notemapalgorithms.py

"""
/*
 This file is part of Virtual Robot's Pine Synthesizer. 

Copyright <2022> <Brian Gunnison>

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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 
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*/

Note maps algorithms
"""

chromatic =   ['C',	'C#',	'D',	'D#',	'E',	'F',	'F#',	'G',	'G#',	'A',	'A#',	'B']

 #                   0                                                                                       11     
c_chromatic =      ['C',	'C#',   'D',	'D#',	'E',	'F',	'F#',	'G',	'G#',	'A',	'A#',	'B',    ]
c_maj_pent =       ['C',	'C',	'D',	'D',	'E',	'E',	'E',	'G',	'G',    'A',	'A',    'C1']
c_maj_pentshift =  [0,	    -1,	    0,	    -1,	    0,	    -1,	    -2,	    0,	    -1,	    0,      -1,	    +1]
c_min_pent =       ['C',	'C',	'D#',	'D#',	'F',	'F',	'F',	'G',	'G',    'A#',	'A#',    'C1']
c_min_pentshift =  [0,	    -1,	    +1,	    0,	    +1,	    0,	    -1,	    0,	    -1,	    +1,      0,	    +1]

        #             1       2      3                                                                     0  
cs_chromatic =      ['C#',   'D',	'D#',	'E',	'F',	'F#',	'G',	'G#',	'A',	'A#',	'B',   'C'  ]
cs_maj_pent =       ['C#',	'C#',	'D#',	'D#',	'F',	'F',	'F',	'G#',	'G#',   'A#',   'A#',  'A#']
cs_maj_pentshift =  ['0',	'-1',	'0',	'-1',	'0',	'-1',	'-2',	'0',	'-1',	'0',    '-1',	'-2']

#                   2                                                                               0        1
d_chromatic =      ['D',	'D#',	'E',	'F',	'F#',	'G',	'G#',	'A',	'A#',	'B',    'C',	'C#']
d_maj_pent =       ['D',	'D',	'E',	'E',	'F#',	'F#',	'F#',	'A',	'A',    'B',	'B',    'B']
d_maj_pentshift =  ['0',	'-1',	'0',	'-1',	'0',	'-1',	'-2',	'0',	'-1',	'0',    '-1',	'-2']
 

c_maj_pentshift =  [0,	    -1,	    0,	    -1,	    0,	    -1,	    -2,	    0,	    -1,	    0,      -1,	    +1]
root = 2

def run_major_pent():
    
    for mn in range(127):
        i = (mn - root) % 12
        if i < 0:
            i = 0

        o = mn + c_min_pentshift[i]
        if o < 0:
            o = root

        lni = chromatic[mn % 12]
        lno = chromatic[o % 12]
        
        print(f'NoteIn: {mn} {lni}, NoteOut: {o}, {lno}')




def run_maps():
    print('Major pentatonic')
    map = [0,2,4,7,9]
    l = len(map)
    root = 2
    for mn in range(127):
        base = int(mn/len(map))
        i = mn - (base * l) 
        o = map[i] + root + (base * 12)
        n = chromatic[o % 12]
        print(f'NoteIn: {mn}, b: {base}, i: {i}, NoteOut: {o}, {n}')





if __name__ == "__main__":
    run_major_pent()