<!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"/> <title>GNU Radio 3.3.0 C++ API: gr_fractional_interpolator_cc.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.6.3 --> <h1>gr_fractional_interpolator_cc.h</h1><a href="gr__fractional__interpolator__cc_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c++ -*- */</span> <a name="l00002"></a>00002 <span class="comment">/*</span> <a name="l00003"></a>00003 <span class="comment"> * Copyright 2004,2007 Free Software Foundation, Inc.</span> <a name="l00004"></a>00004 <span class="comment"> *</span> <a name="l00005"></a>00005 <span class="comment"> * This file is part of GNU Radio</span> <a name="l00006"></a>00006 <span class="comment"> *</span> <a name="l00007"></a>00007 <span class="comment"> * GNU Radio is free software; you can redistribute it and/or modify</span> <a name="l00008"></a>00008 <span class="comment"> * it under the terms of the GNU General Public License as published by</span> <a name="l00009"></a>00009 <span class="comment"> * the Free Software Foundation; either version 3, or (at your option)</span> <a name="l00010"></a>00010 <span class="comment"> * any later version.</span> <a name="l00011"></a>00011 <span class="comment"> *</span> <a name="l00012"></a>00012 <span class="comment"> * GNU Radio is distributed in the hope that it will be useful,</span> <a name="l00013"></a>00013 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="l00014"></a>00014 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span> <a name="l00015"></a>00015 <span class="comment"> * GNU General Public License for more details.</span> <a name="l00016"></a>00016 <span class="comment"> *</span> <a name="l00017"></a>00017 <span class="comment"> * You should have received a copy of the GNU General Public License</span> <a name="l00018"></a>00018 <span class="comment"> * along with GNU Radio; see the file COPYING. If not, write to</span> <a name="l00019"></a>00019 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street,</span> <a name="l00020"></a>00020 <span class="comment"> * Boston, MA 02110-1301, USA.</span> <a name="l00021"></a>00021 <span class="comment"> */</span> <a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="preprocessor">#ifndef INCLUDED_GR_FRACTIONAL_INTERPOLATOR_CC_H</span> <a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_GR_FRACTIONAL_INTERPOLATOR_CC_H</span> <a name="l00025"></a>00025 <span class="preprocessor"></span> <a name="l00026"></a>00026 <span class="preprocessor">#include <<a class="code" href="gr__block_8h.html">gr_block.h</a>></span> <a name="l00027"></a>00027 <a name="l00028"></a>00028 <span class="keyword">class </span><a class="code" href="classgri__mmse__fir__interpolator__cc.html" title="Compute intermediate samples between signal samples x(k*Ts)This implements a Mininum...">gri_mmse_fir_interpolator_cc</a>; <a name="l00029"></a>00029 <a name="l00030"></a>00030 <span class="keyword">class </span><a class="code" href="classgr__fractional__interpolator__cc.html" title="Interpolating mmse filter with gr_complex input, gr_complex output.">gr_fractional_interpolator_cc</a>; <a name="l00031"></a>00031 <span class="keyword">typedef</span> <a class="code" href="classboost_1_1shared__ptr.html">boost::shared_ptr<gr_fractional_interpolator_cc></a> <a class="code" href="classboost_1_1shared__ptr.html">gr_fractional_interpolator_cc_sptr</a>; <a name="l00032"></a>00032 <a name="l00033"></a>00033 <span class="comment">// public constructor</span> <a name="l00034"></a>00034 <a class="code" href="classboost_1_1shared__ptr.html">gr_fractional_interpolator_cc_sptr</a> <a class="code" href="gr__fractional__interpolator__cc_8h.html#a2868fec3a3348e326075627116fe9682">gr_make_fractional_interpolator_cc</a> (<span class="keywordtype">float</span> phase_shift, <span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a75198c9cadafd98492b17ddd751f7b3a">interp_ratio</a>); <a name="l00035"></a>00035 <span class="comment"></span> <a name="l00036"></a>00036 <span class="comment">/*!</span> <a name="l00037"></a>00037 <span class="comment"> * \brief Interpolating mmse filter with gr_complex input, gr_complex output</span> <a name="l00038"></a>00038 <span class="comment"> * \ingroup filter_blk</span> <a name="l00039"></a>00039 <span class="comment"> */</span> <a name="l00040"></a><a class="code" href="classgr__fractional__interpolator__cc.html">00040</a> <span class="keyword">class </span><a class="code" href="classgr__fractional__interpolator__cc.html" title="Interpolating mmse filter with gr_complex input, gr_complex output.">gr_fractional_interpolator_cc</a> : <span class="keyword">public</span> <a class="code" href="classgr__block.html" title="The abstract base class for all &#39;terminal&#39; processing blocks.A signal processing...">gr_block</a> <a name="l00041"></a>00041 { <a name="l00042"></a>00042 <span class="keyword">public</span>: <a name="l00043"></a>00043 <a class="code" href="classgr__fractional__interpolator__cc.html#ac27dc6c7c3cddbcad432c486c828dbd1">~gr_fractional_interpolator_cc</a> (); <a name="l00044"></a>00044 <span class="keywordtype">void</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a570e5166c62a42c1731275ca202c14af" title="Estimate input requirements given output request.">forecast</a>(<span class="keywordtype">int</span> noutput_items, <a class="code" href="classstd_1_1vector.html">gr_vector_int</a> &ninput_items_required); <a name="l00045"></a>00045 <span class="keywordtype">int</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a66b23b58a645dd89409d69c6d47bfab8" title="compute output items from input items">general_work</a> (<span class="keywordtype">int</span> noutput_items, <a name="l00046"></a>00046 <a class="code" href="classstd_1_1vector.html">gr_vector_int</a> &ninput_items, <a name="l00047"></a>00047 <a class="code" href="classstd_1_1vector.html">gr_vector_const_void_star</a> &input_items, <a name="l00048"></a>00048 <a class="code" href="classstd_1_1vector.html">gr_vector_void_star</a> &output_items); <a name="l00049"></a>00049 <a name="l00050"></a><a class="code" href="classgr__fractional__interpolator__cc.html#a574270d14883ba5a9ca796d83421cad5">00050</a> <span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a574270d14883ba5a9ca796d83421cad5">mu</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> d_mu;} <a name="l00051"></a><a class="code" href="classgr__fractional__interpolator__cc.html#a75198c9cadafd98492b17ddd751f7b3a">00051</a> <span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a75198c9cadafd98492b17ddd751f7b3a">interp_ratio</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> d_mu_inc;} <a name="l00052"></a><a class="code" href="classgr__fractional__interpolator__cc.html#a595b87d7eab91b7180623bea2bba4755">00052</a> <span class="keywordtype">void</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a595b87d7eab91b7180623bea2bba4755">set_mu</a> (<span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a574270d14883ba5a9ca796d83421cad5">mu</a>) { d_mu = mu; } <a name="l00053"></a><a class="code" href="classgr__fractional__interpolator__cc.html#accd16b85f3b80df0b62329d005742582">00053</a> <span class="keywordtype">void</span> <a class="code" href="classgr__fractional__interpolator__cc.html#accd16b85f3b80df0b62329d005742582">set_interp_ratio</a> (<span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a75198c9cadafd98492b17ddd751f7b3a">interp_ratio</a>) { d_mu_inc = interp_ratio; } <a name="l00054"></a>00054 <a name="l00055"></a>00055 <span class="keyword">protected</span>: <a name="l00056"></a>00056 <a class="code" href="classgr__fractional__interpolator__cc.html#af6c0b76d9e2bab304de4e8e6e16d167a">gr_fractional_interpolator_cc</a> (<span class="keywordtype">float</span> phase_shift, <span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a75198c9cadafd98492b17ddd751f7b3a">interp_ratio</a>); <a name="l00057"></a>00057 <a name="l00058"></a>00058 <span class="keyword">private</span>: <a name="l00059"></a>00059 <span class="keywordtype">float</span> d_mu; <a name="l00060"></a>00060 <span class="keywordtype">float</span> d_mu_inc; <a name="l00061"></a>00061 <a class="code" href="classgri__mmse__fir__interpolator__cc.html" title="Compute intermediate samples between signal samples x(k*Ts)This implements a Mininum...">gri_mmse_fir_interpolator_cc</a> *d_interp; <a name="l00062"></a>00062 <a name="l00063"></a>00063 <span class="keyword">friend</span> <a class="code" href="classboost_1_1shared__ptr.html">gr_fractional_interpolator_cc_sptr</a> <a name="l00064"></a>00064 <a class="code" href="classgr__fractional__interpolator__cc.html#a2868fec3a3348e326075627116fe9682">gr_make_fractional_interpolator_cc</a> (<span class="keywordtype">float</span> phase_shift, <span class="keywordtype">float</span> <a class="code" href="classgr__fractional__interpolator__cc.html#a75198c9cadafd98492b17ddd751f7b3a">interp_ratio</a>); <a name="l00065"></a>00065 }; <a name="l00066"></a>00066 <a name="l00067"></a>00067 <span class="preprocessor">#endif</span> </pre></div></div> <hr class="footer"/><address style="text-align: right;"><small>Generated on Wed Dec 29 19:51:00 2010 for GNU Radio 3.3.0 C++ API by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.3 </small></address> </body> </html>