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Versions: 21
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Contents
# frozen_string_literal: true
# Module for style guidelines.
module HeadMusic::Style::Guidelines; end
# A counterpoint guideline
class HeadMusic::Style::Guidelines::ConsonantDownbeats < HeadMusic::Style::Annotation
MESSAGE = 'Use consonant harmonic intervals on every downbeat.'
def marks
dissonant_pairs.map do |dissonant_pair|
HeadMusic::Style::Mark.for_all(dissonant_pair)
end.flatten
end
private
def dissonant_pairs
dissonant_intervals.map(&:notes).compact
end
def dissonant_intervals
downbeat_harmonic_intervals.select { |interval| interval.dissonance?(:two_part_harmony) }
end
end
Version data entries
21 entries across 21 versions & 1 rubygems