| Geant4 Cross Reference |
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 // --------------------------------------------------------------
27 // GEANT 4 - Brachytherapy example
28 // --------------------------------------------------------------
29 //
30 // Code developed by: S. Guatelli, D. Cutajar, A. Le
31 // Past developers: S. Agostinelli, F. Foppiano, S. Garelli , M. Tropeano
32 //
33 //
34 // ****************************************
35 // * *
36 // * BrachyDetectorConstruction.cc *
37 // * *
38 // ****************************************
39 //
40 #include "BrachyFactoryLeipzig.hh"
41 #include "BrachyFactoryTG186.hh"
42 #include "BrachyFactoryI.hh"
43 #include "BrachyFactoryFlexi.hh"
44 #include "BrachyFactoryOncura6711.hh"
45 #include "BrachyDetectorMessenger.hh"
46 #include "BrachyDetectorConstruction.hh"
47 #include "G4SystemOfUnits.hh"
48 #include "G4CSGSolid.hh"
49 #include "G4MaterialPropertyVector.hh"
50 #include "G4SDManager.hh"
51 #include "G4RunManager.hh"
52 #include "G4Box.hh"
53 #include "G4LogicalVolume.hh"
54 #include "G4ThreeVector.hh"
55 #include "G4PVPlacement.hh"
56 #include "globals.hh"
57 #include "G4MaterialTable.hh"
58 #include "G4TransportationManager.hh"
59 #include "G4Colour.hh"
60 #include "G4UserLimits.hh"
61 #include "G4VisAttributes.hh"
62 #include "G4NistManager.hh"
63
64 BrachyDetectorConstruction::BrachyDetectorConstruction():
65 fFactory(nullptr), fWorld(nullptr), fWorldLog(nullptr), fWorldPhys(nullptr),
66 fPhantom(nullptr), fPhantomLog(nullptr), fPhantomPhys(nullptr),
67 fDetectorChoice(0)
68 {
69 // Define the messenger of the Detector component
70 fDetectorMessenger = new BrachyDetectorMessenger(this);
71
72 // Define half size of the phantom along the x, y, z axis
73 fPhantomSizeX = 15.*cm;
74 fPhantomSizeY = 15.*cm;
75 fPhantomSizeZ = 15.*cm;
76
77 // Define the sizes of the World volume containing the phantom
78 fWorldSizeX = 4.0*m;
79 fWorldSizeY = 4.0*m;
80 fWorldSizeZ = 4.0*m;
81
82 // Define the Flexi source as default source modelled in the geometry
83 fFactory = new BrachyFactoryFlexi();
84 }
85
86 BrachyDetectorConstruction::~BrachyDetectorConstruction()
87 {
88 delete fDetectorMessenger;
89 delete fFactory;
90 }
91
92 G4VPhysicalVolume* BrachyDetectorConstruction::Construct()
93 {
94 // Model the phantom (water box)
95 ConstructPhantom();
96
97 // Model the source in the phantom
98 fFactory -> CreateSource(fPhantomPhys);
99
100 return fWorldPhys;
101 }
102
103 void BrachyDetectorConstruction::SwitchBrachytherapicSeed()
104 {
105 // Change the source in the water phantom
106 fFactory -> CleanSource();
107 G4cout << "Old brachy source is deleted ..." << G4endl;
108 delete fFactory;
109
110 switch(fDetectorChoice)
111 {
112 case 1:
113 fFactory = new BrachyFactoryI();
114 break;
115 case 2:
116 fFactory = new BrachyFactoryLeipzig();
117 break;
118 case 3:
119 fFactory = new BrachyFactoryTG186();
120 break;
121 case 4:
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
132 fFactory -> CreateSource(fPhantomPhys);
133 G4cout << "New brachy source is created ..." << G4endl;
134
135 // Notify run manager that the new geometry has been built
136 G4RunManager::GetRunManager() -> GeometryHasBeenModified();
137 }
138
139 void BrachyDetectorConstruction::SelectBrachytherapicSeed(G4String val)
140 {
141 if (val == "Iodine")
142 fDetectorChoice = 1;
143 else
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 << val << "is not available!!!!" << G4endl;
161 }
162 }
163 }
164 }
165 G4cout << "Now the brachy source is " << val << G4endl;
166 }
167
168 void BrachyDetectorConstruction::ConstructPhantom()
169 {
170 // Model the water phantom
171
172 // Define the light blue color
173 G4Colour lblue (0.0, 0.0, .75);
174
175 //Get nist material manager
176 G4NistManager* nist = G4NistManager::Instance();
177 G4Material* air = nist -> FindOrBuildMaterial("G4_AIR");
178 G4Material* water = nist -> FindOrBuildMaterial("G4_WATER");
179
180 // World volume
181 fWorld = new G4Box("World", fWorldSizeX, fWorldSizeY, fWorldSizeZ);
182 fWorldLog = new G4LogicalVolume(fWorld,air,"WorldLog",nullptr,nullptr,nullptr);
183 fWorldPhys = new G4PVPlacement(nullptr,G4ThreeVector(),"WorldPhys",fWorldLog,nullptr,false,0);
184
185 // Water Box
186 fPhantom = new G4Box("Phantom", fPhantomSizeX, fPhantomSizeY, fPhantomSizeZ);
187
188 // Logical volume
189 fPhantomLog = new G4LogicalVolume(fPhantom,water,"PhantomLog",nullptr,nullptr,nullptr);
190
191 // Physical volume
192 fPhantomPhys = new G4PVPlacement(nullptr,G4ThreeVector(), // Position: rotation and translation
193 "PhantomPhys", // Name
194 fPhantomLog, // Associated logical volume
195 fWorldPhys, // Mother volume
196 false,0);
197
198 fWorldLog -> SetVisAttributes (G4VisAttributes::GetInvisible());
199
200 // Visualization attributes of the phantom
201 auto simpleBoxVisAtt = new G4VisAttributes(lblue);
202 simpleBoxVisAtt -> SetVisibility(true);
203 simpleBoxVisAtt -> SetForceWireframe(true);
204 fPhantomLog -> SetVisAttributes(simpleBoxVisAtt);
205 }
206
207 void BrachyDetectorConstruction::PrintDetectorParameters()
208 {
209 G4cout << "----------------" << G4endl
210 << "the phantom is a water box whose size is: " << G4endl
211 << fPhantomSizeX *2./cm
212 << " cm * "
213 << fPhantomSizeY *2./cm
214 << " cm * "
215 << fPhantomSizeZ *2./cm
216 << " cm" << G4endl
217 << "The phantom is made of "
218 << fPhantomLog -> GetMaterial() -> GetName() <<G4endl
219 << "the source is at the center of the phantom" << G4endl
220 << "----------------"
221 << G4endl;
222 }
223
224 void BrachyDetectorConstruction::SetPhantomMaterial(G4String materialChoice)
225 {
226 // Method to change the material of the phantom
227
228 G4NistManager* nist = G4NistManager::Instance();
229
230 // Search the material by its name
231 G4Material* pttoMaterial = nist -> FindOrBuildMaterial(materialChoice);
232
233 if (pttoMaterial)
234 {
235 fPhantomLog -> SetMaterial(pttoMaterial);
236 PrintDetectorParameters();
237 } else G4cout << "WARNING: material '" << materialChoice << "' not available!" << G4endl;
238 }
239