<?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>+=</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="OpcodesTop.html" title="Orchestra Opcodes and Operators" />
<link rel="prev" href="assign.html" title="=" />
<link rel="next" href="equals.html" title="==" />
</head>
<body>
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">+=</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="assign.html">Prev</a> </td>
<th width="60%" align="center">Orchestra Opcodes and Operators</th>
<td width="20%" align="right"> <a accesskey="n" href="equals.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="refentry">
<a id="plusbecomes"></a>
<div class="titlepage"></div>
<a id="IndexPlusbecomes" class="indexterm"></a>
<div class="refnamediv">
<h2>
<span class="refentrytitle">+=</span>
</h2>
<p>+= —
Performs add and assignment.
</p>
</div>
<div class="refsect1">
<a id="idm281472952917672"></a>
<h2>Syntax</h2>
<pre class="synopsis">ares <span class="command"><strong>+=</strong></span> xarg</pre>
<pre class="synopsis">ires <span class="command"><strong>+=</strong></span> iarg</pre>
<pre class="synopsis">kres <span class="command"><strong>+=</strong></span> karg</pre>
<pre class="synopsis">table [ kval] <span class="command"><strong>+=</strong></span> karg</pre>
</div>
<div class="refsect1">
<a id="idm281472952911336"></a>
<h2>Description</h2>
<p>
Performs an add and assign.
</p>
</div>
<div class="refsect1">
<a id="idm281472952910008"></a>
<h2>Initialization</h2>
<p>
<span class="emphasis"><em>+=</em></span> - Adds the value of the expression
<span class="emphasis"><em>iarg</em></span> (<span class="emphasis"><em>karg, xarg</em></span>) into
the named result. This provides a means of saving an evaluated
result for later use.
</p>
</div>
<div class="refsect1">
<a id="idm281472952907256"></a>
<h2>Examples</h2>
<p>
Here is an example of the plusbecomes opcode. It uses the file <a class="ulink" href="examples/reverb.csd" target="_top"><em class="citetitle">reverb.csd</em></a>.
</p>
<div class="example">
<a id="idm281472952905480"></a>
<p class="title">
<strong>Example 32. Example of the plusbecomes 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>
<div class="refsect1">
<a id="idm281472788606984"></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 realtime audio input is needed too</span>
<span class="c1">; For Non-realtime ouput leave only the line below:</span>
<span class="c1">; -o reverb.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">0dbfs</span> <span class="o">=</span> <span class="mi">1</span>
<span class="vg">nchnls</span> <span class="o">=</span> <span class="mi">2</span>
ga<span class="n">1</span> <span class="nb">init</span> <span class="mi">0</span>
<span class="kd">instr</span> <span class="nf">1</span>
a<span class="n">sig</span> <span class="nb">poscil</span> <span class="mf">.2</span><span class="p">,</span> <span class="nb">cpspch</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>
ga<span class="n">1</span> <span class="o">+=</span> a<span class="n">sig</span> <span class="c1">;add direct signal to global reverb</span>
<span class="kd">endin</span>
<span class="kd">instr</span> <span class="nf">99</span> <span class="c1">;(highest instr number executed last)</span>
a<span class="n">rev</span> <span class="nb">reverb</span> ga<span class="n">1</span><span class="p">,</span> <span class="mf">1.5</span>
<span class="nb">outs</span> a<span class="n">rev</span><span class="p">,</span> a<span class="n">rev</span>
ga<span class="n">1</span> <span class="o">=</span> <span class="mi">0</span> <span class="c1">;clear</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">128</span> <span class="mi">10</span> <span class="mi">1</span> <span class="c1">;sine</span>
<span class="nb">i</span> <span class="mi">1</span> <span class="mi">0</span> <span class="mf">0.1</span> <span class="mf">7.00</span> <span class="c1">;short sounds</span>
<span class="nb">i</span> <span class="mi">1</span> <span class="mi">1</span> <span class="mf">0.1</span> <span class="mf">8.02</span>
<span class="nb">i</span> <span class="mi">1</span> <span class="mi">2</span> <span class="mf">0.1</span> <span class="mf">8.04</span>
<span class="nb">i</span> <span class="mi">1</span> <span class="mi">3</span> <span class="mf">0.1</span> <span class="mf">8.06</span>
<span class="nb">i</span> <span class="mi">99</span> <span class="mi">0</span> <span class="mi">6</span> <span class="c1">;reverb runs for 6 seconds</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 class="refsect1">
<a id="idm281472952901256"></a>
<h2>See Also</h2>
<p>
<a class="link" href="assign.html" title="="><em class="citetitle">assign</em></a>,
</p>
</div>
<div class="refsect1">
<a id="idm281472952899080"></a>
<h2>Credits</h2>
<table border="0" summary="Simple list" class="simplelist">
<tr>
<td>Author: John ffitch</td>
</tr>
<tr>
<td>University of Bath, and Codemist Ltd.</td>
</tr>
<tr>
<td>Bath, UK</td>
</tr>
<tr>
<td>2013</td>
</tr>
</table>
<p>New in version 6.00</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="assign.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="equals.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">= </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> ==</td>
</tr>
</table>
</div>
</body>
</html>
distrib
>
Mageia
>
7
>
armv7hl
>
media
>
core-release
>
by-pkgid
>
5fcfcb7517038d1f44ab4e478e6e61fa
>
files
>
2663
