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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 // 29 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 32
33 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 34 #include "DetectorMessenger.hh"
36 35
37 #include "G4AutoDelete.hh" << 36 #include "G4Material.hh"
38 #include "G4Box.hh" 37 #include "G4Box.hh"
39 #include "G4GeometryManager.hh" <<
40 #include "G4GlobalMagFieldMessenger.hh" <<
41 #include "G4LogicalVolume.hh" 38 #include "G4LogicalVolume.hh"
42 #include "G4LogicalVolumeStore.hh" <<
43 #include "G4Material.hh" <<
44 #include "G4NistManager.hh" <<
45 #include "G4PVPlacement.hh" 39 #include "G4PVPlacement.hh"
46 #include "G4PhysicalConstants.hh" << 40 #include "G4UniformMagField.hh"
>> 41
>> 42 #include "G4GeometryManager.hh"
47 #include "G4PhysicalVolumeStore.hh" 43 #include "G4PhysicalVolumeStore.hh"
48 #include "G4RunManager.hh" << 44 #include "G4LogicalVolumeStore.hh"
49 #include "G4SolidStore.hh" 45 #include "G4SolidStore.hh"
50 #include "G4SystemOfUnits.hh" << 46
51 #include "G4UniformMagField.hh" <<
52 #include "G4UnitsTable.hh" 47 #include "G4UnitsTable.hh"
>> 48 #include "G4NistManager.hh"
>> 49 #include "G4RunManager.hh"
>> 50
>> 51 #include "G4PhysicalConstants.hh"
>> 52 #include "G4SystemOfUnits.hh"
>> 53
>> 54 #include "G4GlobalMagFieldMessenger.hh"
>> 55 #include "G4AutoDelete.hh"
53 56
54 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 58
56 DetectorConstruction::DetectorConstruction() 59 DetectorConstruction::DetectorConstruction()
>> 60 : G4VUserDetectorConstruction(),
>> 61 fAbsorberMaterial(nullptr),fWorldMaterial(nullptr),fDefaultWorld(true),
>> 62 fSolidWorld(nullptr),fLogicWorld(nullptr),fPhysiWorld(nullptr),
>> 63 fSolidAbsorber(nullptr),fLogicAbsorber(nullptr),fPhysiAbsorber(nullptr),
>> 64 fDetectorMessenger(nullptr)
57 { 65 {
58 // default parameter values of the calorimet 66 // default parameter values of the calorimeter
59 fAbsorberThickness = 1. * cm; << 67 fAbsorberThickness = 1.*cm;
60 fAbsorberSizeYZ = 2. * cm; << 68 fAbsorberSizeYZ = 2.*cm;
61 fXposAbs = 0. * cm; << 69 fXposAbs = 0.*cm;
62 ComputeGeomParameters(); 70 ComputeGeomParameters();
63 << 71
64 // materials << 72 // materials
65 DefineMaterials(); 73 DefineMaterials();
66 SetWorldMaterial("G4_Galactic"); << 74 SetWorldMaterial ("G4_Galactic");
67 SetAbsorberMaterial("G4_Si"); 75 SetAbsorberMaterial("G4_Si");
68 << 76
69 // create commands for interactive definitio << 77 // create commands for interactive definition of the calorimeter
70 fDetectorMessenger = new DetectorMessenger(t 78 fDetectorMessenger = new DetectorMessenger(this);
71 } 79 }
72 80
73 //....oooOO0OOooo........oooOO0OOooo........oo 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
74 82
75 DetectorConstruction::~DetectorConstruction() 83 DetectorConstruction::~DetectorConstruction()
76 { << 84 {
77 delete fDetectorMessenger; 85 delete fDetectorMessenger;
78 } 86 }
79 87
80 //....oooOO0OOooo........oooOO0OOooo........oo 88 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
81 89
82 void DetectorConstruction::DefineMaterials() 90 void DetectorConstruction::DefineMaterials()
83 { << 91 {
84 // This function illustrates the possible wa << 92 //This function illustrates the possible ways to define materials
85 << 93
86 G4String symbol; // a=mass of a mole; << 94 G4String symbol; //a=mass of a mole;
87 G4double a, z, density; // z=mean number of << 95 G4double a, z, density; //z=mean number of protons;
88 96
89 G4int ncomponents, natoms; 97 G4int ncomponents, natoms;
90 G4double fractionmass; 98 G4double fractionmass;
91 G4double temperature, pressure; 99 G4double temperature, pressure;
92 << 100
93 // 101 //
94 // define Elements 102 // define Elements
95 // 103 //
96 104
97 G4Element* H = new G4Element("Hydrogen", sym << 105 G4Element* H = new G4Element("Hydrogen",symbol="H", z= 1, a= 1.01*g/mole);
98 G4Element* C = new G4Element("Carbon", symbo << 106 G4Element* C = new G4Element("Carbon", symbol="C", z= 6, a= 12.01*g/mole);
99 G4Element* N = new G4Element("Nitrogen", sym << 107 G4Element* N = new G4Element("Nitrogen",symbol="N", z= 7, a= 14.01*g/mole);
100 G4Element* O = new G4Element("Oxygen", symbo << 108 G4Element* O = new G4Element("Oxygen", symbol="O", z= 8, a= 16.00*g/mole);
101 G4Element* Na = new G4Element("Sodium", symb << 109 G4Element* Na = new G4Element("Sodium", symbol="Na", z=11, a= 22.99*g/mole);
102 G4Element* Ar = new G4Element("Argon", symbo << 110 G4Element* Ar = new G4Element("Argon", symbol="Ar", z=18, a= 39.95*g/mole);
103 G4Element* I = new G4Element("Iodine", symbo << 111 G4Element* I = new G4Element("Iodine", symbol="I" , z=53, a= 126.90*g/mole);
104 G4Element* Xe = new G4Element("Xenon", symbo << 112 G4Element* Xe = new G4Element("Xenon", symbol="Xe", z=54, a= 131.29*g/mole);
105 113
106 // 114 //
107 // define simple materials 115 // define simple materials
108 // 116 //
109 117
110 new G4Material("H2Liq", z = 1, a = 1.01 * g << 118 new G4Material("H2Liq" , z= 1, a= 1.01*g/mole, density= 70.8*mg/cm3);
111 new G4Material("Beryllium", z = 4, a = 9.01 << 119 new G4Material("Beryllium", z= 4, a= 9.01*g/mole, density= 1.848*g/cm3);
112 new G4Material("Aluminium", z = 13, a = 26.9 << 120 new G4Material("Aluminium", z=13, a=26.98*g/mole, density= 2.700*g/cm3);
113 new G4Material("Silicon", z = 14, a = 28.09 << 121 new G4Material("Silicon" , z=14, a=28.09*g/mole, density= 2.330*g/cm3);
114 << 122
115 G4Material* lAr = new G4Material("liquidArgo << 123 G4Material* lAr =
116 lAr->AddElement(Ar, natoms = 1); << 124 new G4Material("liquidArgon", density= 1.390*g/cm3, ncomponents=1);
117 << 125 lAr->AddElement(Ar, natoms=1);
118 new G4Material("Iron", z = 26, a = 55.85 * g << 126
119 new G4Material("Copper", z = 29, a = 63.55 * << 127 new G4Material("Iron", z=26, a= 55.85*g/mole, density= 7.870*g/cm3);
120 new G4Material("Germanium", z = 32, a = 72.6 << 128 new G4Material("Copper", z=29, a= 63.55*g/mole, density= 8.960*g/cm3);
121 new G4Material("Silver", z = 47, a = 107.87 << 129 new G4Material("Germanium",z=32, a= 72.61*g/mole, density= 5.323*g/cm3);
122 new G4Material("Tungsten", z = 74, a = 183.8 << 130 new G4Material("Silver", z=47, a=107.87*g/mole, density= 10.50*g/cm3);
123 new G4Material("Gold", z = 79, a = 196.97 * << 131 new G4Material("Tungsten", z=74, a=183.85*g/mole, density= 19.30*g/cm3);
124 new G4Material("Lead", z = 82, a = 207.19 * << 132 new G4Material("Gold", z=79, a=196.97*g/mole, density= 19.32*g/cm3);
>> 133 new G4Material("Lead", z=82, a=207.19*g/mole, density= 11.35*g/cm3);
125 134
126 // 135 //
127 // define a material from elements. case 1 136 // define a material from elements. case 1: chemical molecule
128 // 137 //
129 138
130 G4Material* H2O = new G4Material("Water", de << 139 G4Material* H2O = new G4Material("Water",density= 1.000*g/cm3,ncomponents=2);
131 H2O->AddElement(H, natoms = 2); << 140 H2O->AddElement(H, natoms=2);
132 H2O->AddElement(O, natoms = 1); << 141 H2O->AddElement(O, natoms=1);
133 H2O->GetIonisation()->SetMeanExcitationEnerg << 142 H2O->GetIonisation()->SetMeanExcitationEnergy(78*eV);
134 << 143
135 G4Material* CH = new G4Material("Plastic", d << 144 G4Material* CH = new G4Material("Plastic",density= 1.04*g/cm3,ncomponents=2);
136 CH->AddElement(C, natoms = 1); << 145 CH->AddElement(C, natoms=1);
137 CH->AddElement(H, natoms = 1); << 146 CH->AddElement(H, natoms=1);
138 << 147
139 G4Material* NaI = new G4Material("NaI", dens << 148 G4Material* NaI = new G4Material("NaI", density= 3.67*g/cm3, ncomponents=2);
140 NaI->AddElement(Na, natoms = 1); << 149 NaI->AddElement(Na, natoms=1);
141 NaI->AddElement(I, natoms = 1); << 150 NaI->AddElement(I , natoms=1);
142 NaI->GetIonisation()->SetMeanExcitationEnerg << 151 NaI->GetIonisation()->SetMeanExcitationEnergy(452*eV);
143 152
144 // 153 //
145 // define a material from elements. case 2 154 // define a material from elements. case 2: mixture by fractional mass
146 // 155 //
147 156
148 G4Material* Air = new G4Material("Air", dens << 157 G4Material* Air = new G4Material("Air", density= 1.290*mg/cm3, ncomponents=2);
149 Air->AddElement(N, fractionmass = 0.7); << 158 Air->AddElement(N, fractionmass=0.7);
150 Air->AddElement(O, fractionmass = 0.3); << 159 Air->AddElement(O, fractionmass=0.3);
151 << 160
152 G4Material* Air20 = new G4Material("Air20", << 161 G4Material* Air20 =
153 kStateGas << 162 new G4Material("Air20", density= 1.205*mg/cm3, ncomponents=2,
154 Air20->AddElement(N, fractionmass = 0.7); << 163 kStateGas, 293.*kelvin, 1.*atmosphere);
155 Air20->AddElement(O, fractionmass = 0.3); << 164 Air20->AddElement(N, fractionmass=0.7);
156 << 165 Air20->AddElement(O, fractionmass=0.3);
157 // Graphite << 166
158 // << 167 //Graphite
159 G4Material* Graphite = new G4Material("Graph << 168 //
160 Graphite->AddElement(C, fractionmass = 1.); << 169 G4Material* Graphite =
161 << 170 new G4Material("Graphite", density= 1.7*g/cm3, ncomponents=1);
162 // Havar << 171 Graphite->AddElement(C, fractionmass=1.);
163 // << 172
164 G4Element* Cr = new G4Element("Chrome", "Cr" << 173 //Havar
165 G4Element* Fe = new G4Element("Iron", "Fe", << 174 //
166 G4Element* Co = new G4Element("Cobalt", "Co" << 175 G4Element* Cr = new G4Element("Chrome", "Cr", z=24, a= 51.996*g/mole);
167 G4Element* Ni = new G4Element("Nickel", "Ni" << 176 G4Element* Fe = new G4Element("Iron" , "Fe", z=26, a= 55.845*g/mole);
168 G4Element* W = new G4Element("Tungsten", "W" << 177 G4Element* Co = new G4Element("Cobalt", "Co", z=27, a= 58.933*g/mole);
169 << 178 G4Element* Ni = new G4Element("Nickel", "Ni", z=28, a= 58.693*g/mole);
170 G4Material* Havar = new G4Material("Havar", << 179 G4Element* W = new G4Element("Tungsten","W", z=74, a= 183.850*g/mole);
171 Havar->AddElement(Cr, fractionmass = 0.1785) << 180
172 Havar->AddElement(Fe, fractionmass = 0.1822) << 181 G4Material* Havar =
173 Havar->AddElement(Co, fractionmass = 0.4452) << 182 new G4Material("Havar", density= 8.3*g/cm3, ncomponents=5);
174 Havar->AddElement(Ni, fractionmass = 0.1310) << 183 Havar->AddElement(Cr, fractionmass=0.1785);
175 Havar->AddElement(W, fractionmass = 0.0631); << 184 Havar->AddElement(Fe, fractionmass=0.1822);
>> 185 Havar->AddElement(Co, fractionmass=0.4452);
>> 186 Havar->AddElement(Ni, fractionmass=0.1310);
>> 187 Havar->AddElement(W , fractionmass=0.0631);
176 188
177 // 189 //
178 // examples of gas 190 // examples of gas
179 // << 191 //
180 new G4Material("ArgonGas", z = 18, a = 39.94 << 192 new G4Material("ArgonGas", z=18, a=39.948*g/mole, density= 1.782*mg/cm3,
181 273.15 * kelvin, 1 * atmosphe << 193 kStateGas, 273.15*kelvin, 1*atmosphere);
>> 194
>> 195 new G4Material("XenonGas", z=54, a=131.29*g/mole, density= 5.458*mg/cm3,
>> 196 kStateGas, 293.15*kelvin, 1*atmosphere);
>> 197
>> 198 G4Material* CO2 =
>> 199 new G4Material("CarbonicGas", density= 1.977*mg/cm3, ncomponents=2);
>> 200 CO2->AddElement(C, natoms=1);
>> 201 CO2->AddElement(O, natoms=2);
>> 202
>> 203 G4Material* ArCO2 =
>> 204 new G4Material("ArgonCO2", density= 1.8223*mg/cm3, ncomponents=2);
>> 205 ArCO2->AddElement (Ar, fractionmass=0.7844);
>> 206 ArCO2->AddMaterial(CO2, fractionmass=0.2156);
182 207
183 new G4Material("XenonGas", z = 54, a = 131.2 << 208 //another way to define mixture of gas per volume
184 293.15 * kelvin, 1 * atmosphe <<
185 <<
186 G4Material* CO2 = new G4Material("CarbonicGa <<
187 CO2->AddElement(C, natoms = 1); <<
188 CO2->AddElement(O, natoms = 2); <<
189 <<
190 G4Material* ArCO2 = new G4Material("ArgonCO2 <<
191 ArCO2->AddElement(Ar, fractionmass = 0.7844) <<
192 ArCO2->AddMaterial(CO2, fractionmass = 0.215 <<
193 <<
194 // another way to define mixture of gas per <<
195 G4Material* NewArCO2 = 209 G4Material* NewArCO2 =
196 new G4Material("NewArgonCO2", density = 1. << 210 new G4Material("NewArgonCO2", density= 1.8223*mg/cm3, ncomponents=3);
197 NewArCO2->AddElement(Ar, natoms = 8); << 211 NewArCO2->AddElement (Ar, natoms=8);
198 NewArCO2->AddElement(C, natoms = 2); << 212 NewArCO2->AddElement (C, natoms=2);
199 NewArCO2->AddElement(O, natoms = 4); << 213 NewArCO2->AddElement (O, natoms=4);
200 << 214
201 G4Material* ArCH4 = new G4Material("ArgonCH4 << 215 G4Material* ArCH4 =
202 ArCH4->AddElement(Ar, natoms = 93); << 216 new G4Material("ArgonCH4", density= 1.709*mg/cm3, ncomponents=3);
203 ArCH4->AddElement(C, natoms = 7); << 217 ArCH4->AddElement (Ar, natoms=93);
204 ArCH4->AddElement(H, natoms = 28); << 218 ArCH4->AddElement (C, natoms=7);
205 << 219 ArCH4->AddElement (H, natoms=28);
206 G4Material* XeCH = new G4Material("XenonMeth << 220
207 ncomponent << 221 G4Material* XeCH =
208 XeCH->AddElement(Xe, natoms = 875); << 222 new G4Material("XenonMethanePropane", density= 4.9196*mg/cm3, ncomponents=3,
209 XeCH->AddElement(C, natoms = 225); << 223 kStateGas, 293.15*kelvin, 1*atmosphere);
210 XeCH->AddElement(H, natoms = 700); << 224 XeCH->AddElement (Xe, natoms=875);
211 << 225 XeCH->AddElement (C, natoms=225);
212 G4Material* steam = new G4Material("WaterSte << 226 XeCH->AddElement (H, natoms=700);
213 steam->AddMaterial(H2O, fractionmass = 1.); << 227
214 steam->GetIonisation()->SetMeanExcitationEne << 228 G4Material* steam =
>> 229 new G4Material("WaterSteam", density= 1.0*mg/cm3, ncomponents=1);
>> 230 steam->AddMaterial(H2O, fractionmass=1.);
>> 231 steam->GetIonisation()->SetMeanExcitationEnergy(71.6*eV);
215 232
216 G4Material* rock1 = new G4Material("Standard << 233 G4Material* rock1 = new G4Material("StandardRock",
>> 234 2.65*CLHEP::g/CLHEP::cm3, 1, kStateSolid);
217 rock1->AddElement(Na, 1); 235 rock1->AddElement(Na, 1);
218 236
219 // 237 //
220 // example of vacuum 238 // example of vacuum
221 // 239 //
222 density = universe_mean_density; // from Ph << 240 density = universe_mean_density; //from PhysicalConstants.h
223 pressure = 3.e-18 * pascal; << 241 pressure = 3.e-18*pascal;
224 temperature = 2.73 * kelvin; << 242 temperature = 2.73*kelvin;
225 new G4Material("Galactic", z = 1, a = 1.01 * << 243 new G4Material("Galactic", z=1, a=1.01*g/mole,density,
>> 244 kStateGas,temperature,pressure);
226 } 245 }
227 246
228 //....oooOO0OOooo........oooOO0OOooo........oo 247 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
229 248
230 void DetectorConstruction::ComputeGeomParamete 249 void DetectorConstruction::ComputeGeomParameters()
231 { 250 {
232 // Compute derived parameters of the calorim 251 // Compute derived parameters of the calorimeter
233 fXstartAbs = fXposAbs - 0.5 * fAbsorberThick << 252 fXstartAbs = fXposAbs-0.5*fAbsorberThickness;
234 fXendAbs = fXposAbs + 0.5 * fAbsorberThickne << 253 fXendAbs = fXposAbs+0.5*fAbsorberThickness;
235 254
236 G4double xmax = std::max(std::abs(fXstartAbs 255 G4double xmax = std::max(std::abs(fXstartAbs), std::abs(fXendAbs));
237 fWorldSizeX = 2.4 * xmax; << 256
238 fWorldSizeYZ = 1.2 * fAbsorberSizeYZ; << 257 // change world size by the flag or if the absorber is large
239 if (nullptr != fPhysiWorld) { << 258 if (fDefaultWorld || 2*xmax >= fWorldSizeX ||
240 ChangeGeometry(); << 259 fAbsorberSizeYZ >= fWorldSizeYZ)
241 } << 260 {
>> 261 fWorldSizeX = 3*xmax;
>> 262 fWorldSizeYZ= 1.2*fAbsorberSizeYZ;
>> 263 }
242 } 264 }
243 265
244 //....oooOO0OOooo........oooOO0OOooo........oo 266 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
245 << 267
246 G4VPhysicalVolume* DetectorConstruction::Const 268 G4VPhysicalVolume* DetectorConstruction::Construct()
247 { << 269 {
248 if (nullptr != fPhysiWorld) { << 270 if(fPhysiWorld) { return fPhysiWorld; }
249 return fPhysiWorld; <<
250 } <<
251 // World 271 // World
252 // 272 //
253 fSolidWorld = new G4Box("World", // its nam << 273 fSolidWorld = new G4Box("World", //its name
254 fWorldSizeX / 2, fWo << 274 fWorldSizeX/2,fWorldSizeYZ/2,fWorldSizeYZ/2); //its size
255 << 275
256 fLogicWorld = new G4LogicalVolume(fSolidWorl << 276 fLogicWorld = new G4LogicalVolume(fSolidWorld, //its solid
257 fWorldMate << 277 fWorldMaterial, //its material
258 "World"); << 278 "World"); //its name
259 << 279
260 fPhysiWorld = new G4PVPlacement(0, // no ro << 280 fPhysiWorld = new G4PVPlacement(0, //no rotation
261 G4ThreeVecto << 281 G4ThreeVector(0.,0.,0.), //at (0,0,0)
262 fLogicWorld, << 282 fLogicWorld, //its logical volume
263 "World", // << 283 "World", //its name
264 0, // its m << 284 0, //its mother volume
265 false, // n << 285 false, //no boolean operation
266 0); // copy << 286 0); //copy number
267 << 287
268 // Absorber 288 // Absorber
269 // << 289 //
270 fSolidAbsorber = << 290 fSolidAbsorber = new G4Box("Absorber",
271 new G4Box("Absorber", fAbsorberThickness / << 291 fAbsorberThickness/2,fAbsorberSizeYZ/2,fAbsorberSizeYZ/2);
272 << 292
273 fLogicAbsorber = new G4LogicalVolume(fSolidA << 293 fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, //its solid
274 fAbsorb << 294 fAbsorberMaterial, //its material
275 "Absorb << 295 "Absorber"); //its name
276 << 296
277 fPhysiAbsorber = new G4PVPlacement(0, // no << 297 fPhysiAbsorber = new G4PVPlacement(0, //no rotation
278 G4ThreeVe << 298 G4ThreeVector(fXposAbs,0.,0.), //its position
279 fLogicAbs << 299 fLogicAbsorber, //its logical volume
280 "Absorber << 300 "Absorber", //its name
281 fLogicWor << 301 fLogicWorld, //its mother
282 false, / << 302 false, //no boulean operat
283 0); // c << 303 0); //copy number
284 << 304
285 PrintGeomParameters(); << 305 PrintGeomParameters();
286 << 306
287 // always return the physical World << 307 //always return the physical World
288 // 308 //
289 return fPhysiWorld; 309 return fPhysiWorld;
290 } 310 }
291 311
292 //....oooOO0OOooo........oooOO0OOooo........oo 312 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
293 313
294 void DetectorConstruction::PrintGeomParameters 314 void DetectorConstruction::PrintGeomParameters()
295 { 315 {
296 G4cout << "\n" << fWorldMaterial << G4endl; << 316 G4cout << "\n" << fWorldMaterial << G4endl;
297 G4cout << "\n" << fAbsorberMaterial << G4end 317 G4cout << "\n" << fAbsorberMaterial << G4endl;
298 << 318
299 G4cout << "\n The WORLD is made of " << G << 319 G4cout << "\n The WORLD is made of " << G4BestUnit(fWorldSizeX,"Length")
300 << fWorldMaterial->GetName(); << 320 << " of " << fWorldMaterial->GetName();
301 G4cout << ". The transverse size (YZ) of the << 321 G4cout << ". The transverse size (YZ) of the world is "
302 << G4endl; << 322 << G4BestUnit(fWorldSizeYZ,"Length") << G4endl;
303 G4cout << " The ABSORBER is made of " << G4B << 323 G4cout << " The ABSORBER is made of "
304 << fAbsorberMaterial->GetName(); << 324 <<G4BestUnit(fAbsorberThickness,"Length")
305 G4cout << ". The transverse size (YZ) is " < << 325 << " of " << fAbsorberMaterial->GetName();
306 G4cout << " X position of the middle of the << 326 G4cout << ". The transverse size (YZ) is "
>> 327 << G4BestUnit(fAbsorberSizeYZ,"Length") << G4endl;
>> 328 G4cout << " X position of the middle of the absorber "
>> 329 << G4BestUnit(fXposAbs,"Length");
307 G4cout << G4endl; 330 G4cout << G4endl;
308 } 331 }
309 332
310 //....oooOO0OOooo........oooOO0OOooo........oo 333 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
311 334
312 void DetectorConstruction::SetAbsorberMaterial 335 void DetectorConstruction::SetAbsorberMaterial(const G4String& materialChoice)
313 { 336 {
314 // search the material by its name 337 // search the material by its name
315 G4Material* pttoMaterial = G4NistManager::In << 338 G4Material* pttoMaterial =
>> 339 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
316 340
317 if (pttoMaterial && fAbsorberMaterial != ptt 341 if (pttoMaterial && fAbsorberMaterial != pttoMaterial) {
318 fAbsorberMaterial = pttoMaterial; << 342 fAbsorberMaterial = pttoMaterial;
319 if (fLogicAbsorber) { << 343 if(fLogicAbsorber) { fLogicAbsorber->SetMaterial(fAbsorberMaterial); }
320 fLogicAbsorber->SetMaterial(fAbsorberMat <<
321 } <<
322 G4RunManager::GetRunManager()->PhysicsHasB 344 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
323 } 345 }
324 } 346 }
325 347
326 //....oooOO0OOooo........oooOO0OOooo........oo 348 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
327 349
328 void DetectorConstruction::SetWorldMaterial(co 350 void DetectorConstruction::SetWorldMaterial(const G4String& materialChoice)
329 { 351 {
330 // search the material by its name 352 // search the material by its name
331 G4Material* pttoMaterial = G4NistManager::In << 353 G4Material* pttoMaterial =
>> 354 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
332 355
333 if (pttoMaterial && fWorldMaterial != pttoMa 356 if (pttoMaterial && fWorldMaterial != pttoMaterial) {
334 fWorldMaterial = pttoMaterial; << 357 fWorldMaterial = pttoMaterial;
335 if (fLogicWorld) { << 358 if(fLogicWorld) { fLogicWorld->SetMaterial(fWorldMaterial); }
336 fLogicWorld->SetMaterial(fWorldMaterial) <<
337 } <<
338 G4RunManager::GetRunManager()->PhysicsHasB 359 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
339 } 360 }
340 } 361 }
341 << 362
342 //....oooOO0OOooo........oooOO0OOooo........oo 363 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
343 364
344 void DetectorConstruction::SetAbsorberThicknes 365 void DetectorConstruction::SetAbsorberThickness(G4double val)
345 { 366 {
346 fAbsorberThickness = val; 367 fAbsorberThickness = val;
347 ComputeGeomParameters(); 368 ComputeGeomParameters();
>> 369 if(fPhysiWorld) { ChangeGeometry(); }
348 } 370 }
349 371
350 //....oooOO0OOooo........oooOO0OOooo........oo 372 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
351 373
352 void DetectorConstruction::SetAbsorberSizeYZ(G 374 void DetectorConstruction::SetAbsorberSizeYZ(G4double val)
353 { 375 {
354 fAbsorberSizeYZ = val; 376 fAbsorberSizeYZ = val;
355 ComputeGeomParameters(); 377 ComputeGeomParameters();
>> 378 if(fPhysiWorld) { ChangeGeometry(); }
356 } 379 }
357 380
358 //....oooOO0OOooo........oooOO0OOooo........oo 381 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
359 382
360 void DetectorConstruction::SetWorldSizeX(G4dou 383 void DetectorConstruction::SetWorldSizeX(G4double val)
361 { 384 {
362 fWorldSizeX = val; 385 fWorldSizeX = val;
>> 386 fDefaultWorld = false;
363 ComputeGeomParameters(); 387 ComputeGeomParameters();
>> 388 if(fPhysiWorld) { ChangeGeometry(); }
364 } 389 }
365 390
366 //....oooOO0OOooo........oooOO0OOooo........oo 391 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
367 392
368 void DetectorConstruction::SetWorldSizeYZ(G4do 393 void DetectorConstruction::SetWorldSizeYZ(G4double val)
369 { 394 {
370 fWorldSizeYZ = val; 395 fWorldSizeYZ = val;
>> 396 fDefaultWorld = false;
371 ComputeGeomParameters(); 397 ComputeGeomParameters();
>> 398 if(fPhysiWorld) { ChangeGeometry(); }
372 } 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 if(!fPhysiWorld) { fXposAbs = val; }
379 ComputeGeomParameters(); << 406 }
380 } <<
381 407
382 //....oooOO0OOooo........oooOO0OOooo........oo 408 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
383 409
384 void DetectorConstruction::ConstructSDandField 410 void DetectorConstruction::ConstructSDandField()
385 { 411 {
386 if (fFieldMessenger.Get() == 0) { << 412 if ( fFieldMessenger.Get() == 0 ) {
387 // Create global magnetic field messenger. 413 // Create global magnetic field messenger.
388 // Uniform magnetic field is then created 414 // Uniform magnetic field is then created automatically if
389 // the field value is not zero. 415 // the field value is not zero.
390 G4ThreeVector fieldValue = G4ThreeVector() 416 G4ThreeVector fieldValue = G4ThreeVector();
391 G4GlobalMagFieldMessenger* msg = new G4Glo << 417 G4GlobalMagFieldMessenger* msg =
392 // msg->SetVerboseLevel(1); << 418 new G4GlobalMagFieldMessenger(fieldValue);
>> 419 //msg->SetVerboseLevel(1);
393 G4AutoDelete::Register(msg); 420 G4AutoDelete::Register(msg);
394 fFieldMessenger.Put(msg); << 421 fFieldMessenger.Put( msg );
395 } 422 }
396 } 423 }
397 424
398 //....oooOO0OOooo........oooOO0OOooo........oo 425 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
399 426
400 void DetectorConstruction::ChangeGeometry() 427 void DetectorConstruction::ChangeGeometry()
401 { 428 {
402 fSolidWorld->SetXHalfLength(fWorldSizeX * 0. << 429 fSolidWorld->SetXHalfLength(fWorldSizeX*0.5);
403 fSolidWorld->SetYHalfLength(fWorldSizeYZ * 0 << 430 fSolidWorld->SetYHalfLength(fWorldSizeYZ*0.5);
404 fSolidWorld->SetZHalfLength(fWorldSizeYZ * 0 << 431 fSolidWorld->SetZHalfLength(fWorldSizeYZ*0.5);
405 << 432
406 fSolidAbsorber->SetXHalfLength(fAbsorberThic << 433 fSolidAbsorber->SetXHalfLength(fAbsorberThickness*0.5);
407 fSolidAbsorber->SetYHalfLength(fAbsorberSize << 434 fSolidAbsorber->SetYHalfLength(fAbsorberSizeYZ*0.5);
408 fSolidAbsorber->SetZHalfLength(fAbsorberSize << 435 fSolidAbsorber->SetZHalfLength(fAbsorberSizeYZ*0.5);
409 } 436 }
410 437
411 //....oooOO0OOooo........oooOO0OOooo........oo 438 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 439
412 440