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<p class="p1">//SLUGens released under the GNU GPL as extensions for SuperCollider 3, by Nick Collins, http://composerprogrammer.com/index.html</p>
<p class="p2"><b></b><br></p>
<p class="p3"><b>EnvDetect<span class="Apple-tab-span"> </span><span class="Apple-tab-span"> </span><span class="Apple-tab-span"> </span>Envelope Follower Filter</b></p>
<p class="p2"><b></b><br></p>
<p class="p4"><b>EnvDetect.ar(in, attack,<span class="Apple-converted-space"> </span>release)</b></p>
<p class="p5"><br></p>
<p class="p4">Code adapted from musicdsp.org for a simple envelope tracking filter.<span class="Apple-converted-space"> </span></p>
<p class="p5"><br></p>
<p class="p4"><b>in</b>- input</p>
<p class="p4"><b>attack</b>- attack time in seconds</p>
<p class="p4"><b>release</b>- relase time in seconds<span class="Apple-converted-space"> </span></p>
<p class="p5"><br></p>
<p class="p6"><br></p>
<p class="p7">(</p>
<p class="p8"><span class="s1">SynthDef</span><span class="s2">(</span>"help-EnvDetect"<span class="s2">,{</span><span class="s1">Out</span><span class="s2">.ar(0,</span><span class="s1">Pan2</span><span class="s2">.ar(</span></p>
<p class="p7"><span class="s1">SinOsc</span>.ar(440,0,0.3*<span class="s1">EnvDetect</span>.ar(<span class="s1">LFNoise1</span>.ar(20), <span class="s1">MouseX</span>.kr(0.001,0.1,<span class="s3">'exponential'</span>), <span class="s1">MouseY</span>.kr(0.001,0.1,<span class="s3">'exponential'</span>)))<span class="Apple-converted-space"> </span></p>
<p class="p7">,0.0))</p>
<p class="p7">}).play</p>
<p class="p7">)</p>
<p class="p6"><br></p>
<p class="p6"><br></p>
<p class="p7">(</p>
<p class="p8"><span class="s1">SynthDef</span><span class="s2">(</span>"help-EnvDetect"<span class="s2">,{</span><span class="s1">Out</span><span class="s2">.ar(0,</span><span class="s1">Pan2</span><span class="s2">.ar(</span></p>
<p class="p7"><span class="s1">LFSaw</span>.ar(<span class="s1">EnvDetect</span>.ar(<span class="s1">LFNoise1</span>.ar(11,100,200), <span class="s1">MouseX</span>.kr(2,0.0001,<span class="s3">'exponential'</span>), <span class="s1">MouseY</span>.kr(2,0.0001,<span class="s3">'exponential'</span>)),0,0.3*<span class="s1">EnvDetect</span>.ar(<span class="s1">LFSaw</span>.ar(7), <span class="s1">MouseX</span>.kr(0.001,1,<span class="s3">'exponential'</span>), <span class="s1">MouseY</span>.kr(0.001,1,<span class="s3">'exponential'</span>)))<span class="Apple-converted-space"> </span></p>
<p class="p7">,0.0))</p>
<p class="p7">}).play</p>
<p class="p7">)</p>
<p class="p6"><br></p>
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