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: DetectorConstruction.cc,v 1.11 2008/04/07 18:09:05 vnivanch Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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29 | // |
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30 | // |
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31 | ///////////////////////////////////////////////////////////////////////// |
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32 | // |
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33 | // TestEm9: Crystal calorimeter |
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34 | // |
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35 | // Created: 31.01.03 V.Ivanchenko |
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36 | // |
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37 | // Modified: |
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38 | // |
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39 | //////////////////////////////////////////////////////////////////////// |
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40 | // |
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41 | |
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42 | |
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43 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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44 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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45 | |
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46 | #include "DetectorConstruction.hh" |
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47 | #include "DetectorMessenger.hh" |
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48 | |
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49 | #include "G4Box.hh" |
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50 | #include "G4LogicalVolume.hh" |
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51 | #include "G4PVPlacement.hh" |
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52 | #include "G4PVReplica.hh" |
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53 | |
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54 | #include "G4TransportationManager.hh" |
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55 | |
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56 | #include "G4GeometryManager.hh" |
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57 | #include "G4RunManager.hh" |
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58 | #include "G4Region.hh" |
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59 | #include "G4RegionStore.hh" |
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60 | #include "G4ProductionCuts.hh" |
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61 | #include "G4PhysicalVolumeStore.hh" |
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62 | #include "G4LogicalVolumeStore.hh" |
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63 | #include "G4SolidStore.hh" |
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64 | #include "G4NistManager.hh" |
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65 | |
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66 | #include "G4VisAttributes.hh" |
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67 | #include "G4Colour.hh" |
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68 | |
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69 | #include "G4UnitsTable.hh" |
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70 | #include "G4ios.hh" |
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71 | |
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72 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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73 | |
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74 | DetectorConstruction::DetectorConstruction() |
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75 | : G4VUserDetectorConstruction() |
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76 | { |
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77 | detectorMessenger = new DetectorMessenger(this); |
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78 | |
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79 | ecalLength = 36.*cm; |
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80 | ecalWidth = 6.*cm; |
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81 | vertexLength = 3.*cm; |
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82 | padLength = 0.1*mm; |
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83 | padWidth = 0.02*mm; |
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84 | absLength = 2.*mm; |
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85 | vertexRegion = 0; |
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86 | muonRegion = 0; |
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87 | logicWorld = 0; |
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88 | logicCal = 0; |
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89 | logicA1 = 0; |
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90 | DefineMaterials(); |
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91 | vertexDetectorCuts = new G4ProductionCuts(); |
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92 | muonDetectorCuts = new G4ProductionCuts(); |
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93 | } |
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94 | |
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95 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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96 | |
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97 | DetectorConstruction::~DetectorConstruction() |
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98 | { |
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99 | delete detectorMessenger; |
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100 | delete vertexDetectorCuts; |
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101 | delete muonDetectorCuts; |
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102 | } |
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103 | |
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104 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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105 | |
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106 | G4VPhysicalVolume* DetectorConstruction::Construct() |
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107 | { |
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108 | return ConstructVolumes(); |
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109 | } |
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110 | |
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111 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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112 | |
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113 | void DetectorConstruction::DefineMaterials() |
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114 | { |
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115 | // Default materials |
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116 | |
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117 | G4NistManager* man = G4NistManager::Instance(); |
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118 | // man->SetVerbose(1); |
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119 | worldMaterial = man->FindOrBuildMaterial("G4_AIR"); |
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120 | absMaterial = man->FindOrBuildMaterial("G4_Al"); |
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121 | vertMaterial = man->FindOrBuildMaterial("G4_Si"); |
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122 | yorkMaterial = man->FindOrBuildMaterial("G4_Fe"); |
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123 | calMaterial = man->FindOrBuildMaterial("G4_CESIUM_IODIDE"); |
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124 | } |
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125 | |
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126 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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127 | |
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128 | G4VPhysicalVolume* DetectorConstruction::ConstructVolumes() |
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129 | { |
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130 | // Cleanup old geometry |
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131 | |
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132 | G4GeometryManager::GetInstance()->OpenGeometry(); |
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133 | |
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134 | if(G4NistManager::Instance()->GetVerbose() > 0) |
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135 | G4cout << *(G4Material::GetMaterialTable()) << G4endl; |
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136 | |
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137 | if(vertexRegion) { |
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138 | delete vertexRegion; |
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139 | delete muonRegion; |
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140 | } |
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141 | vertexRegion = new G4Region("VertexDetector"); |
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142 | vertexRegion->SetProductionCuts(vertexDetectorCuts); |
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143 | |
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144 | muonRegion = new G4Region("MuonDetector"); |
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145 | muonRegion->SetProductionCuts(muonDetectorCuts); |
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146 | |
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147 | G4SolidStore::GetInstance()->Clean(); |
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148 | G4LogicalVolumeStore::GetInstance()->Clean(); |
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149 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
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150 | |
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151 | if(vertexLength < padLength*5.0) vertexLength = padLength*5.0; |
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152 | G4double gap = 0.01*mm; |
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153 | G4double biggap = 2.*cm; |
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154 | G4double york = 10.*cm; |
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155 | |
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156 | worldZ = 2.*vertexLength + 3.*absLength + 0.5*(ecalLength + york) + biggap*2.; |
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157 | |
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158 | G4double worldX = ecalWidth*3.0; |
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159 | G4double vertexZ= -worldZ + vertexLength*2.0 + absLength + biggap; |
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160 | G4double absZ2 = -worldZ + vertexLength*4.0 + absLength*3.5 + biggap; |
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161 | G4double ecalZ = -worldZ + vertexLength*4.0 + absLength*4.0 + ecalLength*0.5 |
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162 | + 2.*biggap; |
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163 | G4double yorkZ = -worldZ + vertexLength*4.0 + absLength*5.0 + ecalLength |
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164 | + york*0.5 + 3.*biggap; |
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165 | |
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166 | // |
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167 | // World |
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168 | // |
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169 | G4Box* solidW = new G4Box("World",worldX,worldX,worldZ); |
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170 | logicWorld = new G4LogicalVolume( solidW,worldMaterial,"World"); |
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171 | G4VPhysicalVolume* world = new G4PVPlacement(0,G4ThreeVector(), |
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172 | "World",logicWorld,0,false,0); |
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173 | |
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174 | // |
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175 | // Ecal |
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176 | // |
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177 | G4Box* solidE = new G4Box("VolE",worldX,worldX,ecalLength*0.5 + gap); |
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178 | logicECal = new G4LogicalVolume( solidE,worldMaterial,"VolE"); |
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179 | G4VPhysicalVolume* physE = new G4PVPlacement(0,G4ThreeVector(0.,0.,ecalZ), |
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180 | "VolE",logicECal,world,false,0); |
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181 | |
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182 | G4Box* solidC = new G4Box("Ecal",ecalWidth*0.5,ecalWidth*0.5,ecalLength*0.5); |
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183 | logicCal = new G4LogicalVolume( solidC,calMaterial,"Ecal"); |
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184 | |
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185 | G4cout << "Ecal is " << G4BestUnit(ecalLength,"Length") |
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186 | << " of " << calMaterial->GetName() << G4endl; |
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187 | |
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188 | // Crystals |
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189 | |
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190 | G4double x0 = -(ecalWidth + gap)*2.0; |
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191 | G4double y = x0; |
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192 | G4double x; |
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193 | G4int k = 0; |
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194 | G4VPhysicalVolume* pv; |
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195 | G4int i,j; |
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196 | |
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197 | for (i=0; i<5; i++) { |
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198 | x = x0; |
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199 | for (j=0; j<5; j++) { |
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200 | |
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201 | pv = new G4PVPlacement(0,G4ThreeVector(x,y,0.),"Ecal",logicCal, |
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202 | physE,false,k); |
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203 | k++; |
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204 | x += ecalWidth + gap; |
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205 | } |
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206 | y += ecalWidth + gap; |
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207 | } |
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208 | |
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209 | //Absorber |
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210 | |
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211 | G4Box* solidA = new G4Box("Abso",worldX,worldX,absLength*0.5); |
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212 | logicA2 = new G4LogicalVolume( solidA,absMaterial,"Abs2"); |
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213 | pv = new G4PVPlacement(0,G4ThreeVector(0.,0.,absZ2), |
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214 | "Abs2",logicA2,world,false,0); |
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215 | |
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216 | G4cout << "Absorber is " << G4BestUnit(absLength,"Length") |
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217 | << " of " << absMaterial->GetName() << G4endl; |
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218 | |
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219 | //York |
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220 | |
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221 | G4Box* solidYV = new G4Box("VolY",worldX,worldX,york*0.5+absLength); |
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222 | logicYV = new G4LogicalVolume( solidYV,yorkMaterial,"VolY"); |
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223 | G4VPhysicalVolume* physYV = new G4PVPlacement(0,G4ThreeVector(0.,0.,yorkZ), |
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224 | "VolY",logicYV,world,false,0); |
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225 | |
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226 | G4Box* solidY = new G4Box("York",worldX,worldX,york*0.5); |
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227 | logicY = new G4LogicalVolume( solidY,yorkMaterial,"York"); |
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228 | pv = new G4PVPlacement(0,G4ThreeVector(), |
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229 | "York",logicY,physYV,false,0); |
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230 | |
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231 | logicA3 = new G4LogicalVolume( solidA,absMaterial,"Abs3"); |
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232 | logicA4 = new G4LogicalVolume( solidA,absMaterial,"Abs4"); |
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233 | |
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234 | pv = new G4PVPlacement(0,G4ThreeVector(0.,0.,-(york+absLength)*0.5), |
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235 | "Abs3",logicA3,physYV,false,0); |
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236 | pv = new G4PVPlacement(0,G4ThreeVector(0.,0.,(york+absLength)*0.5), |
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237 | "Abs4",logicA4,physYV,false,0); |
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238 | |
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239 | //Vertex volume |
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240 | G4Box* solidVV = new G4Box("VolV",worldX,worldX,vertexLength*2.+absLength+gap); |
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241 | logicVV = new G4LogicalVolume( solidVV,worldMaterial,"VolV"); |
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242 | G4VPhysicalVolume* physVV = new G4PVPlacement(0,G4ThreeVector(0.,0.,vertexZ), |
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243 | "VolV",logicVV,world,false,0); |
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244 | |
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245 | //Absorber |
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246 | logicA1 = new G4LogicalVolume( solidA,absMaterial,"Abs1"); |
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247 | pv = new G4PVPlacement(0,G4ThreeVector(0.,0.,vertexLength*2.-absLength*0.5), |
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248 | "Abs1",logicA1,physVV,false,0); |
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249 | |
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250 | //Vertex |
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251 | G4double vertWidth = ecalWidth/5.; |
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252 | G4int npads = (G4int)(vertWidth/padWidth); |
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253 | npads = (npads/2)*2 + 1; |
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254 | x0 = -0.5*padWidth*((G4double)(npads-1)); |
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255 | G4double x1 = std::fabs(x0) + 0.5*padWidth + gap; |
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256 | G4double z = -(vertexLength+absLength); |
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257 | |
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258 | G4Box* solidVD = new G4Box("VertDet",x1,ecalWidth*0.5+gap,padLength*0.5); |
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259 | logicVD = new G4LogicalVolume( solidVD,vertMaterial,"VertDet"); |
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260 | logicVD->SetSolid(solidVD); |
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261 | |
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262 | G4Box* solidV = new G4Box("Vert",padWidth*0.5,ecalWidth*0.5,padLength*0.5); |
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263 | logicV = new G4LogicalVolume( solidV,vertMaterial,"Vert"); |
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264 | |
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265 | for (i=0; i<3; i++) { |
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266 | pv = new G4PVPlacement(0,G4ThreeVector(0.,0.,z),"VertDet",logicVD, |
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267 | physVV,false,i); |
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268 | z += vertexLength; |
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269 | } |
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270 | x = x0; |
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271 | |
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272 | for (j=0; j<npads; j++) { |
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273 | |
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274 | pv = new G4PVPlacement(0,G4ThreeVector(x,0.,0.),logicV,"Vert",logicVD, |
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275 | false,k); |
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276 | x += padWidth; |
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277 | } |
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278 | |
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279 | G4cout << "Vertex is " << G4BestUnit(vertexLength,"Length") |
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280 | << " of 3 layers of Si of " << G4BestUnit(padLength,"Length") |
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281 | << " npads= " << npads |
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282 | << G4endl; |
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283 | |
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284 | // Define region for the vertex detector |
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285 | vertexRegion->AddRootLogicalVolume(logicVV); |
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286 | vertexRegion->AddRootLogicalVolume(logicA3); |
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287 | |
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288 | // Define region for the muon detector |
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289 | muonRegion->AddRootLogicalVolume(logicYV); |
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290 | |
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291 | // color regions |
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292 | logicVV-> SetVisAttributes(G4VisAttributes::Invisible); |
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293 | logicV-> SetVisAttributes(G4VisAttributes::Invisible); |
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294 | logicECal-> SetVisAttributes(G4VisAttributes::Invisible); |
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295 | logicYV-> SetVisAttributes(G4VisAttributes::Invisible); |
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296 | |
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297 | G4VisAttributes* regWcolor = new G4VisAttributes(G4Colour(0.3, 0.3, 0.3)); |
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298 | logicWorld->SetVisAttributes(regWcolor); |
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299 | |
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300 | G4VisAttributes* regVcolor = new G4VisAttributes(G4Colour(0., 0.3, 0.7)); |
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301 | logicVD->SetVisAttributes(regVcolor); |
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302 | |
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303 | G4VisAttributes* regCcolor = new G4VisAttributes(G4Colour(0., 0.7, 0.3)); |
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304 | logicCal->SetVisAttributes(regCcolor); |
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305 | |
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306 | G4VisAttributes* regAcolor = new G4VisAttributes(G4Colour(1., 0.5, 0.5)); |
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307 | logicA1->SetVisAttributes(regAcolor); |
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308 | logicA2->SetVisAttributes(regAcolor); |
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309 | logicA3->SetVisAttributes(regAcolor); |
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310 | logicA4->SetVisAttributes(regAcolor); |
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311 | |
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312 | G4VisAttributes* regMcolor = new G4VisAttributes(G4Colour(1., 1., 0.)); |
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313 | logicY->SetVisAttributes(regMcolor); |
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314 | |
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315 | // always return world |
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316 | G4cout << "### New geometry is constructed" << G4endl; |
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317 | |
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318 | return world; |
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319 | } |
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320 | |
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321 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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322 | |
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323 | void DetectorConstruction::SetEcalMaterial(const G4String& mat) |
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324 | { |
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325 | // search the material by its name |
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326 | G4Material* pttoMaterial = |
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327 | G4NistManager::Instance()->FindOrBuildMaterial(mat, false); |
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328 | if (pttoMaterial) { |
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329 | calMaterial = pttoMaterial; |
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330 | if(logicCal) { |
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331 | logicCal->SetMaterial(calMaterial); |
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332 | G4RunManager::GetRunManager()->PhysicsHasBeenModified(); |
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333 | } |
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334 | } |
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335 | } |
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336 | |
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337 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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338 | |
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339 | void DetectorConstruction::SetAbsMaterial(const G4String& mat) |
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340 | { |
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341 | // search the material by its name |
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342 | G4Material* pttoMaterial = |
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343 | G4NistManager::Instance()->FindOrBuildMaterial(mat, false); |
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344 | if (pttoMaterial) { |
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345 | absMaterial = pttoMaterial; |
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346 | if(logicA1) { |
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347 | logicA1->SetMaterial(absMaterial); |
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348 | logicA2->SetMaterial(absMaterial); |
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349 | logicA3->SetMaterial(absMaterial); |
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350 | logicA4->SetMaterial(absMaterial); |
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351 | G4RunManager::GetRunManager()->PhysicsHasBeenModified(); |
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352 | } |
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353 | } |
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354 | } |
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355 | |
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356 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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357 | |
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358 | void DetectorConstruction::UpdateGeometry() |
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359 | { |
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360 | G4RunManager::GetRunManager()->PhysicsHasBeenModified(); |
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361 | G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes()); |
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362 | } |
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363 | |
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364 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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365 | |
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366 | void DetectorConstruction::SetEcalLength (G4double val) |
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367 | { |
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368 | if(val > 0.0) { |
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369 | ecalLength = val; |
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370 | G4RunManager::GetRunManager()->GeometryHasBeenModified(); |
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371 | } |
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372 | } |
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373 | |
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374 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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375 | |
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376 | void DetectorConstruction::SetEcalWidth (G4double val) |
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377 | { |
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378 | if(val > 0.0) { |
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379 | ecalWidth = val; |
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380 | G4RunManager::GetRunManager()->GeometryHasBeenModified(); |
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381 | } |
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382 | } |
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383 | |
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384 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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385 | |
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386 | void DetectorConstruction::SetVertexLength (G4double val) |
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387 | { |
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388 | if(val > 0.0) { |
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389 | vertexLength = val; |
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390 | G4RunManager::GetRunManager()->GeometryHasBeenModified(); |
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391 | } |
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392 | } |
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393 | |
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394 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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395 | |
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396 | void DetectorConstruction::SetPadLength (G4double val) |
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397 | { |
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398 | if(val > 0.0) { |
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399 | padLength = val; |
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400 | G4RunManager::GetRunManager()->GeometryHasBeenModified(); |
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401 | } |
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402 | } |
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403 | |
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404 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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405 | |
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406 | void DetectorConstruction::SetPadWidth (G4double val) |
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407 | { |
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408 | if(val > 0.0) { |
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409 | padWidth = val; |
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410 | G4RunManager::GetRunManager()->GeometryHasBeenModified(); |
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411 | } |
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412 | } |
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413 | |
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414 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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415 | |
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416 | void DetectorConstruction::SetAbsLength(G4double val) |
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417 | { |
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418 | if(val > 0.0) { |
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419 | absLength = val; |
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420 | G4RunManager::GetRunManager()->GeometryHasBeenModified(); |
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421 | } |
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422 | } |
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423 | |
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424 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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