<?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>times</title> <link rel="stylesheet" type="text/css" href="csound.css" /> <meta name="generator" content="DocBook XSL Stylesheets V1.76.1" /> <link rel="home" href="index.html" title="The Canonical Csound Reference Manual" /> <link rel="up" href="OpcodesTop.html" title="Orchestra Opcodes and Operators" /> <link rel="prev" href="timek.html" title="timek" /> <link rel="next" href="timout.html" title="timout" /> </head> <body> <div class="navheader"> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center">times</th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="timek.html">Prev</a> </td> <th width="60%" align="center">Orchestra Opcodes and Operators</th> <td width="20%" align="right"> <a accesskey="n" href="timout.html">Next</a></td> </tr> </table> <hr /> </div> <div class="refentry" title="times"> <a id="times"></a> <div class="titlepage"></div> <a id="IndexTimes" class="indexterm"></a> <div class="refnamediv"> <h2> <span class="refentrytitle">times</span> </h2> <p>times — Read absolute time in seconds. </p> </div> <div class="refsect1" title="Description"> <a id="idp48950048"></a> <h2>Description</h2> <p> Read absolute time, in seconds, since the start of the performance. </p> </div> <div class="refsect1" title="Syntax"> <a id="idp48950824"></a> <h2>Syntax</h2> <pre class="synopsis">ires <span class="command"><strong>times</strong></span></pre> <pre class="synopsis">kres <span class="command"><strong>times</strong></span></pre> </div> <div class="refsect1" title="Performance"> <a id="idp48961800"></a> <h2>Performance</h2> <p> Time in seconds is available with <span class="emphasis"><em>times</em></span>. This would return 0.5 after half a second. </p> <p> <span class="emphasis"><em>times</em></span> can both produce a k-rate variable for output. There are no input parameters. </p> <p> <span class="emphasis"><em>times</em></span> can also operate at the start of the instance of the instrument. It produces an i-rate variable (starting with <span class="emphasis"><em>i</em></span> or <span class="emphasis"><em>gi</em></span>) as its output. </p> </div> <div class="refsect1" title="Examples"> <a id="idp49026728"></a> <h2>Examples</h2> <p> Here is an example of the times opcode. It uses the file <a class="ulink" href="examples/times_complex.csd" target="_top"><em class="citetitle">times_complex.csd</em></a>. </p> <div class="example"> <a id="idp49027720"></a> <p class="title"> <strong>Example 883. Example of the times 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> -odac <span class="comment">;;;realtime audio out </span> <span class="comment">;-iadc ;;;uncomment -iadc if realtime audio input is needed too </span> <span class="comment">; For Non-realtime ouput leave only the line below: </span> <span class="comment">; -o times_complex.wav -W ;;; for file output any platform </span> <span class="csdtag"></CsOptions></span> <span class="csdtag"><CsInstruments></span> <span class="comment">;by joachim heintz and rory walsh </span> <span class="ohdr">sr</span> <span class="op">=</span> 44100 <span class="ohdr">ksmps</span> <span class="op">=</span> 32 <span class="ohdr">nchnls</span> <span class="op">=</span> 2 <span class="ohdr">0dbfs</span> <span class="op">=</span> 1 giWave <span class="ohdr">ftgen</span> 0, 0, 1024, 10, 1, .5, .25 <span class="oblock">instr</span> again instance <span class="op">=</span> p4 <span class="comment">;reset the duration of this instance </span> iDur <span class="opc">rnd31</span> 5, 3 <span class="comment">;shorter values are more probable </span> iDur <span class="op">=</span> <span class="opc">abs</span>(iDur) <span class="op">+</span> 0.2 p3 <span class="op">=</span> iDur <span class="comment">;trigger the effect instrument of this instance </span> <span class="opc">event_i</span> "i", "fx_processor", 0, iDur, instance <span class="comment">;print the status quo </span> kTime <span class="opc">times</span> <span class="opc">prints</span> "instance <span class="op">=</span> <span class="op">%</span>d, start <span class="op">=</span> <span class="op">%</span>f, duration <span class="op">=</span> <span class="op">%</span>f\n", instance, <span class="opc">i</span>(kTime), iDur <span class="comment">;make sound </span> iamp <span class="opc">active</span> 1 <span class="comment">;scale amplitudes </span> iOct <span class="opc">random</span> 5, 10 <span class="comment">;find pitch </span> aEnv <span class="opc">transeg</span> 0, 0.02, 0, 1<span class="op">/</span>iamp, p3<span class="op">-</span>0.02, <span class="op">-</span>6, 0 <span class="comment">;output envelope </span> aSend <span class="opc">poscil</span> aEnv, <span class="opc">cpsoct</span>(iOct), giWave <span class="comment">;audio signal </span> <span class="comment">;send signal to effect instrument </span> Sbus <span class="opc">sprintf</span> "audio_<span class="op">%</span>d", instance <span class="comment">;create unique software bus </span> <span class="opc">chnset</span> aSend<span class="op">/</span>2, Sbus <span class="comment">;send audio on this bus </span> <span class="comment">;get the last k-cycle of this instance and trigger the successor in it </span> kLast <span class="opc">release</span> <span class="opc">schedkwhen</span> kLast, 0, 0, "again", 0, 1, instance<span class="op">+</span>1 <span class="oblock">endin</span> <span class="oblock">instr</span> fx_processor <span class="comment">;apply feedback delay to the above instrument </span> iwhich <span class="op">=</span> p4 <span class="comment">;receive instance number ... </span> Sbus <span class="opc">sprintf</span> "audio_<span class="op">%</span>d", iwhich <span class="comment">; ... and related software bus </span> audio <span class="opc">chnget</span> Sbus <span class="comment">;receive audio on this bus </span> irvbtim <span class="opc">random</span> 1, 5 <span class="comment">;find reverb time </span> p3 <span class="op">=</span> p3<span class="op">+</span>irvbtim <span class="comment">;adjust instrument duration </span> iltptmL <span class="opc">random</span> .1, .5 <span class="comment">;find looptime left ... </span> iltptmR <span class="opc">random</span> .1, .5 <span class="comment">;...and right </span> ipan <span class="opc">random</span> 0, 1 <span class="comment">; pan and ... </span> imix <span class="opc">random</span> 0, 1 <span class="comment">;... mix audio </span> aL,aR <span class="opc">pan2</span> audio, ipan <span class="comment">;create stereo </span> awetL <span class="opc">comb</span> aL, irvbtim, iltptmL <span class="comment">;comb filter </span> awetR <span class="opc">comb</span> aR, irvbtim, iltptmR aoutL <span class="opc">ntrpol</span> aL, awetL, imix <span class="comment">;wet-dry mix </span> aoutR <span class="opc">ntrpol</span> aR, awetR, imix <span class="opc">outs</span> aoutL<span class="op">/</span>2, aoutR<span class="op">/</span>2 <span class="oblock">endin</span> <span class="csdtag"></CsInstruments></span> <span class="csdtag"><CsScore></span> <span class="stamnt">i</span> "aga<span class="stamnt">i</span>n" 0 1 1 <span class="stamnt">e</span> 3600 <span class="csdtag"></CsScore></span> <span class="csdtag"></CsoundSynthesizer></span> </pre> </div> </div> <p><br class="example-break" /> Its output should include lines like these: </p> <pre class="screen"> new alloc for instr again: instance = 1, start = 0.000000, duration = 0.650439 new alloc for instr fx_processor: instance = 2, start = 0.650884, duration = 0.411043 new alloc for instr fx_processor: instance = 3, start = 1.061587, duration = 0.231085 new alloc for instr fx_processor: instance = 4, start = 1.292336, duration = 0.543473 new alloc for instr fx_processor: instance = 5, start = 1.835828, duration = 1.777097 </pre> <p> </p> </div> <div class="refsect1" title="See Also"> <a id="idp49031280"></a> <h2>See Also</h2> <p> <a class="link" href="timeinstk.html" title="timeinstk"><em class="citetitle">timeinstk</em></a>, <a class="link" href="timeinsts.html" title="timeinsts"><em class="citetitle">timeinsts</em></a>, <a class="link" href="timek.html" title="timek"><em class="citetitle">timek</em></a> </p> </div> <div class="refsect1" title="Credits"> <a id="idp49033280"></a> <h2>Credits</h2> <p> </p> <table border="0" summary="Simple list" class="simplelist"> <tr> <td>Author: Robin Whittle</td> </tr> <tr> <td>Australia</td> </tr> <tr> <td>May 1997</td> </tr> </table> <p> </p> </div> </div> <div class="navfooter"> <hr /> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="timek.html">Prev</a> </td> <td width="20%" align="center"> <a accesskey="u" href="OpcodesTop.html">Up</a> </td> <td width="40%" align="right"> <a accesskey="n" href="timout.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top">timek </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> <td width="40%" align="right" valign="top"> timout</td> </tr> </table> </div> </body> </html>