THX Logo Theme

THX Logo Theme.rb

# _______ _______  __   __
# |__   _ |__   _| \ \ / /
#   | |     | |     \ V /
#   | |     | |      > <
#   | |     | |     / /\ \
#   |_|     |_|    /_/  \_\
#
# James A. Moorer

use_bpm 60
use_synth :dsaw

num_voices = 11
duration = 10.0
target_chord = [
  :a6,
  :d6,
  :a5,
  :d5,
  :a4,
  :d4,
  :a3,
  :d3,
  :a2,
  :d2,
  :d1
]

in_thread do
  num_voices.times do |i|
    start_note = [:g3, :g4].choose
    target_note = target_chord[i] + [0, 0.1, -0.1].choose
    pan_val = rrand(-1, 1)
    
    synth = play start_note,
      sustain: duration + 3,
      release: 3,
      amp: 0.6,
      pan: pan_val,
      note_slide: duration - 3
    
    in_thread do
      control synth, note: rrand(40, 70)
      sleep 1
      control synth, note: rrand(30, 50)
      sleep 1
      control synth, note: target_note
    end
    
    sleep 0.1
  end
end

sleep duration + 4