[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 | #include "globals.hh" |
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| 28 | |
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| 29 | #include "G4Box.hh" |
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| 30 | #include "G4LogicalVolume.hh" |
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| 31 | #include "G4VPhysicalVolume.hh" |
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| 32 | #include "G4PVPlacement.hh" |
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| 33 | #include "G4Material.hh" |
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| 34 | #include "G4Element.hh" |
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| 35 | |
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| 36 | #include "DicomDetectorConstruction.hh" |
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| 37 | #include "DicomPatientZSliceHeader.hh" |
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| 38 | |
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| 39 | //------------------------------------------------------------- |
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| 40 | DicomDetectorConstruction::DicomDetectorConstruction() |
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| 41 | { |
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| 42 | } |
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| 43 | |
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| 44 | //------------------------------------------------------------- |
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| 45 | DicomDetectorConstruction::~DicomDetectorConstruction() |
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| 46 | { |
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| 47 | } |
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| 48 | |
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| 49 | //------------------------------------------------------------- |
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| 50 | G4VPhysicalVolume* DicomDetectorConstruction::Construct() |
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| 51 | { |
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| 52 | InitialisationOfMaterials(); |
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| 53 | |
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| 54 | //----- Build world |
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| 55 | G4double worldXDimension = 1.*m; |
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| 56 | G4double worldYDimension = 1.*m; |
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| 57 | G4double worldZDimension = 1.*m; |
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| 58 | |
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| 59 | world_solid = new G4Box( "WorldSolid", |
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| 60 | worldXDimension, |
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| 61 | worldYDimension, |
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| 62 | worldZDimension ); |
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| 63 | |
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| 64 | world_logic = new G4LogicalVolume( world_solid, |
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| 65 | air, |
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| 66 | "WorldLogical", |
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| 67 | 0, 0, 0 ); |
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| 68 | |
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| 69 | world_phys = new G4PVPlacement( 0, |
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| 70 | G4ThreeVector(0,0,0), |
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| 71 | "World", |
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| 72 | world_logic, |
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| 73 | 0, |
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| 74 | false, |
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| 75 | 0 ); |
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| 76 | |
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| 77 | ReadPatientData(); |
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| 78 | |
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| 79 | ConstructPatientContainer(); |
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| 80 | ConstructPatient(); |
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| 81 | |
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| 82 | return world_phys; |
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| 83 | } |
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| 84 | |
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| 85 | |
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| 86 | //------------------------------------------------------------- |
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| 87 | void DicomDetectorConstruction::InitialisationOfMaterials() |
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| 88 | { |
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| 89 | // Creating elements : |
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| 90 | G4double z, a, density; |
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| 91 | G4String name, symbol; |
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| 92 | |
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| 93 | G4Element* elC = new G4Element( name = "Carbon", |
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| 94 | symbol = "C", |
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| 95 | z = 6.0, a = 12.011 * g/mole ); |
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| 96 | G4Element* elH = new G4Element( name = "Hydrogen", |
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| 97 | symbol = "H", |
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| 98 | z = 1.0, a = 1.008 * g/mole ); |
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| 99 | G4Element* elN = new G4Element( name = "Nitrogen", |
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| 100 | symbol = "N", |
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| 101 | z = 7.0, a = 14.007 * g/mole ); |
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| 102 | G4Element* elO = new G4Element( name = "Oxygen", |
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| 103 | symbol = "O", |
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| 104 | z = 8.0, a = 16.00 * g/mole ); |
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| 105 | G4Element* elNa = new G4Element( name = "Sodium", |
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| 106 | symbol = "Na", |
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| 107 | z= 11.0, a = 22.98977* g/mole ); |
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| 108 | G4Element* elS = new G4Element( name = "Sulfur", |
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| 109 | symbol = "S", |
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| 110 | z = 16.0,a = 32.065* g/mole ); |
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| 111 | G4Element* elCl = new G4Element( name = "Chlorine", |
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| 112 | symbol = "P", |
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| 113 | z = 17.0, a = 35.453* g/mole ); |
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| 114 | G4Element* elK = new G4Element( name = "Potassium", |
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| 115 | symbol = "P", |
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| 116 | z = 19.0, a = 30.0983* g/mole ); |
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| 117 | G4Element* elP = new G4Element( name = "Phosphorus", |
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| 118 | symbol = "P", |
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| 119 | z = 30.0, a = 30.973976* g/mole ); |
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| 120 | G4Element* elFe = new G4Element( name = "Iron", |
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| 121 | symbol = "Fe", |
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| 122 | z = 26, a = 56.845* g/mole ); |
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| 123 | G4Element* elMg = new G4Element( name = "Magnesium", |
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| 124 | symbol = "Mg", |
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| 125 | z = 12.0, a = 24.3050* g/mole ); |
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| 126 | G4Element* elCa = new G4Element( name="Calcium", |
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| 127 | symbol = "Ca", |
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| 128 | z = 20.0, a = 40.078* g/mole ); |
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| 129 | |
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| 130 | // Creating Materials : |
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| 131 | G4int numberofElements; |
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| 132 | |
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| 133 | // Air |
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| 134 | air = new G4Material( "Air", |
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| 135 | 1.290*mg/cm3, |
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| 136 | numberofElements = 2 ); |
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| 137 | air->AddElement(elN, 0.7); |
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| 138 | air->AddElement(elO, 0.3); |
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| 139 | |
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| 140 | // Lung Inhale |
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| 141 | G4Material* lunginhale = new G4Material( "LungInhale", |
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| 142 | density = 0.217*g/cm3, |
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| 143 | numberofElements = 9); |
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| 144 | lunginhale->AddElement(elH,0.103); |
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| 145 | lunginhale->AddElement(elC,0.105); |
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| 146 | lunginhale->AddElement(elN,0.031); |
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| 147 | lunginhale->AddElement(elO,0.749); |
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| 148 | lunginhale->AddElement(elNa,0.002); |
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| 149 | lunginhale->AddElement(elP,0.002); |
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| 150 | lunginhale->AddElement(elS,0.003); |
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| 151 | lunginhale->AddElement(elCl,0.002); |
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| 152 | lunginhale->AddElement(elK,0.003); |
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| 153 | |
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| 154 | // Lung exhale |
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| 155 | G4Material* lungexhale = new G4Material( "LungExhale", |
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| 156 | density = 0.508*g/cm3, |
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| 157 | numberofElements = 9 ); |
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| 158 | lungexhale->AddElement(elH,0.103); |
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| 159 | lungexhale->AddElement(elC,0.105); |
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| 160 | lungexhale->AddElement(elN,0.031); |
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| 161 | lungexhale->AddElement(elO,0.749); |
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| 162 | lungexhale->AddElement(elNa,0.002); |
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| 163 | lungexhale->AddElement(elP,0.002); |
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| 164 | lungexhale->AddElement(elS,0.003); |
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| 165 | lungexhale->AddElement(elCl,0.002); |
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| 166 | lungexhale->AddElement(elK,0.003); |
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| 167 | |
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| 168 | // Adipose tissue |
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| 169 | G4Material* adiposeTissue = new G4Material( "AdiposeTissue", |
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| 170 | density = 0.967*g/cm3, |
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| 171 | numberofElements = 7); |
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| 172 | adiposeTissue->AddElement(elH,0.114); |
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| 173 | adiposeTissue->AddElement(elC,0.598); |
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| 174 | adiposeTissue->AddElement(elN,0.007); |
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| 175 | adiposeTissue->AddElement(elO,0.278); |
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| 176 | adiposeTissue->AddElement(elNa,0.001); |
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| 177 | adiposeTissue->AddElement(elS,0.001); |
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| 178 | adiposeTissue->AddElement(elCl,0.001); |
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| 179 | |
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| 180 | // Breast |
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| 181 | G4Material* breast = new G4Material( "Breast", |
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| 182 | density = 0.990*g/cm3, |
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| 183 | numberofElements = 8 ); |
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| 184 | breast->AddElement(elH,0.109); |
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| 185 | breast->AddElement(elC,0.506); |
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| 186 | breast->AddElement(elN,0.023); |
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| 187 | breast->AddElement(elO,0.358); |
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| 188 | breast->AddElement(elNa,0.001); |
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| 189 | breast->AddElement(elP,0.001); |
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| 190 | breast->AddElement(elS,0.001); |
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| 191 | breast->AddElement(elCl,0.001); |
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| 192 | |
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| 193 | // Water |
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| 194 | G4Material* water = new G4Material( "Water", |
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| 195 | density = 1.0*g/cm3, |
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| 196 | numberofElements = 2 ); |
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| 197 | water->AddElement(elH,0.112); |
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| 198 | water->AddElement(elO,0.888); |
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| 199 | |
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| 200 | // Muscle |
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| 201 | G4Material* muscle = new G4Material( "Muscle", |
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| 202 | density = 1.061*g/cm3, |
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| 203 | numberofElements = 9 ); |
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| 204 | muscle->AddElement(elH,0.102); |
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| 205 | muscle->AddElement(elC,0.143); |
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| 206 | muscle->AddElement(elN,0.034); |
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| 207 | muscle->AddElement(elO,0.710); |
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| 208 | muscle->AddElement(elNa,0.001); |
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| 209 | muscle->AddElement(elP,0.002); |
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| 210 | muscle->AddElement(elS,0.003); |
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| 211 | muscle->AddElement(elCl,0.001); |
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| 212 | muscle->AddElement(elK,0.004); |
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| 213 | |
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| 214 | // Liver |
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| 215 | G4Material* liver = new G4Material( "Liver", |
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| 216 | density = 1.071*g/cm3, |
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| 217 | numberofElements = 9); |
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| 218 | liver->AddElement(elH,0.102); |
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| 219 | liver->AddElement(elC,0.139); |
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| 220 | liver->AddElement(elN,0.030); |
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| 221 | liver->AddElement(elO,0.716); |
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| 222 | liver->AddElement(elNa,0.002); |
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| 223 | liver->AddElement(elP,0.003); |
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| 224 | liver->AddElement(elS,0.003); |
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| 225 | liver->AddElement(elCl,0.002); |
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| 226 | liver->AddElement(elK,0.003); |
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| 227 | |
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| 228 | // Trabecular Bone |
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| 229 | G4Material* trabecularBone = new G4Material( "TrabecularBone", |
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| 230 | density = 1.159*g/cm3, |
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| 231 | numberofElements = 12 ); |
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| 232 | trabecularBone->AddElement(elH,0.085); |
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| 233 | trabecularBone->AddElement(elC,0.404); |
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| 234 | trabecularBone->AddElement(elN,0.058); |
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| 235 | trabecularBone->AddElement(elO,0.367); |
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| 236 | trabecularBone->AddElement(elNa,0.001); |
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| 237 | trabecularBone->AddElement(elMg,0.001); |
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| 238 | trabecularBone->AddElement(elP,0.034); |
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| 239 | trabecularBone->AddElement(elS,0.002); |
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| 240 | trabecularBone->AddElement(elCl,0.002); |
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| 241 | trabecularBone->AddElement(elK,0.001); |
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| 242 | trabecularBone->AddElement(elCa,0.044); |
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| 243 | trabecularBone->AddElement(elFe,0.001); |
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| 244 | |
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| 245 | // Dense Bone |
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| 246 | G4Material* denseBone = new G4Material( "DenseBone", |
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| 247 | density = 1.575*g/cm3, |
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| 248 | numberofElements = 11 ); |
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| 249 | denseBone->AddElement(elH,0.056); |
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| 250 | denseBone->AddElement(elC,0.235); |
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| 251 | denseBone->AddElement(elN,0.050); |
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| 252 | denseBone->AddElement(elO,0.434); |
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| 253 | denseBone->AddElement(elNa,0.001); |
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| 254 | denseBone->AddElement(elMg,0.001); |
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| 255 | denseBone->AddElement(elP,0.072); |
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| 256 | denseBone->AddElement(elS,0.003); |
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| 257 | denseBone->AddElement(elCl,0.001); |
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| 258 | denseBone->AddElement(elK,0.001); |
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| 259 | denseBone->AddElement(elCa,0.146); |
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| 260 | |
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| 261 | //----- Put the materials in a vector |
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| 262 | fOriginalMaterials.push_back(air); // rho = 0.00129 |
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| 263 | fOriginalMaterials.push_back(lunginhale); // rho = 0.217 |
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| 264 | fOriginalMaterials.push_back(lungexhale); // rho = 0.508 |
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| 265 | fOriginalMaterials.push_back(adiposeTissue); // rho = 0.967 |
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| 266 | fOriginalMaterials.push_back(breast ); // rho = 0.990 |
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| 267 | fOriginalMaterials.push_back(water); // rho = 1.018 |
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| 268 | fOriginalMaterials.push_back(muscle); // rho = 1.061 |
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| 269 | fOriginalMaterials.push_back(liver); // rho = 1.071 |
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| 270 | fOriginalMaterials.push_back(trabecularBone); // rho = 1.159 |
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| 271 | fOriginalMaterials.push_back(denseBone); // rho = 1.575 |
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| 272 | |
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| 273 | } |
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| 274 | |
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| 275 | |
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| 276 | //------------------------------------------------------------- |
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| 277 | void DicomDetectorConstruction::ReadPatientData() |
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| 278 | { |
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| 279 | std::ifstream finDF("Data.dat"); |
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| 280 | G4String fname; |
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| 281 | if(finDF.good() != 1 ) { |
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| 282 | G4Exception(" DicomDetectorConstruction::ReadPatientData. Problem reading data file: Data.dat"); |
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| 283 | } |
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| 284 | |
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| 285 | G4int compression; |
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| 286 | finDF >> compression; // not used here |
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| 287 | |
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| 288 | finDF >> fNoFiles; |
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| 289 | for(G4int i = 0; i < fNoFiles; i++ ) { |
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| 290 | finDF >> fname; |
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| 291 | //--- Read one data file |
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| 292 | fname += ".g4dcm"; |
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| 293 | ReadPatientDataFile(fname); |
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| 294 | } |
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| 295 | |
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| 296 | //----- Merge data headers |
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| 297 | MergeZSliceHeaders(); |
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| 298 | |
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| 299 | finDF.close(); |
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| 300 | |
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| 301 | } |
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| 302 | |
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| 303 | //------------------------------------------------------------- |
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| 304 | void DicomDetectorConstruction::ReadPatientDataFile(const G4String& fname) |
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| 305 | { |
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| 306 | #ifdef G4VERBOSE |
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| 307 | G4cout << " DicomDetectorConstruction::ReadPatientDataFile opening file " << fname << G4endl; |
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| 308 | #endif |
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| 309 | std::ifstream fin(fname.c_str(), std::ios_base::in); |
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| 310 | if( !fin.is_open() ) { |
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| 311 | G4Exception("DicomDetectorConstruction::ReadPatientDataFil. File not found " + fname ); |
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| 312 | } |
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| 313 | //----- Define density differences (maximum density difference to create a new material) |
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| 314 | G4double densityDiff = 0.1; |
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| 315 | std::map<G4int,G4double> fDensityDiffs; // to be able to use a different densityDiff for each material |
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| 316 | for( size_t ii = 0; ii < fOriginalMaterials.size(); ii++ ){ |
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| 317 | fDensityDiffs[ii] = densityDiff; //currently all materials with same difference |
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| 318 | } |
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| 319 | |
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| 320 | //----- Read data header |
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| 321 | DicomPatientZSliceHeader* sliceHeader = new DicomPatientZSliceHeader( fin ); |
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| 322 | fZSliceHeaders.push_back( sliceHeader ); |
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| 323 | |
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| 324 | //----- Read material indices |
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| 325 | G4int nVoxels = sliceHeader->GetNoVoxels(); |
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| 326 | |
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| 327 | //--- If first slice, initiliaze fMateIDs |
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| 328 | if( fZSliceHeaders.size() == 1 ) { |
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| 329 | fMateIDs = new size_t[fNoFiles*nVoxels]; |
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| 330 | } |
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| 331 | |
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| 332 | size_t mateID; |
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| 333 | G4int voxelCopyNo = (fZSliceHeaders.size()-1)*nVoxels; // number of voxels from previously read slices |
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| 334 | for( G4int ii = 0; ii < nVoxels; ii++, voxelCopyNo++ ){ |
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| 335 | fin >> mateID; |
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| 336 | fMateIDs[voxelCopyNo] = mateID; |
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| 337 | } |
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| 338 | |
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| 339 | //----- Read material densities and build new materials if two voxels have same material but its density is in a different density interval (size of density intervals defined by densityDiff) |
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| 340 | G4double density; |
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| 341 | voxelCopyNo = (fZSliceHeaders.size()-1)*nVoxels; // number of voxels from previously read slices |
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| 342 | for( G4int ii = 0; ii < nVoxels; ii++, voxelCopyNo++ ){ |
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| 343 | fin >> density; |
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| 344 | |
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| 345 | //-- Get material from list of original materials |
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| 346 | int mateID = fMateIDs[voxelCopyNo]; |
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| 347 | G4Material* mateOrig = fOriginalMaterials[mateID]; |
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| 348 | |
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| 349 | //-- Get density bin: middle point of the bin in which the current density is included |
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| 350 | float densityBin = fDensityDiffs[mateID] * (G4int(density/fDensityDiffs[mateID])+0.5); |
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| 351 | //-- Build the new material name |
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| 352 | G4String newMateName = mateOrig->GetName()+"__"+ftoa(densityBin); |
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| 353 | |
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| 354 | //-- Look if a material with this name is already created (because a previous voxel was already in this density bin) |
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| 355 | size_t im; |
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| 356 | for( im = 0; im < fMaterials.size(); im++ ){ |
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| 357 | if( fMaterials[im]->GetName() == newMateName ) { |
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| 358 | break; |
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| 359 | } |
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| 360 | } |
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| 361 | //-- If material is already created use index of this material |
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| 362 | if( im != fMaterials.size() ) { |
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| 363 | fMateIDs[voxelCopyNo] = im; |
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| 364 | //-- else, create the material |
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| 365 | } else { |
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| 366 | fMaterials.push_back( BuildMaterialWithChangingDensity( mateOrig, densityBin, newMateName ) ); |
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| 367 | fMateIDs[voxelCopyNo] = fMaterials.size()-1; |
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| 368 | } |
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| 369 | } |
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| 370 | |
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| 371 | } |
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| 372 | |
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| 373 | |
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| 374 | //------------------------------------------------------------- |
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| 375 | void DicomDetectorConstruction::MergeZSliceHeaders() |
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| 376 | { |
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| 377 | //----- Images must have the same dimension ... |
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| 378 | fZSliceHeaderMerged = new DicomPatientZSliceHeader( *fZSliceHeaders[0] ); |
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| 379 | for( size_t ii = 1; ii < fZSliceHeaders.size(); ii++ ) { |
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| 380 | *fZSliceHeaderMerged += *fZSliceHeaders[ii]; |
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| 381 | }; |
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| 382 | } |
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| 383 | |
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| 384 | //------------------------------------------------------------- |
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| 385 | G4Material* DicomDetectorConstruction::BuildMaterialWithChangingDensity( const G4Material* origMate, float density, G4String newMateName ) |
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| 386 | { |
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| 387 | //----- Copy original material, but with new density |
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| 388 | G4int nelem = origMate->GetNumberOfElements(); |
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| 389 | G4Material* mate = new G4Material( newMateName, density*g/cm3, nelem, kStateUndefined, STP_Temperature ); |
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| 390 | |
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| 391 | for( G4int ii = 0; ii < nelem; ii++ ){ |
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| 392 | G4double frac = origMate->GetFractionVector()[ii]; |
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| 393 | G4Element* elem = const_cast<G4Element*>(origMate->GetElement(ii)); |
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| 394 | mate->AddElement( elem, frac ); |
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| 395 | } |
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| 396 | |
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| 397 | return mate; |
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| 398 | } |
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| 399 | |
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| 400 | //----------------------------------------------------------------------- |
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| 401 | G4String DicomDetectorConstruction::ftoa(float flo) |
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| 402 | { |
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| 403 | char ctmp[100]; |
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| 404 | gcvt( flo, 10, ctmp ); |
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| 405 | return G4String(ctmp); |
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| 406 | } |
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| 407 | |
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| 408 | |
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| 409 | //------------------------------------------------------------- |
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| 410 | void DicomDetectorConstruction::ConstructPatientContainer() |
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| 411 | { |
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| 412 | //---- Extract number of voxels and voxel dimensions |
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| 413 | nVoxelX = fZSliceHeaderMerged->GetNoVoxelX(); |
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| 414 | nVoxelY = fZSliceHeaderMerged->GetNoVoxelY(); |
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| 415 | nVoxelZ = fZSliceHeaderMerged->GetNoVoxelZ(); |
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| 416 | |
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| 417 | voxelHalfDimX = fZSliceHeaderMerged->GetVoxelHalfX(); |
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| 418 | voxelHalfDimY = fZSliceHeaderMerged->GetVoxelHalfY(); |
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| 419 | voxelHalfDimZ = fZSliceHeaderMerged->GetVoxelHalfZ(); |
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| 420 | #ifdef G4VERBOSE |
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| 421 | G4cout << " nVoxelX " << nVoxelX << " voxelHalfDimX " << voxelHalfDimX <<G4endl; |
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| 422 | G4cout << " nVoxelY " << nVoxelY << " voxelHalfDimY " << voxelHalfDimY <<G4endl; |
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| 423 | G4cout << " nVoxelZ " << nVoxelZ << " voxelHalfDimZ " << voxelHalfDimZ <<G4endl; |
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| 424 | G4cout << " totalPixels " << nVoxelX*nVoxelY*nVoxelZ << G4endl; |
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| 425 | #endif |
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| 426 | |
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| 427 | //----- Define the volume that contains all the voxels |
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| 428 | container_solid = new G4Box("PhantomContainer",nVoxelX*voxelHalfDimX,nVoxelY*voxelHalfDimY,nVoxelZ*voxelHalfDimZ); |
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| 429 | container_logic = |
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| 430 | new G4LogicalVolume( container_solid, |
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| 431 | fMaterials[0], //the material is not important, it will be fully filled by the voxels |
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| 432 | "PhantomContainer", |
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| 433 | 0, 0, 0 ); |
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| 434 | //--- Place it on the world |
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| 435 | G4double offsetX = (fZSliceHeaderMerged->GetMaxX() + fZSliceHeaderMerged->GetMinX() ) /2.; |
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| 436 | G4double offsetY = (fZSliceHeaderMerged->GetMaxY() + fZSliceHeaderMerged->GetMinY() ) /2.; |
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| 437 | G4double offsetZ = (fZSliceHeaderMerged->GetMaxZ() + fZSliceHeaderMerged->GetMinZ() ) /2.; |
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| 438 | G4ThreeVector posCentreVoxels(offsetX,offsetY,offsetZ); |
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| 439 | #ifdef G4VERBOSE |
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| 440 | G4cout << " placing voxel container volume at " << posCentreVoxels << G4endl; |
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| 441 | #endif |
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| 442 | container_phys = |
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| 443 | new G4PVPlacement(0, // rotation |
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| 444 | posCentreVoxels, |
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| 445 | container_logic, // The logic volume |
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| 446 | "PhantomContainer", // Name |
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| 447 | world_logic, // Mother |
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| 448 | false, // No op. bool. |
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| 449 | 1); // Copy number |
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| 450 | |
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| 451 | } |
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| 452 | |
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[1230] | 453 | |
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| 454 | #include "G4SDManager.hh" |
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| 455 | #include "G4MultiFunctionalDetector.hh" |
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| 456 | #include "G4PSDoseDeposit_RegNav.hh" |
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| 457 | |
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| 458 | //------------------------------------------------------------- |
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| 459 | void DicomDetectorConstruction::SetScorer(G4LogicalVolume* voxel_logic) |
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| 460 | { |
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| 461 | |
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| 462 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
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| 463 | // |
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| 464 | // Sensitive Detector Name |
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| 465 | G4String concreteSDname = "PatientSD"; |
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| 466 | |
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| 467 | //------------------------ |
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| 468 | // MultiFunctionalDetector |
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| 469 | //------------------------ |
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| 470 | // |
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| 471 | // Define MultiFunctionalDetector with name. |
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| 472 | G4MultiFunctionalDetector* MFDet = new G4MultiFunctionalDetector(concreteSDname); |
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| 473 | SDman->AddNewDetector( MFDet ); // Register SD to SDManager |
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| 474 | |
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| 475 | voxel_logic->SetSensitiveDetector(MFDet); |
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| 476 | |
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| 477 | G4PSDoseDeposit_RegNav* scorer = new G4PSDoseDeposit_RegNav("DoseDeposit"); |
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| 478 | MFDet->RegisterPrimitive(scorer); |
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| 479 | |
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| 480 | } |
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| 481 | |
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