#ifndef NOTES_H
#define NOTES_H

/*

	0 	    1 	    2 	    3 	    4 	    5 	    6 	    7 	    8
C 	16.35 	32.7 	65.41 	130.81 	261.63 	523.25 	1046.5 	2093 	4186
C# 	17.32 	34.65 	69.3 	138.59 	277.18 	554.37 	1108.73 2217.46 4434.92
D 	18.35 	36.71 	73.42 	146.83 	293.66 	587.33 	1174.66 2349.32 4698.63
D# 	19.45 	38.89 	77.78 	155.56 	311.13 	622.25 	1244.51 2489 	4978
E 	20.6 	41.2 	82.41 	164.81 	329.63 	659.25 	1318.51 2637 	5274
F 	21.83 	43.65 	87.31 	174.61 	349.23 	698.46 	1396.91 2793.83 5587.65
F# 	23.12 	46.25 	92.5 	185 	369.99 	739.99 	1479.98 2959.96 5919.91
G 	24.5 	49 	    98 	    196 	392 	783.99 	1567.98 3135.96 6271.93
G# 	25.96 	51.91 	103.83 	207.65 	415.3 	830.61 	1661.22 3322.44 6644.88
A 	27.5 	55 	    110 	220 	440 	880     1760    3520    7040
A# 	29.14 	58.27 	116.54 	233.08 	466.16 	932.33 	1864.66 3729.31 7458.62
B 	30.87 	61.74 	123.47 	246.94 	493.88 	987.77 	1975.53 3951 	7902.13
*/

// Note frequencies in Hz (rounded down)
// b - Flat
// s - Sharp (#)
typedef enum {
    // 2nd Octave
    C2  = 65, 
    Cs2 = 69,
    Db2 = Cs2, 
    D2  = 73,
    Ds2 = 77,
    Eb2 = Ds2,
    E2  = 82,
    F2  = 87,
    Fs2 = 92,
    Gb2 = Fs2,
    G2  = 98,
    Gs2 = 103,
    Ab2 = Gs2,
    A2  = 110,
    As2 = 116,
    Hb2 = As2,
    H2  = 123,
    // 3rd Octave
    C3  = 130,
    Cs3 = 138,
    Db3 = Cs3,
    D3  = 146,
    Ds3 = 155,
    Eb3 = Ds3,
    E3  = 164,
    F3  = 174,
    Fs3 = 185,
    Gb3 = Fs3,
    G3  = 196,
    Gs3 = 207,
    Ab3 = Gs3,
    A3  = 220,
    As3 = 233,
    Hb3 = As3,
    H3  = 246,
    // 4th Octave
    C4  = 261,
    Cs4 = 277,
    Db4 = Cs4,
    D4  = 293,
    Ds4 = 311,
    Eb4 = Ds4,
    E4  = 329,
    F4  = 349,
    Fs4 = 370,
    Gb4 = Fs4,
    G4  = 392,
    Gs4 = 415,
    Ab4 = Gs4,
    A4  = 440, // Standard A, 440Hz
    As4 = 466,
    Hb4 = As4,
    H4  = 493,
    // 5th Octave
    C5  = 523,
    Cs5 = 554,
    Db5 = Cs5,
    D5  = 587,
    Ds5 = 622,
    Eb5 = Ds5,
    E5  = 659,
    F5  = 698,
    Fs5 = 739,
    Gb5 = Fs5,
    G5  = 783,
    Gs5 = 830,
    Ab5 = Gs5,
    A5  = 880,
    As5 = 932,
    Hb5 = As5,
    H5  = 987,
} note_t;

typedef enum {
    WHOLE          = 1,
    HALF           = 2,
    QUARTER        = 4,
    EIGHT          = 8,
    SIXTEENTH      = 16,
    THIRTYSECONDTH = 32,
} beatType_t;

#endif