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csound-doc-5.19.01-10.mga5.noarch.rpm

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      <a id="include"></a>
      <div class="titlepage"></div>
      <a id="IndexMultiFileOrch" class="indexterm"></a>
      <a id="IndexIncludeOrch" class="indexterm"></a>
      <div class="refnamediv">
        <h2>
          <span class="refentrytitle">#include</span>
        </h2>
        <p>#include — 
      Includes an external file for processing.
                </p>
      </div>
      <div class="refsect1" title="Description">
        <a id="idp12332712"></a>
        <h2>Description</h2>
        <p>
      Includes an external file for processing.
    </p>
      </div>
      <div class="refsect1" title="Syntax">
        <a id="idp12333416"></a>
        <h2>Syntax</h2>
        <pre class="synopsis"><span class="command"><strong>#include</strong></span> <span class="quote">“<span class="quote">filename</span>”</span></pre>
      </div>
      <div class="refsect1" title="Performance">
        <a id="idp12334568"></a>
        <h2>Performance</h2>
        <p>
      It is sometimes convenient to have the orchestra arranged in a number of files, for example with each instrument in a separate file.  This style is supported by the <span class="emphasis"><em>#include</em></span> facility which is part of the macro system.  A line containing the text

      </p>
        <div class="informalexample">
          <pre class="programlisting">
<span class="omacro">#include</span> "filename"</pre>
        </div>
        <p>

      where the character " can be replaced by any suitable character.  For most uses the double quote symbol will probably be the most convenient. The file name can include a full path.
    </p>
        <p>
      This takes input from the named file until it ends, when input reverts to the previous input.
      <span class="emphasis"><em>Note: </em></span>Csound versions prior to 4.19 had a limit of 20 on the depth of included files and macros.
    </p>
        <p>
      Another suggested use of <span class="emphasis"><em>#include</em></span> would be to define a set of macros which are part of the composer's style.
    </p>
        <p>
      An extreme form would be to have each instrument defines as a macro, with the instrument number as a parameter.  Then an entire orchestra could be constructed from a number of <span class="emphasis"><em>#include</em></span> statements followed by macro calls.

      </p>
        <div class="informalexample">
          <pre class="programlisting">
<span class="omacro">#include</span> "clarinet"
<span class="omacro">#include</span> "flute"
<span class="omacro">#include</span> "bassoon"
$CLARINET(1)
$FLUTE(2)
$BASSOON(3)</pre>
        </div>
        <p>

      It must be stressed that these changes are at the textual level and so take no cognizance of any meaning.
    </p>
      </div>
      <div class="refsect1" title="Examples">
        <a id="idp12341040"></a>
        <h2>Examples</h2>
        <p>
      Here is an example of the include opcode. It uses the file <a class="ulink" href="examples/include.csd" target="_top"><em class="citetitle">include.csd</em></a>, and <a class="ulink" href="examples/table1.inc" target="_top"><em class="citetitle">table1.inc</em></a>.

      </p>
        <div class="example">
          <a id="idp12342456"></a>
          <p class="title">
            <strong>Example 13. Example of the include opcode.</strong>
          </p>
          <div class="example-contents">
            <pre class="programlisting">
<span class="comment">/* table1.inc */
; Table #1, a sine wave.</span>
<span class="stamnt">f</span> 1 0 16384 10 1
<span class="comment">/* table1.inc */</span></pre>
            <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">&lt;CsoundSynthesizer&gt;</span>
<span class="csdtag">&lt;CsOptions&gt;</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 include.wav -W ;;; for file output any platform</span>
<span class="csdtag">&lt;/CsOptions&gt;</span>
<span class="csdtag">&lt;CsInstruments&gt;</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 - a basic oscillator.</span>
<span class="oblock">instr</span> 1
  kamp <span class="op">=</span> 10000
  kcps <span class="op">=</span> 440
  ifn <span class="op">=</span> 1

  a1 <span class="opc">oscil</span> kamp, kcps, ifn
  <span class="opc">out</span> a1
<span class="oblock">endin</span>


<span class="csdtag">&lt;/CsInstruments&gt;</span>
<span class="csdtag">&lt;CsScore&gt;</span>

<span class="comment">; Include the file for Table #1.</span>
#include "table1.inc"

<span class="comment">; Play Instrument #1 for 2 seconds.</span>
<span class="stamnt">i</span> 1 0 2
<span class="stamnt">e</span>


<span class="csdtag">&lt;/CsScore&gt;</span>
<span class="csdtag">&lt;/CsoundSynthesizer&gt;</span>
</pre>
          </div>
        </div>
        <p><br class="example-break" />
    </p>
      </div>
      <div class="refsect1" title="Credits">
        <a id="idp12345184"></a>
        <h2>Credits</h2>
        <p>
      </p>
        <table border="0" summary="Simple list" class="simplelist">
          <tr>
            <td>Author: John ffitch</td>
          </tr>
          <tr>
            <td>University of Bath/Codemist Ltd.</td>
          </tr>
          <tr>
            <td>Bath, UK</td>
          </tr>
          <tr>
            <td>April 1998</td>
          </tr>
        </table>
        <p>
    </p>
        <p>Example written by Kevin Conder.</p>
        <p>New in Csound version 3.48</p>
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