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<title>GLM_GTX_bit: Extended bitwise operations</title>
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<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">GLM_GTX_bit: Extended bitwise operations</div> </div>
<div class="ingroups"><a class="el" href="a00137.html">GTX Extensions (Experimental)</a></div></div>
<div class="contents">
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="func-members"></a>
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="a00155.html#ga7aadf1d73b4236e9cf9b2f23c13af604">bitRevert</a> (genType const &amp;value)</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="a00155.html#gad9bc7e42a75381c3f6b68b8ba20863d3">bitRotateLeft</a> (genType const &amp;In, std::size_t Shift)</td></tr>
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<tr><td class="memTemplItemLeft" align="right" valign="top">genIUType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00155.html#gaf937428f9e6e9bb2e9214ff3be96cf95">fillBitfieldWithOne</a> (genIUType const &amp;Value, int const &amp;FromBit, int const &amp;ToBit)</td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<p>Allow to perform bit operations on integer values. </p>
<p>&lt;<a class="el" href="a00010.html" title="OpenGL Mathematics (glm.g-truc.net)">glm/gtx/bit.hpp</a>&gt; need to be included to use these functionalities. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga7aadf1d73b4236e9cf9b2f23c13af604"></a><!-- doxytag: member="glm::bitRevert" ref="ga7aadf1d73b4236e9cf9b2f23c13af604" args="(genType const &amp;value)" -->
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<p>Revert all bits of any integer based type. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<p>Rotate all bits to the left. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="gae2ceed046e662a889cd938de3191dd55"></a><!-- doxytag: member="glm::bitRotateRight" ref="gae2ceed046e662a889cd938de3191dd55" args="(genType const &amp;In, std::size_t Shift)" -->
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<p>Rotate all bits to the right. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<p>Component wise extraction of bit fields. </p>
<p>genType and genIType could be a scalar or a vector. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="gaf937428f9e6e9bb2e9214ff3be96cf95"></a><!-- doxytag: member="glm::fillBitfieldWithOne" ref="gaf937428f9e6e9bb2e9214ff3be96cf95" args="(genIUType const &amp;Value, int const &amp;FromBit, int const &amp;ToBit)" -->
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<p>Set to 1 a range of bits. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="gabb9c7b3bd390a61437667e5625834a7c"></a><!-- doxytag: member="glm::fillBitfieldWithZero" ref="gabb9c7b3bd390a61437667e5625834a7c" args="(genIUType const &amp;Value, int const &amp;FromBit, int const &amp;ToBit)" -->
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<div class="memdoc">
<p>Set to 0 a range of bits. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="gaa3679c623c2ff5dfb745f9ce4316b23c"></a><!-- doxytag: member="glm::highestBit" ref="gaa3679c623c2ff5dfb745f9ce4316b23c" args="(genType const &amp;value)" -->
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<td class="memname">int glm::highestBit </td>
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<td class="paramname"><em>value</em></td><td>)</td>
<td></td>
</tr>
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<div class="memdoc">
<p>Find the highest bit set to 1 in a integer variable. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga485d3ead7f6c624b00cc800c68ab8e08"></a><!-- doxytag: member="glm::highestBitValue" ref="ga485d3ead7f6c624b00cc800c68ab8e08" args="(genType const &amp;value)" -->
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<div class="memdoc">
<p>Find the highest bit set to 1 in a integer variable and return its value. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga3c0b3e843fa21220f08e801bb558470a"></a><!-- doxytag: member="glm::isPowerOfTwo" ref="ga3c0b3e843fa21220f08e801bb558470a" args="(genType const &amp;value)" -->
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<p>Return true if the value is a power of two number. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga94e553e5aabf9b202b5915719966d323"></a><!-- doxytag: member="glm::lowestBit" ref="ga94e553e5aabf9b202b5915719966d323" args="(genType const &amp;value)" -->
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<div class="memdoc">
<p>Find the lowest bit set to 1 in a integer variable. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga0d044f92de0108409d25ebcfea034dcb"></a><!-- doxytag: member="glm::mask" ref="ga0d044f92de0108409d25ebcfea034dcb" args="(genIType const &amp;count)" -->
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<div class="memdoc">
<p>Build a mask of 'count' bits. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga335322b4fcb2e5444ec467a1e7a40301"></a><!-- doxytag: member="glm::powerOfTwoAbove" ref="ga335322b4fcb2e5444ec467a1e7a40301" args="(genType const &amp;value)" -->
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<div class="memdoc">
<p>Return the power of two number which value is just higher the input value. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga4c3ea31127e64ec283fb6cf715b4d9ac"></a><!-- doxytag: member="glm::powerOfTwoBelow" ref="ga4c3ea31127e64ec283fb6cf715b4d9ac" args="(genType const &amp;value)" -->
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<p>Return the power of two number which value is just lower the input value. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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<a class="anchor" id="ga00cb2e4b82215e4d531ec046c19e2ce7"></a><!-- doxytag: member="glm::powerOfTwoNearest" ref="ga00cb2e4b82215e4d531ec046c19e2ce7" args="(genType const &amp;value)" -->
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<div class="memdoc">
<p>Return the power of two number which value is the closet to the input value. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="a00155.html" title="Allow to perform bit operations on integer values.">GLM_GTX_bit: Extended bitwise operations</a> </dd></dl>
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