annotate Framework/Volumes/OrientedVolumeBoundingBox.cpp @ 1303:83af7e562b45 broker

IGeometryProvider interface for deprecated loaders (required for AB testing in older app)
author Benjamin Golinvaux <bgo@osimis.io>
date Wed, 04 Mar 2020 09:44:09 +0100
parents 2d8ab34c8c91
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "OrientedVolumeBoundingBox.h"
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23
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24 #include "../Toolbox/GeometryToolbox.h"
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25 #include "ImageBuffer3D.h"
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26
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27 #include <Core/OrthancException.h>
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28
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29 #include <cassert>
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30
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31 namespace OrthancStone
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32 {
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33 OrientedVolumeBoundingBox::OrientedVolumeBoundingBox(const VolumeImageGeometry& geometry)
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34 {
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35 unsigned int n = geometry.GetDepth();
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36 if (n < 1)
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37 {
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38 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize);
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39 }
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40
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41 Vector dim = geometry.GetVoxelDimensions(VolumeProjection_Axial);
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43 u_ = geometry.GetAxialGeometry().GetAxisX();
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44 v_ = geometry.GetAxialGeometry().GetAxisY();
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45 w_ = geometry.GetAxialGeometry().GetNormal();
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46
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47 hu_ = static_cast<double>(geometry.GetWidth() * dim[0] / 2.0);
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48 hv_ = static_cast<double>(geometry.GetHeight() * dim[1] / 2.0);
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49 hw_ = static_cast<double>(geometry.GetDepth() * dim[2] / 2.0);
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50
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51 c_ = (geometry.GetAxialGeometry().GetOrigin() +
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52 (hu_ - dim[0] / 2.0) * u_ +
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53 (hv_ - dim[1] / 2.0) * v_ +
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54 (hw_ - dim[2] / 2.0) * w_);
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55 }
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56
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57
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58 bool OrientedVolumeBoundingBox::HasIntersectionWithPlane(std::vector<Vector>& points,
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59 const Vector& normal,
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60 double d) const
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61 {
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62 assert(normal.size() == 3);
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63
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64 double r = (hu_ * fabs(boost::numeric::ublas::inner_prod(normal, u_)) +
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65 hv_ * fabs(boost::numeric::ublas::inner_prod(normal, v_)) +
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66 hw_ * fabs(boost::numeric::ublas::inner_prod(normal, w_)));
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67
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68 double s = boost::numeric::ublas::inner_prod(normal, c_) + d;
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69
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70 if (fabs(s) >= r)
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71 {
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72 // No intersection, or intersection is reduced to a single point
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73 return false;
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74 }
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75 else
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76 {
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77 Vector p;
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78
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79 // Loop over all the 12 edges (segments) of the oriented
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80 // bounding box, and check whether they intersect the plane
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81
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82 // X-aligned edges
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83 if (GeometryToolbox::IntersectPlaneAndSegment
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84 (p, normal, d,
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85 c_ - u_ * hu_ - v_ * hv_ - w_ * hw_,
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86 c_ + u_ * hu_ - v_ * hv_ - w_ * hw_))
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87 {
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88 points.push_back(p);
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89 }
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90
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91 if (GeometryToolbox::IntersectPlaneAndSegment
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92 (p, normal, d,
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93 c_ - u_ * hu_ + v_ * hv_ - w_ * hw_,
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94 c_ + u_ * hu_ + v_ * hv_ - w_ * hw_))
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95 {
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96 points.push_back(p);
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97 }
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98
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99 if (GeometryToolbox::IntersectPlaneAndSegment
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100 (p, normal, d,
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101 c_ - u_ * hu_ - v_ * hv_ + w_ * hw_,
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102 c_ + u_ * hu_ - v_ * hv_ + w_ * hw_))
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103 {
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104 points.push_back(p);
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105 }
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106
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107 if (GeometryToolbox::IntersectPlaneAndSegment
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108 (p, normal, d,
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109 c_ - u_ * hu_ + v_ * hv_ + w_ * hw_,
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110 c_ + u_ * hu_ + v_ * hv_ + w_ * hw_))
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111 {
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112 points.push_back(p);
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113 }
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114
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115 // Y-aligned edges
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116 if (GeometryToolbox::IntersectPlaneAndSegment
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117 (p, normal, d,
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118 c_ - u_ * hu_ - v_ * hv_ - w_ * hw_,
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119 c_ - u_ * hu_ + v_ * hv_ - w_ * hw_))
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120 {
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121 points.push_back(p);
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122 }
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123
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124 if (GeometryToolbox::IntersectPlaneAndSegment
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125 (p, normal, d,
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126 c_ + u_ * hu_ - v_ * hv_ - w_ * hw_,
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127 c_ + u_ * hu_ + v_ * hv_ - w_ * hw_))
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128 {
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129 points.push_back(p);
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130 }
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131
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132 if (GeometryToolbox::IntersectPlaneAndSegment
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133 (p, normal, d,
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134 c_ - u_ * hu_ - v_ * hv_ + w_ * hw_,
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135 c_ - u_ * hu_ + v_ * hv_ + w_ * hw_))
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136 {
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137 points.push_back(p);
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138 }
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139
151
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140 if (GeometryToolbox::IntersectPlaneAndSegment
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141 (p, normal, d,
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142 c_ + u_ * hu_ - v_ * hv_ + w_ * hw_,
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143 c_ + u_ * hu_ + v_ * hv_ + w_ * hw_))
140
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144 {
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145 points.push_back(p);
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146 }
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147
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148 // Z-aligned edges
151
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149 if (GeometryToolbox::IntersectPlaneAndSegment
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150 (p, normal, d,
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151 c_ - u_ * hu_ - v_ * hv_ - w_ * hw_,
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152 c_ - u_ * hu_ - v_ * hv_ + w_ * hw_))
140
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153 {
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154 points.push_back(p);
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155 }
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156
151
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157 if (GeometryToolbox::IntersectPlaneAndSegment
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158 (p, normal, d,
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159 c_ + u_ * hu_ - v_ * hv_ - w_ * hw_,
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160 c_ + u_ * hu_ - v_ * hv_ + w_ * hw_))
140
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161 {
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162 points.push_back(p);
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163 }
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164
151
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165 if (GeometryToolbox::IntersectPlaneAndSegment
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166 (p, normal, d,
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167 c_ - u_ * hu_ + v_ * hv_ - w_ * hw_,
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168 c_ - u_ * hu_ + v_ * hv_ + w_ * hw_))
140
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169 {
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170 points.push_back(p);
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171 }
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172
151
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173 if (GeometryToolbox::IntersectPlaneAndSegment
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174 (p, normal, d,
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175 c_ + u_ * hu_ + v_ * hv_ - w_ * hw_,
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176 c_ + u_ * hu_ + v_ * hv_ + w_ * hw_))
140
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177 {
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178 points.push_back(p);
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179 }
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180
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181 return true;
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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 bool OrientedVolumeBoundingBox::HasIntersection(std::vector<Vector>& points,
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187 const CoordinateSystem3D& plane) const
140
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188 {
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189 // From the vector equation of a 3D plane (specified by origin
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190 // and normal), to the general equation of a 3D plane (which
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191 // looses information about the origin of the coordinate system)
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192 const Vector& normal = plane.GetNormal();
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193 const Vector& origin = plane.GetOrigin();
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194 double d = -(normal[0] * origin[0] + normal[1] * origin[1] + normal[2] * origin[2]);
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195
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196 return HasIntersectionWithPlane(points, normal, d);
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197 }
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198
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199
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200 bool OrientedVolumeBoundingBox::Contains(const Vector& p) const
140
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201 {
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202 assert(p.size() == 3);
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203
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204 const Vector q = p - c_;
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205
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206 return (fabs(boost::numeric::ublas::inner_prod(q, u_)) <= hu_ &&
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207 fabs(boost::numeric::ublas::inner_prod(q, v_)) <= hv_ &&
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208 fabs(boost::numeric::ublas::inner_prod(q, w_)) <= hw_);
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209 }
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210
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211
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diff changeset
212 void OrientedVolumeBoundingBox::FromInternalCoordinates(Vector& target,
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213 double x,
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214 double y,
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215 double z) const
140
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216 {
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217 target = (c_ +
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218 u_ * 2.0 * hu_ * (x - 0.5) +
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219 v_ * 2.0 * hv_ * (y - 0.5) +
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220 w_ * 2.0 * hw_ * (z - 0.5));
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221 }
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222
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223
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diff changeset
224 void OrientedVolumeBoundingBox::FromInternalCoordinates(Vector& target,
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225 const Vector& source) const
140
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226 {
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227 assert(source.size() == 3);
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228 FromInternalCoordinates(target, source[0], source[1], source[2]);
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229 }
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230
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231
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diff changeset
232 void OrientedVolumeBoundingBox::ToInternalCoordinates(Vector& target,
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diff changeset
233 const Vector& source) const
140
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234 {
2115530d3703 OrientedBoundingBox
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235 assert(source.size() == 3);
2115530d3703 OrientedBoundingBox
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236 const Vector q = source - c_;
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237
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238 double x = boost::numeric::ublas::inner_prod(q, u_) / (2.0 * hu_) + 0.5;
2115530d3703 OrientedBoundingBox
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239 double y = boost::numeric::ublas::inner_prod(q, v_) / (2.0 * hv_) + 0.5;
2115530d3703 OrientedBoundingBox
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240 double z = boost::numeric::ublas::inner_prod(q, w_) / (2.0 * hw_) + 0.5;
2115530d3703 OrientedBoundingBox
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241
158
a053ca7fa5c6 LinearAlgebra toolbox
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parents: 151
diff changeset
242 LinearAlgebra::AssignVector(target, x, y, z);
140
2115530d3703 OrientedBoundingBox
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diff changeset
243 }
146
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
244
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
245
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diff changeset
246 bool OrientedVolumeBoundingBox::ComputeExtent(Extent2D& extent,
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247 const CoordinateSystem3D& plane) const
146
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
248 {
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
249 extent.Reset();
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
250
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
251 std::vector<Vector> points;
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
252 if (HasIntersection(points, plane))
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diff changeset
253 {
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
254 for (size_t i = 0; i < points.size(); i++)
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
255 {
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
256 double x, y;
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
257 plane.ProjectPoint(x, y, points[i]);
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diff changeset
258 extent.AddPoint(x, y);
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diff changeset
259 }
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diff changeset
260
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
261 return true;
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diff changeset
262 }
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
263 else
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
264 {
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
265 return false;
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
266 }
fb7d602e7025 OrientedBoundingBox::ComputeExtent
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diff changeset
267 }
140
2115530d3703 OrientedBoundingBox
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268 }