79 lines
4.9 KiB
HTML
79 lines
4.9 KiB
HTML
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<!doctype html><html lang='en'><head><title>Schmidt | SuperCollider 3.9.3 Help</title>
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<link rel='stylesheet' href='./../scdoc.css' type='text/css' />
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<link rel='stylesheet' href='./../frontend.css' type='text/css' />
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<link rel='stylesheet' href='./../custom.css' type='text/css' />
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<meta http-equiv='Content-Type' content='text/html; charset=UTF-8' />
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<script>
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var helpRoot = './..';
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var scdoc_title = 'Schmidt';
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var scdoc_sc_version = '3.9.3';
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</script>
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<script src='./../scdoc.js' type='text/javascript'></script>
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<script src='./../docmap.js' type='text/javascript'></script>
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<script src='./../prettify.js' type='text/javascript'></script>
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<script src='./../lang-sc.js' type='text/javascript'></script>
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</head>
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<body onload='fixTOC();prettyPrint()'>
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<div id='toc'>
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<div id='toctitle'>Schmidt:</div>
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<span class='toc_search'>Filter: <input id='toc_search'></span><ul class='toc'><li class='toc1'><a href='#description'>Description</a></li>
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<ul class='toc'></ul><li class='toc1'><a href='#classmethods'>Class methods</a></li>
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<ul class='toc'><li class='toc3'><a href='#*ar'>ar</a> <a href='#*kr'>kr</a> </li>
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<li class='toc2'><a href='#Inherited%20class%20methods'>Inherited class methods</a></li>
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</ul><li class='toc1'><a href='#instancemethods'>Instance methods</a></li>
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<ul class='toc'><li class='toc2'><a href='#Inherited%20instance%20methods'>Inherited instance methods</a></li>
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</ul><li class='toc1'><a href='#examples'>Examples</a></li>
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<ul class='toc'></ul></ul></div><div class='contents'>
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<div id='menubar'></div>
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<div class='header'>
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<div id='label'>
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<span id='folder'>Classes</span>
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| <span id='categories'><a href='./../Browse.html#UGens'>UGens</a> > <a href='./../Browse.html#UGens>Maths'>Maths</a></span>
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</div><h1>Schmidt<span id='superclasses'> : <a href="../Classes/InRange.html">InRange</a> : <a href="../Classes/UGen.html">UGen</a> : <a href="../Classes/AbstractFunction.html">AbstractFunction</a> : <a href="../Classes/Object.html">Object</a></span>
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</h1>
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<div id='summary'>Schmidt trigger.</div>
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</div>
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<div class='subheader'>
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<div id='filename'>Source: <a href='file:///Applications/SuperCollider.app/Contents/Resources/SCClassLibrary/Common/Audio/Trig.sc' title='/Applications/SuperCollider.app/Contents/Resources/SCClassLibrary/Common/Audio/Trig.sc'>Trig.sc</a></div><div id='related'>See also: <a href="./../Classes/InRange.html">InRange</a>, <a href="./../Classes/InRect.html">InRect</a></div>
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</div>
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<h2><a class='anchor' name='description'>Description</a></h2>
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<p>If <code class='code prettyprint lang-sc'>in > hi</code>, output 1. If <code class='code prettyprint lang-sc'>in < lo</code>, output 0. Otherwise, repeat the last sample of output, assumed to be 0 at initialization. In sclang-flavored pseudocode:<pre class='code prettyprint lang-sc'>out[i] = if(in[i] < lo[i]) {
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0
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} {
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if(in[i] > hi[i]) {
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1
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} {
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out[i-1]
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}
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};</pre>
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<h2><a class='anchor' name='classmethods'>Class Methods</a></h2>
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<h3 class='method-code'><span class='method-prefix'>Schmidt.</span><a class='method-name' name='*ar' href='./../Overviews/Methods.html#ar'>ar</a>(<span class='argstr'>in: 0</span>, <span class='argstr'>lo: 0</span>, <span class='argstr'>hi: 1</span>)</h3>
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<div class='supmethod'>From superclass: <a href='./../Classes/InRange.html'>InRange</a></div>
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<h3 class='method-code'><span class='method-prefix'>Schmidt.</span><a class='method-name' name='*kr' href='./../Overviews/Methods.html#kr'>kr</a>(<span class='argstr'>in: 0</span>, <span class='argstr'>lo: 0</span>, <span class='argstr'>hi: 1</span>)</h3>
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<div class='supmethod'>From superclass: <a href='./../Classes/InRange.html'>InRange</a></div>
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<div class='method'>
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<p><h4>Arguments:</h4>
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<table class='arguments'>
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<tr><td class='argumentname'>in<td class='argumentdesc'>
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<p>Signal to be tested.<tr><td class='argumentname'>lo<td class='argumentdesc'>
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<p>Low threshold.<tr><td class='argumentname'>hi<td class='argumentdesc'>
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<p>High threshold.</table></div><h3><a class='anchor' name='Inherited%20class%20methods'>Inherited class methods</a></h3>
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<div id='inheritedclassmets'></div><h2><a class='anchor' name='instancemethods'>Instance Methods</a></h2>
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<h3><a class='anchor' name='Inherited%20instance%20methods'>Inherited instance methods</a></h3>
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<div id='inheritedinstmets'></div><h2><a class='anchor' name='examples'>Examples</a></h2>
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<pre class='code prettyprint lang-sc'>s.boot;
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{ Schmidt.kr(SinOsc.kr(1, 0, 0.2), -0.15, 0.15)}.scope; // see the trigger
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{ Schmidt.kr(MouseX.kr(0, 1), 0.2, 0.8)}.scope; // try it with the cursor
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// threshold octave jumps
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(
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{
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var in = LFNoise1.kr(3);
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var octave = Schmidt.kr(in, -0.15, 0.15) + 1;
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SinOsc.ar(in * 200 + 500 * octave, 0, 0.1)
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}.scope;
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)</pre>
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<div class='doclink'>helpfile source: <a href='file:///Applications/SuperCollider.app/Contents/Resources/HelpSource/Classes/Schmidt.schelp'>/Applications/SuperCollider.app/Contents/Resources/HelpSource/Classes/Schmidt.schelp</a><br>link::Classes/Schmidt::<br></div></div></body></html>
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