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: G4ReflectedSolid.cc,v 1.11 2006/11/08 09:56:33 gcosmo Exp $ |
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28 | // |
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29 | // GEANT4 tag $Name: HEAD $ |
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30 | // |
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31 | // Implementation for G4ReflectedSolid class for boolean |
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32 | // operations between other solids |
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33 | // |
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34 | // Author: Vladimir Grichine, 23.07.01 (Vladimir.Grichine@cern.ch) |
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35 | // |
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36 | // -------------------------------------------------------------------- |
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37 | |
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38 | #include "G4ReflectedSolid.hh" |
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39 | |
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40 | #include <sstream> |
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41 | |
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42 | #include "G4Point3D.hh" |
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43 | #include "G4Normal3D.hh" |
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44 | |
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45 | #include "G4VoxelLimits.hh" |
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46 | |
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47 | #include "G4VPVParameterisation.hh" |
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48 | |
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49 | #include "G4VGraphicsScene.hh" |
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50 | #include "G4Polyhedron.hh" |
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51 | #include "G4NURBS.hh" |
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52 | // #include "G4NURBSbox.hh" |
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53 | |
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54 | |
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55 | ///////////////////////////////////////////////////////////////// |
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56 | // |
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57 | // Constructor using HepTransform3D, in fact HepReflect3D |
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58 | |
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59 | G4ReflectedSolid::G4ReflectedSolid( const G4String& pName, |
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60 | G4VSolid* pSolid , |
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61 | const G4Transform3D& transform ) |
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62 | : G4VSolid(pName), fpPolyhedron(0) |
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63 | { |
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64 | fPtrSolid = pSolid ; |
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65 | G4RotationMatrix rotMatrix ; |
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66 | |
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67 | fDirectTransform = |
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68 | new G4AffineTransform(rotMatrix, transform.getTranslation()) ; |
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69 | fPtrTransform = |
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70 | new G4AffineTransform(rotMatrix, transform.getTranslation()) ; |
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71 | fPtrTransform->Invert() ; |
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72 | |
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73 | fDirectTransform3D = new G4Transform3D(transform) ; |
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74 | fPtrTransform3D = new G4Transform3D(transform.inverse()) ; |
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75 | } |
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76 | |
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77 | /////////////////////////////////////////////////////////////////// |
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78 | // |
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79 | |
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80 | G4ReflectedSolid::~G4ReflectedSolid() |
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81 | { |
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82 | if(fPtrTransform) |
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83 | { |
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84 | delete fPtrTransform; fPtrTransform=0; |
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85 | delete fDirectTransform; fDirectTransform=0; |
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86 | } |
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87 | if(fPtrTransform3D) |
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88 | { |
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89 | delete fPtrTransform3D; fPtrTransform3D=0; |
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90 | delete fDirectTransform3D; fDirectTransform3D=0; |
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91 | } |
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92 | delete fpPolyhedron; |
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93 | } |
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94 | |
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95 | G4GeometryType G4ReflectedSolid::GetEntityType() const |
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96 | { |
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97 | return G4String("G4ReflectedSolid"); |
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98 | } |
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99 | |
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100 | const G4ReflectedSolid* G4ReflectedSolid::GetReflectedSolidPtr() const |
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101 | { |
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102 | return this; |
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103 | } |
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104 | |
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105 | G4ReflectedSolid* G4ReflectedSolid::GetReflectedSolidPtr() |
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106 | { |
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107 | return this; |
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108 | } |
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109 | |
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110 | G4VSolid* G4ReflectedSolid::GetConstituentMovedSolid() const |
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111 | { |
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112 | return fPtrSolid; |
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113 | } |
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114 | |
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115 | ///////////////////////////////////////////////////////////////////////////// |
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116 | |
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117 | G4AffineTransform G4ReflectedSolid::GetTransform() const |
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118 | { |
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119 | G4AffineTransform aTransform = *fPtrTransform; |
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120 | return aTransform; |
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121 | } |
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122 | |
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123 | void G4ReflectedSolid::SetTransform(G4AffineTransform& transform) |
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124 | { |
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125 | fPtrTransform = &transform ; |
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126 | fpPolyhedron = 0; |
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127 | } |
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128 | |
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129 | ////////////////////////////////////////////////////////////////////////////// |
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130 | |
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131 | G4AffineTransform G4ReflectedSolid::GetDirectTransform() const |
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132 | { |
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133 | G4AffineTransform aTransform= *fDirectTransform; |
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134 | return aTransform; |
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135 | } |
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136 | |
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137 | void G4ReflectedSolid::SetDirectTransform(G4AffineTransform& transform) |
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138 | { |
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139 | fDirectTransform = &transform ; |
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140 | fpPolyhedron = 0; |
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141 | } |
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142 | |
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143 | ///////////////////////////////////////////////////////////////////////////// |
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144 | |
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145 | G4Transform3D G4ReflectedSolid::GetTransform3D() const |
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146 | { |
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147 | G4Transform3D aTransform = *fPtrTransform3D; |
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148 | return aTransform; |
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149 | } |
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150 | |
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151 | void G4ReflectedSolid::SetTransform3D(G4Transform3D& transform) |
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152 | { |
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153 | fPtrTransform3D = &transform ; |
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154 | fpPolyhedron = 0; |
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155 | } |
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156 | |
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157 | ////////////////////////////////////////////////////////////////////////////// |
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158 | |
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159 | G4Transform3D G4ReflectedSolid::GetDirectTransform3D() const |
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160 | { |
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161 | G4Transform3D aTransform= *fDirectTransform3D; |
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162 | return aTransform; |
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163 | } |
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164 | |
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165 | void G4ReflectedSolid::SetDirectTransform3D(G4Transform3D& transform) |
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166 | { |
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167 | fDirectTransform3D = &transform ; |
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168 | fpPolyhedron = 0; |
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169 | } |
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170 | |
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171 | ///////////////////////////////////////////////////////////////////////////// |
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172 | |
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173 | G4RotationMatrix G4ReflectedSolid::GetFrameRotation() const |
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174 | { |
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175 | G4RotationMatrix InvRotation= fDirectTransform->NetRotation(); |
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176 | return InvRotation; |
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177 | } |
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178 | |
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179 | void G4ReflectedSolid::SetFrameRotation(const G4RotationMatrix& matrix) |
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180 | { |
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181 | fDirectTransform->SetNetRotation(matrix); |
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182 | } |
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183 | |
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184 | ///////////////////////////////////////////////////////////////////////////// |
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185 | |
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186 | G4ThreeVector G4ReflectedSolid::GetFrameTranslation() const |
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187 | { |
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188 | return fPtrTransform->NetTranslation(); |
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189 | } |
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190 | |
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191 | void G4ReflectedSolid::SetFrameTranslation(const G4ThreeVector& vector) |
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192 | { |
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193 | fPtrTransform->SetNetTranslation(vector); |
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194 | } |
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195 | |
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196 | /////////////////////////////////////////////////////////////// |
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197 | |
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198 | G4RotationMatrix G4ReflectedSolid::GetObjectRotation() const |
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199 | { |
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200 | G4RotationMatrix Rotation= fPtrTransform->NetRotation(); |
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201 | return Rotation; |
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202 | } |
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203 | |
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204 | void G4ReflectedSolid::SetObjectRotation(const G4RotationMatrix& matrix) |
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205 | { |
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206 | fPtrTransform->SetNetRotation(matrix); |
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207 | } |
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208 | |
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209 | /////////////////////////////////////////////////////////////////////// |
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210 | |
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211 | G4ThreeVector G4ReflectedSolid::GetObjectTranslation() const |
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212 | { |
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213 | return fDirectTransform->NetTranslation(); |
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214 | } |
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215 | |
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216 | void G4ReflectedSolid::SetObjectTranslation(const G4ThreeVector& vector) |
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217 | { |
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218 | fDirectTransform->SetNetTranslation(vector); |
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219 | } |
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220 | |
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221 | /////////////////////////////////////////////////////////////// |
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222 | // |
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223 | // |
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224 | |
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225 | G4bool |
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226 | G4ReflectedSolid::CalculateExtent( const EAxis pAxis, |
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227 | const G4VoxelLimits& pVoxelLimit, |
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228 | const G4AffineTransform& pTransform, |
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229 | G4double& pMin, |
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230 | G4double& pMax ) const |
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231 | { |
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232 | |
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233 | G4VoxelLimits unLimit; |
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234 | G4AffineTransform unTransform; |
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235 | |
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236 | G4double x1 = -kInfinity, x2 = kInfinity, |
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237 | y1 = -kInfinity, y2 = kInfinity, |
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238 | z1 = -kInfinity, z2 = kInfinity; |
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239 | |
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240 | G4bool existsAfterClip = false ; |
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241 | existsAfterClip = |
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242 | fPtrSolid->CalculateExtent(kXAxis,unLimit,unTransform,x1,x2); |
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243 | existsAfterClip = |
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244 | fPtrSolid->CalculateExtent(kYAxis,unLimit,unTransform,y1,y2); |
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245 | existsAfterClip = |
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246 | fPtrSolid->CalculateExtent(kZAxis,unLimit,unTransform,z1,z2); |
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247 | |
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248 | existsAfterClip = false; |
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249 | pMin = +kInfinity ; |
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250 | pMax = -kInfinity ; |
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251 | |
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252 | G4Transform3D pTransform3D = G4Transform3D(pTransform.NetRotation().inverse(), |
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253 | pTransform.NetTranslation()); |
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254 | |
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255 | G4Transform3D transform3D = pTransform3D*(*fDirectTransform3D); |
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256 | |
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257 | G4Point3D tmpPoint; |
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258 | |
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259 | // Calculate rotated vertex coordinates |
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260 | |
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261 | G4ThreeVectorList* vertices = new G4ThreeVectorList(); |
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262 | vertices->reserve(8); |
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263 | |
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264 | if (vertices) |
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265 | { |
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266 | G4ThreeVector vertex0(x1,y1,z1) ; |
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267 | tmpPoint = transform3D*G4Point3D(vertex0); |
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268 | vertex0 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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269 | vertices->push_back(vertex0); |
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270 | |
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271 | G4ThreeVector vertex1(x2,y1,z1) ; |
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272 | tmpPoint = transform3D*G4Point3D(vertex1); |
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273 | vertex1 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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274 | vertices->push_back(vertex1); |
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275 | |
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276 | G4ThreeVector vertex2(x2,y2,z1) ; |
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277 | tmpPoint = transform3D*G4Point3D(vertex2); |
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278 | vertex2 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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279 | vertices->push_back(vertex2); |
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280 | |
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281 | G4ThreeVector vertex3(x1,y2,z1) ; |
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282 | tmpPoint = transform3D*G4Point3D(vertex3); |
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283 | vertex3 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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284 | vertices->push_back(vertex3); |
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285 | |
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286 | G4ThreeVector vertex4(x1,y1,z2) ; |
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287 | tmpPoint = transform3D*G4Point3D(vertex4); |
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288 | vertex4 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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289 | vertices->push_back(vertex4); |
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290 | |
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291 | G4ThreeVector vertex5(x2,y1,z2) ; |
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292 | tmpPoint = transform3D*G4Point3D(vertex5); |
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293 | vertex5 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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294 | vertices->push_back(vertex5); |
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295 | |
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296 | G4ThreeVector vertex6(x2,y2,z2) ; |
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297 | tmpPoint = transform3D*G4Point3D(vertex6); |
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298 | vertex6 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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299 | vertices->push_back(vertex6); |
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300 | |
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301 | G4ThreeVector vertex7(x1,y2,z2) ; |
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302 | tmpPoint = transform3D*G4Point3D(vertex7); |
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303 | vertex7 = G4ThreeVector(tmpPoint.x(),tmpPoint.y(),tmpPoint.z()); |
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304 | vertices->push_back(vertex7); |
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305 | } |
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306 | else |
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307 | { |
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308 | DumpInfo(); |
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309 | G4Exception("G4ReflectedSolid::CalculateExtent()", |
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310 | "FatalError", FatalException, |
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311 | "Error in allocation of vertices. Out of memory !"); |
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312 | } |
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313 | |
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314 | ClipCrossSection(vertices,0,pVoxelLimit,pAxis,pMin,pMax) ; |
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315 | ClipCrossSection(vertices,4,pVoxelLimit,pAxis,pMin,pMax) ; |
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316 | ClipBetweenSections(vertices,0,pVoxelLimit,pAxis,pMin,pMax) ; |
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317 | |
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318 | if (pVoxelLimit.IsLimited(pAxis) == false) |
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319 | { |
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320 | if ( pMin != kInfinity || pMax != -kInfinity ) |
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321 | { |
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322 | existsAfterClip = true ; |
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323 | |
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324 | // Add 2*tolerance to avoid precision troubles |
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325 | |
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326 | pMin -= kCarTolerance; |
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327 | pMax += kCarTolerance; |
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328 | } |
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329 | } |
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330 | else |
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331 | { |
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332 | G4ThreeVector clipCentre( |
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333 | ( pVoxelLimit.GetMinXExtent()+pVoxelLimit.GetMaxXExtent())*0.5, |
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334 | ( pVoxelLimit.GetMinYExtent()+pVoxelLimit.GetMaxYExtent())*0.5, |
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335 | ( pVoxelLimit.GetMinZExtent()+pVoxelLimit.GetMaxZExtent())*0.5); |
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336 | |
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337 | if ( pMin != kInfinity || pMax != -kInfinity ) |
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338 | { |
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339 | existsAfterClip = true ; |
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340 | |
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341 | |
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342 | // Check to see if endpoints are in the solid |
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343 | |
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344 | clipCentre(pAxis) = pVoxelLimit.GetMinExtent(pAxis); |
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345 | |
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346 | if (Inside(transform3D.inverse()*G4Point3D(clipCentre)) != kOutside) |
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347 | { |
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348 | pMin = pVoxelLimit.GetMinExtent(pAxis); |
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349 | } |
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350 | else |
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351 | { |
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352 | pMin -= kCarTolerance; |
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353 | } |
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354 | clipCentre(pAxis) = pVoxelLimit.GetMaxExtent(pAxis); |
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355 | |
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356 | if (Inside(transform3D.inverse()*G4Point3D(clipCentre)) != kOutside) |
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357 | { |
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358 | pMax = pVoxelLimit.GetMaxExtent(pAxis); |
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359 | } |
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360 | else |
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361 | { |
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362 | pMax += kCarTolerance; |
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363 | } |
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364 | } |
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365 | // Check for case where completely enveloping clipping volume |
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366 | // If point inside then we are confident that the solid completely |
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367 | // envelopes the clipping volume. Hence set min/max extents according |
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368 | // to clipping volume extents along the specified axis. |
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369 | |
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370 | else if (Inside(transform3D.inverse()*G4Point3D(clipCentre)) != kOutside) |
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371 | { |
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372 | existsAfterClip = true ; |
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373 | pMin = pVoxelLimit.GetMinExtent(pAxis) ; |
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374 | pMax = pVoxelLimit.GetMaxExtent(pAxis) ; |
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375 | } |
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376 | } |
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377 | delete vertices; |
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378 | return existsAfterClip; |
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379 | } |
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380 | |
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381 | ///////////////////////////////////////////////////// |
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382 | // |
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383 | // |
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384 | |
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385 | EInside G4ReflectedSolid::Inside(const G4ThreeVector& p) const |
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386 | { |
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387 | |
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388 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p) ; |
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389 | // G4Point3D newPoint = (*fPtrTransform3D)*G4Point3D(p) ; |
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390 | |
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391 | return fPtrSolid->Inside(G4ThreeVector(newPoint.x(), |
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392 | newPoint.y(), |
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393 | newPoint.z())) ; |
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394 | } |
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395 | |
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396 | ////////////////////////////////////////////////////////////// |
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397 | // |
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398 | // |
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399 | |
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400 | G4ThreeVector |
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401 | G4ReflectedSolid::SurfaceNormal( const G4ThreeVector& p ) const |
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402 | { |
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403 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p) ; |
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404 | G4ThreeVector normal = |
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405 | fPtrSolid->SurfaceNormal(G4ThreeVector(newPoint.x(), |
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406 | newPoint.y(), |
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407 | newPoint.z() ) ) ; |
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408 | G4Point3D newN = (*fDirectTransform3D)*G4Point3D(normal) ; |
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409 | newN.unit() ; |
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410 | |
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411 | return G4ThreeVector(newN.x(),newN.y(),newN.z()) ; |
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412 | } |
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413 | |
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414 | ///////////////////////////////////////////////////////////// |
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415 | // |
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416 | // The same algorithm as in DistanceToIn(p) |
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417 | |
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418 | G4double |
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419 | G4ReflectedSolid::DistanceToIn( const G4ThreeVector& p, |
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420 | const G4ThreeVector& v ) const |
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421 | { |
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422 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p) ; |
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423 | G4Point3D newDirection = (*fDirectTransform3D)*G4Point3D(v) ; |
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424 | newDirection.unit() ; |
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425 | return fPtrSolid->DistanceToIn( |
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426 | G4ThreeVector(newPoint.x(),newPoint.y(),newPoint.z()), |
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427 | G4ThreeVector(newDirection.x(),newDirection.y(),newDirection.z())) ; |
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428 | } |
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429 | |
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430 | //////////////////////////////////////////////////////// |
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431 | // |
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432 | // Approximate nearest distance from the point p to the intersection of |
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433 | // two solids |
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434 | |
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435 | G4double |
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436 | G4ReflectedSolid::DistanceToIn( const G4ThreeVector& p) const |
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437 | { |
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438 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p) ; |
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439 | return fPtrSolid->DistanceToIn( |
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440 | G4ThreeVector(newPoint.x(),newPoint.y(),newPoint.z())) ; |
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441 | } |
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442 | |
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443 | ////////////////////////////////////////////////////////// |
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444 | // |
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445 | // The same algorithm as DistanceToOut(p) |
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446 | |
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447 | G4double |
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448 | G4ReflectedSolid::DistanceToOut( const G4ThreeVector& p, |
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449 | const G4ThreeVector& v, |
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450 | const G4bool calcNorm, |
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451 | G4bool *validNorm, |
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452 | G4ThreeVector *n ) const |
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453 | { |
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454 | G4ThreeVector solNorm ; |
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455 | |
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456 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p) ; |
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457 | G4Point3D newDirection = (*fDirectTransform3D)*G4Point3D(v); |
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458 | newDirection.unit() ; |
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459 | |
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460 | G4double dist = |
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461 | fPtrSolid->DistanceToOut( |
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462 | G4ThreeVector(newPoint.x(),newPoint.y(),newPoint.z()), |
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463 | G4ThreeVector(newDirection.x(),newDirection.y(),newDirection.z()), |
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464 | calcNorm, validNorm, &solNorm) ; |
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465 | if(calcNorm) |
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466 | { |
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467 | G4Point3D newN = (*fDirectTransform3D)*G4Point3D(solNorm); |
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468 | newN.unit() ; |
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469 | *n = G4ThreeVector(newN.x(),newN.y(),newN.z()); |
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470 | } |
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471 | return dist ; |
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472 | } |
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473 | |
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474 | ////////////////////////////////////////////////////////////// |
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475 | // |
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476 | // Inverted algorithm of DistanceToIn(p) |
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477 | |
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478 | G4double |
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479 | G4ReflectedSolid::DistanceToOut( const G4ThreeVector& p ) const |
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480 | { |
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481 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p); |
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482 | return fPtrSolid->DistanceToOut( |
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483 | G4ThreeVector(newPoint.x(),newPoint.y(),newPoint.z())); |
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484 | } |
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485 | |
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486 | ////////////////////////////////////////////////////////////// |
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487 | // |
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488 | // |
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489 | |
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490 | void |
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491 | G4ReflectedSolid::ComputeDimensions( G4VPVParameterisation*, |
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492 | const G4int, |
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493 | const G4VPhysicalVolume* ) |
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494 | { |
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495 | DumpInfo(); |
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496 | G4Exception("G4BooleanSolid::ComputeDimensions()", |
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497 | "NotApplicable", FatalException, |
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498 | "Method not applicable in this context!"); |
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499 | } |
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500 | |
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501 | ////////////////////////////////////////////////////////////// |
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502 | // |
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503 | // Return a point (G4ThreeVector) randomly and uniformly selected |
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504 | // on the solid surface |
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505 | |
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506 | G4ThreeVector G4ReflectedSolid::GetPointOnSurface() const |
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507 | { |
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508 | G4ThreeVector p = fPtrSolid->GetPointOnSurface(); |
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509 | G4Point3D newPoint = (*fDirectTransform3D)*G4Point3D(p); |
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510 | |
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511 | return G4ThreeVector(newPoint.x(),newPoint.y(),newPoint.z()); |
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512 | } |
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513 | |
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514 | ////////////////////////////////////////////////////////////////////////// |
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515 | // |
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516 | // Stream object contents to an output stream |
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517 | |
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518 | std::ostream& G4ReflectedSolid::StreamInfo(std::ostream& os) const |
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519 | { |
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520 | os << "-----------------------------------------------------------\n" |
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521 | << " *** Dump for Reflected solid - " << GetName() << " ***\n" |
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522 | << " ===================================================\n" |
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523 | << " Solid type: " << GetEntityType() << "\n" |
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524 | << " Parameters of constituent solid: \n" |
---|
525 | << "===========================================================\n"; |
---|
526 | fPtrSolid->StreamInfo(os); |
---|
527 | os << "===========================================================\n" |
---|
528 | << " Transformations: \n" |
---|
529 | << " Direct transformation - translation : \n" |
---|
530 | << " " << fDirectTransform->NetTranslation() << "\n" |
---|
531 | << " - rotation : \n" |
---|
532 | << " "; |
---|
533 | fDirectTransform->NetRotation().print(os); |
---|
534 | os << "\n" |
---|
535 | << "===========================================================\n"; |
---|
536 | |
---|
537 | return os; |
---|
538 | } |
---|
539 | |
---|
540 | ///////////////////////////////////////////////// |
---|
541 | // |
---|
542 | // |
---|
543 | |
---|
544 | void |
---|
545 | G4ReflectedSolid::DescribeYourselfTo ( G4VGraphicsScene& scene ) const |
---|
546 | { |
---|
547 | scene.AddSolid (*this); |
---|
548 | } |
---|
549 | |
---|
550 | //////////////////////////////////////////////////// |
---|
551 | // |
---|
552 | // |
---|
553 | |
---|
554 | G4Polyhedron* |
---|
555 | G4ReflectedSolid::CreatePolyhedron () const |
---|
556 | { |
---|
557 | G4Polyhedron* polyhedron = fPtrSolid->CreatePolyhedron(); |
---|
558 | if (polyhedron) |
---|
559 | { |
---|
560 | polyhedron->Transform(*fDirectTransform3D); |
---|
561 | return polyhedron; |
---|
562 | } |
---|
563 | else |
---|
564 | { |
---|
565 | std::ostringstream oss; |
---|
566 | oss << "Solid - " << GetName() |
---|
567 | << " - original solid has no" << G4endl |
---|
568 | << " corresponding polyhedron. Returning NULL!"; |
---|
569 | G4Exception("G4ReflectedSolid::CreatePolyhedron()", "InvalidSetup", |
---|
570 | JustWarning, oss.str().c_str()); |
---|
571 | return 0; |
---|
572 | } |
---|
573 | } |
---|
574 | |
---|
575 | ///////////////////////////////////////////////////////// |
---|
576 | // |
---|
577 | // |
---|
578 | |
---|
579 | G4NURBS* |
---|
580 | G4ReflectedSolid::CreateNURBS () const |
---|
581 | { |
---|
582 | // Take into account local transformation - see CreatePolyhedron. |
---|
583 | // return fPtrSolid->CreateNURBS() ; |
---|
584 | return 0; |
---|
585 | } |
---|
586 | |
---|
587 | ///////////////////////////////////////////////////////// |
---|
588 | // |
---|
589 | // |
---|
590 | |
---|
591 | G4Polyhedron* |
---|
592 | G4ReflectedSolid::GetPolyhedron () const |
---|
593 | { |
---|
594 | if (!fpPolyhedron || |
---|
595 | fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() != |
---|
596 | fpPolyhedron->GetNumberOfRotationSteps()) |
---|
597 | { |
---|
598 | delete fpPolyhedron; |
---|
599 | fpPolyhedron = CreatePolyhedron (); |
---|
600 | } |
---|
601 | return fpPolyhedron; |
---|
602 | } |
---|