mirror of
https://github.com/Keychron/qmk_firmware.git
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fced377ac0
* 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
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef AUDIO_H
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#define AUDIO_H
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#include <stdint.h>
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#include <stdbool.h>
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#if defined(__AVR__)
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# include <avr/io.h>
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#endif
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#include "wait.h"
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#include "musical_notes.h"
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#include "song_list.h"
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#include "voices.h"
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#include "quantum.h"
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#include <math.h>
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// Largely untested PWM audio mode (doesn't sound as good)
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// #define PWM_AUDIO
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// #define VIBRATO_ENABLE
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// Enable vibrato strength/amplitude - slows down ISR too much
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// #define VIBRATO_STRENGTH_ENABLE
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typedef union {
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uint8_t raw;
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struct {
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bool enable : 1;
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bool clicky_enable : 1;
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uint8_t level : 6;
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};
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} audio_config_t;
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bool is_audio_on(void);
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void audio_toggle(void);
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void audio_on(void);
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void audio_off(void);
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// Vibrato rate functions
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#ifdef VIBRATO_ENABLE
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void set_vibrato_rate(float rate);
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void increase_vibrato_rate(float change);
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void decrease_vibrato_rate(float change);
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# ifdef VIBRATO_STRENGTH_ENABLE
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void set_vibrato_strength(float strength);
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void increase_vibrato_strength(float change);
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void decrease_vibrato_strength(float change);
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# endif
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#endif
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// Polyphony functions
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void set_polyphony_rate(float rate);
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void enable_polyphony(void);
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void disable_polyphony(void);
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void increase_polyphony_rate(float change);
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void decrease_polyphony_rate(float change);
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void set_timbre(float timbre);
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void set_tempo(uint8_t tempo);
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void increase_tempo(uint8_t tempo_change);
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void decrease_tempo(uint8_t tempo_change);
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void audio_init(void);
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#ifdef PWM_AUDIO
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void play_sample(uint8_t* s, uint16_t l, bool r);
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#endif
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void play_note(float freq, int vol);
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void stop_note(float freq);
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void stop_all_notes(void);
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void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat);
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#define SCALE \
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(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), }
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// These macros are used to allow play_notes to play an array of indeterminate
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// length. This works around the limitation of C's sizeof operation on pointers.
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// The global float array for the song must be used here.
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#define NOTE_ARRAY_SIZE(x) ((int16_t)(sizeof(x) / (sizeof(x[0]))))
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#define PLAY_SONG(note_array) play_notes(¬e_array, NOTE_ARRAY_SIZE((note_array)), false)
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#define PLAY_LOOP(note_array) play_notes(¬e_array, NOTE_ARRAY_SIZE((note_array)), true)
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bool is_playing_notes(void);
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#endif
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