<!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"/> <meta name="generator" content="Doxygen 1.8.10"/> <title>0.9.8: 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> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">0.9.8 </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.10 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</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 class="ingroups"><a class="el" href="a00156.html">GLM Core</a></div></div> </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:ga25e54a7f44fc49ec6ac6ffc7675cf04a"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:ga25e54a7f44fc49ec6ac6ffc7675cf04a"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#ga25e54a7f44fc49ec6ac6ffc7675cf04a">exp</a> (vecType< T, P > const &v)</td></tr> <tr class="separator:ga25e54a7f44fc49ec6ac6ffc7675cf04a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga42ca440d9062f1f456f5a9e896378f9c"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:ga42ca440d9062f1f456f5a9e896378f9c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#ga42ca440d9062f1f456f5a9e896378f9c">exp2</a> (vecType< T, P > const &v)</td></tr> <tr class="separator:ga42ca440d9062f1f456f5a9e896378f9c"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga599103d4fe4ef2234761ba8da7268627"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:ga599103d4fe4ef2234761ba8da7268627"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#ga599103d4fe4ef2234761ba8da7268627">inversesqrt</a> (vecType< T, P > const &v)</td></tr> <tr class="separator:ga599103d4fe4ef2234761ba8da7268627"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga21efca311e62d233de0ae96bab126b83"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:ga21efca311e62d233de0ae96bab126b83"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#ga21efca311e62d233de0ae96bab126b83">log</a> (vecType< T, P > const &v)</td></tr> <tr class="separator:ga21efca311e62d233de0ae96bab126b83"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gabae30945338a555a03733f00dad95d0d"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:gabae30945338a555a03733f00dad95d0d"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#gabae30945338a555a03733f00dad95d0d">log2</a> (vecType< T, P > const &v)</td></tr> <tr class="separator:gabae30945338a555a03733f00dad95d0d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga082b332a4b7c6ad1d43e09ff19e214dd"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:ga082b332a4b7c6ad1d43e09ff19e214dd"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#ga082b332a4b7c6ad1d43e09ff19e214dd">pow</a> (vecType< T, P > const &base, vecType< T, P > const &exponent)</td></tr> <tr class="separator:ga082b332a4b7c6ad1d43e09ff19e214dd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gae7ac2e44c14d4e8004098d0bfba6e2b8"><td class="memTemplParams" colspan="2">template<typename T , precision P, template< typename, precision > class vecType> </td></tr> <tr class="memitem:gae7ac2e44c14d4e8004098d0bfba6e2b8"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< T, P > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00147.html#gae7ac2e44c14d4e8004098d0bfba6e2b8">sqrt</a> (vecType< T, P > const &v)</td></tr> <tr class="separator:gae7ac2e44c14d4e8004098d0bfba6e2b8"><td class="memSeparator" colspan="2"> </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="ga25e54a7f44fc49ec6ac6ffc7675cf04a"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::exp </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>v</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">v</td><td>exp function is defined for input values of v 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="ga42ca440d9062f1f456f5a9e896378f9c"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::exp2 </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>v</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns 2 raised to the v power. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">v</td><td>exp2 function is defined for input values of v 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="ga599103d4fe4ef2234761ba8da7268627"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::inversesqrt </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>v</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the reciprocal of the positive square root of v. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">v</td><td>inversesqrt function is defined for input values of v 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="ga21efca311e62d233de0ae96bab126b83"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::log </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>v</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the natural logarithm of v, i.e., returns the value y which satisfies the equation x = e^y. </p> <p>Results are undefined if v <= 0.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">v</td><td>log function is defined for input values of v 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="gabae30945338a555a03733f00dad95d0d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::log2 </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>v</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">v</td><td>log2 function is defined for input values of v 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="ga082b332a4b7c6ad1d43e09ff19e214dd"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::pow </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>base</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>exponent</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns 'base' raised to the power 'exponent'. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">base</td><td>Floating point value. pow function is defined for input values of 'base' defined in the range (inf-, inf+) in the limit of the type precision. </td></tr> <tr><td class="paramname">exponent</td><td>Floating point value representing the 'exponent'. </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="gae7ac2e44c14d4e8004098d0bfba6e2b8"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<T, P> glm::sqrt </td> <td>(</td> <td class="paramtype">vecType< T, P > const & </td> <td class="paramname"><em>v</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the positive square root of v. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">v</td><td>sqrt function is defined for input values of v 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  <a 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