// I Dig Rock 'n' Roll Music — Peter, Paul & Mary
// 120 bpm, 4/4, key D major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: Full arrangement: all 75 bars on a 16-step grid, each part at one level; ghost notes are separate "_soft" parts. Source detail keeps the original performance.
setcpm(120/4)

// Notation: c3@3 lasts 3 steps · ~ is a rest · [c3,e3] is a chord · "a, b" plays two voices at once · [...]/2 spreads a riff over 2 bars.
// A part's distinct bars are riffs (A, B, C...) played in order: edit a riff to change every repeat.

// bass · electric bass finger · "Bass"
const bass = note(`<
  ~ A@7 B C D C D E F G@2 A@7 B C D C D E F G@2 A@7 B C D C D E F G@2 A@7 B C D C D E F G@2 A@9 ~
>`.pickRestart({
  A: "d2@3 ~ d2@2 ~ a1!2 ~ a1 ~ c2!2 c#2@2", B: "d2@3 ~ d2@2 ~ a1!2 ~ a1 ~ c2 c#2 d2@2",
  C: "b1@5 ~ d2@2 f#2 ~ f#2@2 b2@2 a1@2", D: "g1@3 ~ g1@2 b1@2 d2 ~ d2 ~ g2@2 d2 ~",
  E: "b1@5 ~ d2@2 f#2 ~ f#2@2 b2@2 f#2@2", F: "e2@5 ~ b1@2 e2 ~ e2@4 b1 ~", G: "[a1@11 ~@5]/2",
})).s("gm_electric_bass_finger").gain(0.31)

// chords · acoustic guitar nylon · "Guitar 1"
const acoustic_guitar_nylon = note(`<
  ~ A B C D E F G H I J K L M@4 A B C D E F G H I J K L M@4 A B C D E F G H I J K L M@4 A B C D E F G H I J K L M@4 A B
  C D A B C D ~@2
>`.pickRestart({
  A: "d4@2 d3 ~ [d3,f#3,a3,d4] ~ d3 [a3,c4] ~@2 [f#3,a3]@3 ~ [f#3,a3,c4] ~, ~@10 c4 ~@5", // D Am F#m F#dim
  B: "d4@2 d3 ~ [d3,f#3,a3,d4] ~@2 [a3,c4] ~@2 [f#3,a3]@3 ~ [f#3,a3,c4] ~, ~@6 d3@2 ~ d3@2 ~@5, ~@10 c4 ~@5", // D Am F#m F#dim
  C: "[d3,d4]@2 ~@2 [d3,f#3,a3,d4]@2 d3 [f#3,a3,c4] ~ d3 [f#3,a3]@3 ~ [f#3,a3,c4]@2, ~@10 c4 ~@5", // D F#dim F#m F#dim
  D: "d4 ~ d3 ~ [d3,f#3,a3,d4]@2 d3 [f#3,a3,c4] ~ d3 [f#3,a3]@3 d3 [a3,c4] ~, ~@10 c4 ~@5", // D F#dim F#m Am
  E: "d4 ~ d3 ~ [d3,f#3,a3,d4] ~ d3 [a3,c4] ~@2 [f#3,a3]@3 ~ [f#3,a3,c4] ~, ~@10 c4 ~@5", // D Am F#m F#dim
  F: "d4 ~ d3 ~ [d3,f#3,a3,d4] ~@2 [a3,c4] ~@2 [f#3,a3]@3 ~ [f#3,a3,c4] ~, ~@6 d3@2 ~ d3@2 ~@5, ~@10 c4 ~@5", // D Am F#m F#dim
  G: "[d3,d4] ~@3 [d3,f#3,a3,d4]@2 d3 [f#3,a3,c4] ~ d3 [f#3,a3]@3 ~ [f#3,a3,c4]@2, ~@10 c4 ~@5", // D F#dim F#m F#dim
  H: "d4@2 d3 ~ [d3,f#3,a3,d4]@2 d3 [f#3,a3,c4] ~ d3 [f#3,a3]@3 d3 [a3,c4] ~, ~@10 c4 ~@5", // D F#dim F#m Am
  I: "[d4,f#4]@3 ~ [d4,f#4]@3 b3 [d4,f#4] ~ d4@2 b3 ~ [b3,d4,f#4]@2, b3@4 ~@6 b3 ~@5", // D Bm
  J: "[b3,d4,g4]@4 [b3,d4,g4]@3 b3 [d4,g4] ~ [b3,d4,g4]@3 ~ [b3,d4,g4]@2", // G G5 G
  K: "[b3,d4,f#4]@3 ~ [d4,f#4]@2 ~ [d4,f#4] ~@2 [b3,d4,f#4]@2 ~@2 d4@2, ~@4 b3 ~ b3@2 ~@5 [b3,f#4]@2 ~", // Bm D Bm B5
  L: "~@2 b3 ~ [b3,d4,g4]@2 b3 [b3,d4,g4] ~@2 [b3,d4,g4]@3 ~ [d4,g4] ~", // G G5
  M: "[[b3,d4,f#4]@3 ~ [b3,d4,f#4]@2 b3 ~ [d4,f#4] ~ [b3,d4,f#4] ~@3 [g#3,b3,e4]@5 ~ [g#3,b3,e4]@2 ~@4 [g#3,b3,e4]@2 ~@2 [a3,d4,e4]@29 ~@5]/4", // Bm D Bm E Asus4
})).s("gm_acoustic_guitar_nylon").gain(0.2).pan(0.3)

// chords · acoustic guitar nylon · "Guitar 1" · soft notes
const acoustic_guitar_nylon_2 = note(`<
  ~ A B C D A B C D E F ~ G H I ~@2 A B C D A B C D E F ~ G H I ~@2 A B C D A B C D E F ~ G H I ~@2 A B C D A B C D E F
  ~ G H I ~@2 A B C D A B C D ~@2
>`.pickRestart({
  A: "~@7 f#3 ~ d3@6 ~", B: "~@7 f#3 ~@3 d3@3 ~@2", C: "~@2 d3 ~@11 d3@2", D: "~@14 f#3 ~", E: "~@10 f#4@3 ~@3",
  F: "~@8 b3 ~@3 b3 ~@3", G: "b3 ~@13 b3 ~", H: "~@8 b3 ~@7", I: "~@6 g#3 ~ g#3 ~@3 g#3 ~@3",
})).s("gm_acoustic_guitar_nylon").gain(0.1).pan(0.3)

// chords · acoustic guitar steel · "Guitar 2"
const acoustic_guitar_steel = note(`<
  ~ A B@2 C B@3 D E F E G E H I J A B@2 C B@3 D E F E G E H I J A B@2 C B@3 D E F E G E H I J A B@2 C B@3 D E F E G E H
  I J A B@2 C A B@2 C ~@2
>`.pickRestart({
  A: "~@4 [c4,d4,f#4]@2 ~@4 [c4,d4,f#4] ~@3 [c4,d4,f#4]@2", B: "~@4 [c4,d4,f#4] ~@5 [c4,d4,f#4] ~@3 [c4,d4,f#4] ~",
  C: "~@4 [c4,d4,f#4] ~@5 [c4,d4,f#4]@2 ~@2 [c4,d4,f#4] ~", D: "~@4 [c4,d4,f#4] ~@5 [c4,d4,f#4]@3 ~ [c4,d4,f#4] ~",
  E: "~@4 [d4,f#4] ~@5 [d4,f#4] ~@3 [d4,f#4] ~", F: "~@4 [d4,g4] ~@5 [d4,g4] ~@3 [d4,g4] ~",
  G: "~@4 [d4,g4]@2 ~@4 [d4,g4] ~@3 [d4,g4] ~", H: "~@4 [e4,g#4] ~@5 [e4,g#4] ~@3 [e4,g#4] ~",
  I: "~@2 [a3,e4]@3 ~ [a3,e4]@3 ~ [a3,e4]@3 ~ [a3,e4]@2", J: "~@2 [a3,e4]@3 ~ [a3,e4]@3 ~ [a3,e4]@5 ~",
})).s("gm_acoustic_guitar_steel").gain(0.3).pan(0.6)

// drums · kick
const kick = s("bd").struct("<~@5 A@4 B@6 C D A@8 B@6 C D A@8 B@6 E@2 A@7 F B@6 G@2 B@7 ~@3>".pickRestart({
  A: "x ~@6 x!2 ~ x ~@3 x ~", B: "x!2 ~@2 x!2 ~ x", C: "x ~@2 x!2 ~@2 x", D: "x ~@2 x!2 ~@3", E: "x ~@6 x!2 ~ x ~@5",
  F: "x ~@6 x!2 ~@7", G: "x!2 ~@2 x!2 ~@2",
})).gain(0.36)

// drums · rim
const rim = s("rim").struct("<~@4 [~@5 x ~ x] ~@11 [~@3 x] ~@15 [~@3 x] ~@42>").gain(0.42)

// drums · snare
const snare = s("sd").struct("<~@5 A@4 B@6 ~@2 A@8 B@6 ~@2 A@7 C B@6 A D E A@6 F B@6 G@2 B@6 H ~@3>".pickRestart({
  A: "~ x ~ x", B: "~@4 x ~@2 x ~ x ~@2 x ~@2 x", C: "~ x!3", D: "~@4 x ~@7 x!4", E: "x!2 ~ x", F: "~ x ~@2",
  G: "~@4 x ~@2 x ~@4 x ~@2 x", H: "~@4 x ~@2 x ~ x ~@2 x ~@3",
})).gain(0.3)

// drums · hihat
const hihat = s("hh").struct("<A ~@3 B C@4 ~@6 D E C@8 ~@6 D E C@8 ~@6 D@2 C@7 F ~@6 D@2 ~@10>".pickRestart({
  A: "~@2 x!2", B: "~@8 x ~@2 x!3 ~@2", C: "x ~ x!3 ~ x!3 ~ x!3 ~ x!2", D: "~ x ~ x", E: "~@2 x ~@2 x ~@2",
  F: "x ~ x!3 ~ x!3 ~@3 x ~@3",
})).gain(0.3)

// drums · low tom
const low_tom = s("lt").struct("<~@56 [~@7 x] ~@18>").gain(0.3)

// drums · mid tom
const mid_tom = s("mt").struct("<~@56 [~@10 x!2 ~ x ~@2] ~@18>").gain(0.3)

// drums · ride
const ride = s("rd").struct("<~@9 A@6 B C ~@8 A@6 B C ~@8 A@8 ~@8 A@15 ~@3>".pickRestart({
  A: "x!4", B: "x ~@4 x ~ x", C: "~ x ~ x ~@3 x",
})).gain(0.3)

// drums · tambourine
const tambourine = s("tb").struct("<~@24 A@6 ~@10 A@6 ~@10 A@6 ~@2 A@7 B ~@3>".pickRestart({
  A: "~ x!3 ~ x!3 ~ x!3 ~ x!3", B: "~ x!3 ~ x!3 ~ x!3 ~ x!2 ~",
})).gain(0.18)

// drums · tambourine · soft notes
const tambourine_soft = s("tb").struct("<~@24 A@6 ~@10 A@6 ~@10 A@6 ~@2 A@8 ~@3>".pickRestart({
  A: "x!4",
})).gain(0.12)

// drums · congas
const congas = s("conga:13").struct("<~@4 A@4 ~@8 A@14 ~@2 A@14 ~@2 A@7 B A@6 ~@2 A@8 ~@3>".pickRestart({
  A: "~ x ~ x", B: "~ x ~@2",
})).gain(0.96)

// drums · congas
const congas_2 = s("conga:18").struct("<~@4 A@4 ~@8 A@14 ~@2 A@14 ~@2 A@7 B A@6 ~@2 A@8 ~@3>".pickRestart({
  A: "~@3 x ~@7 x ~ x ~@2", B: "~@3 x ~@6 x!3 ~@3",
})).gain(0.96)

// drums · congas
const congas_3 = s("conga:33").struct(`<
  ~@5 A@2 B ~@9 A@2 B ~ A@2 B ~ A@2 B ~ A ~@3 A@2 B ~ A@2 B ~ A@2 B ~ A ~@3 A@2 B ~ A@2 C ~ A@2 B ~ A ~@3 A@2 B ~ A@2 B
  ~@3
>`.pickRestart({
  A: "x", B: "x ~@3 x ~@2 x", C: "x ~@7 x ~@4 x!2 ~",
})).gain(0.96)

// drums · congas · soft notes
const congas_soft = s("conga:33").struct(`<
  ~@4 A B ~@10 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A B ~@2 A
  B ~@5
>`.pickRestart({
  A: "~ x", B: "~@7 x",
})).gain(0.38)

stack(
  bass, acoustic_guitar_nylon, acoustic_guitar_nylon_2, acoustic_guitar_steel, kick, rim, snare, hihat, low_tom,
  mid_tom, ride, tambourine, tambourine_soft, congas, congas_2, congas_3, congas_soft
)