// A Very Special Love Song — Charlie Rich
// 77 bpm, 4/4, key C major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(77/4)

const chords = arrange(
  // intro (2 bars)
  [2, "<[C G Am G] [F@2 C G7]>"],
  // verse (9 bars)
  [9, "<C Fm C D7 [Dm@2 G@2] [Em@2 Am@2] D7 [C G F Em] [Dm@2 C G7]>"],
  // interlude (2 bars)
  [2, "<C Fm>"],
  // verse (9 bars)
  [9, "<C Fm C D7 [Dm@2 G@2] [Em@2 Am@2] D7 [C G F Em] [Dm@2 C G7]>"],
  // interlude (2 bars)
  [2, "<[C@2 C7@2] C>"],
  // bridge (9 bars)
  [9, "<[Eb@2 F@2] Bb [Eb@2 F@2] Bb D Gm Eb [Cm@2 G7@2] [C@2 G@2]>"],
  // verse (9 bars)
  [9, "<C Fm C D7 [Dm@2 G@2] [Em@2 Am@2] D7 [C G F Em] [Dm@2 C G7]>"],
  // outro (11 bars)
  [11, "<C Fm C D7 [Dm@2 G@2] [Em@2 Am@2] D7 [C G F Em] [Dm@2 C G7] C Fm>"],
)
const bassline = arrange(
  [2, "<[e2 d2 c2 b2] [a2@2 g2@2]>"],
  [9, "<c2!3 d2 [d2@2 g2@2] [e2@2 a2@2] d2 [g2@3 e2] g2>"],
  [2, "<c2!2>"],
  [9, "<c2!3 d2 [d2@2 g2@2] [e2@2 a2@2] d2 [g2@3 e2] g2>"],
  [2, "<c2!2>"],
  [9, "<[eb2@2 f2@2] bb2 [eb2@2 f2@2] bb2 d2 g2 eb2 g2!2>"],
  [9, "<c2!3 d2 [d2@2 g2@2] [e2@2 a2@2] d2 [g2@3 e2] g2>"],
  [11, "<c2!3 d2 [d2@2 g2@2] [e2@2 a2@2] d2 [g2@3 e2] g2 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)