<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://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 1.8.15"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>libstdc++: std::linear_congruential_engine< _UIntType, __a, __c, __m > Class Template 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="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> /* @license 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$(document).ready(function(){initNavTree('a06268.html','');}); /* @license-end */ </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="#pub-static-methods">Static Public Member Functions</a> | <a href="#pub-static-attribs">Static Public Attributes</a> | <a href="#friends">Friends</a> | <a href="a06265.html">List of all members</a> </div> <div class="headertitle"> <div class="title">std::linear_congruential_engine< _UIntType, __a, __c, __m > Class Template Reference<div class="ingroups"><a class="el" href="a01473.html">Numerics</a> » <a class="el" href="a01491.html">Random Number Generation</a> » <a class="el" href="a01531.html">Random Number Generators</a></div></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:ae47aa1543eb8eef0d874551586c0a8df"><td class="memItemLeft" align="right" valign="top">typedef _UIntType </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a></td></tr> <tr class="separator:ae47aa1543eb8eef0d874551586c0a8df"><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:a0b67d6dfeedae260237da131ce55284c"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#a0b67d6dfeedae260237da131ce55284c">linear_congruential_engine</a> (<a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> __s=default_seed)</td></tr> <tr class="separator:a0b67d6dfeedae260237da131ce55284c"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a3e49cb7b04e60dfae94dd28844521da4"><td class="memTemplParams" colspan="2">template<typename _Sseq , typename = typename std::enable_if<!std::is_same<_Sseq, linear_congruential_engine>::value> ::type> </td></tr> <tr class="memitem:a3e49cb7b04e60dfae94dd28844521da4"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a06268.html#a3e49cb7b04e60dfae94dd28844521da4">linear_congruential_engine</a> (_Sseq &__q)</td></tr> <tr class="separator:a3e49cb7b04e60dfae94dd28844521da4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a6c3917727c95e3e73ea25871ebd21441"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#a6c3917727c95e3e73ea25871ebd21441">discard</a> (unsigned long long __z)</td></tr> <tr class="separator:a6c3917727c95e3e73ea25871ebd21441"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ae42fad7d735fb5d8d96076f70f2f65d4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#ae42fad7d735fb5d8d96076f70f2f65d4">operator()</a> ()</td></tr> <tr class="separator:ae42fad7d735fb5d8d96076f70f2f65d4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aa0c9986cf366682ff3311bca8021ee19"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#aa0c9986cf366682ff3311bca8021ee19">seed</a> (<a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> __s=default_seed)</td></tr> <tr class="separator:aa0c9986cf366682ff3311bca8021ee19"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a635ce16bb986207c8f7fc80442295e52"><td class="memTemplParams" colspan="2">template<typename _Sseq > </td></tr> <tr class="memitem:a635ce16bb986207c8f7fc80442295e52"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a04188.html">std::enable_if</a>< <a class="el" href="a03280.html">std::is_class</a>< _Sseq >::value >::type </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a06268.html#a635ce16bb986207c8f7fc80442295e52">seed</a> (_Sseq &__q)</td></tr> <tr class="separator:a635ce16bb986207c8f7fc80442295e52"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a> Static Public Member Functions</h2></td></tr> <tr class="memitem:af334bf0422c2d5ef522e3dac8427d63a"><td class="memItemLeft" align="right" valign="top">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#af334bf0422c2d5ef522e3dac8427d63a">max</a> ()</td></tr> <tr class="separator:af334bf0422c2d5ef522e3dac8427d63a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a57c283a281f9b007e0a7659b57586f52"><td class="memItemLeft" align="right" valign="top">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#a57c283a281f9b007e0a7659b57586f52">min</a> ()</td></tr> <tr class="separator:a57c283a281f9b007e0a7659b57586f52"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a> Static Public Attributes</h2></td></tr> <tr class="memitem:ab62332ca7396e841168392e37cc87f6d"><td class="memItemLeft" align="right" valign="top"><a id="ab62332ca7396e841168392e37cc87f6d"></a> static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><b>default_seed</b></td></tr> <tr class="separator:ab62332ca7396e841168392e37cc87f6d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ad2d0da3af999df8d7992143640f344a6"><td class="memItemLeft" align="right" valign="top">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#ad2d0da3af999df8d7992143640f344a6">increment</a></td></tr> <tr class="separator:ad2d0da3af999df8d7992143640f344a6"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a9c73f24c92d06c4aa7c5b2c37d8c6dcb"><td class="memItemLeft" align="right" valign="top">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#a9c73f24c92d06c4aa7c5b2c37d8c6dcb">modulus</a></td></tr> <tr class="separator:a9c73f24c92d06c4aa7c5b2c37d8c6dcb"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a5f6ca5414f03b35e0a82731cf9cd6496"><td class="memItemLeft" align="right" valign="top">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#a5f6ca5414f03b35e0a82731cf9cd6496">multiplier</a></td></tr> <tr class="separator:a5f6ca5414f03b35e0a82731cf9cd6496"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="friends"></a> Friends</h2></td></tr> <tr class="memitem:af5e6423d264a9888844b74c2f9944199"><td class="memTemplParams" colspan="2">template<typename _UIntType1 , _UIntType1 __a1, _UIntType1 __c1, _UIntType1 __m1, typename _CharT , typename _Traits > </td></tr> <tr class="memitem:af5e6423d264a9888844b74c2f9944199"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a02460.html">std::basic_ostream</a>< _CharT, _Traits > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a06268.html#af5e6423d264a9888844b74c2f9944199">operator<<</a> (<a class="el" href="a02460.html">std::basic_ostream</a>< _CharT, _Traits > &__os, const <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType1, __a1, __c1, __m1 > &__lcr)</td></tr> <tr class="separator:af5e6423d264a9888844b74c2f9944199"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ab062526efb78cd1480aff1eb1544b341"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="a06268.html#ab062526efb78cd1480aff1eb1544b341">operator==</a> (const <a class="el" href="a06268.html">linear_congruential_engine</a> &__lhs, const <a class="el" href="a06268.html">linear_congruential_engine</a> &__rhs)</td></tr> <tr class="separator:ab062526efb78cd1480aff1eb1544b341"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a337332c3de4a035002d715e35f79c49f"><td class="memTemplParams" colspan="2">template<typename _UIntType1 , _UIntType1 __a1, _UIntType1 __c1, _UIntType1 __m1, typename _CharT , typename _Traits > </td></tr> <tr class="memitem:a337332c3de4a035002d715e35f79c49f"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a02456.html">std::basic_istream</a>< _CharT, _Traits > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a06268.html#a337332c3de4a035002d715e35f79c49f">operator>></a> (<a class="el" href="a02456.html">std::basic_istream</a>< _CharT, _Traits > &__is, <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType1, __a1, __c1, __m1 > &__lcr)</td></tr> <tr class="separator:a337332c3de4a035002d715e35f79c49f"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><h3>template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m><br /> class std::linear_congruential_engine< _UIntType, __a, __c, __m ></h3> <p>A model of a linear congruential random number generator. </p> <p>A random number generator that produces pseudorandom numbers via linear function: </p><p class="formulaDsp"> <img class="formulaDsp" alt="\[ x_{i+1}\leftarrow(ax_{i} + c) \bmod m \]" src="form_0.png"/> </p> <p>The template parameter <code>_UIntType</code> must be an unsigned integral type large enough to store values up to (__m-1). If the template parameter <code>__m</code> is 0, the modulus <code>__m</code> used is std::numeric_limits<_UIntType>::max() plus 1. Otherwise, the template parameters <code>__a</code> and <code>__c</code> must be less than <code>__m</code>.</p> <p>The size of the state is <img class="formulaInl" alt="$1$" src="form_1.png"/>. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00229">229</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div><h2 class="groupheader">Member Typedef Documentation</h2> <a id="ae47aa1543eb8eef0d874551586c0a8df"></a> <h2 class="memtitle"><span class="permalink"><a href="#ae47aa1543eb8eef0d874551586c0a8df">◆ </a></span>result_type</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="memname"> <tr> <td class="memname">typedef _UIntType <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::<a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a></td> </tr> </table> </div><div class="memdoc"> <p>The type of the generated random value. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00232">232</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <h2 class="groupheader">Constructor & Destructor Documentation</h2> <a id="a0b67d6dfeedae260237da131ce55284c"></a> <h2 class="memtitle"><span class="permalink"><a href="#a0b67d6dfeedae260237da131ce55284c">◆ </a></span>linear_congruential_engine() <span class="overload">[1/2]</span></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::<a class="el" href="a06268.html">linear_congruential_engine</a> </td> <td>(</td> <td class="paramtype"><a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td> <td class="paramname"><em>__s</em> = <code>default_seed</code></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">explicit</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Constructs a linear_congruential_engine random number generator engine with seed <code>__s</code>. The default seed value is 1. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__s</td><td>The initial seed value. </td></tr> </table> </dd> </dl> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00256">256</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> <p class="reference">References <a class="el" href="a17055_source.html#l00117">std::linear_congruential_engine< _UIntType, __a, __c, __m >::seed()</a>.</p> </div> </div> <a id="a3e49cb7b04e60dfae94dd28844521da4"></a> <h2 class="memtitle"><span class="permalink"><a href="#a3e49cb7b04e60dfae94dd28844521da4">◆ </a></span>linear_congruential_engine() <span class="overload">[2/2]</span></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <div class="memtemplate"> template<typename _Sseq , typename = typename std::enable_if<!std::is_same<_Sseq, linear_congruential_engine>::value> ::type> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::<a class="el" href="a06268.html">linear_congruential_engine</a> </td> <td>(</td> <td class="paramtype">_Sseq & </td> <td class="paramname"><em>__q</em></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">explicit</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Constructs a linear_congruential_engine random number generator engine seeded from the seed sequence <code>__q</code>. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__q</td><td>the seed sequence. </td></tr> </table> </dd> </dl> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00269">269</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> <p class="reference">References <a class="el" href="a17055_source.html#l00117">std::linear_congruential_engine< _UIntType, __a, __c, __m >::seed()</a>.</p> </div> </div> <h2 class="groupheader">Member Function Documentation</h2> <a id="a6c3917727c95e3e73ea25871ebd21441"></a> <h2 class="memtitle"><span class="permalink"><a href="#a6c3917727c95e3e73ea25871ebd21441">◆ </a></span>discard()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">void <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::discard </td> <td>(</td> <td class="paramtype">unsigned long long </td> <td class="paramname"><em>__z</em></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>Discard a sequence of random numbers. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00313">313</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="af334bf0422c2d5ef522e3dac8427d63a"></a> <h2 class="memtitle"><span class="permalink"><a href="#af334bf0422c2d5ef522e3dac8427d63a">◆ </a></span>max()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::max </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Gets the largest possible value in the output range. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00306">306</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="a57c283a281f9b007e0a7659b57586f52"></a> <h2 class="memtitle"><span class="permalink"><a href="#a57c283a281f9b007e0a7659b57586f52">◆ </a></span>min()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static constexpr <a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::min </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Gets the smallest possible value in the output range. </p> <p>The minimum depends on the <code>__c</code> parameter: if it is zero, the minimum generated must be > 0, otherwise 0 is allowed. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00299">299</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="ae42fad7d735fb5d8d96076f70f2f65d4"></a> <h2 class="memtitle"><span class="permalink"><a href="#ae42fad7d735fb5d8d96076f70f2f65d4">◆ </a></span>operator()()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::operator() </td> <td>(</td> <td class="paramname"></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>Gets the next random number in the sequence. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00323">323</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="aa0c9986cf366682ff3311bca8021ee19"></a> <h2 class="memtitle"><span class="permalink"><a href="#aa0c9986cf366682ff3311bca8021ee19">◆ </a></span>seed() <span class="overload">[1/2]</span></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType , _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="memname"> <tr> <td class="memname">void <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::seed </td> <td>(</td> <td class="paramtype"><a class="el" href="a06268.html#ae47aa1543eb8eef0d874551586c0a8df">result_type</a> </td> <td class="paramname"><em>__s</em> = <code>default_seed</code></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Reseeds the linear_congruential_engine random number generator engine sequence to the seed <code>__s</code>. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__s</td><td>The new seed.</td></tr> </table> </dd> </dl> <p>Seeds the LCR with integral value <code>__s</code>, adjusted so that the ring identity is never a member of the convergence set. </p> <p class="definition">Definition at line <a class="el" href="a17055_source.html#l00117">117</a> of file <a class="el" href="a17055_source.html">bits/random.tcc</a>.</p> <p class="reference">Referenced by <a class="el" href="a00452_source.html#l00256">std::linear_congruential_engine< _UIntType, __a, __c, __m >::linear_congruential_engine()</a>.</p> </div> </div> <a id="a635ce16bb986207c8f7fc80442295e52"></a> <h2 class="memtitle"><span class="permalink"><a href="#a635ce16bb986207c8f7fc80442295e52">◆ </a></span>seed() <span class="overload">[2/2]</span></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType , _UIntType __a, _UIntType __c, _UIntType __m> </div> <div class="memtemplate"> template<typename _Sseq > </div> <table class="memname"> <tr> <td class="memname"><a class="el" href="a04188.html">std::enable_if</a>< <a class="el" href="a03280.html">std::is_class</a>< _Sseq >::value >::type <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::seed </td> <td>(</td> <td class="paramtype">_Sseq & </td> <td class="paramname"><em>__q</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Reseeds the linear_congruential_engine random number generator engine sequence using values from the seed sequence <code>__q</code>. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__q</td><td>the seed sequence.</td></tr> </table> </dd> </dl> <p>Seeds the LCR engine with a value generated by <code>__q</code>. </p> <p class="definition">Definition at line <a class="el" href="a17055_source.html#l00133">133</a> of file <a class="el" href="a17055_source.html">bits/random.tcc</a>.</p> <p class="reference">References <a class="el" href="a00530_source.html#l01000">std::__lg()</a>.</p> </div> </div> <h2 class="groupheader">Friends And Related Function Documentation</h2> <a id="af5e6423d264a9888844b74c2f9944199"></a> <h2 class="memtitle"><span class="permalink"><a href="#af5e6423d264a9888844b74c2f9944199">◆ </a></span>operator<<</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <div class="memtemplate"> template<typename _UIntType1 , _UIntType1 __a1, _UIntType1 __c1, _UIntType1 __m1, typename _CharT , typename _Traits > </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a02460.html">std::basic_ostream</a><_CharT, _Traits>& operator<< </td> <td>(</td> <td class="paramtype"><a class="el" href="a02460.html">std::basic_ostream</a>< _CharT, _Traits > & </td> <td class="paramname"><em>__os</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType1, __a1, __c1, __m1 > & </td> <td class="paramname"><em>__lcr</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">friend</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Writes the textual representation of the state x(i) of x to <code>__os</code>. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__os</td><td>The output stream. </td></tr> <tr><td class="paramname">__lcr</td><td>A % linear_congruential_engine random number generator. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>__os. </dd></dl> </div> </div> <a id="ab062526efb78cd1480aff1eb1544b341"></a> <h2 class="memtitle"><span class="permalink"><a href="#ab062526efb78cd1480aff1eb1544b341">◆ </a></span>operator==</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">bool operator== </td> <td>(</td> <td class="paramtype">const <a class="el" href="a06268.html">linear_congruential_engine</a>< _UIntType, __a, __c, __m > & </td> <td class="paramname"><em>__lhs</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="a06268.html">linear_congruential_engine</a>< _UIntType, __a, __c, __m > & </td> <td class="paramname"><em>__rhs</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">friend</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Compares two linear congruential random number generator objects of the same type for equality. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__lhs</td><td>A linear congruential random number generator object. </td></tr> <tr><td class="paramname">__rhs</td><td>Another linear congruential random number generator object.</td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>true if the infinite sequences of generated values would be equal, false otherwise. </dd></dl> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00341">341</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="a337332c3de4a035002d715e35f79c49f"></a> <h2 class="memtitle"><span class="permalink"><a href="#a337332c3de4a035002d715e35f79c49f">◆ </a></span>operator>></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <div class="memtemplate"> template<typename _UIntType1 , _UIntType1 __a1, _UIntType1 __c1, _UIntType1 __m1, typename _CharT , typename _Traits > </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a02456.html">std::basic_istream</a><_CharT, _Traits>& operator>> </td> <td>(</td> <td class="paramtype"><a class="el" href="a02456.html">std::basic_istream</a>< _CharT, _Traits > & </td> <td class="paramname"><em>__is</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType1, __a1, __c1, __m1 > & </td> <td class="paramname"><em>__lcr</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">friend</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Sets the state of the engine by reading its textual representation from <code>__is</code>. </p> <p>The textual representation must have been previously written using an output stream whose imbued locale and whose type's template specialization arguments _CharT and _Traits were the same as those of <code>__is</code>.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__is</td><td>The input stream. </td></tr> <tr><td class="paramname">__lcr</td><td>A % linear_congruential_engine random number generator. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>__is. </dd></dl> </div> </div> <h2 class="groupheader">Member Data Documentation</h2> <a id="ad2d0da3af999df8d7992143640f344a6"></a> <h2 class="memtitle"><span class="permalink"><a href="#ad2d0da3af999df8d7992143640f344a6">◆ </a></span>increment</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">constexpr _UIntType <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::increment</td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>An increment. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00243">243</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="a9c73f24c92d06c4aa7c5b2c37d8c6dcb"></a> <h2 class="memtitle"><span class="permalink"><a href="#a9c73f24c92d06c4aa7c5b2c37d8c6dcb">◆ </a></span>modulus</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">constexpr _UIntType <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::<a class="el" href="a07332.html">modulus</a></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>The modulus. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00245">245</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <a id="a5f6ca5414f03b35e0a82731cf9cd6496"></a> <h2 class="memtitle"><span class="permalink"><a href="#a5f6ca5414f03b35e0a82731cf9cd6496">◆ </a></span>multiplier</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _UIntType, _UIntType __a, _UIntType __c, _UIntType __m> </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">constexpr _UIntType <a class="el" href="a06268.html">std::linear_congruential_engine</a>< _UIntType, __a, __c, __m >::multiplier</td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>The multiplier. </p> <p class="definition">Definition at line <a class="el" href="a00452_source.html#l00241">241</a> of file <a class="el" href="a00452_source.html">random.h</a>.</p> </div> </div> <hr/>The documentation for this class was generated from the following files:<ul> <li><a class="el" href="a00452_source.html">random.h</a></li> <li><a class="el" href="a17055_source.html">bits/random.tcc</a></li> </ul> </div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="a01538.html">std</a></li><li class="navelem"><a class="el" href="a06268.html">linear_congruential_engine</a></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.15 </li> </ul> </div> </body> </html>