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 | // FredVoxelTest.cc |
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28 | // |
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29 | // Implementation of voxel solid tests |
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30 | // |
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31 | #include "FredVoxelTest.hh" |
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32 | #include "G4VSolid.hh" |
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33 | |
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34 | #include "G4VVisManager.hh" |
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35 | #include "G4Circle.hh" |
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36 | #include "G4Color.hh" |
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37 | #include "G4Polyline.hh" |
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38 | #include "G4VisAttributes.hh" |
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39 | |
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40 | // |
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41 | // Creator |
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42 | // |
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43 | FredVoxelTest::FredVoxelTest( ) |
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44 | { |
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45 | inverseTransform = transform.Inverse(); |
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46 | |
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47 | test.solid = 0; |
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48 | } |
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49 | |
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50 | // |
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51 | // Destructor |
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52 | // |
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53 | FredVoxelTest::~FredVoxelTest() |
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54 | {;} |
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55 | |
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56 | |
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57 | // |
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58 | // SetExtent |
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59 | // |
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60 | void FredVoxelTest::SetExtent( const EAxis axis, const G4double min, const G4double max ) |
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61 | { |
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62 | voxelLimits.AddLimit( axis, min, max ); |
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63 | } |
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64 | |
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65 | |
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66 | // |
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67 | // SetOrigin |
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68 | // |
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69 | void FredVoxelTest::SetOrigin( const G4ThreeVector origin ) |
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70 | { |
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71 | transform.SetNetTranslation( origin ); |
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72 | inverseTransform = transform.Inverse(); |
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73 | } |
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74 | |
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75 | |
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76 | // |
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77 | // Rotate |
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78 | // |
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79 | void FredVoxelTest::Rotate( const EAxis axis, const G4double value ) |
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80 | { |
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81 | switch(axis) { |
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82 | case kXAxis: rotation = rotation.rotateX(value); break; |
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83 | case kYAxis: rotation = rotation.rotateY(value); break; |
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84 | case kZAxis: rotation = rotation.rotateZ(value); break; |
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85 | default: break; |
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86 | } |
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87 | transform.SetNetRotation( rotation ); |
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88 | inverseTransform = transform.Inverse(); |
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89 | } |
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90 | |
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91 | |
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92 | // |
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93 | // Reset rotation |
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94 | // |
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95 | void FredVoxelTest::ResetRotation() |
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96 | { |
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97 | rotation = G4RotationMatrix(); |
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98 | transform.SetNetRotation( rotation ); |
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99 | inverseTransform = transform.Inverse(); |
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100 | } |
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101 | |
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102 | |
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103 | // |
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104 | // Test |
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105 | // |
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106 | void FredVoxelTest::Test( const EAxis axis, const G4VSolid *solid ) |
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107 | { |
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108 | test.solid = solid; |
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109 | test.axis = axis; |
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110 | |
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111 | test.result = solid->CalculateExtent( axis, voxelLimits, transform, test.min, test.max ); |
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112 | if (test.result) { |
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113 | G4cout << "Voxel intersects the solid" << G4endl; |
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114 | } |
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115 | else { |
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116 | G4cout << "Voxel does not intersect the solid" << G4endl; |
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117 | } |
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118 | } |
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119 | |
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120 | |
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121 | // |
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122 | // Draw |
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123 | // |
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124 | void FredVoxelTest::Draw( ) |
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125 | { |
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126 | static EAxis axes[3] = { kXAxis, kYAxis, kZAxis }; |
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127 | static G4ThreeVector cartAxes[3] = { G4ThreeVector(1,0,0), |
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128 | G4ThreeVector(0,1,0), |
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129 | G4ThreeVector(0,0,1) }; |
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130 | |
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131 | G4VVisManager *visManager = G4VVisManager::GetConcreteInstance(); |
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132 | if (!visManager) return; |
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133 | |
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134 | G4ThreeVector origin(0,0,0); |
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135 | |
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136 | inverseTransform.ApplyPointTransform( origin ); |
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137 | PlotMarker( origin, visManager ); |
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138 | |
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139 | G4int i; |
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140 | for( i=0; i<3; i++ ) { |
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141 | if (!voxelLimits.IsLimited(axes[i])) continue; |
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142 | |
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143 | G4ThreeVector max(0,0,0); |
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144 | max = max + cartAxes[i]*voxelLimits.GetMaxExtent(axes[i]); |
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145 | |
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146 | inverseTransform.ApplyPointTransform( max ); |
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147 | PlotMarker( max, visManager ); |
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148 | PlotLine( origin, max, visManager ); |
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149 | |
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150 | G4ThreeVector min(0,0,0); |
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151 | min = min + cartAxes[i]*voxelLimits.GetMinExtent(axes[i]); |
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152 | |
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153 | inverseTransform.ApplyPointTransform( min ); |
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154 | PlotMarker( min, visManager ); |
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155 | PlotLine( origin, min, visManager ); |
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156 | } |
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157 | |
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158 | if (test.solid && test.result) { |
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159 | G4ThreeVector max, min, a, b, c, d; |
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160 | |
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161 | if (test.max < voxelLimits.GetMaxExtent(test.axis)) { |
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162 | max = cartAxes[test.axis]*test.max; |
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163 | a = inverseTransform.TransformPoint( max ); |
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164 | PlotMarker( a, visManager, true ); |
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165 | PlotLine( origin, a, visManager, true ); |
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166 | } |
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167 | |
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168 | if (test.min > voxelLimits.GetMinExtent(test.axis)) { |
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169 | min = cartAxes[test.axis]*test.min; |
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170 | a = inverseTransform.TransformPoint( min ); |
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171 | PlotMarker( a, visManager, true ); |
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172 | PlotLine( origin, a, visManager, true ); |
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173 | } |
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174 | |
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175 | for( i=0; i<3; i++ ) { |
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176 | if (axes[i]==test.axis) continue; |
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177 | |
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178 | if (voxelLimits.IsLimited(axes[i])) { |
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179 | G4ThreeVector aMax, bMax; |
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180 | |
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181 | G4int j = (i + 1)%3; |
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182 | if (axes[j]==test.axis) j = (j + 1)%3; |
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183 | |
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184 | if (voxelLimits.IsLimited(axes[j])) { |
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185 | c = voxelLimits.GetMaxExtent(axes[j])*cartAxes[j]; |
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186 | d = voxelLimits.GetMinExtent(axes[j])*cartAxes[j]; |
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187 | } |
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188 | else { |
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189 | c = +4*m*cartAxes[j]; |
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190 | d = -4*m*cartAxes[j]; |
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191 | } |
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192 | |
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193 | if (test.max < voxelLimits.GetMaxExtent(test.axis)) { |
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194 | aMax = max + voxelLimits.GetMaxExtent(axes[i])*cartAxes[i]; |
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195 | bMax = max + voxelLimits.GetMinExtent(axes[i])*cartAxes[i]; |
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196 | |
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197 | a = inverseTransform.TransformPoint( aMax ); |
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198 | b = inverseTransform.TransformPoint( bMax ); |
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199 | PlotLine( a, b, visManager, true ); |
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200 | |
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201 | a = inverseTransform.TransformPoint( aMax + c ); |
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202 | b = inverseTransform.TransformPoint( aMax + d ); |
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203 | PlotLine( a, b, visManager, true ); |
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204 | a = inverseTransform.TransformPoint( bMax + c ); |
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205 | b = inverseTransform.TransformPoint( bMax + d ); |
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206 | PlotLine( a, b, visManager, true ); |
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207 | } |
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208 | |
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209 | if (test.min > voxelLimits.GetMinExtent(test.axis)) { |
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210 | aMax = min + voxelLimits.GetMaxExtent(axes[i])*cartAxes[i]; |
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211 | bMax = min + voxelLimits.GetMinExtent(axes[i])*cartAxes[i]; |
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212 | |
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213 | a = inverseTransform.TransformPoint( aMax ); |
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214 | b = inverseTransform.TransformPoint( bMax ); |
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215 | PlotLine( a, b, visManager, true ); |
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216 | |
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217 | a = inverseTransform.TransformPoint( aMax + c ); |
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218 | b = inverseTransform.TransformPoint( aMax + d ); |
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219 | PlotLine( a, b, visManager, true ); |
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220 | a = inverseTransform.TransformPoint( bMax + c ); |
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221 | b = inverseTransform.TransformPoint( bMax + d ); |
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222 | PlotLine( a, b, visManager, true ); |
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223 | } |
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224 | } |
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225 | else { |
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226 | G4ThreeVector aMax = max + 4*cartAxes[i], |
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227 | bMax = max - 4*cartAxes[i]; |
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228 | |
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229 | if (test.max < voxelLimits.GetMaxExtent(test.axis)) { |
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230 | a = inverseTransform.TransformPoint( max + 4*m*cartAxes[i] ); |
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231 | b = inverseTransform.TransformPoint( max - 4*m*cartAxes[i] ); |
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232 | PlotLine( a, b, visManager, true ); |
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233 | } |
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234 | |
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235 | if (test.min > voxelLimits.GetMinExtent(test.axis)) { |
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236 | a = inverseTransform.TransformPoint( min + 4*m*cartAxes[i] ); |
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237 | b = inverseTransform.TransformPoint( min - 4*m*cartAxes[i] ); |
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238 | PlotLine( a, b, visManager, true ); |
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239 | } |
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240 | } |
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241 | } |
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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 | // |
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247 | // PlotMarker |
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248 | // |
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249 | void FredVoxelTest::PlotMarker( G4ThreeVector point, |
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250 | G4VVisManager *visManager, G4bool isAtest ) |
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251 | { |
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252 | G4Circle circle( point ); |
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253 | circle.SetWorldSize( 5*cm ); |
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254 | G4Color color( isAtest ? 1.0 : 0.25, isAtest ? 1.0 : 0.25, 1.0 ); |
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255 | G4VisAttributes attribs( color ); |
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256 | circle.SetVisAttributes( attribs ); |
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257 | |
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258 | circle.SetFillStyle( G4Circle::filled ); |
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259 | visManager->Draw( circle ); |
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260 | } |
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261 | |
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262 | |
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263 | // |
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264 | // PlotLine |
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265 | // |
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266 | void FredVoxelTest::PlotLine( G4ThreeVector start, G4ThreeVector end, |
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267 | G4VVisManager *visManager, G4bool isAtest ) |
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268 | { |
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269 | G4Polyline line; |
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270 | |
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271 | line.push_back( start ); |
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272 | line.push_back( end ); |
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273 | |
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274 | G4Color color( isAtest ? 1.0 : 0.25, isAtest ? 1.0 : 0.25, 1.0 ); |
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275 | G4VisAttributes attribs( color ); |
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276 | line.SetVisAttributes( attribs ); |
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277 | |
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278 | visManager->Draw( line ); |
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279 | } |
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280 | |
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281 | |
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282 | |
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283 | |
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284 | |
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