mirror of
https://github.com/thestk/stk
synced 2026-01-16 22:31:52 +00:00
Release 4.4.3 tarball
This commit is contained in:
Gary Scavone
committed by
Stephen Sinclair
Stephen Sinclair
parent
cfdfe7736a
commit
f13d5bb3cd
@@ -9,7 +9,7 @@
|
||||
<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="faq.html">FAQ</a> <a class="qindex" href="tutorial.html">Tutorial</a></CENTER>
|
||||
<HR>
|
||||
<!-- Generated by Doxygen 1.6.2 -->
|
||||
<div class="navpath"><a class="el" href="dir_ca1e4533604ab7cb0cdaaff730a9c38f.html">include</a>
|
||||
<div class="navpath"><a class="el" href="dir_f14fd23bc74c76f288031ad23b3f3505.html">include</a>
|
||||
</div>
|
||||
<div class="contents">
|
||||
<h1>TwoPole.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef STK_TWOPOLE_H</span>
|
||||
@@ -41,87 +41,87 @@
|
||||
<a name="l00043"></a>00043 <span class="keywordtype">void</span> <a class="code" href="classstk_1_1TwoPole.html#af9b68df9cc424a09e3ecb7f078bcacd3" title="Set all filter coefficients.">setCoefficients</a>( StkFloat b0, StkFloat a1, StkFloat a2, <span class="keywordtype">bool</span> clearState = <span class="keyword">false</span> );
|
||||
<a name="l00044"></a>00044
|
||||
<a name="l00046"></a>00046
|
||||
<a name="l00059"></a>00059 <span class="keywordtype">void</span> <a class="code" href="classstk_1_1TwoPole.html#a00997b12a1cf0a04888124eaf85c565d" title="Sets the filter coefficients for a resonance at frequency (in Hz).">setResonance</a>(StkFloat frequency, StkFloat radius, <span class="keywordtype">bool</span> normalize = <span class="keyword">false</span>);
|
||||
<a name="l00060"></a>00060
|
||||
<a name="l00062"></a><a class="code" href="classstk_1_1TwoPole.html#a8a4fb4afe3e06c689827ecaec478aad1">00062</a> StkFloat <a class="code" href="classstk_1_1TwoPole.html#a8a4fb4afe3e06c689827ecaec478aad1" title="Return the last computed output value.">lastOut</a>( <span class="keywordtype">void</span> )<span class="keyword"> const </span>{ <span class="keywordflow">return</span> lastFrame_[0]; };
|
||||
<a name="l00063"></a>00063
|
||||
<a name="l00065"></a>00065 StkFloat <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">tick</a>( StkFloat input );
|
||||
<a name="l00066"></a>00066
|
||||
<a name="l00061"></a>00061 <span class="keywordtype">void</span> <a class="code" href="classstk_1_1TwoPole.html#a00997b12a1cf0a04888124eaf85c565d" title="Sets the filter coefficients for a resonance at frequency (in Hz).">setResonance</a>(StkFloat frequency, StkFloat radius, <span class="keywordtype">bool</span> normalize = <span class="keyword">false</span>);
|
||||
<a name="l00062"></a>00062
|
||||
<a name="l00064"></a><a class="code" href="classstk_1_1TwoPole.html#a8a4fb4afe3e06c689827ecaec478aad1">00064</a> StkFloat <a class="code" href="classstk_1_1TwoPole.html#a8a4fb4afe3e06c689827ecaec478aad1" title="Return the last computed output value.">lastOut</a>( <span class="keywordtype">void</span> )<span class="keyword"> const </span>{ <span class="keywordflow">return</span> lastFrame_[0]; };
|
||||
<a name="l00065"></a>00065
|
||||
<a name="l00067"></a>00067 StkFloat <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">tick</a>( StkFloat input );
|
||||
<a name="l00068"></a>00068
|
||||
<a name="l00076"></a>00076 <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel = 0 );
|
||||
<a name="l00077"></a>00077
|
||||
<a name="l00070"></a>00070
|
||||
<a name="l00078"></a>00078 <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel = 0 );
|
||||
<a name="l00079"></a>00079
|
||||
<a name="l00087"></a>00087 <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& iFrames, <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a> &oFrames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iChannel = 0, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> oChannel = 0 );
|
||||
<a name="l00088"></a>00088
|
||||
<a name="l00089"></a>00089 <span class="keyword">protected</span>:
|
||||
<a name="l00081"></a>00081
|
||||
<a name="l00089"></a>00089 <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& iFrames, <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a> &oFrames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iChannel = 0, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> oChannel = 0 );
|
||||
<a name="l00090"></a>00090
|
||||
<a name="l00091"></a>00091 <span class="keyword">virtual</span> <span class="keywordtype">void</span> sampleRateChanged( StkFloat newRate, StkFloat oldRate );
|
||||
<a name="l00092"></a>00092 };
|
||||
<a name="l00093"></a>00093
|
||||
<a name="l00094"></a><a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc">00094</a> <span class="keyword">inline</span> StkFloat <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">TwoPole :: tick</a>( StkFloat input )
|
||||
<a name="l00095"></a>00095 {
|
||||
<a name="l00096"></a>00096 inputs_[0] = gain_ * input;
|
||||
<a name="l00097"></a>00097 lastFrame_[0] = b_[0] * inputs_[0] - a_[1] * outputs_[1] - a_[2] * outputs_[2];
|
||||
<a name="l00098"></a>00098 outputs_[2] = outputs_[1];
|
||||
<a name="l00099"></a>00099 outputs_[1] = lastFrame_[0];
|
||||
<a name="l00100"></a>00100
|
||||
<a name="l00101"></a>00101 <span class="keywordflow">return</span> lastFrame_[0];
|
||||
<a name="l00102"></a>00102 }
|
||||
<a name="l00103"></a>00103
|
||||
<a name="l00104"></a><a class="code" href="classstk_1_1TwoPole.html#a9e8bd9ed925a1c4966fbc0b0799ce46b">00104</a> <span class="keyword">inline</span> <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">TwoPole :: tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel )
|
||||
<a name="l00105"></a>00105 {
|
||||
<a name="l00106"></a>00106 <span class="preprocessor">#if defined(_STK_DEBUG_)</span>
|
||||
<a name="l00107"></a>00107 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( channel >= frames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() ) {
|
||||
<a name="l00108"></a>00108 errorString_ << <span class="stringliteral">"TwoPole::tick(): channel and StkFrames arguments are incompatible!"</span>;
|
||||
<a name="l00109"></a>00109 <a class="code" href="classstk_1_1Stk.html#a48ac73a0d8ca28445ba1a054e1f061ff" title="Static function for error reporting and handling using c-strings.">handleError</a>( StkError::FUNCTION_ARGUMENT );
|
||||
<a name="l00110"></a>00110 }
|
||||
<a name="l00111"></a>00111 <span class="preprocessor">#endif</span>
|
||||
<a name="l00112"></a>00112 <span class="preprocessor"></span>
|
||||
<a name="l00113"></a>00113 StkFloat *samples = &frames[channel];
|
||||
<a name="l00114"></a>00114 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hop = frames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>();
|
||||
<a name="l00115"></a>00115 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i<frames.<a class="code" href="classstk_1_1StkFrames.html#a05b1ab6fa750a8221a7d65c30e0cdab9" title="Return the number of sample frames represented by the data.">frames</a>(); i++, samples += hop ) {
|
||||
<a name="l00116"></a>00116 inputs_[0] = gain_ * *samples;
|
||||
<a name="l00117"></a>00117 *samples = b_[0] * inputs_[0] - a_[1] * outputs_[1] - a_[2] * outputs_[2];
|
||||
<a name="l00118"></a>00118 outputs_[2] = outputs_[1];
|
||||
<a name="l00119"></a>00119 outputs_[1] = *samples;
|
||||
<a name="l00120"></a>00120 }
|
||||
<a name="l00121"></a>00121
|
||||
<a name="l00122"></a>00122 lastFrame_[0] = outputs_[1];
|
||||
<a name="l00123"></a>00123 <span class="keywordflow">return</span> frames;
|
||||
<a name="l00124"></a>00124 }
|
||||
<a name="l00125"></a>00125
|
||||
<a name="l00126"></a><a class="code" href="classstk_1_1TwoPole.html#a5c9b52082c0d2845a5ca01ca276fe8f8">00126</a> <span class="keyword">inline</span> <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">TwoPole :: tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& iFrames, <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& oFrames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iChannel, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> oChannel )
|
||||
<a name="l00127"></a>00127 {
|
||||
<a name="l00128"></a>00128 <span class="preprocessor">#if defined(_STK_DEBUG_)</span>
|
||||
<a name="l00129"></a>00129 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( iChannel >= iFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() || oChannel >= oFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() ) {
|
||||
<a name="l00130"></a>00130 errorString_ << <span class="stringliteral">"TwoPole::tick(): channel and StkFrames arguments are incompatible!"</span>;
|
||||
<a name="l00131"></a>00131 <a class="code" href="classstk_1_1Stk.html#a48ac73a0d8ca28445ba1a054e1f061ff" title="Static function for error reporting and handling using c-strings.">handleError</a>( StkError::FUNCTION_ARGUMENT );
|
||||
<a name="l00132"></a>00132 }
|
||||
<a name="l00133"></a>00133 <span class="preprocessor">#endif</span>
|
||||
<a name="l00134"></a>00134 <span class="preprocessor"></span>
|
||||
<a name="l00135"></a>00135 StkFloat *iSamples = &iFrames[iChannel];
|
||||
<a name="l00136"></a>00136 StkFloat *oSamples = &oFrames[oChannel];
|
||||
<a name="l00137"></a>00137 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iHop = iFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>(), oHop = oFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>();
|
||||
<a name="l00138"></a>00138 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i<iFrames.<a class="code" href="classstk_1_1StkFrames.html#a05b1ab6fa750a8221a7d65c30e0cdab9" title="Return the number of sample frames represented by the data.">frames</a>(); i++, iSamples += iHop, oSamples += oHop ) {
|
||||
<a name="l00139"></a>00139 inputs_[0] = gain_ * *iSamples;
|
||||
<a name="l00140"></a>00140 *oSamples = b_[0] * inputs_[0] - a_[1] * outputs_[1] - a_[2] * outputs_[2];
|
||||
<a name="l00141"></a>00141 outputs_[2] = outputs_[1];
|
||||
<a name="l00142"></a>00142 outputs_[1] = *oSamples;
|
||||
<a name="l00143"></a>00143 }
|
||||
<a name="l00144"></a>00144
|
||||
<a name="l00145"></a>00145 lastFrame_[0] = outputs_[1];
|
||||
<a name="l00146"></a>00146 <span class="keywordflow">return</span> iFrames;
|
||||
<a name="l00147"></a>00147 }
|
||||
<a name="l00148"></a>00148
|
||||
<a name="l00149"></a>00149 } <span class="comment">// stk namespace</span>
|
||||
<a name="l00091"></a>00091 <span class="keyword">protected</span>:
|
||||
<a name="l00092"></a>00092
|
||||
<a name="l00093"></a>00093 <span class="keyword">virtual</span> <span class="keywordtype">void</span> sampleRateChanged( StkFloat newRate, StkFloat oldRate );
|
||||
<a name="l00094"></a>00094 };
|
||||
<a name="l00095"></a>00095
|
||||
<a name="l00096"></a><a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc">00096</a> <span class="keyword">inline</span> StkFloat <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">TwoPole :: tick</a>( StkFloat input )
|
||||
<a name="l00097"></a>00097 {
|
||||
<a name="l00098"></a>00098 inputs_[0] = gain_ * input;
|
||||
<a name="l00099"></a>00099 lastFrame_[0] = b_[0] * inputs_[0] - a_[1] * outputs_[1] - a_[2] * outputs_[2];
|
||||
<a name="l00100"></a>00100 outputs_[2] = outputs_[1];
|
||||
<a name="l00101"></a>00101 outputs_[1] = lastFrame_[0];
|
||||
<a name="l00102"></a>00102
|
||||
<a name="l00103"></a>00103 <span class="keywordflow">return</span> lastFrame_[0];
|
||||
<a name="l00104"></a>00104 }
|
||||
<a name="l00105"></a>00105
|
||||
<a name="l00106"></a><a class="code" href="classstk_1_1TwoPole.html#a9e8bd9ed925a1c4966fbc0b0799ce46b">00106</a> <span class="keyword">inline</span> <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">TwoPole :: tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel )
|
||||
<a name="l00107"></a>00107 {
|
||||
<a name="l00108"></a>00108 <span class="preprocessor">#if defined(_STK_DEBUG_)</span>
|
||||
<a name="l00109"></a>00109 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( channel >= frames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() ) {
|
||||
<a name="l00110"></a>00110 oStream_ << <span class="stringliteral">"TwoPole::tick(): channel and StkFrames arguments are incompatible!"</span>;
|
||||
<a name="l00111"></a>00111 <a class="code" href="classstk_1_1Stk.html#a48ac73a0d8ca28445ba1a054e1f061ff" title="Static function for error reporting and handling using c-strings.">handleError</a>( StkError::FUNCTION_ARGUMENT );
|
||||
<a name="l00112"></a>00112 }
|
||||
<a name="l00113"></a>00113 <span class="preprocessor">#endif</span>
|
||||
<a name="l00114"></a>00114 <span class="preprocessor"></span>
|
||||
<a name="l00115"></a>00115 StkFloat *samples = &frames[channel];
|
||||
<a name="l00116"></a>00116 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hop = frames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>();
|
||||
<a name="l00117"></a>00117 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i<frames.<a class="code" href="classstk_1_1StkFrames.html#a05b1ab6fa750a8221a7d65c30e0cdab9" title="Return the number of sample frames represented by the data.">frames</a>(); i++, samples += hop ) {
|
||||
<a name="l00118"></a>00118 inputs_[0] = gain_ * *samples;
|
||||
<a name="l00119"></a>00119 *samples = b_[0] * inputs_[0] - a_[1] * outputs_[1] - a_[2] * outputs_[2];
|
||||
<a name="l00120"></a>00120 outputs_[2] = outputs_[1];
|
||||
<a name="l00121"></a>00121 outputs_[1] = *samples;
|
||||
<a name="l00122"></a>00122 }
|
||||
<a name="l00123"></a>00123
|
||||
<a name="l00124"></a>00124 lastFrame_[0] = outputs_[1];
|
||||
<a name="l00125"></a>00125 <span class="keywordflow">return</span> frames;
|
||||
<a name="l00126"></a>00126 }
|
||||
<a name="l00127"></a>00127
|
||||
<a name="l00128"></a><a class="code" href="classstk_1_1TwoPole.html#a5c9b52082c0d2845a5ca01ca276fe8f8">00128</a> <span class="keyword">inline</span> <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& <a class="code" href="classstk_1_1TwoPole.html#ad4612f9b6f971a4dd76b23bb2b9fefbc" title="Input one sample to the filter and return one output.">TwoPole :: tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& iFrames, <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>& oFrames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iChannel, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> oChannel )
|
||||
<a name="l00129"></a>00129 {
|
||||
<a name="l00130"></a>00130 <span class="preprocessor">#if defined(_STK_DEBUG_)</span>
|
||||
<a name="l00131"></a>00131 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( iChannel >= iFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() || oChannel >= oFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() ) {
|
||||
<a name="l00132"></a>00132 oStream_ << <span class="stringliteral">"TwoPole::tick(): channel and StkFrames arguments are incompatible!"</span>;
|
||||
<a name="l00133"></a>00133 <a class="code" href="classstk_1_1Stk.html#a48ac73a0d8ca28445ba1a054e1f061ff" title="Static function for error reporting and handling using c-strings.">handleError</a>( StkError::FUNCTION_ARGUMENT );
|
||||
<a name="l00134"></a>00134 }
|
||||
<a name="l00135"></a>00135 <span class="preprocessor">#endif</span>
|
||||
<a name="l00136"></a>00136 <span class="preprocessor"></span>
|
||||
<a name="l00137"></a>00137 StkFloat *iSamples = &iFrames[iChannel];
|
||||
<a name="l00138"></a>00138 StkFloat *oSamples = &oFrames[oChannel];
|
||||
<a name="l00139"></a>00139 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iHop = iFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>(), oHop = oFrames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>();
|
||||
<a name="l00140"></a>00140 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i<iFrames.<a class="code" href="classstk_1_1StkFrames.html#a05b1ab6fa750a8221a7d65c30e0cdab9" title="Return the number of sample frames represented by the data.">frames</a>(); i++, iSamples += iHop, oSamples += oHop ) {
|
||||
<a name="l00141"></a>00141 inputs_[0] = gain_ * *iSamples;
|
||||
<a name="l00142"></a>00142 *oSamples = b_[0] * inputs_[0] - a_[1] * outputs_[1] - a_[2] * outputs_[2];
|
||||
<a name="l00143"></a>00143 outputs_[2] = outputs_[1];
|
||||
<a name="l00144"></a>00144 outputs_[1] = *oSamples;
|
||||
<a name="l00145"></a>00145 }
|
||||
<a name="l00146"></a>00146
|
||||
<a name="l00147"></a>00147 lastFrame_[0] = outputs_[1];
|
||||
<a name="l00148"></a>00148 <span class="keywordflow">return</span> iFrames;
|
||||
<a name="l00149"></a>00149 }
|
||||
<a name="l00150"></a>00150
|
||||
<a name="l00151"></a>00151 <span class="preprocessor">#endif</span>
|
||||
<a name="l00151"></a>00151 } <span class="comment">// stk namespace</span>
|
||||
<a name="l00152"></a>00152
|
||||
<a name="l00153"></a>00153 <span class="preprocessor">#endif</span>
|
||||
</pre></div></div>
|
||||
<HR>
|
||||
|
||||
<table>
|
||||
<tr><td><A HREF="http://ccrma.stanford.edu/software/stk/"><I>The Synthesis ToolKit in C++ (STK)</I></A></td></tr>
|
||||
<tr><td>©1995-2010 Perry R. Cook and Gary P. Scavone. All Rights Reserved.</td></tr>
|
||||
<tr><td>©1995-2011 Perry R. Cook and Gary P. Scavone. All Rights Reserved.</td></tr>
|
||||
</table>
|
||||
|
||||
</BODY>
|
||||
|
||||
Reference in New Issue
Block a user