Merge remote-tracking branch 'upstream/master'

* upstream/master: (1239 commits)
  Update ez.c
  removes planck/rev3 temporarily
  Move hand_swap_config to ez.c, removes error for infinity
  Update Makefile
  ergodox: Update algernon's keymap to v1.9
  Added VS Code dir to .gitignore
  Support the Pegasus Hoof controller.
  [Jack & Erez] Simplifies and documents TO
  add readme
  use wait_ms instead of _delay_ms
  add messenger
  init keymap
  Add example keymap
  Adding whiskey_tango_foxtrot_capslock ergodox keymap
  Unicode map framework. Allow unicode up to 0xFFFFF using separate mapping table
  CIE 1931 dim curve
  Apply the dim curve to the RGB output
  Update the Cluecard readme files
  Tune snake and knight intervals for Cluecard
  Tunable RGB light intervals
  ...

1 files changed, 217 insertions, 0 deletions

diff --git a/quantum/audio/musical_notes.h b/quantum/audio/musical_notes.h
new file mode 100644
index 0000000000..b08d16a6fa
--- /dev/null
+++ b/quantum/audio/musical_notes.h
@@ -0,0 +1,217 @@
+#ifndef MUSICAL_NOTES_H
+#define MUSICAL_NOTES_H
+
+// Tempo Placeholder
+#define TEMPO_DEFAULT 100
+
+
+#define SONG(notes...) { notes }
+
+
+// Note Types
+#define MUSICAL_NOTE(note, duration)   {(NOTE##note), duration}
+#define WHOLE_NOTE(note)               MUSICAL_NOTE(note, 64)
+#define HALF_NOTE(note)                MUSICAL_NOTE(note, 32)
+#define QUARTER_NOTE(note)             MUSICAL_NOTE(note, 16)
+#define EIGHTH_NOTE(note)              MUSICAL_NOTE(note,  8)
+#define SIXTEENTH_NOTE(note)           MUSICAL_NOTE(note,  4)
+
+#define WHOLE_DOT_NOTE(note)           MUSICAL_NOTE(note, 64+32)
+#define HALF_DOT_NOTE(note)            MUSICAL_NOTE(note, 32+16)
+#define QUARTER_DOT_NOTE(note)         MUSICAL_NOTE(note, 16+8)
+#define EIGHTH_DOT_NOTE(note)          MUSICAL_NOTE(note,  8+4)
+#define SIXTEENTH_DOT_NOTE(note)       MUSICAL_NOTE(note,  4+2)
+
+// Note Type Shortcuts
+#define M__NOTE(note, duration)        MUSICAL_NOTE(note, duration)
+#define W__NOTE(n)                     WHOLE_NOTE(n)
+#define H__NOTE(n)                     HALF_NOTE(n)
+#define Q__NOTE(n)                     QUARTER_NOTE(n)
+#define E__NOTE(n)                     EIGHTH_NOTE(n)
+#define S__NOTE(n)                     SIXTEENTH_NOTE(n)
+#define WD_NOTE(n)                     WHOLE_DOT_NOTE(n)
+#define HD_NOTE(n)                     HALF_DOT_NOTE(n)
+#define QD_NOTE(n)                     QUARTER_DOT_NOTE(n)
+#define ED_NOTE(n)                     EIGHTH_DOT_NOTE(n)
+#define SD_NOTE(n)                     SIXTEENTH_DOT_NOTE(n)
+
+// Note Styles
+// Staccato makes sure there is a rest between each note. Think: TA TA TA
+// Legato makes notes flow together. Think: TAAA
+#define STACCATO 0.01
+#define LEGATO   0
+
+// Note Timbre
+// Changes how the notes sound
+#define TIMBRE_12       0.125
+#define TIMBRE_25       0.250
+#define TIMBRE_50       0.500
+#define TIMBRE_75       0.750
+#define TIMBRE_DEFAULT  TIMBRE_50
+
+
+// Notes - # = Octave
+
+#define NOTE_REST         0.00
+
+/* These notes are currently bugged
+#define NOTE_C0          16.35
+#define NOTE_CS0         17.32
+#define NOTE_D0          18.35
+#define NOTE_DS0         19.45
+#define NOTE_E0          20.60
+#define NOTE_F0          21.83
+#define NOTE_FS0         23.12
+#define NOTE_G0          24.50
+#define NOTE_GS0         25.96
+#define NOTE_A0          27.50
+#define NOTE_AS0         29.14
+#define NOTE_B0          30.87
+#define NOTE_C1          32.70
+#define NOTE_CS1         34.65
+#define NOTE_D1          36.71
+#define NOTE_DS1         38.89
+#define NOTE_E1          41.20
+#define NOTE_F1          43.65
+#define NOTE_FS1         46.25
+#define NOTE_G1          49.00
+#define NOTE_GS1         51.91
+#define NOTE_A1          55.00
+#define NOTE_AS1         58.27
+*/
+
+#define NOTE_B1          61.74
+#define NOTE_C2          65.41
+#define NOTE_CS2         69.30
+#define NOTE_D2          73.42
+#define NOTE_DS2         77.78
+#define NOTE_E2          82.41
+#define NOTE_F2          87.31
+#define NOTE_FS2         92.50
+#define NOTE_G2          98.00
+#define NOTE_GS2        103.83
+#define NOTE_A2         110.00
+#define NOTE_AS2        116.54
+#define NOTE_B2         123.47
+#define NOTE_C3         130.81
+#define NOTE_CS3        138.59
+#define NOTE_D3         146.83
+#define NOTE_DS3        155.56
+#define NOTE_E3         164.81
+#define NOTE_F3         174.61
+#define NOTE_FS3        185.00
+#define NOTE_G3         196.00
+#define NOTE_GS3        207.65
+#define NOTE_A3         220.00
+#define NOTE_AS3        233.08
+#define NOTE_B3         246.94
+#define NOTE_C4         261.63
+#define NOTE_CS4        277.18
+#define NOTE_D4         293.66
+#define NOTE_DS4        311.13
+#define NOTE_E4         329.63
+#define NOTE_F4         349.23
+#define NOTE_FS4        369.99
+#define NOTE_G4         392.00
+#define NOTE_GS4        415.30
+#define NOTE_A4         440.00
+#define NOTE_AS4        466.16
+#define NOTE_B4         493.88
+#define NOTE_C5         523.25
+#define NOTE_CS5        554.37
+#define NOTE_D5         587.33
+#define NOTE_DS5        622.25
+#define NOTE_E5         659.26
+#define NOTE_F5         698.46
+#define NOTE_FS5        739.99
+#define NOTE_G5         783.99
+#define NOTE_GS5        830.61
+#define NOTE_A5         880.00
+#define NOTE_AS5        932.33
+#define NOTE_B5         987.77
+#define NOTE_C6        1046.50
+#define NOTE_CS6       1108.73
+#define NOTE_D6        1174.66
+#define NOTE_DS6       1244.51
+#define NOTE_E6        1318.51
+#define NOTE_F6        1396.91
+#define NOTE_FS6       1479.98
+#define NOTE_G6        1567.98
+#define NOTE_GS6       1661.22
+#define NOTE_A6        1760.00
+#define NOTE_AS6       1864.66
+#define NOTE_B6        1975.53
+#define NOTE_C7        2093.00
+#define NOTE_CS7       2217.46
+#define NOTE_D7        2349.32
+#define NOTE_DS7       2489.02
+#define NOTE_E7        2637.02
+#define NOTE_F7        2793.83
+#define NOTE_FS7       2959.96
+#define NOTE_G7        3135.96
+#define NOTE_GS7       3322.44
+#define NOTE_A7        3520.00
+#define NOTE_AS7       3729.31
+#define NOTE_B7        3951.07
+#define NOTE_C8        4186.01
+#define NOTE_CS8       4434.92
+#define NOTE_D8        4698.64
+#define NOTE_DS8       4978.03
+#define NOTE_E8        5274.04
+#define NOTE_F8        5587.65
+#define NOTE_FS8       5919.91
+#define NOTE_G8        6271.93
+#define NOTE_GS8       6644.88
+#define NOTE_A8        7040.00
+#define NOTE_AS8       7458.62
+#define NOTE_B8        7902.13
+
+// Flat Aliases
+#define NOTE_DF0 NOTE_CS0
+#define NOTE_EF0 NOTE_DS0
+#define NOTE_GF0 NOTE_FS0
+#define NOTE_AF0 NOTE_GS0
+#define NOTE_BF0 NOTE_AS0
+#define NOTE_DF1 NOTE_CS1
+#define NOTE_EF1 NOTE_DS1
+#define NOTE_GF1 NOTE_FS1
+#define NOTE_AF1 NOTE_GS1
+#define NOTE_BF1 NOTE_AS1
+#define NOTE_DF2 NOTE_CS2
+#define NOTE_EF2 NOTE_DS2
+#define NOTE_GF2 NOTE_FS2
+#define NOTE_AF2 NOTE_GS2
+#define NOTE_BF2 NOTE_AS2
+#define NOTE_DF3 NOTE_CS3
+#define NOTE_EF3 NOTE_DS3
+#define NOTE_GF3 NOTE_FS3
+#define NOTE_AF3 NOTE_GS3
+#define NOTE_BF3 NOTE_AS3
+#define NOTE_DF4 NOTE_CS4
+#define NOTE_EF4 NOTE_DS4
+#define NOTE_GF4 NOTE_FS4
+#define NOTE_AF4 NOTE_GS4
+#define NOTE_BF4 NOTE_AS4
+#define NOTE_DF5 NOTE_CS5
+#define NOTE_EF5 NOTE_DS5
+#define NOTE_GF5 NOTE_FS5
+#define NOTE_AF5 NOTE_GS5
+#define NOTE_BF5 NOTE_AS5
+#define NOTE_DF6 NOTE_CS6
+#define NOTE_EF6 NOTE_DS6
+#define NOTE_GF6 NOTE_FS6
+#define NOTE_AF6 NOTE_GS6
+#define NOTE_BF6 NOTE_AS6
+#define NOTE_DF7 NOTE_CS7
+#define NOTE_EF7 NOTE_DS7
+#define NOTE_GF7 NOTE_FS7
+#define NOTE_AF7 NOTE_GS7
+#define NOTE_BF7 NOTE_AS7
+#define NOTE_DF8 NOTE_CS8
+#define NOTE_EF8 NOTE_DS8
+#define NOTE_GF8 NOTE_FS8
+#define NOTE_AF8 NOTE_GS8
+#define NOTE_BF8 NOTE_AS8
+
+
+#endif
\ No newline at end of file