[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 | // -------------------------------------------------------------- |
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| 27 | // GEANT 4 - Brachytherapy example |
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| 28 | // -------------------------------------------------------------- |
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| 29 | // |
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| 30 | // Code developed by: |
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| 31 | // S. Agostinelli, F. Foppiano, S. Garelli , M. Tropeano, S.Guatelli |
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| 32 | // |
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| 33 | // |
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| 34 | // **************************************** |
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| 35 | // * * |
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| 36 | // * BrachyDetectorConstruction.cc * |
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| 37 | // * * |
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| 38 | // **************************************** |
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| 39 | // |
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| 40 | // $Id: BrachyDetectorConstruction.cc,v 1.29 2006/06/29 15:48:09 gunter Exp $ |
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[1230] | 41 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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[807] | 42 | // |
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| 43 | #include "G4CSGSolid.hh" |
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| 44 | #include "G4MaterialPropertyVector.hh" |
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| 45 | #include "G4SDManager.hh" |
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| 46 | #include "G4RunManager.hh" |
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| 47 | #include "G4Box.hh" |
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| 48 | #include "G4LogicalVolume.hh" |
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| 49 | #include "G4ThreeVector.hh" |
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| 50 | #include "G4PVPlacement.hh" |
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| 51 | #include "globals.hh" |
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| 52 | #include "G4MaterialTable.hh" |
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| 53 | #include "G4TransportationManager.hh" |
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| 54 | #include "G4Colour.hh" |
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| 55 | #include "G4UserLimits.hh" |
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| 56 | #include "G4VisAttributes.hh" |
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| 57 | #include "BrachyMaterial.hh" |
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| 58 | #include "BrachyFactoryLeipzig.hh" |
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| 59 | #include "BrachyFactoryIr.hh" |
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| 60 | #include "BrachyFactoryI.hh" |
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| 61 | #include "BrachyPhantomROGeometry.hh" |
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| 62 | #include "BrachyPhantomSD.hh" |
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| 63 | #include "BrachyDetectorMessenger.hh" |
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| 64 | #include "BrachyDetectorConstruction.hh" |
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| 65 | |
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| 66 | BrachyDetectorConstruction::BrachyDetectorConstruction(G4String &SDName) |
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| 67 | : detectorChoice(0), phantomSD(0), phantomROGeometry(0), factory(0), |
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| 68 | World(0), WorldLog(0), WorldPhys(0), |
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| 69 | Phantom(0), PhantomLog(0), PhantomPhys(0), |
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| 70 | phantomAbsorberMaterial(0) |
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| 71 | { |
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| 72 | // Define half size of the phantom along the x, y, z axis |
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| 73 | phantomSizeX = 15.*cm ; |
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| 74 | phantomSizeY = 15.*cm; |
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| 75 | phantomSizeZ = 15.*cm; |
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| 76 | |
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| 77 | // Define the number of voxels the phantom is subdivided along the |
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| 78 | // three axis |
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| 79 | // Each voxel is 1 mm wide |
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| 80 | numberOfVoxelsAlongX = 300; |
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| 81 | numberOfVoxelsAlongY = 300; |
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| 82 | numberOfVoxelsAlongZ = 300; |
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| 83 | |
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| 84 | ComputeDimVoxel(); |
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| 85 | |
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| 86 | // Define the sizes of the World volume contaning the phantom |
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| 87 | worldSizeX = 4.0*m; |
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| 88 | worldSizeY = 4.0*m; |
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| 89 | worldSizeZ = 4.0*m; |
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| 90 | |
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| 91 | sensitiveDetectorName = SDName; |
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| 92 | |
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| 93 | // Define the messenger of the Detector component |
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| 94 | // It is possible to modify geometrical parameters through UI |
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| 95 | detectorMessenger = new BrachyDetectorMessenger(this); |
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| 96 | |
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| 97 | // Define the Iridium source as default source modelled in the geometry |
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| 98 | factory = new BrachyFactoryIr(); |
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| 99 | |
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| 100 | // BrachyMaterial defined the all the materials necessary |
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| 101 | // for the experimental set-up |
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| 102 | pMaterial = new BrachyMaterial(); |
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| 103 | } |
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| 104 | |
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| 105 | BrachyDetectorConstruction::~BrachyDetectorConstruction() |
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| 106 | { |
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| 107 | delete pMaterial; |
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| 108 | delete factory; |
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| 109 | delete detectorMessenger; |
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| 110 | if (phantomROGeometry) delete phantomROGeometry; |
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| 111 | } |
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| 112 | |
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| 113 | G4VPhysicalVolume* BrachyDetectorConstruction::Construct() |
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| 114 | { |
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| 115 | pMaterial -> DefineMaterials(); |
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| 116 | |
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| 117 | // Model the phantom (water box) |
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| 118 | ConstructPhantom(); |
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| 119 | |
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| 120 | // Model the source in the phantom |
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| 121 | factory -> CreateSource(PhantomPhys); //Build the source inside the phantom |
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| 122 | |
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| 123 | // Define the sensitive volume: phantom |
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| 124 | ConstructSensitiveDetector(); |
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| 125 | |
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| 126 | return WorldPhys; |
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| 127 | } |
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| 128 | |
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| 129 | void BrachyDetectorConstruction::SwitchBrachytherapicSeed() |
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| 130 | { |
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| 131 | // Change the source in the water phantom |
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| 132 | factory -> CleanSource(); |
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| 133 | delete factory; |
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| 134 | |
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| 135 | switch(detectorChoice) |
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| 136 | { |
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| 137 | case 1: |
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| 138 | factory = new BrachyFactoryI(); |
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| 139 | break; |
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| 140 | case 2: |
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| 141 | factory = new BrachyFactoryLeipzig(); |
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| 142 | break; |
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| 143 | case 3: |
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| 144 | factory = new BrachyFactoryIr(); |
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| 145 | break; |
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| 146 | default: |
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| 147 | factory = new BrachyFactoryIr(); |
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| 148 | break; |
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| 149 | } |
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| 150 | |
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| 151 | factory -> CreateSource(PhantomPhys); |
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| 152 | |
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| 153 | // Notify run manager that the new geometry has been built |
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| 154 | G4RunManager::GetRunManager() -> DefineWorldVolume( WorldPhys ); |
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| 155 | } |
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| 156 | |
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| 157 | void BrachyDetectorConstruction::SelectBrachytherapicSeed(G4String val) |
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| 158 | { |
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| 159 | if(val == "Iodium") |
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| 160 | { |
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| 161 | detectorChoice = 1; |
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| 162 | } |
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| 163 | else |
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| 164 | { |
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| 165 | if(val=="Leipzig") |
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| 166 | { |
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| 167 | detectorChoice = 2; |
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| 168 | } |
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| 169 | else |
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| 170 | { |
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| 171 | if(val=="Iridium") |
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| 172 | { |
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| 173 | detectorChoice = 3; |
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| 174 | } |
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| 175 | } |
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| 176 | } |
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| 177 | |
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| 178 | G4cout << "Now the source is " << val << G4endl; |
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| 179 | } |
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| 180 | |
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| 181 | void BrachyDetectorConstruction::ConstructPhantom() |
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| 182 | { |
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| 183 | // Model the water phantom |
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| 184 | |
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| 185 | // Define the light blue color |
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| 186 | G4Colour lblue (0.0, 0.0, .75); |
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| 187 | |
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| 188 | G4Material* air = pMaterial -> GetMat("Air") ; |
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| 189 | G4Material* water = pMaterial -> GetMat("Water"); |
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| 190 | |
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| 191 | ComputeDimVoxel(); |
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| 192 | |
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| 193 | // World volume |
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| 194 | World = new G4Box("World",worldSizeX,worldSizeY,worldSizeZ); |
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| 195 | WorldLog = new G4LogicalVolume(World,air,"WorldLog",0,0,0); |
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| 196 | WorldPhys = new G4PVPlacement(0,G4ThreeVector(), |
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| 197 | "WorldPhys",WorldLog,0,false,0); |
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| 198 | |
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| 199 | // Water Box |
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| 200 | Phantom = new G4Box("Phantom",phantomSizeX,phantomSizeY, |
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| 201 | phantomSizeZ); |
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| 202 | |
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| 203 | // Logical volume |
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| 204 | PhantomLog = new G4LogicalVolume(Phantom,water,"PhantomLog",0,0,0); |
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| 205 | |
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| 206 | // Physical volume |
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| 207 | PhantomPhys = new G4PVPlacement(0,G4ThreeVector(), // Position: rotation and translation |
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| 208 | "PhantomPhys", // Name |
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| 209 | PhantomLog, // Associated logical volume |
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| 210 | WorldPhys, // Mother volume |
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| 211 | false,0); |
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| 212 | |
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| 213 | WorldLog -> SetVisAttributes (G4VisAttributes::Invisible); |
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| 214 | |
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| 215 | // Visualization attributes of the phantom |
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| 216 | G4VisAttributes* simpleBoxVisAtt = new G4VisAttributes(lblue); |
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| 217 | simpleBoxVisAtt -> SetVisibility(true); |
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| 218 | simpleBoxVisAtt -> SetForceWireframe(true); |
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| 219 | PhantomLog -> SetVisAttributes(simpleBoxVisAtt); |
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| 220 | } |
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| 221 | |
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| 222 | void BrachyDetectorConstruction::ConstructSensitiveDetector() |
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| 223 | // Sensitive Detector and ReadOut geometry definition |
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| 224 | { |
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| 225 | G4SDManager* pSDManager = G4SDManager::GetSDMpointer(); |
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| 226 | |
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| 227 | if(!phantomSD) |
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| 228 | { |
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| 229 | phantomSD = new BrachyPhantomSD(sensitiveDetectorName); |
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| 230 | G4String ROGeometryName = "PhantomROGeometry"; |
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| 231 | phantomROGeometry = new BrachyPhantomROGeometry(ROGeometryName, |
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| 232 | phantomSizeX, |
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| 233 | phantomSizeY, |
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| 234 | phantomSizeZ, |
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| 235 | numberOfVoxelsAlongX, |
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| 236 | numberOfVoxelsAlongY, |
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| 237 | numberOfVoxelsAlongZ); |
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| 238 | phantomROGeometry -> BuildROGeometry(); |
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| 239 | phantomSD -> SetROgeometry(phantomROGeometry); |
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| 240 | pSDManager -> AddNewDetector(phantomSD); |
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| 241 | |
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| 242 | PhantomLog -> SetSensitiveDetector(phantomSD); |
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| 243 | } |
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| 244 | } |
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| 245 | |
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| 246 | void BrachyDetectorConstruction::PrintDetectorParameters() |
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| 247 | { |
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| 248 | G4cout << "-----------------------------------------------------------------------" |
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| 249 | << G4endl |
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| 250 | << "the phantom is a water box whose size is: " << G4endl |
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| 251 | << phantomSizeX *2./cm |
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| 252 | << " cm * " |
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| 253 | << phantomSizeY *2./cm |
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| 254 | << " cm * " |
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| 255 | << phantomSizeZ *2./cm |
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| 256 | << " cm" << G4endl |
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| 257 | << "number of Voxel: " |
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| 258 | << numberOfVoxelsAlongX <<G4endl |
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| 259 | << "Voxel size: " |
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| 260 | << dimVoxel * 2/mm |
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| 261 | << "mm" << G4endl |
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| 262 | << "The phantom is made of " |
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| 263 | << phantomAbsorberMaterial -> GetName() <<G4endl |
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| 264 | << "the source is at the center of the phantom" << G4endl |
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| 265 | << "-------------------------------------------------------------------------" |
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| 266 | << G4endl; |
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| 267 | } |
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| 268 | |
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| 269 | void BrachyDetectorConstruction::SetPhantomMaterial(G4String materialChoice) |
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| 270 | { |
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| 271 | // It is possible to change the material of the phantom |
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| 272 | // interactively |
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| 273 | |
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| 274 | // Search the material by its name |
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| 275 | G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice); |
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| 276 | if (pttoMaterial) |
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| 277 | { |
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| 278 | phantomAbsorberMaterial = pttoMaterial; |
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| 279 | PhantomLog -> SetMaterial(pttoMaterial); |
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| 280 | PrintDetectorParameters(); |
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| 281 | } |
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| 282 | else |
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| 283 | G4cout << "WARNING: material '" << materialChoice |
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| 284 | << "' not available!" << G4endl; |
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| 285 | } |
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