20200325_sonic_pi.rb

live_loop :a do
  with_fx :echo, mix: (knit 1, 3, 0, 1).tick do
    sample :elec_plip
  end
  sleep 1
end

live_loop :b do
  sync :a
  use_synth :mod_pulse
  play 48, cutoff: line(60, 90, steps: 8).tick
end

live_loop :c do
  sync :a
  use_synth :pulse
  play (ring 67, 65).stretch(8).tick, release: 1.2, cutoff: line(60, 90, steps: 8).look
end

live_loop :d do
  sync :a
  use_synth :pulse
  note = scale(60, :major, num_octaves: 2).choose
  (4 * rrand_i(1, 8) - 1).times do
    sleep 0.25
    play note, cutoff: 80
  end
end