hsc3-0.18: Help/UGen/trig.help.lhs
> import Sound.SC3 {- hsc3 -}
> g_01 =
> let d = dust 'α' AR 1
> o = fSinOsc AR 800 0 * 0.5
> in o * trig d 0.2
> import Sound.SC3 {- hsc3 -}
> g_01 =
> let d = dust 'α' AR 1
> o = fSinOsc AR 800 0 * 0.5
> in o * trig d 0.2