| 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 | // $Id: RE03DetectorConstruction.cc,v 1.1 2007/11/13 19:55:43 asaim Exp $
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| 28 | // GEANT4 tag $Name: $
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| 29 | //
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| 30 | //
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| 31 |
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| 32 | #include "RE03DetectorConstruction.hh"
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| 33 |
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| 34 | #include "G4Material.hh"
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| 35 | #include "G4Box.hh"
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| 36 | #include "G4LogicalVolume.hh"
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| 37 | #include "G4PVPlacement.hh"
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| 38 |
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| 39 | #include "G4VisAttributes.hh"
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| 40 | #include "G4Colour.hh"
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| 41 |
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| 42 | #include "G4SDManager.hh"
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| 43 | #include "G4MultiFunctionalDetector.hh"
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| 44 | #include "G4VPrimitiveScorer.hh"
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| 45 | #include "G4PSEnergyDeposit.hh"
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| 46 | #include "G4PSTrackLength.hh"
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| 47 | #include "G4PSNofStep.hh"
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| 48 | #include "G4SDParticleFilter.hh"
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| 49 |
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| 50 | #include "G4ios.hh"
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| 51 |
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| 52 | RE03DetectorConstruction::RE03DetectorConstruction()
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| 53 | :constructed(false)
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| 54 | {;}
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| 55 |
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| 56 | RE03DetectorConstruction::~RE03DetectorConstruction()
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| 57 | {;}
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| 58 |
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| 59 | G4VPhysicalVolume* RE03DetectorConstruction::Construct()
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| 60 | {
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| 61 | if(!constructed)
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| 62 | {
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| 63 | constructed = true;
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| 64 | DefineMaterials();
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| 65 | SetupGeometry();
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| 66 | }
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| 67 | return worldPhys;
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| 68 | }
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| 69 |
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| 70 | void RE03DetectorConstruction::DefineMaterials()
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| 71 | {
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| 72 | G4String name, symbol; //a=mass of a mole;
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| 73 | G4double a, z, density; //z=mean number of protons;
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| 74 |
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| 75 | G4int ncomponents, natoms;
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| 76 | G4double fractionmass;
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| 77 |
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| 78 | //
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| 79 | // define Elements
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| 80 | //
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| 81 |
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| 82 | a = 1.01*g/mole;
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| 83 | G4Element* H = new G4Element(name="Hydrogen",symbol="H" , z= 1., a);
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| 84 |
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| 85 | a = 14.01*g/mole;
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| 86 | G4Element* N = new G4Element(name="Nitrogen",symbol="N" , z= 7., a);
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| 87 |
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| 88 | a = 16.00*g/mole;
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| 89 | G4Element* O = new G4Element(name="Oxygen" ,symbol="O" , z= 8., a);
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| 90 |
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| 91 | //
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| 92 | // define a material from elements. case 1: chemical molecule
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| 93 | //
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| 94 |
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| 95 | density = 1.000*g/cm3;
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| 96 | water = new G4Material(name="Water", density, ncomponents=2);
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| 97 | water->AddElement(H, natoms=2);
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| 98 | water->AddElement(O, natoms=1);
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| 99 |
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| 100 | //
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| 101 | // define a material from elements. case 2: mixture by fractional mass
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| 102 | //
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| 103 |
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| 104 | density = 1.290*mg/cm3;
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| 105 | air = new G4Material(name="Air" , density, ncomponents=2);
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| 106 | air->AddElement(N, fractionmass=0.7);
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| 107 | air->AddElement(O, fractionmass=0.3);
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| 108 | }
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| 109 |
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| 110 | void RE03DetectorConstruction::SetupGeometry()
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| 111 | {
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| 112 | //
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| 113 | // World
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| 114 | //
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| 115 | G4VSolid* worldSolid = new G4Box("World",2.*m,2.*m,2.*m);
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| 116 | G4LogicalVolume* worldLogical = new G4LogicalVolume(worldSolid,air,"World");
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| 117 | worldPhys = new G4PVPlacement(0,G4ThreeVector(),worldLogical,"World",
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| 118 | 0,false,0);
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| 119 |
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| 120 | //
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| 121 | // Phantom
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| 122 | //
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| 123 | G4VSolid* phantomSolid = new G4Box("Calor",1.*m,1.*m,1.*m);
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| 124 | G4LogicalVolume* phantomLogical = new G4LogicalVolume(phantomSolid,water,"Phantom");
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| 125 | phantomPhys = new G4PVPlacement(0,G4ThreeVector(),phantomLogical,"Phantom",
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| 126 | worldLogical,false,0);
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| 127 | //
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| 128 | // Visualization attributes
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| 129 | //
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| 130 | // worldLogical->SetVisAttributes(G4VisAttributes::Invisible);
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| 131 | G4VisAttributes* simpleBoxVisAtt= new G4VisAttributes(G4Colour(1.0,1.0,1.0));
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| 132 | simpleBoxVisAtt->SetVisibility(true);
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| 133 | phantomLogical->SetVisAttributes(simpleBoxVisAtt);
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| 134 | }
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| 135 |
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| 136 |
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