<!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>0.9.9 API documentation: GLM_GTC_integer</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="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/searchdata.js"></script> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { init_search(); }); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by 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class="el" href="a00286.html">Recommended extensions</a></div></div> </div> </div><!--header--> <div class="contents"> <p>Include <<a class="el" href="a00041.html" title="GLM_GTC_integer ">glm/gtc/integer.hpp</a>> to use the features of this extension. <a href="#details">More...</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:ga57824268ebe13a922f1d69a5d37f637f"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr> <tr class="memitem:ga57824268ebe13a922f1d69a5d37f637f"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, int, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00292.html#ga57824268ebe13a922f1d69a5d37f637f">iround</a> (vec< L, T, Q > const &x)</td></tr> <tr class="memdesc:ga57824268ebe13a922f1d69a5d37f637f"><td class="mdescLeft"> </td><td class="mdescRight">Returns a value equal to the nearest integer to x. <a href="a00292.html#ga57824268ebe13a922f1d69a5d37f637f">More...</a><br /></td></tr> <tr class="separator:ga57824268ebe13a922f1d69a5d37f637f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga9bd682e74bfacb005c735305207ec417"><td class="memTemplParams" colspan="2">template<typename genIUType > </td></tr> <tr class="memitem:ga9bd682e74bfacb005c735305207ec417"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genIUType </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00292.html#ga9bd682e74bfacb005c735305207ec417">log2</a> (genIUType x)</td></tr> <tr class="memdesc:ga9bd682e74bfacb005c735305207ec417"><td class="mdescLeft"> </td><td class="mdescRight">Returns the log2 of x for integer values. <a href="a00292.html#ga9bd682e74bfacb005c735305207ec417">More...</a><br /></td></tr> <tr class="separator:ga9bd682e74bfacb005c735305207ec417"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga6715b9d573972a0f7763d30d45bcaec4"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr> <tr class="memitem:ga6715b9d573972a0f7763d30d45bcaec4"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, uint, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00292.html#ga6715b9d573972a0f7763d30d45bcaec4">uround</a> (vec< L, T, Q > const &x)</td></tr> <tr class="memdesc:ga6715b9d573972a0f7763d30d45bcaec4"><td class="mdescLeft"> </td><td class="mdescRight">Returns a value equal to the nearest integer to x. <a href="a00292.html#ga6715b9d573972a0f7763d30d45bcaec4">More...</a><br /></td></tr> <tr class="separator:ga6715b9d573972a0f7763d30d45bcaec4"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <p>Include <<a class="el" href="a00041.html" title="GLM_GTC_integer ">glm/gtc/integer.hpp</a>> to use the features of this extension. </p> <p>Allow to perform bit operations on integer values </p> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="ga57824268ebe13a922f1d69a5d37f637f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vec<L, int, Q> glm::iround </td> <td>(</td> <td class="paramtype">vec< L, T, Q > const & </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns a value equal to the nearest integer to x. </p> <p>The fraction 0.5 will round in a direction chosen by the implementation, presumably the direction that is fastest.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">x</td><td>The values of the argument must be greater or equal to zero. </td></tr> </table> </dd> </dl> <dl class="tparams"><dt>Template Parameters</dt><dd> <table class="tparams"> <tr><td class="paramname">T</td><td>floating point scalar 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/round.xml">GLSL round man page</a> </dd> <dd> <a class="el" href="a00292.html" title="Include <glm/gtc/integer.hpp> to use the features of this extension. ">GLM_GTC_integer</a> </dd></dl> </div> </div> <a class="anchor" id="ga9bd682e74bfacb005c735305207ec417"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL genIUType glm::log2 </td> <td>(</td> <td class="paramtype">genIUType </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the log2 of x for integer values. </p> <p>Usefull to compute mipmap count from the texture size. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00292.html" title="Include <glm/gtc/integer.hpp> to use the features of this extension. ">GLM_GTC_integer</a> </dd></dl> </div> </div> <a class="anchor" id="ga6715b9d573972a0f7763d30d45bcaec4"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vec<L, uint, Q> glm::uround </td> <td>(</td> <td class="paramtype">vec< L, T, Q > const & </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Returns a value equal to the nearest integer to x. </p> <p>The fraction 0.5 will round in a direction chosen by the implementation, presumably the direction that is fastest.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">x</td><td>The values of the argument must be greater or equal to zero. </td></tr> </table> </dd> </dl> <dl class="tparams"><dt>Template Parameters</dt><dd> <table class="tparams"> <tr><td class="paramname">T</td><td>floating point scalar 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/round.xml">GLSL round man page</a> </dd> <dd> <a class="el" href="a00292.html" title="Include <glm/gtc/integer.hpp> to use the features of this extension. ">GLM_GTC_integer</a> </dd></dl> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.10 </small></address> </body> </html>