1 /* Copyright 2016 Jack Humbert
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 #include "process_music.h"
19 #include "process_audio.h"
21 #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
22 #include "process_midi.h"
25 #if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
27 bool music_activated = false;
28 bool midi_activated = false;
29 uint8_t music_starting_note = 0x0C;
31 uint8_t music_mode = MUSIC_MODE_CHROMATIC;
34 static bool music_sequence_recording = false;
35 static bool music_sequence_recorded = false;
36 static bool music_sequence_playing = false;
37 static uint8_t music_sequence[16] = {0};
38 static uint8_t music_sequence_count = 0;
39 static uint8_t music_sequence_position = 0;
41 static uint16_t music_sequence_timer = 0;
42 static uint16_t music_sequence_interval = 100;
46 #define MUSIC_ON_SONG SONG(MUSIC_ON_SOUND)
48 #ifndef MUSIC_OFF_SONG
49 #define MUSIC_OFF_SONG SONG(MUSIC_OFF_SOUND)
52 #define MIDI_ON_SONG SONG(MUSIC_ON_SOUND)
55 #define MIDI_OFF_SONG SONG(MUSIC_OFF_SOUND)
57 #ifndef CHROMATIC_SONG
58 #define CHROMATIC_SONG SONG(CHROMATIC_SOUND)
61 #define GUITAR_SONG SONG(GUITAR_SOUND)
64 #define VIOLIN_SONG SONG(VIOLIN_SOUND)
67 #define MAJOR_SONG SONG(MAJOR_SOUND)
69 float music_mode_songs[NUMBER_OF_MODES][5][2] = {
75 float music_on_song[][2] = MUSIC_ON_SONG;
76 float music_off_song[][2] = MUSIC_OFF_SONG;
77 float midi_on_song[][2] = MIDI_ON_SONG;
78 float midi_off_song[][2] = MIDI_OFF_SONG;
82 #define MUSIC_MASK keycode < 0xFF
85 static void music_noteon(uint8_t note) {
88 process_audio_noteon(note);
90 #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
92 process_midi_basic_noteon(note);
96 static void music_noteoff(uint8_t note) {
99 process_audio_noteoff(note);
101 #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
103 process_midi_basic_noteoff(note);
107 void music_all_notes_off(void) {
110 process_audio_all_notes_off();
112 #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
114 process_midi_all_notes_off();
118 bool process_music(uint16_t keycode, keyrecord_t *record) {
120 if (keycode == MU_ON && record->event.pressed) {
125 if (keycode == MU_OFF && record->event.pressed) {
130 if (keycode == MU_TOG && record->event.pressed) {
131 if (music_activated) {
139 if (keycode == MI_ON && record->event.pressed) {
144 if (keycode == MI_OFF && record->event.pressed) {
149 if (keycode == MI_TOG && record->event.pressed) {
150 if (midi_activated) {
158 if (keycode == MU_MOD && record->event.pressed) {
163 if (music_activated || midi_activated) {
164 if (record->event.pressed) {
165 if (keycode == KC_LCTL) { // Start recording
166 music_all_notes_off();
167 music_sequence_recording = true;
168 music_sequence_recorded = false;
169 music_sequence_playing = false;
170 music_sequence_count = 0;
174 if (keycode == KC_LALT) { // Stop recording/playing
175 music_all_notes_off();
176 if (music_sequence_recording) { // was recording
177 music_sequence_recorded = true;
179 music_sequence_recording = false;
180 music_sequence_playing = false;
184 if (keycode == KC_LGUI && music_sequence_recorded) { // Start playing
185 music_all_notes_off();
186 music_sequence_recording = false;
187 music_sequence_playing = true;
188 music_sequence_position = 0;
189 music_sequence_timer = 0;
193 if (keycode == KC_UP) {
194 music_sequence_interval-=10;
198 if (keycode == KC_DOWN) {
199 music_sequence_interval+=10;
205 if (music_mode == MUSIC_MODE_CHROMATIC)
206 note = (music_starting_note + record->event.key.col + music_offset - 3)+12*(MATRIX_ROWS - record->event.key.row);
207 else if (music_mode == MUSIC_MODE_GUITAR)
208 note = (music_starting_note + record->event.key.col + music_offset + 32)+5*(MATRIX_ROWS - record->event.key.row);
209 else if (music_mode == MUSIC_MODE_VIOLIN)
210 note = (music_starting_note + record->event.key.col + music_offset + 32)+7*(MATRIX_ROWS - record->event.key.row);
211 else if (music_mode == MUSIC_MODE_MAJOR)
212 note = (music_starting_note + SCALE[record->event.key.col + music_offset] - 3)+12*(MATRIX_ROWS - record->event.key.row);
214 note = music_starting_note;
216 if (record->event.pressed) {
218 if (music_sequence_recording) {
219 music_sequence[music_sequence_count] = note;
220 music_sequence_count++;
233 bool is_music_on(void) {
234 return (music_activated != 0);
237 void music_toggle(void) {
238 if (!music_activated) {
245 void music_on(void) {
248 PLAY_SONG(music_on_song);
253 void music_off(void) {
254 music_all_notes_off();
257 PLAY_SONG(music_off_song);
261 bool is_midi_on(void) {
262 return (midi_activated != 0);
265 void midi_toggle(void) {
266 if (!midi_activated) {
276 PLAY_SONG(midi_on_song);
281 void midi_off(void) {
282 #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
283 process_midi_all_notes_off();
287 PLAY_SONG(midi_off_song);
291 void music_mode_cycle(void) {
292 music_all_notes_off();
293 music_mode = (music_mode + 1) % NUMBER_OF_MODES;
295 PLAY_SONG(music_mode_songs[music_mode]);
299 void matrix_scan_music(void) {
300 if (music_sequence_playing) {
301 if ((music_sequence_timer == 0) || (timer_elapsed(music_sequence_timer) > music_sequence_interval)) {
302 music_sequence_timer = timer_read();
303 uint8_t prev_note = music_sequence[(music_sequence_position - 1 < 0)?(music_sequence_position - 1 + music_sequence_count):(music_sequence_position - 1)];
304 uint8_t next_note = music_sequence[music_sequence_position];
305 music_noteoff(prev_note);
306 music_noteon(next_note);
307 music_sequence_position = (music_sequence_position + 1) % music_sequence_count;
312 __attribute__ ((weak))
313 void music_on_user() {}
315 __attribute__ ((weak))
316 void midi_on_user() {}
318 __attribute__ ((weak))
319 void music_scale_user() {}
321 #endif // defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))