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: G4BREPSolidCone.cc,v 1.15 2006/06/29 18:41:16 gunter 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 | // GEANT 4 class source file |
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31 | // |
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32 | // G4BREPSolidCone.cc |
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33 | // |
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34 | // ---------------------------------------------------------------------- |
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35 | |
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36 | #include "G4BREPSolidCone.hh" |
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37 | #include "G4FPlane.hh" |
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38 | #include "G4FConicalSurface.hh" |
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39 | #include "G4FCylindricalSurface.hh" |
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40 | #include "G4CircularCurve.hh" |
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41 | |
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42 | G4BREPSolidCone::G4BREPSolidCone(const G4String& name, |
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43 | const G4ThreeVector& origin, |
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44 | const G4ThreeVector& axis, |
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45 | const G4ThreeVector& direction, |
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46 | G4double length, |
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47 | G4double radius, |
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48 | G4double large_radius) |
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49 | : G4BREPSolid(name) |
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50 | { |
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51 | SurfaceVec = new G4Surface*[3]; |
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52 | G4Point3D ArcStart1 = G4Point3D(origin + (radius*direction)); |
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53 | G4Vector3D tmpaxis(axis); |
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54 | G4Vector3D tmporigin(origin); |
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55 | G4Point3D tmppoint; |
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56 | |
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57 | tmppoint= G4Point3D(origin) + (length*tmpaxis); |
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58 | G4Point3D origin2(tmppoint.x(), tmppoint.y(), tmppoint.z()); |
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59 | |
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60 | tmppoint= origin2 + (large_radius*tmpaxis); |
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61 | G4Point3D ArcStart2(tmppoint.x(), tmppoint.y(), tmppoint.z()); |
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62 | |
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63 | G4Ray::Vcross(tmpaxis, axis, direction); |
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64 | G4ThreeVector axis2(tmpaxis.x(),tmpaxis.y(), tmpaxis.z()); |
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65 | |
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66 | G4CurveVector CVec; |
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67 | G4CircularCurve* tmp; |
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68 | |
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69 | tmp = new G4CircularCurve(); |
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70 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin) , large_radius); |
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71 | tmp->SetBounds(ArcStart1, ArcStart1); |
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72 | CVec.push_back(tmp); |
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73 | |
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74 | tmp = new G4CircularCurve(); |
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75 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin2), large_radius); |
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76 | tmp->SetBounds(ArcStart2, ArcStart2); |
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77 | CVec.push_back(tmp); |
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78 | |
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79 | SurfaceVec[0] = new G4FConicalSurface(tmporigin, axis, |
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80 | length, radius, large_radius); |
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81 | SurfaceVec[0]->SetBoundaries(&CVec); |
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82 | |
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83 | // new G4AdvancedFace("G4FConicalSurface", tmporigin, direction, |
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84 | // axis, CVec, 1, 0,0,length, radius, large_radius); |
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85 | |
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86 | // Create end planes & boundaries for cone solid |
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87 | G4CurveVector CVec2; |
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88 | tmp = new G4CircularCurve(); |
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89 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin), radius); |
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90 | tmp->SetBounds(ArcStart1, ArcStart1); |
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91 | CVec2.push_back(tmp); |
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92 | |
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93 | SurfaceVec[1] = new G4FPlane(tmpaxis, direction, origin2); |
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94 | //new G4AdvancedFace("G4FPlane" , origin2, direction, tmpaxis, CVec2, 1); |
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95 | SurfaceVec[1]->SetBoundaries(&CVec2); |
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96 | |
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97 | CVec2[0] = tmp = new G4CircularCurve(); |
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98 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin2), large_radius); |
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99 | tmp->SetBounds(ArcStart2, ArcStart2); |
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100 | |
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101 | SurfaceVec[2] = new G4FPlane(tmpaxis, direction, origin); |
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102 | //new G4AdvancedFace("G4FPlane", origin, direction, tmpaxis, CVec2, 1); |
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103 | SurfaceVec[2]->SetBoundaries(&CVec2); |
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104 | |
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105 | nb_of_surfaces = 3; |
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106 | active=1; |
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107 | |
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108 | // Save constructor parameters |
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109 | constructorParams.origin = origin; |
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110 | constructorParams.axis = axis; |
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111 | constructorParams.direction = direction; |
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112 | constructorParams.length = length; |
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113 | constructorParams.radius = radius; |
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114 | constructorParams.large_radius = large_radius; |
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115 | |
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116 | Initialize(); |
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117 | } |
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118 | |
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119 | G4BREPSolidCone::G4BREPSolidCone( __void__& a ) |
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120 | : G4BREPSolid(a) |
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121 | { |
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122 | } |
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123 | |
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124 | G4BREPSolidCone::~G4BREPSolidCone() |
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125 | { |
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126 | } |
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127 | |
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128 | void G4BREPSolidCone::Initialize() |
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129 | { |
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130 | // Calc bounding box for solids and surfaces |
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131 | // Convert concave planes to convex |
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132 | ShortestDistance=1000000; |
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133 | CheckSurfaceNormals(); |
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134 | if(!Box || !AxisBox) |
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135 | IsConvex(); |
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136 | CalcBBoxes(); |
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137 | } |
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138 | |
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139 | EInside G4BREPSolidCone::Inside(register const G4ThreeVector& Pt) const |
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140 | { |
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141 | G4double dist1 = SurfaceVec[0]->HowNear(Pt); |
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142 | G4double dist2 = SurfaceVec[1]->ClosestDistanceToPoint(Pt); |
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143 | G4double dist3 = SurfaceVec[2]->ClosestDistanceToPoint(Pt); |
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144 | if(dist1 > dist2) dist1 = dist2; |
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145 | if(dist1 > dist3) dist1 = dist3; |
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146 | if(dist1 > 0) return kInside; |
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147 | if(dist1 < 0) return kOutside; |
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148 | return kSurface; |
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149 | } |
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150 | |
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151 | G4ThreeVector G4BREPSolidCone::SurfaceNormal(const G4ThreeVector& Pt) const |
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152 | { |
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153 | G4Vector3D n = SurfaceVec[0]->Normal(Pt); |
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154 | G4ThreeVector norm(n.x(), n.y(), n.z()); |
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155 | return norm; |
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156 | } |
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157 | |
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158 | G4double G4BREPSolidCone::DistanceToIn(const G4ThreeVector& Pt) const |
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159 | { |
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160 | G4double dist1 = std::fabs(SurfaceVec[0]->HowNear(Pt)); |
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161 | G4double dist2 = std::fabs(SurfaceVec[1]->ClosestDistanceToPoint(Pt)); |
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162 | G4double dist3 = std::fabs(SurfaceVec[2]->ClosestDistanceToPoint(Pt)); |
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163 | if(dist1 > dist2) dist1 = dist2; |
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164 | if(dist1 > dist3) dist1 = dist3; |
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165 | return dist1; |
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166 | |
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167 | } |
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168 | |
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169 | G4double G4BREPSolidCone::DistanceToIn(register const G4ThreeVector& Pt, |
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170 | register const G4ThreeVector& V) const |
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171 | { |
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172 | Reset(); |
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173 | G4Vector3D Pttmp(Pt); |
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174 | G4Vector3D Vtmp(V); |
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175 | // G4double kInfinity = 10e20; |
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176 | G4Ray r(Pttmp, Vtmp); |
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177 | |
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178 | if(SurfaceVec[0]->Intersect( r )) |
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179 | { |
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180 | ShortestDistance = SurfaceVec[0]->GetDistance(); |
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181 | return ShortestDistance; |
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182 | } |
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183 | return kInfinity; |
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184 | } |
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185 | |
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186 | G4double G4BREPSolidCone::DistanceToOut(register const G4ThreeVector& Pt, |
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187 | register const G4ThreeVector& V, |
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188 | const G4bool, |
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189 | G4bool *validNorm, |
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190 | G4ThreeVector *) const |
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191 | { |
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192 | if(validNorm) |
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193 | *validNorm = false; |
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194 | Reset(); |
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195 | |
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196 | G4Vector3D Pttmp(Pt); |
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197 | G4Vector3D Vtmp(V); |
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198 | // G4double kInfinity = 10e20; |
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199 | |
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200 | G4Ray r(Pttmp, Vtmp); |
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201 | if(SurfaceVec[0]->Intersect( r )) |
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202 | { |
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203 | ShortestDistance = SurfaceVec[0]->GetDistance(); |
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204 | return ShortestDistance; |
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205 | } |
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206 | return kInfinity; |
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207 | } |
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208 | |
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209 | G4double G4BREPSolidCone::DistanceToOut(const G4ThreeVector& Pt) const |
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210 | { |
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211 | G4double dist1 = std::fabs(SurfaceVec[0]->HowNear(Pt)); |
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212 | G4double dist2 = std::fabs(SurfaceVec[1]->ClosestDistanceToPoint(Pt)); |
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213 | G4double dist3 = std::fabs(SurfaceVec[2]->ClosestDistanceToPoint(Pt)); |
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214 | if(dist1 > dist2) dist1 = dist2; |
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215 | if(dist1 > dist3) dist1 = dist3; |
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216 | return dist1; |
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217 | } |
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218 | |
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219 | // Streams solid contents to output stream. |
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220 | std::ostream& G4BREPSolidCone::StreamInfo(std::ostream& os) const |
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221 | { |
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222 | G4BREPSolid::StreamInfo( os ) |
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223 | << "\n origin: " << constructorParams.origin |
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224 | << "\n axis: " << constructorParams.axis |
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225 | << "\n direction: " << constructorParams.direction |
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226 | << "\n length: " << constructorParams.length |
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227 | << "\n radius: " << constructorParams.radius |
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228 | << "\n large_radius: " << constructorParams.large_radius |
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229 | << "\n-----------------------------------------------------------\n"; |
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230 | |
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231 | return os; |
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232 | } |
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233 | |
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