// Quarter To Three — Gary U.S. Bonds
// 161 bpm, 4/4, key Eb major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(161/4)

const chords = arrange(
  // intro (8 bars)
  [8, "<~!8>"],
  // solo (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
  // verse (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
  // verse (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
  // bridge (8 bars)
  [8, "<Ab!2 Eb!2 Ab!2 Bb7!2>"],
  // verse (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb Eb>"],
  // solo (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
  // solo (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
  // bridge (8 bars)
  [8, "<Ab!2 Eb!2 Ab!2 Bb7!2>"],
  // verse (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb Eb>"],
  // solo (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
  // fadeout (8 bars)
  [8, "<Eb!2 Cm!2 Ab!2 Bb!2>"],
)
const bassline = arrange(
  [8, "<~!8>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!2>"],
  [8, "<ab2!2 eb2!2 ab2!2 bb2!2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2 eb2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!2>"],
  [8, "<ab2!2 eb2!2 ab2!2 bb2!2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2 eb2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!2>"],
  [8, "<eb2!2 c2!2 ab2!2 bb2!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)