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<h2>
<span class="refentrytitle">ftmorf</span>
</h2>
<p>ftmorf —
Morphs between multiple ftables as specified in a list.
</p>
</div>
<div class="refsect1" title="Description">
<a id="idp24790672"></a>
<h2>Description</h2>
<p>
Uses an index into a table of ftable numbers to morph between adjacent tables in the list.This morphed function is written into the table referenced by <span class="emphasis"><em>iresfn</em></span> on every k-cycle.
</p>
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<div class="refsect1" title="Syntax">
<a id="idp24798832"></a>
<h2>Syntax</h2>
<pre class="synopsis"><span class="command"><strong>ftmorf</strong></span> kftndx, iftfn, iresfn</pre>
</div>
<div class="refsect1" title="Initialization">
<a id="idp24799872"></a>
<h2>Initialization</h2>
<p>
<span class="emphasis"><em>iftfn</em></span> -- The table containing the numbers of any existing tables which are used for the morphing.
</p>
<p>
<span class="emphasis"><em>iresfn</em></span> -- Table number of the morphed function
</p>
<p>
The length of all the tables in <span class="emphasis"><em>iftfn</em></span> must equal the length of <span class="emphasis"><em>iresfn</em></span>.
</p>
</div>
<div class="refsect1" title="Performance">
<a id="idp24802136"></a>
<h2>Performance</h2>
<p>
<span class="emphasis"><em>kftndx</em></span> -- the index into the <span class="emphasis"><em>iftfn</em></span> table.
</p>
<p>
If <span class="emphasis"><em>iftfn</em></span> contains (6, 4, 6, 8, 7, 4):
</p>
<div class="itemizedlist">
<ul class="itemizedlist" type="disc">
<li class="listitem">
<p>
<span class="emphasis"><em>kftndx=4</em></span> will write the contents of f7 into <span class="emphasis"><em>iresfn</em></span>.
</p>
</li>
<li class="listitem">
<p>
<span class="emphasis"><em>kftndx=4.5</em></span> will write the average of the contents of f7 and f4 into <span class="emphasis"><em>iresfn</em></span>.
</p>
</li>
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<p>
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</td>
<th align="left">Note</th>
</tr>
<tr>
<td align="left" valign="top">
<p>
<span class="emphasis"><em>iresfn</em></span> is only updated if the morfing index changes it's value,
if <span class="emphasis"><em>kftindx</em></span> is static, no writing to <span class="emphasis"><em>iresfn</em></span> will occur.
</p>
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<div class="refsect1" title="Examples">
<a id="idp24887488"></a>
<h2>Examples</h2>
<p>
Here is an example of the ftmorf opcode. It uses the file <a class="ulink" href="examples/ftmorf.csd" target="_top"><em class="citetitle">ftmorf.csd</em></a>.
</p>
<div class="example">
<a id="idp24888464"></a>
<p class="title">
<strong>Example 311. Example of the ftmorf 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 ftmorf.wav -W ;;; for file output any platform</span>
<span class="csdtag"></CsOptions></span>
<span class="csdtag"><CsInstruments></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
<span class="oblock">instr</span> 1
kndx <span class="opc">line</span> 0, p3, 7
<span class="opc">ftmorf</span> kndx, 1, 2
asig <span class="opc">oscili</span> .8, 440, 2
<span class="opc">outs</span> asig, asig
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="stamnt">f</span>1 0 8 -2 3 4 5 6 7 8 9 10
<span class="stamnt">f</span>2 0 1024 10 1 /*contents o<span class="stamnt">f</span> <span class="stamnt">f</span>2 dont matter */
<span class="stamnt">f</span>3 0 1024 10 1
<span class="stamnt">f</span>4 0 1024 10 0 1
<span class="stamnt">f</span>5 0 1024 10 0 0 1
<span class="stamnt">f</span>6 0 1024 10 0 0 0 1
<span class="stamnt">f</span>7 0 1024 10 0 0 0 0 1
<span class="stamnt">f</span>8 0 1024 10 0 0 0 0 0 1
<span class="stamnt">f</span>9 0 1024 10 0 0 0 0 0 0 1
<span class="stamnt">f</span>10 0 1024 10 1 1 1 1 1 1 1
<span class="stamnt">i</span>1 0 15
<span class="stamnt">e</span>
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
</div>
</div>
<p><br class="example-break" />
</p>
</div>
<div class="refsect1" title="Credits">
<a id="idp24890736"></a>
<h2>Credits</h2>
<p>
</p>
<table border="0" summary="Simple list" class="simplelist">
<tr>
<td>Author: William <span class="quote">“<span class="quote">Pete</span>”</span> Moss</td>
</tr>
<tr>
<td>University of Texas at Austin</td>
</tr>
<tr>
<td>Austin, Texas USA</td>
</tr>
<tr>
<td>Jan. 2002</td>
</tr>
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<p>
</p>
<p>New in version 4.18</p>
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