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1 // 1 //
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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 *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // This example is provided by the Geant4-DNA 26 // This example is provided by the Geant4-DNA collaboration
27 // Any report or published results obtained us << 27 // Any report or published results obtained using the Geant4-DNA software
28 // shall cite the following Geant4-DNA collabo << 28 // shall cite the following Geant4-DNA collaboration publication:
29 // Med. Phys. 45 (2018) e722-e739 <<
30 // Phys. Med. 31 (2015) 861-874 <<
31 // Med. Phys. 37 (2010) 4692-4708 29 // Med. Phys. 37 (2010) 4692-4708
32 // Int. J. Model. Simul. Sci. Comput. 1 (2010) <<
33 // <<
34 // The Geant4-DNA web site is available at htt 30 // The Geant4-DNA web site is available at http://geant4-dna.org
35 // 31 //
>> 32 // $Id$
>> 33 //
36 /// \file DetectorConstruction.cc 34 /// \file DetectorConstruction.cc
37 /// \brief Implementation of the DetectorConst 35 /// \brief Implementation of the DetectorConstruction class
38 36
39 #include "DetectorConstruction.hh" 37 #include "DetectorConstruction.hh"
40 #include "DetectorMessenger.hh" 38 #include "DetectorMessenger.hh"
41 #include "PhysicsList.hh" <<
42 <<
43 #include "G4LogicalVolumeStore.hh" <<
44 #include "G4NistManager.hh" <<
45 #include "G4RunManager.hh" <<
46 #include "G4SystemOfUnits.hh" 39 #include "G4SystemOfUnits.hh"
47 #include "G4UserLimits.hh" 40 #include "G4UserLimits.hh"
>> 41 #include "G4NistManager.hh"
>> 42 #include "G4RunManager.hh"
>> 43 #include "G4LogicalVolumeStore.hh"
48 44
49 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
50 46
51 DetectorConstruction::DetectorConstruction(Phy << 47 DetectorConstruction::DetectorConstruction() :
52 : G4VUserDetectorConstruction(), << 48 G4VUserDetectorConstruction(), fpWaterMaterial(0)
53 fpWaterMaterial(nullptr), <<
54 fLogicWorld(nullptr), <<
55 fPhysiWorld(nullptr) <<
56 { 49 {
57 // Create commands for interactive definitio << 50 // create commands for interactive definition of the detector
58 fDetectorMessenger = new DetectorMessenger(t << 51 fDetectorMessenger = new DetectorMessenger(this);
59 <<
60 // Default values <<
61 // <<
62 // World size <<
63 fWorldSize = 100 *um; <<
64 // and material <<
65 G4NistManager* man = G4NistManager::Instance <<
66 G4Material* H2O = man->FindOrBuildMaterial(" <<
67 fpWaterMaterial = H2O; <<
68 } 52 }
69 53
70 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
71 55
72 DetectorConstruction::~DetectorConstruction() 56 DetectorConstruction::~DetectorConstruction()
73 { 57 {
74 delete fDetectorMessenger; 58 delete fDetectorMessenger;
75 } 59 }
76 60
77 //....oooOO0OOooo........oooOO0OOooo........oo 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
78 62
>> 63 G4VPhysicalVolume* DetectorConstruction::Construct()
>> 64
>> 65 {
>> 66 DefineMaterials();
>> 67 return ConstructDetector();
>> 68 }
>> 69
>> 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 71
79 void DetectorConstruction::DefineMaterials() 72 void DetectorConstruction::DefineMaterials()
80 { 73 {
>> 74
81 // Water is defined from NIST material datab 75 // Water is defined from NIST material database
82 G4NistManager* man = G4NistManager::Instance << 76 G4NistManager * man = G4NistManager::Instance();
83 77
84 G4Material* H2O = man->FindOrBuildMaterial(" << 78 G4Material * H2O = man->FindOrBuildMaterial("G4_WATER");
85 79
86 /* 80 /*
87 If one wishes to test other density value f 81 If one wishes to test other density value for water material,
88 one should use instead: 82 one should use instead:
89 G4Material * H2O = man->BuildMaterialWithNe 83 G4Material * H2O = man->BuildMaterialWithNewDensity("G4_WATER_MODIFIED",
90 "G4_WATER",1.100*g/cm3); 84 "G4_WATER",1.100*g/cm3);
91 85
92 Note: any string for "G4_WATER_MODIFIED" pa 86 Note: any string for "G4_WATER_MODIFIED" parameter is accepted
93 and "G4_WATER" parameter should not be chan 87 and "G4_WATER" parameter should not be changed
94 Both materials are created and can be selec 88 Both materials are created and can be selected from dna.mac
95 */ 89 */
96 fpWaterMaterial = H2O; 90 fpWaterMaterial = H2O;
97 91
98 // G4cout << "-> Density of water material ( << 92 //G4cout << "-> Density of water material (g/cm3)="
99 // << fpWaterMaterial->GetDensity()/(g/cm/c << 93 // << fpWaterMaterial->GetDensity()/(g/cm/cm/cm) << G4endl;
100 94
101 G4cout << *(G4Material::GetMaterialTable()) 95 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
102 } 96 }
103 97
104 //....oooOO0OOooo........oooOO0OOooo........oo << 98 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
105 << 99 G4VPhysicalVolume* DetectorConstruction::ConstructDetector()
106 G4Material* <<
107 DetectorConstruction::MaterialWithDensity(G4St <<
108 { 100 {
109 // Water is defined from NIST material datab <<
110 G4NistManager* man = G4NistManager::Instance <<
111 101
112 G4Material * material = man->BuildMaterialWi << 102 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
113 "G4_WATER", density); <<
114 103
115 G4cout << "-> Density of water_modified mat << 104 // WORLD VOLUME
116 << material->GetDensity()/(g/cm/cm/cm) << <<
117 <<
118 return material; <<
119 } <<
120 105
121 //....oooOO0OOooo........oooOO0OOooo........oo << 106 G4double worldSizeX = 100 * micrometer;
122 <<
123 G4VPhysicalVolume* DetectorConstruction::Const <<
124 { <<
125 if (fPhysiWorld) { <<
126 return fPhysiWorld; <<
127 } <<
128 <<
129 // World volume <<
130 G4double worldSizeX = fWorldSize; <<
131 G4double worldSizeY = worldSizeX; 107 G4double worldSizeY = worldSizeX;
132 G4double worldSizeZ = worldSizeX; 108 G4double worldSizeZ = worldSizeX;
133 109
134 G4Box* solidWorld = new G4Box("World", // i << 110 G4Box* solidWorld = new G4Box("World", //its name
135 worldSizeX / 2 << 111 worldSizeX / 2, worldSizeY / 2, worldSizeZ / 2); //its size
136 // its size <<
137 <<
138 fLogicWorld = new G4LogicalVolume(solidWorld <<
139 fpWaterMat <<
140 "World"); <<
141 <<
142 fPhysiWorld = new G4PVPlacement(0, // no ro <<
143 G4ThreeVecto <<
144 "World", // <<
145 fLogicWorld, <<
146 0, // its m <<
147 false, // n <<
148 0); // copy <<
149 112
150 // Visualization attributes - white << 113 G4LogicalVolume* logicWorld = new G4LogicalVolume(solidWorld, //its solid
151 G4VisAttributes* worldVisAtt = new G4VisAttr << 114 fpWaterMaterial, //its material
>> 115 "World"); //its name
>> 116
>> 117 G4PVPlacement* physiWorld = new G4PVPlacement(0, //no rotation
>> 118 G4ThreeVector(), //at (0,0,0)
>> 119 "World", //its name
>> 120 logicWorld, //its logical volume
>> 121 0, //its mother volume
>> 122 false, //no boolean operation
>> 123 0); //copy number
>> 124
>> 125 // Visualization attributes
>> 126 G4VisAttributes* worldVisAtt = new G4VisAttributes(G4Colour(1.0, 1.0, 1.0)); //White
152 worldVisAtt->SetVisibility(true); 127 worldVisAtt->SetVisibility(true);
153 fLogicWorld->SetVisAttributes(worldVisAtt); << 128 logicWorld->SetVisAttributes(worldVisAtt);
154 129
155 G4VisAttributes* worldVisAtt1 = new G4VisAtt 130 G4VisAttributes* worldVisAtt1 = new G4VisAttributes(G4Colour(1.0, 0.0, 0.0));
156 worldVisAtt1->SetVisibility(true); 131 worldVisAtt1->SetVisibility(true);
157 132
>> 133 //
158 // Shows how to introduce a 20 eV tracking c 134 // Shows how to introduce a 20 eV tracking cut
159 // logicWorld->SetUserLimits(new G4UserLimit << 135 //
>> 136 //logicWorld->SetUserLimits(new G4UserLimits(DBL_MAX,DBL_MAX,DBL_MAX,20*eV));
160 137
161 return fPhysiWorld; << 138 return physiWorld;
162 } 139 }
163 140
164 //....oooOO0OOooo........oooOO0OOooo........oo 141 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
165 142
166 void DetectorConstruction::SetMaterial(const G << 143 void DetectorConstruction::SetMaterial(G4String materialChoice)
167 { 144 {
168 // Search the material by its name << 145 // Search the material by its name
169 G4Material* pttoMaterial = << 146 G4Material* pttoMaterial = G4NistManager::Instance()->FindOrBuildMaterial(
170 G4NistManager::Instance()->FindOrBuildMate << 147 materialChoice);
171 148
172 if (pttoMaterial) { << 149 if (pttoMaterial)
>> 150 {
173 fpWaterMaterial = pttoMaterial; 151 fpWaterMaterial = pttoMaterial;
174 if (fLogicWorld) { << 152 G4LogicalVolume* logicWorld =
175 fLogicWorld->SetMaterial(fpWaterMaterial << 153 G4LogicalVolumeStore::GetInstance()->GetVolume("World");
176 } << 154 logicWorld->SetMaterial(fpWaterMaterial);
177 G4RunManager::GetRunManager()->GeometryHas 155 G4RunManager::GetRunManager()->GeometryHasBeenModified();
178 } 156 }
179 } 157 }
180 158
181 //....oooOO0OOooo........oooOO0OOooo........oo 159 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
182 160
183 void DetectorConstruction::SetSize(G4double va << 161 void DetectorConstruction::UpdateGeometry()
184 { 162 {
185 fWorldSize = value; << 163 G4RunManager::GetRunManager()->GeometryHasBeenModified();
186 G4RunManager::GetRunManager()->ReinitializeG << 164 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructDetector());
187 } 165 }
188 166