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1217 lines
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1217 lines
24 KiB
HTML
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<body>
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<!-- ============================== header ================================= -->
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<!-- begin static/header.html -->
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<div id="header">
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</div>
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<!-- end static/header.html -->
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<div class="wrapper">
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<!-- ============================== classes index ============================ -->
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<header id="index">
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<!-- begin publish.classesIndex -->
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<div align="center"><a href="../index.html">Class Index</a>
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| <a href="../files.html">File Index</a></div>
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<hr />
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<h2>Classes</h2>
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<ul class="classList">
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<li></li>
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<li><a href="../symbols/glMatrix.html">glMatrix</a></li>
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<li><a href="../symbols/mat2.html">mat2</a></li>
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<li><a href="../symbols/mat2d.html">mat2d</a></li>
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<li><a href="../symbols/mat3.html">mat3</a></li>
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<li><a href="../symbols/mat4.html">mat4</a></li>
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<li><a href="../symbols/quat.html">quat</a></li>
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<li><a href="../symbols/vec2.html">vec2</a></li>
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<li><a href="../symbols/vec3.html">vec3</a></li>
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<li><a href="../symbols/vec4.html">vec4</a></li>
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</ul>
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<hr />
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<!-- end publish.classesIndex -->
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</header>
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<section id="content">
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<!-- ============================== class title ============================ -->
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<h1 class="classTitle">
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Class mat2d
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</h1>
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<!-- ============================== class summary ========================== -->
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<p class="description">
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2x3 Matrix
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<div class="description">A mat2d contains six elements defined as:
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<pre>
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[a, b,
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c, d,
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tx,ty]
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</pre>
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This is a short form for the 3x3 matrix:
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<pre>
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[a, b, 0
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c, d, 0
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tx,ty,1]
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</pre>
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The last column is ignored so the array is shorter and operations are faster.</div>
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<br /><i>Defined in: </i> <a href="../symbols/src/gl-matrix_src_gl-matrix_mat2d.js.html">mat2d.js</a>.
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</p>
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<!-- ============================== properties summary ===================== -->
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<!-- ============================== methods summary ======================== -->
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<h2>Methods</h2>
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<table class="summaryTable" cellspacing="0" summary="A summary of the methods documented in the class mat2d.">
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<tbody>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.clone">clone</a></b>(a)
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</code>
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<div class="description">Creates a new mat2d initialized with values from an existing matrix</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.copy">copy</a></b>(out, a)
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</code>
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<div class="description">Copy the values from one mat2d to another</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.create">create</a></b>()
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</code>
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<div class="description">Creates a new identity mat2d</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.determinant">determinant</a></b>(a)
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</code>
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<div class="description">Calculates the determinant of a mat2d</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.identity">identity</a></b>(out)
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</code>
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<div class="description">Set a mat2d to the identity matrix</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.invert">invert</a></b>(out, a)
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</code>
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<div class="description">Inverts a mat2d</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.mul">mul</a></b>()
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</code>
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<div class="description">Alias for <a href="../symbols/mat2d.html#.multiply">mat2d.multiply</a></div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.multiply">multiply</a></b>(out, a, b)
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</code>
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<div class="description">Multiplies two mat2d's</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.rotate">rotate</a></b>(out, a, rad)
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</code>
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<div class="description">Rotates a mat2d by the given angle</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.scale">scale</a></b>(out, a, v)
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</code>
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<div class="description">Scales the mat2d by the dimensions in the given vec2</div>
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</td>
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</tr>
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<tr>
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<td class="nameDescription">
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<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.str">str</a></b>(a)
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</code>
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|
<div class="description">Returns a string representation of a mat2d</div>
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</td>
|
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</tr>
|
|
|
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<tr>
|
|
<td class="nameDescription">
|
|
<code class="fixedFont">mat2d.<b><a href="../symbols/mat2d.html#.translate">translate</a></b>(out, a, v)
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</code>
|
|
<div class="description">Translates the mat2d by the dimensions in the given vec2</div>
|
|
</td>
|
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</tr>
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</tbody>
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</table>
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<!-- ============================== field details ========================== -->
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|
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<!-- ============================== method details ========================= -->
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<h2>Method Detail</h2>
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<a name=".clone"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>clone</b>(a)
|
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</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
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<p class="description">
|
|
Creates a new mat2d initialized with values from an existing matrix
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</p>
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<dl class="detailList">
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<dt class="heading">Parameters:</dt>
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<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
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</dt>
|
|
<dd>matrix to clone</dd>
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</dl>
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<dl class="detailList">
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<dt class="heading">Returns:</dt>
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<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> a new 2x3 matrix</dd>
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</dl>
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<hr />
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</div>
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<a name=".copy"> </a>
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<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>copy</b>(out, a)
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</h3>
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|
<div style="margin-left: 1em;">
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|
<p class="description">
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Copy the values from one mat2d to another
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</p>
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<dl class="detailList">
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<dt class="heading">Parameters:</dt>
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<dt>
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|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
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</dt>
|
|
<dd>the receiving matrix</dd>
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<dt>
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|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
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</dt>
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<dd>the source matrix</dd>
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</dl>
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<dl class="detailList">
|
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<dt class="heading">Returns:</dt>
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<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
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</dl>
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<hr />
|
|
</div>
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|
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<a name=".create"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>create</b>()
|
|
</h3>
|
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|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Creates a new identity mat2d
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</p>
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<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
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|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> a new 2x3 matrix</dd>
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|
|
</dl>
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|
|
<hr />
|
|
</div>
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|
|
<a name=".determinant"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{Number}</span>
|
|
<span class="light">mat2d.</span><b>determinant</b>(a)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Calculates the determinant of a mat2d
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|
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|
|
</p>
|
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|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
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|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>the source matrix</dd>
|
|
|
|
</dl>
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|
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|
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<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
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|
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|
<dd><span class="light fixedFont">{Number}</span> determinant of a</dd>
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|
|
|
</dl>
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|
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|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".identity"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>identity</b>(out)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Set a mat2d to the identity matrix
|
|
|
|
|
|
</p>
|
|
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|
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|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
|
|
|
|
</dt>
|
|
<dd>the receiving matrix</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".invert"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>invert</b>(out, a)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Inverts a mat2d
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
|
|
|
|
</dt>
|
|
<dd>the receiving matrix</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>the source matrix</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".mul"> </a>
|
|
<h3 class="fixedFont">
|
|
|
|
<span class="light">mat2d.</span><b>mul</b>()
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Alias for <a href="../symbols/mat2d.html#.multiply">mat2d.multiply</a>
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".multiply"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>multiply</b>(out, a, b)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Multiplies two mat2d's
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
|
|
|
|
</dt>
|
|
<dd>the receiving matrix</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>the first operand</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>b</b>
|
|
|
|
</dt>
|
|
<dd>the second operand</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".rotate"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>rotate</b>(out, a, rad)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Rotates a mat2d by the given angle
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
|
|
|
|
</dt>
|
|
<dd>the receiving matrix</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>the matrix to rotate</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{Number}</span> <b>rad</b>
|
|
|
|
</dt>
|
|
<dd>the angle to rotate the matrix by</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".scale"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>scale</b>(out, a, v)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Scales the mat2d by the dimensions in the given vec2
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
|
|
|
|
</dt>
|
|
<dd>the receiving matrix</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>the matrix to translate</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/vec2.html">vec2</a>}</span> <b>v</b>
|
|
|
|
</dt>
|
|
<dd>the vec2 to scale the matrix by</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".str"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{String}</span>
|
|
<span class="light">mat2d.</span><b>str</b>(a)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Returns a string representation of a mat2d
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>matrix to represent as a string</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{String}</span> string representation of the matrix</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
<hr />
|
|
</div>
|
|
|
|
<a name=".translate"> </a>
|
|
<h3 class="fixedFont">
|
|
<span class="light">{<a href="../symbols/mat2d.html">mat2d</a>}</span>
|
|
<span class="light">mat2d.</span><b>translate</b>(out, a, v)
|
|
</h3>
|
|
|
|
<div style="margin-left: 1em;">
|
|
<p class="description">
|
|
Translates the mat2d by the dimensions in the given vec2
|
|
|
|
|
|
</p>
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Parameters:</dt>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>out</b>
|
|
|
|
</dt>
|
|
<dd>the receiving matrix</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> <b>a</b>
|
|
|
|
</dt>
|
|
<dd>the matrix to translate</dd>
|
|
|
|
<dt>
|
|
<span class="light fixedFont">{<a href="../symbols/vec2.html">vec2</a>}</span> <b>v</b>
|
|
|
|
</dt>
|
|
<dd>the vec2 to translate the matrix by</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
<dl class="detailList">
|
|
<dt class="heading">Returns:</dt>
|
|
|
|
<dd><span class="light fixedFont">{<a href="../symbols/mat2d.html">mat2d</a>}</span> out</dd>
|
|
|
|
</dl>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
<hr />
|
|
</section>
|
|
|
|
|
|
<!-- ============================== footer ================================= -->
|
|
<footer>
|
|
<small>
|
|
|
|
Documentation generated by <a href="http://code.google.com/p/jsdoc-toolkit/" target="_blank">JsDoc Toolkit</a> 2.4.0 on Fri Mar 15 2013 22:21:14 GMT-0700 (PDT)
|
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<br/><br/>
|
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Theme based on Github Pages template by <a href="https://github.com/orderedlist">orderedlist</a>
|
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</small>
|
|
</footer>
|
|
|
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</div>
|
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</body>
|
|
</html>
|