11 lines
529 B
Clojure
11 lines
529 B
Clojure
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(ns music)
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;; an octave is an int, e.g. 4
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;; a pitch class is a keyword from :Abb to G##
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;; a pitch is a [pitch class, octave] vector, e.g. [:C 4] is middle C
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;; a duration is a rational number, e.g. 1/8
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;; a note has a duration, optionally a pitch, and optionally any other necessary keys (e.g. loudness)
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;; {:duration 1/8 :pitch [:A# 3]} is a note. {:duration 1/4} is a note (really, a rest)
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;; (:=: noteA noteB) represents noteA played simultaneously with noteB
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;; (:+: noteA noteB) represents noteA played followed by noteB
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