[807] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // $Id: DetectorConstruction.cc,v 1.2 2006/10/02 16:25:55 vnivanch Exp $ |
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| 27 | // GEANT4 tag $Name: $ |
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| 28 | // |
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| 29 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 31 | |
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| 32 | #include "DetectorConstruction.hh" |
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| 33 | #include "DetectorMessenger.hh" |
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| 34 | |
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| 35 | #include "G4Material.hh" |
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| 36 | #include "G4Box.hh" |
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| 37 | #include "G4LogicalVolume.hh" |
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| 38 | #include "G4PVPlacement.hh" |
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| 39 | |
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| 40 | #include "G4GeometryManager.hh" |
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| 41 | #include "G4PhysicalVolumeStore.hh" |
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| 42 | #include "G4LogicalVolumeStore.hh" |
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| 43 | #include "G4SolidStore.hh" |
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| 44 | |
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| 45 | #include "G4UnitsTable.hh" |
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| 46 | |
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| 47 | #include "G4PolarizationManager.hh" |
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| 48 | #include "G4NistManager.hh" |
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| 49 | |
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| 50 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 51 | |
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| 52 | DetectorConstruction::DetectorConstruction() |
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| 53 | :pWorld(0), pBox(0), aMaterial(0) |
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| 54 | { |
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| 55 | boxSizeXY = 50*mm; |
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| 56 | boxSizeZ = 5*mm; |
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| 57 | worldSize = 1.*m; |
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| 58 | aMaterial = 0; |
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| 59 | wMaterial = 0; |
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| 60 | SetTargetMaterial("G4_Fe"); |
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| 61 | SetWorldMaterial("G4_Galactic"); |
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| 62 | detectorMessenger = new DetectorMessenger(this); |
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| 63 | } |
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| 64 | |
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| 65 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 66 | |
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| 67 | DetectorConstruction::~DetectorConstruction() |
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| 68 | { |
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| 69 | delete detectorMessenger; |
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| 70 | } |
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| 71 | |
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| 72 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 73 | |
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| 74 | G4VPhysicalVolume* DetectorConstruction::Construct() |
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| 75 | { |
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| 76 | // Cleanup old geometry |
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| 77 | G4GeometryManager::GetInstance()->OpenGeometry(); |
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| 78 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
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| 79 | G4LogicalVolumeStore::GetInstance()->Clean(); |
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| 80 | G4SolidStore::GetInstance()->Clean(); |
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| 81 | |
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| 82 | G4PolarizationManager::GetInstance()->Clean(); |
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| 83 | |
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| 84 | // World |
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| 85 | // |
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| 86 | G4Box* |
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| 87 | sWorld = new G4Box("World", //name |
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| 88 | worldSize/2,worldSize/2,worldSize/2); //dimensions |
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| 89 | |
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| 90 | G4LogicalVolume* |
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| 91 | lWorld = new G4LogicalVolume(sWorld, //shape |
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| 92 | wMaterial, //material |
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| 93 | "World"); //name |
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| 94 | |
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| 95 | pWorld = new G4PVPlacement(0, //no rotation |
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| 96 | G4ThreeVector(), //at (0,0,0) |
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| 97 | lWorld, //logical volume |
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| 98 | "World", //name |
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| 99 | 0, //mother volume |
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| 100 | false, //no boolean operation |
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| 101 | 0); //copy number |
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| 102 | |
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| 103 | // Box |
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| 104 | // |
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| 105 | G4Box* |
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| 106 | sBox = new G4Box("Container", //its name |
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| 107 | boxSizeXY/2.,boxSizeXY/2.,boxSizeZ/2.); //its dimensions |
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| 108 | |
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| 109 | G4LogicalVolume* |
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| 110 | lBox = new G4LogicalVolume(sBox, //its shape |
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| 111 | aMaterial, //its material |
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| 112 | "theBox"); //its name |
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| 113 | |
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| 114 | pBox = new G4PVPlacement(0, //no rotation |
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| 115 | G4ThreeVector(), //at (0,0,0) |
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| 116 | lBox, //its logical volume |
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| 117 | aMaterial->GetName(), //its name |
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| 118 | lWorld, //its mother volume |
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| 119 | false, //no boolean operation |
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| 120 | 0); //copy number |
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| 121 | |
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| 122 | // register logical Volume in PolarizationManager with zero polarization |
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| 123 | G4PolarizationManager * polMgr = G4PolarizationManager::GetInstance(); |
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| 124 | polMgr->SetVolumePolarization(lBox,G4ThreeVector(0.,0.,0.)); |
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| 125 | |
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| 126 | PrintParameters(); |
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| 127 | |
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| 128 | //always return the root volume |
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| 129 | // |
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| 130 | return pWorld; |
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| 131 | } |
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| 132 | |
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| 133 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 134 | |
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| 135 | void DetectorConstruction::PrintParameters() |
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| 136 | { |
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| 137 | G4cout << "\n The Box is " << G4BestUnit(boxSizeXY,"Length") |
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| 138 | << " x " << G4BestUnit(boxSizeXY,"Length") |
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| 139 | << " x " << G4BestUnit(boxSizeZ,"Length") |
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| 140 | << " of " << aMaterial->GetName() << G4endl; |
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| 141 | } |
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| 142 | |
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| 143 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 144 | |
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| 145 | void DetectorConstruction::SetTargetMaterial(G4String materialChoice) |
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| 146 | { |
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| 147 | // search the material by its name |
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| 148 | G4Material* mat = |
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| 149 | G4NistManager::Instance()->FindOrBuildMaterial(materialChoice); |
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| 150 | if (mat != aMaterial) { |
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| 151 | if(mat) { |
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| 152 | aMaterial = mat; |
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| 153 | UpdateGeometry(); |
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| 154 | } else { |
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| 155 | G4cout << "### Warning! Target material: <" |
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| 156 | << materialChoice << "> not found" << G4endl; |
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| 157 | } |
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| 158 | } |
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| 159 | } |
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| 160 | |
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| 161 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 162 | |
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| 163 | void DetectorConstruction::SetWorldMaterial(G4String materialChoice) |
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| 164 | { |
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| 165 | // search the material by its name |
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| 166 | G4Material* mat = |
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| 167 | G4NistManager::Instance()->FindOrBuildMaterial(materialChoice); |
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| 168 | if (mat != wMaterial) { |
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| 169 | if(mat) { |
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| 170 | wMaterial = mat; |
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| 171 | UpdateGeometry(); |
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| 172 | } else { |
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| 173 | G4cout << "### Warning! World material: <" |
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| 174 | << materialChoice << "> not found" << G4endl; |
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| 175 | } |
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| 176 | } |
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| 177 | } |
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| 178 | |
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| 179 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 180 | |
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| 181 | void DetectorConstruction::SetSizeXY(G4double value) |
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| 182 | { |
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| 183 | boxSizeXY = value; |
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| 184 | if (worldSize<boxSizeXY) worldSize = 1.2*boxSizeXY; |
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| 185 | UpdateGeometry(); |
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| 186 | } |
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| 187 | |
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| 188 | void DetectorConstruction::SetSizeZ(G4double value) |
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| 189 | { |
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| 190 | boxSizeZ = value; |
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| 191 | if (worldSize<boxSizeZ) worldSize = 1.2*boxSizeZ; |
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| 192 | UpdateGeometry(); |
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| 193 | } |
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| 194 | |
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| 195 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 196 | |
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| 197 | #include "G4RunManager.hh" |
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| 198 | |
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| 199 | void DetectorConstruction::UpdateGeometry() |
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| 200 | { |
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| 201 | if (pWorld) |
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| 202 | G4RunManager::GetRunManager()->DefineWorldVolume(Construct()); |
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| 203 | } |
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| 204 | |
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| 205 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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