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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>geometry-processing-js Class: TreeCotree</title>
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<h1 class="page-title">Class: TreeCotree</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="module-Projects.html">Projects</a>.</span>
TreeCotree
</h2>
</header>
<article>
<div class="container-overview">
<hr>
<dt>
<h4 class="name" id="TreeCotree"><span class="type-signature"></span>new TreeCotree(mesh)</h4>
</dt>
<dd>
<div class="description">
<p>This class computes the <a href="https://cs.cmu.edu/~kmcrane/Projects/DDG/paper.pdf">tree cotree</a> decomposition of a surface mesh<br>
to build its <a href="https://en.wikipedia.org/wiki/Homology_(mathematics)#Surfaces">homology generators</a>.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>mesh</code></td>
<td class="type">
<span class="param-type"><a href="module-Core.Mesh.html">module:Core.Mesh</a></span>
</td>
<td class="description last"><p>The input mesh this class acts on.</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>mesh</code></td>
<td class="type">
<span class="param-type"><a href="module-Core.Mesh.html">module:Core.Mesh</a></span>
</td>
<td class="description last"><p>The input mesh this class acts on.</p></td>
</tr>
<tr>
<td class="name"><code>vertexParent</code></td>
<td class="type">
<span class="param-type">vertexParent</span>
</td>
<td class="description last"><p>A dictionary mapping each vertex of the input mesh to<br>
its parent in the primal spanning tree.</p></td>
</tr>
<tr>
<td class="name"><code>faceParent</code></td>
<td class="type">
<span class="param-type">faceParent</span>
</td>
<td class="description last"><p>A dictionary mapping each face of the input mesh to<br>
its parent in the dual spanning tree.</p></td>
</tr>
</tbody>
</table>
</dl>
</dl>
</dd>
</div>
<h3 class="subsection-title">Methods</h3>
<dl>
<hr>
<dt>
<h4 class="name" id="buildGenerators"><span class="type-signature"></span>buildGenerators()</h4>
</dt>
<dd>
<div class="description">
<p>Computes the <a href="https://en.wikipedia.org/wiki/Homology_(mathematics)#Surfaces">homology generators</a> of the input mesh and stores them<br>
in the <a href="module-Core.Mesh.html">Mesh</a>'s generators property.</p>
</div>
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