Mp3Syn.aa.wr: def of emerging-ezaudio@0.4.0.0
Import: import emerging-ezaudio@0.4.0.0/src/mp3_syn.bend as Mp3Syn
Lines 424-429 of emerging-ezaudio@0.4.0.0/src/mp3_syn.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&start_line=424&end_line=429

import Base

# butterfly of one aliasing pair. c0 and c1 are the two cosine rows.
def aa.wr(
  acc: Array<F32>, +up: F32, +dp: F32, +c0: F32, +c1: F32, +hi: U32, +lo: U32
) -> Array<F32>:
  Array.set(F32, Array.set(F32, acc, hi, f.sub(f.mul(c0, up), f.mul(c1, dp))), lo,
    f.add(f.mul(c1, up), f.mul(c0, dp)))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&name=f.add
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&name=f.mul
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&name=f.sub