66 lines
2.5 KiB
C
66 lines
2.5 KiB
C
#include "process_midi.h"
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bool midi_activated = false;
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uint8_t starting_note = 0x0C;
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int offset = 7;
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bool process_midi(uint16_t keycode, keyrecord_t *record) {
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if (keycode == MI_ON && record->event.pressed) {
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midi_activated = true;
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music_scale_user();
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return false;
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}
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if (keycode == MI_OFF && record->event.pressed) {
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midi_activated = false;
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midi_send_cc(&midi_device, 0, 0x7B, 0);
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return false;
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}
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if (midi_activated) {
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if (record->event.key.col == (MATRIX_COLS - 1) && record->event.key.row == (MATRIX_ROWS - 1)) {
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if (record->event.pressed) {
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starting_note++; // Change key
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midi_send_cc(&midi_device, 0, 0x7B, 0);
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}
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return false;
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}
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if (record->event.key.col == (MATRIX_COLS - 2) && record->event.key.row == (MATRIX_ROWS - 1)) {
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if (record->event.pressed) {
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starting_note--; // Change key
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midi_send_cc(&midi_device, 0, 0x7B, 0);
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}
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return false;
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}
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if (record->event.key.col == (MATRIX_COLS - 3) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) {
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offset++; // Change scale
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midi_send_cc(&midi_device, 0, 0x7B, 0);
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return false;
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}
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if (record->event.key.col == (MATRIX_COLS - 4) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) {
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offset--; // Change scale
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midi_send_cc(&midi_device, 0, 0x7B, 0);
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return false;
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}
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// basic
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// uint8_t note = (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row);
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// advanced
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// uint8_t note = (starting_note + record->event.key.col + offset)+12*(MATRIX_ROWS - record->event.key.row);
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// guitar
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uint8_t note = (starting_note + record->event.key.col + offset)+5*(MATRIX_ROWS - record->event.key.row);
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// violin
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// uint8_t note = (starting_note + record->event.key.col + offset)+7*(MATRIX_ROWS - record->event.key.row);
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if (record->event.pressed) {
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// midi_send_noteon(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127);
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midi_send_noteon(&midi_device, 0, note, 127);
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} else {
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// midi_send_noteoff(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127);
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midi_send_noteoff(&midi_device, 0, note, 127);
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}
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if (keycode < 0xFF) // ignores all normal keycodes, but lets RAISE, LOWER, etc through
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return false;
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}
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return true;
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} |