class HeadMusic::Style::Guidelines::NoUnisonsInMiddle
A counterpoint guideline
Constants
- MESSAGE
Public Instance Methods
marks()
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# File lib/head_music/style/guidelines/no_unisons_in_middle.rb, line 10 def marks unison_pairs.map do |notes| HeadMusic::Style::Mark.for_all(notes) end.flatten end
Private Instance Methods
middle_intervals()
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# File lib/head_music/style/guidelines/no_unisons_in_middle.rb, line 26 def middle_intervals [harmonic_intervals[1..-2]].flatten.compact end
middle_unisons()
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# File lib/head_music/style/guidelines/no_unisons_in_middle.rb, line 22 def middle_unisons middle_intervals.select { |interval| interval.perfect_consonance? && interval.unison? } end
unison_pairs()
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# File lib/head_music/style/guidelines/no_unisons_in_middle.rb, line 18 def unison_pairs middle_unisons.map(&:notes).compact end