<!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: GLM_GTC_ulp</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">GLM_GTC_ulp<div class="ingroups"><a class="el" href="a00154.html">GTC Extensions (Stable)</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:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="memTemplParams" colspan="2">template<typename T > </td></tr> <tr class="memitem:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL uint </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00179.html#ga2e09bd6c8b0a9c91f6f5683d68245634">float_distance</a> (T const &x, T const &y)</td></tr> <tr class="separator:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga85355f2549d75789eb66e5d565d8ad26"><td class="memTemplParams" colspan="2">template<typename T , template< typename > class vecType> </td></tr> <tr class="memitem:ga85355f2549d75789eb66e5d565d8ad26"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType< uint > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00179.html#ga85355f2549d75789eb66e5d565d8ad26">float_distance</a> (vecType< T > const &x, vecType< T > const &y)</td></tr> <tr class="separator:ga85355f2549d75789eb66e5d565d8ad26"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gae516ae554faa6117660828240e8bdaf0"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr> <tr class="memitem:gae516ae554faa6117660828240e8bdaf0"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00179.html#gae516ae554faa6117660828240e8bdaf0">next_float</a> (genType const &x)</td></tr> <tr class="separator:gae516ae554faa6117660828240e8bdaf0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gad107ec3d9697ef82032a33338a73ebdd"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr> <tr class="memitem:gad107ec3d9697ef82032a33338a73ebdd"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00179.html#gad107ec3d9697ef82032a33338a73ebdd">next_float</a> (genType const &x, uint const &Distance)</td></tr> <tr class="separator:gad107ec3d9697ef82032a33338a73ebdd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr> <tr class="memitem:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00179.html#ga2fcbb7bfbfc595712bfddc51b0715b07">prev_float</a> (genType const &x)</td></tr> <tr class="separator:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr> <tr class="memitem:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00179.html#gaa399d5b6472a70e8952f9b26ecaacdec">prev_float</a> (genType const &x, uint const &Distance)</td></tr> <tr class="separator:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <p>Allow the measurement of the accuracy of a function against a reference implementation. </p> <p>This extension works on floating-point data and provide results in ULP. <<a class="el" href="a00132.html" title="GLM_GTC_ulp ">glm/gtc/ulp.hpp</a>> need to be included to use these features. </p> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="ga2e09bd6c8b0a9c91f6f5683d68245634"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL uint glm::float_distance </td> <td>(</td> <td class="paramtype">T const & </td> <td class="paramname"><em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">T const & </td> <td class="paramname"><em>y</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Return the distance in the number of ULP between 2 scalars. </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00179.html" title="Allow the measurement of the accuracy of a function against a reference implementation. ">GLM_GTC_ulp</a> </dd></dl> </div> </div> <a class="anchor" id="ga85355f2549d75789eb66e5d565d8ad26"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL vecType<uint> glm::float_distance </td> <td>(</td> <td class="paramtype">vecType< T > const & </td> <td class="paramname"><em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">vecType< T > const & </td> <td class="paramname"><em>y</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Return the distance in the number of ULP between 2 vectors. </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00179.html" title="Allow the measurement of the accuracy of a function against a reference implementation. ">GLM_GTC_ulp</a> </dd></dl> </div> </div> <a class="anchor" id="gae516ae554faa6117660828240e8bdaf0"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL genType glm::next_float </td> <td>(</td> <td class="paramtype">genType const & </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Return the next ULP value(s) after the input value(s). </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00179.html" title="Allow the measurement of the accuracy of a function against a reference implementation. ">GLM_GTC_ulp</a> </dd></dl> </div> </div> <a class="anchor" id="gad107ec3d9697ef82032a33338a73ebdd"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL genType glm::next_float </td> <td>(</td> <td class="paramtype">genType const & </td> <td class="paramname"><em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="a00158.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a> const & </td> <td class="paramname"><em>Distance</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Return the value(s) ULP distance after the input value(s). </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00179.html" title="Allow the measurement of the accuracy of a function against a reference implementation. ">GLM_GTC_ulp</a> </dd></dl> </div> </div> <a class="anchor" id="ga2fcbb7bfbfc595712bfddc51b0715b07"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL genType glm::prev_float </td> <td>(</td> <td class="paramtype">genType const & </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Return the previous ULP value(s) before the input value(s). </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00179.html" title="Allow the measurement of the accuracy of a function against a reference implementation. ">GLM_GTC_ulp</a> </dd></dl> </div> </div> <a class="anchor" id="gaa399d5b6472a70e8952f9b26ecaacdec"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">GLM_FUNC_DECL genType glm::prev_float </td> <td>(</td> <td class="paramtype">genType const & </td> <td class="paramname"><em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="a00158.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a> const & </td> <td class="paramname"><em>Distance</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Return the value(s) ULP distance before the input value(s). </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00179.html" title="Allow the measurement of the accuracy of a function against a reference implementation. ">GLM_GTC_ulp</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>