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Gary Scavone
2013-09-29 23:49:37 +02:00
committed by Stephen Sinclair
parent cfdfe7736a
commit f13d5bb3cd
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<h1>VoicForm.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef STK_VOICFORM_H</span>
@@ -62,45 +62,75 @@
<a name="l00088"></a>00088
<a name="l00090"></a>00090 StkFloat <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">tick</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel = 0 );
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="keyword">protected</span>:
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <a class="code" href="classstk_1_1SingWave.html" title="STK &amp;quot;singing&amp;quot; looped soundfile class.">SingWave</a> *voiced_;
<a name="l00095"></a>00095 <a class="code" href="classstk_1_1Noise.html" title="STK noise generator.">Noise</a> noise_;
<a name="l00096"></a>00096 <a class="code" href="classstk_1_1Envelope.html" title="STK linear line envelope class.">Envelope</a> noiseEnv_;
<a name="l00097"></a>00097 <a class="code" href="classstk_1_1FormSwep.html" title="STK sweepable formant filter class.">FormSwep</a> filters_[4];
<a name="l00098"></a>00098 <a class="code" href="classstk_1_1OnePole.html" title="STK one-pole filter class.">OnePole</a> onepole_;
<a name="l00099"></a>00099 <a class="code" href="classstk_1_1OneZero.html" title="STK one-zero filter class.">OneZero</a> onezero_;
<a name="l00100"></a>00100
<a name="l00101"></a>00101 };
<a name="l00102"></a>00102
<a name="l00103"></a><a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29">00103</a> <span class="keyword">inline</span> StkFloat <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">VoicForm :: tick</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> )
<a name="l00104"></a>00104 {
<a name="l00105"></a>00105 StkFloat temp;
<a name="l00106"></a>00106 temp = onepole_.<a class="code" href="classstk_1_1OnePole.html#a3c83b6d43f76bec06f11caa9de76881e" title="Input one sample to the filter and return one output.">tick</a>( onezero_.<a class="code" href="classstk_1_1OneZero.html#a9f52fa395257b15cb7351c6ccb2199da" title="Input one sample to the filter and return one output.">tick</a>( voiced_-&gt;<a class="code" href="classstk_1_1SingWave.html#a45136f9bf5b6f58433d4d65864d9db78" title="Compute and return one output sample.">tick</a>() ) );
<a name="l00107"></a>00107 temp += noiseEnv_.<a class="code" href="classstk_1_1Envelope.html#a8de91b9caf10a03f52bd2247648c4601" title="Compute and return one output sample.">tick</a>() * noise_.<a class="code" href="classstk_1_1Noise.html#a8ac40f69475eb744e803d557e8438a6d" title="Compute and return one output sample.">tick</a>();
<a name="l00108"></a>00108 lastFrame_[0] = filters_[0].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00109"></a>00109 lastFrame_[0] += filters_[1].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00110"></a>00110 lastFrame_[0] += filters_[2].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00111"></a>00111 lastFrame_[0] += filters_[3].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00112"></a>00112 <span class="comment">/*</span>
<a name="l00113"></a>00113 <span class="comment"> temp += noiseEnv_.tick() * noise_.tick();</span>
<a name="l00114"></a>00114 <span class="comment"> lastFrame_[0] = filters_[0].tick(temp);</span>
<a name="l00115"></a>00115 <span class="comment"> lastFrame_[0] = filters_[1].tick(lastFrame_[0]);</span>
<a name="l00116"></a>00116 <span class="comment"> lastFrame_[0] = filters_[2].tick(lastFrame_[0]);</span>
<a name="l00117"></a>00117 <span class="comment"> lastFrame_[0] = filters_[3].tick(lastFrame_[0]);</span>
<a name="l00118"></a>00118 <span class="comment"> */</span>
<a name="l00119"></a>00119 <span class="keywordflow">return</span> lastFrame_[0];
<a name="l00120"></a>00120 }
<a name="l00121"></a>00121
<a name="l00122"></a>00122 } <span class="comment">// stk namespace</span>
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="preprocessor">#endif</span>
<a name="l00100"></a>00100 <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>&amp; <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>&amp; frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel = 0 );
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="keyword">protected</span>:
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <a class="code" href="classstk_1_1SingWave.html" title="STK &amp;quot;singing&amp;quot; looped soundfile class.">SingWave</a> *voiced_;
<a name="l00105"></a>00105 <a class="code" href="classstk_1_1Noise.html" title="STK noise generator.">Noise</a> noise_;
<a name="l00106"></a>00106 <a class="code" href="classstk_1_1Envelope.html" title="STK linear line envelope class.">Envelope</a> noiseEnv_;
<a name="l00107"></a>00107 <a class="code" href="classstk_1_1FormSwep.html" title="STK sweepable formant filter class.">FormSwep</a> filters_[4];
<a name="l00108"></a>00108 <a class="code" href="classstk_1_1OnePole.html" title="STK one-pole filter class.">OnePole</a> onepole_;
<a name="l00109"></a>00109 <a class="code" href="classstk_1_1OneZero.html" title="STK one-zero filter class.">OneZero</a> onezero_;
<a name="l00110"></a>00110
<a name="l00111"></a>00111 };
<a name="l00112"></a>00112
<a name="l00113"></a><a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29">00113</a> <span class="keyword">inline</span> StkFloat <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">VoicForm :: tick</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> )
<a name="l00114"></a>00114 {
<a name="l00115"></a>00115 StkFloat temp;
<a name="l00116"></a>00116 temp = onepole_.<a class="code" href="classstk_1_1OnePole.html#a3c83b6d43f76bec06f11caa9de76881e" title="Input one sample to the filter and return one output.">tick</a>( onezero_.<a class="code" href="classstk_1_1OneZero.html#a9f52fa395257b15cb7351c6ccb2199da" title="Input one sample to the filter and return one output.">tick</a>( voiced_-&gt;<a class="code" href="classstk_1_1SingWave.html#a45136f9bf5b6f58433d4d65864d9db78" title="Compute and return one output sample.">tick</a>() ) );
<a name="l00117"></a>00117 temp += noiseEnv_.<a class="code" href="classstk_1_1Envelope.html#a8de91b9caf10a03f52bd2247648c4601" title="Compute and return one output sample.">tick</a>() * noise_.<a class="code" href="classstk_1_1Noise.html#a8ac40f69475eb744e803d557e8438a6d" title="Compute and return one output sample.">tick</a>();
<a name="l00118"></a>00118 lastFrame_[0] = filters_[0].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00119"></a>00119 lastFrame_[0] += filters_[1].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00120"></a>00120 lastFrame_[0] += filters_[2].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00121"></a>00121 lastFrame_[0] += filters_[3].<a class="code" href="classstk_1_1FormSwep.html#aba0d15e1d102cb0fee0806e1bb05c774" title="Input one sample to the filter and return a reference to one output.">tick</a>(temp);
<a name="l00122"></a>00122 <span class="comment">/*</span>
<a name="l00123"></a>00123 <span class="comment"> temp += noiseEnv_.tick() * noise_.tick();</span>
<a name="l00124"></a>00124 <span class="comment"> lastFrame_[0] = filters_[0].tick(temp);</span>
<a name="l00125"></a>00125 <span class="comment"> lastFrame_[0] = filters_[1].tick(lastFrame_[0]);</span>
<a name="l00126"></a>00126 <span class="comment"> lastFrame_[0] = filters_[2].tick(lastFrame_[0]);</span>
<a name="l00127"></a>00127 <span class="comment"> lastFrame_[0] = filters_[3].tick(lastFrame_[0]);</span>
<a name="l00128"></a>00128 <span class="comment"> */</span>
<a name="l00129"></a>00129 <span class="keywordflow">return</span> lastFrame_[0];
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a><a class="code" href="classstk_1_1VoicForm.html#a619d2995894216181c2dc38fd863fe33">00132</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>&amp; <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">VoicForm :: tick</a>( <a class="code" href="classstk_1_1StkFrames.html" title="An STK class to handle vectorized audio data.">StkFrames</a>&amp; frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel )
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nChannels = lastFrame_.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>();
<a name="l00135"></a>00135 <span class="preprocessor">#if defined(_STK_DEBUG_)</span>
<a name="l00136"></a>00136 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( channel &gt; frames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() - nChannels ) {
<a name="l00137"></a>00137 oStream_ &lt;&lt; <span class="stringliteral">&quot;VoicForm::tick(): channel and StkFrames arguments are incompatible!&quot;</span>;
<a name="l00138"></a>00138 <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="l00139"></a>00139 }
<a name="l00140"></a>00140 <span class="preprocessor">#endif</span>
<a name="l00141"></a>00141 <span class="preprocessor"></span>
<a name="l00142"></a>00142 StkFloat *samples = &amp;frames[channel];
<a name="l00143"></a>00143 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j, hop = frames.<a class="code" href="classstk_1_1StkFrames.html#aec7ef9c46675a24111aa6e2fda3ba870" title="Return the number of channels represented by the data.">channels</a>() - nChannels;
<a name="l00144"></a>00144 <span class="keywordflow">if</span> ( nChannels == 1 ) {
<a name="l00145"></a>00145 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i&lt;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="l00146"></a>00146 *samples++ = <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">tick</a>();
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148 <span class="keywordflow">else</span> {
<a name="l00149"></a>00149 <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i&lt;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="l00150"></a>00150 *samples++ = <a class="code" href="classstk_1_1VoicForm.html#ac12629d2730f582e405b221e1d7b6f29" title="Compute and return one output sample.">tick</a>();
<a name="l00151"></a>00151 <span class="keywordflow">for</span> ( j=1; j&lt;nChannels; j++ )
<a name="l00152"></a>00152 *samples++ = lastFrame_[j];
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="keywordflow">return</span> frames;
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158
<a name="l00159"></a>00159 } <span class="comment">// stk namespace</span>
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="preprocessor">#endif</span>
</pre></div></div>
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