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26 /// \file electromagnetic/TestEm5/src/Detector << 26 // $Id: DetectorConstruction.cc,v 1.13 2006/09/25 17:06:29 maire Exp $
27 /// \brief Implementation of the DetectorConst << 27 // GEANT4 tag $Name: geant4-08-02 $
28 // <<
29 // 28 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "DetectorConstruction.hh" 32 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 33 #include "DetectorMessenger.hh"
36 34
37 #include "G4AutoDelete.hh" << 35 #include "G4Material.hh"
38 #include "G4Box.hh" 36 #include "G4Box.hh"
39 #include "G4GeometryManager.hh" <<
40 #include "G4GlobalMagFieldMessenger.hh" <<
41 #include "G4LogicalVolume.hh" 37 #include "G4LogicalVolume.hh"
42 #include "G4LogicalVolumeStore.hh" <<
43 #include "G4Material.hh" <<
44 #include "G4NistManager.hh" <<
45 #include "G4PVPlacement.hh" 38 #include "G4PVPlacement.hh"
46 #include "G4PhysicalConstants.hh" << 39 #include "G4UniformMagField.hh"
>> 40
>> 41 #include "G4GeometryManager.hh"
47 #include "G4PhysicalVolumeStore.hh" 42 #include "G4PhysicalVolumeStore.hh"
48 #include "G4RunManager.hh" << 43 #include "G4LogicalVolumeStore.hh"
49 #include "G4SolidStore.hh" 44 #include "G4SolidStore.hh"
50 #include "G4SystemOfUnits.hh" << 45
51 #include "G4UniformMagField.hh" <<
52 #include "G4UnitsTable.hh" 46 #include "G4UnitsTable.hh"
>> 47 #include "G4NistManager.hh"
53 48
54 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 50
56 DetectorConstruction::DetectorConstruction() 51 DetectorConstruction::DetectorConstruction()
>> 52 :AbsorberMaterial(0),WorldMaterial(0),defaultWorld(true),
>> 53 solidWorld(0),logicWorld(0),physiWorld(0),
>> 54 solidAbsorber(0),logicAbsorber(0),physiAbsorber(0),
>> 55 magField(0)
57 { 56 {
58 // default parameter values of the calorimet 57 // default parameter values of the calorimeter
59 fAbsorberThickness = 1. * cm; << 58 AbsorberThickness = 1.*cm;
60 fAbsorberSizeYZ = 2. * cm; << 59 AbsorberSizeYZ = 2.*cm;
61 fXposAbs = 0. * cm; << 60 XposAbs = 0.*cm;
62 ComputeGeomParameters(); << 61 ComputeCalorParameters();
63 << 62
64 // materials << 63 // materials
65 DefineMaterials(); 64 DefineMaterials();
66 SetWorldMaterial("G4_Galactic"); << 65 SetWorldMaterial ("Galactic");
67 SetAbsorberMaterial("G4_Si"); << 66 SetAbsorberMaterial("Silicon");
68 << 67
69 // create commands for interactive definitio << 68 // create commands for interactive definition of the calorimeter
70 fDetectorMessenger = new DetectorMessenger(t << 69 detectorMessenger = new DetectorMessenger(this);
71 } 70 }
72 71
73 //....oooOO0OOooo........oooOO0OOooo........oo 72 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
74 73
75 DetectorConstruction::~DetectorConstruction() 74 DetectorConstruction::~DetectorConstruction()
76 { << 75 {
77 delete fDetectorMessenger; << 76 delete detectorMessenger;
78 } 77 }
79 78
80 //....oooOO0OOooo........oooOO0OOooo........oo 79 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
81 80
82 void DetectorConstruction::DefineMaterials() << 81 G4VPhysicalVolume* DetectorConstruction::Construct()
83 { 82 {
84 // This function illustrates the possible wa << 83 return ConstructCalorimeter();
85 << 84 }
86 G4String symbol; // a=mass of a mole; <<
87 G4double a, z, density; // z=mean number of <<
88 <<
89 G4int ncomponents, natoms; <<
90 G4double fractionmass; <<
91 G4double temperature, pressure; <<
92 85
93 // << 86 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
94 // define Elements <<
95 // <<
96 87
97 G4Element* H = new G4Element("Hydrogen", sym << 88 void DetectorConstruction::DefineMaterials()
98 G4Element* C = new G4Element("Carbon", symbo << 89 {
99 G4Element* N = new G4Element("Nitrogen", sym << 90 //This function illustrates the possible ways to define materials
100 G4Element* O = new G4Element("Oxygen", symbo << 91
101 G4Element* Na = new G4Element("Sodium", symb << 92 G4String symbol; //a=mass of a mole;
102 G4Element* Ar = new G4Element("Argon", symbo << 93 G4double a, z, density; //z=mean number of protons;
103 G4Element* I = new G4Element("Iodine", symbo << 94
104 G4Element* Xe = new G4Element("Xenon", symbo << 95 G4int ncomponents, natoms;
>> 96 G4double fractionmass;
>> 97 G4double temperature, pressure;
105 98
106 // << 99 //
107 // define simple materials << 100 // define Elements
108 // << 101 //
109 102
110 new G4Material("H2Liq", z = 1, a = 1.01 * g << 103 G4Element* H = new G4Element("Hydrogen",symbol="H", z= 1, a= 1.01*g/mole);
111 new G4Material("Beryllium", z = 4, a = 9.01 << 104 G4Element* C = new G4Element("Carbon", symbol="C", z= 6, a= 12.01*g/mole);
112 new G4Material("Aluminium", z = 13, a = 26.9 << 105 G4Element* N = new G4Element("Nitrogen",symbol="N", z= 7, a= 14.01*g/mole);
113 new G4Material("Silicon", z = 14, a = 28.09 << 106 G4Element* O = new G4Element("Oxygen", symbol="O", z= 8, a= 16.00*g/mole);
114 << 107 G4Element* Na = new G4Element("Sodium", symbol="Na", z=11, a= 22.99*g/mole);
115 G4Material* lAr = new G4Material("liquidArgo << 108 G4Element* Ar = new G4Element("Argon", symbol="Ar", z=18, a= 39.95*g/mole);
116 lAr->AddElement(Ar, natoms = 1); << 109 G4Element* I = new G4Element("Iodine", symbol="I" , z=53, a= 126.90*g/mole);
117 << 110 G4Element* Xe = new G4Element("Xenon", symbol="Xe", z=54, a= 131.29*g/mole);
118 new G4Material("Iron", z = 26, a = 55.85 * g <<
119 new G4Material("Copper", z = 29, a = 63.55 * <<
120 new G4Material("Germanium", z = 32, a = 72.6 <<
121 new G4Material("Silver", z = 47, a = 107.87 <<
122 new G4Material("Tungsten", z = 74, a = 183.8 <<
123 new G4Material("Gold", z = 79, a = 196.97 * <<
124 new G4Material("Lead", z = 82, a = 207.19 * <<
125 111
126 // << 112 //
127 // define a material from elements. case 1 << 113 // define simple materials
128 // << 114 //
129 115
130 G4Material* H2O = new G4Material("Water", de << 116 new G4Material("H2Liq" , z= 1, a= 1.01*g/mole, density= 70.8*mg/cm3);
131 H2O->AddElement(H, natoms = 2); << 117 new G4Material("Beryllium", z= 4, a= 9.01*g/mole, density= 1.848*g/cm3);
132 H2O->AddElement(O, natoms = 1); << 118 new G4Material("Aluminium", z=13, a=26.98*g/mole, density= 2.700*g/cm3);
133 H2O->GetIonisation()->SetMeanExcitationEnerg << 119 new G4Material("Silicon" , z=14, a=28.09*g/mole, density= 2.330*g/cm3);
134 << 120
135 G4Material* CH = new G4Material("Plastic", d << 121 G4Material* lAr =
136 CH->AddElement(C, natoms = 1); << 122 new G4Material("liquidArgon", density= 1.390*g/cm3, ncomponents=1);
137 CH->AddElement(H, natoms = 1); << 123 lAr->AddElement(Ar, natoms=1);
138 << 124
139 G4Material* NaI = new G4Material("NaI", dens << 125 new G4Material("Iron", z=26, a= 55.85*g/mole, density= 7.870*g/cm3);
140 NaI->AddElement(Na, natoms = 1); << 126 new G4Material("Copper", z=29, a= 63.55*g/mole, density= 8.960*g/cm3);
141 NaI->AddElement(I, natoms = 1); << 127 new G4Material("Silver", z=47, a=107.87*g/mole, density= 10.50*g/cm3);
142 NaI->GetIonisation()->SetMeanExcitationEnerg << 128 new G4Material("Tungsten", z=74, a=183.85*g/mole, density= 19.30*g/cm3);
>> 129 new G4Material("Gold", z=79, a=196.97*g/mole, density= 19.32*g/cm3);
>> 130 new G4Material("Lead", z=82, a=207.19*g/mole, density= 11.35*g/cm3);
143 131
144 // << 132 //
145 // define a material from elements. case 2 << 133 // define a material from elements. case 1: chemical molecule
146 // << 134 //
147 135
148 G4Material* Air = new G4Material("Air", dens << 136 G4Material* H2O = new G4Material("Water", density= 1.000*g/cm3, ncomponents=2);
149 Air->AddElement(N, fractionmass = 0.7); << 137 H2O->AddElement(H, natoms=2);
150 Air->AddElement(O, fractionmass = 0.3); << 138 H2O->AddElement(O, natoms=1);
151 << 139 H2O->GetIonisation()->SetMeanExcitationEnergy(75*eV);
152 G4Material* Air20 = new G4Material("Air20", << 140
153 kStateGas << 141 G4Material* CH = new G4Material("Plastic", density= 1.04*g/cm3, ncomponents=2);
154 Air20->AddElement(N, fractionmass = 0.7); << 142 CH->AddElement(C, natoms=1);
155 Air20->AddElement(O, fractionmass = 0.3); << 143 CH->AddElement(H, natoms=1);
>> 144
>> 145 G4Material* NaI = new G4Material("NaI", density= 3.67*g/cm3, ncomponents=2);
>> 146 NaI->AddElement(Na, natoms=1);
>> 147 NaI->AddElement(I , natoms=1);
>> 148 NaI->GetIonisation()->SetMeanExcitationEnergy(452*eV);
156 149
157 // Graphite << 150 //
158 // << 151 // define a material from elements. case 2: mixture by fractional mass
159 G4Material* Graphite = new G4Material("Graph << 152 //
160 Graphite->AddElement(C, fractionmass = 1.); <<
161 153
162 // Havar << 154 G4Material* Air = new G4Material("Air", density= 1.290*mg/cm3, ncomponents=2);
163 // << 155 Air->AddElement(N, fractionmass=0.7);
164 G4Element* Cr = new G4Element("Chrome", "Cr" << 156 Air->AddElement(O, fractionmass=0.3);
165 G4Element* Fe = new G4Element("Iron", "Fe", << 157
166 G4Element* Co = new G4Element("Cobalt", "Co" << 158 G4Material* Air20 =
167 G4Element* Ni = new G4Element("Nickel", "Ni" << 159 new G4Material("Air20", density= 1.205*mg/cm3, ncomponents=2,
168 G4Element* W = new G4Element("Tungsten", "W" << 160 kStateGas, 293.*kelvin, 1.*atmosphere);
169 << 161 Air20->AddElement(N, fractionmass=0.7);
170 G4Material* Havar = new G4Material("Havar", << 162 Air20->AddElement(O, fractionmass=0.3);
171 Havar->AddElement(Cr, fractionmass = 0.1785) <<
172 Havar->AddElement(Fe, fractionmass = 0.1822) <<
173 Havar->AddElement(Co, fractionmass = 0.4452) <<
174 Havar->AddElement(Ni, fractionmass = 0.1310) <<
175 Havar->AddElement(W, fractionmass = 0.0631); <<
176 163
177 // << 164 //Graphite
178 // examples of gas << 165 //
179 // << 166 G4Material* Graphite =
180 new G4Material("ArgonGas", z = 18, a = 39.94 << 167 new G4Material("Graphite", density= 1.7*g/cm3, ncomponents=1);
181 273.15 * kelvin, 1 * atmosphe << 168 Graphite->AddElement(C, fractionmass=1.);
182 169
183 new G4Material("XenonGas", z = 54, a = 131.2 << 170 //Havar
184 293.15 * kelvin, 1 * atmosphe << 171 //
>> 172 G4Element* Cr = new G4Element("Chrome", "Cr", z=25, a= 51.996*g/mole);
>> 173 G4Element* Fe = new G4Element("Iron" , "Fe", z=26, a= 55.845*g/mole);
>> 174 G4Element* Co = new G4Element("Cobalt", "Co", z=27, a= 58.933*g/mole);
>> 175 G4Element* Ni = new G4Element("Nickel", "Ni", z=28, a= 58.693*g/mole);
>> 176 G4Element* W = new G4Element("Tungsten","W", z=74, a= 183.850*g/mole);
>> 177
>> 178 G4Material* Havar =
>> 179 new G4Material("Havar", density= 8.3*g/cm3, ncomponents=5);
>> 180 Havar->AddElement(Cr, fractionmass=0.1785);
>> 181 Havar->AddElement(Fe, fractionmass=0.1822);
>> 182 Havar->AddElement(Co, fractionmass=0.4452);
>> 183 Havar->AddElement(Ni, fractionmass=0.1310);
>> 184 Havar->AddElement(W , fractionmass=0.0631);
185 185
186 G4Material* CO2 = new G4Material("CarbonicGa << 186 //
187 CO2->AddElement(C, natoms = 1); << 187 // examples of gas
188 CO2->AddElement(O, natoms = 2); << 188 //
189 << 189 new G4Material("ArgonGas", z=18, a=39.948*g/mole, density= 1.782*mg/cm3,
190 G4Material* ArCO2 = new G4Material("ArgonCO2 << 190 kStateGas, 273.15*kelvin, 1*atmosphere);
191 ArCO2->AddElement(Ar, fractionmass = 0.7844) << 191
192 ArCO2->AddMaterial(CO2, fractionmass = 0.215 << 192 new G4Material("XenonGas", z=54, a=131.29*g/mole, density= 5.458*mg/cm3,
193 << 193 kStateGas, 293.15*kelvin, 1*atmosphere);
194 // another way to define mixture of gas per << 194
195 G4Material* NewArCO2 = << 195 G4Material* CO2 =
196 new G4Material("NewArgonCO2", density = 1. << 196 new G4Material("CarbonicGas", density= 1.977*mg/cm3, ncomponents=2);
197 NewArCO2->AddElement(Ar, natoms = 8); << 197 CO2->AddElement(C, natoms=1);
198 NewArCO2->AddElement(C, natoms = 2); << 198 CO2->AddElement(O, natoms=2);
199 NewArCO2->AddElement(O, natoms = 4); << 199
200 << 200 G4Material* ArCO2 =
201 G4Material* ArCH4 = new G4Material("ArgonCH4 << 201 new G4Material("ArgonCO2", density= 1.8223*mg/cm3, ncomponents=2);
202 ArCH4->AddElement(Ar, natoms = 93); << 202 ArCO2->AddElement (Ar, fractionmass=0.7844);
203 ArCH4->AddElement(C, natoms = 7); << 203 ArCO2->AddMaterial(CO2, fractionmass=0.2156);
204 ArCH4->AddElement(H, natoms = 28); << 204
205 << 205 //another way to define mixture of gas per volume
206 G4Material* XeCH = new G4Material("XenonMeth << 206 G4Material* NewArCO2 =
207 ncomponent << 207 new G4Material("NewArgonCO2", density= 1.8223*mg/cm3, ncomponents=3);
208 XeCH->AddElement(Xe, natoms = 875); << 208 NewArCO2->AddElement (Ar, natoms=8);
209 XeCH->AddElement(C, natoms = 225); << 209 NewArCO2->AddElement (C, natoms=2);
210 XeCH->AddElement(H, natoms = 700); << 210 NewArCO2->AddElement (O, natoms=4);
211 << 211
212 G4Material* steam = new G4Material("WaterSte << 212 G4Material* ArCH4 =
213 steam->AddMaterial(H2O, fractionmass = 1.); << 213 new G4Material("ArgonCH4", density= 1.709*mg/cm3, ncomponents=3);
214 steam->GetIonisation()->SetMeanExcitationEne << 214 ArCH4->AddElement (Ar, natoms=93);
>> 215 ArCH4->AddElement (C, natoms=7);
>> 216 ArCH4->AddElement (H, natoms=28);
>> 217
>> 218 G4Material* XeCH =
>> 219 new G4Material("XenonMethanePropane", density= 4.9196*mg/cm3, ncomponents=3,
>> 220 kStateGas, 293.15*kelvin, 1*atmosphere);
>> 221 XeCH->AddElement (Xe, natoms=875);
>> 222 XeCH->AddElement (C, natoms=225);
>> 223 XeCH->AddElement (H, natoms=700);
>> 224
>> 225 G4Material* steam =
>> 226 new G4Material("WaterSteam", density= 1.0*mg/cm3, ncomponents=1);
>> 227 steam->AddMaterial(H2O, fractionmass=1.);
>> 228 steam->GetIonisation()->SetMeanExcitationEnergy(71.6*eV);
215 229
216 G4Material* rock1 = new G4Material("Standard << 230 //
217 rock1->AddElement(Na, 1); << 231 // example of vacuum
>> 232 //
218 233
219 // << 234 density = universe_mean_density; //from PhysicalConstants.h
220 // example of vacuum << 235 pressure = 3.e-18*pascal;
221 // << 236 temperature = 2.73*kelvin;
222 density = universe_mean_density; // from Ph << 237 new G4Material("Galactic", z=1, a=1.01*g/mole,density,
223 pressure = 3.e-18 * pascal; << 238 kStateGas,temperature,pressure);
224 temperature = 2.73 * kelvin; <<
225 new G4Material("Galactic", z = 1, a = 1.01 * <<
226 } 239 }
227 240
228 //....oooOO0OOooo........oooOO0OOooo........oo 241 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
229 242
230 void DetectorConstruction::ComputeGeomParamete << 243 void DetectorConstruction::ComputeCalorParameters()
231 { 244 {
232 // Compute derived parameters of the calorim 245 // Compute derived parameters of the calorimeter
233 fXstartAbs = fXposAbs - 0.5 * fAbsorberThick << 246 xstartAbs = XposAbs-0.5*AbsorberThickness;
234 fXendAbs = fXposAbs + 0.5 * fAbsorberThickne << 247 xendAbs = XposAbs+0.5*AbsorberThickness;
235 << 248
236 G4double xmax = std::max(std::abs(fXstartAbs << 249 if (defaultWorld) {
237 fWorldSizeX = 2.4 * xmax; << 250 WorldSizeX = 1.5*AbsorberThickness; WorldSizeYZ= 1.2*AbsorberSizeYZ;
238 fWorldSizeYZ = 1.2 * fAbsorberSizeYZ; << 251 }
239 if (nullptr != fPhysiWorld) { <<
240 ChangeGeometry(); <<
241 } <<
242 } 252 }
243 253
244 //....oooOO0OOooo........oooOO0OOooo........oo 254 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
245 << 255
246 G4VPhysicalVolume* DetectorConstruction::Const << 256 G4VPhysicalVolume* DetectorConstruction::ConstructCalorimeter()
247 { << 257 {
248 if (nullptr != fPhysiWorld) { << 258 // Cleanup old geometry
249 return fPhysiWorld; << 259 //
250 } << 260 G4GeometryManager::GetInstance()->OpenGeometry();
>> 261 G4PhysicalVolumeStore::GetInstance()->Clean();
>> 262 G4LogicalVolumeStore::GetInstance()->Clean();
>> 263 G4SolidStore::GetInstance()->Clean();
>> 264
>> 265 // complete the Calor parameters definition
>> 266 ComputeCalorParameters();
>> 267
251 // World 268 // World
252 // 269 //
253 fSolidWorld = new G4Box("World", // its nam << 270 solidWorld = new G4Box("World", //its name
254 fWorldSizeX / 2, fWo << 271 WorldSizeX/2,WorldSizeYZ/2,WorldSizeYZ/2); //its size
255 << 272
256 fLogicWorld = new G4LogicalVolume(fSolidWorl << 273 logicWorld = new G4LogicalVolume(solidWorld, //its solid
257 fWorldMate << 274 WorldMaterial, //its material
258 "World"); << 275 "World"); //its name
259 << 276
260 fPhysiWorld = new G4PVPlacement(0, // no ro << 277 physiWorld = new G4PVPlacement(0, //no rotation
261 G4ThreeVecto << 278 G4ThreeVector(), //at (0,0,0)
262 fLogicWorld, << 279 logicWorld, //its logical volume
263 "World", // << 280 "World", //its name
264 0, // its m << 281 0, //its mother volume
265 false, // n << 282 false, //no boolean operation
266 0); // copy << 283 0); //copy number
267 << 284
268 // Absorber 285 // Absorber
269 // << 286 //
270 fSolidAbsorber = << 287 solidAbsorber = new G4Box("Absorber",
271 new G4Box("Absorber", fAbsorberThickness / << 288 AbsorberThickness/2,AbsorberSizeYZ/2,AbsorberSizeYZ/2);
272 << 289
273 fLogicAbsorber = new G4LogicalVolume(fSolidA << 290 logicAbsorber = new G4LogicalVolume(solidAbsorber, //its solid
274 fAbsorb << 291 AbsorberMaterial, //its material
275 "Absorb << 292 "Absorber"); //its name
276 << 293
277 fPhysiAbsorber = new G4PVPlacement(0, // no << 294 physiAbsorber = new G4PVPlacement(0, //no rotation
278 G4ThreeVe << 295 G4ThreeVector(XposAbs,0.,0.), //its position
279 fLogicAbs << 296 logicAbsorber, //its logical volume
280 "Absorber << 297 "Absorber", //its name
281 fLogicWor << 298 logicWorld, //its mother
282 false, / << 299 false, //no boulean operat
283 0); // c << 300 0); //copy number
284 << 301
285 PrintGeomParameters(); << 302 PrintCalorParameters();
286 << 303
287 // always return the physical World << 304 //always return the physical World
288 // << 305 //
289 return fPhysiWorld; << 306 return physiWorld;
290 } 307 }
291 308
292 //....oooOO0OOooo........oooOO0OOooo........oo 309 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
293 310
294 void DetectorConstruction::PrintGeomParameters << 311 void DetectorConstruction::PrintCalorParameters()
295 { << 312 {
296 G4cout << "\n" << fWorldMaterial << G4endl; << 313 G4cout << "\n" << WorldMaterial << G4endl;
297 G4cout << "\n" << fAbsorberMaterial << G4end << 314 G4cout << "\n" << AbsorberMaterial << G4endl;
298 << 315
299 G4cout << "\n The WORLD is made of " << G << 316 G4cout << "\n The WORLD is made of " << G4BestUnit(WorldSizeX,"Length")
300 << fWorldMaterial->GetName(); << 317 << " of " << WorldMaterial->GetName();
301 G4cout << ". The transverse size (YZ) of the << 318 G4cout << ". The transverse size (YZ) of the world is "
302 << G4endl; << 319 << G4BestUnit(WorldSizeYZ,"Length") << G4endl;
303 G4cout << " The ABSORBER is made of " << G4B << 320 G4cout << " The ABSORBER is made of "
304 << fAbsorberMaterial->GetName(); << 321 <<G4BestUnit(AbsorberThickness,"Length")
305 G4cout << ". The transverse size (YZ) is " < << 322 << " of " << AbsorberMaterial->GetName();
306 G4cout << " X position of the middle of the << 323 G4cout << ". The transverse size (YZ) is "
>> 324 << G4BestUnit(AbsorberSizeYZ,"Length") << G4endl;
>> 325 G4cout << " X position of the middle of the absorber "
>> 326 << G4BestUnit(XposAbs,"Length");
307 G4cout << G4endl; 327 G4cout << G4endl;
308 } 328 }
309 329
310 //....oooOO0OOooo........oooOO0OOooo........oo 330 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
311 331
312 void DetectorConstruction::SetAbsorberMaterial << 332 void DetectorConstruction::SetAbsorberMaterial(G4String materialChoice)
313 { 333 {
314 // search the material by its name 334 // search the material by its name
315 G4Material* pttoMaterial = G4NistManager::In << 335 G4Material* pttoMaterial =
>> 336 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
316 337
317 if (pttoMaterial && fAbsorberMaterial != ptt << 338 if (pttoMaterial) AbsorberMaterial = pttoMaterial;
318 fAbsorberMaterial = pttoMaterial; <<
319 if (fLogicAbsorber) { <<
320 fLogicAbsorber->SetMaterial(fAbsorberMat <<
321 } <<
322 G4RunManager::GetRunManager()->PhysicsHasB <<
323 } <<
324 } 339 }
325 340
326 //....oooOO0OOooo........oooOO0OOooo........oo 341 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
327 342
328 void DetectorConstruction::SetWorldMaterial(co << 343 void DetectorConstruction::SetWorldMaterial(G4String materialChoice)
329 { 344 {
330 // search the material by its name 345 // search the material by its name
331 G4Material* pttoMaterial = G4NistManager::In << 346 G4Material* pttoMaterial =
>> 347 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
332 348
333 if (pttoMaterial && fWorldMaterial != pttoMa << 349 if (pttoMaterial) WorldMaterial = pttoMaterial;
334 fWorldMaterial = pttoMaterial; <<
335 if (fLogicWorld) { <<
336 fLogicWorld->SetMaterial(fWorldMaterial) <<
337 } <<
338 G4RunManager::GetRunManager()->PhysicsHasB <<
339 } <<
340 } 350 }
341 << 351
342 //....oooOO0OOooo........oooOO0OOooo........oo 352 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
343 353
344 void DetectorConstruction::SetAbsorberThicknes 354 void DetectorConstruction::SetAbsorberThickness(G4double val)
345 { 355 {
346 fAbsorberThickness = val; << 356 AbsorberThickness = val;
347 ComputeGeomParameters(); << 357 }
348 } <<
349 358
350 //....oooOO0OOooo........oooOO0OOooo........oo 359 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
351 360
352 void DetectorConstruction::SetAbsorberSizeYZ(G 361 void DetectorConstruction::SetAbsorberSizeYZ(G4double val)
353 { 362 {
354 fAbsorberSizeYZ = val; << 363 AbsorberSizeYZ = val;
355 ComputeGeomParameters(); << 364 }
356 } <<
357 365
358 //....oooOO0OOooo........oooOO0OOooo........oo 366 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
359 367
360 void DetectorConstruction::SetWorldSizeX(G4dou 368 void DetectorConstruction::SetWorldSizeX(G4double val)
361 { 369 {
362 fWorldSizeX = val; << 370 WorldSizeX = val;
363 ComputeGeomParameters(); << 371 defaultWorld = false;
364 } << 372 }
365 373
366 //....oooOO0OOooo........oooOO0OOooo........oo 374 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
367 375
368 void DetectorConstruction::SetWorldSizeYZ(G4do 376 void DetectorConstruction::SetWorldSizeYZ(G4double val)
369 { 377 {
370 fWorldSizeYZ = val; << 378 WorldSizeYZ = val;
371 ComputeGeomParameters(); << 379 defaultWorld = false;
372 } << 380 }
373 381
374 //....oooOO0OOooo........oooOO0OOooo........oo 382 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
375 383
376 void DetectorConstruction::SetAbsorberXpos(G4d 384 void DetectorConstruction::SetAbsorberXpos(G4double val)
377 { 385 {
378 fXposAbs = val; << 386 XposAbs = val;
379 ComputeGeomParameters(); << 387 }
380 } <<
381 388
382 //....oooOO0OOooo........oooOO0OOooo........oo 389 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
383 390
384 void DetectorConstruction::ConstructSDandField << 391 #include "G4FieldManager.hh"
>> 392 #include "G4TransportationManager.hh"
>> 393
>> 394 void DetectorConstruction::SetMagField(G4double fieldValue)
385 { 395 {
386 if (fFieldMessenger.Get() == 0) { << 396 //apply a global uniform magnetic field along Z axis
387 // Create global magnetic field messenger. << 397 G4FieldManager* fieldMgr
388 // Uniform magnetic field is then created << 398 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
389 // the field value is not zero. << 399
390 G4ThreeVector fieldValue = G4ThreeVector() << 400 if(magField) delete magField; //delete the existing magn field
391 G4GlobalMagFieldMessenger* msg = new G4Glo << 401
392 // msg->SetVerboseLevel(1); << 402 if(fieldValue!=0.) // create a new one if non nul
393 G4AutoDelete::Register(msg); << 403 { magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
394 fFieldMessenger.Put(msg); << 404 fieldMgr->SetDetectorField(magField);
>> 405 fieldMgr->CreateChordFinder(magField);
>> 406 } else {
>> 407 magField = NULL;
>> 408 fieldMgr->SetDetectorField(magField);
395 } 409 }
396 } 410 }
397 411
398 //....oooOO0OOooo........oooOO0OOooo........oo << 412 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
399 413
400 void DetectorConstruction::ChangeGeometry() << 414 #include "G4RunManager.hh"
>> 415
>> 416 void DetectorConstruction::UpdateGeometry()
401 { 417 {
402 fSolidWorld->SetXHalfLength(fWorldSizeX * 0. << 418 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructCalorimeter());
403 fSolidWorld->SetYHalfLength(fWorldSizeYZ * 0 <<
404 fSolidWorld->SetZHalfLength(fWorldSizeYZ * 0 <<
405 <<
406 fSolidAbsorber->SetXHalfLength(fAbsorberThic <<
407 fSolidAbsorber->SetYHalfLength(fAbsorberSize <<
408 fSolidAbsorber->SetZHalfLength(fAbsorberSize <<
409 } 419 }
410 420
411 //....oooOO0OOooo........oooOO0OOooo........oo 421 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 422
412 423