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/* Copyright 2020 3araht
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include QMK_KEYBOARD_H
#include "version.h"
// Alias layout macros that expand groups of keys.
#define LAYOUT_wrapper(...) LAYOUT(__VA_ARGS__)
#define DFCBASE DF(_C_SYSTEM_BASE)
#define DF_QWER DF(_QWERTY)
// Long press: go to _FN layer, tap: MUTE
#define FN_MUTE LT(_FN, KC_MUTE)
// Used to set octave to MI_OCT_0
extern midi_config_t midi_config;
uint8_t midi_bass_ch = 0, midi_chord_ch = 0; // By default, all use the same channel.
// Defines names for use in layer keycodes and the keymap
enum layer_names {
_C_SYSTEM_BASE, // MIDI C-system
_QWERTY, // just in case
_FN
};
// Defines the keycodes used by our macros in process_record_user
enum custom_keycodes {
// MIDI Chord Keycodes - Root notes
MY_CHORD_MIN = SAFE_RANGE,
MI_CH_Cr = MY_CHORD_MIN,
MI_CH_Csr,
MI_CH_Dbr = MI_CH_Csr,
MI_CH_Dr,
MI_CH_Dsr,
MI_CH_Ebr = MI_CH_Dsr,
MI_CH_Er,
MI_CH_Fr,
MI_CH_Fsr,
MI_CH_Gbr = MI_CH_Fsr,
MI_CH_Gr,
MI_CH_Gsr,
MI_CH_Abr = MI_CH_Gsr,
MI_CH_Ar,
MI_CH_Asr,
MI_CH_Bbr = MI_CH_Asr,
MI_CH_Br,
// MIDI Chord Keycodes - Major
MI_CH_C,
MI_CH_Cs,
MI_CH_Db = MI_CH_Cs,
MI_CH_D,
MI_CH_Ds,
MI_CH_Eb = MI_CH_Ds,
MI_CH_E,
MI_CH_F,
MI_CH_Fs,
MI_CH_Gb = MI_CH_Fs,
MI_CH_G,
MI_CH_Gs,
MI_CH_Ab = MI_CH_Gs,
MI_CH_A,
MI_CH_As,
MI_CH_Bb = MI_CH_As,
MI_CH_B,
// MIDI Chord Keycodes Minor
MI_CH_Cm,
MI_CH_Csm,
MI_CH_Dbm = MI_CH_Csm,
MI_CH_Dm,
MI_CH_Dsm,
MI_CH_Ebm = MI_CH_Dsm,
MI_CH_Em,
MI_CH_Fm,
MI_CH_Fsm,
MI_CH_Gbm = MI_CH_Fsm,
MI_CH_Gm,
MI_CH_Gsm,
MI_CH_Abm = MI_CH_Gsm,
MI_CH_Am,
MI_CH_Asm,
MI_CH_Bbm = MI_CH_Asm,
MI_CH_Bm,
//MIDI Chord Keycodes Dominant Seventh
MI_CH_CDom7,
MI_CH_CsDom7,
MI_CH_DbDom7 = MI_CH_CsDom7,
MI_CH_DDom7,
MI_CH_DsDom7,
MI_CH_EbDom7 = MI_CH_DsDom7,
MI_CH_EDom7,
MI_CH_FDom7,
MI_CH_FsDom7,
MI_CH_GbDom7 = MI_CH_FsDom7,
MI_CH_GDom7,
MI_CH_GsDom7,
MI_CH_AbDom7 = MI_CH_GsDom7,
MI_CH_ADom7,
MI_CH_AsDom7,
MI_CH_BbDom7 = MI_CH_AsDom7,
MI_CH_BDom7,
// MIDI Chord Keycodes Diminished Seventh
MI_CH_CDim7,
MI_CH_CsDim7,
MI_CH_DbDim7 = MI_CH_CsDim7,
MI_CH_DDim7,
MI_CH_DsDim7,
MI_CH_EbDim7 = MI_CH_DsDim7,
MI_CH_EDim7,
MI_CH_FDim7,
MI_CH_FsDim7,
MI_CH_GbDim7 = MI_CH_FsDim7,
MI_CH_GDim7,
MI_CH_GsDim7,
MI_CH_AbDim7 = MI_CH_GsDim7,
MI_CH_ADim7,
MI_CH_AsDim7,
MI_CH_BbDim7 = MI_CH_AsDim7,
MI_CH_BDim7,
MY_CHORD_MAX = MI_CH_BDim7,
VERSION = USER00
};
#define MY_CHORD_COUNT (MY_CHORD_MAX - MY_CHORD_MIN + 1)
static uint8_t chord_status[MY_CHORD_COUNT];
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* C-system Base */
[_C_SYSTEM_BASE] = LAYOUT(
MI_CH_Dbr, MI_CH_Abr, MI_CH_Ebr, MI_CH_Bbr, MI_CH_Fr, MI_CH_Cr, MI_CH_Gr, MI_CH_Dr, MI_CH_Ar, MI_CH_Er, MI_CH_Br, MI_CH_Fsr,
MI_CH_Db, MI_CH_Ab, MI_CH_Eb, MI_CH_Bb, MI_CH_F, MI_CH_C, MI_CH_G, MI_CH_D, MI_CH_A, MI_CH_E, MI_CH_B, MI_CH_Fs,
MI_CH_Dbm, MI_CH_Abm, MI_CH_Ebm, MI_CH_Bbm, MI_CH_Fm, MI_CH_Cm, MI_CH_Gm, MI_CH_Dm, MI_CH_Am, MI_CH_Em, MI_CH_Bm, MI_CH_Fsm,
MI_CH_DbDom7, MI_CH_AbDom7, MI_CH_EbDom7, MI_CH_BbDom7, MI_CH_FDom7, MI_CH_CDom7, MI_CH_GDom7, MI_CH_DDom7, MI_CH_ADom7, MI_CH_EDom7, MI_CH_BDom7, MI_CH_FsDom7,
MI_CH_DbDim7, MI_CH_AbDim7, MI_CH_EbDim7, MI_CH_BbDim7, MI_CH_FDim7, MI_CH_CDim7, MI_CH_GDim7, MI_CH_DDim7, MI_CH_ADim7, MI_CH_EDim7, MI_CH_BDim7, MI_CH_FsDim7,
MI_Fs_2,
MI_Ab_2, MI_B_2, MI_D_3, MI_F_3, MI_Ab_3, MI_B_3, MI_D_4, MI_F_4, MI_Ab_4, MI_B_4, MI_D_5, MI_F_5, FN_MUTE,
MI_G_2, MI_Bb_2, MI_Db_3, MI_E_3, MI_G_3, MI_Bb_3, MI_Db_4, MI_E_4, MI_G_4, MI_Bb_4, MI_Db_5, MI_E_5, MI_G_5,
MI_A_2, MI_C_3, MI_Eb_3, MI_Fs_3, MI_A_3, MI_C_4, MI_Eb_4, MI_Fs_4, MI_A_4, MI_C_5, MI_Eb_5, MI_Fs_5
),
/* QWERTY */
[_QWERTY] = LAYOUT_wrapper(
KC_GESC, _________________NUMBER_L__________________, _________________NUMBER_R__________________, KC_BSPC,
KC_TAB, _________________QWERTY_L1_________________, _________________QWERTY_R1_________________, KC_DEL,
KC_CAPS, _________________QWERTY_L2_________________, _________________QWERTY_R2_________________, KC_ENT,
KC_LSFT, _________________QWERTY_L3_________________, _________________QWERTY_R3_________________, KC_RSFT,
KC_LCTL, KC_LGUI, KC_LALT, KC_LNG2, KC_SPC, KC_SPC, KC_SPC, KC_SPC, KC_LNG1, KC_RALT, KC_RGUI, KC_RCTRL,
KC_GESC,
_________________QWERTY_L1_________________, _________________QWERTY_R1_________________, KC_MINS, KC_BSPC, _______,
KC_LCTL, _________________QWERTY_L2_________________, _________________QWERTY_R2_________________, KC_QUOT, KC_ENT,
KC_LALT, _________________QWERTY_L3_________________, KC_N, KC_M, KC_COMM, KC_DOT, KC_SPC, KC_RSFT
),
/* Fn */
[_FN] = LAYOUT(
DFCBASE, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
DF_QWER, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
_______,
XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, VERSION, XXXXXXX, _______,
DFCBASE, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
DF_QWER, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX
)
};
#if defined(ENCODER_MAP_ENABLE)
const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
[_C_SYSTEM_BASE] = { ENCODER_CCW_CW(KC_VOLD, KC_VOLU) },
[_QWERTY] = { ENCODER_CCW_CW(_______, _______) },
[_FN] = { ENCODER_CCW_CW(_______, _______) },
};
#endif
void keyboard_post_init_user(void) {
// Set otave to MI_OCT_0
midi_config.octave = MI_OCT_0 - MIDI_OCTAVE_MIN;
// avoid using 127 since it is used as a special number in some sound sources.
midi_config.velocity = MIDI_INITIAL_VELOCITY;
for (uint8_t i = 0; i < MY_CHORD_COUNT; i++) {
chord_status[i] = MIDI_INVALID_NOTE;
}
default_layer_set(1UL << _C_SYSTEM_BASE);
};
bool process_record_user(uint16_t keycode, keyrecord_t *record) {
uint16_t root_note = MIDI_INVALID_NOTE; // Starting value for the root note of each chord
uint8_t chord = keycode - MY_CHORD_MIN;
switch (keycode) {
case VERSION: // Output firmware info.
if (record->event.pressed) {
SEND_STRING(QMK_KEYBOARD ":" QMK_KEYMAP " @ " QMK_VERSION " | " QMK_BUILDDATE);
}
break;
// MIDI Chord Keycodes, on the left side.
case MI_CH_Cr ... MI_CH_Br: // Root Notes
root_note = keycode - MI_CH_Cr + MI_C_1;
my_process_midi4Bass(midi_bass_ch, record, chord_status, chord, root_note, false);
break;
case MI_CH_C ... MI_CH_B: // Major Chords
root_note = keycode - MI_CH_C + MI_C_2;
// Root, Major Third, and Fifth Notes
my_process_midi4TriadChords(midi_chord_ch, record, chord_status, chord, root_note, 0, 4, 7);
break;
case MI_CH_Cm ... MI_CH_Bm: // Minor Chord
root_note = keycode - MI_CH_Cm + MI_C_2;
// Root, Minor Third, and Fifth Notes
my_process_midi4TriadChords(midi_chord_ch, record, chord_status, chord, root_note, 0, 3, 7);
break;
case MI_CH_CDom7 ... MI_CH_BDom7: // Dominant 7th Chord
root_note = keycode - MI_CH_CDom7 + MI_C_2;
// Major Third, Major Fifth, and Minor Seventh Notes
my_process_midi4TriadChords(midi_chord_ch, record, chord_status, chord, root_note, 4, 7, 10);
break;
case MI_CH_CDim7 ... MI_CH_BDim7: // Diminished 7th Chord
root_note = keycode - MI_CH_CDim7 + MI_C_2;
// Root, Minor Third, and Diminished 5th Note
my_process_midi4TriadChords(midi_chord_ch, record, chord_status, chord, root_note, 0, 3, 6);
break;
}
return true;
}
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