[807] | 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 2007/10/08 12:05:02 maire Exp $ |
---|
| 27 | // GEANT4 tag $Name: $ |
---|
| 28 | |
---|
| 29 | // |
---|
| 30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 31 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 32 | |
---|
| 33 | #include "DetectorConstruction.hh" |
---|
| 34 | #include "DetectorMessenger.hh" |
---|
| 35 | |
---|
| 36 | #include "G4Material.hh" |
---|
| 37 | #include "G4Tubs.hh" |
---|
| 38 | #include "G4LogicalVolume.hh" |
---|
| 39 | #include "G4VPhysicalVolume.hh" |
---|
| 40 | #include "G4PVPlacement.hh" |
---|
| 41 | |
---|
| 42 | #include "G4GeometryManager.hh" |
---|
| 43 | #include "G4PhysicalVolumeStore.hh" |
---|
| 44 | #include "G4LogicalVolumeStore.hh" |
---|
| 45 | #include "G4SolidStore.hh" |
---|
| 46 | |
---|
| 47 | #include "G4UnitsTable.hh" |
---|
| 48 | |
---|
| 49 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 50 | |
---|
| 51 | DetectorConstruction::DetectorConstruction() |
---|
| 52 | :pWall(0), pCavity(0) |
---|
| 53 | { |
---|
| 54 | // default parameter values |
---|
| 55 | cavityThickness = 2*mm; |
---|
| 56 | cavityRadius = 1*cm; |
---|
| 57 | |
---|
| 58 | wallThickness = 5*mm; |
---|
| 59 | |
---|
| 60 | DefineMaterials(); |
---|
| 61 | SetWallMaterial("Water"); |
---|
| 62 | SetCavityMaterial("Water_vapor"); |
---|
| 63 | |
---|
| 64 | // create commands for interactive definition of the detector |
---|
| 65 | detectorMessenger = new DetectorMessenger(this); |
---|
| 66 | } |
---|
| 67 | |
---|
| 68 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 69 | |
---|
| 70 | DetectorConstruction::~DetectorConstruction() |
---|
| 71 | { delete detectorMessenger;} |
---|
| 72 | |
---|
| 73 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 74 | |
---|
| 75 | G4VPhysicalVolume* DetectorConstruction::Construct() |
---|
| 76 | { |
---|
| 77 | return ConstructVolumes(); |
---|
| 78 | } |
---|
| 79 | |
---|
| 80 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 81 | |
---|
| 82 | void DetectorConstruction::DefineMaterials() |
---|
| 83 | { |
---|
| 84 | // |
---|
| 85 | // define Elements |
---|
| 86 | // |
---|
| 87 | G4double z,a; |
---|
| 88 | |
---|
| 89 | G4Element* H = new G4Element("Hydrogen" ,"H" , z= 1., a= 1.01*g/mole); |
---|
| 90 | G4Element* N = new G4Element("Nitrogen" ,"N" , z= 7., a= 14.01*g/mole); |
---|
| 91 | G4Element* O = new G4Element("Oxygen" ,"O" , z= 8., a= 16.00*g/mole); |
---|
| 92 | |
---|
| 93 | // |
---|
| 94 | // define materials |
---|
| 95 | // |
---|
| 96 | G4Material* H2O = |
---|
| 97 | new G4Material("Water", 1.0*g/cm3, 2); |
---|
| 98 | H2O->AddElement(H, 2); |
---|
| 99 | H2O->AddElement(O, 1); |
---|
| 100 | H2O->GetIonisation()->SetMeanExcitationEnergy(75.0*eV); |
---|
| 101 | |
---|
| 102 | G4Material* vapor = |
---|
| 103 | new G4Material("Water_vapor", 1.0*mg/cm3, 2); |
---|
| 104 | vapor->AddElement(H, 2); |
---|
| 105 | vapor->AddElement(O, 1); |
---|
| 106 | vapor->GetIonisation()->SetMeanExcitationEnergy(75.0*eV); |
---|
| 107 | |
---|
| 108 | G4Material* Air = |
---|
| 109 | new G4Material("Air", 1.290*mg/cm3, 2); |
---|
| 110 | Air->AddElement(N, 70.*perCent); |
---|
| 111 | Air->AddElement(O, 30.*perCent); |
---|
| 112 | |
---|
| 113 | new G4Material("Graphite", 6, 12.01*g/mole, 2.265*g/cm3); |
---|
| 114 | new G4Material("Graphite_gas", 6, 12.01*g/mole, 2.265*mg/cm3); |
---|
| 115 | |
---|
| 116 | new G4Material("Aluminium", 13, 26.98*g/mole, 2.700*g/cm3); |
---|
| 117 | new G4Material("Aluminium_gas", 13, 26.98*g/mole, 2.700*mg/cm3); |
---|
| 118 | |
---|
| 119 | G4cout << *(G4Material::GetMaterialTable()) << G4endl; |
---|
| 120 | } |
---|
| 121 | |
---|
| 122 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 123 | |
---|
| 124 | G4VPhysicalVolume* DetectorConstruction::ConstructVolumes() |
---|
| 125 | { |
---|
| 126 | G4GeometryManager::GetInstance()->OpenGeometry(); |
---|
| 127 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
---|
| 128 | G4LogicalVolumeStore::GetInstance()->Clean(); |
---|
| 129 | G4SolidStore::GetInstance()->Clean(); |
---|
| 130 | |
---|
| 131 | // Chamber |
---|
| 132 | // |
---|
| 133 | totalThickness = cavityThickness + 2*wallThickness; |
---|
| 134 | wallRadius = cavityRadius + wallThickness; |
---|
| 135 | |
---|
| 136 | G4Tubs* |
---|
| 137 | sChamber = new G4Tubs("Chamber", //name |
---|
| 138 | 0.,wallRadius,0.5*totalThickness,0.,twopi); //size |
---|
| 139 | |
---|
| 140 | G4LogicalVolume* |
---|
| 141 | lChamber = new G4LogicalVolume(sChamber, //solid |
---|
| 142 | wallMaterial, //material |
---|
| 143 | "Chamber"); //name |
---|
| 144 | |
---|
| 145 | pWall = new G4PVPlacement(0, //no rotation |
---|
| 146 | G4ThreeVector(), //at (0,0,0) |
---|
| 147 | lChamber, //logical volume |
---|
| 148 | "Wall", //name |
---|
| 149 | 0, //mother volume |
---|
| 150 | false, //no boolean operation |
---|
| 151 | 0); //copy number |
---|
| 152 | |
---|
| 153 | // Cavity |
---|
| 154 | // |
---|
| 155 | G4Tubs* |
---|
| 156 | sCavity = new G4Tubs("Cavity", |
---|
| 157 | 0.,cavityRadius,0.5*cavityThickness,0.,twopi); |
---|
| 158 | |
---|
| 159 | G4LogicalVolume* |
---|
| 160 | lCavity = new G4LogicalVolume(sCavity, //shape |
---|
| 161 | cavityMaterial, //material |
---|
| 162 | "Cavity"); //name |
---|
| 163 | |
---|
| 164 | pCavity = new G4PVPlacement(0, //no rotation |
---|
| 165 | G4ThreeVector(), //at (0,0,0) |
---|
| 166 | lCavity, //logical volume |
---|
| 167 | "Cavity", //name |
---|
| 168 | lChamber, //mother volume |
---|
| 169 | false, //no boolean operation |
---|
| 170 | 1); //copy number |
---|
| 171 | |
---|
| 172 | PrintParameters(); |
---|
| 173 | |
---|
| 174 | // |
---|
| 175 | //always return the root volume |
---|
| 176 | // |
---|
| 177 | return pWall; |
---|
| 178 | } |
---|
| 179 | |
---|
| 180 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 181 | |
---|
| 182 | void DetectorConstruction::PrintParameters() |
---|
| 183 | { |
---|
| 184 | G4cout << "\n---------------------------------------------------------\n"; |
---|
| 185 | G4cout << "---> The Wall is " << G4BestUnit(wallThickness,"Length") |
---|
| 186 | << " of " << wallMaterial->GetName() << " ( " |
---|
| 187 | << G4BestUnit(wallMaterial->GetDensity(),"Volumic Mass") << " )\n"; |
---|
| 188 | G4cout << " The Cavity is " << G4BestUnit(cavityThickness,"Length") |
---|
| 189 | << " of " << cavityMaterial->GetName() << " ( " |
---|
| 190 | << G4BestUnit(cavityMaterial->GetDensity(),"Volumic Mass") << " )"; |
---|
| 191 | G4cout << "\n---------------------------------------------------------\n"; |
---|
| 192 | G4cout << G4endl; |
---|
| 193 | } |
---|
| 194 | |
---|
| 195 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 196 | |
---|
| 197 | void DetectorConstruction::SetWallThickness(G4double value) |
---|
| 198 | { |
---|
| 199 | wallThickness = value; |
---|
| 200 | } |
---|
| 201 | |
---|
| 202 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 203 | |
---|
| 204 | void DetectorConstruction::SetWallMaterial(G4String materialChoice) |
---|
| 205 | { |
---|
| 206 | // search the material by its name |
---|
| 207 | G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice); |
---|
| 208 | if (pttoMaterial) wallMaterial = pttoMaterial; |
---|
| 209 | } |
---|
| 210 | |
---|
| 211 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 212 | |
---|
| 213 | void DetectorConstruction::SetCavityThickness(G4double value) |
---|
| 214 | { |
---|
| 215 | cavityThickness = value; |
---|
| 216 | } |
---|
| 217 | |
---|
| 218 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 219 | |
---|
| 220 | void DetectorConstruction::SetCavityRadius(G4double value) |
---|
| 221 | { |
---|
| 222 | cavityRadius = value; |
---|
| 223 | } |
---|
| 224 | |
---|
| 225 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 226 | |
---|
| 227 | void DetectorConstruction::SetCavityMaterial(G4String materialChoice) |
---|
| 228 | { |
---|
| 229 | // search the material by its name |
---|
| 230 | G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice); |
---|
| 231 | if (pttoMaterial) cavityMaterial = pttoMaterial; |
---|
| 232 | } |
---|
| 233 | |
---|
| 234 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 235 | |
---|
| 236 | #include "G4RunManager.hh" |
---|
| 237 | |
---|
| 238 | void DetectorConstruction::UpdateGeometry() |
---|
| 239 | { |
---|
| 240 | G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes()); |
---|
| 241 | } |
---|
| 242 | |
---|
| 243 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|