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@ -11,6 +11,13 @@ enum keyboard_layers { |
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// Midi Chord Keycodes |
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bool midi_chord(uint8_t mode, uint16_t root); |
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enum midi_chord_modes { |
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major = 0, |
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minor, |
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}; |
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enum midi_chord_keycodes { |
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//Major Chords |
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@ -152,3 +159,64 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { |
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), |
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}; |
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// Midi Chord Function |
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bool midi_chord(uint8_t mode, uint16_t root) { |
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switch (mode) { |
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case 0: |
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uint8_t channel = midi_config.channel; |
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uint8_t tone = root - MIDI_TONE_MIN; |
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uint8_t velocity = compute_velocity(midi_config.velocity); |
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if (record->event.pressed) { |
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uint8_t root_note = midi_compute_note(root); |
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uint8_t major_third = midi_compute_note(root) + 4; |
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uint8_t fifth = midi_compute_note(root) + 7; |
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midi_send_noteon(&midi_device, channel, root_note, velocity); |
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midi_send_noteon(&midi_device, channel, major_third, velocity); |
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midi_send_noteon(&midi_device, channel, fifth, velocity); |
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tone_status[tone] = root_note; |
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} |
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else { |
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uint8_t root_note = tone_status[tone]; |
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uint8_t major_third = root_note + 4; |
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uint8_t fifth = root_note + 7; |
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if (root_note != MIDI_INVALID_NOTE) |
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{ |
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midi_send_noteoff(&midi_device, channel, root_note, velocity); |
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midi_send_noteoff(&midi_device, channel, major_third, velocity); |
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midi_send_noteoff(&midi_device, channel, fifth, velocity); |
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} |
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tone_status[tone] = MIDI_INVALID_NOTE; |
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} |
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return false; |
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case 1: |
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uint8_t channel = midi_config.channel; |
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uint8_t tone = root - MIDI_TONE_MIN; |
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uint8_t velocity = compute_velocity(midi_config.velocity); |
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if (record->event.pressed) { |
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uint8_t root_note = midi_compute_note(root); |
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uint8_t minor_third = midi_compute_note(root) + 3; |
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uint8_t fifth = midi_compute_note(root) + 7; |
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midi_send_noteon(&midi_device, channel, root_note, velocity); |
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midi_send_noteon(&midi_device, channel, major_third, velocity); |
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midi_send_noteon(&midi_device, channel, fifth, velocity); |
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tone_status[tone] = root_note; |
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} |
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else { |
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uint8_t root_note = tone_status[tone]; |
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uint8_t minor_third = root_note + 3; |
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uint8_t fifth = root_note + 7; |
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if (root_note != MIDI_INVALID_NOTE) |
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{ |
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midi_send_noteoff(&midi_device, channel, root_note, velocity); |
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midi_send_noteoff(&midi_device, channel, minor_third, velocity); |
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midi_send_noteoff(&midi_device, channel, fifth, velocity); |
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} |
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tone_status[tone] = MIDI_INVALID_NOTE; |
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} |
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return false; |
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}; |
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return true; |
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}; |
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