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constants.py
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185 lines (169 loc) · 8.38 KB
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from collections import OrderedDict, namedtuple
import numpy as np
# [ c - d - e f - g - a - b]
CHORD_TYPES = OrderedDict([
('', [ 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0]),
('+', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0]),
('6', [ 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0]),
('7', [ 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0]),
('9', [ 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0]),
('M', [ 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0]),
('m', [ 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0]),
('o', [ 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0]),
('+7', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('11', [ 1, 0, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0]),
('13', [ 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0]),
('69', [ 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0]),
('7+', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('9+', [ 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('M6', [ 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0]),
('M7', [ 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1]),
('M9', [ 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1]),
('NC', [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]),
('h7', [ 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0]),
('m+', [ 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0]),
('m6', [ 1, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0]),
('m7', [ 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0]),
('m9', [ 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0]),
('o7', [ 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0]),
('7#5', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('7#9', [ 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0]),
('7b5', [ 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0]),
('7b6', [ 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0]),
('7b9', [ 1, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0]),
('9#5', [ 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('9b5', [ 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0]),
('M#5', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0]),
('M69', [ 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0]),
('M7+', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1]),
('aug', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0]),
('m#5', [ 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0]),
('m11', [ 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0]),
('m13', [ 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0]),
('m69', [ 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0]),
('mM7', [ 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1]),
('mM9', [ 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1]),
('mb6', [ 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0]),
('13#9', [ 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0]),
('13b5', [ 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 1, 0]),
('13b9', [ 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0]),
('7#11', [ 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0]),
('7alt', [ 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0]),
('7aug', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('7b13', [ 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0]),
('7no5', [ 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0]),
('7sus', [ 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('9#11', [ 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0]),
('9b13', [ 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0]),
('9no5', [ 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0]),
('9sus', [ 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('Bass', [ 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]),
('M7#5', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1]),
('M7b5', [ 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1]),
('M9#5', [ 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1]),
('aug7', [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('m7#5', [ 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0]),
('m7b5', [ 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0]),
('m9#5', [ 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0]),
('m9b5', [ 1, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0]),
('sus2', [ 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0]),
('sus4', [ 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0]),
('+add9', [ 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0]),
('13#11', [ 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0]),
('13sus', [ 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0]),
('7#5#9', [ 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0]),
('7#5b9', [ 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0]),
('7b5#9', [ 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0]),
('7b5b9', [ 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0]),
('7sus4', [ 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('9sus4', [ 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('Blues', [ 1, 0, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0]),
('M7#11', [ 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1]),
('M9#11', [ 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1]),
('Msus2', [ 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0]),
('Msus4', [ 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0]),
('m11#5', [ 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0]),
('m11b5', [ 1, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0]),
('mM7b6', [ 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 1]),
('madd9', [ 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0]),
('mb6M7', [ 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1]),
('mb6b9', [ 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0]),
('susb9', [ 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0]),
('13sus4', [ 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0]),
('7#9#11', [ 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0]),
('7#9b13', [ 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0]),
('7b5b13', [ 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('7b9#11', [ 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0]),
('7b9b13', [ 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0]),
('7b9sus', [ 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0]),
('7susb9', [ 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('9#5#11', [ 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0]),
('9b5b13', [ 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('13#9#11', [ 1, 0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0]),
('13b9#11', [ 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0]),
('7#11b13', [ 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('7b9sus4', [ 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('7sus4b9', [ 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0]),
('9#11b13', [ 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('M#5add9', [ 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0]),
('7#5b9#11', [ 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0]),
('7b5b9b13', [ 1, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('7#9#11b13', [ 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0]),
('7b9#11b13', [ 1, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('7b9b13#11', [ 1, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0]),
('7b9b13sus4', [ 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0]),
('7sus4b9b13', [ 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0]),
])
NOTE_OFFSETS = OrderedDict([
("c", 0),
("db", 1),
("d", 2),
("eb", 3),
("e", 4),
("f", 5),
("gb", 6),
("g", 7),
("ab", 8),
("a", 9),
("bb", 10),
("b", 11),
("c#", 1),
("d#", 3),
("f#", 6),
("g#", 8),
("a#", 10),
("cb", 11),
("fb", 4),
("e#", 5),
("b#", 0),
])
CHORD_NOTE_OFFSETS = OrderedDict((k[:1].upper()+k[1:],v%12) for k,v in NOTE_OFFSETS.items())
WHOLE = 480; # slots in a whole note
HALF = WHOLE//2; # 240
QUARTER = WHOLE//4; # 120
EIGHTH = WHOLE//8; # 60
SIXTEENTH = WHOLE//16; # 30
THIRTYSECOND = WHOLE//32; # 15
HALF_TRIPLET = 2*HALF//3; # 160
QUARTER_TRIPLET = 2*QUARTER//3; # 80
EIGHTH_TRIPLET = 2*EIGHTH//3; # 40
SIXTEENTH_TRIPLET = 2*SIXTEENTH//3; # 20
THIRTYSECOND_TRIPLET = 2*THIRTYSECOND//3; # 10
QUARTER_QUINTUPLET = 4*QUARTER//5; # 96
EIGHTH_QUINTUPLET = 4*EIGHTH//5; # 48
SIXTEENTH_QUINTUPLET = 4*SIXTEENTH//5; # 24
THIRTYSECOND_QUINTUPLET = 4*THIRTYSECOND//5; # 12
DOTTED_HALF = 3*HALF//2; # 360
DOTTED_QUARTER = 3*QUARTER//2; # 180
DOTTED_EIGHTH = 3*EIGHTH//2; # 90
DOTTED_SIXTEENTH = 3*SIXTEENTH//2; # 45
FOUREIGHTIETH = 1; # WHOLE/WHOLE # 1
TWOFORTIETH = 2; # 2
ONETWENTIETH = 4; # 4
SIXTIETH = 8; # 8
RESOLUTION_SCALAR = 10;
MIDDLE_C_MIDI = 60
OCTAVE = 12
EPSILON = np.finfo(np.float32).eps
NoteBounds = namedtuple("NoteBounds",["lowbound","highbound"])
BOUNDS = NoteBounds(48, 84+1)