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<title>GLM_GTX_integer: Extended integer functions</title>
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<a href="#typedef-members">Typedefs</a> &#124;
<a href="#func-members">Functions</a> </div>
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<h1>GLM_GTX_integer: Extended integer functions</h1> </div>
<div class="ingroups"><a class="el" href="a00152.html">GTX Extensions (Experimental)</a></div></div>
<div class="contents">
<p>Add support for integer for core functions.
<a href="#_details">More...</a></p>
<table class="memberdecls">
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Typedefs</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">typedef signed int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#gada7e83fdfe943aba4f1d5bf80cb66f40">sint</a></td></tr>
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Functions</h2></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00189.html#ga56d0b5195667769d9f43859d3fd0ed12">factorial</a> (genType const &amp;x)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#ga054b9fd24e0d18af9ae7e9b6bfb5a2c9">floor_log2</a> (unsigned int x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename genIUType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genIUType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00189.html#ga48b54b38896ef5bd1fdf2e60f1e2009f">log2</a> (genIUType const &amp;x)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#ga5f05facb4b70489113d284edd53babcb">mod</a> (uint x, uint y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#ga01082d953f4864e9accbcb84987a1066">mod</a> (int x, int y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#gade78ad3e82d61001f4641571db4dd56e">nlz</a> (uint x)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#gaaff5d34714236dbeddd49e4ecb045abc">pow</a> (uint x, uint y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#ga0073d991d1c9c9a37b458eb512535fc8">pow</a> (int x, int y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#ga6aad88cb883810890ac2b68000c544c1">sqrt</a> (int x)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00189.html#gafb4f8acb2b577775e2ef1a86e7312340">sqrt</a> (uint x)</td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Add support for integer for core functions. </p>
<p>&lt;<a class="el" href="a00057.html" title="OpenGL Mathematics (glm.g-truc.net)">glm/gtx/integer.hpp</a>&gt; need to be included to use these functionalities. </p>
<hr/><h2>Typedef Documentation</h2>
<a class="anchor" id="gada7e83fdfe943aba4f1d5bf80cb66f40"></a><!-- doxytag: member="glm::sint" ref="gada7e83fdfe943aba4f1d5bf80cb66f40" args="" -->
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<td class="memname">typedef signed int sint</td>
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<p>32bit signed integer. </p>
<p>From GLM_GTX_integer extension. </p>
<p>Definition at line <a class="el" href="a00057_source.html#l00081">81</a> of file <a class="el" href="a00057_source.html">integer.hpp</a>.</p>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga56d0b5195667769d9f43859d3fd0ed12"></a><!-- doxytag: member="glm::factorial" ref="ga56d0b5195667769d9f43859d3fd0ed12" args="(genType const &amp;x)" -->
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<td class="memname">genType glm::factorial </td>
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<p>Return the factorial value of a number (!12 max, integer only) From GLM_GTX_integer extension. </p>
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<a class="anchor" id="ga054b9fd24e0d18af9ae7e9b6bfb5a2c9"></a><!-- doxytag: member="glm::floor_log2" ref="ga054b9fd24e0d18af9ae7e9b6bfb5a2c9" args="(unsigned int x)" -->
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<td class="memname">unsigned int glm::floor_log2 </td>
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<p>Returns the floor log2 of x. </p>
<p>From GLM_GTX_integer extension. </p>
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<a class="anchor" id="ga48b54b38896ef5bd1fdf2e60f1e2009f"></a><!-- doxytag: member="glm::log2" ref="ga48b54b38896ef5bd1fdf2e60f1e2009f" args="(genIUType const &amp;x)" -->
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<p>Returns the log2 of x. </p>
<p>Can be reliably using to compute mipmap count from the texture size. From GLM_GTX_integer extension. </p>
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<td class="memname">uint glm::mod </td>
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<p>Modulus. </p>
<p>Returns x - y * floor(x / y) for each component in x using the floating point value y. From GLM_GTX_integer extension. </p>
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<p>Modulus. </p>
<p>Returns x - y * floor(x / y) for each component in x using the floating point value y. From GLM_GTX_integer extension. </p>
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<a class="anchor" id="gade78ad3e82d61001f4641571db4dd56e"></a><!-- doxytag: member="glm::nlz" ref="gade78ad3e82d61001f4641571db4dd56e" args="(uint x)" -->
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<td class="memname">uint glm::nlz </td>
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<p>Returns the number of leading zeros. </p>
<p>From GLM_GTX_integer extension. </p>
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<a class="anchor" id="gaaff5d34714236dbeddd49e4ecb045abc"></a><!-- doxytag: member="glm::pow" ref="gaaff5d34714236dbeddd49e4ecb045abc" args="(uint x, uint y)" -->
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<td class="paramtype">uint&#160;</td>
<td class="paramname"><em>x</em>, </td>
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<p>Returns x raised to the y power. </p>
<p>From GLM_GTX_integer extension. </p>
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<a class="anchor" id="ga0073d991d1c9c9a37b458eb512535fc8"></a><!-- doxytag: member="glm::pow" ref="ga0073d991d1c9c9a37b458eb512535fc8" args="(int x, int y)" -->
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<td class="memname">int glm::pow </td>
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<p>Returns x raised to the y power. </p>
<p>From GLM_GTX_integer extension. </p>
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<a class="anchor" id="ga6aad88cb883810890ac2b68000c544c1"></a><!-- doxytag: member="glm::sqrt" ref="ga6aad88cb883810890ac2b68000c544c1" args="(int x)" -->
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<td class="memname">int glm::sqrt </td>
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<td class="paramname"><em>x</em></td><td>)</td>
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<p>Returns the positive square root of x. </p>
<p>From GLM_GTX_integer extension. </p>
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<a class="anchor" id="gafb4f8acb2b577775e2ef1a86e7312340"></a><!-- doxytag: member="glm::sqrt" ref="gafb4f8acb2b577775e2ef1a86e7312340" args="(uint x)" -->
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<td class="memname">uint glm::sqrt </td>
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<td class="paramname"><em>x</em></td><td>)</td>
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<p>Returns the positive square root of x. </p>
<p>From GLM_GTX_integer extension. </p>
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