module-GeometryUtils.html 7.6 KB

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  5. <title>GeometryUtils - Three.js Docs</title>
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  12. <h1 translate="no">GeometryUtils</h1>
  13. <section>
  14. <header>
  15. </header>
  16. <article>
  17. <h2 class="subsection-title">Import</h2>
  18. <p><span translate="no">GeometryUtils</span> is an addon, and must be imported explicitly, see <a href="https://threejs.org/manual/#en/installation" target="_blank">Installation#Addons</a>.</p>
  19. <pre><code class="language-js">import * as GeometryUtils from 'three/addons/utils/GeometryUtils.js';</code></pre>
  20. <div class="container-overview">
  21. </div>
  22. <h2 class="subsection-title">Methods</h2>
  23. <h3 class="name name-method" id="~gosper" translate="no">.<a href="#~gosper">gosper</a><span class="signature">( size : <span class="param-type">number</span> )</span><span class="type-signature"> : Array.&lt;number></span> <span class="type-signature">(inner) </span></h3>
  24. <div class="method">
  25. <div class="description">
  26. <p>Generates a Gosper curve (lying in the XY plane).</p>
  27. <p>Reference: <a href="https://gist.github.com/nitaku/6521802">https://gist.github.com/nitaku/6521802</a></p>
  28. </div>
  29. <table class="params">
  30. <tbody>
  31. <tr>
  32. <td class="name"><code>size</code></td>
  33. <td class="description last"><p>The size of a single gosper island.<br/>Default is <code>1</code>.</p></td>
  34. </tr>
  35. </tbody>
  36. </table>
  37. <dl class="details">
  38. <dt class="tag-returns"><strong>Returns:</strong> The gosper island points.</dt>
  39. </dl>
  40. </div>
  41. <h3 class="name name-method" id="~hilbert2D" translate="no">.<a href="#~hilbert2D">hilbert2D</a><span class="signature">( center : <span class="param-type">Vector3</span>, size : <span class="param-type">number</span>, iterations : <span class="param-type">number</span>, v0 : <span class="param-type">number</span>, v1 : <span class="param-type">number</span>, v2 : <span class="param-type">number</span>, v3 : <span class="param-type">number</span> )</span><span class="type-signature"> : Array.&lt;<a href="Vector3.html">Vector3</a>></span> <span class="type-signature">(inner) </span></h3>
  42. <div class="method">
  43. <div class="description">
  44. <p>Generates 2D-Coordinates along a Hilbert curve.</p>
  45. <p>Based on work by: <a href="http://www.openprocessing.org/sketch/15493">http://www.openprocessing.org/sketch/15493</a></p>
  46. </div>
  47. <table class="params">
  48. <tbody>
  49. <tr>
  50. <td class="name"><code>center</code></td>
  51. <td class="description last"><p>Center of Hilbert curve.</p></td>
  52. </tr>
  53. <tr>
  54. <td class="name"><code>size</code></td>
  55. <td class="description last"><p>Total width of Hilbert curve.<br/>Default is <code>10</code>.</p></td>
  56. </tr>
  57. <tr>
  58. <td class="name"><code>iterations</code></td>
  59. <td class="description last"><p>Number of subdivisions.<br/>Default is <code>10</code>.</p></td>
  60. </tr>
  61. <tr>
  62. <td class="name"><code>v0</code></td>
  63. <td class="description last"><p>Corner index -X, -Z.<br/>Default is <code>0</code>.</p></td>
  64. </tr>
  65. <tr>
  66. <td class="name"><code>v1</code></td>
  67. <td class="description last"><p>Corner index -X, +Z.<br/>Default is <code>1</code>.</p></td>
  68. </tr>
  69. <tr>
  70. <td class="name"><code>v2</code></td>
  71. <td class="description last"><p>Corner index +X, +Z.<br/>Default is <code>2</code>.</p></td>
  72. </tr>
  73. <tr>
  74. <td class="name"><code>v3</code></td>
  75. <td class="description last"><p>Corner index +X, -Z.<br/>Default is <code>3</code>.</p></td>
  76. </tr>
  77. </tbody>
  78. </table>
  79. <dl class="details">
  80. <dt class="tag-returns"><strong>Returns:</strong> The Hilbert curve points.</dt>
  81. </dl>
  82. </div>
  83. <h3 class="name name-method" id="~hilbert3D" translate="no">.<a href="#~hilbert3D">hilbert3D</a><span class="signature">( center : <span class="param-type">Vector3</span>, size : <span class="param-type">number</span>, iterations : <span class="param-type">number</span>, v0 : <span class="param-type">number</span>, v1 : <span class="param-type">number</span>, v2 : <span class="param-type">number</span>, v3 : <span class="param-type">number</span>, v4 : <span class="param-type">number</span>, v5 : <span class="param-type">number</span>, v6 : <span class="param-type">number</span>, v7 : <span class="param-type">number</span> )</span><span class="type-signature"> : Array.&lt;<a href="Vector3.html">Vector3</a>></span> <span class="type-signature">(inner) </span></h3>
  84. <div class="method">
  85. <div class="description">
  86. <p>Generates 3D-Coordinates along a Hilbert curve.</p>
  87. <p>Based on work by: <a href="https://openprocessing.org/user/5654">https://openprocessing.org/user/5654</a></p>
  88. </div>
  89. <table class="params">
  90. <tbody>
  91. <tr>
  92. <td class="name"><code>center</code></td>
  93. <td class="description last"><p>Center of Hilbert curve.</p></td>
  94. </tr>
  95. <tr>
  96. <td class="name"><code>size</code></td>
  97. <td class="description last"><p>Total width of Hilbert curve.<br/>Default is <code>10</code>.</p></td>
  98. </tr>
  99. <tr>
  100. <td class="name"><code>iterations</code></td>
  101. <td class="description last"><p>Number of subdivisions.<br/>Default is <code>1</code>.</p></td>
  102. </tr>
  103. <tr>
  104. <td class="name"><code>v0</code></td>
  105. <td class="description last"><p>Corner index -X, +Y, -Z.<br/>Default is <code>0</code>.</p></td>
  106. </tr>
  107. <tr>
  108. <td class="name"><code>v1</code></td>
  109. <td class="description last"><p>Corner index -X, +Y, +Z.<br/>Default is <code>1</code>.</p></td>
  110. </tr>
  111. <tr>
  112. <td class="name"><code>v2</code></td>
  113. <td class="description last"><p>Corner index -X, -Y, +Z.<br/>Default is <code>2</code>.</p></td>
  114. </tr>
  115. <tr>
  116. <td class="name"><code>v3</code></td>
  117. <td class="description last"><p>Corner index -X, -Y, -Z.<br/>Default is <code>3</code>.</p></td>
  118. </tr>
  119. <tr>
  120. <td class="name"><code>v4</code></td>
  121. <td class="description last"><p>Corner index +X, -Y, -Z.<br/>Default is <code>4</code>.</p></td>
  122. </tr>
  123. <tr>
  124. <td class="name"><code>v5</code></td>
  125. <td class="description last"><p>Corner index +X, -Y, +Z.<br/>Default is <code>5</code>.</p></td>
  126. </tr>
  127. <tr>
  128. <td class="name"><code>v6</code></td>
  129. <td class="description last"><p>Corner index +X, +Y, +Z.<br/>Default is <code>6</code>.</p></td>
  130. </tr>
  131. <tr>
  132. <td class="name"><code>v7</code></td>
  133. <td class="description last"><p>Corner index +X, +Y, -Z.<br/>Default is <code>7</code>.</p></td>
  134. </tr>
  135. </tbody>
  136. </table>
  137. <dl class="details">
  138. <dt class="tag-returns"><strong>Returns:</strong> <ul>
  139. <li>The Hilbert curve points.</li>
  140. </ul></dt>
  141. </dl>
  142. </div>
  143. <h2 class="subsection-title">Source</h2>
  144. <p>
  145. <a href="https://github.com/mrdoob/three.js/blob/master/examples/jsm/utils/GeometryUtils.js" target="_blank" rel="noopener" translate="no">examples/jsm/utils/GeometryUtils.js</a>
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