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25 // 25 //
26 // ------------------------------------------- 26 // --------------------------------------------------------------
27 // GEANT 4 - Brachytherapy exa 27 // GEANT 4 - Brachytherapy example
28 // ------------------------------------------- 28 // --------------------------------------------------------------
29 // 29 //
30 // Code developed by: S. Guatelli, D. Cutajar, << 30 // Code developed by:
31 // Past developers: S. Agostinelli, F. Foppian << 31 // S. Agostinelli, F. Foppiano, S. Garelli , M. Tropeano, S.Guatelli
32 // 32 //
33 // 33 //
34 // **************************************** 34 // ****************************************
35 // * * 35 // * *
36 // * BrachyDetectorConstruction.cc * 36 // * BrachyDetectorConstruction.cc *
37 // * * 37 // * *
38 // **************************************** 38 // ****************************************
39 // 39 //
40 #include "BrachyFactoryLeipzig.hh" << 40 // $Id: BrachyDetectorConstruction.cc,v 1.29 2006/06/29 15:48:09 gunter Exp $
41 #include "BrachyFactoryTG186.hh" << 41 // GEANT4 tag $Name: geant4-08-01-patch-01 $
42 #include "BrachyFactoryI.hh" << 42 //
43 #include "BrachyFactoryFlexi.hh" <<
44 #include "BrachyFactoryOncura6711.hh" <<
45 #include "BrachyDetectorMessenger.hh" <<
46 #include "BrachyDetectorConstruction.hh" <<
47 #include "G4SystemOfUnits.hh" <<
48 #include "G4CSGSolid.hh" 43 #include "G4CSGSolid.hh"
49 #include "G4MaterialPropertyVector.hh" 44 #include "G4MaterialPropertyVector.hh"
50 #include "G4SDManager.hh" 45 #include "G4SDManager.hh"
51 #include "G4RunManager.hh" 46 #include "G4RunManager.hh"
52 #include "G4Box.hh" 47 #include "G4Box.hh"
53 #include "G4LogicalVolume.hh" 48 #include "G4LogicalVolume.hh"
54 #include "G4ThreeVector.hh" 49 #include "G4ThreeVector.hh"
55 #include "G4PVPlacement.hh" 50 #include "G4PVPlacement.hh"
56 #include "globals.hh" 51 #include "globals.hh"
57 #include "G4MaterialTable.hh" 52 #include "G4MaterialTable.hh"
58 #include "G4TransportationManager.hh" 53 #include "G4TransportationManager.hh"
59 #include "G4Colour.hh" 54 #include "G4Colour.hh"
60 #include "G4UserLimits.hh" 55 #include "G4UserLimits.hh"
61 #include "G4VisAttributes.hh" 56 #include "G4VisAttributes.hh"
62 #include "G4NistManager.hh" << 57 #include "BrachyMaterial.hh"
>> 58 #include "BrachyFactoryLeipzig.hh"
>> 59 #include "BrachyFactoryIr.hh"
>> 60 #include "BrachyFactoryI.hh"
>> 61 #include "BrachyPhantomROGeometry.hh"
>> 62 #include "BrachyPhantomSD.hh"
>> 63 #include "BrachyDetectorMessenger.hh"
>> 64 #include "BrachyDetectorConstruction.hh"
63 65
64 BrachyDetectorConstruction::BrachyDetectorCons << 66 BrachyDetectorConstruction::BrachyDetectorConstruction(G4String &SDName)
65 fFactory(nullptr), fWorld(nullptr), fWorldLo << 67 : detectorChoice(0), phantomSD(0), phantomROGeometry(0), factory(0),
66 fPhantom(nullptr), fPhantomLog(nullptr), fPh << 68 World(0), WorldLog(0), WorldPhys(0),
67 fDetectorChoice(0) << 69 Phantom(0), PhantomLog(0), PhantomPhys(0),
68 { << 70 phantomAbsorberMaterial(0)
69 // Define the messenger of the Detector compo << 71 {
70 fDetectorMessenger = new BrachyDetectorMessen << 72 // Define half size of the phantom along the x, y, z axis
71 << 73 phantomSizeX = 15.*cm ;
72 // Define half size of the phantom along the << 74 phantomSizeY = 15.*cm;
73 fPhantomSizeX = 15.*cm; << 75 phantomSizeZ = 15.*cm;
74 fPhantomSizeY = 15.*cm; << 76
75 fPhantomSizeZ = 15.*cm; << 77 // Define the number of voxels the phantom is subdivided along the
76 << 78 // three axis
77 // Define the sizes of the World volume conta << 79 // Each voxel is 1 mm wide
78 fWorldSizeX = 4.0*m; << 80 numberOfVoxelsAlongX = 300;
79 fWorldSizeY = 4.0*m; << 81 numberOfVoxelsAlongY = 300;
80 fWorldSizeZ = 4.0*m; << 82 numberOfVoxelsAlongZ = 300;
81 83
82 // Define the Flexi source as default source << 84 ComputeDimVoxel();
83 fFactory = new BrachyFactoryFlexi(); << 85
>> 86 // Define the sizes of the World volume contaning the phantom
>> 87 worldSizeX = 4.0*m;
>> 88 worldSizeY = 4.0*m;
>> 89 worldSizeZ = 4.0*m;
>> 90
>> 91 sensitiveDetectorName = SDName;
>> 92
>> 93 // Define the messenger of the Detector component
>> 94 // It is possible to modify geometrical parameters through UI
>> 95 detectorMessenger = new BrachyDetectorMessenger(this);
>> 96
>> 97 // Define the Iridium source as default source modelled in the geometry
>> 98 factory = new BrachyFactoryIr();
>> 99
>> 100 // BrachyMaterial defined the all the materials necessary
>> 101 // for the experimental set-up
>> 102 pMaterial = new BrachyMaterial();
84 } 103 }
85 104
86 BrachyDetectorConstruction::~BrachyDetectorCon 105 BrachyDetectorConstruction::~BrachyDetectorConstruction()
87 { 106 {
88 delete fDetectorMessenger; << 107 delete pMaterial;
89 delete fFactory; << 108 delete factory;
>> 109 delete detectorMessenger;
>> 110 if (phantomROGeometry) delete phantomROGeometry;
90 } 111 }
91 112
92 G4VPhysicalVolume* BrachyDetectorConstruction: 113 G4VPhysicalVolume* BrachyDetectorConstruction::Construct()
93 { 114 {
94 // Model the phantom (water box) << 115 pMaterial -> DefineMaterials();
95 ConstructPhantom(); << 116
>> 117 // Model the phantom (water box)
>> 118 ConstructPhantom();
96 119
97 // Model the source in the phantom << 120 // Model the source in the phantom
98 fFactory -> CreateSource(fPhantomPhys); << 121 factory -> CreateSource(PhantomPhys); //Build the source inside the phantom
>> 122
>> 123 // Define the sensitive volume: phantom
>> 124 ConstructSensitiveDetector();
99 125
100 return fWorldPhys; << 126 return WorldPhys;
101 } 127 }
102 128
103 void BrachyDetectorConstruction::SwitchBrachyt 129 void BrachyDetectorConstruction::SwitchBrachytherapicSeed()
104 { 130 {
105 // Change the source in the water phantom 131 // Change the source in the water phantom
106 fFactory -> CleanSource(); << 132 factory -> CleanSource();
107 G4cout << "Old brachy source is deleted ..." << 133 delete factory;
108 delete fFactory; <<
109 134
110 switch(fDetectorChoice) << 135 switch(detectorChoice)
111 { 136 {
112 case 1: << 137 case 1:
113 fFactory = new BrachyFactoryI(); << 138 factory = new BrachyFactoryI();
114 break; 139 break;
115 case 2: << 140 case 2:
116 fFactory = new BrachyFactoryLeipzig(); << 141 factory = new BrachyFactoryLeipzig();
117 break; 142 break;
118 case 3: << 143 case 3:
119 fFactory = new BrachyFactoryTG186(); << 144 factory = new BrachyFactoryIr();
>> 145 break;
>> 146 default:
>> 147 factory = new BrachyFactoryIr();
120 break; 148 break;
121 case 4: << 149 }
122 fFactory = new BrachyFactoryFlexi(); <<
123 break; <<
124 case 5: <<
125 fFactory = new BrachyFactoryOncura6711() <<
126 break; <<
127 default: <<
128 fFactory = new BrachyFactoryFlexi(); <<
129 break; <<
130 } <<
131 150
132 fFactory -> CreateSource(fPhantomPhys); << 151 factory -> CreateSource(PhantomPhys);
133 G4cout << "New brachy source is created ..." <<
134 152
135 // Notify run manager that the new geometry 153 // Notify run manager that the new geometry has been built
136 G4RunManager::GetRunManager() -> GeometryHas << 154 G4RunManager::GetRunManager() -> DefineWorldVolume( WorldPhys );
137 } 155 }
138 156
139 void BrachyDetectorConstruction::SelectBrachyt 157 void BrachyDetectorConstruction::SelectBrachytherapicSeed(G4String val)
140 { 158 {
141 if (val == "Iodine") << 159 if(val == "Iodium")
142 fDetectorChoice = 1; << 160 {
143 else << 161 detectorChoice = 1;
144 { <<
145 if(val=="Leipzig") <<
146 fDetectorChoice = 2; <<
147 else <<
148 { <<
149 if(val=="TG186") <<
150 fDetectorChoice = 3; <<
151 else <<
152 { <<
153 if(val=="Flexi") <<
154 fDetectorChoice = 4; <<
155 else <<
156 { <<
157 if(val=="Oncura") <<
158 fDetectorChoice = 5; <<
159 else <<
160 G4cout << va <<
161 } <<
162 } <<
163 } <<
164 } 162 }
165 G4cout << "Now the brachy source is " << val << 163 else
>> 164 {
>> 165 if(val=="Leipzig")
>> 166 {
>> 167 detectorChoice = 2;
>> 168 }
>> 169 else
>> 170 {
>> 171 if(val=="Iridium")
>> 172 {
>> 173 detectorChoice = 3;
>> 174 }
>> 175 }
>> 176 }
>> 177
>> 178 G4cout << "Now the source is " << val << G4endl;
166 } 179 }
167 180
168 void BrachyDetectorConstruction::ConstructPhan 181 void BrachyDetectorConstruction::ConstructPhantom()
169 { 182 {
170 // Model the water phantom 183 // Model the water phantom
171 << 184
172 // Define the light blue color 185 // Define the light blue color
173 G4Colour lblue (0.0, 0.0, .75); 186 G4Colour lblue (0.0, 0.0, .75);
174 << 187
175 //Get nist material manager << 188 G4Material* air = pMaterial -> GetMat("Air") ;
176 G4NistManager* nist = G4NistManager::Instanc << 189 G4Material* water = pMaterial -> GetMat("Water");
177 G4Material* air = nist -> FindOrBuildMateria << 190
178 G4Material* water = nist -> FindOrBuildMater << 191 ComputeDimVoxel();
179 192
180 // World volume 193 // World volume
181 fWorld = new G4Box("World", fWorldSizeX, fWo << 194 World = new G4Box("World",worldSizeX,worldSizeY,worldSizeZ);
182 fWorldLog = new G4LogicalVolume(fWorld,air," << 195 WorldLog = new G4LogicalVolume(World,air,"WorldLog",0,0,0);
183 fWorldPhys = new G4PVPlacement(nullptr,G4Thr << 196 WorldPhys = new G4PVPlacement(0,G4ThreeVector(),
>> 197 "WorldPhys",WorldLog,0,false,0);
184 198
185 // Water Box 199 // Water Box
186 fPhantom = new G4Box("Phantom", fPhantomSize << 200 Phantom = new G4Box("Phantom",phantomSizeX,phantomSizeY,
>> 201 phantomSizeZ);
187 202
188 // Logical volume 203 // Logical volume
189 fPhantomLog = new G4LogicalVolume(fPhantom,w << 204 PhantomLog = new G4LogicalVolume(Phantom,water,"PhantomLog",0,0,0);
190 205
191 // Physical volume 206 // Physical volume
192 fPhantomPhys = new G4PVPlacement(nullptr,G4T << 207 PhantomPhys = new G4PVPlacement(0,G4ThreeVector(), // Position: rotation and translation
193 "PhantomPhys 208 "PhantomPhys", // Name
194 fPhantomLog, << 209 PhantomLog, // Associated logical volume
195 fWorldPhys, << 210 WorldPhys, // Mother volume
196 false,0); << 211 false,0);
197 212
198 fWorldLog -> SetVisAttributes (G4VisAttribut << 213 WorldLog -> SetVisAttributes (G4VisAttributes::Invisible);
199 214
200 // Visualization attributes of the phantom 215 // Visualization attributes of the phantom
201 auto simpleBoxVisAtt = new G4VisAttributes(l << 216 G4VisAttributes* simpleBoxVisAtt = new G4VisAttributes(lblue);
202 simpleBoxVisAtt -> SetVisibility(true); 217 simpleBoxVisAtt -> SetVisibility(true);
203 simpleBoxVisAtt -> SetForceWireframe(true); 218 simpleBoxVisAtt -> SetForceWireframe(true);
204 fPhantomLog -> SetVisAttributes(simpleBoxVis << 219 PhantomLog -> SetVisAttributes(simpleBoxVisAtt);
>> 220 }
>> 221
>> 222 void BrachyDetectorConstruction::ConstructSensitiveDetector()
>> 223 // Sensitive Detector and ReadOut geometry definition
>> 224 {
>> 225 G4SDManager* pSDManager = G4SDManager::GetSDMpointer();
>> 226
>> 227 if(!phantomSD)
>> 228 {
>> 229 phantomSD = new BrachyPhantomSD(sensitiveDetectorName);
>> 230 G4String ROGeometryName = "PhantomROGeometry";
>> 231 phantomROGeometry = new BrachyPhantomROGeometry(ROGeometryName,
>> 232 phantomSizeX,
>> 233 phantomSizeY,
>> 234 phantomSizeZ,
>> 235 numberOfVoxelsAlongX,
>> 236 numberOfVoxelsAlongY,
>> 237 numberOfVoxelsAlongZ);
>> 238 phantomROGeometry -> BuildROGeometry();
>> 239 phantomSD -> SetROgeometry(phantomROGeometry);
>> 240 pSDManager -> AddNewDetector(phantomSD);
>> 241
>> 242 PhantomLog -> SetSensitiveDetector(phantomSD);
>> 243 }
205 } 244 }
206 245
207 void BrachyDetectorConstruction::PrintDetector 246 void BrachyDetectorConstruction::PrintDetectorParameters()
208 { 247 {
209 G4cout << "----------------" << G4endl << 248 G4cout << "-----------------------------------------------------------------------"
>> 249 << G4endl
210 << "the phantom is a water box whose 250 << "the phantom is a water box whose size is: " << G4endl
211 << fPhantomSizeX *2./cm << 251 << phantomSizeX *2./cm
212 << " cm * " 252 << " cm * "
213 << fPhantomSizeY *2./cm << 253 << phantomSizeY *2./cm
214 << " cm * " 254 << " cm * "
215 << fPhantomSizeZ *2./cm << 255 << phantomSizeZ *2./cm
216 << " cm" << G4endl 256 << " cm" << G4endl
>> 257 << "number of Voxel: "
>> 258 << numberOfVoxelsAlongX <<G4endl
>> 259 << "Voxel size: "
>> 260 << dimVoxel * 2/mm
>> 261 << "mm" << G4endl
217 << "The phantom is made of " 262 << "The phantom is made of "
218 << fPhantomLog -> GetMaterial() -> Ge << 263 << phantomAbsorberMaterial -> GetName() <<G4endl
219 << "the source is at the center of th 264 << "the source is at the center of the phantom" << G4endl
220 << "----------------" << 265 << "-------------------------------------------------------------------------"
221 << G4endl; 266 << G4endl;
222 } 267 }
223 268
224 void BrachyDetectorConstruction::SetPhantomMat 269 void BrachyDetectorConstruction::SetPhantomMaterial(G4String materialChoice)
225 { 270 {
226 // Method to change the material of the phan << 271 // It is possible to change the material of the phantom
227 << 272 // interactively
228 G4NistManager* nist = G4NistManager::Instanc <<
229 <<
230 // Search the material by its name <<
231 G4Material* pttoMaterial = nist -> FindOrBu <<
232 273
>> 274 // Search the material by its name
>> 275 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
233 if (pttoMaterial) 276 if (pttoMaterial)
234 { 277 {
235 fPhantomLog -> SetMaterial(pttoMaterial); << 278 phantomAbsorberMaterial = pttoMaterial;
>> 279 PhantomLog -> SetMaterial(pttoMaterial);
236 PrintDetectorParameters(); 280 PrintDetectorParameters();
237 } else G4cout << "WARNING: material '" << m << 281 }
>> 282 else
>> 283 G4cout << "WARNING: material '" << materialChoice
>> 284 << "' not available!" << G4endl;
238 } 285 }
239 286