def step.on
import emerging-ezaudio@0.4.0.0/src/wav.bend as Wavimport Base
320def step.on(+phase: U32, st: St, +hd: U32) -> St:
321 match phase:
322 case 0:
323 step.tag(st, hd)
324 case 1:
325 step.size(st, hd)
326 case 2:
327 step.pay(st, hd)
328 case _:
329 step.pad(st)