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<title>GNU Radio 3.2.2 C++ API: gr_random Class Reference</title>
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<h1>gr_random Class Reference<br/>
<small>
[<a class="el" href="group__math__blk.html">Mathematics</a>]</small>
</h1><!-- doxytag: class="gr_random" -->
<p>pseudo random number generator
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="gr__random_8h_source.html">gr_random.h</a>></code></p>
<p><a href="classgr__random-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#af460e2b5104adde02514d8f31b5992ef">gr_random</a> (long seed=3021)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#ac789aea501776358ecadc0e8335cb91d">reseed</a> (long seed)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a1d75713da92a7d0f5d61c333464620a1">ran1</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">uniform random deviate in the range [0.0, 1.0) <a href="#a1d75713da92a7d0f5d61c333464620a1"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a875e2d1c38685842fac1bb2ffe91d376">gasdev</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">normally distributed deviate with zero mean and variance 1 <a href="#a875e2d1c38685842fac1bb2ffe91d376"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a6a1c068278c3dd02fd7f37247fa18939">laplacian</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a3e9aa9db8d55613357baf9c39950d23c">impulse</a> (float factor)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a93e7d95c8aa0af5e911bcb269e137950">rayleigh</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a48dd1831d7a5bdf81d2dc6aac6c23b27">rayleigh_complex</a> ()</td></tr>
<tr><td colspan="2"><h2>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a24ce6b632729fa0e58e6cadbe145b6c6">d_seed</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#abbc296b1c059b526c417c0f224e4ffbd">d_iy</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a822a421f17a5535137212900f336d50f">d_iv</a> [<a class="el" href="classgr__random.html#a8f1b1e5c54a30ac69fff02349c29bb3c">NTAB</a>]</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#ae0bd3109414fa9436e2cea16cdd0eaba">d_iset</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a4d6557a7e16c78e76ffd54d06d238ba3">d_gset</a></td></tr>
<tr><td colspan="2"><h2>Static Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static const int </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__random.html#a8f1b1e5c54a30ac69fff02349c29bb3c">NTAB</a> = 32</td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>pseudo random number generator </p>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="af460e2b5104adde02514d8f31b5992ef"></a><!-- doxytag: member="gr_random::gr_random" ref="af460e2b5104adde02514d8f31b5992ef" args="(long seed=3021)" -->
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<td class="memname">gr_random::gr_random </td>
<td>(</td>
<td class="paramtype">long </td>
<td class="paramname"> <em>seed</em> = <code>3021</code></td>
<td> ) </td>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a875e2d1c38685842fac1bb2ffe91d376"></a><!-- doxytag: member="gr_random::gasdev" ref="a875e2d1c38685842fac1bb2ffe91d376" args="()" -->
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<td class="memname">float gr_random::gasdev </td>
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<td> ) </td>
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<p>normally distributed deviate with zero mean and variance 1 </p>
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<a class="anchor" id="a3e9aa9db8d55613357baf9c39950d23c"></a><!-- doxytag: member="gr_random::impulse" ref="a3e9aa9db8d55613357baf9c39950d23c" args="(float factor)" -->
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<td class="memname">float gr_random::impulse </td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"> <em>factor</em></td>
<td> ) </td>
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<a class="anchor" id="a6a1c068278c3dd02fd7f37247fa18939"></a><!-- doxytag: member="gr_random::laplacian" ref="a6a1c068278c3dd02fd7f37247fa18939" args="()" -->
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<td class="memname">float gr_random::laplacian </td>
<td>(</td>
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<td> ) </td>
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<a class="anchor" id="a1d75713da92a7d0f5d61c333464620a1"></a><!-- doxytag: member="gr_random::ran1" ref="a1d75713da92a7d0f5d61c333464620a1" args="()" -->
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<td class="memname">float gr_random::ran1 </td>
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<td> ) </td>
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<p>uniform random deviate in the range [0.0, 1.0) </p>
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<a class="anchor" id="a93e7d95c8aa0af5e911bcb269e137950"></a><!-- doxytag: member="gr_random::rayleigh" ref="a93e7d95c8aa0af5e911bcb269e137950" args="()" -->
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<td class="memname">float gr_random::rayleigh </td>
<td>(</td>
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<td> ) </td>
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<a class="anchor" id="a48dd1831d7a5bdf81d2dc6aac6c23b27"></a><!-- doxytag: member="gr_random::rayleigh_complex" ref="a48dd1831d7a5bdf81d2dc6aac6c23b27" args="()" -->
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<td class="memname"><a class="el" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> gr_random::rayleigh_complex </td>
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<td> ) </td>
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<a class="anchor" id="ac789aea501776358ecadc0e8335cb91d"></a><!-- doxytag: member="gr_random::reseed" ref="ac789aea501776358ecadc0e8335cb91d" args="(long seed)" -->
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<td class="memname">void gr_random::reseed </td>
<td>(</td>
<td class="paramtype">long </td>
<td class="paramname"> <em>seed</em></td>
<td> ) </td>
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<hr/><h2>Member Data Documentation</h2>
<a class="anchor" id="a4d6557a7e16c78e76ffd54d06d238ba3"></a><!-- doxytag: member="gr_random::d_gset" ref="a4d6557a7e16c78e76ffd54d06d238ba3" args="" -->
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<td class="memname">float <a class="el" href="classgr__random.html#a4d6557a7e16c78e76ffd54d06d238ba3">gr_random::d_gset</a><code> [protected]</code></td>
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<a class="anchor" id="ae0bd3109414fa9436e2cea16cdd0eaba"></a><!-- doxytag: member="gr_random::d_iset" ref="ae0bd3109414fa9436e2cea16cdd0eaba" args="" -->
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<td class="memname">int <a class="el" href="classgr__random.html#ae0bd3109414fa9436e2cea16cdd0eaba">gr_random::d_iset</a><code> [protected]</code></td>
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<a class="anchor" id="a822a421f17a5535137212900f336d50f"></a><!-- doxytag: member="gr_random::d_iv" ref="a822a421f17a5535137212900f336d50f" args="[NTAB]" -->
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<td class="memname">long <a class="el" href="classgr__random.html#a822a421f17a5535137212900f336d50f">gr_random::d_iv</a>[<a class="el" href="classgr__random.html#a8f1b1e5c54a30ac69fff02349c29bb3c">NTAB</a>]<code> [protected]</code></td>
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<a class="anchor" id="abbc296b1c059b526c417c0f224e4ffbd"></a><!-- doxytag: member="gr_random::d_iy" ref="abbc296b1c059b526c417c0f224e4ffbd" args="" -->
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<td class="memname">long <a class="el" href="classgr__random.html#abbc296b1c059b526c417c0f224e4ffbd">gr_random::d_iy</a><code> [protected]</code></td>
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<a class="anchor" id="a24ce6b632729fa0e58e6cadbe145b6c6"></a><!-- doxytag: member="gr_random::d_seed" ref="a24ce6b632729fa0e58e6cadbe145b6c6" args="" -->
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<td class="memname">long <a class="el" href="classgr__random.html#a24ce6b632729fa0e58e6cadbe145b6c6">gr_random::d_seed</a><code> [protected]</code></td>
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<a class="anchor" id="a8f1b1e5c54a30ac69fff02349c29bb3c"></a><!-- doxytag: member="gr_random::NTAB" ref="a8f1b1e5c54a30ac69fff02349c29bb3c" args="" -->
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<td class="memname">const int <a class="el" href="classgr__random.html#a8f1b1e5c54a30ac69fff02349c29bb3c">gr_random::NTAB</a> = 32<code> [static, protected]</code></td>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="gr__random_8h_source.html">gr_random.h</a></li>
</ul>
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