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Diffstat (limited to 'quantum/process_keycode/process_midi.c')
| -rw-r--r-- | quantum/process_keycode/process_midi.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/quantum/process_keycode/process_midi.c b/quantum/process_keycode/process_midi.c new file mode 100644 index 0000000000..8784e64f36 --- /dev/null +++ b/quantum/process_keycode/process_midi.c @@ -0,0 +1,66 @@ +#include "process_midi.h" + +bool midi_activated = false; +uint8_t midi_starting_note = 0x0C; +int midi_offset = 7; + +bool process_midi(uint16_t keycode, keyrecord_t *record) { + if (keycode == MI_ON && record->event.pressed) { + midi_activated = true; + music_scale_user(); + return false; + } + + if (keycode == MI_OFF && record->event.pressed) { + midi_activated = false; + midi_send_cc(&midi_device, 0, 0x7B, 0); + return false; + } + + if (midi_activated) { + if (record->event.key.col == (MATRIX_COLS - 1) && record->event.key.row == (MATRIX_ROWS - 1)) { + if (record->event.pressed) { + midi_starting_note++; // Change key + midi_send_cc(&midi_device, 0, 0x7B, 0); + } + return false; + } + if (record->event.key.col == (MATRIX_COLS - 2) && record->event.key.row == (MATRIX_ROWS - 1)) { + if (record->event.pressed) { + midi_starting_note--; // Change key + midi_send_cc(&midi_device, 0, 0x7B, 0); + } + return false; + } + if (record->event.key.col == (MATRIX_COLS - 3) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) { + midi_offset++; // Change scale + midi_send_cc(&midi_device, 0, 0x7B, 0); + return false; + } + if (record->event.key.col == (MATRIX_COLS - 4) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) { + midi_offset--; // Change scale + midi_send_cc(&midi_device, 0, 0x7B, 0); + return false; + } + // basic + // uint8_t note = (midi_starting_note + SCALE[record->event.key.col + midi_offset])+12*(MATRIX_ROWS - record->event.key.row); + // advanced + // uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+12*(MATRIX_ROWS - record->event.key.row); + // guitar + uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+5*(MATRIX_ROWS - record->event.key.row); + // violin + // uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+7*(MATRIX_ROWS - record->event.key.row); + + if (record->event.pressed) { + // midi_send_noteon(&midi_device, record->event.key.row, midi_starting_note + SCALE[record->event.key.col], 127); + midi_send_noteon(&midi_device, 0, note, 127); + } else { + // midi_send_noteoff(&midi_device, record->event.key.row, midi_starting_note + SCALE[record->event.key.col], 127); + midi_send_noteoff(&midi_device, 0, note, 127); + } + + if (keycode < 0xFF) // ignores all normal keycodes, but lets RAISE, LOWER, etc through + return false; + } + return true; +}
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