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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="utf-8">
- <title>CCDIKSolver - Three.js Docs</title>
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- </head>
- <body>
- <h1 translate="no">CCDIKSolver</h1>
- <section>
- <header>
- <div class="class-description"><p>This class solves the Inverse Kinematics Problem with a <a href="https://web.archive.org/web/20221206080850/https://sites.google.com/site/auraliusproject/ccd-algorithm" target="_blank" rel="noopener">CCD Algorithm</a>.</p>
- <p><code>CCDIKSolver</code> is designed to work with instances of <a href="SkinnedMesh.html">SkinnedMesh</a>.</p></div>
- </header>
- <article>
- <h2 class="subsection-title">Import</h2>
- <p><span translate="no">CCDIKSolver</span> is an addon, and must be imported explicitly, see <a href="https://threejs.org/manual/#en/installation" target="_blank" rel="noopener">Installation#Addons</a>.</p>
- <pre><code class="language-js">import { CCDIKSolver } from 'three/addons/animation/CCDIKSolver.js';</code></pre>
- <div class="container-overview">
- <h2>Constructor</h2>
- <h3 class="name name-method" id="CCDIKSolver" translate="no">new <a href="#CCDIKSolver">CCDIKSolver</a><span class="signature">( mesh : <span class="param-type"><a href="SkinnedMesh.html">SkinnedMesh</a></span>, iks : <span class="param-type">Array.<<a href="CCDIKSolver.html#~IK">CCDIKSolver~IK</a>></span> )</span> </h3>
- <div class="method">
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>mesh</strong>
- </td>
- <td class="description last">
- <p>The skinned mesh.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>iks</strong>
- </td>
- <td class="description last">
- <p>The IK objects.</p>
- <p>Default is <code>[]</code>.</p>
- </td>
- </tr>
- </tbody>
- </table>
- </div>
- </div>
- <h2 class="subsection-title">Properties</h2>
- <div class="member">
- <h3 class="name" id="iks" translate="no">.<a href="#iks">iks</a><span class="type-signature"> : <a href="SkinnedMesh.html">SkinnedMesh</a></span> </h3>
- <div class="description">
- <p>The IK objects.</p>
- </div>
- </div>
- <div class="member">
- <h3 class="name" id="mesh" translate="no">.<a href="#mesh">mesh</a><span class="type-signature"> : <a href="SkinnedMesh.html">SkinnedMesh</a></span> </h3>
- <div class="description">
- <p>The skinned mesh.</p>
- </div>
- </div>
- <h2 class="subsection-title">Methods</h2>
- <h3 class="name name-method" id="createHelper" translate="no">.<a href="#createHelper">createHelper</a><span class="signature">( sphereSize : <span class="param-type">number</span> )</span><span class="type-signature"> : <a href="CCDIKHelper.html">CCDIKHelper</a></span> </h3>
- <div class="method">
- <div class="description">
- <p>Creates a helper for visualizing the CCDIK.</p>
- </div>
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>sphereSize</strong>
- </td>
- <td class="description last">
- <p>The sphere size.</p>
- </td>
- </tr>
- </tbody>
- </table>
- <dl class="details">
- <dt class="tag-returns"><strong>Returns:</strong> The created helper.</dt>
- </dl>
- </div>
- <h3 class="name name-method" id="update" translate="no">.<a href="#update">update</a><span class="signature">( globalBlendFactor : <span class="param-type">number</span> )</span><span class="type-signature"> : <a href="CCDIKSolver.html">CCDIKSolver</a></span> </h3>
- <div class="method">
- <div class="description">
- <p>Updates all IK bones by solving the CCD algorithm.</p>
- </div>
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>globalBlendFactor</strong>
- </td>
- <td class="description last">
- <p>Blend factor applied if an IK chain doesn't have its own .blendFactor.</p>
- <p>Default is <code>1.0</code>.</p>
- </td>
- </tr>
- </tbody>
- </table>
- <dl class="details">
- <dt class="tag-returns"><strong>Returns:</strong> A reference to this instance.</dt>
- </dl>
- </div>
- <h3 class="name name-method" id="updateOne" translate="no">.<a href="#updateOne">updateOne</a><span class="signature">( ik : <span class="param-type"><a href="CCDIKSolver.html#~IK">CCDIKSolver~IK</a></span>, overrideBlend : <span class="param-type">number</span> )</span><span class="type-signature"> : <a href="CCDIKSolver.html">CCDIKSolver</a></span> </h3>
- <div class="method">
- <div class="description">
- <p>Updates one IK bone solving the CCD algorithm.</p>
- </div>
- <table class="params">
- <tbody>
- <tr>
- <td class="name">
- <strong>ik</strong>
- </td>
- <td class="description last">
- <p>The IK to update.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>overrideBlend</strong>
- </td>
- <td class="description last">
- <p>If the IK object does not define <code>blendFactor</code>, this value is used.</p>
- <p>Default is <code>1.0</code>.</p>
- </td>
- </tr>
- </tbody>
- </table>
- <dl class="details">
- <dt class="tag-returns"><strong>Returns:</strong> A reference to this instance.</dt>
- </dl>
- </div>
- <h2 class="subsection-title">Type Definitions</h2>
- <div class="member">
- <h3 class="name" id="~BoneLink" translate="no">.<a href="#~BoneLink">BoneLink</a> </h3>
- <div class="description">
- <p>This type represents bone links.</p>
- </div>
- <table class="props">
- <tbody>
- <tr>
- <td class="name">
- <strong>index</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>The index of a linked bone which refers to a bone in the <code>Skeleton.bones</code> array.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>limitation</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>Rotation axis.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>rotationMin</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>Rotation minimum limit.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>rotationMax</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>Rotation maximum limit.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>enabled</strong>
- <br>
- <span class="param-type">boolean</span>
- </td>
- <td class="description last">
- <p>Whether the link is enabled or not.</p>
- <p>Default is <code>true</code>.</p>
- </td>
- </tr>
- </tbody>
- </table>
- </div>
- <div class="member">
- <h3 class="name" id="~IK" translate="no">.<a href="#~IK">IK</a> </h3>
- <div class="description">
- <p>This type represents IK configuration objects.</p>
- </div>
- <table class="props">
- <tbody>
- <tr>
- <td class="name">
- <strong>target</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>The target bone index which refers to a bone in the <code>Skeleton.bones</code> array.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>effector</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>The effector bone index which refers to a bone in the <code>Skeleton.bones</code> array.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>links</strong>
- <br>
- <span class="param-type">Array.<<a href="CCDIKSolver.html#~BoneLink">CCDIKSolver~BoneLink</a>></span>
- </td>
- <td class="description last">
- <p>An array of bone links.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>iteration</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>Iteration number of calculation. Smaller is faster but less precise.</p>
- <p>Default is <code>1</code>.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>minAngle</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>Minimum rotation angle in a step in radians.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>maxAngle</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>Minimum rotation angle in a step in radians.</p>
- </td>
- </tr>
- <tr>
- <td class="name">
- <strong>blendFactor</strong>
- <br>
- <span class="param-type">number</span>
- </td>
- <td class="description last">
- <p>The blend factor.</p>
- </td>
- </tr>
- </tbody>
- </table>
- </div>
- <h2 class="subsection-title">Source</h2>
- <p>
- <a href="https://github.com/mrdoob/three.js/blob/master/examples/jsm/animation/CCDIKSolver.js" translate="no" target="_blank" rel="noopener">examples/jsm/animation/CCDIKSolver.js</a>
- </p>
- </article>
- </section>
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