diff options
Diffstat (limited to 'quantum/keymap_midi.c')
| -rw-r--r-- | quantum/keymap_midi.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/quantum/keymap_midi.c b/quantum/keymap_midi.c new file mode 100644 index 0000000000..b7eba3ab76 --- /dev/null +++ b/quantum/keymap_midi.c @@ -0,0 +1,110 @@ +/* +Copyright 2015 Jack Humbert <jack.humb@gmail.com> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include "keymap_common.h" +#include "keymap_midi.h" +#include <lufa.h> + +uint8_t starting_note = 0x0C; +int offset = 7; + +void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) +{ + if (id != 0) { + if (record->event.pressed) { + midi_send_noteon(&midi_device, opt, (id & 0xFF), 127); + } else { + midi_send_noteoff(&midi_device, opt, (id & 0xFF), 127); + } + } + + if (record->event.key.col == (MATRIX_COLS - 1) && record->event.key.row == (MATRIX_ROWS - 1)) { + if (record->event.pressed) { + starting_note++; + play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + midi_send_cc(&midi_device, 0, 0x7B, 0); + midi_send_cc(&midi_device, 1, 0x7B, 0); + midi_send_cc(&midi_device, 2, 0x7B, 0); + midi_send_cc(&midi_device, 3, 0x7B, 0); + midi_send_cc(&midi_device, 4, 0x7B, 0); + return; + } else { + stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); + stop_all_notes(); + return; + } + } + if (record->event.key.col == (MATRIX_COLS - 2) && record->event.key.row == (MATRIX_ROWS - 1)) { + if (record->event.pressed) { + starting_note--; + play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + midi_send_cc(&midi_device, 0, 0x7B, 0); + midi_send_cc(&midi_device, 1, 0x7B, 0); + midi_send_cc(&midi_device, 2, 0x7B, 0); + midi_send_cc(&midi_device, 3, 0x7B, 0); + midi_send_cc(&midi_device, 4, 0x7B, 0); + return; + } else { + stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); + stop_all_notes(); + return; + } + } + + if (record->event.key.col == (MATRIX_COLS - 3) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) { + offset++; + midi_send_cc(&midi_device, 0, 0x7B, 0); + midi_send_cc(&midi_device, 1, 0x7B, 0); + midi_send_cc(&midi_device, 2, 0x7B, 0); + midi_send_cc(&midi_device, 3, 0x7B, 0); + midi_send_cc(&midi_device, 4, 0x7B, 0); + stop_all_notes(); + for (int i = 0; i <= 7; i++) { + play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + _delay_us(80000); + stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); + _delay_us(8000); + } + return; + } + if (record->event.key.col == (MATRIX_COLS - 4) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) { + offset--; + midi_send_cc(&midi_device, 0, 0x7B, 0); + midi_send_cc(&midi_device, 1, 0x7B, 0); + midi_send_cc(&midi_device, 2, 0x7B, 0); + midi_send_cc(&midi_device, 3, 0x7B, 0); + midi_send_cc(&midi_device, 4, 0x7B, 0); + stop_all_notes(); + for (int i = 0; i <= 7; i++) { + play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + _delay_us(80000); + stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); + _delay_us(8000); + } + return; + } + + if (record->event.pressed) { + // midi_send_noteon(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127); + midi_send_noteon(&midi_device, 0, (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row), 127); + play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row)), 0xF); + } else { + // midi_send_noteoff(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127); + midi_send_noteoff(&midi_device, 0, (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row), 127); + stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row))); + } +}
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