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cheery/exponentials.js

Created October 5, 2014 15:07
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Exponential chirps
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exponentials.js
function dsp(t, f) {
var o = env(0.25, Math.PI*2*200*Math.sin(Math.PI*2*t*0.7), -5, 25, t);
return o*0.2;
}
function env(measure, x, y, z, t){
var ts = t / 2 % measure;
return Math.sin(x * (Math.exp(-ts * y))) * Math.exp(-ts * z);
}
@grifdail
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grifdail commented Nov 3, 2014

Hi !
I'm really new to dsp music.
I don't understand at all this code. From my research, an expontial chirps allow us to "slide" from a frequency to another. Am i right ? How does this one work ? What does the parameters means ?
Anyway, thank for the code !

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