Sonic Pi Demo

pi.rb

live_loop :bass_drum do
  
  ##| sample :bd_haus
  sample :bd_haus, cutoff: 70, amp: 4
  sleep 0.5
end

live_loop :amen_break do
  ##| sample :loop_amen, beat_stretch: 2
  
  ##| sample :loop_amen, beat_stretch: 2, amp: 6, cutoff: 100
  
  ##| with_fx :slicer, phase: 0.125, wave: 0 do
  ##|   sample :loop_amen, beat_stretch: 2, amp: 6, cutoff: 100
  ##| end
  
  ##| p = [0.125, 0.125, 0.125, 0.25].choose
  
  ##| with_fx :slicer, phase: p, wave: 0, mix: rrand(0.8, 1) do
  ##|   sample :loop_amen, beat_stretch: 2, amp: 6, cutoff: 100
  ##| end
  
  
  sleep 2
end

live_loop :landing do
  
  bass_line = ring(:e2, :e2, :e2, [:c2, :c3].choose)
  ##| bass_line = ring(:e6, :e5, :e6, [:c4, :g5].choose) # At End
  
  ##| s = synth :square, note: bass_line.tick
  
  ##| s = synth :square, note: bass_line.tick, cutoff: 70
  
  ##| s = synth :square, note: bass_line.tick, sustain: 4, cutoff: 70
  
  ##| with_fx :slicer, phase: 0.25 do
  ##|   s = synth :square, note: bass_line.tick, sustain: 4, cutoff: 70
  ##| end
  
  ##| with_fx :slicer, phase: 0.25 do
  ##|   s = synth :square, note: bass_line.tick, sustain: 4, cutoff: 70
  ##|   control s, cutoff_slide: 4, cutoff: 120
  ##| end
  
  sleep 4
end


# Need to sync somehow?!
live_loop :squelch do
  use_synth :tb303
  n = (ring :e1, :e2, :e3).tick
  ##| play n, release: 0.125, cutoff: 100, res: 0.8, wave: 0, amp: 2
  sleep 0.125
end

live_loop :random_riff do
  
  use_synth :dsaw
  
  ##| use_random_seed 666 # Increase manually.
  use_random_seed [30, 50, 60, 666].choose
  notes = (scale :e3, :minor_pentatonic).shuffle
  
  16.times do
    ##| play notes.tick, release: 0.2, cutoff: 90, amp: 3 if one_in(2)
    sleep 0.125
  end
end

# Return to :landing for high distorted bass.