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25 //
26 /// \file medical/dna/range/src/DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConstruction class
28 //
29 // $Id: DetectorConstruction.cc 78723 2014-01-20 10:32:17Z gcosmo $
30 //
31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
33
34 #include "DetectorConstruction.hh"
35
36 #include "DetectorMessenger.hh"
37
38 #include "G4Colour.hh"
39 #include "G4GeometryManager.hh"
40 #include "G4LogicalVolume.hh"
41 #include "G4LogicalVolumeStore.hh"
42 #include "G4MultiFunctionalDetector.hh"
43 #include "G4NistManager.hh"
44 #include "G4PSDoseDeposit.hh"
45 #include "G4PSEnergyDeposit.hh"
46 #include "G4PVParameterised.hh"
47 #include "G4PVPlacement.hh"
48 #include "G4PVReplica.hh"
49 #include "G4PhysicalConstants.hh"
50 #include "G4PhysicalVolumeStore.hh"
51 #include "G4ProductionCuts.hh"
52 #include "G4RunManager.hh"
53 #include "G4SDManager.hh"
54 #include "G4SolidStore.hh"
55 #include "G4Sphere.hh"
56 #include "G4SubtractionSolid.hh"
57 #include "G4SystemOfUnits.hh"
58 #include "G4Tubs.hh"
59 #include "G4UnitsTable.hh"
60 #include "G4UserLimits.hh"
61 #include "G4VPhysicalVolume.hh"
62 #include "G4VPrimitiveScorer.hh"
63 #include "G4VSensitiveDetector.hh"
64 #include "G4VisAttributes.hh"
65
66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
67
68 DetectorConstruction::DetectorConstruction()
69 : G4VUserDetectorConstruction(),
70 fNPRadius(0),
71 fAbsRadius(0),
72 fNPMaterial(0),
73 fAbsMaterial(0),
74 pWorld(0),
75 fNP(0),
76 fAbs(0),
77 fDetectorMessenger(0),
78 fRegion(0)
79 {
80 // default tracking cut
81 fTrackingCut = 10.0 * eV;
82
83 // default parameter values
84 fNPRadius = 50 * nm;
85 fAbsRadius = 100000 * nm + fNPRadius;
86
87 fNreplicaR = 1000;
88 fNreplicaAzm = 360;
89
90 DefineMaterials();
91 SetNPMaterial("G4_Au");
92 SetAbsMaterial("G4_WATER");
93
94 // create commands for interactive definition of the detector
95 fDetectorMessenger = new DetectorMessenger(this);
96 }
97
98 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
99
100 DetectorConstruction::~DetectorConstruction()
101 {
102 delete fDetectorMessenger;
103 }
104
105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
106
107 G4VPhysicalVolume* DetectorConstruction::Construct()
108 {
109 return ConstructVolumes();
110 }
111
112 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
113
114 void DetectorConstruction::DefineMaterials()
115 {
116 G4NistManager* man = G4NistManager::Instance();
117
118 man->FindOrBuildMaterial("G4_Au");
119 man->FindOrBuildMaterial("G4_WATER");
120 }
121
122 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
123
124 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
125 {
126 const G4bool check_overlap = false;
127 G4GeometryManager::GetInstance()->OpenGeometry();
128 G4PhysicalVolumeStore::GetInstance()->Clean();
129 G4LogicalVolumeStore::GetInstance()->Clean();
130 G4SolidStore::GetInstance()->Clean();
131
132 // World ====================================================================
133 G4Material* Vacuum = new G4Material("Galactic", 1., 1.01 * g / mole, universe_mean_density,
134 kStateGas, 2.73 * kelvin, 3.e-18 * pascal);
135
136 G4Sphere* sWorld = new G4Sphere("World", 0., fAbsRadius * 1.5, 0., 2 * pi * rad, 0., pi);
137 G4LogicalVolume* lWorld = new G4LogicalVolume(sWorld, Vacuum, "World");
138 pWorld = new G4PVPlacement(0, G4ThreeVector(), lWorld, "World", 0, false, 0);
139
140 // Spherical NanoParticle ===================================================
141 G4Sphere* sNP = new G4Sphere("NanoParticle", 0., fNPRadius, 0., 2 * pi * rad, 0., pi);
142
143 fLogicalNP = new G4LogicalVolume(sNP, fNPMaterial, "NanoParticle");
144
145 fNP = new G4PVPlacement(0, G4ThreeVector(), fLogicalNP, "NanoParticle", lWorld, false, 0,
146 check_overlap);
147
148 // Sampling Plane ===========================================================
149
150 // Spherical water absorber -------------------------------------------------
151 G4Sphere* sAbsorber0 = new G4Sphere("Absorber0", 0., fAbsRadius * 1.2, 0., 2 * pi * rad, 0., pi);
152 G4VSolid* sAbsorber = new G4SubtractionSolid("Absorber", sAbsorber0, sNP, 0, G4ThreeVector());
153
154 fLogicalAbs = new G4LogicalVolume(sAbsorber, fAbsMaterial, "Absorber");
155 fAbs =
156 new G4PVPlacement(0, G4ThreeVector(), fLogicalAbs, "Absorber", lWorld, false, 0, check_overlap);
157
158 // Set Visualization Setting#################################################
159 G4VisAttributes* visWorld = new G4VisAttributes(true, G4Colour::Gray());
160 G4VisAttributes* visNP = new G4VisAttributes(true, G4Colour::Yellow());
161 G4VisAttributes* visAbs = new G4VisAttributes(true, G4Colour::Cyan());
162
163 lWorld->SetVisAttributes(visWorld);
164 fLogicalNP->SetVisAttributes(visNP);
165 fLogicalAbs->SetVisAttributes(visAbs);
166
167 PrintParameters();
168
169 G4double maxStep = fNPRadius / 2.;
170 fLogicalNP->SetUserLimits(new G4UserLimits(maxStep, DBL_MAX, DBL_MAX, fTrackingCut));
171
172 fRegion = new G4Region("NP");
173
174 G4ProductionCuts* cuts = new G4ProductionCuts();
175 G4double defCut = 0.1 * nm;
176 cuts->SetProductionCut(defCut, "gamma");
177 cuts->SetProductionCut(defCut, "e-");
178 cuts->SetProductionCut(defCut, "e+");
179 cuts->SetProductionCut(defCut, "proton");
180 fRegion->SetProductionCuts(cuts);
181 fRegion->AddRootLogicalVolume(fLogicalNP);
182
183 return pWorld;
184 }
185
186 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
187
188 void DetectorConstruction::PrintParameters() const
189 {
190 G4cout << "\n=========================================================\n";
191 G4cout << "---> The tracking cut to all particles is set to "
192 << G4BestUnit(fTrackingCut, "Energy") << G4endl;
193 G4cout << "\n---------------------------------------------------------\n";
194 G4cout << "---> The Nano-Particle is a sphere of " << G4BestUnit(fNPRadius, "Length")
195 << " radius of " << fNPMaterial->GetName() << " made of"
196 << "\n \n"
197 << fNPMaterial << G4endl;
198 G4cout << "\n---------------------------------------------------------\n";
199 G4cout << "---> The Absorber is a sphere of " << G4BestUnit(fAbsRadius, "Length") << " radius of "
200 << fAbsMaterial->GetName() << " made of"
201 << "\n \n"
202 << fAbsMaterial << G4endl;
203 G4cout << "\n=========================================================\n";
204 }
205
206 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
207
208 void DetectorConstruction::SetTrackingCut(G4double value)
209 {
210 fTrackingCut = value;
211 G4RunManager::GetRunManager()->ReinitializeGeometry();
212 }
213
214 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
215
216 void DetectorConstruction::SetAbsRadius(G4double value)
217 {
218 fAbsRadius = value;
219 G4RunManager::GetRunManager()->ReinitializeGeometry();
220 }
221
222 void DetectorConstruction::SetNPRadius(G4double value)
223 {
224 fNPRadius = value;
225 G4RunManager::GetRunManager()->ReinitializeGeometry();
226 }
227
228 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
229 //
230 void DetectorConstruction::SetAbsMaterial(G4String materialChoice)
231 {
232 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
233 if (pttoMaterial) fAbsMaterial = pttoMaterial;
234 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
235 }
236
237 void DetectorConstruction::SetNPMaterial(G4String materialChoice)
238 {
239 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
240 if (pttoMaterial) fNPMaterial = pttoMaterial;
241 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
242 }
243
244 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
245 //
246 void DetectorConstruction::SetNReplicaR(G4int value)
247 {
248 fNreplicaR = value;
249 G4RunManager::GetRunManager()->ReinitializeGeometry();
250 }
251 void DetectorConstruction::SetNReplicaAzm(G4int value)
252 {
253 fNreplicaAzm = value;
254 G4RunManager::GetRunManager()->ReinitializeGeometry();
255 }
256