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 | // Code developed by: S.Guatelli |
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28 | // |
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29 | // ************************************ |
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30 | // * * |
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31 | // * BrachyPhantomROGeometry.cc * |
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32 | // * * |
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33 | // ************************************ |
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34 | // |
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35 | // $Id: BrachyPhantomROGeometry.cc,v 1.3 2006/06/29 17:33:25 gunter Exp $ |
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36 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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37 | // |
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38 | #include "BrachyPhantomROGeometry.hh" |
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39 | #include "BrachyDummySD.hh" |
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40 | |
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41 | #include "G4LogicalVolume.hh" |
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42 | #include "G4VPhysicalVolume.hh" |
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43 | #include "G4PVPlacement.hh" |
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44 | #include "G4PVReplica.hh" |
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45 | #include "G4SDManager.hh" |
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46 | #include "G4Box.hh" |
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47 | #include "G4Tubs.hh" |
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48 | #include "G4SubtractionSolid.hh" |
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49 | #include "G4ThreeVector.hh" |
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50 | #include "G4Material.hh" |
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51 | |
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52 | BrachyPhantomROGeometry::BrachyPhantomROGeometry(G4String aString, |
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53 | G4double phantomDimX, |
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54 | G4double phantomDimZ, |
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55 | G4int numberOfVoxelsX, |
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56 | G4int numberOfVoxelsZ): |
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57 | G4VReadOutGeometry(aString), |
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58 | phantomDimensionX(phantomDimX), |
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59 | phantomDimensionZ(phantomDimZ), |
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60 | numberOfVoxelsAlongX(numberOfVoxelsX), |
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61 | numberOfVoxelsAlongZ(numberOfVoxelsZ) |
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62 | { |
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63 | } |
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64 | |
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65 | BrachyPhantomROGeometry::~BrachyPhantomROGeometry() |
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66 | { |
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67 | } |
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68 | |
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69 | G4VPhysicalVolume* BrachyPhantomROGeometry::Build() |
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70 | { |
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71 | |
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72 | // A dummy material is used to fill the volumes of the readout geometry. |
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73 | // (It will be allowed to set a NULL pointer in volumes of such virtual |
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74 | // division in future, since this material is irrelevant for tracking.) |
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75 | |
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76 | G4Material* dummyMat = new G4Material(name="dummyMat", 1., 1.*g/mole, 1.*g/cm3); |
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77 | |
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78 | G4double worldDimensionX = 4.0*m; |
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79 | G4double worldDimensionY = 4.0*m; |
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80 | G4double worldDimensionZ = 4.0*m; |
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81 | |
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82 | G4double halfPhantomDimensionX = phantomDimensionX; |
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83 | G4double halfPhantomDimensionZ = phantomDimensionZ; |
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84 | G4double halfPhantomDimensionY = phantomDimensionX; |
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85 | |
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86 | // variables for x division ... |
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87 | G4double halfXVoxelDimensionX = halfPhantomDimensionX/numberOfVoxelsAlongX; |
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88 | G4double halfXVoxelDimensionZ = halfPhantomDimensionZ; |
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89 | G4double voxelXThickness = 2*halfXVoxelDimensionX; |
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90 | |
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91 | // world volume of ROGeometry ... |
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92 | G4Box *ROWorld = new G4Box("ROWorld", |
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93 | worldDimensionX, |
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94 | worldDimensionY, |
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95 | worldDimensionZ); |
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96 | |
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97 | G4LogicalVolume *ROWorldLog = new G4LogicalVolume(ROWorld, |
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98 | dummyMat, |
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99 | "ROWorldLog", |
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100 | 0,0,0); |
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101 | |
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102 | G4VPhysicalVolume *ROWorldPhys = new G4PVPlacement(0, |
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103 | G4ThreeVector(), |
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104 | "ROWorldPhys", |
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105 | ROWorldLog, |
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106 | 0,false,0); |
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107 | |
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108 | // phantom ROGeometry ... |
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109 | G4Box *ROPhantom = new G4Box("ROPhantom", |
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110 | halfPhantomDimensionX, |
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111 | halfPhantomDimensionY, |
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112 | halfPhantomDimensionZ); |
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113 | |
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114 | G4LogicalVolume *ROPhantomLog = new G4LogicalVolume(ROPhantom, |
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115 | dummyMat, |
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116 | "ROPhantomLog", |
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117 | 0,0,0); |
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118 | |
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119 | G4VPhysicalVolume *ROPhantomPhys = new G4PVPlacement(0, |
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120 | G4ThreeVector(), |
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121 | "PhantomPhys", |
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122 | ROPhantomLog, |
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123 | ROWorldPhys, |
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124 | false,0); |
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125 | |
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126 | // ROGeomtry: Voxel division |
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127 | |
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128 | // X division first... |
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129 | G4Box *ROPhantomXDivision = new G4Box("ROPhantomXDivision", |
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130 | halfXVoxelDimensionX, |
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131 | halfXVoxelDimensionZ, |
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132 | halfXVoxelDimensionZ); |
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133 | |
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134 | G4LogicalVolume *ROPhantomXDivisionLog = new G4LogicalVolume(ROPhantomXDivision, |
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135 | dummyMat, |
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136 | "ROPhantomXDivisionLog", |
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137 | 0,0,0); |
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138 | |
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139 | G4VPhysicalVolume *ROPhantomXDivisionPhys = new G4PVReplica("ROPhantomXDivisionPhys", |
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140 | ROPhantomXDivisionLog, |
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141 | ROPhantomPhys, |
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142 | kXAxis, |
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143 | numberOfVoxelsAlongX, |
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144 | voxelXThickness); |
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145 | // ...then Z division |
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146 | |
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147 | G4Box *ROPhantomZDivision = new G4Box("ROPhantomZDivision", |
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148 | halfXVoxelDimensionX, |
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149 | halfXVoxelDimensionZ, |
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150 | halfXVoxelDimensionX); |
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151 | |
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152 | G4LogicalVolume *ROPhantomZDivisionLog = new G4LogicalVolume(ROPhantomZDivision, |
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153 | dummyMat, |
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154 | "ROPhantomZDivisionLog", |
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155 | 0,0,0); |
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156 | |
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157 | G4VPhysicalVolume *ROPhantomZDivisionPhys = new G4PVReplica("ROPhantomZDivisionPhys", |
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158 | ROPhantomZDivisionLog, |
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159 | ROPhantomXDivisionPhys, |
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160 | kZAxis, |
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161 | numberOfVoxelsAlongZ, |
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162 | voxelXThickness); |
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163 | // ...then Y division |
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164 | |
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165 | G4Box *ROPhantomYDivision = new G4Box("ROPhantomYDivision", |
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166 | halfXVoxelDimensionX, |
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167 | halfXVoxelDimensionX, |
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168 | halfXVoxelDimensionX); |
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169 | |
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170 | G4LogicalVolume *ROPhantomYDivisionLog = new G4LogicalVolume(ROPhantomYDivision, |
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171 | dummyMat, |
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172 | "ROPhantomYDivisionLog", |
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173 | 0,0,0); |
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174 | |
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175 | ROPhantomYDivisionPhys = new G4PVReplica("ROPhantomYDivisionPhys", |
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176 | ROPhantomYDivisionLog, |
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177 | ROPhantomZDivisionPhys, |
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178 | kYAxis, |
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179 | numberOfVoxelsAlongZ, |
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180 | voxelXThickness); |
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181 | BrachyDummySD *dummySD = new BrachyDummySD; |
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182 | ROPhantomYDivisionLog -> SetSensitiveDetector(dummySD); |
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183 | |
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184 | return ROWorldPhys; |
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185 | } |
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186 | |
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187 | |
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188 | |
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