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Started working on custom midi chord function

master
Ante Laurijssen 2017-05-14 20:07:35 -04:00
parent f006ebebbd
commit ee0b34feaf
1 changed files with 68 additions and 0 deletions
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68
keyboards/s60_x/keymaps/bluebear/keymap.c
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@ -11,6 +11,13 @@ enum keyboard_layers {
// Midi Chord Keycodes
bool midi_chord(uint8_t mode, uint16_t root);
enum midi_chord_modes {
major = 0,
minor,
};
enum midi_chord_keycodes {
//Major Chords
@ -152,3 +159,64 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
),
};
// Midi Chord Function
bool midi_chord(uint8_t mode, uint16_t root) {
switch (mode) {
case 0:
uint8_t channel = midi_config.channel;
uint8_t tone = root - MIDI_TONE_MIN;
uint8_t velocity = compute_velocity(midi_config.velocity);
if (record->event.pressed) {
uint8_t root_note = midi_compute_note(root);
uint8_t major_third = midi_compute_note(root) + 4;
uint8_t fifth = midi_compute_note(root) + 7;
midi_send_noteon(&midi_device, channel, root_note, velocity);
midi_send_noteon(&midi_device, channel, major_third, velocity);
midi_send_noteon(&midi_device, channel, fifth, velocity);
tone_status[tone] = root_note;
}
else {
uint8_t root_note = tone_status[tone];
uint8_t major_third = root_note + 4;
uint8_t fifth = root_note + 7;
if (root_note != MIDI_INVALID_NOTE)
{
midi_send_noteoff(&midi_device, channel, root_note, velocity);
midi_send_noteoff(&midi_device, channel, major_third, velocity);
midi_send_noteoff(&midi_device, channel, fifth, velocity);
}
tone_status[tone] = MIDI_INVALID_NOTE;
}
return false;
case 1:
uint8_t channel = midi_config.channel;
uint8_t tone = root - MIDI_TONE_MIN;
uint8_t velocity = compute_velocity(midi_config.velocity);
if (record->event.pressed) {
uint8_t root_note = midi_compute_note(root);
uint8_t minor_third = midi_compute_note(root) + 3;
uint8_t fifth = midi_compute_note(root) + 7;
midi_send_noteon(&midi_device, channel, root_note, velocity);
midi_send_noteon(&midi_device, channel, major_third, velocity);
midi_send_noteon(&midi_device, channel, fifth, velocity);
tone_status[tone] = root_note;
}
else {
uint8_t root_note = tone_status[tone];
uint8_t minor_third = root_note + 3;
uint8_t fifth = root_note + 7;
if (root_note != MIDI_INVALID_NOTE)
{
midi_send_noteoff(&midi_device, channel, root_note, velocity);
midi_send_noteoff(&midi_device, channel, minor_third, velocity);
midi_send_noteoff(&midi_device, channel, fifth, velocity);
}
tone_status[tone] = MIDI_INVALID_NOTE;
}
return false;
};
return true;
};