ARM, Midi

use_bpm 120
use_synth :piano
use_synth_defaults attack: 0.0, release: 0.75, stereo_width: 1, vel: 0.15
phrase_len = 64
cycle_len = phrase_len * 3 # here: 4 bars

chn = 1

live_loop :metro do
  sleep 4
end

with_fx :reverb, room: 0.75, mix: 0.65 do

  live_loop :bass, sync: :metro do

    cycle_cnt = tick % cycle_len + 1
    phrase_no = look/phrase_len
    puts "-----------------------------------------------"
    puts "Tick: #{look} | %: #{cycle_cnt} | Phrase No.: #{phrase_no} |"
    puts "-------------------------------------------------"

    # Set a different synth each bar

    if cycle_cnt <= phrase_len then
      bass_line = (chord :a1, :m7, num_octaves: 2)
    elsif cycle_cnt <= phrase_len * 2 then
      bass_line = (chord :c2, :add2, num_octaves: 2)
    elsif cycle_cnt <= phrase_len * 3 then
      bass_line = (chord :d2, '7sus4', num_octaves: 2)
    end


    if spread([9,11].choose,16).look
      midi_note_on bass_line.look, channel: chn
    end
    sleep 0.25
  end

  live_loop :voice1, sync: :metro do
    #stop
    voice1_line = (chord :c4, :M, num_octaves: 1)

    2.times do
      if spread([5,9].choose,16).tick
        midi_note_on voice1_line.look, channel: chn
      end
      sleep 0.25
    end
  end

  live_loop :voice2, sync: :metro do
    #stop
    voice2_line = (chord :d4, :M, num_octaves: 1)

    2.times do
      if spread([5,13].choose,16).tick
        midi_note_on voice2_line.look, channel: chn
      end
      sleep 0.25
    end
  end

end #reverb

live_loop :hihat, sync: :metro do
  sleep 0.5
  sample :drum_cymbal_pedal, finish: 0.5, amp: 0.125
  sleep 0.5
end