// Straight From The Heart — The Allman Brothers Band
// 132 bpm, 4/4, key A major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(132/4)

const chords = arrange(
  // intro (8 bars)
  [8, "<[A@2 E A] D [A@2 E A] D [A@2 E A] D [A@2 E A] D>"],
  // verse (16 bars)
  [16, "<A Dm A Dm A Dm A ~ A Dm A Dm A Dm Bm7 E>"],
  // chorus (12 bars)
  [12, "<[A@2 E A] D [A@2 E A] D C#m7 F#m7 Bm7 E C#m7 F#m7 Bm7 [D@2 E@2]>"],
  // trans (4 bars)
  [4, "<[A@2 E A] D [A@2 E A] D>"],
  // verse (14 bars)
  [14, "<A Dm A Dm6 A ~ A Dm A Dm A Dm Bm7 E>"],
  // chorus (12 bars)
  [12, "<[A@2 E A] D [A@2 E A] D C#m7 F#m7 Bm7 E C#m7 F#m7 Bm7 [D@2 E@2]>"],
  // solo (16 bars)
  [16, "<A Dm A Dm A Dm A ~ A Dm A Dm A Dm Bm7 E>"],
  // bridge (8 bars)
  [8, "<C#m7 D C#m7 D C#m7 D Bm7 E>"],
  // chorus (8 bars)
  [8, "<[A@2 E A] D [A@2 E A] D [A@2 E A] D [A@2 E A] D>"],
  // outro (16 bars)
  [16, "<A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2]>"],
  // fadeout (12 bars)
  [12, "<A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2] A [D@2 E@2]>"],
)
const bassline = arrange(
  [8, "<a2!8>"],
  [16, "<a2!7 ~ a2!6 b2 e2>"],
  [12, "<a2!4 c#2 f#2 b2 e2 c#2 f#2 b2 [d2@2 e2@2]>"],
  [4, "<a2!4>"],
  [14, "<a2!5 ~ a2!6 b2 e2>"],
  [12, "<a2!4 c#2 f#2 b2 e2 c#2 f#2 b2 [d2@2 e2@2]>"],
  [16, "<a2!7 ~ a2!6 b2 e2>"],
  [8, "<c#2 d2 c#2 d2 c#2 d2 b2 e2>"],
  [8, "<a2!8>"],
  [16, "<[a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2]>"],
  [12, "<[a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@2] [a2@2 c#2@2] [d2@2 e2@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)