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@ -1,11 +1,5 @@ |
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#include "process_midi.h" |
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#if 0 |
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bool midi_activated = false; |
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uint8_t midi_starting_note = 0x0C; |
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int midi_offset = 7; |
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#endif |
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typedef union { |
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uint16_t raw; |
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struct { |
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@ -19,33 +13,9 @@ midi_config_t midi_config; |
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#define MIDI_INVALID_NOTE 0xFF |
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#define MIDI_USE_NOTE_ON_ARRAY |
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#ifdef MIDI_USE_NOTE_ON_ARRAY |
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#define MIDI_MAX_NOTES_ON 10 |
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typedef struct { |
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uint8_t note; |
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uint8_t tone; |
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} midi_notes_on_array_entry_t; |
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typedef struct { |
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uint8_t length; |
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midi_notes_on_array_entry_t values[MIDI_MAX_NOTES_ON]; |
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} midi_notes_on_array_t; |
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static midi_notes_on_array_t notes_on; |
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#else |
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#define MIDI_TONE_COUNT (MIDI_TONE_MAX - MIDI_TONE_MIN + 1) |
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static uint8_t tone_status[MIDI_TONE_COUNT]; |
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#endif |
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inline uint8_t compute_velocity(uint8_t setting) |
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{ |
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return (setting + 1) * (128 / (MIDI_VELOCITY_MAX - MIDI_VELOCITY_MIN + 1)); |
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@ -74,49 +44,13 @@ bool process_midi(uint16_t keycode, keyrecord_t *record) |
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uint8_t channel = midi_config.channel; |
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uint8_t tone = keycode - MIDI_TONE_MIN; |
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uint8_t velocity = compute_velocity(midi_config.velocity); |
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#ifdef MIDI_USE_NOTE_ON_ARRAY |
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if (record->event.pressed && notes_on.length < MIDI_MAX_NOTES_ON) { |
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#else |
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if (record->event.pressed) { |
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#endif |
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uint8_t note = 12 * midi_config.octave + tone; |
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midi_send_noteon(&midi_device, channel, note, velocity); |
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dprintf("midi noteon channel:%d note:%d velocity:%d\n", channel, note, velocity); |
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#ifdef MIDI_USE_NOTE_ON_ARRAY |
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notes_on.values[notes_on.length].note = note; |
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notes_on.values[notes_on.length].tone = tone; |
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notes_on.length++; |
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#else |
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tone_status[tone] = note; |
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#endif |
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} |
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else { |
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#ifdef MIDI_USE_NOTE_ON_ARRAY |
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for (uint8_t i = 0; i < notes_on.length; i++) { |
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uint8_t note = notes_on.values[i].note; |
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if (tone == notes_on.values[i].tone) { |
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midi_send_noteoff(&midi_device, channel, note, velocity); |
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dprintf("midi noteoff channel:%d note:%d velocity:%d\n", channel, note, velocity); |
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for (uint8_t j=i; j < notes_on.length - 1; j++) |
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{ |
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notes_on.values[j] = notes_on.values[j + 1]; |
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} |
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notes_on.length--; |
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break; |
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} |
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} |
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#else |
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uint8_t note = tone_status[tone]; |
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if (note != MIDI_INVALID_NOTE) |
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{ |
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@ -124,8 +58,6 @@ bool process_midi(uint16_t keycode, keyrecord_t *record) |
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dprintf("midi noteoff channel:%d note:%d velocity:%d\n", channel, note, velocity); |
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} |
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tone_status[tone] = MIDI_INVALID_NOTE; |
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#endif |
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} |
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return false; |
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} |
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@ -170,66 +102,5 @@ bool process_midi(uint16_t keycode, keyrecord_t *record) |
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return false; |
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}; |
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#if 0 |
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if (keycode == MI_ON && record->event.pressed) { |
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midi_activated = true; |
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#ifdef AUDIO_ENABLE |
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music_scale_user(); |
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#endif |
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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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midi_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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midi_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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midi_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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midi_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 = (midi_starting_note + SCALE[record->event.key.col + midi_offset])+12*(MATRIX_ROWS - record->event.key.row);
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// advanced
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// uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+12*(MATRIX_ROWS - record->event.key.row);
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// guitar
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uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+5*(MATRIX_ROWS - record->event.key.row); |
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// violin
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// uint8_t note = (midi_starting_note + record->event.key.col + midi_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, midi_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, midi_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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#endif |
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return true; |
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} |
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