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<h2>
<span class="refentrytitle">kgoto</span>
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<p>kgoto —
Transfer control during the performance-time passes.
</p>
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<div class="refsect1" title="Description">
<a id="idp28075904"></a>
<h2>Description</h2>
<p>
During the p-time passes only, unconditionally transfer control to the statement labeled by <span class="emphasis"><em>label</em></span>.
</p>
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<div class="refsect1" title="Syntax">
<a id="idp28076824"></a>
<h2>Syntax</h2>
<pre class="synopsis"><span class="command"><strong>kgoto</strong></span> label</pre>
<p>
where <span class="emphasis"><em>label</em></span> is in the same instrument block and is not an expression.
</p>
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<div class="refsect1" title="Examples">
<a id="idp28096896"></a>
<h2>Examples</h2>
<p>
Here is an example of the kgoto opcode. It uses the file <a class="ulink" href="examples/kgoto.csd" target="_top"><em class="citetitle">kgoto.csd</em></a>.
</p>
<div class="example">
<a id="idp28097864"></a>
<p class="title">
<strong>Example 385. Example of the kgoto opcode.</strong>
</p>
<div class="example-contents">
<p>See the sections <a class="link" href="UsingRealTime.html" title="Real-Time Audio"><em class="citetitle">Real-time Audio</em></a> and <a class="link" href="CommandFlags.html" title="Csound command line"><em class="citetitle">Command Line Flags</em></a> for more information on using command line flags.</p>
<pre class="programlisting">
<span class="csdtag"><CsoundSynthesizer></span>
<span class="csdtag"><CsOptions></span>
<span class="comment">; Select audio/midi flags here according to platform</span>
<span class="comment">; Audio out Audio in</span>
-odac -iadc <span class="comment">;;;RT audio I/O</span>
<span class="comment">; For Non-realtime ouput leave only the line below:</span>
<span class="comment">; -o kgoto.wav -W ;;; for file output any platform</span>
<span class="csdtag"></CsOptions></span>
<span class="csdtag"><CsInstruments></span>
<span class="comment">; Initialize the global variables.</span>
<span class="ohdr">sr</span> <span class="op">=</span> 44100
<span class="ohdr">kr</span> <span class="op">=</span> 4410
<span class="ohdr">ksmps</span> <span class="op">=</span> 10
<span class="ohdr">nchnls</span> <span class="op">=</span> 1
<span class="comment">; Instrument #1.</span>
<span class="oblock">instr</span> 1
<span class="comment">; Change kval linearly from 0 to 2 over</span>
<span class="comment">; the period set by the third p-field.</span>
kval <span class="opc">line</span> 0, p3, 2
<span class="comment">; If kval is greater than or equal to 1 then play the high note.</span>
<span class="comment">; If not then play the low note.</span>
<span class="octrl">if</span> (kval <span class="op">>=</span> 1) <span class="octrl">kgoto</span> <span class="olabel">highnote</span>
<span class="octrl">kgoto</span> <span class="olabel">lownote</span>
<span class="olabel">highnote</span><span class="op">:</span>
kfreq <span class="op">=</span> 880
<span class="octrl">goto</span> <span class="olabel">playit</span>
<span class="olabel">lownote</span><span class="op">:</span>
kfreq <span class="op">=</span> 440
<span class="octrl">goto</span> <span class="olabel">playit</span>
<span class="olabel">playit</span><span class="op">:</span>
<span class="comment">; Print the values of kval and kfreq.</span>
<span class="opc">printks</span> "kval <span class="op">=</span> <span class="op">%</span>f, kfreq <span class="op">=</span> <span class="op">%</span>f\\n", 1, kval, kfreq
a1 <span class="opc">oscil</span> 10000, kfreq, 1
<span class="opc">out</span> a1
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="comment">; Table #1: a simple sine wave.</span>
<span class="stamnt">f</span> 1 0 32768 10 1
<span class="comment">; Play Instrument #1 for two seconds.</span>
<span class="stamnt">i</span> 1 0 2
<span class="stamnt">e</span>
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
</div>
</div>
<p><br class="example-break" />
Its output should include lines like this:
</p>
<pre class="screen">
kval = 0.000000, kfreq = 440.000000
kval = 0.999732, kfreq = 440.000000
kval = 1.999639, kfreq = 880.000000</pre>
<p>
</p>
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<div class="refsect1" title="See Also">
<a id="idp28117440"></a>
<h2>See Also</h2>
<p>
<a class="link" href="cggoto.html" title="cggoto"><em class="citetitle">cggoto</em></a>,
<a class="link" href="cigoto.html" title="cigoto"><em class="citetitle">cigoto</em></a>,
<a class="link" href="ckgoto.html" title="ckgoto"><em class="citetitle">ckgoto</em></a>,
<a class="link" href="goto.html" title="goto"><em class="citetitle">goto</em></a>,
<a class="link" href="if.html" title="if"><em class="citetitle">if</em></a>,
<a class="link" href="igoto.html" title="igoto"><em class="citetitle">igoto</em></a>,
<a class="link" href="tigoto.html" title="tigoto"><em class="citetitle">tigoto</em></a>,
<a class="link" href="timout.html" title="timout"><em class="citetitle">timout</em></a>
</p>
</div>
<div class="refsect1" title="Credits">
<a id="idp28121808"></a>
<h2>Credits</h2>
<p>Example written by Kevin Conder.</p>
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