<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>q Statement</title> <link rel="stylesheet" type="text/css" href="csound.css" /> <link rel="stylesheet" type="text/css" href="syntax-highlighting.css" /> <meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /> <link rel="home" href="index.html" title="The Canonical Csound Reference Manual" /> <link rel="up" href="ScoregensTop.html" title="Score Statements and GEN Routines" /> <link rel="prev" href="n.html" title="n Statement" /> <link rel="next" href="r.html" title="r Statement (Repeat Statement)" /> </head> <body> <div class="navheader"> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center">q Statement</th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="n.html">Prev</a> </td> <th width="60%" align="center">Score Statements and GEN Routines</th> <td width="20%" align="right"> <a accesskey="n" href="r.html">Next</a></td> </tr> </table> <hr /> </div> <div class="refentry"> <a id="q"></a> <div class="titlepage"></div> <a id="IndexQStatement" class="indexterm"></a> <div class="refnamediv"> <h2> <span class="refentrytitle">q Statement</span> </h2> <p>q statement — This statement may be used to quiet an instrument. </p> </div> <div class="refsect1"> <a id="idm281472821324472"></a> <h2>Description</h2> <p> This statement may be used to quiet an instrument. </p> </div> <div class="refsect1"> <a id="idm281472821323208"></a> <h2>Syntax</h2> <pre class="synopsis"><span class="command"><strong>q</strong></span> p1 p2 p3</pre> </div> <div class="refsect1"> <a id="idm281472821281144"></a> <h2>Performance</h2> <p> <span class="emphasis"><em>p1</em></span> -- Instrument number to mute/unmute. </p> <p> <span class="emphasis"><em>p2</em></span> -- Action time in beats. </p> <p> <span class="emphasis"><em>p3</em></span> -- determines whether the instrument is muted/unmuted. The value of 0 means the instrument is muted, other values mean it is unmuted. </p> <p> Note that this does not affect instruments that are already running at time <span class="emphasis"><em>p2</em></span>. It blocks any attempt to start one afterwards. </p> </div> <div class="refsect1"> <a id="idm281472821276968"></a> <h2>Examples</h2> <p> Here is an example of the q statement. It uses the file <a class="ulink" href="examples/q.csd" target="_top"><em class="citetitle">q.csd</em></a>. </p> <div class="example"> <a id="idm281472821275144"></a> <p class="title"> <strong>Example 1172. Example of the q statement.</strong> </p> <div class="example-contents"> <div class="refsect1"> <a id="idm281472684214536"></a> <pre class="programlisting"> <span class="nt"><CsoundSynthesizer></span> <span class="nt"><CsOptions></span> <span class="c1">; Select audio/midi flags here according to platform</span> -odac <span class="c1">;;;realtime audio out</span> <span class="c1">;-iadc ;;;uncomment -iadc if RT audio input is needed too</span> <span class="c1">; For Non-realtime ouput leave only the line below:</span> <span class="c1">; -o q.wav -W ;;; for file output any platform</span> <span class="nt"></CsOptions></span> <span class="nt"><CsInstruments></span> <span class="vg">sr</span> <span class="o">=</span> <span class="mi">44100</span> <span class="vg">ksmps</span> <span class="o">=</span> <span class="mi">32</span> <span class="vg">nchnls</span> <span class="o">=</span> <span class="mi">2</span> <span class="vg">0dbfs</span> <span class="o">=</span> <span class="mi">1</span> <span class="kd">instr</span> <span class="nf">1</span> a<span class="n">env</span> <span class="nb">expseg</span> <span class="mf">.01</span><span class="p">,</span> <span class="nb">p3</span><span class="o">*</span><span class="mf">0.25</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="nb">p3</span><span class="o">*</span><span class="mf">0.75</span><span class="p">,</span> <span class="mf">0.01</span> a<span class="n">sig</span> <span class="nb">poscil3</span> <span class="mf">.8</span><span class="o">*</span>a<span class="n">env</span><span class="p">,</span> <span class="nb">p4</span><span class="p">,</span> <span class="mi">1</span> <span class="nb">outs</span> a<span class="n">sig</span><span class="p">,</span> a<span class="n">sig</span> <span class="kd">endin</span> <span class="nt"></CsInstruments></span> <span class="nt"><CsScore></span> <span class="nb">f</span> <span class="mi">1</span> <span class="mi">0</span> <span class="mi">16384</span> <span class="mi">10</span> <span class="mi">1</span><span class="c1">;sine wave</span> <span class="nb">s</span> <span class="nb">q</span> <span class="mi">1</span> <span class="mi">6</span> <span class="mi">0</span> <span class="c1">;mute at 6 seconds in this section</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">0</span> <span class="mi">2</span> <span class="mi">110</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">3</span> <span class="mi">2</span> <span class="mi">220</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">6</span> <span class="mi">2</span> <span class="mi">440</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">9</span> <span class="mi">2</span> <span class="mi">880</span> <span class="nb">s</span> <span class="nb">q</span> <span class="mi">1</span> <span class="mi">6</span> <span class="mi">1</span> <span class="c1">;unmute again at 6 seconds in this section</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">0</span> <span class="mi">2</span> <span class="mi">110</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">3</span> <span class="mi">2</span> <span class="mi">220</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">6</span> <span class="mi">2</span> <span class="mi">440</span> <span class="nb">i</span> <span class="mi">1</span> <span class="mi">9</span> <span class="mi">2</span> <span class="mi">880</span> <span class="nb">e</span> <span class="nt"></CsScore></span> <span class="nt"></CsoundSynthesizer></span> </pre> </div> </div> </div> <p><br class="example-break" /> </p> </div> </div> <div class="navfooter"> <hr /> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="n.html">Prev</a> </td> <td width="20%" align="center"> <a accesskey="u" href="ScoregensTop.html">Up</a> </td> <td width="40%" align="right"> <a accesskey="n" href="r.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top">n Statement </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> <td width="40%" align="right" valign="top"> r Statement (Repeat Statement)</td> </tr> </table> </div> </body> </html>