// 20-75 — Willie Mitchell
// 128 bpm, 4/4, key C major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(128/4)

const chords = arrange(
  // verse (8 bars)
  [8, "<F7!2 C7!2 D7!2 G7!2>"],
  // chorus (12 bars)
  [12, "<C7!4 F7!2 C7!2 G7 F7 C7!2>"],
  // chorus (12 bars)
  [12, "<C7!4 F7!2 C7!2 G7 F7 C7!2>"],
  // verse (8 bars)
  [8, "<F7!2 C7!2 D7!2 G7!2>"],
  // solo (12 bars)
  [12, "<C7!4 F7!2 C7!2 G7 F7 C7!2>"],
  // verse (8 bars)
  [8, "<F7!2 C7!2 D7!2 G7!2>"],
  // chorus (8 bars)
  [8, "<C7!4 F7!2 C7!2>"],
  // fadeout (4 bars)
  [4, "<G7 F7 C7!2>"],
)
const bassline = arrange(
  [8, "<f2!2 c2!2 d2!2 g2!2>"],
  [12, "<c2!4 f2!2 c2!2 g2 f2 c2!2>"],
  [12, "<c2!4 f2!2 c2!2 g2 f2 c2!2>"],
  [8, "<f2!2 c2!2 d2!2 g2!2>"],
  [12, "<c2!4 f2!2 c2!2 g2 f2 c2!2>"],
  [8, "<f2!2 c2!2 d2!2 g2!2>"],
  [8, "<c2!4 f2!2 c2!2>"],
  [4, "<g2 f2 c2!2>"],
)

// chords · gm_piano
const keys = chord(chords).voicing().s("gm_piano").gain(0.8)
// bass · gm_electric_bass_finger
const bass = note(bassline).s("gm_electric_bass_finger").gain(0.9)
// drums
const drums = s("[bd hh] [sd hh] [bd hh] [sd hh]").gain(0.8)

stack(keys, bass, drums)