RZSPBGSODY2STZ47YWPFGKBUVBRQKRSVV5BOSIKZONUJLJCSDO3QC
Sfxr::PinkExp { amp, f } => {
Machine::new(pink() * amp.unwrap_or(1.0) * envelope(move |t| exp(-f * t)))
}
Sfxr::PinkExp { amp, f } => Machine::new(pink() * amp * envelope(move |t| exp(-f * t))),
Sfxr::PinkExpNF {
amp,
f,
noise_floor,
} => Machine::with_noise_floor(
pink() * amp * envelope(move |t| exp(-f * t)),
noise_floor,
),