4Material("Tungsten", z = 74, a = 183.8 << 134 new G4Material("Silver", z=47, a=107.87*g/mole, density= 10.50*g/cm3);
123 new G4Material("Gold", z = 79, a = 196.97 * << 135 new G4Material("Tungsten", z=74, a=183.85*g/mole, density= 19.30*g/cm3);
124 new G4Material("Lead", z = 82, a = 207.19 * << 136 new G4Material("Gold", z=79, a=196.97*g/mole, density= 19.32*g/cm3);
>> 137 new G4Material("Lead", z=82, a=207.19*g/mole, density= 11.35*g/cm3);
125 138
126 // 139 //
127 // define a material from elements. case 1 140 // define a material from elements. case 1: chemical molecule
128 // 141 //
129 142
130 G4Material* H2O = new G4Material("Water", de << 143 G4Material* H2O = new G4Material("Water", density= 1.000*g/cm3, ncomponents=2);
131 H2O->AddElement(H, natoms = 2); << 144 H2O->AddElement(H, natoms=2);
132 H2O->AddElement(O, natoms = 1); << 145 H2O->AddElement(O, natoms=1);
133 H2O->GetIonisation()->SetMeanExcitationEnerg << 146 H2O->GetIonisation()->SetMeanExcitationEnergy(78*eV);
134 << 147
135 G4Material* CH = new G4Material("Plastic", d << 148 G4Material* CH = new G4Material("Plastic", density= 1.04*g/cm3, ncomponents=2);
136 CH->AddElement(C, natoms = 1); << 149 CH->AddElement(C, natoms=1);
137 CH->AddElement(H, natoms = 1); << 150 CH->AddElement(H, natoms=1);
138 << 151
139 G4Material* NaI = new G4Material("NaI", dens << 152 G4Material* NaI = new G4Material("NaI", density= 3.67*g/cm3, ncomponents=2);
140 NaI->AddElement(Na, natoms = 1); << 153 NaI->AddElement(Na, natoms=1);
141 NaI->AddElement(I, natoms = 1); << 154 NaI->AddElement(I , natoms=1);
142 NaI->GetIonisation()->SetMeanExcitationEnerg << 155 NaI->GetIonisation()->SetMeanExcitationEnergy(452*eV);
143 156
144 // 157 //
145 // define a material from elements. case 2 158 // define a material from elements. case 2: mixture by fractional mass
146 // 159 //
147 160
148 G4Material* Air = new G4Material("Air", dens << 161 G4Material* Air = new G4Material("Air", density= 1.290*mg/cm3, ncomponents=2);
149 Air->AddElement(N, fractionmass = 0.7); << 162 Air->AddElement(N, fractionmass=0.7);
150 Air->AddElement(O, fractionmass = 0.3); << 163 Air->AddElement(O, fractionmass=0.3);
151 << 164
152 G4Material* Air20 = new G4Material("Air20", << 165 G4Material* Air20 =
153 kStateGas << 166 new G4Material("Air20", density= 1.205*mg/cm3, ncomponents=2,
154 Air20->AddElement(N, fractionmass = 0.7); << 167 kStateGas, 293.*kelvin, 1.*atmosphere);
155 Air20->AddElement(O, fractionmass = 0.3); << 168 Air20->AddElement(N, fractionmass=0.7);
156 << 169 Air20->AddElement(O, fractionmass=0.3);
157 // Graphite << 170
158 // << 171 //Graphite
159 G4Material* Graphite = new G4Material("Graph << 172 //
160 Graphite->AddElement(C, fractionmass = 1.); << 173 G4Material* Graphite =
161 << 174 new G4Material("Graphite", density= 1.7*g/cm3, ncomponents=1);
162 // Havar << 175 Graphite->AddElement(C, fractionmass=1.);
163 // << 176
164 G4Element* Cr = new G4Element("Chrome", "Cr" << 177 //Havar
165 G4Element* Fe = new G4Element("Iron", "Fe", << 178 //
166 G4Element* Co = new G4Element("Cobalt", "Co" << 179 G4Element* Cr = new G4Element("Chrome", "Cr", z=25, a= 51.996*g/mole);
167 G4Element* Ni = new G4Element("Nickel", "Ni" << 180 G4Element* Fe = new G4Element("Iron" , "Fe", z=26, a= 55.845*g/mole);
168 G4Element* W = new G4Element("Tungsten", "W" << 181 G4Element* Co = new G4Element("Cobalt", "Co", z=27, a= 58.933*g/mole);
169 << 182 G4Element* Ni = new G4Element("Nickel", "Ni", z=28, a= 58.693*g/mole);
170 G4Material* Havar = new G4Material("Havar", << 183 G4Element* W = new G4Element("Tungsten","W", z=74, a= 183.850*g/mole);
171 Havar->AddElement(Cr, fractionmass = 0.1785) << 184
172 Havar->AddElement(Fe, fractionmass = 0.1822) << 185 G4Material* Havar =
173 Havar->AddElement(Co, fractionmass = 0.4452) << 186 new G4Material("Havar", density= 8.3*g/cm3, ncomponents=5);
174 Havar->AddElement(Ni, fractionmass = 0.1310) << 187 Havar->AddElement(Cr, fractionmass=0.1785);
175 Havar->AddElement(W, fractionmass = 0.0631); << 188 Havar->AddElement(Fe, fractionmass=0.1822);
>> 189 Havar->AddElement(Co, fractionmass=0.4452);
>> 190 Havar->AddElement(Ni, fractionmass=0.1310);
>> 191 Havar->AddElement(W , fractionmass=0.0631);
176 192
177 // 193 //
178 // examples of gas 194 // examples of gas
179 // << 195 //
180 new G4Material("ArgonGas", z = 18, a = 39.94 << 196 new G4Material("ArgonGas", z=18, a=39.948*g/mole, density= 1.782*mg/cm3,
181 273.15 * kelvin, 1 * atmosphe << 197 kStateGas, 273.15*kelvin, 1*atmosphere);
182 << 198
183 new G4Material("XenonGas", z = 54, a = 131.2 << 199 new G4Material("XenonGas", z=54, a=131.29*g/mole, density= 5.458*mg/cm3,
184 293.15 * kelvin, 1 * atmosphe << 200 kStateGas, 293.15*kelvin, 1*atmosphere);
185 << 201
186 G4Material* CO2 = new G4Material("CarbonicGa << 202 G4Material* CO2 =
187 CO2->AddElement(C, natoms = 1); << 203 new G4Material("CarbonicGas", density= 1.977*mg/cm3, ncomponents=2);
188 CO2->AddElement(O, natoms = 2); << 204 CO2->AddElement(C, natoms=1);
189 << 205 CO2->AddElement(O, natoms=2);
190 G4Material* ArCO2 = new G4Material("ArgonCO2 << 206
191 ArCO2->AddElement(Ar, fractionmass = 0.7844) << 207 G4Material* ArCO2 =
192 ArCO2->AddMaterial(CO2, fractionmass = 0.215 << 208 new G4Material("ArgonCO2", density= 1.8223*mg/cm3, ncomponents=2);
>> 209 ArCO2->AddElement (Ar, fractionmass=0.7844);
>> 210 ArCO2->AddMaterial(CO2, fractionmass=0.2156);
193 211
194 // another way to define mixture of gas per << 212 //another way to define mixture of gas per volume
195 G4Material* NewArCO2 = 213 G4Material* NewArCO2 =
196 new G4Material("NewArgonCO2", density = 1. << 214 new G4Material("NewArgonCO2", density= 1.8223*mg/cm3, ncomponents=3);
197 NewArCO2->AddElement(Ar, natoms = 8); << 215 NewArCO2->AddElement (Ar, natoms=8);
198 NewArCO2->AddElement(C, natoms = 2); << 216 NewArCO2->AddElement (C, natoms=2);
199 NewArCO2->AddElement(O, natoms = 4); << 217 NewArCO2->AddElement (O, natoms=4);
200 << 218
201 G4Material* ArCH4 = new G4Material("ArgonCH4 << 219 G4Material* ArCH4 =
202 ArCH4->AddElement(Ar, natoms = 93); << 220 new G4Material("ArgonCH4", density= 1.709*mg/cm3, ncomponents=3);
203 ArCH4->AddElement(C, natoms = 7); << 221 ArCH4->AddElement (Ar, natoms=93);
204 ArCH4->AddElement(H, natoms = 28); << 222 ArCH4->AddElement (C, natoms=7);
205 << 223 ArCH4->AddElement (H, natoms=28);
206 G4Material* XeCH = new G4Material("XenonMeth << 224
207 ncomponent << 225 G4Material* XeCH =
208 XeCH->AddElement(Xe, natoms = 875); << 226 new G4Material("XenonMethanePropane", density= 4.9196*mg/cm3, ncomponents=3,
209 XeCH->AddElement(C, natoms = 225); << 227 kStateGas, 293.15*kelvin, 1*atmosphere);
210 XeCH->AddElement(H, natoms = 700); << 228 XeCH->AddElement (Xe, natoms=875);
211 << 229 XeCH->AddElement (C, natoms=225);
212 G4Material* steam = new G4Material("WaterSte << 230 XeCH->AddElement (H, natoms=700);
213 steam->AddMaterial(H2O, fractionmass = 1.); << 231
214 steam->GetIonisation()->SetMeanExcitationEne << 232 G4Material* steam =
215 << 233 new G4Material("WaterSteam", density= 1.0*mg/cm3, ncomponents=1);
216 G4Material* rock1 = new G4Material("Standard << 234 steam->AddMaterial(H2O, fractionmass=1.);
217 rock1->AddElement(Na, 1); << 235 steam->GetIonisation()->SetMeanExcitationEnergy(71.6*eV);
218 236
219 // 237 //
220 // example of vacuum 238 // example of vacuum
221 // 239 //
222 density = universe_mean_density; // from Ph << 240
223 pressure = 3.e-18 * pascal; << 241 density = universe_mean_density; //from PhysicalConstants.h
224 temperature = 2.73 * kelvin; << 242 pressure = 3.e-18*pascal;
225 new G4Material("Galactic", z = 1, a = 1.01 * << 243 temperature = 2.73*kelvin;
>> 244 new G4Material("Galactic", z=1, a=1.01*g/mole,density,
>> 245 kStateGas,temperature,pressure);
226 } 246 }
227 247
228 //....oooOO0OOooo........oooOO0OOooo........oo 248 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
229 249
230 void DetectorConstruction::ComputeGeomParamete << 250 void DetectorConstruction::ComputeCalorParameters()
231 { 251 {
232 // Compute derived parameters of the calorim 252 // Compute derived parameters of the calorimeter
233 fXstartAbs = fXposAbs - 0.5 * fAbsorberThick << 253 fXstartAbs = fXposAbs-0.5*fAbsorberThickness;
234 fXendAbs = fXposAbs + 0.5 * fAbsorberThickne << 254 fXendAbs = fXposAbs+0.5*fAbsorberThickness;
235 << 255
236 G4double xmax = std::max(std::abs(fXstartAbs << 256 if (fDefaultWorld) {
237 fWorldSizeX = 2.4 * xmax; << 257 fWorldSizeX = 1.5*fAbsorberThickness; fWorldSizeYZ= 1.2*fAbsorberSizeYZ;
238 fWorldSizeYZ = 1.2 * fAbsorberSizeYZ; << 258 }
239 if (nullptr != fPhysiWorld) { <<
240 ChangeGeometry(); <<
241 } <<
242 } 259 }
243 260
244 //....oooOO0OOooo........oooOO0OOooo........oo 261 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
245 << 262
246 G4VPhysicalVolume* DetectorConstruction::Const << 263 G4VPhysicalVolume* DetectorConstruction::ConstructCalorimeter()
247 { << 264 {
248 if (nullptr != fPhysiWorld) { << 265 // Cleanup old geometry
249 return fPhysiWorld; << 266 //
250 } << 267 G4GeometryManager::GetInstance()->OpenGeometry();
>> 268 G4PhysicalVolumeStore::GetInstance()->Clean();
>> 269 G4LogicalVolumeStore::GetInstance()->Clean();
>> 270 G4SolidStore::GetInstance()->Clean();
>> 271
>> 272 // complete the Calor parameters definition
>> 273 ComputeCalorParameters();
>> 274
251 // World 275 // World
252 // 276 //
253 fSolidWorld = new G4Box("World", // its nam << 277 fSolidWorld = new G4Box("World", //its name
254 fWorldSizeX / 2, fWo << 278 fWorldSizeX/2,fWorldSizeYZ/2,fWorldSizeYZ/2); //its size
255 << 279
256 fLogicWorld = new G4LogicalVolume(fSolidWorl << 280 fLogicWorld = new G4LogicalVolume(fSolidWorld, //its solid
257 fWorldMate << 281 fWorldMaterial, //its material
258 "World"); << 282 "World"); //its name
259 << 283
260 fPhysiWorld = new G4PVPlacement(0, // no ro << 284 fPhysiWorld = new G4PVPlacement(0, //no rotation
261 G4ThreeVecto << 285 G4ThreeVector(), //at (0,0,0)
262 fLogicWorld, << 286 fLogicWorld, //its logical volume
263 "World", // << 287 "World", //its name
264 0, // its m << 288 0, //its mother volume
265 false, // n << 289 false, //no boolean operation
266 0); // copy << 290 0); //copy number
267 << 291
268 // Absorber 292 // Absorber
269 // << 293 //
270 fSolidAbsorber = << 294 fSolidAbsorber = new G4Box("Absorber",
271 new G4Box("Absorber", fAbsorberThickness / << 295 fAbsorberThickness/2,fAbsorberSizeYZ/2,fAbsorberSizeYZ/2);
272 << 296
273 fLogicAbsorber = new G4LogicalVolume(fSolidA << 297 fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, //its solid
274 fAbsorb << 298 fAbsorberMaterial, //its material
275 "Absorb << 299 "Absorber"); //its name
276 << 300
277 fPhysiAbsorber = new G4PVPlacement(0, // no << 301 fPhysiAbsorber = new G4PVPlacement(0, //no rotation
278 G4ThreeVe << 302 G4ThreeVector(fXposAbs,0.,0.), //its position
279 fLogicAbs << 303 fLogicAbsorber, //its logical volume
280 "Absorber << 304 "Absorber", //its name
281 fLogicWor << 305 fLogicWorld, //its mother
282 false, / << 306 false, //no boulean operat
283 0); // c << 307 0); //copy number
284 << 308
285 PrintGeomParameters(); << 309 PrintCalorParameters();
286 << 310
287 // always return the physical World << 311 //always return the physical World
288 // 312 //
289 return fPhysiWorld; 313 return fPhysiWorld;
290 } 314 }
291 315
292 //....oooOO0OOooo........oooOO0OOooo........oo 316 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
293 317
294 void DetectorConstruction::PrintGeomParameters << 318 void DetectorConstruction::PrintCalorParameters()
295 { 319 {
296 G4cout << "\n" << fWorldMaterial << G4endl; << 320 G4cout << "\n" << fWorldMaterial << G4endl;
297 G4cout << "\n" << fAbsorberMaterial << G4end 321 G4cout << "\n" << fAbsorberMaterial << G4endl;
298 << 322
299 G4cout << "\n The WORLD is made of " << G << 323 G4cout << "\n The WORLD is made of " << G4BestUnit(fWorldSizeX,"Length")
300 << fWorldMaterial->GetName(); << 324 << " of " << fWorldMaterial->GetName();
301 G4cout << ". The transverse size (YZ) of the << 325 G4cout << ". The transverse size (YZ) of the world is "
302 << G4endl; << 326 << G4BestUnit(fWorldSizeYZ,"Length") << G4endl;
303 G4cout << " The ABSORBER is made of " << G4B << 327 G4cout << " The ABSORBER is made of "
304 << fAbsorberMaterial->GetName(); << 328 <<G4BestUnit(fAbsorberThickness,"Length")
305 G4cout << ". The transverse size (YZ) is " < << 329 << " of " << fAbsorberMaterial->GetName();
306 G4cout << " X position of the middle of the << 330 G4cout << ". The transverse size (YZ) is "
>> 331 << G4BestUnit(fAbsorberSizeYZ,"Length") << G4endl;
>> 332 G4cout << " X position of the middle of the absorber "
>> 333 << G4BestUnit(fXposAbs,"Length");
307 G4cout << G4endl; 334 G4cout << G4endl;
308 } 335 }
309 336
310 //....oooOO0OOooo........oooOO0OOooo........oo 337 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
311 338
312 void DetectorConstruction::SetAbsorberMaterial << 339 void DetectorConstruction::SetAbsorberMaterial(G4String materialChoice)
313 { 340 {
314 // search the material by its name 341 // search the material by its name
315 G4Material* pttoMaterial = G4NistManager::In << 342 G4Material* pttoMaterial =
>> 343 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
316 344
317 if (pttoMaterial && fAbsorberMaterial != ptt 345 if (pttoMaterial && fAbsorberMaterial != pttoMaterial) {
318 fAbsorberMaterial = pttoMaterial; << 346 fAbsorberMaterial = pttoMaterial;
319 if (fLogicAbsorber) { << 347 if(fLogicAbsorber) fLogicAbsorber->SetMaterial(fAbsorberMaterial);
320 fLogicAbsorber->SetMaterial(fAbsorberMat <<
321 } <<
322 G4RunManager::GetRunManager()->PhysicsHasB 348 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
323 } 349 }
324 } 350 }
325 351
326 //....oooOO0OOooo........oooOO0OOooo........oo 352 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
327 353
328 void DetectorConstruction::SetWorldMaterial(co << 354 void DetectorConstruction::SetWorldMaterial(G4String materialChoice)
329 { 355 {
330 // search the material by its name 356 // search the material by its name
331 G4Material* pttoMaterial = G4NistManager::In << 357 G4Material* pttoMaterial =
>> 358 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
332 359
333 if (pttoMaterial && fWorldMaterial != pttoMa 360 if (pttoMaterial && fWorldMaterial != pttoMaterial) {
334 fWorldMaterial = pttoMaterial; << 361 fWorldMaterial = pttoMaterial;
335 if (fLogicWorld) { << 362 if(fLogicWorld) fLogicWorld->SetMaterial(fWorldMaterial);
336 fLogicWorld->SetMaterial(fWorldMaterial) <<
337 } <<
338 G4RunManager::GetRunManager()->PhysicsHasB 363 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
339 } 364 }
340 } 365 }
341 << 366
342 //....oooOO0OOooo........oooOO0OOooo........oo 367 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
343 368
344 void DetectorConstruction::SetAbsorberThicknes 369 void DetectorConstruction::SetAbsorberThickness(G4double val)
345 { 370 {
346 fAbsorberThickness = val; 371 fAbsorberThickness = val;
347 ComputeGeomParameters(); << 372 G4RunManager::GetRunManager()->GeometryHasBeenModified();
348 } << 373 }
349 374
350 //....oooOO0OOooo........oooOO0OOooo........oo 375 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
351 376
352 void DetectorConstruction::SetAbsorberSizeYZ(G 377 void DetectorConstruction::SetAbsorberSizeYZ(G4double val)
353 { 378 {
354 fAbsorberSizeYZ = val; 379 fAbsorberSizeYZ = val;
355 ComputeGeomParameters(); << 380 G4RunManager::GetRunManager()->GeometryHasBeenModified();
356 } << 381 }
357 382
358 //....oooOO0OOooo........oooOO0OOooo........oo 383 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
359 384
360 void DetectorConstruction::SetWorldSizeX(G4dou 385 void DetectorConstruction::SetWorldSizeX(G4double val)
361 { 386 {
362 fWorldSizeX = val; 387 fWorldSizeX = val;
363 ComputeGeomParameters(); << 388 fDefaultWorld = false;
364 } << 389 G4RunManager::GetRunManager()->GeometryHasBeenModified();
>> 390 }
365 391
366 //....oooOO0OOooo........oooOO0OOooo........oo 392 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
367 393
368 void DetectorConstruction::SetWorldSizeYZ(G4do 394 void DetectorConstruction::SetWorldSizeYZ(G4double val)
369 { 395 {
370 fWorldSizeYZ = val; 396 fWorldSizeYZ = val;
371 ComputeGeomParameters(); << 397 fDefaultWorld = false;
372 } << 398 G4RunManager::GetRunManager()->GeometryHasBeenModified();
>> 399 }
373 400
374 //....oooOO0OOooo........oooOO0OOooo........oo 401 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
375 402
376 void DetectorConstruction::SetAbsorberXpos(G4d 403 void DetectorConstruction::SetAbsorberXpos(G4double val)
377 { 404 {
378 fXposAbs = val; << 405 fXposAbs = val;
379 ComputeGeomParameters(); << 406 G4RunManager::GetRunManager()->GeometryHasBeenModified();
380 } << 407 }
381 408
382 //....oooOO0OOooo........oooOO0OOooo........oo 409 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
383 410
384 void DetectorConstruction::ConstructSDandField << 411 #include "G4FieldManager.hh"
>> 412 #include "G4TransportationManager.hh"
>> 413
>> 414 void DetectorConstruction::SetMagField(G4double fieldValue)
385 { 415 {
386 if (fFieldMessenger.Get() == 0) { << 416 //apply a global uniform magnetic field along Z axis
387 // Create global magnetic field messenger. << 417 G4FieldManager* fieldMgr
388 // Uniform magnetic field is then created << 418 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
389 // the field value is not zero. << 419
390 G4ThreeVector fieldValue = G4ThreeVector() << 420 if(fMagField) delete fMagField; //delete the existing magn field
391 G4GlobalMagFieldMessenger* msg = new G4Glo << 421
392 // msg->SetVerboseLevel(1); << 422 if(fieldValue!=0.) // create a new one if non nul
393 G4AutoDelete::Register(msg); << 423 { fMagField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
394 fFieldMessenger.Put(msg); << 424 fieldMgr->SetDetectorField(fMagField);
>> 425 fieldMgr->CreateChordFinder(fMagField);
>> 426 } else {
>> 427 fMagField = NULL;
>> 428 fieldMgr->SetDetectorField(fMagField);
395 } 429 }
396 } 430 }
397 431
398 //....oooOO0OOooo........oooOO0OOooo........oo << 432 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
399 433
400 void DetectorConstruction::ChangeGeometry() << 434 void DetectorConstruction::UpdateGeometry()
401 { 435 {
402 fSolidWorld->SetXHalfLength(fWorldSizeX * 0. << 436 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
403 fSolidWorld->SetYHalfLength(fWorldSizeYZ * 0 << 437 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructCalorimeter());
404 fSolidWorld->SetZHalfLength(fWorldSizeYZ * 0 <<
405 <<
406 fSolidAbsorber->SetXHalfLength(fAbsorberThic <<
407 fSolidAbsorber->SetYHalfLength(fAbsorberSize <<
408 fSolidAbsorber->SetZHalfLength(fAbsorberSize <<
409 } 438 }
410 439
411 //....oooOO0OOooo........oooOO0OOooo........oo 440 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 441
412 442