// Let's Go Get Stoned — Ray Charles
// 62 bpm, 4/4, key Db major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(62/4)

const chords = arrange(
  // intro (1 bars)
  [1, "<Ab7sus>"],
  // chorus (8 bars)
  [8, "<[Db@2 F7@2] [Bb7@2 Gb6 Db7] [Gb@2 Ab9sus@2] [Db@2 Ab7@2] [Db@2 F7@2] [Bb7@2 Gb6 Db7] [Gb@2 Ab9sus@2] [Db@2 Ab7@2]>"],
  // verse (8 bars)
  [8, "<Db7 Gb7 Db7 Gb7 [Db7@2 F7@2] [Bbm7 Db7 Gb Eb7b9] [Ab7sus@2 Ab9sus@2] [Db7@2 Ab7@2]>"],
  // verse (8 bars)
  [8, "<Db7 Gb7 Db7 Gb7 [Db7@2 F7@2] [Bbm7 Db7 Gb Eb7b9] [Ab7sus@2 Ab9sus@2] [Db7@2 Ab7@2]>"],
  // bridge (8 bars)
  [8, "<Gb7 Bbm7 Gb7 Db7 Gb7 Bbm7 Gb7 [Eb7@2 Ab7@2]>"],
  // chorus (4 bars)
  [4, "<[Db@2 F7@2] [Bb7@2 Gb6 Db7] [Gb@2 Ab9sus@2] [Db@2 Ab7@2]>"],
  // fadeout (12 bars)
  [12, "<[Db@2 F7@2] [Bb7@2 Gb6 Db7] [Gb@2 Ab9sus@2] [Db@2 Ab7@2] [Db@2 F7@2] [Bb7@2 Gb6 Db7] [Gb@2 Ab9sus@2] [Db@2 Ab7@2] [Db@2 F7@2] [Bb7@2 Gb6 Db7] [Gb@2 Ab9sus@2] [Db@2 Ab7@2]>"],
)
const bassline = arrange(
  [1, "<ab2>"],
  [8, "<[db2@2 f2@2] [bb2@2 gb2 db2] [gb2@2 ab2@2] [db2@2 ab2@2] [db2@2 f2@2] [bb2@2 gb2 db2] [gb2@2 ab2@2] [db2@2 ab2@2]>"],
  [8, "<db2 gb2 db2 gb2 [db2@2 f2@2] [bb2 ab2 gb2 g2] ab2 [db2@2 ab2@2]>"],
  [8, "<db2 gb2 db2 gb2 [db2@2 f2@2] [bb2 ab2 gb2 g2] ab2 [db2@2 ab2@2]>"],
  [8, "<gb2 bb2 gb2 db2 gb2 bb2 gb2 [eb2@2 ab2@2]>"],
  [4, "<[db2@2 f2@2] [bb2@2 gb2 db2] [gb2@2 ab2@2] [db2@2 ab2@2]>"],
  [12, "<[db2@2 f2@2] [bb2@2 gb2 db2] [gb2@2 ab2@2] [db2@2 ab2@2] [db2@2 f2@2] [bb2@2 gb2 db2] [gb2@2 ab2@2] [db2@2 ab2@2] [db2@2 f2@2] [bb2@2 gb2 db2] [gb2@2 ab2@2] [db2@2 ab2@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)