def sm.neg2
import emerging-ezaudio@0.4.0.0/src/mp3_dec.bend as Mp3Decimport Base
305def sm.neg2(neg: Bool, +mag: U32, +gain: F32, +pows: List<&2, U32>, bits: List<&2, U32>) -> Sm:
306 match neg:
307 case True{}:
308 Sm{F32.neg((pw.of(mag, pows) * gain : F32)), bits, 0}
309 case False{}:
310 Sm{(pw.of(mag, pows) * gain : F32), bits, 0}