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 "ExampleDetectorConstruction.hh" |
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28 | |
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29 | ExampleDetectorConstruction::ExampleDetectorConstruction() |
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30 | { |
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31 | expHall_x = 1111600.*cm; |
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32 | expHall_y = 1111600.*cm; |
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33 | expHall_z = 1111600.*cm; |
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34 | |
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35 | calBox_x = 50.*cm; |
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36 | calBox_y = 50.*cm; |
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37 | calBox_z = 50.*cm; |
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38 | rotAngle = 30.*deg; |
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39 | calPos = 200.*cm; |
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40 | |
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41 | trackerRadius = 50.*cm; |
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42 | trackerHight = 100.*cm; |
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43 | trackerPos = -200.*cm; |
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44 | } |
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45 | |
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46 | ExampleDetectorConstruction::~ExampleDetectorConstruction() |
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47 | {;} |
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48 | |
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49 | G4VPhysicalVolume* ExampleDetectorConstruction::Construct() |
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50 | { |
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51 | |
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52 | //------------------------------------------------------ materials |
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53 | |
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54 | G4double a, iz, z, density; |
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55 | G4String name, symbol; |
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56 | G4int nel; |
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57 | |
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58 | a = 14.01*g/mole; |
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59 | G4Element* elN = new G4Element(name="Nitrogen", symbol="N", iz=7., a); |
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60 | a = 16.00*g/mole; |
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61 | G4Element* elO = new G4Element(name="Oxygen", symbol="O", iz=8., a); |
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62 | |
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63 | density = 1.29e-03*g/cm3; |
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64 | G4Material* Air = new G4Material(name="Air", density, nel=2); |
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65 | Air->AddElement(elN, .7); |
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66 | Air->AddElement(elO, .3); |
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67 | |
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68 | a = 207.19*g/mole; |
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69 | density = 11.35*g/cm3; |
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70 | G4Material* Lead = new G4Material(name="Lead", z=82., a, density); |
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71 | |
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72 | a = 39.95*g/mole; |
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73 | density = 1.782e-03*g/cm3; |
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74 | G4Material* Ar = new G4Material(name="ArgonGas", z=18., a, density); |
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75 | |
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76 | //------------------------------------------------------ volumes |
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77 | |
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78 | //------------------------------ experimental hall |
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79 | |
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80 | G4Box * experimentalHall_box |
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81 | = new G4Box("expHall_b",expHall_x,expHall_y,expHall_z); |
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82 | |
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83 | G4LogicalVolume * experimentalHall_log |
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84 | = new G4LogicalVolume(experimentalHall_box,Air,"expHall_L",0,0,0); |
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85 | |
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86 | G4VPhysicalVolume * experimentalHall_phys |
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87 | = new G4PVPlacement(0,G4ThreeVector(),"expHall_P", |
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88 | experimentalHall_log,0,false,0); |
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89 | |
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90 | G4ThreeVector coords(0.0,0.0,0.0); |
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91 | |
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92 | G4Box *vol1_solid = new G4Box("v1_sol",10.*m,10.*m,10.*m); |
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93 | |
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94 | G4LogicalVolume *vol1_log = new G4LogicalVolume(vol1_solid,Lead,"v1_log",0,0,0); |
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95 | |
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96 | G4VPhysicalVolume *vol1_phys = new G4PVPlacement(0,coords,"v1_sol",vol1_log, |
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97 | experimentalHall_phys,false,0); |
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98 | |
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99 | |
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100 | G4Box *vol2_solid = new G4Box("v2_sol",10.*mm,10.*mm,10.*mm); |
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101 | |
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102 | G4LogicalVolume *vol2_log = new G4LogicalVolume(vol2_solid,Lead,"v2_log",0,0,0); |
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103 | |
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104 | G4VPhysicalVolume *vol2_phys = new G4PVPlacement(0,coords,"v2_sol",vol2_log, |
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105 | vol1_phys,false,0); |
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106 | |
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107 | |
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108 | return experimentalHall_phys; |
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109 | } |
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