* Branch point for 2020 May 30 Breaking Change * Migrate `ACTION_LAYER_TOGGLE` to `TG()` (#8954) * Migrate `ACTION_MODS_ONESHOT` to `OSM()` (#8957) * Migrate `ACTION_DEFAULT_LAYER_SET` to `DF()` (#8958) * Migrate `ACTION_LAYER_MODS` to `LM()` (#8959) * Migrate `ACTION_MODS_TAP_KEY` to `MT()` (#8968) * Convert V-USB usbdrv to a submodule (#8321) * Unify Tap Hold functions and documentation (#8348) * Changing board names to prevent confusion (#8412) * Move the Keyboardio Model01 to a keyboardio/ subdir (#8499) * Move spaceman keyboards (#8830) * Migrate miscellaneous `fn_actions` entries (#8977) * Migrate `ACTION_MODS_KEY` to chained mod keycodes (#8979) * Organizing my keyboards (plaid, tartan, ergoinu) (#8537) * Refactor Lily58 to use split_common (#6260) * Refactor zinc to use split_common (#7114) * Add a message if bin/qmk doesn't work (#9000) * Fix conflicting types for 'tfp_printf' (#8269) * Fixed RGB_DISABLE_AFTER_TIMEOUT to be seconds based & small internals cleanup (#6480) * Refactor and updates to TKC1800 code (#8472) * Switch to qmk forks for everything (#9019) * audio refactor: replace deprecated PLAY_NOTE_ARRAY (#8484) * Audio enable corrections (2/3) (#8903) * Split HHKB to ANSI and JP layouts and Add VIA support for each (#8582) * Audio enable corrections (Part 4) (#8974) * Fix typo from PR7114 (#9171) * Augment future branch Changelogs (#8978) * Revert "Branch point for 2020 May 30 Breaking Change"
		
			
				
	
	
		
			108 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			108 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Copyright 2016 Jack Humbert
 | |
|  *
 | |
|  * 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/>.
 | |
|  */
 | |
| #ifndef AUDIO_H
 | |
| #define AUDIO_H
 | |
| 
 | |
| #include <stdint.h>
 | |
| #include <stdbool.h>
 | |
| #if defined(__AVR__)
 | |
| #    include <avr/io.h>
 | |
| #endif
 | |
| #include "wait.h"
 | |
| #include "musical_notes.h"
 | |
| #include "song_list.h"
 | |
| #include "voices.h"
 | |
| #include "quantum.h"
 | |
| #include <math.h>
 | |
| 
 | |
| // Largely untested PWM audio mode (doesn't sound as good)
 | |
| // #define PWM_AUDIO
 | |
| 
 | |
| // #define VIBRATO_ENABLE
 | |
| 
 | |
| // Enable vibrato strength/amplitude - slows down ISR too much
 | |
| // #define VIBRATO_STRENGTH_ENABLE
 | |
| 
 | |
| typedef union {
 | |
|     uint8_t raw;
 | |
|     struct {
 | |
|         bool    enable : 1;
 | |
|         bool    clicky_enable : 1;
 | |
|         uint8_t level : 6;
 | |
|     };
 | |
| } audio_config_t;
 | |
| 
 | |
| bool is_audio_on(void);
 | |
| void audio_toggle(void);
 | |
| void audio_on(void);
 | |
| void audio_off(void);
 | |
| 
 | |
| // Vibrato rate functions
 | |
| 
 | |
| #ifdef VIBRATO_ENABLE
 | |
| 
 | |
| void set_vibrato_rate(float rate);
 | |
| void increase_vibrato_rate(float change);
 | |
| void decrease_vibrato_rate(float change);
 | |
| 
 | |
| #    ifdef VIBRATO_STRENGTH_ENABLE
 | |
| 
 | |
| void set_vibrato_strength(float strength);
 | |
| void increase_vibrato_strength(float change);
 | |
| void decrease_vibrato_strength(float change);
 | |
| 
 | |
| #    endif
 | |
| 
 | |
| #endif
 | |
| 
 | |
| // Polyphony functions
 | |
| 
 | |
| void set_polyphony_rate(float rate);
 | |
| void enable_polyphony(void);
 | |
| void disable_polyphony(void);
 | |
| void increase_polyphony_rate(float change);
 | |
| void decrease_polyphony_rate(float change);
 | |
| 
 | |
| void set_timbre(float timbre);
 | |
| void set_tempo(uint8_t tempo);
 | |
| 
 | |
| void increase_tempo(uint8_t tempo_change);
 | |
| void decrease_tempo(uint8_t tempo_change);
 | |
| 
 | |
| void audio_init(void);
 | |
| 
 | |
| #ifdef PWM_AUDIO
 | |
| void play_sample(uint8_t* s, uint16_t l, bool r);
 | |
| #endif
 | |
| void play_note(float freq, int vol);
 | |
| void stop_note(float freq);
 | |
| void stop_all_notes(void);
 | |
| void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat);
 | |
| 
 | |
| #define SCALE \
 | |
|     (int8_t[]) { 0 + (12 * 0), 2 + (12 * 0), 4 + (12 * 0), 5 + (12 * 0), 7 + (12 * 0), 9 + (12 * 0), 11 + (12 * 0), 0 + (12 * 1), 2 + (12 * 1), 4 + (12 * 1), 5 + (12 * 1), 7 + (12 * 1), 9 + (12 * 1), 11 + (12 * 1), 0 + (12 * 2), 2 + (12 * 2), 4 + (12 * 2), 5 + (12 * 2), 7 + (12 * 2), 9 + (12 * 2), 11 + (12 * 2), 0 + (12 * 3), 2 + (12 * 3), 4 + (12 * 3), 5 + (12 * 3), 7 + (12 * 3), 9 + (12 * 3), 11 + (12 * 3), 0 + (12 * 4), 2 + (12 * 4), 4 + (12 * 4), 5 + (12 * 4), 7 + (12 * 4), 9 + (12 * 4), 11 + (12 * 4), }
 | |
| 
 | |
| // These macros are used to allow play_notes to play an array of indeterminate
 | |
| // length. This works around the limitation of C's sizeof operation on pointers.
 | |
| // The global float array for the song must be used here.
 | |
| #define NOTE_ARRAY_SIZE(x) ((int16_t)(sizeof(x) / (sizeof(x[0]))))
 | |
| #define PLAY_SONG(note_array) play_notes(¬e_array, NOTE_ARRAY_SIZE((note_array)), false)
 | |
| #define PLAY_LOOP(note_array) play_notes(¬e_array, NOTE_ARRAY_SIZE((note_array)), true)
 | |
| 
 | |
| bool is_playing_notes(void);
 | |
| 
 | |
| #endif
 |