<!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 1.8.5"/> <title>libstdc++: __gnu_pbds::hash_prime_size_policy Class Reference</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="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </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 style="padding-left: 0.5em;"> <div id="projectname">libstdc++ </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.5 --> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> $(document).ready(function(){initNavTree('a00356.html','');}); </script> <div id="doc-content"> <div class="header"> <div class="summary"> <a href="#pub-types">Public Types</a> | <a href="#pub-methods">Public Member Functions</a> | <a href="#pro-methods">Protected Member Functions</a> | <a href="a02413.html">List of all members</a> </div> <div class="headertitle"> <div class="title">__gnu_pbds::hash_prime_size_policy Class Reference</div> </div> </div><!--header--> <div class="contents"> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a> Public Types</h2></td></tr> <tr class="memitem:a74744bfab3764b78a3cf339de9479a80"><td class="memItemLeft" align="right" valign="top">typedef std::size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a></td></tr> <tr class="separator:a74744bfab3764b78a3cf339de9479a80"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> Public Member Functions</h2></td></tr> <tr class="memitem:ad18b7b7fe2840b81542376ddb4e0bcfa"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a00356.html#ad18b7b7fe2840b81542376ddb4e0bcfa">hash_prime_size_policy</a> (<a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a> start_size=8)</td></tr> <tr class="separator:ad18b7b7fe2840b81542376ddb4e0bcfa"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a014a7720f04ede5a21dc4af3c8451fb9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a014a7720f04ede5a21dc4af3c8451fb9"></a> void </td><td class="memItemRight" valign="bottom"><b>swap</b> (<a class="el" href="a00356.html">hash_prime_size_policy</a> &other)</td></tr> <tr class="separator:a014a7720f04ede5a21dc4af3c8451fb9"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a> Protected Member Functions</h2></td></tr> <tr class="memitem:a2187363cabff2693190fe3de6fcca877"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2187363cabff2693190fe3de6fcca877"></a> <a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a> </td><td class="memItemRight" valign="bottom"><b>get_nearest_larger_size</b> (<a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a> size) const </td></tr> <tr class="separator:a2187363cabff2693190fe3de6fcca877"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ae6a15d0c25074a27daccb9ef9673ce3b"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae6a15d0c25074a27daccb9ef9673ce3b"></a> <a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a> </td><td class="memItemRight" valign="bottom"><b>get_nearest_smaller_size</b> (<a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a> size) const </td></tr> <tr class="separator:ae6a15d0c25074a27daccb9ef9673ce3b"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>A size policy whose sequence of sizes form a nearly-exponential sequence of primes. </p> <p>Definition at line <a class="el" href="a01276_source.html#l00450">450</a> of file <a class="el" href="a01276_source.html">hash_policy.hpp</a>.</p> </div><h2 class="groupheader">Member Typedef Documentation</h2> <a class="anchor" id="a74744bfab3764b78a3cf339de9479a80"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef std::size_t <a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">__gnu_pbds::hash_prime_size_policy::size_type</a></td> </tr> </table> </div><div class="memdoc"> <p>Size type. </p> <p>Definition at line <a class="el" href="a01276_source.html#l00454">454</a> of file <a class="el" href="a01276_source.html">hash_policy.hpp</a>.</p> </div> </div> <h2 class="groupheader">Constructor & Destructor Documentation</h2> <a class="anchor" id="ad18b7b7fe2840b81542376ddb4e0bcfa"></a> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">__gnu_pbds::hash_prime_size_policy::hash_prime_size_policy </td> <td>(</td> <td class="paramtype"><a class="el" href="a00356.html#a74744bfab3764b78a3cf339de9479a80">size_type</a> </td> <td class="paramname"><em>start_size</em> = <code>8</code></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Default constructor, or onstructor taking a start_size The policy will use the sequence of sizes approximately start_size, start_size* 2, start_size* 2^2, ... </p> <p>Definition at line <a class="el" href="a01276_source.html#l00127">127</a> of file <a class="el" href="a01276_source.html">hash_policy.hpp</a>.</p> </div> </div> <hr/>The documentation for this class was 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