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- <h1 translate="no">ShapeUtils</h1>
- <section>
- <header>
- <div class="class-description"><p>A class containing utility functions for shapes.</p></div>
- </header>
- <article>
- <div class="container-overview">
- <div class="method">
- </div>
- </div>
- <h2 class="subsection-title">Static Methods</h2>
- <h3 class="name name-method" id=".area" translate="no">.<a href="#.area">area</a><span class="signature">( contour : <span class="param-type">Array.<<a href="Vector2.html">Vector2</a>></span> )</span><span class="type-signature"> : number</span> </h3>
- <div class="method">
- <div class="description">
- <p>Calculate area of a ( 2D ) contour polygon.</p>
- </div>
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>contour</strong>
- </td>
- <td class="description last">
- <p>An array of 2D points.</p>
- </td>
- </tr>
- </tbody>
- </table>
- <dl class="details">
- <dt class="tag-returns"><strong>Returns:</strong> The area.</dt>
- </dl>
- </div>
- <h3 class="name name-method" id=".isClockWise" translate="no">.<a href="#.isClockWise">isClockWise</a><span class="signature">( pts : <span class="param-type">Array.<<a href="Vector2.html">Vector2</a>></span> )</span><span class="type-signature"> : boolean</span> </h3>
- <div class="method">
- <div class="description">
- <p>Returns <code>true</code> if the given contour uses a clockwise winding order.</p>
- </div>
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>pts</strong>
- </td>
- <td class="description last">
- <p>An array of 2D points defining a polygon.</p>
- </td>
- </tr>
- </tbody>
- </table>
- <dl class="details">
- <dt class="tag-returns"><strong>Returns:</strong> Whether the given contour uses a clockwise winding order or not.</dt>
- </dl>
- </div>
- <h3 class="name name-method" id=".triangulateShape" translate="no">.<a href="#.triangulateShape">triangulateShape</a><span class="signature">( contour : <span class="param-type">Array.<<a href="Vector2.html">Vector2</a>></span>, holes : <span class="param-type">Array.<Array.<<a href="Vector2.html">Vector2</a>>></span> )</span><span class="type-signature"> : Array.<Array.<number>></span> </h3>
- <div class="method">
- <div class="description">
- <p>Triangulates the given shape definition.</p>
- </div>
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>contour</strong>
- </td>
- <td class="description last">
- <p>An array of 2D points defining the contour.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>holes</strong>
- </td>
- <td class="description last">
- <p>An array that holds arrays of 2D points defining the holes.</p>
- </td>
- </tr>
- </tbody>
- </table>
- <dl class="details">
- <dt class="tag-returns"><strong>Returns:</strong> An array that holds for each face definition an array with three indices.</dt>
- </dl>
- </div>
- <h2 class="subsection-title">Source</h2>
- <p>
- <a href="https://github.com/mrdoob/three.js/blob/master/src/extras/ShapeUtils.js" translate="no" target="_blank" rel="noopener">src/extras/ShapeUtils.js</a>
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