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 | // $Id: DetectorConstruction.cc,v 1.3 2009/03/06 18:24:07 maire Exp $ |
---|
27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
---|
28 | // |
---|
29 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
31 | |
---|
32 | #include "DetectorConstruction.hh" |
---|
33 | #include "DetectorMessenger.hh" |
---|
34 | |
---|
35 | #include "G4Material.hh" |
---|
36 | #include "G4Box.hh" |
---|
37 | #include "G4LogicalVolume.hh" |
---|
38 | #include "G4PVPlacement.hh" |
---|
39 | |
---|
40 | #include "G4GeometryManager.hh" |
---|
41 | #include "G4PhysicalVolumeStore.hh" |
---|
42 | #include "G4LogicalVolumeStore.hh" |
---|
43 | #include "G4SolidStore.hh" |
---|
44 | |
---|
45 | #include "G4UnitsTable.hh" |
---|
46 | |
---|
47 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
48 | |
---|
49 | DetectorConstruction::DetectorConstruction() |
---|
50 | :pBox(0), lBox(0), aMaterial(0) |
---|
51 | { |
---|
52 | BoxSize = 1*cm; |
---|
53 | DefineMaterials(); |
---|
54 | SetMaterial("Water"); |
---|
55 | detectorMessenger = new DetectorMessenger(this); |
---|
56 | } |
---|
57 | |
---|
58 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
59 | |
---|
60 | DetectorConstruction::~DetectorConstruction() |
---|
61 | { delete detectorMessenger;} |
---|
62 | |
---|
63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
64 | |
---|
65 | G4VPhysicalVolume* DetectorConstruction::Construct() |
---|
66 | { |
---|
67 | return ConstructVolumes(); |
---|
68 | } |
---|
69 | |
---|
70 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
71 | |
---|
72 | void DetectorConstruction::DefineMaterials() |
---|
73 | { |
---|
74 | // |
---|
75 | // define Elements |
---|
76 | // |
---|
77 | G4double z,a; |
---|
78 | |
---|
79 | G4Element* H = new G4Element("Hydrogen" ,"H" , z= 1., a= 1.01*g/mole); |
---|
80 | G4Element* N = new G4Element("Nitrogen" ,"N" , z= 7., a= 14.01*g/mole); |
---|
81 | G4Element* O = new G4Element("Oxygen" ,"O" , z= 8., a= 16.00*g/mole); |
---|
82 | |
---|
83 | // |
---|
84 | // define materials |
---|
85 | // |
---|
86 | G4double density; |
---|
87 | G4int ncomponents, natoms; |
---|
88 | G4double fractionmass; |
---|
89 | |
---|
90 | G4Material* Air = |
---|
91 | new G4Material("Air", density= 1.290*mg/cm3, ncomponents=2); |
---|
92 | Air->AddElement(N, fractionmass=70.*perCent); |
---|
93 | Air->AddElement(O, fractionmass=30.*perCent); |
---|
94 | |
---|
95 | G4Material* H2O = |
---|
96 | new G4Material("Water", density= 1.000*g/cm3, ncomponents=2); |
---|
97 | H2O->AddElement(H, natoms=2); |
---|
98 | H2O->AddElement(O, natoms=1); |
---|
99 | H2O->GetIonisation()->SetMeanExcitationEnergy(75.0*eV); |
---|
100 | |
---|
101 | G4Material* vapor = |
---|
102 | new G4Material("Water_vapor", density= 1.000*mg/cm3, ncomponents=2); |
---|
103 | vapor->AddElement(H, natoms=2); |
---|
104 | vapor->AddElement(O, natoms=1); |
---|
105 | vapor->GetIonisation()->SetMeanExcitationEnergy(75.0*eV); |
---|
106 | |
---|
107 | new G4Material("Carbon" , z=6., a= 12.01*g/mole, density= 2.267*g/cm3); |
---|
108 | new G4Material("Aluminium" , z=13., a= 26.98*g/mole, density= 2.700*g/cm3); |
---|
109 | new G4Material("Silicon" , z=14., a= 28.09*g/mole, density= 2.330*g/cm3); |
---|
110 | new G4Material("liquidArgon", z=18., a= 39.95*g/mole, density= 1.390*g/cm3); |
---|
111 | new G4Material("Iron" , z=26., a= 55.85*g/mole, density= 7.870*g/cm3); |
---|
112 | new G4Material("Germanium" , z=32., a= 72.61*g/mole, density= 5.323*g/cm3); |
---|
113 | new G4Material("Tungsten" , z=74., a=183.85*g/mole, density= 19.30*g/cm3); |
---|
114 | new G4Material("Lead" , z=82., a=207.19*g/mole, density= 11.35*g/cm3); |
---|
115 | |
---|
116 | new G4Material("ArgonGas" , z=18., a=39.948*g/mole, density= 1.782*mg/cm3, |
---|
117 | kStateGas, 273.15*kelvin, 1*atmosphere); |
---|
118 | |
---|
119 | G4cout << *(G4Material::GetMaterialTable()) << G4endl; |
---|
120 | } |
---|
121 | |
---|
122 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
123 | |
---|
124 | G4VPhysicalVolume* DetectorConstruction::ConstructVolumes() |
---|
125 | { |
---|
126 | // Cleanup old geometry |
---|
127 | G4GeometryManager::GetInstance()->OpenGeometry(); |
---|
128 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
---|
129 | G4LogicalVolumeStore::GetInstance()->Clean(); |
---|
130 | G4SolidStore::GetInstance()->Clean(); |
---|
131 | |
---|
132 | G4Box* |
---|
133 | sBox = new G4Box("Container", //its name |
---|
134 | BoxSize/2,BoxSize/2,BoxSize/2); //its dimensions |
---|
135 | |
---|
136 | lBox = new G4LogicalVolume(sBox, //its shape |
---|
137 | aMaterial, //its material |
---|
138 | aMaterial->GetName()); //its name |
---|
139 | |
---|
140 | pBox = new G4PVPlacement(0, //no rotation |
---|
141 | G4ThreeVector(), //at (0,0,0) |
---|
142 | lBox, //its logical volume |
---|
143 | aMaterial->GetName(), //its name |
---|
144 | 0, //its mother volume |
---|
145 | false, //no boolean operation |
---|
146 | 0); //copy number |
---|
147 | |
---|
148 | PrintParameters(); |
---|
149 | |
---|
150 | //always return the root volume |
---|
151 | // |
---|
152 | return pBox; |
---|
153 | } |
---|
154 | |
---|
155 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
156 | |
---|
157 | void DetectorConstruction::PrintParameters() |
---|
158 | { |
---|
159 | G4cout << "\n The Box is " << G4BestUnit(BoxSize,"Length") |
---|
160 | << " of " << aMaterial->GetName() << G4endl; |
---|
161 | } |
---|
162 | |
---|
163 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
164 | |
---|
165 | void DetectorConstruction::SetMaterial(G4String materialChoice) |
---|
166 | { |
---|
167 | // search the material by its name |
---|
168 | G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice); |
---|
169 | if (pttoMaterial) { |
---|
170 | aMaterial = pttoMaterial; |
---|
171 | UpdateGeometry(); |
---|
172 | } else { |
---|
173 | G4cout << "\n--> warning from DetectorConstruction::SetMaterial : " |
---|
174 | << materialChoice << " not found" << G4endl; |
---|
175 | } |
---|
176 | } |
---|
177 | |
---|
178 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
179 | |
---|
180 | void DetectorConstruction::SetSize(G4double value) |
---|
181 | { |
---|
182 | BoxSize = value; |
---|
183 | UpdateGeometry(); |
---|
184 | } |
---|
185 | |
---|
186 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
187 | |
---|
188 | #include "G4RunManager.hh" |
---|
189 | |
---|
190 | void DetectorConstruction::UpdateGeometry() |
---|
191 | { |
---|
192 | if (pBox) |
---|
193 | G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes()); |
---|
194 | } |
---|
195 | |
---|
196 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|