1 | // This file is a part of Framsticks SDK. http://www.framsticks.com/ |
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2 | // Copyright (C) 1999-2015 Maciej Komosinski and Szymon Ulatowski. |
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3 | // See LICENSE.txt for details. |
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4 | |
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5 | #include "meshbuilder.h" |
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6 | |
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7 | #include <frams/model/geometry/modelgeometryinfo.h> |
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8 | #include <stdio.h> |
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9 | #include <math.h> |
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10 | |
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11 | MeshBuilder::Iterator::Iterator(const double _density): |
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12 | density(_density) |
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13 | {} |
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14 | |
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15 | double MeshBuilder::Iterator::getDensity() const |
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16 | { |
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17 | return density; |
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18 | } |
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19 | |
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20 | void MeshBuilder::Iterator::setDensity(const double _density) |
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21 | { |
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22 | density = _density; |
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23 | } |
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24 | |
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25 | void MeshBuilder::Iterator::forEach(Callback &callback) |
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26 | { |
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27 | Pt3D point; |
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28 | |
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29 | while (tryGetNext(point)) |
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30 | { |
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31 | callback(point); |
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32 | } |
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33 | } |
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34 | |
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35 | void MeshBuilder::Iterator::addAllPointsToList(SListTempl<Pt3D> &list) |
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36 | { |
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37 | Pt3D point; |
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38 | |
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39 | while (tryGetNext(point)) |
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40 | { |
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41 | list += point; |
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42 | } |
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43 | } |
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44 | |
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45 | |
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46 | |
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47 | MeshBuilder::Segment::Segment(const double _density): |
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48 | Iterator(_density), point1(0), point2(0), i(0), I(0), numberOfPoints(0) |
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49 | {} |
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50 | |
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51 | void MeshBuilder::Segment::initialize(const Pt3D &point1, const Pt3D &point2, const bool skipFirst, const bool skipLast, const bool forceOddNumberOfPoints) |
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52 | { |
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53 | this->point1 = point1; |
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54 | this->point2 = point2; |
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55 | numberOfPoints = (int)ceil(density * point1.distanceTo(point2)) + 1; |
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56 | numberOfPoints += forceOddNumberOfPoints && (numberOfPoints%2 == 0) ? 1 : 0; |
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57 | i = skipFirst ? 1 : 0; |
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58 | I = numberOfPoints - (skipLast ? 1 : 0); |
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59 | } |
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60 | |
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61 | bool MeshBuilder::Segment::tryGetNext(Pt3D &point) |
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62 | { |
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63 | if (i >= I) |
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64 | { |
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65 | return false; |
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66 | } |
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67 | |
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68 | double position = GeometryUtils::pointPosition(i, numberOfPoints); |
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69 | point.x = GeometryUtils::combination(point1.x, point2.x, position); |
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70 | point.y = GeometryUtils::combination(point1.y, point2.y, position); |
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71 | point.z = GeometryUtils::combination(point1.z, point2.z, position); |
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72 | |
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73 | i += 1; |
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74 | return true; |
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75 | } |
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76 | |
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77 | |
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78 | |
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79 | MeshBuilder::RectangleSurface::RectangleSurface(const double _density): |
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80 | Iterator(_density), edge1(_density), edge2(_density), area(_density), skipVerticalEdges(false), forceOddNumberOfPoints(false) |
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81 | {} |
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82 | |
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83 | void MeshBuilder::RectangleSurface::initialize(const Part *part, const CuboidFaces::Face face, const bool skipVerticalEdges, const bool skipHorizontalEdges, const bool forceOddNumberOfPoints) |
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84 | { |
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85 | Pt3D apex1, apex2, apex3, apex4; |
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86 | GeometryUtils::getRectangleApicesFromCuboid(part, face, apex1, apex2, apex3, apex4); |
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87 | initialize(apex1, apex2, apex3, apex4, skipVerticalEdges, skipHorizontalEdges, forceOddNumberOfPoints); |
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88 | } |
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89 | |
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90 | void MeshBuilder::RectangleSurface::initialize(const double width, const double height, const Pt3D &position, const Orient &orient, const bool skipVerticalEdges, const bool skipHorizontalEdges, const bool forceOddNumberOfPoints) |
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91 | { |
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92 | Pt3D apex1, apex2, apex3, apex4; |
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93 | GeometryUtils::getRectangleApices(width, height, position, orient, apex1, apex2, apex3, apex4); |
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94 | initialize(apex1, apex2, apex3, apex4, skipVerticalEdges, skipHorizontalEdges, forceOddNumberOfPoints); |
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95 | } |
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96 | |
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97 | void MeshBuilder::RectangleSurface::initialize(const Pt3D &apex1, const Pt3D &apex2, const Pt3D &apex3, const Pt3D &apex4, const bool skipVerticalEdges, const bool skipHorizontalEdges, const bool forceOddNumberOfPoints) |
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98 | { |
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99 | this->skipVerticalEdges = skipVerticalEdges; |
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100 | this->forceOddNumberOfPoints = forceOddNumberOfPoints; |
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101 | |
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102 | edge1.setDensity(density); |
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103 | edge1.initialize(apex1, apex2, skipHorizontalEdges, skipHorizontalEdges, forceOddNumberOfPoints); |
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104 | |
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105 | edge2.setDensity(density); |
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106 | edge2.initialize(apex3, apex4, skipHorizontalEdges, skipHorizontalEdges, forceOddNumberOfPoints); |
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107 | |
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108 | area = Segment(density); |
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109 | } |
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110 | |
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111 | bool MeshBuilder::RectangleSurface::tryGetNext(Pt3D &point) |
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112 | { |
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113 | while (!area.tryGetNext(point)) |
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114 | { |
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115 | Pt3D point1, point2; |
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116 | if (edge1.tryGetNext(point1) && edge2.tryGetNext(point2)) |
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117 | { |
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118 | area.initialize(point1, point2, skipVerticalEdges, skipVerticalEdges, forceOddNumberOfPoints); |
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119 | } |
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120 | else |
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121 | { |
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122 | return false; |
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123 | } |
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124 | } |
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125 | |
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126 | return true; |
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127 | } |
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128 | |
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129 | |
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130 | |
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131 | MeshBuilder::CuboidApices::CuboidApices(): |
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132 | Iterator(0), scale(0), position(0), orient(Orient_1), octant(Octants::NUMBER) |
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133 | {} |
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134 | |
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135 | void MeshBuilder::CuboidApices::initialize(const Part *part) |
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136 | { |
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137 | initialize(part->scale, part->p, part->o); |
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138 | } |
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139 | |
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140 | void MeshBuilder::CuboidApices::initialize(const Pt3D &scale, const Pt3D &position, const Orient &orient) |
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141 | { |
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142 | this->scale = scale; |
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143 | this->position = position; |
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144 | this->orient = orient; |
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145 | octant = Octants::FIRST; |
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146 | } |
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147 | |
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148 | bool MeshBuilder::CuboidApices::tryGetNext(Pt3D &point) |
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149 | { |
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150 | if (octant == Octants::NUMBER) |
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151 | { |
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152 | return false; |
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153 | } |
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154 | |
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155 | Pt3D temp(scale); |
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156 | |
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157 | temp.x *= Octants::isPositiveX(octant) ? 1 : -1; |
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158 | temp.y *= Octants::isPositiveY(octant) ? 1 : -1; |
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159 | temp.z *= Octants::isPositiveZ(octant) ? 1 : -1; |
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160 | |
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161 | orient.transform(point, temp); |
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162 | point += position; |
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163 | |
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164 | octant = Octants::Octant(octant+1); |
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165 | |
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166 | return true; |
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167 | } |
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168 | |
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169 | |
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170 | |
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171 | MeshBuilder::CuboidSurface::CuboidSurface(const double _density): |
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172 | Iterator(_density), apices(), rectangle(_density), iterator(NULL), part(NULL), face(CuboidFaces::NUMBER) |
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173 | {} |
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174 | |
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175 | void MeshBuilder::CuboidSurface::initialize(const Part *part) |
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176 | { |
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177 | this->part = part; |
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178 | face = CuboidFaces::FIRST; |
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179 | apices.setDensity(density); |
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180 | apices.initialize(part); |
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181 | iterator = &apices; |
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182 | rectangle.setDensity(density); |
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183 | } |
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184 | |
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185 | bool MeshBuilder::CuboidSurface::tryGetNext(Pt3D &point) |
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186 | { |
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187 | if (iterator == NULL) |
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188 | { |
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189 | return false; |
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190 | } |
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191 | |
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192 | while(!iterator->tryGetNext(point)) |
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193 | { |
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194 | if (face < CuboidFaces::NUMBER) |
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195 | { |
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196 | iterator = &rectangle; |
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197 | rectangle.initialize(part, face, true, false); |
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198 | face = CuboidFaces::Face(face+1); |
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199 | } |
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200 | else |
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201 | { |
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202 | return false; |
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203 | } |
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204 | } |
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205 | |
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206 | return true; |
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207 | } |
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208 | |
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209 | |
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210 | |
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211 | MeshBuilder::EllipseSurface::EllipseSurface(const double _density): |
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212 | Iterator(_density), rectangle(_density), position(0), orient(Orient_1), inversedSquaredWidth(0.0), inversedSquaredHeight(0.0) |
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213 | {} |
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214 | |
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215 | void MeshBuilder::EllipseSurface::initialize(const Part *part, const CylinderBases::Base base) |
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216 | { |
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217 | double relativePositionX = part->scale.x; |
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218 | relativePositionX *= CylinderBases::isPositive(base) ? +1 : -1; |
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219 | Pt3D relativePosition; |
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220 | part->o.transform(relativePosition, Pt3D(relativePositionX, 0.0, 0.0)); |
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221 | initialize(part->scale.y, part->scale.z, part->p + relativePosition, part->o); |
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222 | } |
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223 | |
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224 | void MeshBuilder::EllipseSurface::initialize(const double width, const double height, const Pt3D &position, const Orient &orient) |
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225 | { |
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226 | this->position = position; |
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227 | this->orient = orient; |
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228 | rectangle.setDensity(density); |
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229 | rectangle.initialize(width, height, Pt3D(0), Orient_1, false, false, true); |
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230 | inversedSquaredWidth = 1.0 / pow(width, 2.0); |
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231 | inversedSquaredHeight = 1.0 / pow(height, 2.0); |
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232 | } |
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233 | |
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234 | bool MeshBuilder::EllipseSurface::tryGetNext(Pt3D &point) |
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235 | { |
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236 | Pt3D temp; |
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237 | |
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238 | while (rectangle.tryGetNext(temp)) |
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239 | { |
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240 | double r |
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241 | = (pow(temp.y, 2.0) * inversedSquaredWidth) |
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242 | + (pow(temp.z, 2.0) * inversedSquaredHeight); |
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243 | if (r <= 1.0) |
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244 | { |
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245 | orient.transform(point, temp); |
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246 | point += position; |
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247 | return true; |
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248 | } |
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249 | } |
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250 | |
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251 | return false; |
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252 | } |
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253 | |
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254 | |
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255 | |
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256 | MeshBuilder::Ellipse::Ellipse(const double _density): |
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257 | Iterator(_density), phase(Done), position(0), orient(Orient_1), width(0.0), height(0.0), d(0.0), p(0.0), q(0.0), P(0.0), Q(0.0), D(0.0), a(0.0), b(0.0), quadrant(QuadrantsYZ::FIRST) |
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258 | {} |
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259 | |
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260 | void MeshBuilder::Ellipse::initialize(const Part *part, const CylinderBases::Base base) |
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261 | { |
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262 | double relativePositionX = part->scale.x; |
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263 | relativePositionX *= CylinderBases::isPositive(base) ? +1 : -1; |
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264 | Pt3D relativePosition; |
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265 | part->o.transform(relativePosition, Pt3D(relativePositionX, 0.0, 0.0)); |
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266 | initialize(part->scale.y, part->scale.z, part->p + relativePosition, part->o); |
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267 | } |
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268 | |
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269 | void MeshBuilder::Ellipse::initialize(const double width, const double height, const Pt3D &position, const Orient &orient) |
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270 | { |
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271 | this->width = width; |
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272 | this->height = height; |
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273 | this->position = position; |
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274 | this->orient = orient; |
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275 | calculateAndSetSegmentationDistance(); |
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276 | initializePhase(yToZ); |
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277 | D = 0; |
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278 | } |
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279 | |
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280 | bool MeshBuilder::Ellipse::tryGetNext(Pt3D &point) |
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281 | { |
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282 | if (phase == Done) |
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283 | { |
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284 | return false; |
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285 | } |
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286 | |
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287 | setPoint(point); |
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288 | |
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289 | quadrant = QuadrantsYZ::QuadrantYZ(quadrant+1); |
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290 | |
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291 | if (quadrant == QuadrantsYZ::NUMBER) |
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292 | { |
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293 | quadrant = QuadrantsYZ::FIRST; |
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294 | findNextPQAndPhase(); |
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295 | } |
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296 | |
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297 | return true; |
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298 | } |
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299 | |
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300 | void MeshBuilder::Ellipse::calculateAndSetSegmentationDistance() |
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301 | { |
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302 | d = 1.0 / density; |
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303 | int i = 0; |
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304 | |
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305 | Pt3D p1(0); |
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306 | i += findLastPQOfPhase(yToZ, p1.z, p1.y); |
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307 | |
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308 | Pt3D p2(0); |
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309 | i += findLastPQOfPhase(zToY, p2.y, p2.z); |
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310 | |
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311 | double ld = p1.distanceTo(p2); |
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312 | double td = i * d + ld; |
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313 | int n = (int)ceil(td * density); |
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314 | d = td / n; |
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315 | } |
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316 | |
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317 | void MeshBuilder::Ellipse::initializePhase(Phase ph) |
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318 | { |
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319 | phase = ph; |
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320 | |
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321 | if (phase != Done) |
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322 | { |
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323 | a = phase == yToZ ? height : width; |
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324 | b = phase == yToZ ? width : height; |
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325 | |
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326 | p = 0.0; |
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327 | q = b; |
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328 | P = a*a / sqrt(a*a + b*b); |
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329 | Q = b*b / sqrt(a*a + b*b); |
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330 | |
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331 | quadrant = QuadrantsYZ::POSITIVE_Y_NEGATIVE_Z; |
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332 | } |
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333 | } |
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334 | |
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335 | void MeshBuilder::Ellipse::setPoint(Pt3D &point) |
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336 | { |
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337 | double np = p * (QuadrantsYZ::isPositiveY(quadrant) ? +1 : -1); |
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338 | double nq = q * (QuadrantsYZ::isPositiveZ(quadrant) ? +1 : -1); |
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339 | |
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340 | double y = phase == yToZ ? nq : np; |
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341 | double z = phase == yToZ ? np : nq; |
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342 | |
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343 | Pt3D temp(0.0, y, z); |
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344 | orient.transform(point, temp); |
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345 | point += position; |
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346 | } |
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347 | |
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348 | void MeshBuilder::Ellipse::findNextPQAndPhase() |
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349 | { |
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350 | double _p = p; |
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351 | double _q = q; |
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352 | |
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353 | GeometryUtils::getNextEllipseSegmentationPoint(d, a, b, p, q); |
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354 | |
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355 | if (p > P) |
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356 | { |
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357 | D += sqrt(pow(P-_p, 2.0) + pow(Q-_q, 2.0)); |
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358 | |
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359 | if ((phase == zToY) && (D > 1.5 * d)) |
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360 | { |
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361 | p = P; |
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362 | q = Q; |
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363 | D = 0; |
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364 | } |
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365 | else |
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366 | { |
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367 | initializePhase(Phase(phase+1)); |
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368 | } |
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369 | } |
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370 | } |
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371 | |
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372 | int MeshBuilder::Ellipse::findLastPQOfPhase(Phase ph, double &lp, double &lq) |
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373 | { |
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374 | initializePhase(ph); |
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375 | int i = 0; |
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376 | |
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377 | do |
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378 | { |
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379 | lp = p; |
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380 | lq = q; |
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381 | |
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382 | GeometryUtils::getNextEllipseSegmentationPoint(d, a, b, p, q); |
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383 | |
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384 | i += p <= P ? 1 : 0; |
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385 | } while (p <= P); |
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386 | |
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387 | return i; |
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388 | } |
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389 | |
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390 | MeshBuilder::CylinderEdges::CylinderEdges(const double _density): |
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391 | Iterator(_density), ellipse(_density), edge(0.0), length(0.0), base(CylinderBases::NUMBER) |
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392 | {} |
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393 | |
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394 | void MeshBuilder::CylinderEdges::initialize(const Part *part) |
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395 | { |
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396 | initialize(part->scale, part->p, part->o); |
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397 | } |
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398 | |
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399 | void MeshBuilder::CylinderEdges::initialize(const Pt3D &scale, const Pt3D &position, const Orient &orient) |
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400 | { |
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401 | initialize(scale.x, scale.y, scale.z, position, orient); |
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402 | } |
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403 | |
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404 | void MeshBuilder::CylinderEdges::initialize(const double length, const double width, const double height, const Pt3D &position, const Orient &orient) |
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405 | { |
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406 | ellipse.setDensity(density); |
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407 | ellipse.initialize(width, height, position, orient); |
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408 | |
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409 | orient.transform(this->length, Pt3D(length, 0.0, 0.0)); |
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410 | |
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411 | base = CylinderBases::NUMBER; |
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412 | } |
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413 | |
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414 | bool MeshBuilder::CylinderEdges::tryGetNext(Pt3D &point) |
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415 | { |
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416 | if (base == CylinderBases::NUMBER) |
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417 | { |
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418 | if (!ellipse.tryGetNext(edge)) |
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419 | { |
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420 | return false; |
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421 | } |
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422 | |
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423 | base = CylinderBases::FIRST; |
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424 | } |
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425 | |
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426 | point.x = edge.x + length.x * (CylinderBases::isPositive(base) ? +1 : -1); |
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427 | point.y = edge.y + length.y * (CylinderBases::isPositive(base) ? +1 : -1); |
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428 | point.z = edge.z + length.z * (CylinderBases::isPositive(base) ? +1 : -1); |
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429 | |
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430 | base = CylinderBases::Base(base+1); |
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431 | |
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432 | return true; |
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433 | } |
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434 | |
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435 | |
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436 | |
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437 | MeshBuilder::CylinderWallSurface::CylinderWallSurface(const double _density): |
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438 | Iterator(_density), edge(_density), length(0.0), area(_density) |
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439 | {} |
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440 | |
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441 | void MeshBuilder::CylinderWallSurface::initialize(const Part *part) |
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442 | { |
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443 | initialize(part->scale, part->p, part->o); |
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444 | } |
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445 | |
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446 | void MeshBuilder::CylinderWallSurface::initialize(const Pt3D &scale, const Pt3D &position, const Orient &orient) |
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447 | { |
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448 | initialize(scale.x, scale.y, scale.z, position, orient); |
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449 | } |
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450 | |
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451 | void MeshBuilder::CylinderWallSurface::initialize(const double length, const double width, const double height, const Pt3D &position, const Orient &orient) |
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452 | { |
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453 | edge.setDensity(density); |
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454 | edge.initialize(width, height, position, orient); |
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455 | |
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456 | orient.transform(this->length, Pt3D(length, 0.0, 0.0)); |
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457 | |
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458 | area.setDensity(density); |
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459 | } |
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460 | |
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461 | bool MeshBuilder::CylinderWallSurface::tryGetNext(Pt3D &point) |
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462 | { |
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463 | while (!area.tryGetNext(point)) |
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464 | { |
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465 | if (edge.tryGetNext(point)) |
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466 | { |
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467 | area.initialize(point + length, point - length); |
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468 | } |
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469 | else |
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470 | { |
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471 | return false; |
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472 | } |
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473 | } |
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474 | |
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475 | return true; |
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476 | } |
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477 | |
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478 | |
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479 | |
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480 | MeshBuilder::CylinderSurface::CylinderSurface(const double _density): |
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481 | Iterator(_density), wall(_density), ellipse(_density), iterator(NULL), part(NULL), base(CylinderBases::NUMBER) |
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482 | {} |
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483 | |
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484 | void MeshBuilder::CylinderSurface::initialize(const Part *part) |
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485 | { |
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486 | this->part = part; |
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487 | base = CylinderBases::FIRST; |
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488 | wall.setDensity(density); |
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489 | wall.initialize(part); |
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490 | iterator = &wall; |
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491 | ellipse.setDensity(density); |
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492 | } |
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493 | |
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494 | bool MeshBuilder::CylinderSurface::tryGetNext(Pt3D &point) |
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495 | { |
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496 | if (iterator == NULL) |
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497 | { |
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498 | return false; |
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499 | } |
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500 | |
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501 | while(!iterator->tryGetNext(point)) |
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502 | { |
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503 | if (base < CylinderBases::NUMBER) |
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504 | { |
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505 | iterator = &ellipse; |
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506 | ellipse.initialize(part, base); |
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507 | base = CylinderBases::Base(base+1); |
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508 | } |
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509 | else |
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510 | { |
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511 | return false; |
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512 | } |
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513 | } |
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514 | |
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515 | return true; |
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516 | } |
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517 | |
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518 | |
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519 | |
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520 | MeshBuilder::EllipsoidSurface::EllipsoidSurface(const double _density): |
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521 | Iterator(_density), phase(Done), edge(0.0), area(0.0), scale(0.0), limit(0.0), d(0.0), part(NULL), octant(Octants::NUMBER) |
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522 | {} |
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523 | |
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524 | void MeshBuilder::EllipsoidSurface::initialize(const Part *part) |
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525 | { |
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526 | this->part = part; |
---|
527 | d = 1.0 / density; |
---|
528 | initializePhase(X); |
---|
529 | } |
---|
530 | |
---|
531 | bool MeshBuilder::EllipsoidSurface::tryGetNext(Pt3D &point) |
---|
532 | { |
---|
533 | if (phase == Done) |
---|
534 | { |
---|
535 | return false; |
---|
536 | } |
---|
537 | |
---|
538 | setPoint(point); |
---|
539 | proceedToNextOctant(); |
---|
540 | |
---|
541 | if (octant == Octants::NUMBER) |
---|
542 | { |
---|
543 | octant = Octants::FIRST; |
---|
544 | findNextAreaEdgeAndPhase(); |
---|
545 | } |
---|
546 | |
---|
547 | return true; |
---|
548 | } |
---|
549 | |
---|
550 | void MeshBuilder::EllipsoidSurface::initializePhase(Phase ph) |
---|
551 | { |
---|
552 | phase = ph; |
---|
553 | |
---|
554 | if (phase != Done) |
---|
555 | { |
---|
556 | scale.x = phase == X ? part->scale.x : phase == Y ? part->scale.y : part->scale.z; |
---|
557 | scale.y = phase == X ? part->scale.y : phase == Y ? part->scale.z : part->scale.x; |
---|
558 | scale.z = phase == X ? part->scale.z : phase == Y ? part->scale.x : part->scale.y; |
---|
559 | |
---|
560 | edge = Pt3D(scale.x, 0.0, scale.z); |
---|
561 | limit.y = scale.y*scale.y / sqrt(scale.x*scale.x + scale.y*scale.y); |
---|
562 | limit.z = edge.z*edge.z / sqrt(edge.x*edge.x + edge.z*edge.z); |
---|
563 | area = Pt3D(edge.x, edge.y, 0.0); |
---|
564 | |
---|
565 | octant = Octants::FIRST; |
---|
566 | } |
---|
567 | } |
---|
568 | |
---|
569 | void MeshBuilder::EllipsoidSurface::setPoint(Pt3D &point) |
---|
570 | { |
---|
571 | Pt3D temp1(area); |
---|
572 | temp1.x *= Octants::isPositiveX(octant) ? +1 : -1; |
---|
573 | temp1.y *= Octants::isPositiveY(octant) ? +1 : -1; |
---|
574 | temp1.z *= Octants::isPositiveZ(octant) ? +1 : -1; |
---|
575 | |
---|
576 | Pt3D temp2; |
---|
577 | temp2.x = phase == X ? temp1.x : phase == Y ? temp1.z : temp1.y; |
---|
578 | temp2.y = phase == X ? temp1.y : phase == Y ? temp1.x : temp1.z; |
---|
579 | temp2.z = phase == X ? temp1.z : phase == Y ? temp1.y : temp1.x; |
---|
580 | |
---|
581 | part->o.transform(point, temp2); |
---|
582 | point += part->p; |
---|
583 | } |
---|
584 | |
---|
585 | void MeshBuilder::EllipsoidSurface::proceedToNextOctant() |
---|
586 | { |
---|
587 | int step = 1; |
---|
588 | step += (Octants::isNegativeZ(octant) && (area.z == 0.0)) ? 1 : 0; |
---|
589 | step += (Octants::isNegativeY(octant) && (area.y == 0.0)) ? 2 : 0; |
---|
590 | octant = Octants::Octant(octant + step); |
---|
591 | } |
---|
592 | |
---|
593 | void MeshBuilder::EllipsoidSurface::findNextAreaEdgeAndPhase() |
---|
594 | { |
---|
595 | GeometryUtils::getNextEllipseSegmentationPoint(d, edge.z, edge.x, area.z, area.x); |
---|
596 | |
---|
597 | if ((area.z > limit.z) || (area.y > limit.y * sqrt(1.0 - (area.z*area.z) / (scale.z*scale.z)))) |
---|
598 | { |
---|
599 | GeometryUtils::getNextEllipseSegmentationPoint(d, scale.y, scale.x, edge.y, edge.x); |
---|
600 | edge.z = scale.z * sqrt(1.0 - (edge.y*edge.y) / (scale.y*scale.y)); |
---|
601 | double denom=sqrt(edge.x*edge.x + edge.z*edge.z); |
---|
602 | limit.z = denom==0 ? 99999999 : edge.z*edge.z / denom; //temporary fix FIXME http://www.framsticks.com/trac/framsticks/ticket/42 |
---|
603 | area = Pt3D(edge.x, edge.y, 0.0); |
---|
604 | |
---|
605 | if (edge.y > limit.y) |
---|
606 | { |
---|
607 | initializePhase(Phase(phase+1)); |
---|
608 | } |
---|
609 | } |
---|
610 | } |
---|
611 | |
---|
612 | |
---|
613 | |
---|
614 | MeshBuilder::PartSurface::PartSurface(const double _density): |
---|
615 | Iterator(_density), cuboid(_density), cylinder(_density), ellipsoid(_density), iterator(NULL) |
---|
616 | {} |
---|
617 | |
---|
618 | void MeshBuilder::PartSurface::initialize(const Part *part) |
---|
619 | { |
---|
620 | switch (part->shape) |
---|
621 | { |
---|
622 | case Part::SHAPE_ELLIPSOID: |
---|
623 | ellipsoid.setDensity(density); |
---|
624 | ellipsoid.initialize(part); |
---|
625 | iterator = &ellipsoid; |
---|
626 | break; |
---|
627 | |
---|
628 | case Part::SHAPE_CUBOID: |
---|
629 | cuboid.setDensity(density); |
---|
630 | cuboid.initialize(part); |
---|
631 | iterator = &cuboid; |
---|
632 | break; |
---|
633 | |
---|
634 | case Part::SHAPE_CYLINDER: |
---|
635 | cylinder.setDensity(density); |
---|
636 | cylinder.initialize(part); |
---|
637 | iterator = &cylinder; |
---|
638 | break; |
---|
639 | |
---|
640 | default: |
---|
641 | logPrintf("MeshBuilder::PartSurface", "initialize", LOG_WARN, "Part shape=%d not supported, skipping...", part->shape); |
---|
642 | } |
---|
643 | } |
---|
644 | |
---|
645 | bool MeshBuilder::PartSurface::tryGetNext(Pt3D &point) |
---|
646 | { |
---|
647 | if (iterator == NULL) |
---|
648 | { |
---|
649 | return false; |
---|
650 | } |
---|
651 | |
---|
652 | return iterator->tryGetNext(point); |
---|
653 | } |
---|
654 | |
---|
655 | |
---|
656 | |
---|
657 | MeshBuilder::ModelSurface::ModelSurface(const double _density): |
---|
658 | Iterator(_density), surface(_density), model(NULL), index(0) |
---|
659 | {} |
---|
660 | |
---|
661 | void MeshBuilder::ModelSurface::initialize(const Model *model) |
---|
662 | { |
---|
663 | this->model = model; |
---|
664 | surface.setDensity(density); |
---|
665 | |
---|
666 | index = 0; |
---|
667 | if (model->getPartCount() > index) |
---|
668 | { |
---|
669 | surface.initialize(model->getPart(index)); |
---|
670 | } |
---|
671 | } |
---|
672 | |
---|
673 | bool MeshBuilder::ModelSurface::tryGetNext(Pt3D &point) |
---|
674 | { |
---|
675 | if (model == NULL) |
---|
676 | { |
---|
677 | return false; |
---|
678 | } |
---|
679 | |
---|
680 | do |
---|
681 | { |
---|
682 | while (!surface.tryGetNext(point)) |
---|
683 | { |
---|
684 | index += 1; |
---|
685 | if (model->getPartCount() > index) |
---|
686 | { |
---|
687 | surface.initialize(model->getPart(index)); |
---|
688 | } |
---|
689 | else |
---|
690 | { |
---|
691 | return false; |
---|
692 | } |
---|
693 | } |
---|
694 | } while (GeometryUtils::isPointInsideModelExcludingPart(point, model, index)); |
---|
695 | |
---|
696 | return true; |
---|
697 | } |
---|
698 | |
---|
699 | |
---|
700 | |
---|
701 | MeshBuilder::PartApices::PartApices(const double _density): |
---|
702 | Iterator(_density), cuboid(), cylinder(_density), ellipsoid(_density), iterator(NULL) |
---|
703 | {} |
---|
704 | |
---|
705 | void MeshBuilder::PartApices::initialize(const Part *part) |
---|
706 | { |
---|
707 | switch (part->shape) |
---|
708 | { |
---|
709 | case Part::SHAPE_ELLIPSOID: |
---|
710 | ellipsoid.setDensity(density); |
---|
711 | ellipsoid.initialize(part); |
---|
712 | iterator = &ellipsoid; |
---|
713 | break; |
---|
714 | |
---|
715 | case Part::SHAPE_CUBOID: |
---|
716 | cuboid.initialize(part); |
---|
717 | iterator = &cuboid; |
---|
718 | break; |
---|
719 | |
---|
720 | case Part::SHAPE_CYLINDER: |
---|
721 | cylinder.setDensity(density); |
---|
722 | cylinder.initialize(part); |
---|
723 | iterator = &cylinder; |
---|
724 | break; |
---|
725 | |
---|
726 | default: |
---|
727 | logPrintf("MeshBuilder::PartApices", "initialize", LOG_WARN, "Part shape=%d not supported, skipping...", part->shape); |
---|
728 | } |
---|
729 | } |
---|
730 | |
---|
731 | bool MeshBuilder::PartApices::tryGetNext(Pt3D &point) |
---|
732 | { |
---|
733 | if (iterator == NULL) |
---|
734 | { |
---|
735 | return false; |
---|
736 | } |
---|
737 | |
---|
738 | return iterator->tryGetNext(point); |
---|
739 | } |
---|
740 | |
---|
741 | |
---|
742 | |
---|
743 | MeshBuilder::ModelApices::ModelApices(const double _density): |
---|
744 | Iterator(_density), surface(_density), model(NULL), index(0) |
---|
745 | {} |
---|
746 | |
---|
747 | void MeshBuilder::ModelApices::initialize(const Model *model) |
---|
748 | { |
---|
749 | this->model = model; |
---|
750 | surface.setDensity(density); |
---|
751 | |
---|
752 | index = 0; |
---|
753 | if (model->getPartCount() > index) |
---|
754 | { |
---|
755 | surface.initialize(model->getPart(index)); |
---|
756 | } |
---|
757 | } |
---|
758 | |
---|
759 | bool MeshBuilder::ModelApices::tryGetNext(Pt3D &point) |
---|
760 | { |
---|
761 | if (model == NULL) |
---|
762 | { |
---|
763 | return false; |
---|
764 | } |
---|
765 | |
---|
766 | do |
---|
767 | { |
---|
768 | while (!surface.tryGetNext(point)) |
---|
769 | { |
---|
770 | index += 1; |
---|
771 | if (model->getPartCount() > index) |
---|
772 | { |
---|
773 | surface.initialize(model->getPart(index)); |
---|
774 | } |
---|
775 | else |
---|
776 | { |
---|
777 | return false; |
---|
778 | } |
---|
779 | } |
---|
780 | } while (GeometryUtils::isPointInsideModelExcludingPart(point, model, index)); |
---|
781 | |
---|
782 | return true; |
---|
783 | } |
---|
784 | |
---|
785 | |
---|
786 | |
---|
787 | MeshBuilder::BoundingBoxVolume::BoundingBoxVolume(const double _density): |
---|
788 | Iterator(_density), edge(_density), area(_density), volume(_density), length(0.0), width(0.0), height(0.0) |
---|
789 | {} |
---|
790 | |
---|
791 | void MeshBuilder::BoundingBoxVolume::initialize(const Model &model) |
---|
792 | { |
---|
793 | Pt3D lowerBoundary, upperBoundary; |
---|
794 | ModelGeometryInfo::boundingBox(model, lowerBoundary, upperBoundary); |
---|
795 | initialize(lowerBoundary, upperBoundary); |
---|
796 | } |
---|
797 | |
---|
798 | void MeshBuilder::BoundingBoxVolume::initialize(const Pt3D &lowerBoundary, const Pt3D &upperBoundary) |
---|
799 | { |
---|
800 | length = Pt3D(upperBoundary.x - lowerBoundary.x, 0.0, 0.0); |
---|
801 | width = Pt3D(0.0, upperBoundary.y - lowerBoundary.y, 0.0); |
---|
802 | height = Pt3D(0.0, 0.0, upperBoundary.z - lowerBoundary.z); |
---|
803 | |
---|
804 | edge.setDensity(density); |
---|
805 | edge.initialize(lowerBoundary, lowerBoundary + length); |
---|
806 | |
---|
807 | area.setDensity(density); |
---|
808 | area.initialize(lowerBoundary, lowerBoundary + width); |
---|
809 | |
---|
810 | volume = Segment(density); |
---|
811 | } |
---|
812 | |
---|
813 | bool MeshBuilder::BoundingBoxVolume::tryGetNext(Pt3D &point) |
---|
814 | { |
---|
815 | while (!volume.tryGetNext(point)) |
---|
816 | { |
---|
817 | while (!area.tryGetNext(point)) |
---|
818 | { |
---|
819 | if (edge.tryGetNext(point)) |
---|
820 | { |
---|
821 | area.initialize(point, point + width); |
---|
822 | } |
---|
823 | else |
---|
824 | { |
---|
825 | return false; |
---|
826 | } |
---|
827 | } |
---|
828 | |
---|
829 | volume.initialize(point, point + height); |
---|
830 | } |
---|
831 | |
---|
832 | return true; |
---|
833 | } |
---|