// Walk On By — Warwick, Dionne
// 120 bpm, 4/4, key A minor. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: sustain pedal (CC 64) lengthens the held notes
// note: Full arrangement: all 70 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, 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 · acoustic bass · "ACOU BASS"
const bass = note(`<
  A@3 B@2 C D E D E F G H I J K L M L K L J A B@2 C D E D E F G H I J K L M L K L K A B@2 C B C D E D E F G H I J K L M
  L K L K J K L M N@2
>`.pickRestart({
  A: "a2@5 ~ a2 ~ a2 ~ a2@3 ~ a2 ~", B: "a2@5 ~ a2@2 d3 ~ d3@3 ~ d3@2", C: "a2@5 ~ a2@2 d3 ~ d3@3 ~ d3 ~",
  D: "g2@5 ~ g2 ~ g2@7 ~", E: "a2@5 ~ a2 ~ a2@7 ~", F: "d3@5 ~ d3 ~ d3@5 ~ d3@2", G: "a2@5 ~ a2 ~ a2@8",
  H: "a#2@4 ~@2 a#2 ~ a#2 ~ a#2@3 ~ a#2 ~", I: "c3@5 ~ c3 ~ c3@5 ~ c3 ~", J: "f2@5 ~ f2@5 ~ f2@3 ~",
  K: "a#2@4 ~@2 a#2@5 ~ a#2@3 ~", L: "f2@4 ~@2 f2@5 ~ f2@3 ~", M: "a#2@4 ~@2 a#2@5 ~ a#2@2 ~@2", N: "[f2@29 ~@3]/2",
})).s("gm_acoustic_bass").gain(0.5)

// chords · piano · "A.PIANO 1"
const piano = note(`<
  A B C D@2 E F G H I J K L M N O P Q R S T U C D@2 E F G H I J K L M V W X Y@2 Z AA@2 C D@2 E AB E F G H I J K L M V W
  X Y@2 Z AA@2 AC AD AE AF AG@2
>`.pickRestart({
  A: "a2@4 [a3,c4,e4]@2 ~@2 [a3,c4,e4] ~ [a3,c4,e4]@3 ~ [a3,c4,e4]@2, ~@3 a2@4 ~", // Am
  B: "a2@4 [a3,c4,e4]@2 ~@2 [a3,c4,e4] ~ [a3,c4,e4]@3 ~ [a3,c4,e4]@2, ~@6 a2@9 ~", // Am
  C: "a2@4 [a3,c4,e4]@2 ~@2 [a3,c4,e4] ~ [a3,c4,e4]@2 a2@2 [a3,c4,e4]@2, ~@6 a2@5 ~@5", // Am
  D: "a2@4 [a3,c4,e4]@3 ~ d3@2 [a3,d4,f#4]@3 ~ [a3,d4,f#4]@2", // Am D
  E: "a2@4 [a3,e4]@2 a2 a#3 [f#3,a3,d4] ~ [f#3,a3,d4]@3 ~ [f#3,a3,d4] ~, ~@4 c4 ~@11", // A5 D
  F: "~@4 [g3,a#3,d4]@5 ~ [g3,a#3,d4]@6, g2 ~", G: "a2@2 [a3,c4,e4] ~@2 [a3,c4,e4]@3, ~@6 a2@9 ~",
  H: "g2@2 [g3,a#3,d4] ~@2 [g3,a#3,d4]@3, ~@6 g2@7 ~@3", I: "a2@2 [a3,c4,e4] ~@2 [a3,c4,e4]@2 ~, ~@3 a2@4 ~",
  J: "~@4 [d4,f4,a4]@5 ~ [d4,f4,a4]@6, d3@15 ~", K: "~@4 [c4,e4,g4]@5 ~ [c4,e4,g4]@4 ~@2, a2@15 ~",
  L: "~@4 [a3,a#3,d4,f4]@5 ~ [a3,a#3,d4,f4]@6, a#2@7 ~", M: "~@4 [c4,e4,g4]@5 ~ [c4,e4,g4]@4 ~@2, c3@13 ~@3",
  N: "~@2 c4 e4 ~ c4 [f2,c3] d4, [f2,c3,e4,a4]@6 [f2,c3]@6 a4 ~@3, ~@2 d4@4 a4 ~ d4@4 e4@4", // F5 Fmaj7 F5
  O: "[e4,a4]@2 d4@2 c4 ~@5 c4@2 ~@2 d4@2, [a#2,f3]@5 ~ [a#2,f3,e4,a4]@6 [a#2,f3,e4,a4]@4, ~@2 d4 ~", // A5 A#5 A#maj7
  P: "e4@2 d4@2 c4 ~ e4@2 d4@2 c4@2 ~@2 d4@2, [f2,c3,a4]@5 ~ [f2,c3,a4]@6 [f2,c3,e4,a4]@4", // F Fmaj7
  Q: "e4@2 d4@2 c4@2 ~@2 d4@2 c4 ~@3 d4@2, [a#2,f3,a4]@6 [a#2,f3,e4,a4]@5 ~ [a#2,f3,e4,a4]@4", // A#maj7
  R: "~@2 d4@2 c4@2 ~@2 d4@2 c4 ~@3 d4@2, [f2,c3]@6 [f2,c3,e4,a4]@5 ~ [f2,c3,e4,a4]@4, [e4,a4] ~@3", // F5 Fmaj7 A5
  S: "e4@2 d4@2 c4 ~@5 c4@2 ~@2 d4@2, [a#2,f3,a4]@5 ~ [a#2,f3,e4,a4]@6 [a#2,f3,e4,a4]@4, ~@2 d4 ~", // A#maj7
  T: "[e4,a4]@2 d4@2 c4 ~@5 c4@2 [f2,c3,e4,a4]@2 d4 ~, [f2,c3]@5 ~ [f2,c3,e4,a4]@6 ~@4, ~@2 d4 ~", // A5 Fmaj7 F5 Fmaj7
  U: "~@4 c4@2 ~@4 c4@2 [f2,c3,e4]@2 d4 ~, [f2,c3,e4,a4]@3 [f2,c3,e4,a4]@3 ~@2, ~@2 d4@4 ~@2 d4@4 a4 ~@3", // Fmaj7
  V: "~@2 d4@2 c4 ~@7 [f2,c3,e4,a4]@2 d4 ~, [f2,c3,e4,a4]@2 ~ [f2,c3,e4,a4]@3 ~@2, ~@4 d4@3 ~, ~@10 c4@5 ~", // Fmaj7
  W: "~@8 d4@2 c4 ~ [a#2,f3,e4,a4]@2 d4 ~, [a#2,f3,e4,a4]@6 [a#2,f3,e4,a4]@5 ~@5, ~ d4@3 ~@4, ~@2 c4@3 ~@3", // A#maj7
  X: "~@8 d4@2 c4@2 [f2,c3,e4,a4]@2 d4 ~, [f2,c3,e4,a4]@3 [f2,c3,a4]@3 ~@2, ~ d4@3 ~@4, ~@2 c4@3 ~@3, ~@3 e4@2 ~@3", // Fmaj7 F
  Y: "[~@8 d4@2 c4 ~ [a#2,f3,e4,a4]@2 ~@10 d4@2 ~@2 [f2,c3,e4,a4]@2 d4 ~, [a#2,f3,e4,a4]@6 [a#2,f3,e4,a4]@5 ~@5 [f2,c3,e4,a4]@6 [f2,c3,a4]@6 ~@4, ~ d4@3 ~@3 d4@2 d4@3 ~@4, ~@2 c4@3 ~@5 c4@3 c4@2 ~, ~@11 e4@2 ~@3]/2", // A#maj7 Fmaj7 A#maj7 Fmaj7 F
  Z: "~@2 d4@2 c4 ~@7 [a#2,f3,e4,a4]@2 d4 ~, [a#2,f3,e4,a4]@5 ~ [a#2,f3,e4,a4]@6 ~@4, ~@4 d4@3 ~, ~@5 c4@2 ~", // A#maj7
  AA: "[~@2 d4@2 c4 ~@3 d4@2 c4 ~ [f2,c3,e4]@2 ~@2 e4@2 d4@2 c4 ~ e4@2 d4 ~@3 [a#2,f3,e4,a4]@2 d4 ~, [f2,c3,e4,a4]@5 ~ [f2,c3,e4,a4]@5 ~ a4@4 [a#2,f3,a4]@5 ~ [a#2,f3,a4]@4 ~@6, ~@14 d4@4 ~@8 c4@5 ~]/2", // Fmaj7 A#maj7 Fmaj7 A#maj7
  AB: "a2@4 [a3,c4,e4]@3 ~ d3@2 [a3,d4,f#4]@3 ~ [a3,d4,f#4]@2, a3 ~@15", // Am D
  AC: "e4 ~ d4@2 c4 ~@5 c4@2 [f2,c3,e4]@2 d4 ~, [f2,c3,a4]@5 ~ [f2,c3,e4,a4]@6 ~@4, ~@8 d4@4 a4 ~@3", // Fmaj7 F Fmaj7
  AD: "~@2 d4@2 c4 ~@3 d4@2 c4 ~ [a#2,f3,e4,a4]@2 d4 ~, [a#2,f3,e4,a4]@5 ~ [a#2,f3,e4,a4]@5 ~@5", // A#maj7
  AE: "~@2 d4@2 ~@4 d4@2 c4@2 [f2,c3,e4,a4]@2 d4 ~, [f2,c3]@3 [f2,c3,e4,a4]@3 ~@2, [e4,a4]@2 c4@3 ~@3", // Fmaj7 F5 Fmaj7 A5
  AF: "~@2 d4@2 ~@2 e4@2 d4@2 c4 ~ [a#2,f3,e4,a4]@2 d4 ~, [a#2,f3]@6 [a#2,f3,a4]@5 ~@5, [e4,a4]@4 c4@5 ~@7", // A#maj7 A#5 A#maj7 A5
  AG: "[[f2,c3,f3,a3,c4,e4]@13 ~@3]/2", // Fmaj7
})).s("gm_piano").gain(0.41)

// chords · string ensemble 1 · "STRINGS"
const string_ensemble_1 = note(`<
  ~@9 A B C D E ~@7 F G@2 H@2 ~@3 A B C D E ~@7 F I@2 J@2 K@2 ~@3 A B C D E ~@6 L@3 M@2 N O@2
>`.pickRestart({
  A: "~@8 [a3,c4,e4]@7 ~", B: "[d4,f4,a4]", C: "[c4,e4,g4]@15 ~", D: "[a3,a#3,d4,f4]", E: "[c4,e4]@15 ~",
  F: "~@5 [a4,a5] [c5,c6] [d5,d6]", G: "[[e5,e6] [g5,g6] [e5,e6] [b3,d4,f#4,d5,d6], [c4,e4,g4]@23 ~@9]/2",
  H: "[[a3,c4,e4,c5,c6]@8 [d4,f#4,b4,b5]@8 [c4,e4]@7 ~ [d4,f#4]@6 ~@2, ~@8 a3@23 ~, ~@8 [a4,a5]@7 ~]/2", // Am Bm C D A
  I: "[[e5,e6]@10 [d5,d6]@2 [c5,c6]@2 [d5,d6]@2 [e5,e6]@4 [a5,a6] [e5,e6] [d5,d6] [c5,c6] [b3,d4,f#4,d5,d6]@7 ~, [c4,e4,g4]@23 ~@9]/2", // E D C D E A E D …
  J: "[[a3,c4,e4]@7 ~@5 [g5,g6] [d5,d6] [b4,b5] [a4,a5] [c4,e4]@7 ~@6 [e5,e6] [b4,b5] [g4,g5], [b4,b5]@8 a3@23 ~, ~@8 [d4,f#4]@7 ~ [b4,b5]@10 ~@2 [a5,a6]@2 ~@2, ~@12 [d4,f#4]@3 ~]/2", // Am G D B A C E B …
  K: "[[a3,c4,e4,e5]@8 ~@5 [e5,e6] [b4,b5] [g4,g5] [c4,e4]@7 ~ [d4,f#4]@6 ~@2, ~@8 a3@23 ~, ~@8 [d4,f#4]@7 ~@17, ~@12 [a5,a6]@2 ~@2 e5@13 ~@3]/2", // Am E B G C D A
  L: "[[f3,c4,e4]@16 [a#3,d4,f4]@16 [f3,c4,e4]@15 ~, a4@47 ~]/3", M: "[[a#3,d4,f4]@15 ~ [f3,c4,e4]@16, a4]/2",
  N: "[a#3,d4,f4,a4]", O: "[[f3,c4,e4,a4]@27 ~@5]/2",
})).s("gm_string_ensemble_1").gain(0.23)

// chords · vibraphone
const vibraphone = note("<~@6 A@4 ~@16 A@4 ~@18 A@4 ~@18>".pickRestart({
  A: "[~@48 [a4,c5,e5]@13 ~@3, [g4,a#4,d5]@32 [g4,a#4,d5]@29 ~@3, ~ [a4,c5,e5]@2 ~]/4", // Am Gm Am
})).s("gm_vibraphone").gain(0.4)

// drums · kick
const kick = s("bd").struct(`<
  [x ~@2 x!2 ~@3]!14
  [x ~@2 x ~@4]!8
  [x ~@2 x!2 ~@3]!12
  [x ~@2 x ~@4]!8
  [x ~@2 x!2 ~@3]!14
  [x ~@2 x ~@4]!12
  x
  ~
>`).gain(0.6)

// drums · rim
const rim = s("rim").struct("<A@14 ~@7 B A@12 ~@7 B ~@6 A@8 ~@14>".pickRestart({
  A: "~ x ~ x", B: "~@6 x!2",
})).gain(0.6)

// drums · snare
const snare = s("sd").struct("<~@42 [~ x ~ x]!5 [~@2 x ~@2 x!3] ~@22>").gain(0.6)

// drums · low tom
const low_tom = s("lt").struct("<~@61 A ~ A ~ A ~ A ~@2>".pickRestart({
  A: "~@14 x!2",
})).gain(0.6)

// drums · hihat
const hihat = s("hh").struct("<A@13 B ~@7 C A@11 B ~@7 C A@13 B ~@5 D ~ D ~ D ~ D ~@2>".pickRestart({
  A: "x!8", B: "x ~ x ~ x ~ x ~ x!2 ~@2 x!2 ~@2", C: "~@8 x!3 ~ x ~@3", D: "~@2 x!4 ~ x!2 ~ x!2 ~ x!3",
})).gain(0.18)

// drums · mid tom
const mid_tom = s("mt").struct("<~@61 A ~ A ~ A ~ A ~@2>".pickRestart({
  A: "~@8 x!2 ~ x ~ x ~@2",
})).gain(0.6)

// drums · open hat
const open_hat = s("oh").struct("<~@13 A B@7 C ~@11 A B@7 C ~@13 A B@5 D B D B D B D E ~>".pickRestart({
  A: "~@5 x ~ x", B: "x ~@2 x ~@4", C: "x ~@2 x ~@3 x", D: "x ~@5 x ~@2 x ~@2 x ~@3", E: "x",
})).gain(0.6)

// drums · ride
const ride = s("rd").struct("<~@42 [x!4]!6 ~@20 x ~>").gain(0.6)

stack(bass, piano, string_ensemble_1, vibraphone, kick, rim, snare, low_tom, hihat, mid_tom, open_hat, ride)