Sonic Pi - Soundscape for relaxing

floating-moment.rb

# floating-moment.rb
# ambient soundscape for relaxing and meditation
# Created by Sven Wachsmuth
# https://gist.github.com/sven-wachsmuth/0cc06cc0d698d8932ceb142dcf5231ba

use_bpm 60

laenge_in_takten = 229     # length of the track in beats - 300 means relax 5 minutes :-)

# possible notes out of a sounds-well-scale 
notes = (scale :c3, :minor_pentatonic, num_octaves: 3).shuffle
# 12-step-sine-table for panning (0 = middle, 1 = right, -1 = left)
sin_tab = (ring 0, 0.5, 0.86, 1, 0.86, 0.5, 0, -0.5, -0.86, -1, -0.86, -0.5)
pan_pos = 0
in_thread do
  with_fx :reverb, room: 0.6 do
    tweety = synth :dark_ambience, note: :c3, attack: 8, sustain: (laenge_in_takten-16), release: 8, note_slide: 0.05
    # while synth "tweety" is running - change pitch and panning 4 times per second
    (laenge_in_takten*4).times do
      if one_in(8)               # if the dice has an 8
        pan_pos = sin_tab.tick   # pan gets next value from sin_tab (-1...+1)
      end
      control tweety, note: notes.choose, pan: pan_pos   # always choose random note from "notes"
      sleep 0.25
    end
  end
end


# the beat with little variations
live_loop :dull_beat do
  synth :dull_bell, note: :c3, release: 0.2
  sleep 0.125
  if one_in(6)
    synth :dull_bell, note: :g4, release: 0.2
  end
  sleep 0.375
  if one_in(12)
    synth :dull_bell, note: :c4, release: 0.2
  end
  sleep 1.500
  tick(:beat_tick, step: 2)
  if(look(:beat_tick) > laenge_in_takten)
    stop
  end
end

# rain noise / waterfall in background
tick_reset(:rain_tick)
live_loop :let_it_rain do
  
  use_synth :noise
  tick(:rain_tick)
  if(look(:rain_tick) == 0)
    puts "ein"
    play :c3, attack: 1, sustain: 0, release: 0, amp: 0.04     # fade in 
  else
    if(look(:rain_tick) == laenge_in_takten)
      puts "aus"
      play :c3, attack: 0, sustain: 0, release: 1, amp: 0.04     # fade out
    else
      puts "halten"
      play :c3, attack: 0, sustain: 1, release: 0, amp: 0.04     # hold same amp
    end
  end
  sleep 1
  if(look(:rain_tick) == laenge_in_takten)
    stop
  end
end