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Quaternion.html
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<!DOCTYPE html>
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<title>Quaternion - Documentation</title>
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<h2 class="home"><a href="index.html">Lance</a></h2><h2>Concepts</h2><ul class="tutorials"><li><span class='category'>Introduction<ul><li><a href="tutorial-introduction.html">Introduction</a></li><li><a href="tutorial-introduction_prologue.html">Prologue</a></li><li><a href="tutorial-introduction_community.html">Community</a></li><li><a href="tutorial-introduction_roadmap.html">Development Roadmap</a></li><li><a href="tutorial-introduction_faq.html">Frequently Asked Questions</a></li></ul></li><li><span class='category'>Overview<ul><li><a href="tutorial-overview_architecture.html">Architecture of a Multiplayer Game</a></li><li><a href="tutorial-choosing_a_physics_engine.html">Choosing a Physics Engine</a></li><li><a href="tutorial-guide_gameengine.html">Game Engine</a></li><li><a href="tutorial-guide_serverengine.html">Server Engine</a></li><li><a href="tutorial-guide_clientengine.html">Client Engine</a></li><li><a href="tutorial-guide_renderer.html">Renderer</a></li><li><a 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href="GameEngine.html#getPlayerGameOverResult">getPlayerGameOverResult</a></li><li data-type='method'><a href="GameEngine.html#isOwnedByPlayer">isOwnedByPlayer</a></li><li data-type='method'><a href="GameEngine.html#on">on</a></li><li data-type='method'><a href="GameEngine.html#once">once</a></li><li data-type='method'><a href="GameEngine.html#processInput">processInput</a></li><li data-type='method'><a href="GameEngine.html#registerClasses">registerClasses</a></li><li data-type='method'><a href="GameEngine.html#removeListener">removeListener</a></li><li data-type='method'><a href="GameEngine.html#removeObjectFromWorld">removeObjectFromWorld</a></li><li data-type='method'><a href="GameEngine.html#start">start</a></li><li data-type='method'><a href="GameEngine.html#step">step</a></li></ul></li><li><a href="GameObject.html">GameObject</a><ul class='methods'><li data-type='method'><a href="GameObject.html#bendingToString">bendingToString</a></li><li data-type='method'><a href="GameObject.html#hasComponent">hasComponent</a></li><li data-type='method'><a href="GameObject.html#onAddToWorld">onAddToWorld</a></li><li data-type='method'><a href="GameObject.html#onRemoveFromWorld">onRemoveFromWorld</a></li><li data-type='method'><a href="GameObject.html#syncTo">syncTo</a></li><li data-type='method'><a href="GameObject.html#toString">toString</a></li></ul></li><li><a href="GameWorld.html">GameWorld</a><ul class='methods'><li data-type='method'><a href="GameWorld.html#addObject">addObject</a></li><li data-type='method'><a href="GameWorld.html#forEachObject">forEachObject</a></li><li data-type='method'><a href="GameWorld.html#getNewId">getNewId</a></li><li data-type='method'><a href="GameWorld.html#queryObject">queryObject</a></li><li data-type='method'><a href="GameWorld.html#queryObjects">queryObjects</a></li><li data-type='method'><a href="GameWorld.html#removeObject">removeObject</a></li></ul></li><li><a href="KeyboardControls.html">KeyboardControls</a></li><li><a href="PhysicalObject2D.html">PhysicalObject2D</a><ul class='methods'><li data-type='method'><a href="PhysicalObject2D.html#onAddToWorld">onAddToWorld</a></li><li data-type='method'><a href="PhysicalObject2D.html#toString">toString</a></li></ul></li><li><a href="PhysicalObject3D.html">PhysicalObject3D</a><ul class='methods'><li data-type='method'><a href="PhysicalObject3D.html#toString">toString</a></li></ul></li><li><a href="Quaternion.html">Quaternion</a><ul class='methods'><li data-type='method'><a href="Quaternion.html#conjugate">conjugate</a></li><li data-type='method'><a href="Quaternion.html#copy">copy</a></li><li data-type='method'><a href="Quaternion.html#multiply">multiply</a></li><li data-type='method'><a href="Quaternion.html#set">set</a></li><li data-type='method'><a href="Quaternion.html#setFromAxisAngle">setFromAxisAngle</a></li><li data-type='method'><a href="Quaternion.html#slerp">slerp</a></li><li data-type='method'><a href="Quaternion.html#toAxisAngle">toAxisAngle</a></li><li data-type='method'><a href="Quaternion.html#toString">toString</a></li></ul></li><li><a href="Renderer.html">Renderer</a><ul class='methods'><li data-type='method'><a href="Renderer.html#addObject">addObject</a></li><li data-type='method'><a href="Renderer.html#draw">draw</a></li><li data-type='method'><a href="Renderer.html#init">init</a></li><li data-type='method'><a href="Renderer.html#removeObject">removeObject</a></li><li data-type='method'><a href="Renderer.html#runClientStep">runClientStep</a></li><li data-type='method'><a href="Renderer.html#stop">stop</a></li></ul></li><li><a href="Serializer.html">Serializer</a><ul class='methods'><li data-type='method'><a href="Serializer.html#.typeCanAssign">typeCanAssign</a></li><li data-type='method'><a href="Serializer.html#addCustomType">addCustomType</a></li><li data-type='method'><a href="Serializer.html#registerClass">registerClass</a></li></ul></li><li><a href="ServerEngine.html">ServerEngine</a><ul class='methods'><li data-type='method'><a href="ServerEngine.html#gameStatus">gameStatus</a></li></ul></li><li><a href="SimplePhysicsEngine.html">SimplePhysicsEngine</a></li><li><a href="ThreeVector.html">ThreeVector</a><ul class='methods'><li data-type='method'><a href="ThreeVector.html#add">add</a></li><li data-type='method'><a href="ThreeVector.html#clone">clone</a></li><li data-type='method'><a href="ThreeVector.html#copy">copy</a></li><li data-type='method'><a href="ThreeVector.html#getBendingDelta">getBendingDelta</a></li><li data-type='method'><a href="ThreeVector.html#length">length</a></li><li data-type='method'><a href="ThreeVector.html#lerp">lerp</a></li><li data-type='method'><a href="ThreeVector.html#multiplyScalar">multiplyScalar</a></li><li data-type='method'><a href="ThreeVector.html#normalize">normalize</a></li><li data-type='method'><a href="ThreeVector.html#set">set</a></li><li data-type='method'><a href="ThreeVector.html#subtract">subtract</a></li><li data-type='method'><a href="ThreeVector.html#toString">toString</a></li></ul></li><li><a href="Trace.html">Trace</a></li><li><a href="TwoVector.html">TwoVector</a><ul class='methods'><li data-type='method'><a href="TwoVector.html#add">add</a></li><li data-type='method'><a href="TwoVector.html#clone">clone</a></li><li data-type='method'><a href="TwoVector.html#copy">copy</a></li><li data-type='method'><a href="TwoVector.html#getBendingDelta">getBendingDelta</a></li><li data-type='method'><a href="TwoVector.html#length">length</a></li><li data-type='method'><a href="TwoVector.html#lerp">lerp</a></li><li data-type='method'><a href="TwoVector.html#multiplyScalar">multiplyScalar</a></li><li data-type='method'><a href="TwoVector.html#normalize">normalize</a></li><li data-type='method'><a href="TwoVector.html#set">set</a></li><li data-type='method'><a href="TwoVector.html#subtract">subtract</a></li><li data-type='method'><a href="TwoVector.html#toString">toString</a></li></ul></li></ul><h3 class="events">Events</h3><ul><li><a href="GameEngine.html#event:client__postStep">client__postStep</a></li><li><a href="GameEngine.html#event:client__preStep">client__preStep</a></li><li><a href="GameEngine.html#event:client__processInput">client__processInput</a></li><li><a href="GameEngine.html#event:client__slowFrameRate">client__slowFrameRate</a></li><li><a href="GameEngine.html#event:client__stepReset">client__stepReset</a></li><li><a href="GameEngine.html#event:client__syncReceived">client__syncReceived</a></li><li><a href="GameEngine.html#event:objectAdded">objectAdded</a></li><li><a href="GameEngine.html#event:objectDestroyed">objectDestroyed</a></li><li><a href="GameEngine.html#event:playerDisconnected">playerDisconnected</a></li><li><a href="GameEngine.html#event:playerJoined">playerJoined</a></li><li><a href="GameEngine.html#event:postStep">postStep</a></li><li><a href="GameEngine.html#event:preStep">preStep</a></li><li><a href="GameEngine.html#event:processInput">processInput</a></li><li><a href="GameEngine.html#event:server__inputReceived">server__inputReceived</a></li><li><a href="GameEngine.html#event:server__playerDisconnected">server__playerDisconnected</a></li><li><a href="GameEngine.html#event:server__playerJoined">server__playerJoined</a></li><li><a href="GameEngine.html#event:server__postStep">server__postStep</a></li><li><a href="GameEngine.html#event:server__preStep">server__preStep</a></li><li><a href="GameEngine.html#event:server__processInput">server__processInput</a></li><li><a href="GameEngine.html#event:start">start</a></li><li><a href="GameEngine.html#event:syncReceived">syncReceived</a></li></ul>
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<div id="main">
<h1 class="page-title">Quaternion</h1>
<section>
<header class="package">
<h2>
Quaternion
</h2>
<div class="class-description"><p>A Quaternion is a geometric object which can be used to
represent a three-dimensional rotation.</p></div>
</header>
<article class="package">
<div class="container-overview">
<h2>Constructor</h2>
<h4 class="name" id="Quaternion"><span class="type-signature"></span>new Quaternion<span class="signature">(w, x, y, z)</span><span class="type-signature"></span></h4>
<div class="description">
<p>Creates an instance of a Quaternion.</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>w</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>first value</p></td>
</tr>
<tr>
<td class="name"><code>x</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>second value</p></td>
</tr>
<tr>
<td class="name"><code>y</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>third value</p></td>
</tr>
<tr>
<td class="name"><code>z</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>fourth value</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="serialize_Quaternion.js.html">serialize/Quaternion.js</a>, <a href="serialize_Quaternion.js.html#line11">line 11</a>
</li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id="conjugate"><span class="type-signature"></span>conjugate<span class="signature">()</span><span class="type-signature"> → {<a href="Quaternion.html">Quaternion</a>}</span></h4>
<div class="description">
<p>conjugate the quaternion, in-place</p>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="serialize_Quaternion.js.html">serialize/Quaternion.js</a>, <a href="serialize_Quaternion.js.html#line150">line 150</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>returns self</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</dd>
</dl>
<h4 class="name" id="copy"><span class="type-signature"></span>copy<span class="signature">(sourceObj)</span><span class="type-signature"> → {<a href="Quaternion.html">Quaternion</a>}</span></h4>
<div class="description">
<p>copy values from another quaternion into this quaternion</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>sourceObj</code></td>
<td class="type">
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</td>
<td class="description last"><p>the quaternion to copy from</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="serialize_Quaternion.js.html">serialize/Quaternion.js</a>, <a href="serialize_Quaternion.js.html#line59">line 59</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>returns self</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</dd>
</dl>
<h4 class="name" id="multiply"><span class="type-signature"></span>multiply<span class="signature">(other)</span><span class="type-signature"> → {<a href="Quaternion.html">Quaternion</a>}</span></h4>
<div class="description">
<p>multiply this quaternion by another, in-place</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>other</code></td>
<td class="type">
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</td>
<td class="description last"><p>The other quaternion</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="serialize_Quaternion.js.html">serialize/Quaternion.js</a>, <a href="serialize_Quaternion.js.html#line164">line 164</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>returns self</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</dd>
</dl>
<h4 class="name" id="set"><span class="type-signature"></span>set<span class="signature">(w, x, y, z)</span><span class="type-signature"> → {<a href="Quaternion.html">Quaternion</a>}</span></h4>
<div class="description">
<p>set quaternion values</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>w</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>w-value</p></td>
</tr>
<tr>
<td class="name"><code>x</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>x-value</p></td>
</tr>
<tr>
<td class="name"><code>y</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>y-value</p></td>
</tr>
<tr>
<td class="name"><code>z</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last"><p>z-value</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="serialize_Quaternion.js.html">serialize/Quaternion.js</a>, <a href="serialize_Quaternion.js.html#line73">line 73</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>returns self</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</dd>
</dl>
<h4 class="name" id="setFromAxisAngle"><span class="type-signature"></span>setFromAxisAngle<span class="signature">(axis, angle)</span><span class="type-signature"> → {<a href="Quaternion.html">Quaternion</a>}</span></h4>
<div class="description">
<p>set the values of this quaternion from an axis/angle representation</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>axis</code></td>
<td class="type">
<span class="param-type"><a href="ThreeVector.html">ThreeVector</a></span>
</td>
<td class="description last"><p>The axis</p></td>
</tr>
<tr>
<td class="name"><code>angle</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>