From ee0b34feaf99debbc47fe736001181dffa3cd6b1 Mon Sep 17 00:00:00 2001 From: Ante Laurijssen Date: Sun, 14 May 2017 20:07:35 -0400 Subject: [PATCH] Started working on custom midi chord function --- keyboards/s60_x/keymaps/bluebear/keymap.c | 68 +++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/keyboards/s60_x/keymaps/bluebear/keymap.c b/keyboards/s60_x/keymaps/bluebear/keymap.c index 3861ad04f06..f963043c19a 100644 --- a/keyboards/s60_x/keymaps/bluebear/keymap.c +++ b/keyboards/s60_x/keymaps/bluebear/keymap.c @@ -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; +}; +