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probabilities = {}
probabilities[:none] = [0.0] * 16
probabilities[:all] = [1.0] * 16
probabilities[36] = [0.23, 0.0, 0.0, 0.0, 0.0, 0.0, 0.23, 0.0, 0.0, 0.0, 0.0, 0.0, 0.23, 0.0, 0.0, 0.0]
probabilities[37] = [0.0, 0.0, 0.0, 0.0, 0.23, 0.0, 0.0, 0.0, 0.0, 0.0, 0.23, 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] = [0.32, 0.0, 0.23, 0.0, 0.0, 0.0, 0.23, 0.0, 0.15, 0.0, 0.15, 0.0, 0.29, 0.0, 0.15, 0.0]
probabilities[42] = [0.23, 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] = [0.3] * 16
probabilities[44] = [0.15] * 16
probabilities[45] = [0.32, 0.23] * 8
def note(midi_note_number, channel)
Note.create(:channel => channel,
:number => midi_note_number,
:duration => 0.25,
:velocity => 100 + rand(27))
end
notes = []
if rand > 0.95
(36..45).each do |midi_note_number|
notes << Drum.new(:note => note(midi_note_number, 3),
:when => L{|beat| false},
:number_generator => L{rand},
:next => L{|queue| queue[rand(queue.size)]},
:probabilities => probabilities[midi_note_number] || probabilities[:none])
end
end
notes
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