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 | // H02DetectorConstruction.cc |
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28 | // $Id: H02DetectorConstruction.cc,v 1.5 2006/06/29 17:10:18 gunter Exp $ |
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29 | // |
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30 | // ==================================================================== |
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31 | #include "H02DetectorConstruction.hh" |
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32 | |
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33 | #include "G4Element.hh" |
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34 | #include "G4Material.hh" |
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35 | |
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36 | #include "G4LogicalVolume.hh" |
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37 | #include "G4PVPlacement.hh" |
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38 | #include "G4VisAttributes.hh" |
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39 | #include "G4Tubs.hh" |
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40 | #include "G4Box.hh" |
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41 | |
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42 | #include "G4SDManager.hh" |
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43 | #include "H02MuonSD.hh" |
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44 | |
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45 | // for magnetic field |
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46 | #include "G4FieldManager.hh" |
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47 | #include "G4TransportationManager.hh" |
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48 | #include "G4ChordFinder.hh" |
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49 | #include "H02Field.hh" |
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50 | |
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51 | // ==================================================================== |
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52 | // |
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53 | // constants (detector parameters) |
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54 | // |
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55 | // ==================================================================== |
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56 | // [experimental hall] |
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57 | static const G4double R_EXPHALL= 5.*m; |
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58 | static const G4double DZ_EXPHALL= 10.*m; |
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59 | |
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60 | // [calorimeter] |
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61 | static const G4double RIN_BARREL_CAL= 2.*m; |
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62 | static const G4double ROUT_BARREL_CAL= 3.*m; |
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63 | static const G4double DZ_BARREL_CAL= 5.*m; |
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64 | |
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65 | static const G4double RIN_ENDCAP_CAL= 1.*m; |
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66 | static const G4double ROUT_ENDCAP_CAL= 3.*m; |
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67 | static const G4double DZ_ENDCAP_CAL= 0.5*m; |
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68 | |
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69 | // [muon system] |
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70 | static const G4double RIN_BARREL_MUON= 4.3*m; |
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71 | static const G4double ROUT_BARREL_MUON= 4.5*m; |
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72 | static const G4double DX_BARREL_MUON= RIN_BARREL_MUON*std::cos(67.5*deg)-5.*cm; |
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73 | static const G4double DY_BARREL_MUON= 10.*cm; |
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74 | static const G4double DZ_BARREL_MUON= 7.*m; |
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75 | |
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76 | static const G4double RIN_ENDCAP_MUON= 1.*m; |
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77 | static const G4double ROUT_ENDCAP_MUON= 4.5*m; |
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78 | static const G4double DZ_ENDCAP_MUON= 10.*cm; |
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79 | |
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80 | // ==================================================================== |
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81 | // |
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82 | // class description |
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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 | H02DetectorConstruction::H02DetectorConstruction() |
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88 | //////////////////////////////////////////////// |
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89 | { |
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90 | } |
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91 | |
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92 | ///////////////////////////////////////////////// |
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93 | H02DetectorConstruction::~H02DetectorConstruction() |
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94 | ///////////////////////////////////////////////// |
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95 | { |
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96 | } |
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97 | |
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98 | |
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99 | ////////////////////////////////////////////////////// |
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100 | G4VPhysicalVolume* H02DetectorConstruction::Construct() |
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101 | ////////////////////////////////////////////////////// |
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102 | { |
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103 | // ============================================================== |
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104 | // Materials |
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105 | // ============================================================== |
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106 | |
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107 | G4double a, iz, z, density; |
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108 | G4String name, symbol; |
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109 | G4int nel; |
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110 | |
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111 | a= 1.01*g/mole; |
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112 | G4Element* elH= new G4Element(name="Hydrogen", symbol="H", iz=1., a); |
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113 | |
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114 | a= 12.01*g/mole; |
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115 | G4Element* elC= new G4Element(name="Carbon", symbol="C", iz=6., a); |
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116 | |
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117 | a= 14.01*g/mole; |
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118 | G4Element* elN= new G4Element(name="Nitrogen", symbol="N", iz=7., a); |
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119 | |
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120 | a = 16.00*g/mole; |
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121 | G4Element* elO= new G4Element(name="Oxygen", symbol="O", iz=8., a); |
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122 | |
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123 | density= 1.29e-03*g/cm3; |
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124 | G4Material* Air= new G4Material(name="Air", density, nel=2); |
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125 | Air-> AddElement(elN, .7); |
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126 | Air-> AddElement(elO, .3); |
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127 | |
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128 | a= 207.19*g/mole; |
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129 | density= 11.35*g/cm3; |
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130 | G4Material* Lead= new G4Material(name="Lead", z=82., a, density); |
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131 | |
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132 | a= 39.95*g/mole; |
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133 | density= 1.782e-03*g/cm3; |
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134 | G4Material* Ar= new G4Material(name="ArgonGas", z=18., a, density); |
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135 | |
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136 | density= 1.032*g/cm3; |
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137 | G4Material* Scinti= new G4Material(name="Scintillator", density, nel=2); |
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138 | Scinti-> AddElement(elC, 9); |
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139 | Scinti-> AddElement(elH, 10); |
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140 | |
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141 | |
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142 | // ============================================================== |
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143 | // Experimental Hall (world) |
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144 | // ============================================================== |
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145 | G4Tubs* expHallSolid= |
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146 | new G4Tubs("EXP_HALL", 0., R_EXPHALL, DZ_EXPHALL, 0., 360.*deg); |
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147 | |
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148 | G4LogicalVolume* expHallLV= |
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149 | new G4LogicalVolume(expHallSolid, Air, "EXP_HALL_LV"); |
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150 | |
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151 | // visualization attributes |
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152 | G4VisAttributes* expHallVisAtt= |
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153 | new G4VisAttributes(false, G4Colour(1., 1., 1.)); |
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154 | //expHallVisAtt-> SetForceWireframe(TRUE); |
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155 | expHallLV-> SetVisAttributes(expHallVisAtt); |
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156 | |
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157 | G4PVPlacement* expHall= new G4PVPlacement(0, G4ThreeVector(), "EXP_HALL_PV", |
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158 | expHallLV, 0, FALSE, 0); |
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159 | // ... MV, MANY, copy# |
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160 | |
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161 | // ============================================================== |
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162 | // each detector component |
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163 | // ============================================================== |
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164 | // calorimeter system |
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165 | G4Tubs* barrelCalSolid= |
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166 | new G4Tubs("BARREL_CAL", RIN_BARREL_CAL, ROUT_BARREL_CAL, |
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167 | DZ_BARREL_CAL, 0., 360.*deg); |
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168 | |
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169 | G4Tubs* endcapCalSolid= |
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170 | new G4Tubs("ENDCAP_CAL", RIN_ENDCAP_CAL, ROUT_ENDCAP_CAL, |
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171 | DZ_ENDCAP_CAL, 0., 360.*deg); |
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172 | |
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173 | G4LogicalVolume* barrelCalLV= |
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174 | new G4LogicalVolume(barrelCalSolid, Lead, "BARREL_CAL_LV"); |
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175 | |
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176 | G4LogicalVolume* endcapCalLV= |
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177 | new G4LogicalVolume(endcapCalSolid, Lead, "ENDCAP_CAL_LV"); |
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178 | |
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179 | G4VisAttributes* calVisAtt= |
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180 | new G4VisAttributes(true, G4Colour(0., 1., 1.)); |
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181 | barrelCalLV-> SetVisAttributes(calVisAtt); |
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182 | endcapCalLV-> SetVisAttributes(calVisAtt); |
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183 | |
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184 | // G4PVPlacement* barrelCal= |
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185 | new G4PVPlacement(0, G4ThreeVector(), "BARREL_CAL_PV", |
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186 | barrelCalLV, expHall, FALSE, 0); |
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187 | |
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188 | G4ThreeVector posCal(0.,0.,6.*m); |
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189 | // G4PVPlacement* endcapCal1= |
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190 | new G4PVPlacement(0, posCal, "ENDCAP_CAL_PV", |
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191 | endcapCalLV, expHall, FALSE, 0); |
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192 | |
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193 | //G4PVPlacement* endcapCal2= |
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194 | new G4PVPlacement(0, -posCal, "ENDCAP_CAL_PV", |
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195 | endcapCalLV, expHall, FALSE, 1); |
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196 | |
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197 | // muon system |
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198 | G4Box* barrelMuonSolid= new G4Box("BARREL_MUON", DX_BARREL_MUON, |
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199 | DY_BARREL_MUON, DZ_BARREL_MUON); |
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200 | G4Tubs* endcapMuonSolid= |
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201 | new G4Tubs("ENDCAP_MUON", RIN_ENDCAP_MUON, ROUT_ENDCAP_MUON, |
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202 | DZ_ENDCAP_MUON, 0., 360.*deg); |
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203 | |
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204 | G4LogicalVolume* barrelMuonLV= |
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205 | new G4LogicalVolume(barrelMuonSolid, Ar, "BARREL_MUON_LV"); |
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206 | |
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207 | G4LogicalVolume* endcapMuonLV= |
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208 | new G4LogicalVolume(endcapMuonSolid, Ar, "ENDCAP_MUON_LV"); |
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209 | |
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210 | G4VisAttributes* muonVisAtt= |
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211 | new G4VisAttributes(true, G4Colour(1., 1., 0.5)); |
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212 | //muonVisAtt-> SetForceWireframe(TRUE); |
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213 | barrelMuonLV-> SetVisAttributes(muonVisAtt); |
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214 | endcapMuonLV-> SetVisAttributes(muonVisAtt); |
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215 | |
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216 | const G4double dangle= 45.*deg; |
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217 | G4ThreeVector posM(RIN_BARREL_MUON+DY_BARREL_MUON/2., 0., 0.); |
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218 | G4RotationMatrix* rotM= new G4RotationMatrix; |
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219 | rotM->rotateZ(90.*deg); |
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220 | |
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221 | for (G4int k=0; k<8; k++) { |
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222 | G4Transform3D transformM(*rotM, posM); |
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223 | new G4PVPlacement(transformM, "BARREL_MUON_PV", |
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224 | barrelMuonLV, expHall, FALSE, k); |
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225 | rotM->rotateZ(dangle); |
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226 | posM.rotateZ(dangle); |
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227 | } |
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228 | |
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229 | G4ThreeVector posMuon(0.,0.,8.*m); |
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230 | // G4PVPlacement* endcapMuon1= |
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231 | new G4PVPlacement(0, posMuon, "ENDCAP_MUON_PV", |
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232 | endcapMuonLV, expHall, FALSE, 0); |
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233 | |
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234 | // G4PVPlacement* endcapMuon2= |
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235 | new G4PVPlacement(0, -posMuon, "ENDCAP_MUON_PV", |
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236 | endcapMuonLV, expHall, FALSE, 1); |
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237 | |
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238 | |
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239 | // sensitive Detectors |
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240 | G4SDManager* SDman= G4SDManager::GetSDMpointer(); |
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241 | |
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242 | G4String muonSDname= "/mydet/muon"; |
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243 | H02MuonSD* muonSD= new H02MuonSD(muonSDname); |
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244 | SDman-> AddNewDetector(muonSD); |
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245 | barrelMuonLV-> SetSensitiveDetector(muonSD); |
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246 | endcapMuonLV-> SetSensitiveDetector(muonSD); |
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247 | |
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248 | // magnetic field |
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249 | H02Field* myfield = new H02Field; |
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250 | G4FieldManager* fieldMgr= |
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251 | G4TransportationManager::GetTransportationManager()-> GetFieldManager(); |
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252 | fieldMgr-> SetDetectorField(myfield); |
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253 | fieldMgr-> CreateChordFinder(myfield); |
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254 | |
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255 | return expHall; |
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256 | } |
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257 | |
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