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 | // $Id: G4AdjointCrossSurfChecker.cc,v 1.2 2009/11/18 18:04:11 gcosmo Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03 $ |
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28 | // |
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29 | ///////////////////////////////////////////////////////////////////////////// |
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30 | // Class Name: G4AdjointCrossSurfChecker |
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31 | // Author: L. Desorgher |
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32 | // Organisation: SpaceIT GmbH |
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33 | // Contract: ESA contract 21435/08/NL/AT |
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34 | // Customer: ESA/ESTEC |
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35 | ///////////////////////////////////////////////////////////////////////////// |
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36 | |
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37 | #include"G4AdjointCrossSurfChecker.hh" |
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38 | #include"G4Step.hh" |
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39 | #include"G4StepPoint.hh" |
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40 | #include"G4PhysicalVolumeStore.hh" |
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41 | #include"G4VSolid.hh" |
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42 | #include"G4AffineTransform.hh" |
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43 | |
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44 | ////////////////////////////////////////////////////////////////////////////// |
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45 | // |
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46 | G4AdjointCrossSurfChecker* G4AdjointCrossSurfChecker::instance = 0; |
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47 | |
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48 | ////////////////////////////////////////////////////////////////////////////// |
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49 | // |
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50 | G4AdjointCrossSurfChecker::G4AdjointCrossSurfChecker() |
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51 | {; |
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52 | } |
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53 | /////////////////////////////////////////////////////////////////////////////// |
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54 | // |
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55 | G4AdjointCrossSurfChecker::~G4AdjointCrossSurfChecker() |
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56 | { |
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57 | delete instance; |
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58 | } |
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59 | //////////////////////////////////////////////////////////////////////////////// |
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60 | // |
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61 | G4AdjointCrossSurfChecker* G4AdjointCrossSurfChecker::GetInstance() |
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62 | { |
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63 | if (!instance) instance = new G4AdjointCrossSurfChecker(); |
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64 | return instance; |
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65 | } |
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66 | ///////////////////////////////////////////////////////////////////////////////// |
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67 | // |
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68 | G4bool G4AdjointCrossSurfChecker::CrossingASphere(const G4Step* aStep,G4double sphere_radius, G4ThreeVector sphere_center,G4ThreeVector& crossing_pos, G4double& cos_th , G4bool& GoingIn) |
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69 | { |
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70 | G4ThreeVector pos1= aStep->GetPreStepPoint()->GetPosition() - sphere_center; |
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71 | G4ThreeVector pos2= aStep->GetPostStepPoint()->GetPosition() - sphere_center; |
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72 | G4double r1= pos1.mag(); |
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73 | G4double r2= pos2.mag(); |
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74 | G4bool did_cross =false; |
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75 | |
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76 | if (r1<=sphere_radius && r2>sphere_radius){ |
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77 | did_cross=true; |
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78 | GoingIn=false; |
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79 | } |
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80 | else if (r2<=sphere_radius && r1>sphere_radius){ |
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81 | did_cross=true; |
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82 | GoingIn=true; |
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83 | } |
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84 | |
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85 | if (did_cross) { |
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86 | |
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87 | G4ThreeVector dr=pos2-pos1; |
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88 | G4double r12 = r1*r1; |
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89 | G4double rdr = dr.mag(); |
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90 | G4double a,b,c,d; |
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91 | a = rdr*rdr; |
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92 | b = 2.*pos1.dot(dr); |
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93 | c = r12-sphere_radius*sphere_radius; |
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94 | d=std::sqrt(b*b-4.*a*c); |
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95 | G4double l= (-b+d)/2./a; |
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96 | if (l > 1.) l=(-b-d)/2./a; |
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97 | crossing_pos=pos1+l*dr; |
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98 | cos_th = std::abs(dr.cosTheta(crossing_pos)); |
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99 | |
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100 | |
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101 | } |
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102 | return did_cross; |
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103 | } |
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104 | ///////////////////////////////////////////////////////////////////////////////// |
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105 | // |
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106 | G4bool G4AdjointCrossSurfChecker::GoingInOrOutOfaVolume(const G4Step* aStep,const G4String& volume_name, G4double& , G4bool& GoingIn) //from external surface |
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107 | { |
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108 | G4bool step_at_boundary = (aStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary); |
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109 | G4bool did_cross =false; |
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110 | if (step_at_boundary){ |
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111 | const G4VTouchable* postStepTouchable = aStep->GetPostStepPoint()->GetTouchable(); |
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112 | const G4VTouchable* preStepTouchable = aStep->GetPreStepPoint()->GetTouchable(); |
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113 | if (preStepTouchable && postStepTouchable && postStepTouchable->GetVolume() && preStepTouchable->GetVolume()){ |
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114 | G4String post_vol_name = postStepTouchable->GetVolume()->GetName(); |
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115 | G4String pre_vol_name = preStepTouchable->GetVolume()->GetName(); |
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116 | |
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117 | if (post_vol_name == volume_name ){ |
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118 | GoingIn=true; |
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119 | did_cross=true; |
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120 | } |
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121 | else if (pre_vol_name == volume_name){ |
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122 | GoingIn=false; |
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123 | did_cross=true; |
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124 | |
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125 | } |
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126 | |
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127 | } |
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128 | } |
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129 | return did_cross; |
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130 | //still need to compute the cosine of the direction |
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131 | } |
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132 | ///////////////////////////////////////////////////////////////////////////////// |
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133 | // |
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134 | G4bool G4AdjointCrossSurfChecker::GoingInOrOutOfaVolumeByExtSurface(const G4Step* aStep,const G4String& volume_name, const G4String& mother_logical_vol_name, G4double& , G4bool& GoingIn) //from external surface |
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135 | { |
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136 | G4bool step_at_boundary = (aStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary); |
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137 | G4bool did_cross =false; |
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138 | if (step_at_boundary){ |
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139 | const G4VTouchable* postStepTouchable = aStep->GetPostStepPoint()->GetTouchable(); |
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140 | const G4VTouchable* preStepTouchable = aStep->GetPreStepPoint()->GetTouchable(); |
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141 | if (preStepTouchable && postStepTouchable && postStepTouchable->GetVolume() && preStepTouchable->GetVolume()){ |
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142 | G4String post_vol_name = postStepTouchable->GetVolume()->GetName(); |
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143 | G4String post_log_vol_name = postStepTouchable->GetVolume()->GetLogicalVolume()->GetName(); |
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144 | G4String pre_vol_name = preStepTouchable->GetVolume()->GetName(); |
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145 | G4String pre_log_vol_name = preStepTouchable->GetVolume()->GetLogicalVolume()->GetName(); |
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146 | if (post_vol_name == volume_name && pre_log_vol_name == mother_logical_vol_name){ |
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147 | GoingIn=true; |
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148 | did_cross=true; |
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149 | } |
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150 | else if (pre_vol_name == volume_name && post_log_vol_name == mother_logical_vol_name ){ |
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151 | GoingIn=false; |
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152 | did_cross=true; |
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153 | |
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154 | } |
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155 | |
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156 | } |
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157 | } |
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158 | return did_cross; |
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159 | //still need to compute the cosine of the direction |
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160 | } |
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161 | ///////////////////////////////////////////////////////////////////////////////// |
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162 | // |
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163 | G4bool G4AdjointCrossSurfChecker::CrossingAGivenRegisteredSurface(const G4Step* aStep,const G4String& surface_name,G4ThreeVector& crossing_pos, G4double& cos_to_surface, G4bool& GoingIn) |
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164 | { |
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165 | G4int ind = FindRegisteredSurface(surface_name); |
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166 | G4bool did_cross = false; |
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167 | if (ind >=0){ |
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168 | did_cross = CrossingAGivenRegisteredSurface(aStep, ind, crossing_pos,cos_to_surface, GoingIn); |
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169 | } |
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170 | return did_cross; |
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171 | } |
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172 | ///////////////////////////////////////////////////////////////////////////////// |
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173 | // |
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174 | G4bool G4AdjointCrossSurfChecker::CrossingAGivenRegisteredSurface(const G4Step* aStep, int ind,G4ThreeVector& crossing_pos, G4double& cos_to_surface, G4bool& GoingIn) |
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175 | { |
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176 | G4String surf_type = ListOfSurfaceType[ind]; |
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177 | G4double radius = ListOfSphereRadius[ind]; |
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178 | G4ThreeVector center = ListOfSphereCenter[ind]; |
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179 | G4String vol1 = ListOfVol1Name[ind]; |
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180 | G4String vol2 = ListOfVol2Name[ind]; |
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181 | |
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182 | G4bool did_cross = false; |
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183 | if (surf_type == "Sphere"){ |
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184 | did_cross = CrossingASphere(aStep, radius, center,crossing_pos, cos_to_surface, GoingIn); |
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185 | } |
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186 | else if (surf_type == "ExternalSurfaceOfAVolume"){ |
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187 | |
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188 | did_cross = GoingInOrOutOfaVolumeByExtSurface(aStep, vol1, vol2, cos_to_surface, GoingIn); |
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189 | crossing_pos= aStep->GetPostStepPoint()->GetPosition(); |
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190 | |
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191 | } |
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192 | else if (surf_type == "BoundaryBetweenTwoVolumes"){ |
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193 | did_cross = CrossingAnInterfaceBetweenTwoVolumes(aStep, vol1, vol2,crossing_pos, cos_to_surface, GoingIn); |
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194 | } |
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195 | return did_cross; |
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196 | |
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197 | |
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198 | } |
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199 | ///////////////////////////////////////////////////////////////////////////////// |
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200 | // |
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201 | // |
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202 | G4bool G4AdjointCrossSurfChecker::CrossingOneOfTheRegisteredSurface(const G4Step* aStep,G4String& surface_name,G4ThreeVector& crossing_pos, G4double& cos_to_surface, G4bool& GoingIn) |
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203 | { |
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204 | for (size_t i=0;i <ListOfSurfaceName.size();i++){ |
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205 | if (CrossingAGivenRegisteredSurface(aStep, int(i),crossing_pos, cos_to_surface, GoingIn)){ |
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206 | surface_name = ListOfSurfaceName[i]; |
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207 | return true; |
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208 | } |
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209 | } |
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210 | return false; |
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211 | } |
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212 | ///////////////////////////////////////////////////////////////////////////////// |
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213 | // |
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214 | G4bool G4AdjointCrossSurfChecker::CrossingAnInterfaceBetweenTwoVolumes(const G4Step* aStep,const G4String& vol1_name,const G4String& vol2_name,G4ThreeVector& , G4double& , G4bool& GoingIn) |
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215 | { |
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216 | G4bool step_at_boundary = (aStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary); |
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217 | G4bool did_cross =false; |
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218 | if (step_at_boundary){ |
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219 | const G4VTouchable* postStepTouchable = aStep->GetPostStepPoint()->GetTouchable(); |
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220 | const G4VTouchable* preStepTouchable = aStep->GetPreStepPoint()->GetTouchable(); |
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221 | if (preStepTouchable && postStepTouchable){ |
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222 | |
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223 | G4String post_vol_name = postStepTouchable->GetVolume()->GetName(); |
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224 | if (post_vol_name =="") post_vol_name = postStepTouchable->GetVolume()->GetLogicalVolume()->GetName(); |
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225 | G4String pre_vol_name = preStepTouchable->GetVolume()->GetName(); |
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226 | if (pre_vol_name =="") pre_vol_name = preStepTouchable->GetVolume()->GetLogicalVolume()->GetName(); |
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227 | |
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228 | |
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229 | if ( pre_vol_name == vol1_name && post_vol_name == vol2_name){ |
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230 | GoingIn=true; |
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231 | did_cross=true; |
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232 | } |
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233 | else if (pre_vol_name == vol2_name && post_vol_name == vol1_name){ |
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234 | GoingIn=false; |
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235 | did_cross=true; |
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236 | } |
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237 | |
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238 | } |
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239 | } |
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240 | return did_cross; |
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241 | //still need to compute the cosine of the direction |
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242 | } |
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243 | |
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244 | ///////////////////////////////////////////////////////////////////////////////// |
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245 | // |
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246 | G4bool G4AdjointCrossSurfChecker::AddaSphericalSurface(const G4String& SurfaceName, G4double radius, G4ThreeVector pos, G4double& Area) |
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247 | { |
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248 | G4int ind = FindRegisteredSurface(SurfaceName); |
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249 | Area= 4.*pi*radius*radius; |
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250 | if (ind>=0) { |
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251 | ListOfSurfaceType[ind]="Sphere"; |
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252 | ListOfSphereRadius[ind]=radius; |
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253 | ListOfSphereCenter[ind]=pos; |
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254 | ListOfVol1Name[ind]=""; |
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255 | ListOfVol2Name[ind]=""; |
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256 | AreaOfSurface[ind]=Area; |
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257 | } |
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258 | else { |
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259 | ListOfSurfaceName.push_back(SurfaceName); |
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260 | ListOfSurfaceType.push_back("Sphere"); |
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261 | ListOfSphereRadius.push_back(radius); |
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262 | ListOfSphereCenter.push_back(pos); |
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263 | ListOfVol1Name.push_back(""); |
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264 | ListOfVol2Name.push_back(""); |
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265 | AreaOfSurface.push_back(Area); |
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266 | } |
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267 | return true; |
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268 | } |
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269 | ///////////////////////////////////////////////////////////////////////////////// |
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270 | // |
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271 | G4bool G4AdjointCrossSurfChecker::AddaSphericalSurfaceWithCenterAtTheCenterOfAVolume(const G4String& SurfaceName, G4double radius, const G4String& volume_name, G4ThreeVector & center, G4double& area) |
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272 | { |
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273 | |
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274 | G4VPhysicalVolume* thePhysicalVolume = 0; |
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275 | G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance(); |
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276 | for ( unsigned int i=0; i< thePhysVolStore->size();i++){ |
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277 | if ((*thePhysVolStore)[i]->GetName() == volume_name){ |
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278 | thePhysicalVolume = (*thePhysVolStore)[i]; |
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279 | }; |
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280 | |
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281 | } |
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282 | if (thePhysicalVolume){ |
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283 | G4VPhysicalVolume* daughter =thePhysicalVolume; |
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284 | G4LogicalVolume* mother = thePhysicalVolume->GetMotherLogical(); |
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285 | G4AffineTransform theTransformationFromPhysVolToWorld = G4AffineTransform(); |
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286 | G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance(); |
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287 | while (mother){ |
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288 | theTransformationFromPhysVolToWorld *= |
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289 | G4AffineTransform(daughter->GetFrameRotation(),daughter->GetObjectTranslation()); |
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290 | /*G4cout<<"Mother "<<mother->GetName()<<std::endl; |
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291 | G4cout<<"Daughter "<<daughter->GetName()<<std::endl; |
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292 | G4cout<<daughter->GetObjectTranslation()<<std::endl; |
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293 | G4cout<<theTransformationFromPhysVolToWorld.NetTranslation()<<std::endl;*/ |
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294 | for ( unsigned int i=0; i< thePhysVolStore->size();i++){ |
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295 | if ((*thePhysVolStore)[i]->GetLogicalVolume() == mother){ |
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296 | daughter = (*thePhysVolStore)[i]; |
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297 | mother =daughter->GetMotherLogical(); |
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298 | break; |
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299 | }; |
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300 | } |
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301 | |
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302 | } |
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303 | center = theTransformationFromPhysVolToWorld.NetTranslation(); |
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304 | G4cout<<"Center of the spherical surface is at the position: "<<center/cm<<" cm"<<std::endl; |
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305 | |
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306 | } |
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307 | else { |
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308 | G4cout<<"The physical volume with name "<<volume_name<<" does not exist!!"<<std::endl; |
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309 | return false; |
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310 | } |
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311 | return AddaSphericalSurface(SurfaceName, radius, center, area); |
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312 | |
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313 | } |
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314 | ///////////////////////////////////////////////////////////////////////////////// |
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315 | // |
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316 | G4bool G4AdjointCrossSurfChecker::AddanExtSurfaceOfAvolume(const G4String& SurfaceName, const G4String& volume_name, G4double& Area) |
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317 | { |
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318 | G4int ind = FindRegisteredSurface(SurfaceName); |
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319 | |
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320 | G4VPhysicalVolume* thePhysicalVolume = 0; |
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321 | G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance(); |
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322 | for ( unsigned int i=0; i< thePhysVolStore->size();i++){ |
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323 | if ((*thePhysVolStore)[i]->GetName() == volume_name){ |
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324 | thePhysicalVolume = (*thePhysVolStore)[i]; |
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325 | }; |
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326 | |
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327 | } |
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328 | if (!thePhysicalVolume){ |
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329 | G4cout<<"The physical volume with name "<<volume_name<<" does not exist!!"<<std::endl; |
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330 | return false; |
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331 | } |
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332 | Area = thePhysicalVolume->GetLogicalVolume()->GetSolid()->GetSurfaceArea(); |
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333 | G4String mother_vol_name = ""; |
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334 | G4LogicalVolume* theMother = thePhysicalVolume->GetMotherLogical(); |
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335 | |
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336 | if (theMother) mother_vol_name= theMother->GetName(); |
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337 | if (ind>=0) { |
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338 | ListOfSurfaceType[ind]="ExternalSurfaceOfAVolume"; |
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339 | ListOfSphereRadius[ind]=0.; |
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340 | ListOfSphereCenter[ind]=G4ThreeVector(0.,0.,0.); |
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341 | ListOfVol1Name[ind]=volume_name; |
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342 | ListOfVol2Name[ind]=mother_vol_name; |
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343 | AreaOfSurface[ind]=Area; |
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344 | } |
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345 | else { |
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346 | ListOfSurfaceName.push_back(SurfaceName); |
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347 | ListOfSurfaceType.push_back("ExternalSurfaceOfAVolume"); |
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348 | ListOfSphereRadius.push_back(0.); |
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349 | ListOfSphereCenter.push_back(G4ThreeVector(0.,0.,0.)); |
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350 | ListOfVol1Name.push_back(volume_name); |
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351 | ListOfVol2Name.push_back(mother_vol_name); |
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352 | AreaOfSurface.push_back(Area); |
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353 | } |
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354 | return true; |
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355 | } |
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356 | ///////////////////////////////////////////////////////////////////////////////// |
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357 | // |
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358 | G4bool G4AdjointCrossSurfChecker::AddanInterfaceBetweenTwoVolumes(const G4String& SurfaceName, const G4String& volume_name1, const G4String& volume_name2,G4double& Area) |
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359 | { |
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360 | G4int ind = FindRegisteredSurface(SurfaceName); |
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361 | Area=-1.; //the way to compute the surface is not known yet |
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362 | if (ind>=0) { |
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363 | ListOfSurfaceType[ind]="BoundaryBetweenTwoVolumes"; |
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364 | ListOfSphereRadius[ind]=0.; |
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365 | ListOfSphereCenter[ind]=G4ThreeVector(0.,0.,0.); |
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366 | ListOfVol1Name[ind]=volume_name1; |
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367 | ListOfVol2Name[ind]=volume_name2; |
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368 | AreaOfSurface[ind]=Area; |
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369 | |
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370 | } |
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371 | else { |
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372 | ListOfSurfaceName.push_back(SurfaceName); |
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373 | ListOfSurfaceType.push_back("BoundaryBetweenTwoVolumes"); |
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374 | ListOfSphereRadius.push_back(0.); |
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375 | ListOfSphereCenter.push_back(G4ThreeVector(0.,0.,0.)); |
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376 | ListOfVol1Name.push_back(volume_name1); |
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377 | ListOfVol2Name.push_back(volume_name2); |
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378 | AreaOfSurface.push_back(Area); |
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379 | } |
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380 | return true; |
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381 | } |
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382 | ///////////////////////////////////////////////////////////////////////////////// |
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383 | // |
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384 | void G4AdjointCrossSurfChecker::ClearListOfSelectedSurface() |
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385 | { |
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386 | ListOfSurfaceName.clear(); |
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387 | ListOfSurfaceType.clear(); |
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388 | ListOfSphereRadius.clear(); |
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389 | ListOfSphereCenter.clear(); |
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390 | ListOfVol1Name.clear(); |
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391 | ListOfVol2Name.clear(); |
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392 | } |
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393 | ///////////////////////////////////////////////////////////////////////////////// |
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394 | // |
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395 | G4int G4AdjointCrossSurfChecker::FindRegisteredSurface(const G4String& name) |
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396 | { |
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397 | G4int ind=-1; |
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398 | for (size_t i = 0; i<ListOfSurfaceName.size();i++){ |
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399 | if (name == ListOfSurfaceName[i]) { |
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400 | ind = int (i); |
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401 | return ind; |
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402 | } |
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403 | } |
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404 | return ind; |
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405 | } |
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406 | |
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