harmonic_cycle.rb

$clock.bpm = 30
$mutation = L{|measure| true}
$measures = 4

next_midi_note_number = OCTAVES[3].to_a[SCALE[CIRCLE_OF_FOURTHS.next]]
puts next_midi_note_number

def note(midi_note_number)
  Note.create(:channel => 2,
              :number => midi_note_number,
              :duration => 3.00,
              :velocity => 100 + rand(27))
end

notes = []
notes << Drum.new(:note => note(next_midi_note_number),
                  :when => L{|beat| false},
                  # :number_generator => L{0.9},
                  :next => L{|queue| queue[queue.size - 1]},
                  :number_generator => L{rand},
                  # :next => L{|queue| queue[rand(queue.size)]},
                  :probabilities => [1.0] + [0.0] * 15)
notes

# 
# 
# probabilities = {}
# 
# probabilities[36] = [1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0]
# probabilities[37] = [0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0]
# probabilities[38] = [0.2, 0.0, 0.3, 0.0, 0.3, 0.1, 0.3, 0.4, 0.0, 0.0, 0.2, 0.0, 0.4, 0.0, 0.0, 0.0]
# probabilities[39] = [0.3, 0.0, 0.2, 0.6, 0.1, 0.0, 0.4, 0.1, 0.35, 0.15, 0.0, 0.0, 0.2, 0.0, 0.1, 0.0]
# probabilities[40] = [0.0, 0.0, 0.2, 0.0, 0.4, 0.0, 0.0, 0.0, 0.2, 0.0, 0.3, 0.0, 0.3, 0.1, 0.3, 0.4]
# probabilities[41] = [0.76, 0.0, 0.23, 0.0, 0.0, 0.0, 0.67, 0.0, 0.15, 0.0, 0.15, 0.0, 0.49, 0.0, 0.15, 0.0]
# probabilities[42] = [0.75, 0.0, 0.13, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.13, 0.0, 0.23, 0.0, 0.0, 0.35, 0.0]
# probabilities[43] = [0.9] * 16
# probabilities[44] = [0.65] * 16
# probabilities[45] = [0.85, 0.35] * 8
# 
# def note(midi_note_number)
#   Note.create(:channel => 2,
#               :number => midi_note_number,
#               :duration => 0.25,
#               :velocity => 100 + rand(27))
# end
# 
# notes = []
# (36..45).each do |midi_note_number|
#   notes << Drum.new(:note => note(midi_note_number),
#                     :when => L{|beat| false},
#                     # :number_generator => L{0.9},
#                     :next => L{|queue| queue[queue.size - 1]},
#                     :number_generator => L{rand},
#                     # :next => L{|queue| queue[rand(queue.size)]},
#                     :probabilities => probabilities[midi_note_number] || probabilities[:none])
# end
# notes