mirror/glm
1
0
Fork 0
mirror of https://github.com/g-truc/glm.git synced 2024-11-14 06:04:34 +00:00
Code Issues Packages Projects Releases Wiki Activity
88ee302567
glm/doc/api/a00130.html
Christophe Riccio 753d5db251 Updated documentation
2012-11-18 14:05:52 +01:00

322 lines
15 KiB
HTML
Raw Blame History

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<title>Exponential functions</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectlogo"><img alt="Logo" src="logo.png"/></td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.2 -->
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main&#160;Page</span></a></li>
<li><a href="pages.html"><span>Related&#160;Pages</span></a></li>
<li><a href="modules.html"><span>Modules</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
</div><!-- top -->
<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">Exponential functions</div> </div>
<div class="ingroups"><a class="el" href="a00141.html">GLM Core</a></div></div><!--header-->
<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:ga03903bb9395a13d554a5fbecdf67792b"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:ga03903bb9395a13d554a5fbecdf67792b"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#ga03903bb9395a13d554a5fbecdf67792b">exp</a> (genType const &amp;x)</td></tr>
<tr class="separator:ga03903bb9395a13d554a5fbecdf67792b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga18385688b951da01cdc3a22c232e4e28"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:ga18385688b951da01cdc3a22c232e4e28"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#ga18385688b951da01cdc3a22c232e4e28">exp2</a> (genType const &amp;x)</td></tr>
<tr class="separator:ga18385688b951da01cdc3a22c232e4e28"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3fd19e045e3943b96e0cdad22fbda111"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:ga3fd19e045e3943b96e0cdad22fbda111"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#ga3fd19e045e3943b96e0cdad22fbda111">inversesqrt</a> (genType const &amp;x)</td></tr>
<tr class="separator:ga3fd19e045e3943b96e0cdad22fbda111"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga46a307f466090551e328eec42abf61bc"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:ga46a307f466090551e328eec42abf61bc"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#ga46a307f466090551e328eec42abf61bc">log</a> (genType const &amp;x)</td></tr>
<tr class="separator:ga46a307f466090551e328eec42abf61bc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gae19ff18661b33a0fe1b8edee61382f40"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:gae19ff18661b33a0fe1b8edee61382f40"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#gae19ff18661b33a0fe1b8edee61382f40">log2</a> (genType const &amp;x)</td></tr>
<tr class="separator:gae19ff18661b33a0fe1b8edee61382f40"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gac93ea301c287d87a63fa14a4c44b719b"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:gac93ea301c287d87a63fa14a4c44b719b"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#gac93ea301c287d87a63fa14a4c44b719b">pow</a> (genType const &amp;x, genType const &amp;y)</td></tr>
<tr class="separator:gac93ea301c287d87a63fa14a4c44b719b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga9b2fd4f39c29e3d55c4b4087ab873f9f"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:ga9b2fd4f39c29e3d55c4b4087ab873f9f"><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00130.html#ga9b2fd4f39c29e3d55c4b4087ab873f9f">sqrt</a> (genType const &amp;x)</td></tr>
<tr class="separator:ga9b2fd4f39c29e3d55c4b4087ab873f9f"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>These all operate component-wise. </p>
<p>The description is per component. </p>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="ga03903bb9395a13d554a5fbecdf67792b"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::exp </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the natural exponentiation of x, i.e., e^x. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>exp function is defined for input values of x defined in the range (inf-, inf+) in the limit of the type precision. </td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp.xml">GLSL exp man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga18385688b951da01cdc3a22c232e4e28"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::exp2 </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns 2 raised to the x power. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>exp2 function is defined for input values of x defined in the range (inf-, inf+) in the limit of the type precision. </td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp2.xml">GLSL exp2 man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga3fd19e045e3943b96e0cdad22fbda111"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::inversesqrt </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the reciprocal of the positive square root of x. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>inversesqrt function is defined for input values of x defined in the range [0, inf+) in the limit of the type precision. </td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/inversesqrt.xml">GLSL inversesqrt man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga46a307f466090551e328eec42abf61bc"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::log </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the natural logarithm of x, i.e., returns the value y which satisfies the equation x = e^y. </p>
<p>Results are undefined if x &lt;= 0.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>log function is defined for input values of x defined in the range (0, inf+) in the limit of the type precision. </td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log.xml">GLSL log man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gae19ff18661b33a0fe1b8edee61382f40"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::log2 </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the base 2 log of x, i.e., returns the value y, which satisfies the equation x = 2 ^ y. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>log2 function is defined for input values of x defined in the range (0, inf+) in the limit of the type precision. </td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log2.xml">GLSL log2 man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gac93ea301c287d87a63fa14a4c44b719b"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::pow </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>y</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns x raised to the y power. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>pow function is defined for input values of x defined in the range (inf-, inf+) in the limit of the type precision. </td></tr>
<tr><td class="paramname">y</td><td></td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/pow.xml">GLSL pow man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga9b2fd4f39c29e3d55c4b4087ab873f9f"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">genType glm::sqrt </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the positive square root of x. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>sqrt function is defined for input values of x defined in the range [0, inf+) in the limit of the type precision. </td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/sqrt.xml">GLSL sqrt man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.2
</small></address>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink