// Boulevard — Jackson Browne
// 141 bpm, 4/4, key A major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(141/4)

const chords = arrange(
  // chorus (16 bars)
  [16, "<[D@2 A@2]!2 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]>"],
  // verse (9 bars)
  [9, "<E!2 F#m!2 E!2 F#m [F#m@2 D@2] D>"],
  // chorus (16 bars)
  [16, "<[D@2 A@2]!2 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]>"],
  // verse (9 bars)
  [9, "<E!2 F#m!2 E!2 F#m [F#m@2 D@2] D>"],
  // bridge (8 bars)
  [8, "<D E D E D E D E>"],
  // chorus (16 bars)
  [16, "<[D@2 A@2]!2 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]>"],
  // verse (9 bars)
  [9, "<E!2 F#m!2 E!2 F#m [F#m@2 D@2] D>"],
  // bridge (8 bars)
  [8, "<D E D E D E D E>"],
  // chorus (23 bars)
  [23, "<[D@2 A@2]!2 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 [A E D E] [D@2 A@2]!3 A>"],
  // fadeout (3 bars)
  [3, "<A!3>"],
)
const bassline = arrange(
  [16, "<a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2]>"],
  [9, "<e2!2 f#2!2 e2!2 f#2 [f#2@2 d2@2] d2>"],
  [16, "<a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2]>"],
  [9, "<e2!2 f#2!2 e2!2 f#2 [f#2@2 d2@2] d2>"],
  [8, "<d2 e2 d2 e2 d2 e2 d2 e2>"],
  [16, "<a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2]>"],
  [9, "<e2!2 f#2!2 e2!2 f#2 [f#2@2 d2@2] d2>"],
  [8, "<d2 e2 d2 e2 d2 e2 d2 e2>"],
  [23, "<a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!2 [a2 g#2 f#2 e2] [d2@2 a2@2] a2!3>"],
  [3, "<a2!3>"],
)

// 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)