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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSDoc: Module: mat2</title>
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<div id="main">
<h1 class="page-title">Module: mat2</h1>
<section>
<header>
</header>
<article>
<div class="container-overview">
<div class="description">2x2 Matrix</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line3">line 3</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"> &rarr; {mat2}</span></h4>
<div class="description">
Adds two mat2'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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</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">mat2</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="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line321">line 321</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".adjoint"><span class="type-signature">(static) </span>adjoint<span class="signature">(out, a)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Calculates the adjugate of a mat2
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the source matrix</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line161">line 161</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".clone"><span class="type-signature">(static) </span>clone<span class="signature">(a)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Creates a new mat2 initialized with values from an existing matrix
</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">mat2</span>
</td>
<td class="description last">matrix 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="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line30">line 30</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
a new 2x2 matrix
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</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"> &rarr; {mat2}</span></h4>
<div class="description">
Copy the values from one mat2 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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the source matrix</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line46">line 46</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".create"><span class="type-signature">(static) </span>create<span class="signature">()</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Creates a new identity mat2
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line13">line 13</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
a new 2x2 matrix
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".determinant"><span class="type-signature">(static) </span>determinant<span class="signature">(a)</span><span class="type-signature"> &rarr; {Number}</span></h4>
<div class="description">
Calculates the determinant of a mat2
</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">mat2</span>
</td>
<td class="description last">the source matrix</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line178">line 178</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
determinant of a
</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"> &rarr; {Boolean}</span></h4>
<div class="description">
Returns whether or not the matrices 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">mat2</span>
</td>
<td class="description last">The first matrix.</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">The second matrix.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line363">line 363</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
True if the matrices 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"> &rarr; {Boolean}</span></h4>
<div class="description">
Returns whether or not the matrices 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">mat2</span>
</td>
<td class="description last">The first matrix.</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">The second matrix.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line352">line 352</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
True if the matrices are equal, false otherwise.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Boolean</span>
</dd>
</dl>
<h4 class="name" id=".frob"><span class="type-signature">(static) </span>frob<span class="signature">(a)</span><span class="type-signature"> &rarr; {Number}</span></h4>
<div class="description">
Returns Frobenius norm of a mat2
</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">mat2</span>
</td>
<td class="description last">the matrix to calculate Frobenius norm of</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line293">line 293</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Frobenius norm
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Number</span>
</dd>
</dl>
<h4 class="name" id=".fromRotation"><span class="type-signature">(static) </span>fromRotation<span class="signature">(out, rad)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Creates a matrix from a given angle
This is equivalent to (but much faster than):
mat2.identity(dest);
mat2.rotate(dest, dest, rad);
</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">mat2</span>
</td>
<td class="description last">mat2 receiving operation result</td>
</tr>
<tr>
<td class="name"><code>rad</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">the angle to rotate the matrix by</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line248">line 248</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".fromScaling"><span class="type-signature">(static) </span>fromScaling<span class="signature">(out, v)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Creates a matrix from a vector scaling
This is equivalent to (but much faster than):
mat2.identity(dest);
mat2.scale(dest, dest, vec);
</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">mat2</span>
</td>
<td class="description last">mat2 receiving operation result</td>
</tr>
<tr>
<td class="name"><code>v</code></td>
<td class="type">
<span class="param-type">vec2</span>
</td>
<td class="description last">Scaling vector</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line269">line 269</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".fromValues"><span class="type-signature">(static) </span>fromValues<span class="signature">(m00, m01, m10, m11)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Create a new mat2 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>m00</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 0, row 0 position (index 0)</td>
</tr>
<tr>
<td class="name"><code>m01</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 0, row 1 position (index 1)</td>
</tr>
<tr>
<td class="name"><code>m10</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 1, row 0 position (index 2)</td>
</tr>
<tr>
<td class="name"><code>m11</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 1, row 1 position (index 3)</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line77">line 77</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out A new 2x2 matrix
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".identity"><span class="type-signature">(static) </span>identity<span class="signature">(out)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Set a mat2 to the identity matrix
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line60">line 60</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".invert"><span class="type-signature">(static) </span>invert<span class="signature">(out, a)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Inverts a mat2
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the source matrix</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line135">line 135</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".LDU"><span class="type-signature">(static) </span>LDU<span class="signature">(L, D, U, a)</span><span class="type-signature"></span></h4>
<div class="description">
Returns L, D and U matrices (Lower triangular, Diagonal and Upper triangular) by factorizing the input matrix
</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>L</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the lower triangular matrix</td>
</tr>
<tr>
<td class="name"><code>D</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the diagonal matrix</td>
</tr>
<tr>
<td class="name"><code>U</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the upper triangular matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the input matrix to factorize</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line305">line 305</a>
</li></ul></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 mat2.multiply
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line409">line 409</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"> &rarr; {mat2}</span></h4>
<div class="description">
Multiplies two mat2'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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</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">mat2</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="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line190">line 190</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".multiplyScalar"><span class="type-signature">(static) </span>multiplyScalar<span class="signature">(out, a, b)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Multiply each element of the matrix by a scalar.
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the matrix to scale</td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">amount to scale the matrix's elements by</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line380">line 380</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".multiplyScalarAndAdd"><span class="type-signature">(static) </span>multiplyScalarAndAdd<span class="signature">(out, a, b, scale)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Adds two mat2's after multiplying each element of the second operand by a scalar value.
</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">mat2</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">mat2</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">mat2</span>
</td>
<td class="description last">the second operand</td>
</tr>
<tr>
<td class="name"><code>scale</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">the amount to scale b's elements by before adding</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line397">line 397</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".rotate"><span class="type-signature">(static) </span>rotate<span class="signature">(out, a, rad)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Rotates a mat2 by the given angle
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the matrix to rotate</td>
</tr>
<tr>
<td class="name"><code>rad</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">the angle to rotate the matrix by</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line208">line 208</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".scale"><span class="type-signature">(static) </span>scale<span class="signature">(out, a, v)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Scales the mat2 by the dimensions in the given vec2
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the matrix to rotate</td>
</tr>
<tr>
<td class="name"><code>v</code></td>
<td class="type">
<span class="param-type">vec2</span>
</td>
<td class="description last">the vec2 to scale the matrix by</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line227">line 227</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".set"><span class="type-signature">(static) </span>set<span class="signature">(out, m00, m01, m10, m11)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Set the components of a mat2 to 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>out</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>m00</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 0, row 0 position (index 0)</td>
</tr>
<tr>
<td class="name"><code>m01</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 0, row 1 position (index 1)</td>
</tr>
<tr>
<td class="name"><code>m10</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 1, row 0 position (index 2)</td>
</tr>
<tr>
<td class="name"><code>m11</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Component in column 1, row 1 position (index 3)</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line96">line 96</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".str"><span class="type-signature">(static) </span>str<span class="signature">(a)</span><span class="type-signature"> &rarr; {String}</span></h4>
<div class="description">
Returns a string representation of a mat2
</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">mat2</span>
</td>
<td class="description last">matrix to represent as a string</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line283">line 283</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
string representation of the matrix
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">String</span>
</dd>
</dl>
<h4 class="name" id=".sub"><span class="type-signature">(static) </span>sub<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
Alias for mat2.subtract
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line415">line 415</a>
</li></ul></dd>
</dl>
<h4 class="name" id=".subtract"><span class="type-signature">(static) </span>subtract<span class="signature">(out, a, b)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Subtracts matrix b from matrix a
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</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">mat2</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="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line337">line 337</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
<h4 class="name" id=".transpose"><span class="type-signature">(static) </span>transpose<span class="signature">(out, a)</span><span class="type-signature"> &rarr; {mat2}</span></h4>
<div class="description">
Transpose the values of a mat2
</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">mat2</span>
</td>
<td class="description last">the receiving matrix</td>
</tr>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type">mat2</span>
</td>
<td class="description last">the source matrix</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="mat2.js.html">mat2.js</a>, <a href="mat2.js.html#line111">line 111</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
out
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">mat2</span>
</dd>
</dl>
</article>
</section>
</div>
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