<?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>sumarray</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="sum.html" title="sum" />
<link rel="next" href="svfilter.html" title="svfilter" />
</head>
<body>
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">sumarray</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="sum.html">Prev</a> </td>
<th width="60%" align="center">Orchestra Opcodes and Operators</th>
<td width="20%" align="right"> <a accesskey="n" href="svfilter.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="refentry">
<a id="sumarray"></a>
<div class="titlepage"></div>
<a id="IndexSumarray" class="indexterm"></a>
<div class="refnamediv">
<h2>
<span class="refentrytitle">sumarray</span>
</h2>
<p>sumarray —
returns the sum of the elements in an array.
</p>
</div>
<div class="refsect1">
<a id="idm281472882785544"></a>
<h2>Description</h2>
<p>
The <span class="emphasis"><em>sumarray</em></span> opcode returns the sum of all
elements in a k-rate array array.
</p>
</div>
<div class="refsect1">
<a id="idm281472882783912"></a>
<h2>Syntax</h2>
<pre class="synopsis">ksum <span class="command"><strong>sumarray</strong></span> karray</pre>
</div>
<div class="refsect1">
<a id="idm281472882725000"></a>
<h2>Performance</h2>
<p>
<span class="emphasis"><em>ksum</em></span> -- variable for result.
</p>
<p>
<span class="emphasis"><em>karray</em></span> -- array for reading.
</p>
</div>
<div class="refsect1">
<a id="idm281472882722504"></a>
<h2>Examples</h2>
<p>
Here is an example of the sumarray opcode. It uses the file <a class="ulink" href="examples/sumarray.csd" target="_top"><em class="citetitle">sumarray.csd</em></a>.
</p>
<div class="example">
<a id="idm281472882720648"></a>
<p class="title">
<strong>Example 965. Example of the sumarray 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="idm281472704197880"></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>
-n
<span class="nt"></CsOptions></span>
<span class="nt"><CsInstruments></span>
<span class="c1">;example by joachim heintz</span>
<span class="nb">seed</span> <span class="mi">0</span>
<span class="kd">instr</span> <span class="nf">1</span>
<span class="c1">;create an array with 10 elements</span>
k<span class="n">Arr</span><span class="p">[]</span> <span class="nb">init</span> <span class="mi">10</span>
<span class="c1">;fill in random numbers and print them out</span>
k<span class="n">Indx</span> <span class="o">=</span> <span class="mi">0</span>
<span class="k">until</span> k<span class="n">Indx</span> <span class="o">==</span> <span class="mi">10</span> <span class="k">do</span>
k<span class="n">Num</span> <span class="nb">random</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">10</span>
k<span class="n">Arr</span><span class="p">[</span>k<span class="n">Indx</span><span class="p">]</span> <span class="o">=</span> k<span class="n">Num</span>
<span class="nb">printf</span> <span class="s">"kArr[</span><span class="si">%d</span><span class="s">] = %10f</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> k<span class="n">Indx</span><span class="o">+</span><span class="mi">1</span><span class="p">,</span> k<span class="n">Indx</span><span class="p">,</span> k<span class="n">Num</span>
k<span class="n">Indx</span> <span class="o">+=</span> <span class="mi">1</span>
<span class="k">od</span>
<span class="c1">;calculate sum of all values and print it out</span>
k<span class="n">Sum</span> <span class="nb">sumarray</span> k<span class="n">Arr</span>
<span class="nb">printf</span> <span class="s">"Sum of all values in kArr = %f</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> k<span class="n">Indx</span><span class="o">+</span><span class="mi">1</span><span class="p">,</span> k<span class="n">Sum</span>
<span class="nb">turnoff</span>
<span class="kd">endin</span>
<span class="nt"></CsInstruments></span>
<span class="nt"><CsScore></span>
<span class="nb">i</span><span class="mi">1</span> <span class="mi">0</span> <span class="mf">0.1</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="idm281472882716360"></a>
<h2>See Also</h2>
<p>
<a class="link" href="maxarray.html" title="maxarray"><em class="citetitle">minarray</em></a>,
<a class="link" href="minarray.html" title="minarray"><em class="citetitle">sumarray</em></a>,
<a class="link" href="scalearray.html" title="scalearray"><em class="citetitle">scalearray</em></a>,
</p>
</div>
<div class="refsect1">
<a id="idm281472882712360"></a>
<h2>Credits</h2>
<p>
</p>
<table border="0" summary="Simple list" class="simplelist">
<tr>
<td>Author: John ffitch</td>
</tr>
<tr>
<td>October 2011</td>
</tr>
</table>
<p>
</p>
<p>New in Csound version 5.14</p>
<p>Revised in Csound version 6.00 to work on multidimensional arrays</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="sum.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="svfilter.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">sum </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> svfilter</td>
</tr>
</table>
</div>
</body>
</html>
distrib
>
Mageia
>
7
>
armv7hl
>
media
>
core-release
>
by-pkgid
>
5fcfcb7517038d1f44ab4e478e6e61fa
>
files
>
2995
