hsc3-0.20: Help/Ugen/beatTrack.help.hs
-- beatTrack
let c = localBufId 'α' 1 1024
i = soundIn 0
x = mouseX kr (-1) 1 Linear 0.2
[b, h, q, t] = mceChannels (beatTrack kr (fft' c i) x)
f = mce [440, 660, 880]
a = mce [0.4, 0.2, 0.1]
s = mix (sinOsc ar f 0 * a * decay (mce [b, h, q]) 0.05)
in i + s