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Updated API documentation

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Christophe Riccio
2016-09-11 12:44:33 +02:00
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<title>0.9.7: GLM_GTX_bit</title>
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<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">GLM_GTX_bit<div class="ingroups"><a class="el" href="a00161.html">GTX Extensions (Experimental)</a></div></div> </div>
<div class="title">GLM_GTX_common<div class="ingroups"><a class="el" href="a00155.html">GTX Extensions (Experimental)</a></div></div> </div>
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<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga0dcc8fe7c3d3ad60dea409281efa3d05"><td class="memTemplParams" colspan="2">template&lt;typename genIUType &gt; </td></tr>
<tr class="memitem:ga0dcc8fe7c3d3ad60dea409281efa3d05"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genIUType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00186.html#ga0dcc8fe7c3d3ad60dea409281efa3d05">highestBitValue</a> (genIUType Value)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Allow to perform bit operations on integer values. </p>
<p>&lt;<a class="el" href="a00008.html" title="OpenGL Mathematics (glm.g-truc.net) ">glm/gtx/bit.hpp</a>&gt; need to be included to use these functionalities. </p>
<p>Provide functions to increase the compatibility with Cg and HLSL languages. </p>
<p>&lt;<a class="el" href="a00015.html" title="GLM_GTX_common ">glm/gtx/common.hpp</a>&gt; need to be included to use these functionalities. </p>
<h2 class="groupheader">Function Documentation</h2>
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<td class="paramname"><em>Value</em></td><td>)</td>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
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<td>(</td>
<td class="paramtype">vecType&lt; T, P &gt; const &amp;&#160;</td>
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<p>Find the highest bit set to 1 in a integer variable and return its value. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
<p>Similar to 'mod' but with a different rounding and integer support. </p>
<p>Returns 'x - y * trunc(x/y)' instead of 'x - y * floor(x/y)'</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://stackoverflow.com/questions/7610631/glsl-mod-vs-hlsl-fmod">GLSL mod vs HLSL fmod</a> </dd>
<dd>
<a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/mod.xml">GLSL mod man page</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL genType::bool_type glm::isdenormal </td>
<td>(</td>
<td class="paramtype">genIUType&#160;</td>
<td class="paramname"><em>Value</em></td><td>)</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
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<p>Return the power of two number which value is just higher the input value. </p>
<p>Deprecated, use ceilPowerOfTwo from GTC_round instead</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00180.html" title="rounding value to specific boundings ">GLM_GTC_round</a> </dd>
<p>Returns true if x is a denormalized number Numbers whose absolute value is too small to be represented in the normal format are represented in an alternate, denormalized format. </p>
<p>This format is less precise but can represent values closer to zero.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/isnan.xml">GLSL isnan man page</a> </dd>
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<a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
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<td class="paramname"><em>value</em></td><td>)</td>
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<p>Return the power of two number which value is just higher the input value. </p>
<p>Deprecated, use ceilPowerOfTwo from GTC_round instead</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00180.html" title="rounding value to specific boundings ">GLM_GTC_round</a> </dd>
<dd>
<a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
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<td class="paramname"><em>Value</em></td><td>)</td>
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<p>Return the power of two number which value is just lower the input value. </p>
<p>Deprecated, use floorPowerOfTwo from GTC_round instead</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00180.html" title="rounding value to specific boundings ">GLM_GTC_round</a> </dd>
<dd>
<a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
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<td class="paramname"><em>value</em></td><td>)</td>
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<p>Return the power of two number which value is just lower the input value. </p>
<p>Deprecated, use floorPowerOfTwo from GTC_round instead</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00180.html" title="rounding value to specific boundings ">GLM_GTC_round</a> </dd>
<dd>
<a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
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<p>Return the power of two number which value is the closet to the input value. </p>
<p>Deprecated, use roundPowerOfTwo from GTC_round instead</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00180.html" title="rounding value to specific boundings ">GLM_GTC_round</a> </dd>
<dd>
<a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
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<td class="paramname"><em>value</em></td><td>)</td>
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<p>Return the power of two number which value is the closet to the input value. </p>
<p>Deprecated, use roundPowerOfTwo from GTC_round instead</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00180.html" title="rounding value to specific boundings ">GLM_GTC_round</a> </dd>
<dd>
<a class="el" href="a00186.html" title="Allow to perform bit operations on integer values. ">GLM_GTX_bit</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.3 Common Functions</a> </dd></dl>
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