More complete spread function

spread3.rb

def spread3(num_accents, size, *args)
  args_h = resolve_synth_opts_hash_or_array(args)
  beat_rotations = args_h[:rotate]
  res = []
  # if someone requests 8 or more accents in a bar of 8 beats
  # default to filling the output with accents
  # (rotation is futile here)
  if num_accents >= size # changed to >=, so v2 is not empty below
    res = [true] * size
    return res.ring
  end
  
  # new part
  v1 = [[true]] * num_accents
  v2 = [[false]] * (size - num_accents)
  # If v2 not empty (thats given here), call at least once.
  (v1, v2) = redistribute(v1,v2)
  # End condition: v2 empty or has just one element
  while v2.length > 1
    (v1, v2) = redistribute(v1,v2)
  end
  res = (v1 + v2).flatten
  
  if beat_rotations && beat_rotations.is_a?(Numeric)
    beat_rotations = beat_rotations.abs
    while beat_rotations > 0
      beat_rotations -= 1 if res.rotate!.first == true
    end
    res.ring
  else
    res.ring
  end
end