> import Sound.SC3 {- hsc3 -}
> import qualified Sound.SC3.UGen.Bindings.DB.External as X {- hsc3 -}

> g_01 =
>     let x = integrator (k2a (mouseX KR 0 0.1 Linear 0.2)) 1.0
>         y = integrator (k2a (mouseY KR 0 0.1 Linear 0.2)) 1.0
>     in X.perlin3 AR x y 0