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80 lines
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<TITLE>The Synthesis ToolKit in C++ (STK)</TITLE>
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<a class="qindex" href="index.html">Home</a> <a class="qindex" href="information.html">Information</a> <a class="qindex" href="classes.html">Classes</a> <a class="qindex" href="download.html">Download</a> <a class="qindex" href="usage.html">Usage</a> <a class="qindex" href="maillist.html">Mail List</a> <a class="qindex" href="system.html">Requirements</a> <a class="qindex" href="links.html">Links</a> <a class="qindex" href="tutorial.html">Tutorial</a></CENTER>
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<!-- Generated by Doxygen 1.4.4 -->
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<a class="el" href="dir_000000.html">include</a></div>
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<h1>BiQuad.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/***************************************************/</span>
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<a name="l00013"></a>00013 <span class="comment">/***************************************************/</span>
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<a name="l00014"></a>00014
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<a name="l00015"></a>00015 <span class="preprocessor">#ifndef STK_BIQUAD_H</span>
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<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define STK_BIQUAD_H</span>
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<a name="l00017"></a>00017 <span class="preprocessor"></span>
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<a name="l00018"></a>00018 <span class="preprocessor">#include "Filter.h"</span>
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<a name="l00019"></a>00019
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<a name="l00020"></a><a class="code" href="classBiQuad.html">00020</a> <span class="keyword">class </span><a class="code" href="classBiQuad.html">BiQuad</a> : <span class="keyword">protected</span> <a class="code" href="classFilter.html">Filter</a>
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<a name="l00021"></a>00021 {
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<a name="l00022"></a>00022 <span class="keyword">public</span>:
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<a name="l00023"></a>00023
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<a name="l00025"></a>00025 <a class="code" href="classBiQuad.html#a0">BiQuad</a>();
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<a name="l00026"></a>00026
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<a name="l00028"></a>00028 <span class="keyword">virtual</span> <a class="code" href="classBiQuad.html#a1">~BiQuad</a>();
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<a name="l00029"></a>00029
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<a name="l00031"></a>00031 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a2">clear</a>(<span class="keywordtype">void</span>);
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<a name="l00032"></a>00032
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<a name="l00034"></a>00034 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a3">setB0</a>(StkFloat b0);
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<a name="l00035"></a>00035
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<a name="l00037"></a>00037 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a4">setB1</a>(StkFloat b1);
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<a name="l00038"></a>00038
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<a name="l00040"></a>00040 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a5">setB2</a>(StkFloat b2);
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<a name="l00041"></a>00041
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<a name="l00043"></a>00043 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a6">setA1</a>(StkFloat a1);
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<a name="l00044"></a>00044
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<a name="l00046"></a>00046 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a7">setA2</a>(StkFloat a2);
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<a name="l00047"></a>00047
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<a name="l00049"></a>00049
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<a name="l00060"></a>00060 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a8">setResonance</a>(StkFloat frequency, StkFloat radius, <span class="keywordtype">bool</span> normalize = <span class="keyword">false</span>);
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<a name="l00061"></a>00061
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<a name="l00063"></a>00063
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<a name="l00069"></a>00069 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a9">setNotch</a>(StkFloat frequency, StkFloat radius);
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<a name="l00070"></a>00070
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<a name="l00072"></a>00072
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<a name="l00078"></a>00078 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a10">setEqualGainZeroes</a>();
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<a name="l00079"></a>00079
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<a name="l00081"></a>00081
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<a name="l00085"></a>00085 <span class="keywordtype">void</span> <a class="code" href="classBiQuad.html#a11">setGain</a>(StkFloat gain);
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<a name="l00086"></a>00086
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<a name="l00088"></a>00088 StkFloat <a class="code" href="classBiQuad.html#a12">getGain</a>(<span class="keywordtype">void</span>) <span class="keyword">const</span>;
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<a name="l00089"></a>00089
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<a name="l00091"></a>00091 StkFloat <a class="code" href="classBiQuad.html#a13">lastOut</a>(<span class="keywordtype">void</span>) <span class="keyword">const</span>;
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<a name="l00092"></a>00092
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<a name="l00094"></a>00094 <span class="keyword">virtual</span> StkFloat <a class="code" href="classBiQuad.html#a14">tick</a>(StkFloat sample);
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<a name="l00095"></a>00095
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<a name="l00097"></a>00097
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<a name="l00103"></a>00103 <span class="keyword">virtual</span> <a class="code" href="classStkFrames.html">StkFrames</a>& <a class="code" href="classBiQuad.html#a14">tick</a>( <a class="code" href="classStkFrames.html">StkFrames</a>& frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel = 0 );
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<a name="l00104"></a>00104
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<a name="l00105"></a>00105 <span class="keyword">protected</span>:
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<a name="l00106"></a>00106
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<a name="l00107"></a>00107 <span class="comment">// This function must be implemented in all subclasses. It is used</span>
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<a name="l00108"></a>00108 <span class="comment">// to get around a C++ problem with overloaded virtual functions.</span>
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<a name="l00109"></a>00109 <span class="keyword">virtual</span> StkFloat computeSample( StkFloat input );
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<a name="l00110"></a>00110 };
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<a name="l00111"></a>00111
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<a name="l00112"></a>00112 <span class="preprocessor">#endif</span>
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</pre></div><HR>
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<table>
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<tr><td><A HREF="http://ccrma.stanford.edu/software/stk/"><I>The Synthesis ToolKit in C++ (STK)</I></A></td></tr>
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<tr><td>©1995-2005 Perry R. Cook and Gary P. Scavone. All Rights Reserved.</td></tr>
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</table>
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