// Big Iron — Marty Robbins
// 230 bpm, 4/4, key E major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(230/4)

const chords = arrange(
  // intro (6 bars)
  [6, "<C#m!4 G# C#m>"],
  // verse (25 bars)
  [25, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4>"],
  // verse (25 bars)
  [25, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4>"],
  // verse (25 bars)
  [25, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4>"],
  // verse (25 bars)
  [25, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4>"],
  // verse (26 bars)
  [26, "<E!2 C#m!4 E!3 C#m!4 A!2 E!4 C#m!2 A E!4>"],
  // verse (25 bars)
  [25, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4>"],
  // verse (25 bars)
  [25, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4>"],
  // verse (38 bars)
  [38, "<E!2 C#m!4 E!3 C#m!3 A!2 E!4 C#m!2 A E!4 A!2 E!4 C#m!2 A E!4>"],
  // fadeout (4 bars)
  [4, "<C#m!4>"],
)
const bassline = arrange(
  [6, "<c#2!4 g#2 c#2>"],
  [25, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [25, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [25, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [25, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [26, "<e2!2 c#2!4 e2!3 c#2!4 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [25, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [25, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [38, "<e2!2 c#2!4 e2!3 c#2!3 a2!2 e2!4 c#2!2 a2 e2!4 a2!2 e2!4 c#2!2 a2 e2!4>"],
  [4, "<c#2!4>"],
)

// 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)