[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 | // |
---|
| 27 | // $Id: DetectorConstruction.cc,v 1.12 2006/10/20 16:03:40 maire Exp $ |
---|
| 28 | // GEANT4 tag $Name: $ |
---|
| 29 | |
---|
| 30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 31 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 32 | |
---|
| 33 | #include "DetectorConstruction.hh" |
---|
| 34 | #include "DetectorMessenger.hh" |
---|
| 35 | |
---|
| 36 | #include "G4Tubs.hh" |
---|
| 37 | #include "G4LogicalVolume.hh" |
---|
| 38 | #include "G4PVPlacement.hh" |
---|
| 39 | #include "G4UniformMagField.hh" |
---|
| 40 | |
---|
| 41 | #include "G4GeometryManager.hh" |
---|
| 42 | #include "G4PhysicalVolumeStore.hh" |
---|
| 43 | #include "G4LogicalVolumeStore.hh" |
---|
| 44 | #include "G4SolidStore.hh" |
---|
| 45 | |
---|
| 46 | #include "G4UnitsTable.hh" |
---|
| 47 | |
---|
| 48 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 49 | |
---|
| 50 | DetectorConstruction::DetectorConstruction() |
---|
| 51 | :nLtot(40),nRtot(50),dLradl(0.5),dRradl(0.1), |
---|
| 52 | dLlength(0.),dRlength(0.), |
---|
| 53 | myMaterial(0),magField(0), |
---|
| 54 | EcalLength(0.),EcalRadius(0.), |
---|
| 55 | solidEcal(0),logicEcal(0),physiEcal(0) |
---|
| 56 | { |
---|
| 57 | DefineMaterials(); |
---|
| 58 | SetMaterial("PbWO4"); |
---|
| 59 | detectorMessenger = new DetectorMessenger(this); |
---|
| 60 | } |
---|
| 61 | |
---|
| 62 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 63 | |
---|
| 64 | DetectorConstruction::~DetectorConstruction() |
---|
| 65 | { delete detectorMessenger;} |
---|
| 66 | |
---|
| 67 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 68 | |
---|
| 69 | G4VPhysicalVolume* DetectorConstruction::Construct() |
---|
| 70 | { |
---|
| 71 | return ConstructVolumes(); |
---|
| 72 | } |
---|
| 73 | |
---|
| 74 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 75 | |
---|
| 76 | void DetectorConstruction::DefineMaterials() |
---|
| 77 | { |
---|
| 78 | // |
---|
| 79 | // define few Elements |
---|
| 80 | // |
---|
| 81 | G4double a, z; |
---|
| 82 | |
---|
| 83 | G4Element* H = new G4Element("Hydrogen", "H", z= 1., a= 1.01*g/mole); |
---|
| 84 | G4Element* N = new G4Element("Nitrogen", "N", z= 7., a= 14.01*g/mole); |
---|
| 85 | G4Element* O = new G4Element("Oxygen" , "O", z= 8., a= 16.00*g/mole); |
---|
| 86 | G4Element* Ge = new G4Element("Germanium", "Ge",z=32., a= 72.59*g/mole); |
---|
| 87 | G4Element* W = new G4Element("Tungsten", "W", z=74., a= 183.84*g/mole); |
---|
| 88 | G4Element* Pb = new G4Element("Lead", "Pb",z=82., a= 207.19*g/mole); |
---|
| 89 | G4Element* Bi = new G4Element("Bismuth", "Bi",z=83., a= 208.98*g/mole); |
---|
| 90 | |
---|
| 91 | // |
---|
| 92 | // define materials |
---|
| 93 | // |
---|
| 94 | G4double density; |
---|
| 95 | G4double fractionmass; G4int ncomponents, natoms; |
---|
| 96 | |
---|
| 97 | G4Material* Air = |
---|
| 98 | new G4Material("Air", density= 1.29*mg/cm3, ncomponents=2); |
---|
| 99 | Air->AddElement(N, fractionmass=0.7); |
---|
| 100 | Air->AddElement(O, fractionmass=0.3); |
---|
| 101 | |
---|
| 102 | G4Material* H2O = |
---|
| 103 | new G4Material("Water", density= 1.00*g/cm3, ncomponents=2); |
---|
| 104 | H2O->AddElement(H, natoms=2); |
---|
| 105 | H2O->AddElement(O, natoms=1); |
---|
| 106 | H2O->GetIonisation()->SetMeanExcitationEnergy(75.0*eV); |
---|
| 107 | |
---|
| 108 | new G4Material("liquidArgon", z=18., a= 39.95*g/mole, density= 1.390*g/cm3); |
---|
| 109 | |
---|
| 110 | new G4Material("Aluminium", z=13., a= 26.98*g/mole, density= 2.7*g/cm3); |
---|
| 111 | |
---|
| 112 | new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.87*g/cm3); |
---|
| 113 | |
---|
| 114 | new G4Material("Copper" , z=29., a= 63.55*g/mole, density= 8.960*g/cm3); |
---|
| 115 | |
---|
| 116 | new G4Material("Lead", z=82., a=207.19*g/mole, density=11.35*g/cm3); |
---|
| 117 | |
---|
| 118 | new G4Material("Uranium" , z=92., a=238.03*g/mole, density= 18.95*g/cm3); |
---|
| 119 | |
---|
| 120 | G4Material* BGO = |
---|
| 121 | new G4Material("BGO", density= 7.10*g/cm3, ncomponents=3); |
---|
| 122 | BGO->AddElement(O , natoms=12); |
---|
| 123 | BGO->AddElement(Ge, natoms= 3); |
---|
| 124 | BGO->AddElement(Bi, natoms= 4); |
---|
| 125 | |
---|
| 126 | G4Material* PbWO = |
---|
| 127 | new G4Material("PbWO4", density= 8.28*g/cm3, ncomponents=3); |
---|
| 128 | PbWO->AddElement(O , natoms=4); |
---|
| 129 | PbWO->AddElement(Pb, natoms=1); |
---|
| 130 | PbWO->AddElement(W , natoms=1); |
---|
| 131 | |
---|
| 132 | G4cout << *(G4Material::GetMaterialTable()) << G4endl; |
---|
| 133 | } |
---|
| 134 | |
---|
| 135 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 136 | |
---|
| 137 | G4VPhysicalVolume* DetectorConstruction::ConstructVolumes() |
---|
| 138 | { |
---|
| 139 | G4double Radl = myMaterial->GetRadlen(); |
---|
| 140 | |
---|
| 141 | dLlength = dLradl*Radl; dRlength = dRradl*Radl; |
---|
| 142 | EcalLength = nLtot*dLlength; EcalRadius = nRtot*dRlength; |
---|
| 143 | |
---|
| 144 | // Cleanup old geometry |
---|
| 145 | G4GeometryManager::GetInstance()->OpenGeometry(); |
---|
| 146 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
---|
| 147 | G4LogicalVolumeStore::GetInstance()->Clean(); |
---|
| 148 | G4SolidStore::GetInstance()->Clean(); |
---|
| 149 | |
---|
| 150 | // |
---|
| 151 | // Ecal |
---|
| 152 | // |
---|
| 153 | solidEcal = new G4Tubs("Ecal",0.,EcalRadius,0.5*EcalLength,0.,360*deg); |
---|
| 154 | logicEcal = new G4LogicalVolume( solidEcal,myMaterial,"Ecal",0,0,0); |
---|
| 155 | physiEcal = new G4PVPlacement(0,G4ThreeVector(), |
---|
| 156 | logicEcal,"Ecal",0,false,0); |
---|
| 157 | |
---|
| 158 | G4cout << "Absorber is " << G4BestUnit(EcalLength,"Length") |
---|
| 159 | << " of " << myMaterial->GetName() << G4endl; |
---|
| 160 | G4cout << myMaterial << G4endl; |
---|
| 161 | |
---|
| 162 | // |
---|
| 163 | //always return the physical World |
---|
| 164 | // |
---|
| 165 | return physiEcal; |
---|
| 166 | } |
---|
| 167 | |
---|
| 168 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 169 | |
---|
| 170 | void DetectorConstruction::SetMaterial(const G4String& materialChoice) |
---|
| 171 | { |
---|
| 172 | // search the material by its name |
---|
| 173 | G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice); |
---|
| 174 | if (pttoMaterial) myMaterial = pttoMaterial; |
---|
| 175 | } |
---|
| 176 | |
---|
| 177 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 178 | |
---|
| 179 | void DetectorConstruction::SetLBining(G4ThreeVector Value) |
---|
| 180 | { |
---|
| 181 | nLtot = (G4int)Value(0); |
---|
| 182 | if (nLtot > MaxBin) { |
---|
| 183 | G4cout << "\n ---> warning from SetLBining: " |
---|
| 184 | << nLtot << " truncated to " << MaxBin << G4endl; |
---|
| 185 | nLtot = MaxBin; |
---|
| 186 | } |
---|
| 187 | dLradl = Value(1); |
---|
| 188 | } |
---|
| 189 | |
---|
| 190 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 191 | |
---|
| 192 | void DetectorConstruction::SetRBining(G4ThreeVector Value) |
---|
| 193 | { |
---|
| 194 | nRtot = (G4int)Value(0); |
---|
| 195 | if (nRtot > MaxBin) { |
---|
| 196 | G4cout << "\n ---> warning from SetRBining: " |
---|
| 197 | << nRtot << " truncated to " << MaxBin << G4endl; |
---|
| 198 | nRtot = MaxBin; |
---|
| 199 | } |
---|
| 200 | dRradl = Value(1); |
---|
| 201 | } |
---|
| 202 | |
---|
| 203 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 204 | |
---|
| 205 | #include "G4FieldManager.hh" |
---|
| 206 | #include "G4TransportationManager.hh" |
---|
| 207 | |
---|
| 208 | void DetectorConstruction::SetMagField(G4double fieldValue) |
---|
| 209 | { |
---|
| 210 | //apply a global uniform magnetic field along Z axis |
---|
| 211 | G4FieldManager* fieldMgr |
---|
| 212 | = G4TransportationManager::GetTransportationManager()->GetFieldManager(); |
---|
| 213 | |
---|
| 214 | if(magField) delete magField; //delete the existing magn field |
---|
| 215 | |
---|
| 216 | if(fieldValue!=0.) // create a new one if non nul |
---|
| 217 | { magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue)); |
---|
| 218 | fieldMgr->SetDetectorField(magField); |
---|
| 219 | fieldMgr->CreateChordFinder(magField); |
---|
| 220 | } else { |
---|
| 221 | magField = 0; |
---|
| 222 | fieldMgr->SetDetectorField(magField); |
---|
| 223 | } |
---|
| 224 | } |
---|
| 225 | |
---|
| 226 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
| 227 | |
---|
| 228 | #include "G4RunManager.hh" |
---|
| 229 | |
---|
| 230 | void DetectorConstruction::UpdateGeometry() |
---|
| 231 | { |
---|
| 232 | G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes()); |
---|
| 233 | } |
---|
| 234 | |
---|
| 235 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|