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25 //
26 /// \file hadronic/Hadr01/src/DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConstruction class
28 //
29 //
30 /////////////////////////////////////////////////////////////////////////
31 //
32 // DetectorConstruction
33 //
34 // Created: 31.01.2003 V.Ivanchenko
35 //
36 // Modified:
37 // 04.06.2006 Adoptation of Hadr01 (V.Ivanchenko)
38 //
39 ////////////////////////////////////////////////////////////////////////
40 //
41
42 #include "DetectorConstruction.hh"
43
44 #include "CheckVolumeSD.hh"
45 #include "DetectorMessenger.hh"
46 #include "HistoManager.hh"
47 #include "TargetSD.hh"
48
49 #include "G4Colour.hh"
50 #include "G4GeometryManager.hh"
51 #include "G4LogicalVolume.hh"
52 #include "G4LogicalVolumeStore.hh"
53 #include "G4NistManager.hh"
54 #include "G4PVPlacement.hh"
55 #include "G4PhysicalConstants.hh"
56 #include "G4PhysicalVolumeStore.hh"
57 #include "G4RunManager.hh"
58 #include "G4SDManager.hh"
59 #include "G4SolidStore.hh"
60 #include "G4SystemOfUnits.hh"
61 #include "G4Tubs.hh"
62 #include "G4UnitsTable.hh"
63 #include "G4VisAttributes.hh"
64 #include "G4ios.hh"
65
66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67
68 DetectorConstruction::DetectorConstruction()
69 : G4VUserDetectorConstruction(),
70 fTargetMaterial(nullptr),
71 fWorldMaterial(nullptr),
72 fSolidW(nullptr),
73 fSolidA(nullptr),
74 fSolidC(nullptr),
75 fLogicTarget(nullptr),
76 fLogicCheck(nullptr),
77 fLogicWorld(nullptr),
78 fPhysWorld(nullptr),
79 fInitialized(false)
80 {
81 fDetectorMessenger = new DetectorMessenger(this);
82 G4NistManager* nist = G4NistManager::Instance();
83 fTargetMaterial = nist->FindOrBuildMaterial("G4_Al");
84 fWorldMaterial = nist->FindOrBuildMaterial("G4_Galactic");
85 //
86 // define battery material using Bugzilla 2175 data
87 //
88 G4Element* elH = nist->FindOrBuildElement(1);
89 G4Element* elLi = nist->FindOrBuildElement(3);
90 G4Element* elC = nist->FindOrBuildElement(6);
91 G4Element* elO = nist->FindOrBuildElement(8);
92 G4Element* elAl = nist->FindOrBuildElement(13);
93 G4Element* elTi = nist->FindOrBuildElement(22);
94 G4Element* elCo = nist->FindOrBuildElement(27);
95 G4Element* elCu = nist->FindOrBuildElement(29);
96 G4Material* bat = new G4Material("Battery", 2.165 * CLHEP::g / CLHEP::cm3, 8);
97 bat->AddElement(elC, 0.19518445618745);
98 bat->AddElement(elAl, 0.398);
99 bat->AddElement(elTi, 0.02);
100 bat->AddElement(elCu, 0.084);
101 bat->AddElement(elLi, 0.0170098229419813);
102 bat->AddElement(elCo, 0.144570016541753);
103 bat->AddElement(elO, 0.134206611504321);
104 bat->AddElement(elH, 0.0070290928244947);
105 bat->GetIonisation()->SetMeanExcitationEnergy(144.88 * eV);
106
107 ComputeGeomParameters();
108 }
109
110 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
111
112 DetectorConstruction::~DetectorConstruction()
113 {
114 delete fDetectorMessenger;
115 }
116
117 void DetectorConstruction::ComputeGeomParameters()
118 {
119 HistoManager* histo = HistoManager::GetPointer();
120 // Sizes
121 fRadius = histo->Radius();
122 fCheckR = fRadius + CLHEP::mm;
123 fWorldR = fRadius + CLHEP::cm;
124 fTargetZ = histo->Length() * 0.5;
125 fCheckZ = fTargetZ + CLHEP::mm;
126 fWorldZ = fTargetZ + CLHEP::cm;
127
128 fSlices = histo->NumberOfSlices();
129 fSliceZ = fTargetZ / G4double(fSlices);
130 if (fPhysWorld) {
131 fSolidW->SetOuterRadius(fWorldR);
132 fSolidW->SetZHalfLength(fWorldZ);
133 fSolidA->SetOuterRadius(fRadius);
134 fSolidA->SetZHalfLength(fSliceZ);
135 fSolidC->SetOuterRadius(fCheckR);
136 fSolidC->SetZHalfLength(fCheckZ);
137 }
138 }
139
140 G4VPhysicalVolume* DetectorConstruction::Construct()
141 {
142 if (nullptr != fPhysWorld) {
143 return fPhysWorld;
144 }
145 ComputeGeomParameters();
146
147 //
148 // World
149 //
150 fSolidW = new G4Tubs("World", 0., fWorldR, fWorldZ, 0., twopi);
151 fLogicWorld = new G4LogicalVolume(fSolidW, fWorldMaterial, "World");
152 fPhysWorld =
153 new G4PVPlacement(nullptr, G4ThreeVector(0., 0., 0.), fLogicWorld, "World", nullptr, false, 0);
154 //
155 // Check volume
156 //
157 fSolidC = new G4Tubs("Check", 0., fCheckR, fCheckZ, 0., twopi);
158 fLogicCheck = new G4LogicalVolume(fSolidC, fWorldMaterial, "Check");
159 new G4PVPlacement(nullptr, G4ThreeVector(0., 0., 0.), fLogicCheck, "Check", fLogicWorld, false,
160 0);
161
162 //
163 // Target volume
164 //
165 fSolidA = new G4Tubs("Target", 0., fRadius, fSliceZ, 0., twopi);
166 fLogicTarget = new G4LogicalVolume(fSolidA, fTargetMaterial, "Target");
167
168 G4double z = fSliceZ - fTargetZ;
169
170 for (G4int i = 0; i < fSlices; ++i) {
171 // physC =
172 new G4PVPlacement(nullptr, G4ThreeVector(0.0, 0.0, z), fLogicTarget, "Target", fLogicCheck,
173 false, i);
174 z += 2.0 * fSliceZ;
175 }
176 G4cout << "### Target consist of " << fSlices << " disks of " << fTargetMaterial->GetName()
177 << " with R(mm)= " << fRadius / mm << " Width(mm)= " << 2.0 * fSliceZ / mm
178 << " Total Length(mm)= " << 2.0 * fTargetZ / mm << " ###" << G4endl;
179
180 // colors
181 G4VisAttributes zero = G4VisAttributes::GetInvisible();
182 fLogicWorld->SetVisAttributes(zero);
183
184 G4VisAttributes regWcolor(G4Colour(0.3, 0.3, 0.3));
185 fLogicCheck->SetVisAttributes(regWcolor);
186
187 G4VisAttributes regCcolor(G4Colour(0., 0.3, 0.7));
188 fLogicTarget->SetVisAttributes(regCcolor);
189
190 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
191
192 return fPhysWorld;
193 }
194
195 void DetectorConstruction::ConstructSDandField()
196 {
197 if (!fInitialized) {
198 // Prepare sensitive detectors
199 CheckVolumeSD* fCheckSD = new CheckVolumeSD("checkSD");
200 (G4SDManager::GetSDMpointer())->AddNewDetector(fCheckSD);
201 fLogicCheck->SetSensitiveDetector(fCheckSD);
202
203 TargetSD* fTargetSD = new TargetSD("targetSD");
204 (G4SDManager::GetSDMpointer())->AddNewDetector(fTargetSD);
205 fLogicTarget->SetSensitiveDetector(fTargetSD);
206 fInitialized = true;
207 }
208 }
209 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
210
211 void DetectorConstruction::SetTargetMaterial(const G4String& mat)
212 {
213 // search the material by its name
214 G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
215
216 if (material && material != fTargetMaterial) {
217 fTargetMaterial = material;
218 if (fLogicTarget) {
219 fLogicTarget->SetMaterial(fTargetMaterial);
220 }
221 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
222 }
223 }
224
225 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
226
227 void DetectorConstruction::SetWorldMaterial(const G4String& mat)
228 {
229 // search the material by its name
230 G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
231
232 if (material && material != fWorldMaterial) {
233 fWorldMaterial = material;
234 if (fLogicWorld) {
235 fLogicWorld->SetMaterial(fWorldMaterial);
236 }
237 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
238 }
239 }
240
241 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
242