[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: HadrontherapyDetectorConstruction.cc; Version 4.0 May 2005 |
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| 27 | // ---------------------------------------------------------------------------- |
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| 28 | // GEANT 4 - Hadrontherapy example |
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| 29 | // ---------------------------------------------------------------------------- |
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| 30 | // Code developed by: |
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| 31 | // |
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| 32 | // G.A.P. Cirrone(a)*, F. Di Rosa(a), S. Guatelli(b), G. Russo(a) |
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| 33 | // |
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| 34 | // (a) Laboratori Nazionali del Sud |
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| 35 | // of the INFN, Catania, Italy |
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| 36 | // (b) INFN Section of Genova, Genova, Italy |
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| 37 | // |
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| 38 | // * cirrone@lns.infn.it |
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| 39 | // ---------------------------------------------------------------------------- |
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| 40 | |
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| 41 | #include "G4SDManager.hh" |
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| 42 | #include "G4RunManager.hh" |
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| 43 | #include "G4Box.hh" |
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| 44 | #include "G4LogicalVolume.hh" |
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| 45 | #include "G4ThreeVector.hh" |
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| 46 | #include "G4PVPlacement.hh" |
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| 47 | #include "globals.hh" |
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| 48 | #include "G4Transform3D.hh" |
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| 49 | #include "G4RotationMatrix.hh" |
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| 50 | #include "G4Colour.hh" |
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| 51 | #include "G4UserLimits.hh" |
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| 52 | #include "G4VisAttributes.hh" |
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| 53 | #include "HadrontherapyPhantomROGeometry.hh" |
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| 54 | #include "HadrontherapyDetectorMessenger.hh" |
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| 55 | #include "HadrontherapyPhantomSD.hh" |
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| 56 | #include "HadrontherapyDetectorConstruction.hh" |
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| 57 | #include "HadrontherapyMaterial.hh" |
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| 58 | #include "HadrontherapyBeamLine.hh" |
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| 59 | #include "HadrontherapyModulator.hh" |
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| 60 | |
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| 61 | HadrontherapyDetectorConstruction::HadrontherapyDetectorConstruction() |
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| 62 | : phantomSD(0), phantomROGeometry(0), beamLine(0), modulator(0), |
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| 63 | physicalTreatmentRoom(0), |
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| 64 | patientPhysicalVolume(0), |
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| 65 | phantomLogicalVolume(0), |
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| 66 | phantomPhysicalVolume(0) |
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| 67 | { |
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| 68 | // Messenger to change parameters of the geometry |
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| 69 | detectorMessenger = new HadrontherapyDetectorMessenger(this); |
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| 70 | |
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| 71 | material = new HadrontherapyMaterial(); |
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| 72 | |
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| 73 | // Phantom sizes |
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| 74 | phantomSizeX = 20.*mm; |
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| 75 | phantomSizeY = 20.*mm; |
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| 76 | phantomSizeZ = 20.*mm; |
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| 77 | |
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| 78 | // Number of the phantom voxels |
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| 79 | numberOfVoxelsAlongX = 200; |
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| 80 | numberOfVoxelsAlongY = 200; |
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| 81 | numberOfVoxelsAlongZ = 200; |
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| 82 | } |
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| 83 | |
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| 84 | HadrontherapyDetectorConstruction::~HadrontherapyDetectorConstruction() |
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| 85 | { |
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| 86 | delete material; |
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| 87 | if (phantomROGeometry) delete phantomROGeometry; |
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| 88 | delete detectorMessenger; |
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| 89 | } |
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| 90 | |
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| 91 | G4VPhysicalVolume* HadrontherapyDetectorConstruction::Construct() |
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| 92 | { |
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| 93 | // Define the materials of the experimental set-up |
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| 94 | material -> DefineMaterials(); |
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| 95 | |
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| 96 | // Define the geometry components |
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| 97 | ConstructBeamLine(); |
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| 98 | ConstructPhantom(); |
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| 99 | |
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| 100 | // Set the sensitive detector where the energy deposit is collected |
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| 101 | ConstructSensitiveDetector(); |
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| 102 | |
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| 103 | return physicalTreatmentRoom; |
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| 104 | } |
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| 105 | |
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| 106 | void HadrontherapyDetectorConstruction::ConstructBeamLine() |
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| 107 | { |
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| 108 | G4Material* air = material -> GetMat("Air") ; |
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| 109 | G4Material* water = material -> GetMat("Water"); |
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| 110 | |
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| 111 | // --------------------- |
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| 112 | // Treatment room - World volume |
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| 113 | //--------------------- |
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| 114 | |
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| 115 | // Treatment room sizes |
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| 116 | const G4double worldX = 400.0 *cm; |
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| 117 | const G4double worldY = 400.0 *cm; |
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| 118 | const G4double worldZ = 400.0 *cm; |
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| 119 | |
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| 120 | G4Box* treatmentRoom = new G4Box("TreatmentRoom",worldX,worldY,worldZ); |
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| 121 | |
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| 122 | G4LogicalVolume* logicTreatmentRoom = new G4LogicalVolume(treatmentRoom, |
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| 123 | air, |
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| 124 | "logicTreatmentRoom", |
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| 125 | 0,0,0); |
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| 126 | |
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| 127 | |
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| 128 | |
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| 129 | physicalTreatmentRoom = new G4PVPlacement(0, |
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| 130 | G4ThreeVector(), |
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| 131 | "physicalTreatmentRoom", |
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| 132 | logicTreatmentRoom, |
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| 133 | 0,false,0); |
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| 134 | |
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| 135 | G4double maxStepTreatmentRoom = 0.1 *mm; |
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| 136 | logicTreatmentRoom -> SetUserLimits(new G4UserLimits(maxStepTreatmentRoom)); |
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| 137 | |
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| 138 | // The treatment room is invisible in the Visualisation |
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| 139 | logicTreatmentRoom -> SetVisAttributes (G4VisAttributes::Invisible); |
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| 140 | |
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| 141 | beamLine = new HadrontherapyBeamLine(physicalTreatmentRoom); |
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| 142 | beamLine -> HadrontherapyBeamLineSupport(); |
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| 143 | beamLine -> HadrontherapyBeamScatteringFoils(); |
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| 144 | beamLine -> HadrontherapyBeamCollimators(); |
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| 145 | beamLine -> HadrontherapyBeamMonitoring(); |
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| 146 | beamLine -> HadrontherapyBeamNozzle(); |
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| 147 | beamLine -> HadrontherapyBeamFinalCollimator(); |
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| 148 | |
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| 149 | modulator = new HadrontherapyModulator(); |
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| 150 | modulator -> BuildModulator(physicalTreatmentRoom); |
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| 151 | |
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| 152 | // Patient - Mother volume of the phantom |
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| 153 | G4Box* patient = new G4Box("patient",20 *cm, 20 *cm, 20 *cm); |
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| 154 | |
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| 155 | G4LogicalVolume* patientLogicalVolume = new G4LogicalVolume(patient, |
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| 156 | water, |
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| 157 | "patientLog", 0, 0, 0); |
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| 158 | |
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| 159 | patientPhysicalVolume = new G4PVPlacement(0,G4ThreeVector(0., 0., 0.), |
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| 160 | "patientPhys", |
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| 161 | patientLogicalVolume, |
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| 162 | physicalTreatmentRoom, |
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| 163 | false,0); |
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| 164 | |
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| 165 | // Visualisation attributes of the patient |
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| 166 | G4VisAttributes * redWire = new G4VisAttributes(G4Colour(1. ,0. ,0.)); |
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| 167 | redWire -> SetVisibility(true); |
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| 168 | redWire -> SetForceWireframe(true); |
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| 169 | patientLogicalVolume -> SetVisAttributes(redWire); |
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| 170 | } |
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| 171 | |
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| 172 | void HadrontherapyDetectorConstruction::ConstructPhantom() |
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| 173 | { |
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| 174 | G4Colour lightBlue (0.0, 0.0, .75); |
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| 175 | |
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| 176 | G4Material* water = material -> GetMat("Water"); |
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| 177 | |
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| 178 | //ComputeVoxelSize(); |
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| 179 | |
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| 180 | //---------------------- |
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| 181 | // Water phantom |
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| 182 | //---------------------- |
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| 183 | G4Box* phantom = new G4Box("Phantom",phantomSizeX,phantomSizeY,phantomSizeZ); |
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| 184 | |
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| 185 | phantomLogicalVolume = new G4LogicalVolume(phantom, |
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| 186 | water, |
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| 187 | "PhantomLog", |
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| 188 | 0,0,0); |
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| 189 | |
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| 190 | // Fixing the max step allowed in the phantom |
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| 191 | G4double maxStep = 0.01 *mm; |
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| 192 | phantomLogicalVolume -> SetUserLimits(new G4UserLimits(maxStep)); |
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| 193 | |
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| 194 | G4double phantomXtranslation = -180.*mm; |
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| 195 | phantomPhysicalVolume = new G4PVPlacement(0, |
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| 196 | G4ThreeVector(phantomXtranslation, 0.0 *mm, 0.0 *mm), |
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| 197 | "PhantomPhys", |
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| 198 | phantomLogicalVolume, |
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| 199 | patientPhysicalVolume, |
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| 200 | false,0); |
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| 201 | |
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| 202 | // Visualisation attributes of the phantom |
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| 203 | G4VisAttributes* simpleBoxVisAttributes = new G4VisAttributes(lightBlue); |
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| 204 | simpleBoxVisAttributes -> SetVisibility(true); |
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| 205 | simpleBoxVisAttributes -> SetForceSolid(true); |
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| 206 | phantomLogicalVolume -> SetVisAttributes(simpleBoxVisAttributes); |
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| 207 | |
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| 208 | // ************** |
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| 209 | // Cut per Region |
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| 210 | // ************** |
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| 211 | |
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| 212 | // A smaller cut is fixed in the phantom to calculate the energy deposit with the |
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| 213 | // required accuracy |
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| 214 | G4Region* aRegion = new G4Region("PhantomLog"); |
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| 215 | phantomLogicalVolume -> SetRegion(aRegion); |
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| 216 | aRegion -> AddRootLogicalVolume(phantomLogicalVolume); |
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| 217 | } |
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| 218 | |
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| 219 | void HadrontherapyDetectorConstruction::ConstructSensitiveDetector() |
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| 220 | { |
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| 221 | // Sensitive Detector and ReadOut geometry definition |
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| 222 | G4SDManager* sensitiveDetectorManager = G4SDManager::GetSDMpointer(); |
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| 223 | |
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| 224 | G4String sensitiveDetectorName = "Phantom"; |
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| 225 | |
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| 226 | if(!phantomSD) |
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| 227 | { |
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| 228 | // The sensitive detector is instantiated |
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| 229 | phantomSD = new HadrontherapyPhantomSD(sensitiveDetectorName); |
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| 230 | |
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| 231 | // The Read Out Geometry is instantiated |
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| 232 | G4String ROGeometryName = "PhantomROGeometry"; |
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| 233 | phantomROGeometry = new HadrontherapyPhantomROGeometry(ROGeometryName, |
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| 234 | phantomSizeX, |
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| 235 | phantomSizeY, |
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| 236 | phantomSizeZ, |
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| 237 | numberOfVoxelsAlongX, |
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| 238 | numberOfVoxelsAlongY, |
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| 239 | numberOfVoxelsAlongZ); |
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| 240 | phantomROGeometry -> BuildROGeometry(); |
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| 241 | phantomSD -> SetROgeometry(phantomROGeometry); |
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| 242 | sensitiveDetectorManager -> AddNewDetector(phantomSD); |
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| 243 | phantomLogicalVolume -> SetSensitiveDetector(phantomSD); |
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| 244 | } |
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| 245 | } |
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| 246 | |
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| 247 | void HadrontherapyDetectorConstruction::SetModulatorAngle(G4double value) |
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| 248 | { |
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| 249 | modulator -> SetModulatorAngle(value); |
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| 250 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 251 | } |
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| 252 | |
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| 253 | void HadrontherapyDetectorConstruction::SetRangeShifterXPosition(G4double value) |
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| 254 | { |
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| 255 | beamLine -> SetRangeShifterXPosition(value); |
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| 256 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 257 | } |
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| 258 | |
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| 259 | void HadrontherapyDetectorConstruction::SetRangeShifterXSize(G4double value) |
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| 260 | { |
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| 261 | beamLine -> SetRangeShifterXSize(value); |
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| 262 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 263 | } |
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| 264 | |
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| 265 | void HadrontherapyDetectorConstruction::SetFirstScatteringFoilSize(G4double value) |
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| 266 | { |
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| 267 | beamLine -> SetFirstScatteringFoilXSize(value); |
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| 268 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 269 | } |
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| 270 | |
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| 271 | void HadrontherapyDetectorConstruction::SetSecondScatteringFoilSize(G4double value) |
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| 272 | { |
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| 273 | beamLine -> SetSecondScatteringFoilXSize(value); |
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| 274 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 275 | } |
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| 276 | |
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| 277 | void HadrontherapyDetectorConstruction::SetOuterRadiusStopper(G4double value) |
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| 278 | { |
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| 279 | beamLine -> SetOuterRadiusStopper(value); |
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| 280 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 281 | } |
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| 282 | |
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| 283 | void HadrontherapyDetectorConstruction::SetInnerRadiusFinalCollimator(G4double value) |
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| 284 | { |
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| 285 | beamLine -> SetInnerRadiusFinalCollimator(value); |
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| 286 | G4RunManager::GetRunManager() -> GeometryHasBeenModified(); |
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| 287 | } |
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| 288 | |
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| 289 | void HadrontherapyDetectorConstruction::SetRSMaterial(G4String materialChoice) |
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| 290 | { |
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| 291 | beamLine -> SetRSMaterial(materialChoice); |
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| 292 | } |
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| 293 | |
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| 294 | |
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| 295 | |
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