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1 // 1 //
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4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
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17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // History : 26 // History :
27 // 21/10/2021 : DLa update to modify the m 27 // 21/10/2021 : DLa update to modify the material and the size
28 // ------------------------------------------- 28 // -------------------------------------------------------------------
29 // ------------------------------------------- 29 // -------------------------------------------------------------------
30 30
31 #include "DetectorConstruction.hh" 31 #include "DetectorConstruction.hh"
32 #include "DetectorMessenger.hh" 32 #include "DetectorMessenger.hh"
33 #include "G4SystemOfUnits.hh" 33 #include "G4SystemOfUnits.hh"
34 #include "G4Region.hh" 34 #include "G4Region.hh"
35 #include "G4ProductionCuts.hh" 35 #include "G4ProductionCuts.hh"
36 #include "G4RunManager.hh" 36 #include "G4RunManager.hh"
37 37
38 //....oooOO0OOooo........oooOO0OOooo........oo 38 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
39 39
40 DetectorConstruction::DetectorConstruction() 40 DetectorConstruction::DetectorConstruction()
41 :G4VUserDetectorConstruction(), fPhysiWorld(nu 41 :G4VUserDetectorConstruction(), fPhysiWorld(nullptr), fLogicWorld(nullptr), fSolidWorld(nullptr), fWorldMaterial(nullptr), flogicTarget(nullptr), ftargetSolid(nullptr), fMaterial(nullptr), fRegion(nullptr)
42 { 42 {
43 fBoxSize = 1.0*um; 43 fBoxSize = 1.0*um;
44 DefineMaterials(); 44 DefineMaterials();
45 SetMaterial("G4_Si"); 45 SetMaterial("G4_Si");
46 fDetectorMessenger = new DetectorMessenger(t 46 fDetectorMessenger = new DetectorMessenger(this);
47 } 47 }
48 48
49 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
50 50
51 DetectorConstruction::~DetectorConstruction() 51 DetectorConstruction::~DetectorConstruction()
52 { 52 {
53 delete fPhysiWorld; 53 delete fPhysiWorld;
54 delete fLogicWorld; 54 delete fLogicWorld;
55 delete fSolidWorld; 55 delete fSolidWorld;
56 //delete fWorldMaterial; // no delete beca 56 //delete fWorldMaterial; // no delete because link to database
57 delete flogicTarget; 57 delete flogicTarget;
58 delete ftargetSolid; 58 delete ftargetSolid;
59 delete fMaterial; 59 delete fMaterial;
60 delete fRegion; 60 delete fRegion;
61 delete fDetectorMessenger; 61 delete fDetectorMessenger;
62 } 62 }
63 63
64 //....oooOO0OOooo........oooOO0OOooo........oo 64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
65 65
66 G4VPhysicalVolume* DetectorConstruction::Const 66 G4VPhysicalVolume* DetectorConstruction::Construct()
67 67
68 { 68 {
69 DefineMaterials(); 69 DefineMaterials();
70 return ConstructDetector(); 70 return ConstructDetector();
71 } 71 }
72 72
73 //....oooOO0OOooo........oooOO0OOooo........oo 73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
74 74
75 void DetectorConstruction::DefineMaterials() 75 void DetectorConstruction::DefineMaterials()
76 { 76 {
77 77
78 // Silicon is defined from NIST material dat 78 // Silicon is defined from NIST material database
79 G4NistManager * man = G4NistManager::Instanc 79 G4NistManager * man = G4NistManager::Instance();
80 fMaterial = man->FindOrBuildMaterial("G4_Si 80 fMaterial = man->FindOrBuildMaterial("G4_Si");
81 fWorldMaterial = man->FindOrBuildMaterial(" 81 fWorldMaterial = man->FindOrBuildMaterial("G4_Si"); // world material;
82 82
83 } 83 }
84 84
85 //....oooOO0OOooo........oooOO0OOooo........oo 85 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
86 86
87 87
88 88
89 void DetectorConstruction::SetMaterial(const G 89 void DetectorConstruction::SetMaterial(const G4String& materialChoice)
90 { 90 {
91 // search the material by its name 91 // search the material by its name
92 G4Material* pttoMaterial = 92 G4Material* pttoMaterial =
93 G4NistManager::Instance()->FindOrBuildMat 93 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
94 94
95 if (pttoMaterial) { 95 if (pttoMaterial) {
96 fMaterial = pttoMaterial; 96 fMaterial = pttoMaterial;
97 if ( flogicTarget ) { flogicTarget->SetMat 97 if ( flogicTarget ) { flogicTarget->SetMaterial(fMaterial); }
98 } else { 98 } else {
99 G4cout << "\n--> warning from DetectorCons 99 G4cout << "\n--> warning from DetectorConstruction::SetMaterial : "
100 << materialChoice << " not found" < 100 << materialChoice << " not found" << G4endl;
101 } 101 }
102 G4RunManager::GetRunManager()->PhysicsHasBee 102 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
103 } 103 }
104 104
105 //....oooOO0OOooo........oooOO0OOooo........oo 105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
106 106
107 107
108 //....oooOO0OOooo........oooOO0OOooo........oo 108 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
109 G4VPhysicalVolume* DetectorConstruction::Const 109 G4VPhysicalVolume* DetectorConstruction::ConstructDetector()
110 { 110 {
111 111
112 112
113 //....oooOO0OOooo........oooOO0OOooo........oo 113 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
114 114
115 // WORLD VOLUME 115 // WORLD VOLUME
116 116
117 117
118 G4double TargetSizeX = 1*um; 118 G4double TargetSizeX = 1*um;
119 G4double TargetSizeY = TargetSizeX; 119 G4double TargetSizeY = TargetSizeX;
120 G4double TargetSizeZ = TargetSizeX; 120 G4double TargetSizeZ = TargetSizeX;
121 fBoxSize = TargetSizeX; 121 fBoxSize = TargetSizeX;
122 122
123 fWorldSizeX = TargetSizeX*2; 123 fWorldSizeX = TargetSizeX*2;
124 fWorldSizeY = TargetSizeY*2; 124 fWorldSizeY = TargetSizeY*2;
125 fWorldSizeZ = TargetSizeZ*2; 125 fWorldSizeZ = TargetSizeZ*2;
126 126
127 fSolidWorld = new G4Box("World", 127 fSolidWorld = new G4Box("World", //its name
128 fWorldSizeX/2,fWorldSizeY/2,fWorldSiz 128 fWorldSizeX/2,fWorldSizeY/2,fWorldSizeZ/2); //its size
129 129
130 130
131 fLogicWorld = new G4LogicalVolume(fSolidWorl 131 fLogicWorld = new G4LogicalVolume(fSolidWorld, //its solid
132 fWorldMaterial, //its material 132 fWorldMaterial, //its material
133 "World"); //its name 133 "World"); //its name
134 134
135 fPhysiWorld = new G4PVPlacement(0, //no 135 fPhysiWorld = new G4PVPlacement(0, //no rotation
136 G4ThreeVector(), //at (0,0,0) 136 G4ThreeVector(), //at (0,0,0)
137 "World", // 137 "World", //its name
138 fLogicWorld, 138 fLogicWorld, //its logical volume
139 0, //its 139 0, //its mother volume
140 false, // 140 false, //no boolean operation
141 0); //co 141 0); //copy number
142 142
143 143
144 144
145 ftargetSolid = new G4Box("Target", 145 ftargetSolid = new G4Box("Target", //its name
146 TargetSizeX/2,TargetSizeY/2,TargetSiz 146 TargetSizeX/2,TargetSizeY/2,TargetSizeZ/2); //its size
147 147
148 148
149 flogicTarget = new G4LogicalVolume(ftargetSo 149 flogicTarget = new G4LogicalVolume(ftargetSolid, //its solid
150 fMaterial, //its material 150 fMaterial, //its material
151 "Target"); //its name 151 "Target"); //its name
152 152
153 new G4PVPlacement(0, 153 new G4PVPlacement(0, //no rotation
154 G4ThreeVector(), 154 G4ThreeVector(), //at (0,0,0)
155 "Target", //its name 155 "Target", //its name
156 flogicTarget, //its logical volume 156 flogicTarget, //its logical volume
157 fPhysiWorld, //its mother volume 157 fPhysiWorld, //its mother volume
158 false, //no boolean operation 158 false, //no boolean operation
159 0); //copy number 159 0); //copy number
160 160
161 // Visualization attributes 161 // Visualization attributes
162 G4VisAttributes* worldVisAtt= new G4VisAttri 162 G4VisAttributes* worldVisAtt= new G4VisAttributes(G4Colour(1.0,1.0,1.0)); //White
163 worldVisAtt->SetVisibility(true); 163 worldVisAtt->SetVisibility(true);
164 fLogicWorld->SetVisAttributes(worldVisAtt); 164 fLogicWorld->SetVisAttributes(worldVisAtt);
165 165
166 G4VisAttributes* worldVisAtt1 = new G4VisAtt 166 G4VisAttributes* worldVisAtt1 = new G4VisAttributes(G4Colour(1.0,0.0,0.0));
167 worldVisAtt1->SetVisibility(true); 167 worldVisAtt1->SetVisibility(true);
168 flogicTarget->SetVisAttributes(worldVisAtt1) 168 flogicTarget->SetVisAttributes(worldVisAtt1);
169 169
170 // Create Target G4Region and add logical vo 170 // Create Target G4Region and add logical volume
171 171
172 fRegion = new G4Region("Target"); 172 fRegion = new G4Region("Target");
173 173
174 G4ProductionCuts* cuts = new G4ProductionCut 174 G4ProductionCuts* cuts = new G4ProductionCuts();
175 175
176 G4double defCut = 1*nanometer; 176 G4double defCut = 1*nanometer;
177 cuts->SetProductionCut(defCut,"gamma"); 177 cuts->SetProductionCut(defCut,"gamma");
178 cuts->SetProductionCut(defCut,"e-"); 178 cuts->SetProductionCut(defCut,"e-");
179 cuts->SetProductionCut(defCut,"e+"); 179 cuts->SetProductionCut(defCut,"e+");
180 cuts->SetProductionCut(defCut,"proton"); 180 cuts->SetProductionCut(defCut,"proton");
181 181
182 fRegion->SetProductionCuts(cuts); 182 fRegion->SetProductionCuts(cuts);
183 fRegion->AddRootLogicalVolume(flogicTarget); 183 fRegion->AddRootLogicalVolume(flogicTarget);
184 184
185 return fPhysiWorld; 185 return fPhysiWorld;
186 } 186 }
187 187
188 188
189 //....oooOO0OOooo........oooOO0OOooo........oo 189 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
190 190
191 void DetectorConstruction::SetSize(G4double va 191 void DetectorConstruction::SetSize(G4double value)
192 { 192 {
193 fBoxSize = value; 193 fBoxSize = value;
194 if(ftargetSolid) { 194 if(ftargetSolid) {
195 ftargetSolid->SetXHalfLength(fBoxSize/2); 195 ftargetSolid->SetXHalfLength(fBoxSize/2);
196 ftargetSolid->SetYHalfLength(fBoxSize/2); 196 ftargetSolid->SetYHalfLength(fBoxSize/2);
197 ftargetSolid->SetZHalfLength(fBoxSize/2); 197 ftargetSolid->SetZHalfLength(fBoxSize/2);
198 } 198 }
199 fWorldSizeX = value*2.0; 199 fWorldSizeX = value*2.0;
200 fWorldSizeY = value*2.0; 200 fWorldSizeY = value*2.0;
201 fWorldSizeZ = value*2.0; 201 fWorldSizeZ = value*2.0;
202 202
203 if(fSolidWorld) { 203 if(fSolidWorld) {
204 fSolidWorld->SetXHalfLength(fWorldSizeX/2) 204 fSolidWorld->SetXHalfLength(fWorldSizeX/2);
205 fSolidWorld->SetYHalfLength(fWorldSizeY/2) 205 fSolidWorld->SetYHalfLength(fWorldSizeY/2);
206 fSolidWorld->SetZHalfLength(fWorldSizeZ/2) 206 fSolidWorld->SetZHalfLength(fWorldSizeZ/2);
207 } 207 }
208 208
209 } 209 }
210 210
211 211