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<TITLE>The Synthesis ToolKit in C++ (STK)</TITLE>
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<!-- Generated by Doxygen 1.6.2 -->
<div class="navpath"><a class="el" href="namespacestk.html">stk</a>::<a class="el" href="classstk_1_1Rhodey.html">Rhodey</a>
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<div class="contents">
<h1>stk::Rhodey Class Reference</h1><!-- doxytag: class="stk::Rhodey" --><!-- doxytag: inherits="stk::FM" -->
<p>STK Fender Rhodes electric piano <a class="el" href="classstk_1_1FM.html" title="STK abstract FM synthesis base class.">FM</a> synthesis instrument.
<a href="#_details">More...</a></p>
<p><code>#include &lt;<a class="el" href="Rhodey_8h_source.html">Rhodey.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for stk::Rhodey:</div>
<div class="dynsection">
<div class="center">
<img src="classstk_1_1Rhodey.png" usemap="#stk::Rhodey_map" alt=""/>
<map id="stk::Rhodey_map" name="stk::Rhodey_map">
<area href="classstk_1_1FM.html" alt="stk::FM" shape="rect" coords="0,112,76,136"/>
<area href="classstk_1_1Instrmnt.html" alt="stk::Instrmnt" shape="rect" coords="0,56,76,80"/>
<area href="classstk_1_1Stk.html" alt="stk::Stk" shape="rect" coords="0,0,76,24"/>
</map>
</div>
</div>
<p><a href="classstk_1_1Rhodey-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">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classstk_1_1Rhodey.html#ab647310b8bfc12b518b5c3a89db6d94e">Rhodey</a> (void)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Class constructor. <a href="#ab647310b8bfc12b518b5c3a89db6d94e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6fc6c7473cef051e11a62802848b228c"></a><!-- doxytag: member="stk::Rhodey::~Rhodey" ref="a6fc6c7473cef051e11a62802848b228c" args="(void)" -->
&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classstk_1_1Rhodey.html#a6fc6c7473cef051e11a62802848b228c">~Rhodey</a> (void)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Class destructor. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a216ff771d88e7e03c46bc477d7ed5e86"></a><!-- doxytag: member="stk::Rhodey::setFrequency" ref="a216ff771d88e7e03c46bc477d7ed5e86" args="(StkFloat frequency)" -->
void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classstk_1_1Rhodey.html#a216ff771d88e7e03c46bc477d7ed5e86">setFrequency</a> (StkFloat frequency)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Set instrument parameters for a particular frequency. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a98e112778609f8eb217c0956f17c65e4"></a><!-- doxytag: member="stk::Rhodey::noteOn" ref="a98e112778609f8eb217c0956f17c65e4" args="(StkFloat frequency, StkFloat amplitude)" -->
void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classstk_1_1Rhodey.html#a98e112778609f8eb217c0956f17c65e4">noteOn</a> (StkFloat frequency, StkFloat amplitude)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Start a note with the given frequency and amplitude. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a199591ffb4230c653ec7d7ea52e37790"></a><!-- doxytag: member="stk::Rhodey::tick" ref="a199591ffb4230c653ec7d7ea52e37790" args="(unsigned int channel=0)" -->
StkFloat&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classstk_1_1Rhodey.html#a199591ffb4230c653ec7d7ea52e37790">tick</a> (unsigned int channel=0)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Compute and return one output sample. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classstk_1_1StkFrames.html">StkFrames</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classstk_1_1Rhodey.html#a9d843b764e5219c8289884d0903462f9">tick</a> (<a class="el" href="classstk_1_1StkFrames.html">StkFrames</a> &amp;frames, unsigned int channel=0)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Fill a channel of the <a class="el" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a> object with computed outputs. <a href="#a9d843b764e5219c8289884d0903462f9"></a><br/></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>STK Fender Rhodes electric piano <a class="el" href="classstk_1_1FM.html" title="STK abstract FM synthesis base class.">FM</a> synthesis instrument. </p>
<p>This class implements two simple <a class="el" href="classstk_1_1FM.html" title="STK abstract FM synthesis base class.">FM</a> Pairs summed together, also referred to as algorithm 5 of the TX81Z.</p>
<div class="fragment"><pre class="fragment"> Algorithm 5 is : 4-&gt;3--\
+ --&gt; Out
2-&gt;1--/
</pre></div><p>Control Change Numbers:</p>
<ul>
<li>Modulator Index One = 2</li>
<li>Crossfade of Outputs = 4</li>
<li>LFO Speed = 11</li>
<li>LFO Depth = 1</li>
<li><a class="el" href="classstk_1_1ADSR.html" title="STK ADSR envelope class.">ADSR</a> 2 &amp; 4 Target = 128</li>
</ul>
<p>The basic Chowning/Stanford <a class="el" href="classstk_1_1FM.html" title="STK abstract FM synthesis base class.">FM</a> patent expired in 1995, but there exist follow-on patents, mostly assigned to Yamaha. If you are of the type who should worry about this (making money) worry away.</p>
<p>by Perry R. Cook and Gary P. Scavone, 1995-2011. </p>
<hr/><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="ab647310b8bfc12b518b5c3a89db6d94e"></a><!-- doxytag: member="stk::Rhodey::Rhodey" ref="ab647310b8bfc12b518b5c3a89db6d94e" args="(void)" -->
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<td class="memname">stk::Rhodey::Rhodey </td>
<td>(</td>
<td class="paramtype">void&nbsp;</td>
<td class="paramname"></td>
<td>&nbsp;)&nbsp;</td>
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<p>Class constructor. </p>
<p>An <a class="el" href="classstk_1_1StkError.html" title="STK error handling class.">StkError</a> will be thrown if the rawwave path is incorrectly set. </p>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a9d843b764e5219c8289884d0903462f9"></a><!-- doxytag: member="stk::Rhodey::tick" ref="a9d843b764e5219c8289884d0903462f9" args="(StkFrames &amp;frames, unsigned int channel=0)" -->
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<td class="memname"><a class="el" href="classstk_1_1StkFrames.html">StkFrames</a> &amp; stk::Rhodey::tick </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classstk_1_1StkFrames.html">StkFrames</a> &amp;&nbsp;</td>
<td class="paramname"> <em>frames</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int&nbsp;</td>
<td class="paramname"> <em>channel</em> = <code>0</code></td><td>&nbsp;</td>
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<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline, virtual]</code></td>
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<p>Fill a channel of the <a class="el" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a> object with computed outputs. </p>
<p>The <code>channel</code> argument must be less than the number of channels in the <a class="el" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a> argument (the first channel is specified by 0). However, range checking is only performed if _STK_DEBUG_ is defined during compilation, in which case an out-of-range value will trigger an <a class="el" href="classstk_1_1StkError.html" title="STK error handling class.">StkError</a> exception. </p>
<p>Implements <a class="el" href="classstk_1_1FM.html#a870c602be292d2dcc1b0fd97f515f2ff">stk::FM</a>.</p>
<p><div class="fragment"><pre class="fragment"><a name="l00100"></a>00100 {
<a name="l00101"></a>00101 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nChannels = lastFrame_.channels();
<a name="l00102"></a>00102 <span class="preprocessor">#if defined(_STK_DEBUG_)</span>
<a name="l00103"></a>00103 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( channel &gt; frames.channels() - nChannels ) {
<a name="l00104"></a>00104 oStream_ &lt;&lt; <span class="stringliteral">&quot;Rhodey::tick(): channel and StkFrames arguments are incompatible!&quot;</span>;
<a name="l00105"></a>00105 <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="l00106"></a>00106 }
<a name="l00107"></a>00107 <span class="preprocessor">#endif</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span>
<a name="l00109"></a>00109 StkFloat *samples = &amp;frames[channel];
<a name="l00110"></a>00110 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j, hop = frames.channels() - nChannels;
<a name="l00111"></a>00111 <span class="keywordflow">if</span> ( nChannels == 1 ) {
<a name="l00112"></a>00112 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i&lt;frames.frames(); i++, samples += hop )
<a name="l00113"></a>00113 *samples++ = <a class="code" href="classstk_1_1Rhodey.html#a199591ffb4230c653ec7d7ea52e37790" title="Compute and return one output sample.">tick</a>();
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115 <span class="keywordflow">else</span> {
<a name="l00116"></a>00116 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i&lt;frames.frames(); i++, samples += hop ) {
<a name="l00117"></a>00117 *samples++ = <a class="code" href="classstk_1_1Rhodey.html#a199591ffb4230c653ec7d7ea52e37790" title="Compute and return one output sample.">tick</a>();
<a name="l00118"></a>00118 <span class="keywordflow">for</span> ( j=1; j&lt;nChannels; j++ )
<a name="l00119"></a>00119 *samples++ = lastFrame_[j];
<a name="l00120"></a>00120 }
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122
<a name="l00123"></a>00123 <span class="keywordflow">return</span> frames;
<a name="l00124"></a>00124 }
</pre></div></p>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="Rhodey_8h_source.html">Rhodey.h</a></li>
</ul>
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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>
<tr><td>&copy;1995-2011 Perry R. Cook and Gary P. Scavone. All Rights Reserved.</td></tr>
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