gl-matrix
Version:
Javascript Matrix and Vector library for High Performance WebGL apps
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<h1 class="page-title">Module: vec4</h1>
<section>
<header>
</header>
<article>
<div class="container-overview">
<div class="description">4 Dimensional Vector</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line23">line 23</a>
</li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id=".add"><span class="type-signature">(static) </span>add<span class="signature">(out, a, b)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Adds two vec4's
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line116">line 116</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".ceil"><span class="type-signature">(static) </span>ceil<span class="signature">(out, a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Math.ceil the components of a vec4
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to ceil</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line179">line 179</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".clone"><span class="type-signature">(static) </span>clone<span class="signature">(a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Creates a new vec4 initialized with values from an existing vector
</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>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to clone</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line48">line 48</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
a new 4D vector
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".copy"><span class="type-signature">(static) </span>copy<span class="signature">(out, a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Copy the values from one vec4 to another
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the source vector</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line82">line 82</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".create"><span class="type-signature">(static) </span>create<span class="signature">()</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Creates a new, empty vec4
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line33">line 33</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
a new 4D vector
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".dist"><span class="type-signature">(static) </span>dist<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
Alias for vec4.distance
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line547">line 547</a>
</li></ul></dd>
</dl>
<h4 class="name" id=".distance"><span class="type-signature">(static) </span>distance<span class="signature">(a, b)</span><span class="type-signature"> → {Number}</span></h4>
<div class="description">
Calculates the euclidian distance between two vec4's
</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>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line289">line 289</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
distance between a and b
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Number</span>
</dd>
</dl>
<h4 class="name" id=".div"><span class="type-signature">(static) </span>div<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
Alias for vec4.divide
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line541">line 541</a>
</li></ul></dd>
</dl>
<h4 class="name" id=".divide"><span class="type-signature">(static) </span>divide<span class="signature">(out, a, b)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Divides two vec4's
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line164">line 164</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".dot"><span class="type-signature">(static) </span>dot<span class="signature">(a, b)</span><span class="type-signature"> → {Number}</span></h4>
<div class="description">
Calculates the dot product of two vec4's
</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>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line400">line 400</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
dot product of a and b
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Number</span>
</dd>
</dl>
<h4 class="name" id=".equals"><span class="type-signature">(static) </span>equals<span class="signature">(a, b)</span><span class="type-signature"> → {Boolean}</span></h4>
<div class="description">
Returns whether or not the vectors have approximately the same elements in the same position.
</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>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">The first vector.</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">The second vector.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line516">line 516</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
True if the vectors are equal, false otherwise.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Boolean</span>
</dd>
</dl>
<h4 class="name" id=".exactEquals"><span class="type-signature">(static) </span>exactEquals<span class="signature">(a, b)</span><span class="type-signature"> → {Boolean}</span></h4>
<div class="description">
Returns whether or not the vectors have exactly the same elements in the same position (when compared with ===)
</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>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">The first vector.</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">The second vector.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line505">line 505</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
True if the vectors are equal, false otherwise.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Boolean</span>
</dd>
</dl>
<h4 class="name" id=".floor"><span class="type-signature">(static) </span>floor<span class="signature">(out, a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Math.floor the components of a vec4
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to floor</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line194">line 194</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".forEach"><span class="type-signature">(static) </span>forEach<span class="signature">(a, stride, offset, count, fn, arg<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {Array}</span></h4>
<div class="description">
Perform some operation over an array of vec4s.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">Array</span>
</td>
<td class="attributes">
</td>
<td class="description last">the array of vectors to iterate over</td>
</tr>
<tr>
<td class="name"><code>stride</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="attributes">
</td>
<td class="description last">Number of elements between the start of each vec4. If 0 assumes tightly packed</td>
</tr>
<tr>
<td class="name"><code>offset</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="attributes">
</td>
<td class="description last">Number of elements to skip at the beginning of the array</td>
</tr>
<tr>
<td class="name"><code>count</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="attributes">
</td>
<td class="description last">Number of vec4s to iterate over. If 0 iterates over entire array</td>
</tr>
<tr>
<td class="name"><code>fn</code></td>
<td class="type">
<span class="param-type">function</span>
</td>
<td class="attributes">
</td>
<td class="description last">Function to call for each vector in the array</td>
</tr>
<tr>
<td class="name"><code>arg</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">additional argument to pass to fn</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line579">line 579</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
a
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array</span>
</dd>
</dl>
<h4 class="name" id=".fromValues"><span class="type-signature">(static) </span>fromValues<span class="signature">(x, y, z, w)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Creates a new vec4 initialized with the given values
</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>x</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">X component</td>
</tr>
<tr>
<td class="name"><code>y</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Y component</td>
</tr>
<tr>
<td class="name"><code>z</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Z component</td>
</tr>
<tr>
<td class="name"><code>w</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">W component</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line66">line 66</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
a new 4D vector
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".inverse"><span class="type-signature">(static) </span>inverse<span class="signature">(out, a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Returns the inverse of the components of a vec4
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to invert</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line362">line 362</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".len"><span class="type-signature">(static) </span>len<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
Alias for vec4.length
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line559">line 559</a>
</li></ul></dd>
</dl>
<h4 class="name" id=".length"><span class="type-signature">(static) </span>length<span class="signature">(a)</span><span class="type-signature"> → {Number}</span></h4>
<div class="description">
Calculates the length of a vec4
</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>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to calculate length of</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line318">line 318</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
length of a
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Number</span>
</dd>
</dl>
<h4 class="name" id=".lerp"><span class="type-signature">(static) </span>lerp<span class="signature">(out, a, b, t)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Performs a linear interpolation between two vec4's
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
<tr>
<td class="name"><code>t</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">interpolation amount between the two inputs</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line413">line 413</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".max"><span class="type-signature">(static) </span>max<span class="signature">(out, a, b)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Returns the maximum of two vec4's
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line226">line 226</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".min"><span class="type-signature">(static) </span>min<span class="signature">(out, a, b)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Returns the minimum of two vec4's
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line210">line 210</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".mul"><span class="type-signature">(static) </span>mul<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
Alias for vec4.multiply
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line535">line 535</a>
</li></ul></dd>
</dl>
<h4 class="name" id=".multiply"><span class="type-signature">(static) </span>multiply<span class="signature">(out, a, b)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Multiplies two vec4's
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the first operand</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the second operand</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line148">line 148</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".negate"><span class="type-signature">(static) </span>negate<span class="signature">(out, a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Negates the components of a vec4
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to negate</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line347">line 347</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">vec4</span>
</dd>
</dl>
<h4 class="name" id=".normalize"><span class="type-signature">(static) </span>normalize<span class="signature">(out, a)</span><span class="type-signature"> → {vec4}</span></h4>
<div class="description">
Normalize a vec4
</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>out</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">the receiving vector</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">vec4</span>
</td>
<td class="description last">vector to normalize</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="vec4.js.html">vec4.js</a>, <a href="vec4.js.html#line377">line 377</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>