// Seven Nation Army — The White Stripes
// 120 bpm, 4/4, key G major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: Transcription provider: pdmx. https://musescore.com/score/4746921; license: https://creativecommons.org/publicdomain/mark/1.0/
// note: Full arrangement: all 33 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(120/4)

// Notation: c3@3 lasts 3 steps · ~ is a rest · [c3,e3] is a chord.
// A part's distinct bars are riffs (A, B, C...) played in order: edit a riff to change every repeat.

// other · trombone
const trombone = note("<A B A B A B A B A B A B A B A B A B A B C D A B A E A B A E C D F>".pickRestart({
  A: "e3@6 e3@2 g3@3 e3@3 d3@2", B: "c3 b2", C: "g2!8", D: "a2!8", E: "c3@3 d3@3 c3@2 b2@4 [e2,e3]@4", F: "e3 ~",
})).s("gm_trombone").gain(0.3)

// bass · tuba
const bass = note("<A B A B A B A B A B A B A B A B A B A B C D A B A E A B A E C D F>".pickRestart({
  A: "e2@6 e2@2 g2@3 e2@3 d2@2", B: "c2 b1", C: "g1!8", D: "a1!8", E: "c2@3 d2@3 c2@2 b1@4 [e1,e2]@4", F: "e2 ~",
})).s("gm_tuba").gain(0.3)

stack(trombone, bass)