From 73228f5e5d1d4cd31a46e5e93aa893a8f727e3b9 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Thu, 21 Apr 2016 00:37:45 -0400 Subject: restructures audio, begins voicing --- quantum/audio/audio.c | 607 ++++++++++++++++++++++++++++++++++++++++++ quantum/audio/audio.h | 89 +++++++ quantum/audio/musical_notes.h | 217 +++++++++++++++ quantum/audio/song_list.h | 117 ++++++++ quantum/audio/vibrato_lut.h | 28 ++ quantum/audio/voices.c | 60 +++++ quantum/audio/voices.h | 21 ++ quantum/audio/wave.h | 265 ++++++++++++++++++ 8 files changed, 1404 insertions(+) create mode 100644 quantum/audio/audio.c create mode 100644 quantum/audio/audio.h create mode 100644 quantum/audio/musical_notes.h create mode 100644 quantum/audio/song_list.h create mode 100644 quantum/audio/vibrato_lut.h create mode 100644 quantum/audio/voices.c create mode 100644 quantum/audio/voices.h create mode 100644 quantum/audio/wave.h (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c new file mode 100644 index 000000000..3225557ba --- /dev/null +++ b/quantum/audio/audio.c @@ -0,0 +1,607 @@ +#include +#include +#include +#include +#include +#include +#include "print.h" +#include "audio.h" +#include "keymap_common.h" + +#include "eeconfig.h" + +#ifdef VIBRATO_ENABLE + #include "vibrato_lut.h" +#endif + +#define PI 3.14159265 + +#define CPU_PRESCALER 8 + +#ifdef PWM_AUDIO + #include "wave.h" + #define SAMPLE_DIVIDER 39 + #define SAMPLE_RATE (2000000.0/SAMPLE_DIVIDER/2048) + // Resistor value of 1/ (2 * PI * 10nF * (2000000 hertz / SAMPLE_DIVIDER / 10)) for 10nF cap + + float places[8] = {0, 0, 0, 0, 0, 0, 0, 0}; + uint16_t place_int = 0; + bool repeat = true; +#endif + +void delay_us(int count) { + while(count--) { + _delay_us(1); + } +} + +int voices = 0; +int voice_place = 0; +float frequency = 0; +int volume = 0; +long position = 0; + +float frequencies[8] = {0, 0, 0, 0, 0, 0, 0, 0}; +int volumes[8] = {0, 0, 0, 0, 0, 0, 0, 0}; +bool sliding = false; + +int max = 0xFF; +float sum = 0; +float place = 0; + +uint8_t * sample; +uint16_t sample_length = 0; +// float freq = 0; + +bool notes = false; +bool note = false; +float note_frequency = 0; +float note_length = 0; +float note_tempo = TEMPO_DEFAULT; +float note_timbre = TIMBRE_DEFAULT; +uint16_t note_position = 0; +float (* notes_pointer)[][2]; +uint16_t notes_count; +bool notes_repeat; +float notes_rest; +bool note_resting = false; + +uint8_t current_note = 0; +uint8_t rest_counter = 0; + +#ifdef VIBRATO_ENABLE +float vibrato_counter = 0; +float vibrato_strength = .5; +float vibrato_rate = 0.125; +#endif + +float polyphony_rate = 0; + +bool inited = false; + +audio_config_t audio_config; + +uint16_t envelope_index = 0; + +void audio_toggle(void) { + audio_config.enable ^= 1; + eeconfig_write_audio(audio_config.raw); +} + +void audio_on(void) { + audio_config.enable = 1; + eeconfig_write_audio(audio_config.raw); +} + +void audio_off(void) { + audio_config.enable = 0; + eeconfig_write_audio(audio_config.raw); +} + +#ifdef VIBRATO_ENABLE +// Vibrato rate functions + +void set_vibrato_rate(float rate) { + vibrato_rate = rate; +} + +void increase_vibrato_rate(float change) { + vibrato_rate *= change; +} + +void decrease_vibrato_rate(float change) { + vibrato_rate /= change; +} + +#ifdef VIBRATO_STRENGTH_ENABLE + +void set_vibrato_strength(float strength) { + vibrato_strength = strength; +} + +void increase_vibrato_strength(float change) { + vibrato_strength *= change; +} + +void decrease_vibrato_strength(float change) { + vibrato_strength /= change; +} + +#endif + +#endif + +// Polyphony functions + +void set_polyphony_rate(float rate) { + polyphony_rate = rate; +} + +void enable_polyphony() { + polyphony_rate = 5; +} + +void disable_polyphony() { + polyphony_rate = 0; +} + +void increase_polyphony_rate(float change) { + polyphony_rate *= change; +} + +void decrease_polyphony_rate(float change) { + polyphony_rate /= change; +} + +// Timbre function + +void set_timbre(float timbre) { + note_timbre = timbre; +} + +// Tempo functions + +void set_tempo(float tempo) { + note_tempo = tempo; +} + +void decrease_tempo(uint8_t tempo_change) { + note_tempo += (float) tempo_change; +} + +void increase_tempo(uint8_t tempo_change) { + if (note_tempo - (float) tempo_change < 10) { + note_tempo = 10; + } else { + note_tempo -= (float) tempo_change; + } +} + +void audio_init() { + + /* check signature */ + if (!eeconfig_is_enabled()) { + eeconfig_init(); + } + audio_config.raw = eeconfig_read_audio(); + + #ifdef PWM_AUDIO + PLLFRQ = _BV(PDIV2); + PLLCSR = _BV(PLLE); + while(!(PLLCSR & _BV(PLOCK))); + PLLFRQ |= _BV(PLLTM0); /* PCK 48MHz */ + + /* Init a fast PWM on Timer4 */ + TCCR4A = _BV(COM4A0) | _BV(PWM4A); /* Clear OC4A on Compare Match */ + TCCR4B = _BV(CS40); /* No prescaling => f = PCK/256 = 187500Hz */ + OCR4A = 0; + + /* Enable the OC4A output */ + DDRC |= _BV(PORTC6); + + TIMSK3 &= ~_BV(OCIE3A); // Turn off 3A interputs + + TCCR3A = 0x0; // Options not needed + TCCR3B = _BV(CS31) | _BV(CS30) | _BV(WGM32); // 64th prescaling and CTC + OCR3A = SAMPLE_DIVIDER - 1; // Correct count/compare, related to sample playback + #else + DDRC |= _BV(PORTC6); + + TIMSK3 &= ~_BV(OCIE3A); // Turn off 3A interputs + + TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); + TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); + #endif + + inited = true; +} + +void stop_all_notes() { + if (!inited) { + audio_init(); + } + voices = 0; + #ifdef PWM_AUDIO + TIMSK3 &= ~_BV(OCIE3A); + #else + TIMSK3 &= ~_BV(OCIE3A); + TCCR3A &= ~_BV(COM3A1); + #endif + notes = false; + note = false; + frequency = 0; + volume = 0; + + for (int i = 0; i < 8; i++) { + frequencies[i] = 0; + volumes[i] = 0; + } +} + +void stop_note(float freq) { + if (note) { + if (!inited) { + audio_init(); + } + #ifdef PWM_AUDIO + freq = freq / SAMPLE_RATE; + #endif + for (int i = 7; i >= 0; i--) { + if (frequencies[i] == freq) { + frequencies[i] = 0; + volumes[i] = 0; + for (int j = i; (j < 7); j++) { + frequencies[j] = frequencies[j+1]; + frequencies[j+1] = 0; + volumes[j] = volumes[j+1]; + volumes[j+1] = 0; + } + break; + } + } + voices--; + if (voices < 0) + voices = 0; + if (voice_place >= voices) { + voice_place = 0; + } + if (voices == 0) { + #ifdef PWM_AUDIO + TIMSK3 &= ~_BV(OCIE3A); + #else + TIMSK3 &= ~_BV(OCIE3A); + TCCR3A &= ~_BV(COM3A1); + #endif + frequency = 0; + volume = 0; + note = false; + } + } +} + +#ifdef VIBRATO_ENABLE + +float mod(float a, int b) +{ + float r = fmod(a, b); + return r < 0 ? r + b : r; +} + +float vibrato(float average_freq) { + #ifdef VIBRATO_STRENGTH_ENABLE + float vibrated_freq = average_freq * pow(VIBRATO_LUT[(int)vibrato_counter], vibrato_strength); + #else + float vibrated_freq = average_freq * VIBRATO_LUT[(int)vibrato_counter]; + #endif + vibrato_counter = mod((vibrato_counter + vibrato_rate * (1.0 + 440.0/average_freq)), VIBRATO_LUT_LENGTH); + return vibrated_freq; +} + +#endif + +ISR(TIMER3_COMPA_vect) { + if (note) { + #ifdef PWM_AUDIO + if (voices == 1) { + // SINE + OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]) >> 2; + + // SQUARE + // if (((int)place) >= 1024){ + // OCR4A = 0xFF >> 2; + // } else { + // OCR4A = 0x00; + // } + + // SAWTOOTH + // OCR4A = (int)place / 4; + + // TRIANGLE + // if (((int)place) >= 1024) { + // OCR4A = (int)place / 2; + // } else { + // OCR4A = 2048 - (int)place / 2; + // } + + place += frequency; + + if (place >= SINE_LENGTH) + place -= SINE_LENGTH; + + } else { + int sum = 0; + for (int i = 0; i < voices; i++) { + // SINE + sum += pgm_read_byte(&sinewave[(uint16_t)places[i]]) >> 2; + + // SQUARE + // if (((int)places[i]) >= 1024){ + // sum += 0xFF >> 2; + // } else { + // sum += 0x00; + // } + + places[i] += frequencies[i]; + + if (places[i] >= SINE_LENGTH) + places[i] -= SINE_LENGTH; + } + OCR4A = sum; + } + #else + if (voices > 0) { + float freq; + if (polyphony_rate > 0) { + if (voices > 1) { + voice_place %= voices; + if (place++ > (frequencies[voice_place] / polyphony_rate / CPU_PRESCALER)) { + voice_place = (voice_place + 1) % voices; + place = 0.0; + } + } + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(frequencies[voice_place]); + } else { + #else + { + #endif + freq = frequencies[voice_place]; + } + } else { + if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) { + frequency = frequency * pow(2, 440/frequency/12/2); + } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) { + frequency = frequency * pow(2, -440/frequency/12/2); + } else { + frequency = frequencies[voices - 1]; + } + + + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(frequency); + } else { + #else + { + #endif + freq = frequency; + } + } + + if (envelope_index < 65535) { + envelope_index++; + } + freq = voice_envelope(freq); + + if (freq < 30.517578125) + freq = 30.52; + ICR3 = (int)(((double)F_CPU) / (freq * CPU_PRESCALER)); // Set max to the period + OCR3A = (int)((((double)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); // Set compare to half the period + } + #endif + } + + // SAMPLE + // OCR4A = pgm_read_byte(&sample[(uint16_t)place_int]); + + // place_int++; + + // if (place_int >= sample_length) + // if (repeat) + // place_int -= sample_length; + // else + // TIMSK3 &= ~_BV(OCIE3A); + + + if (notes) { + #ifdef PWM_AUDIO + OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]) >> 0; + + place += note_frequency; + if (place >= SINE_LENGTH) + place -= SINE_LENGTH; + #else + if (note_frequency > 0) { + float freq; + + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(note_frequency); + } else { + #else + { + #endif + freq = note_frequency; + } + + if (envelope_index < 65535) { + envelope_index++; + } + freq = voice_envelope(freq); + + ICR3 = (int)(((double)F_CPU) / (freq * CPU_PRESCALER)); // Set max to the period + OCR3A = (int)((((double)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); // Set compare to half the period + } else { + ICR3 = 0; + OCR3A = 0; + } + #endif + + + note_position++; + bool end_of_note = false; + if (ICR3 > 0) + end_of_note = (note_position >= (note_length / ICR3 * 0xFFFF)); + else + end_of_note = (note_position >= (note_length * 0x7FF)); + if (end_of_note) { + current_note++; + if (current_note >= notes_count) { + if (notes_repeat) { + current_note = 0; + } else { + #ifdef PWM_AUDIO + TIMSK3 &= ~_BV(OCIE3A); + #else + TIMSK3 &= ~_BV(OCIE3A); + TCCR3A &= ~_BV(COM3A1); + #endif + notes = false; + return; + } + } + if (!note_resting && (notes_rest > 0)) { + note_resting = true; + note_frequency = 0; + note_length = notes_rest; + current_note--; + } else { + note_resting = false; + #ifdef PWM_AUDIO + note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; + note_length = (*notes_pointer)[current_note][1] * (note_tempo / 100); + #else + envelope_index = 0; + note_frequency = (*notes_pointer)[current_note][0]; + note_length = ((*notes_pointer)[current_note][1] / 4) * (note_tempo / 100); + #endif + } + note_position = 0; + } + + } + + if (!audio_config.enable) { + notes = false; + note = false; + } +} + +void play_note(float freq, int vol) { + + if (!inited) { + audio_init(); + } + +if (audio_config.enable && voices < 8) { + TIMSK3 &= ~_BV(OCIE3A); + // Cancel notes if notes are playing + if (notes) + stop_all_notes(); + note = true; + envelope_index = 0; + #ifdef PWM_AUDIO + freq = freq / SAMPLE_RATE; + #endif + if (freq > 0) { + frequencies[voices] = freq; + volumes[voices] = vol; + voices++; + } + + #ifdef PWM_AUDIO + TIMSK3 |= _BV(OCIE3A); + #else + TIMSK3 |= _BV(OCIE3A); + TCCR3A |= _BV(COM3A1); + #endif +} + +} + +void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) { + + if (!inited) { + audio_init(); + } + +if (audio_config.enable) { + TIMSK3 &= ~_BV(OCIE3A); + // Cancel note if a note is playing + if (note) + stop_all_notes(); + notes = true; + + notes_pointer = np; + notes_count = n_count; + notes_repeat = n_repeat; + notes_rest = n_rest; + + place = 0; + current_note = 0; + #ifdef PWM_AUDIO + note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; + note_length = (*notes_pointer)[current_note][1] * (note_tempo / 100); + #else + note_frequency = (*notes_pointer)[current_note][0]; + note_length = ((*notes_pointer)[current_note][1] / 4) * (note_tempo / 100); + #endif + note_position = 0; + + + #ifdef PWM_AUDIO + TIMSK3 |= _BV(OCIE3A); + #else + TIMSK3 |= _BV(OCIE3A); + TCCR3A |= _BV(COM3A1); + #endif +} + +} + +#ifdef PWM_AUDIO +void play_sample(uint8_t * s, uint16_t l, bool r) { + if (!inited) { + audio_init(); + } + + if (audio_config.enable) { + TIMSK3 &= ~_BV(OCIE3A); + stop_all_notes(); + place_int = 0; + sample = s; + sample_length = l; + repeat = r; + + TIMSK3 |= _BV(OCIE3A); + } +} +#endif + +//------------------------------------------------------------------------------ +// Override these functions in your keymap file to play different tunes on +// startup and bootloader jump +__attribute__ ((weak)) +void play_startup_tone() +{ +} + + + +__attribute__ ((weak)) +void play_goodbye_tone() +{ + +} +//------------------------------------------------------------------------------ diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h new file mode 100644 index 000000000..d1ccfdb82 --- /dev/null +++ b/quantum/audio/audio.h @@ -0,0 +1,89 @@ +#include +#include +#include +#include +#include "musical_notes.h" +#include "song_list.h" +#include "voices.h" + +#ifndef AUDIO_H +#define AUDIO_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; + uint8_t level :7; + }; +} audio_config_t; + +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 disable_polyphony(); +void increase_polyphony_rate(float change); +void decrease_polyphony_rate(float change); + +void set_timbre(float timbre); +void set_tempo(float tempo); + +void increase_tempo(uint8_t tempo_change); +void decrease_tempo(uint8_t tempo_change); + +void audio_init(); + +#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, float n_rest); + +#define SCALE (int []){ 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_NOTE_ARRAY(note_array, note_repeat, note_rest_style) play_notes(¬e_array, NOTE_ARRAY_SIZE((note_array)), (note_repeat), (note_rest_style)); + +void play_goodbye_tone(void); +void play_startup_tone(void); + +#endif \ No newline at end of file diff --git a/quantum/audio/musical_notes.h b/quantum/audio/musical_notes.h new file mode 100644 index 000000000..b08d16a6f --- /dev/null +++ b/quantum/audio/musical_notes.h @@ -0,0 +1,217 @@ +#ifndef MUSICAL_NOTES_H +#define MUSICAL_NOTES_H + +// Tempo Placeholder +#define TEMPO_DEFAULT 100 + + +#define SONG(notes...) { notes } + + +// Note Types +#define MUSICAL_NOTE(note, duration) {(NOTE##note), duration} +#define WHOLE_NOTE(note) MUSICAL_NOTE(note, 64) +#define HALF_NOTE(note) MUSICAL_NOTE(note, 32) +#define QUARTER_NOTE(note) MUSICAL_NOTE(note, 16) +#define EIGHTH_NOTE(note) MUSICAL_NOTE(note, 8) +#define SIXTEENTH_NOTE(note) MUSICAL_NOTE(note, 4) + +#define WHOLE_DOT_NOTE(note) MUSICAL_NOTE(note, 64+32) +#define HALF_DOT_NOTE(note) MUSICAL_NOTE(note, 32+16) +#define QUARTER_DOT_NOTE(note) MUSICAL_NOTE(note, 16+8) +#define EIGHTH_DOT_NOTE(note) MUSICAL_NOTE(note, 8+4) +#define SIXTEENTH_DOT_NOTE(note) MUSICAL_NOTE(note, 4+2) + +// Note Type Shortcuts +#define M__NOTE(note, duration) MUSICAL_NOTE(note, duration) +#define W__NOTE(n) WHOLE_NOTE(n) +#define H__NOTE(n) HALF_NOTE(n) +#define Q__NOTE(n) QUARTER_NOTE(n) +#define E__NOTE(n) EIGHTH_NOTE(n) +#define S__NOTE(n) SIXTEENTH_NOTE(n) +#define WD_NOTE(n) WHOLE_DOT_NOTE(n) +#define HD_NOTE(n) HALF_DOT_NOTE(n) +#define QD_NOTE(n) QUARTER_DOT_NOTE(n) +#define ED_NOTE(n) EIGHTH_DOT_NOTE(n) +#define SD_NOTE(n) SIXTEENTH_DOT_NOTE(n) + +// Note Styles +// Staccato makes sure there is a rest between each note. Think: TA TA TA +// Legato makes notes flow together. Think: TAAA +#define STACCATO 0.01 +#define LEGATO 0 + +// Note Timbre +// Changes how the notes sound +#define TIMBRE_12 0.125 +#define TIMBRE_25 0.250 +#define TIMBRE_50 0.500 +#define TIMBRE_75 0.750 +#define TIMBRE_DEFAULT TIMBRE_50 + + +// Notes - # = Octave + +#define NOTE_REST 0.00 + +/* These notes are currently bugged +#define NOTE_C0 16.35 +#define NOTE_CS0 17.32 +#define NOTE_D0 18.35 +#define NOTE_DS0 19.45 +#define NOTE_E0 20.60 +#define NOTE_F0 21.83 +#define NOTE_FS0 23.12 +#define NOTE_G0 24.50 +#define NOTE_GS0 25.96 +#define NOTE_A0 27.50 +#define NOTE_AS0 29.14 +#define NOTE_B0 30.87 +#define NOTE_C1 32.70 +#define NOTE_CS1 34.65 +#define NOTE_D1 36.71 +#define NOTE_DS1 38.89 +#define NOTE_E1 41.20 +#define NOTE_F1 43.65 +#define NOTE_FS1 46.25 +#define NOTE_G1 49.00 +#define NOTE_GS1 51.91 +#define NOTE_A1 55.00 +#define NOTE_AS1 58.27 +*/ + +#define NOTE_B1 61.74 +#define NOTE_C2 65.41 +#define NOTE_CS2 69.30 +#define NOTE_D2 73.42 +#define NOTE_DS2 77.78 +#define NOTE_E2 82.41 +#define NOTE_F2 87.31 +#define NOTE_FS2 92.50 +#define NOTE_G2 98.00 +#define NOTE_GS2 103.83 +#define NOTE_A2 110.00 +#define NOTE_AS2 116.54 +#define NOTE_B2 123.47 +#define NOTE_C3 130.81 +#define NOTE_CS3 138.59 +#define NOTE_D3 146.83 +#define NOTE_DS3 155.56 +#define NOTE_E3 164.81 +#define NOTE_F3 174.61 +#define NOTE_FS3 185.00 +#define NOTE_G3 196.00 +#define NOTE_GS3 207.65 +#define NOTE_A3 220.00 +#define NOTE_AS3 233.08 +#define NOTE_B3 246.94 +#define NOTE_C4 261.63 +#define NOTE_CS4 277.18 +#define NOTE_D4 293.66 +#define NOTE_DS4 311.13 +#define NOTE_E4 329.63 +#define NOTE_F4 349.23 +#define NOTE_FS4 369.99 +#define NOTE_G4 392.00 +#define NOTE_GS4 415.30 +#define NOTE_A4 440.00 +#define NOTE_AS4 466.16 +#define NOTE_B4 493.88 +#define NOTE_C5 523.25 +#define NOTE_CS5 554.37 +#define NOTE_D5 587.33 +#define NOTE_DS5 622.25 +#define NOTE_E5 659.26 +#define NOTE_F5 698.46 +#define NOTE_FS5 739.99 +#define NOTE_G5 783.99 +#define NOTE_GS5 830.61 +#define NOTE_A5 880.00 +#define NOTE_AS5 932.33 +#define NOTE_B5 987.77 +#define NOTE_C6 1046.50 +#define NOTE_CS6 1108.73 +#define NOTE_D6 1174.66 +#define NOTE_DS6 1244.51 +#define NOTE_E6 1318.51 +#define NOTE_F6 1396.91 +#define NOTE_FS6 1479.98 +#define NOTE_G6 1567.98 +#define NOTE_GS6 1661.22 +#define NOTE_A6 1760.00 +#define NOTE_AS6 1864.66 +#define NOTE_B6 1975.53 +#define NOTE_C7 2093.00 +#define NOTE_CS7 2217.46 +#define NOTE_D7 2349.32 +#define NOTE_DS7 2489.02 +#define NOTE_E7 2637.02 +#define NOTE_F7 2793.83 +#define NOTE_FS7 2959.96 +#define NOTE_G7 3135.96 +#define NOTE_GS7 3322.44 +#define NOTE_A7 3520.00 +#define NOTE_AS7 3729.31 +#define NOTE_B7 3951.07 +#define NOTE_C8 4186.01 +#define NOTE_CS8 4434.92 +#define NOTE_D8 4698.64 +#define NOTE_DS8 4978.03 +#define NOTE_E8 5274.04 +#define NOTE_F8 5587.65 +#define NOTE_FS8 5919.91 +#define NOTE_G8 6271.93 +#define NOTE_GS8 6644.88 +#define NOTE_A8 7040.00 +#define NOTE_AS8 7458.62 +#define NOTE_B8 7902.13 + +// Flat Aliases +#define NOTE_DF0 NOTE_CS0 +#define NOTE_EF0 NOTE_DS0 +#define NOTE_GF0 NOTE_FS0 +#define NOTE_AF0 NOTE_GS0 +#define NOTE_BF0 NOTE_AS0 +#define NOTE_DF1 NOTE_CS1 +#define NOTE_EF1 NOTE_DS1 +#define NOTE_GF1 NOTE_FS1 +#define NOTE_AF1 NOTE_GS1 +#define NOTE_BF1 NOTE_AS1 +#define NOTE_DF2 NOTE_CS2 +#define NOTE_EF2 NOTE_DS2 +#define NOTE_GF2 NOTE_FS2 +#define NOTE_AF2 NOTE_GS2 +#define NOTE_BF2 NOTE_AS2 +#define NOTE_DF3 NOTE_CS3 +#define NOTE_EF3 NOTE_DS3 +#define NOTE_GF3 NOTE_FS3 +#define NOTE_AF3 NOTE_GS3 +#define NOTE_BF3 NOTE_AS3 +#define NOTE_DF4 NOTE_CS4 +#define NOTE_EF4 NOTE_DS4 +#define NOTE_GF4 NOTE_FS4 +#define NOTE_AF4 NOTE_GS4 +#define NOTE_BF4 NOTE_AS4 +#define NOTE_DF5 NOTE_CS5 +#define NOTE_EF5 NOTE_DS5 +#define NOTE_GF5 NOTE_FS5 +#define NOTE_AF5 NOTE_GS5 +#define NOTE_BF5 NOTE_AS5 +#define NOTE_DF6 NOTE_CS6 +#define NOTE_EF6 NOTE_DS6 +#define NOTE_GF6 NOTE_FS6 +#define NOTE_AF6 NOTE_GS6 +#define NOTE_BF6 NOTE_AS6 +#define NOTE_DF7 NOTE_CS7 +#define NOTE_EF7 NOTE_DS7 +#define NOTE_GF7 NOTE_FS7 +#define NOTE_AF7 NOTE_GS7 +#define NOTE_BF7 NOTE_AS7 +#define NOTE_DF8 NOTE_CS8 +#define NOTE_EF8 NOTE_DS8 +#define NOTE_GF8 NOTE_FS8 +#define NOTE_AF8 NOTE_GS8 +#define NOTE_BF8 NOTE_AS8 + + +#endif \ No newline at end of file diff --git a/quantum/audio/song_list.h b/quantum/audio/song_list.h new file mode 100644 index 000000000..fc6fcdeef --- /dev/null +++ b/quantum/audio/song_list.h @@ -0,0 +1,117 @@ +#include "musical_notes.h" + +#ifndef SONG_LIST_H +#define SONG_LIST_H + +#define ODE_TO_JOY \ + Q__NOTE(_E4), Q__NOTE(_E4), Q__NOTE(_F4), Q__NOTE(_G4), \ + Q__NOTE(_G4), Q__NOTE(_F4), Q__NOTE(_E4), Q__NOTE(_D4), \ + Q__NOTE(_C4), Q__NOTE(_C4), Q__NOTE(_D4), Q__NOTE(_E4), \ + QD_NOTE(_E4), E__NOTE(_D4), H__NOTE(_D4), + +#define ROCK_A_BYE_BABY \ + QD_NOTE(_B4), E__NOTE(_D4), Q__NOTE(_B5), \ + H__NOTE(_A5), Q__NOTE(_G5), \ + QD_NOTE(_B4), E__NOTE(_D5), Q__NOTE(_G5), \ + H__NOTE(_FS5), + +#define CLOSE_ENCOUNTERS_5_NOTE \ + Q__NOTE(_D5), \ + Q__NOTE(_E5), \ + Q__NOTE(_C5), \ + Q__NOTE(_C4), \ + Q__NOTE(_G4), + +#define DOE_A_DEER \ + QD_NOTE(_C4), E__NOTE(_D4), \ + QD_NOTE(_E4), E__NOTE(_C4), \ + Q__NOTE(_E4), Q__NOTE(_C4), \ + Q__NOTE(_E4), + +#define GOODBYE_SOUND \ + E__NOTE(_E7), \ + E__NOTE(_A6), \ + ED_NOTE(_E6), + +#define STARTUP_SOUND \ + ED_NOTE(_E7 ), \ + E__NOTE(_CS7), \ + E__NOTE(_E6 ), \ + E__NOTE(_A6 ), \ + M__NOTE(_CS7, 20), + +#define QWERTY_SOUND \ + E__NOTE(_GS6 ), \ + E__NOTE(_A6 ), \ + S__NOTE(_REST), \ + Q__NOTE(_E7 ), + +#define COLEMAK_SOUND \ + E__NOTE(_GS6 ), \ + E__NOTE(_A6 ), \ + S__NOTE(_REST), \ + ED_NOTE(_E7 ), \ + S__NOTE(_REST), \ + ED_NOTE(_GS7 ), + +#define DVORAK_SOUND \ + E__NOTE(_GS6 ), \ + E__NOTE(_A6 ), \ + S__NOTE(_REST), \ + E__NOTE(_E7 ), \ + S__NOTE(_REST), \ + E__NOTE(_FS7 ), \ + S__NOTE(_REST), \ + E__NOTE(_E7 ), + +#define PLOVER_SOUND \ + E__NOTE(_GS6 ), \ + E__NOTE(_A6 ), \ + S__NOTE(_REST), \ + ED_NOTE(_E7 ), \ + S__NOTE(_REST), \ + ED_NOTE(_A7 ), + +#define PLOVER_GOODBYE_SOUND \ + E__NOTE(_GS6 ), \ + E__NOTE(_A6 ), \ + S__NOTE(_REST), \ + ED_NOTE(_A7 ), \ + S__NOTE(_REST), \ + ED_NOTE(_E7 ), + +#define MUSIC_SCALE_SOUND \ + E__NOTE(_A5 ), \ + E__NOTE(_B5 ), \ + E__NOTE(_CS6), \ + E__NOTE(_D6 ), \ + E__NOTE(_E6 ), \ + E__NOTE(_FS6), \ + E__NOTE(_GS6), \ + E__NOTE(_A6 ), + +#define CAPS_LOCK_ON_SOUND \ + E__NOTE(_A3), \ + E__NOTE(_B3), + +#define CAPS_LOCK_OFF_SOUND \ + E__NOTE(_B3), \ + E__NOTE(_A3), + +#define SCROLL_LOCK_ON_SOUND \ + E__NOTE(_D4), \ + E__NOTE(_E4), + +#define SCROLL_LOCK_OFF_SOUND \ + E__NOTE(_E4), \ + E__NOTE(_D4), + +#define NUM_LOCK_ON_SOUND \ + E__NOTE(_D5), \ + E__NOTE(_E5), + +#define NUM_LOCK_OFF_SOUND \ + E__NOTE(_E5), \ + E__NOTE(_D5), + +#endif diff --git a/quantum/audio/vibrato_lut.h b/quantum/audio/vibrato_lut.h new file mode 100644 index 000000000..a2b1f3e5c --- /dev/null +++ b/quantum/audio/vibrato_lut.h @@ -0,0 +1,28 @@ +#include +#include +#include + +#define VIBRATO_LUT_LENGTH 20 + +const float VIBRATO_LUT[VIBRATO_LUT_LENGTH] = { \ +1.00223368114872, +1.00425299436105, +1.00585842560279, +1.00689052852052, +1.0072464122237, +1.00689052852052, +1.00585842560279, +1.00425299436105, +1.00223368114872, +1, +0.99777129706302, +0.99576501699778, +0.994175695650927, +0.993156625943589, +0.992805720491269, +0.993156625943589, +0.994175695650927, +0.99576501699778, +0.99777129706302, +1 +}; \ No newline at end of file diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c new file mode 100644 index 000000000..30e8be641 --- /dev/null +++ b/quantum/audio/voices.c @@ -0,0 +1,60 @@ +#include "voices.h" + +extern uint16_t envelope_index; +extern float note_timbre; + +voice_type voice = default_voice; + +void set_voice(voice_type v) { + voice = v; +} + +float voice_envelope(float frequency) { + // envelope_index ranges from 0 to 0xFFFF, which is preserved at 880.0 Hz + uint16_t compensated_index = (uint16_t)((float)envelope_index * (880.0 / frequency)); + + switch (voice) { + case default_voice: + // nothing here on purpose + break; + case butts_fader: + switch (compensated_index) { + case 0 ... 9: + frequency = frequency / 4; + note_timbre = TIMBRE_12; + break; + case 10 ... 19: + frequency = frequency / 2; + note_timbre = TIMBRE_12; + break; + case 20 ... 200: + note_timbre = .125 - pow(((float)compensated_index - 20) / (200 - 20), 2)*.125; + break; + default: + note_timbre = 0; + break; + } + break; + case octave_crunch: + switch (compensated_index) { + case 0 ... 9: + case 20 ... 24: + case 30 ... 32: + frequency = frequency / 2; + note_timbre = TIMBRE_12; + break; + case 10 ... 19: + case 25 ... 29: + case 33 ... 35: + frequency = frequency * 2; + note_timbre = TIMBRE_12; + break; + default: + note_timbre = TIMBRE_12; + break; + } + break; + } + + return frequency; +} \ No newline at end of file diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h new file mode 100644 index 000000000..32135dac7 --- /dev/null +++ b/quantum/audio/voices.h @@ -0,0 +1,21 @@ +#include +#include +#include +#include +#include "musical_notes.h" +#include "song_list.h" + +#ifndef VOICES_H +#define VOICES_H + +float voice_envelope(float frequency); + +typedef enum { + default_voice, + butts_fader, + octave_crunch +} voice_type; + +void set_voice(voice_type v); + +#endif \ No newline at end of file diff --git a/quantum/audio/wave.h b/quantum/audio/wave.h new file mode 100644 index 000000000..6ebc34851 --- /dev/null +++ b/quantum/audio/wave.h @@ -0,0 +1,265 @@ +#include +#include +#include + +#define SINE_LENGTH 2048 + +const uint8_t sinewave[] PROGMEM= //2048 values +{ +0x80,0x80,0x80,0x81,0x81,0x81,0x82,0x82, +0x83,0x83,0x83,0x84,0x84,0x85,0x85,0x85, +0x86,0x86,0x87,0x87,0x87,0x88,0x88,0x88, +0x89,0x89,0x8a,0x8a,0x8a,0x8b,0x8b,0x8c, +0x8c,0x8c,0x8d,0x8d,0x8e,0x8e,0x8e,0x8f, +0x8f,0x8f,0x90,0x90,0x91,0x91,0x91,0x92, +0x92,0x93,0x93,0x93,0x94,0x94,0x95,0x95, +0x95,0x96,0x96,0x96,0x97,0x97,0x98,0x98, +0x98,0x99,0x99,0x9a,0x9a,0x9a,0x9b,0x9b, +0x9b,0x9c,0x9c,0x9d,0x9d,0x9d,0x9e,0x9e, +0x9e,0x9f,0x9f,0xa0,0xa0,0xa0,0xa1,0xa1, +0xa2,0xa2,0xa2,0xa3,0xa3,0xa3,0xa4,0xa4, +0xa5,0xa5,0xa5,0xa6,0xa6,0xa6,0xa7,0xa7, +0xa7,0xa8,0xa8,0xa9,0xa9,0xa9,0xaa,0xaa, +0xaa,0xab,0xab,0xac,0xac,0xac,0xad,0xad, +0xad,0xae,0xae,0xae,0xaf,0xaf,0xb0,0xb0, +0xb0,0xb1,0xb1,0xb1,0xb2,0xb2,0xb2,0xb3, +0xb3,0xb4,0xb4,0xb4,0xb5,0xb5,0xb5,0xb6, +0xb6,0xb6,0xb7,0xb7,0xb7,0xb8,0xb8,0xb8, +0xb9,0xb9,0xba,0xba,0xba,0xbb,0xbb,0xbb, +0xbc,0xbc,0xbc,0xbd,0xbd,0xbd,0xbe,0xbe, +0xbe,0xbf,0xbf,0xbf,0xc0,0xc0,0xc0,0xc1, +0xc1,0xc1,0xc2,0xc2,0xc2,0xc3,0xc3,0xc3, +0xc4,0xc4,0xc4,0xc5,0xc5,0xc5,0xc6,0xc6, +0xc6,0xc7,0xc7,0xc7,0xc8,0xc8,0xc8,0xc9, +0xc9,0xc9,0xca,0xca,0xca,0xcb,0xcb,0xcb, +0xcb,0xcc,0xcc,0xcc,0xcd,0xcd,0xcd,0xce, +0xce,0xce,0xcf,0xcf,0xcf,0xcf,0xd0,0xd0, +0xd0,0xd1,0xd1,0xd1,0xd2,0xd2,0xd2,0xd2, +0xd3,0xd3,0xd3,0xd4,0xd4,0xd4,0xd5,0xd5, +0xd5,0xd5,0xd6,0xd6,0xd6,0xd7,0xd7,0xd7, +0xd7,0xd8,0xd8,0xd8,0xd9,0xd9,0xd9,0xd9, +0xda,0xda,0xda,0xda,0xdb,0xdb,0xdb,0xdc, +0xdc,0xdc,0xdc,0xdd,0xdd,0xdd,0xdd,0xde, +0xde,0xde,0xde,0xdf,0xdf,0xdf,0xe0,0xe0, +0xe0,0xe0,0xe1,0xe1,0xe1,0xe1,0xe2,0xe2, +0xe2,0xe2,0xe3,0xe3,0xe3,0xe3,0xe4,0xe4, +0xe4,0xe4,0xe4,0xe5,0xe5,0xe5,0xe5,0xe6, +0xe6,0xe6,0xe6,0xe7,0xe7,0xe7,0xe7,0xe8, +0xe8,0xe8,0xe8,0xe8,0xe9,0xe9,0xe9,0xe9, +0xea,0xea,0xea,0xea,0xea,0xeb,0xeb,0xeb, +0xeb,0xeb,0xec,0xec,0xec,0xec,0xec,0xed, +0xed,0xed,0xed,0xed,0xee,0xee,0xee,0xee, +0xee,0xef,0xef,0xef,0xef,0xef,0xf0,0xf0, +0xf0,0xf0,0xf0,0xf0,0xf1,0xf1,0xf1,0xf1, +0xf1,0xf2,0xf2,0xf2,0xf2,0xf2,0xf2,0xf3, +0xf3,0xf3,0xf3,0xf3,0xf3,0xf4,0xf4,0xf4, +0xf4,0xf4,0xf4,0xf5,0xf5,0xf5,0xf5,0xf5, +0xf5,0xf5,0xf6,0xf6,0xf6,0xf6,0xf6,0xf6, +0xf6,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7, +0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8, +0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9, +0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa, +0xfa,0xfa,0xfb,0xfb,0xfb,0xfb,0xfb,0xfb, +0xfb,0xfb,0xfb,0xfb,0xfc,0xfc,0xfc,0xfc, +0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc, +0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd, +0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfe,0xfe, +0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe, +0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe, +0xfe,0xfe,0xfe,0xfe,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, +0xff,0xff,0xff,0xff,0xff,0xfe,0xfe,0xfe, +0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe, +0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe, +0xfe,0xfe,0xfe,0xfd,0xfd,0xfd,0xfd,0xfd, +0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd, +0xfd,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc, +0xfc,0xfc,0xfc,0xfc,0xfc,0xfb,0xfb,0xfb, +0xfb,0xfb,0xfb,0xfb,0xfb,0xfb,0xfb,0xfa, +0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa, +0xfa,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9, +0xf9,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8, +0xf8,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7, 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+0x6a,0x6a,0x6a,0x6b,0x6b,0x6c,0x6c,0x6c, +0x6d,0x6d,0x6e,0x6e,0x6e,0x6f,0x6f,0x70, +0x70,0x70,0x71,0x71,0x71,0x72,0x72,0x73, +0x73,0x73,0x74,0x74,0x75,0x75,0x75,0x76, +0x76,0x77,0x77,0x77,0x78,0x78,0x78,0x79, +0x79,0x7a,0x7a,0x7a,0x7b,0x7b,0x7c,0x7c, +0x7c,0x7d,0x7d,0x7e,0x7e,0x7e,0x7f,0x7f +}; \ No newline at end of file -- cgit v1.2.3-24-g4f1b From e89b806b850ad1b5484176664288b71b0131683e Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Thu, 21 Apr 2016 00:40:00 -0400 Subject: converts tabs to spaces --- quantum/audio/voices.c | 88 +++++++++++++++++++++++++------------------------- quantum/audio/voices.h | 6 ++-- 2 files changed, 47 insertions(+), 47 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 30e8be641..51652927b 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -6,55 +6,55 @@ extern float note_timbre; voice_type voice = default_voice; void set_voice(voice_type v) { - voice = v; + voice = v; } float voice_envelope(float frequency) { - // envelope_index ranges from 0 to 0xFFFF, which is preserved at 880.0 Hz + // envelope_index ranges from 0 to 0xFFFF, which is preserved at 880.0 Hz uint16_t compensated_index = (uint16_t)((float)envelope_index * (880.0 / frequency)); switch (voice) { - case default_voice: - // nothing here on purpose - break; - case butts_fader: - switch (compensated_index) { - case 0 ... 9: - frequency = frequency / 4; - note_timbre = TIMBRE_12; - break; - case 10 ... 19: - frequency = frequency / 2; - note_timbre = TIMBRE_12; - break; - case 20 ... 200: - note_timbre = .125 - pow(((float)compensated_index - 20) / (200 - 20), 2)*.125; - break; - default: - note_timbre = 0; - break; - } - break; - case octave_crunch: - switch (compensated_index) { - case 0 ... 9: - case 20 ... 24: - case 30 ... 32: - frequency = frequency / 2; - note_timbre = TIMBRE_12; - break; - case 10 ... 19: - case 25 ... 29: - case 33 ... 35: - frequency = frequency * 2; - note_timbre = TIMBRE_12; - break; - default: - note_timbre = TIMBRE_12; - break; - } - break; - } + case default_voice: + // nothing here on purpose + break; + case butts_fader: + switch (compensated_index) { + case 0 ... 9: + frequency = frequency / 4; + note_timbre = TIMBRE_12; + break; + case 10 ... 19: + frequency = frequency / 2; + note_timbre = TIMBRE_12; + break; + case 20 ... 200: + note_timbre = .125 - pow(((float)compensated_index - 20) / (200 - 20), 2)*.125; + break; + default: + note_timbre = 0; + break; + } + break; + case octave_crunch: + switch (compensated_index) { + case 0 ... 9: + case 20 ... 24: + case 30 ... 32: + frequency = frequency / 2; + note_timbre = TIMBRE_12; + break; + case 10 ... 19: + case 25 ... 29: + case 33 ... 35: + frequency = frequency * 2; + note_timbre = TIMBRE_12; + break; + default: + note_timbre = TIMBRE_12; + break; + } + break; + } - return frequency; + return frequency; } \ No newline at end of file diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 32135dac7..317f5d98c 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -11,9 +11,9 @@ float voice_envelope(float frequency); typedef enum { - default_voice, - butts_fader, - octave_crunch + default_voice, + butts_fader, + octave_crunch } voice_type; void set_voice(voice_type v); -- cgit v1.2.3-24-g4f1b From 9828aba2a12f03fccbc1095bc8e4918ae58fa31b Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Thu, 21 Apr 2016 18:14:25 -0400 Subject: adds multiple voices and the ability to iterate/deiterate between them --- quantum/audio/voices.c | 31 +++++++++++++++++++++++++++++-- quantum/audio/voices.h | 6 +++++- 2 files changed, 34 insertions(+), 3 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 51652927b..92ada47f7 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -1,23 +1,35 @@ #include "voices.h" +// these are imported from audio.c extern uint16_t envelope_index; extern float note_timbre; +extern float polyphony_rate; -voice_type voice = default_voice; +voice_type voice = duty_osc; void set_voice(voice_type v) { voice = v; } +void voice_iterate() { + voice = (voice + 1) % number_of_voices; +} + +void voice_deiterate() { + voice = (voice - 1) % number_of_voices; +} + float voice_envelope(float frequency) { // envelope_index ranges from 0 to 0xFFFF, which is preserved at 880.0 Hz uint16_t compensated_index = (uint16_t)((float)envelope_index * (880.0 / frequency)); switch (voice) { case default_voice: - // nothing here on purpose + note_timbre = TIMBRE_50; + polyphony_rate = 0; break; case butts_fader: + polyphony_rate = 0; switch (compensated_index) { case 0 ... 9: frequency = frequency / 4; @@ -36,6 +48,7 @@ float voice_envelope(float frequency) { } break; case octave_crunch: + polyphony_rate = 0; switch (compensated_index) { case 0 ... 9: case 20 ... 24: @@ -54,6 +67,20 @@ float voice_envelope(float frequency) { break; } break; + case duty_osc: + // This slows the loop down a substantial amount, so higher notes may freeze + polyphony_rate = 0; + switch (compensated_index) { + default: + #define SPEED 10 + #define AMP .75 + // sine wave is slow + // note_timbre = (sin((float)compensated_index/10000*SPEED) * AMP / 2) + .5; + // triangle wave is a bit faster + note_timbre = (float)abs((compensated_index*SPEED % 3000) - 1500) * ( AMP / 1500 ) + (1 - AMP) / 2; + break; + } + break; } return frequency; diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 317f5d98c..44c5066b5 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -13,9 +13,13 @@ float voice_envelope(float frequency); typedef enum { default_voice, butts_fader, - octave_crunch + octave_crunch, + duty_osc, + number_of_voices // important that this is last } voice_type; void set_voice(voice_type v); +void voice_iterate(); +void voice_deiterate(); #endif \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 620ac4b260fa663d12b11a0b15ac50379523c125 Mon Sep 17 00:00:00 2001 From: Eric Tang Date: Thu, 21 Apr 2016 19:35:18 -0700 Subject: Update functions used to write to EEPROM --- quantum/audio/audio.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index 3225557ba..e85370d95 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -85,17 +85,17 @@ uint16_t envelope_index = 0; void audio_toggle(void) { audio_config.enable ^= 1; - eeconfig_write_audio(audio_config.raw); + eeconfig_update_audio(audio_config.raw); } void audio_on(void) { audio_config.enable = 1; - eeconfig_write_audio(audio_config.raw); + eeconfig_update_audio(audio_config.raw); } void audio_off(void) { audio_config.enable = 0; - eeconfig_write_audio(audio_config.raw); + eeconfig_update_audio(audio_config.raw); } #ifdef VIBRATO_ENABLE -- cgit v1.2.3-24-g4f1b From 7b3f212500210ae85063b043952b5b3ef6988ad6 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Thu, 21 Apr 2016 23:10:47 -0400 Subject: adds more voices, fixes macro redefines --- quantum/audio/voices.c | 12 ++++++++---- quantum/audio/voices.h | 1 + 2 files changed, 9 insertions(+), 4 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 92ada47f7..98631f0cb 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -72,15 +72,19 @@ float voice_envelope(float frequency) { polyphony_rate = 0; switch (compensated_index) { default: - #define SPEED 10 - #define AMP .75 + #define OCS_SPEED 10 + #define OCS_AMP .25 // sine wave is slow - // note_timbre = (sin((float)compensated_index/10000*SPEED) * AMP / 2) + .5; + // note_timbre = (sin((float)compensated_index/10000*OCS_SPEED) * OCS_AMP / 2) + .5; // triangle wave is a bit faster - note_timbre = (float)abs((compensated_index*SPEED % 3000) - 1500) * ( AMP / 1500 ) + (1 - AMP) / 2; + note_timbre = (float)abs((compensated_index*OCS_SPEED % 3000) - 1500) * ( OCS_AMP / 1500 ) + (1 - OCS_AMP) / 2; break; } break; + case duty_octave_down: + polyphony_rate = 0; + note_timbre = (envelope_index % 2) * .125 + .375 * 2; + break; } return frequency; diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 44c5066b5..5aa99f4b1 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -15,6 +15,7 @@ typedef enum { butts_fader, octave_crunch, duty_osc, + duty_octave_down, number_of_voices // important that this is last } voice_type; -- cgit v1.2.3-24-g4f1b From 082a0f313d8c842a5de7bae30ec8a3597e35880b Mon Sep 17 00:00:00 2001 From: IBNobody Date: Fri, 22 Apr 2016 00:01:38 -0500 Subject: fixed compiler warnings (#273) --- quantum/audio/audio.h | 6 +++--- quantum/audio/voices.c | 37 +++++++++++++++++++++++++------------ quantum/audio/voices.h | 4 ++-- 3 files changed, 30 insertions(+), 17 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index d1ccfdb82..89769507e 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -50,8 +50,8 @@ void decrease_vibrato_strength(float change); // Polyphony functions void set_polyphony_rate(float rate); -void enable_polyphony(); -void disable_polyphony(); +void enable_polyphony(void); +void disable_polyphony(void); void increase_polyphony_rate(float change); void decrease_polyphony_rate(float change); @@ -61,7 +61,7 @@ void set_tempo(float tempo); void increase_tempo(uint8_t tempo_change); void decrease_tempo(uint8_t tempo_change); -void audio_init(); +void audio_init(void); #ifdef PWM_AUDIO void play_sample(uint8_t * s, uint16_t l, bool r); diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 98631f0cb..330ffb803 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -1,4 +1,5 @@ #include "voices.h" +#include "stdlib.h" // these are imported from audio.c extern uint16_t envelope_index; @@ -27,26 +28,31 @@ float voice_envelope(float frequency) { case default_voice: note_timbre = TIMBRE_50; polyphony_rate = 0; - break; + break; + case butts_fader: polyphony_rate = 0; switch (compensated_index) { case 0 ... 9: frequency = frequency / 4; note_timbre = TIMBRE_12; - break; + break; + case 10 ... 19: frequency = frequency / 2; note_timbre = TIMBRE_12; - break; + break; + case 20 ... 200: note_timbre = .125 - pow(((float)compensated_index - 20) / (200 - 20), 2)*.125; - break; + break; + default: note_timbre = 0; - break; + break; } - break; + break; + case octave_crunch: polyphony_rate = 0; switch (compensated_index) { @@ -56,17 +62,20 @@ float voice_envelope(float frequency) { frequency = frequency / 2; note_timbre = TIMBRE_12; break; + case 10 ... 19: case 25 ... 29: case 33 ... 35: frequency = frequency * 2; note_timbre = TIMBRE_12; - break; + break; + default: note_timbre = TIMBRE_12; - break; + break; } - break; + break; + case duty_osc: // This slows the loop down a substantial amount, so higher notes may freeze polyphony_rate = 0; @@ -78,13 +87,17 @@ float voice_envelope(float frequency) { // note_timbre = (sin((float)compensated_index/10000*OCS_SPEED) * OCS_AMP / 2) + .5; // triangle wave is a bit faster note_timbre = (float)abs((compensated_index*OCS_SPEED % 3000) - 1500) * ( OCS_AMP / 1500 ) + (1 - OCS_AMP) / 2; - break; + break; } - break; + break; + case duty_octave_down: polyphony_rate = 0; note_timbre = (envelope_index % 2) * .125 + .375 * 2; - break; + break; + + default: + break; } return frequency; diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 5aa99f4b1..2822fb6ac 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -20,7 +20,7 @@ typedef enum { } voice_type; void set_voice(voice_type v); -void voice_iterate(); -void voice_deiterate(); +void voice_iterate(void); +void voice_deiterate(void); #endif \ No newline at end of file -- cgit v1.2.3-24-g4f1b From b1900c8dde2a68e87aaabd84280a99bf6658ea9f Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Fri, 22 Apr 2016 01:02:50 -0400 Subject: adds fifth and fourth down voices --- quantum/audio/voices.c | 15 +++++++++++++++ quantum/audio/voices.h | 2 ++ 2 files changed, 17 insertions(+) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 98631f0cb..8b3978f3d 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -84,6 +84,21 @@ float voice_envelope(float frequency) { case duty_octave_down: polyphony_rate = 0; note_timbre = (envelope_index % 2) * .125 + .375 * 2; + if ((envelope_index % 4) == 0) + note_timbre = 0.5; + if ((envelope_index % 8) == 0) + note_timbre = 0; + break; + case duty_fifth_down: + note_timbre = 0.5; + if ((envelope_index % 5) == 0) + note_timbre = 0.75; + break; + case duty_fourth_down: + if ((envelope_index % 12) == 0) + note_timbre = 0.25; + else + note_timbre = 0.5; break; } diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 5aa99f4b1..718671f77 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -16,6 +16,8 @@ typedef enum { octave_crunch, duty_osc, duty_octave_down, + duty_fifth_down, + duty_fourth_down, number_of_voices // important that this is last } voice_type; -- cgit v1.2.3-24-g4f1b From a718c53fe77f0b3b4361c850531eee5f23e3e13d Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Fri, 22 Apr 2016 11:58:29 -0400 Subject: adds more voice harmonics --- quantum/audio/voices.c | 19 ++++++++++++++++--- quantum/audio/voices.h | 2 ++ 2 files changed, 18 insertions(+), 3 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 886101187..0b4b463c4 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -101,14 +101,27 @@ float voice_envelope(float frequency) { break; case duty_fifth_down: note_timbre = 0.5; - if ((envelope_index % 5) == 0) + if ((envelope_index % 3) == 0) note_timbre = 0.75; break; case duty_fourth_down: + note_timbre = 0.0; if ((envelope_index % 12) == 0) + note_timbre = 0.75; + if (((envelope_index % 12) % 4) != 1) + note_timbre = 0.75; + break; + case duty_third_down: + note_timbre = 0.5; + if ((envelope_index % 5) == 0) + note_timbre = 0.75; + break; + case duty_fifth_third_down: + note_timbre = 0.5; + if ((envelope_index % 5) == 0) + note_timbre = 0.75; + if ((envelope_index % 3) == 0) note_timbre = 0.25; - else - note_timbre = 0.5; break; default: diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index cdd14798b..66184c3a2 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -18,6 +18,8 @@ typedef enum { duty_octave_down, duty_fifth_down, duty_fourth_down, + duty_third_down, + duty_fifth_third_down, number_of_voices // important that this is last } voice_type; -- cgit v1.2.3-24-g4f1b From e7b6bb641c0636c01e3781fe51865fdb20014eeb Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Mon, 25 Apr 2016 00:59:47 -0400 Subject: updates default voice, prunes voices --- quantum/audio/voices.c | 50 +++++++++++++++++++++++++------------------------- quantum/audio/voices.h | 8 ++++---- 2 files changed, 29 insertions(+), 29 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 0b4b463c4..de9f8ae54 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -6,7 +6,7 @@ extern uint16_t envelope_index; extern float note_timbre; extern float polyphony_rate; -voice_type voice = duty_osc; +voice_type voice = default_voice; void set_voice(voice_type v) { voice = v; @@ -99,30 +99,30 @@ float voice_envelope(float frequency) { if ((envelope_index % 8) == 0) note_timbre = 0; break; - case duty_fifth_down: - note_timbre = 0.5; - if ((envelope_index % 3) == 0) - note_timbre = 0.75; - break; - case duty_fourth_down: - note_timbre = 0.0; - if ((envelope_index % 12) == 0) - note_timbre = 0.75; - if (((envelope_index % 12) % 4) != 1) - note_timbre = 0.75; - break; - case duty_third_down: - note_timbre = 0.5; - if ((envelope_index % 5) == 0) - note_timbre = 0.75; - break; - case duty_fifth_third_down: - note_timbre = 0.5; - if ((envelope_index % 5) == 0) - note_timbre = 0.75; - if ((envelope_index % 3) == 0) - note_timbre = 0.25; - break; + // case duty_fifth_down: + // note_timbre = 0.5; + // if ((envelope_index % 3) == 0) + // note_timbre = 0.75; + // break; + // case duty_fourth_down: + // note_timbre = 0.0; + // if ((envelope_index % 12) == 0) + // note_timbre = 0.75; + // if (((envelope_index % 12) % 4) != 1) + // note_timbre = 0.75; + // break; + // case duty_third_down: + // note_timbre = 0.5; + // if ((envelope_index % 5) == 0) + // note_timbre = 0.75; + // break; + // case duty_fifth_third_down: + // note_timbre = 0.5; + // if ((envelope_index % 5) == 0) + // note_timbre = 0.75; + // if ((envelope_index % 3) == 0) + // note_timbre = 0.25; + // break; default: break; diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 66184c3a2..4b894f28d 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -16,10 +16,10 @@ typedef enum { octave_crunch, duty_osc, duty_octave_down, - duty_fifth_down, - duty_fourth_down, - duty_third_down, - duty_fifth_third_down, + // duty_fifth_down, + // duty_fourth_down, + // duty_third_down, + // duty_fifth_third_down, number_of_voices // important that this is last } voice_type; -- cgit v1.2.3-24-g4f1b From 140b97a1cd226432a8ec647004943698e3d87f0b Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Tue, 26 Apr 2016 01:16:47 -0400 Subject: adds delayed vibrato --- quantum/audio/voices.c | 31 +++++++++++++++++++++++++++++++ quantum/audio/voices.h | 2 ++ 2 files changed, 33 insertions(+) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index de9f8ae54..0921bd593 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -1,5 +1,6 @@ #include "voices.h" #include "stdlib.h" +#include "vibrato_lut.h" // these are imported from audio.c extern uint16_t envelope_index; @@ -99,6 +100,36 @@ float voice_envelope(float frequency) { if ((envelope_index % 8) == 0) note_timbre = 0; break; + case delayed_vibrato: + polyphony_rate = 0; + note_timbre = TIMBRE_50; + #define VOICE_VIBRATO_DELAY 150 + #define VOICE_VIBRATO_SPEED 50 + switch (compensated_index) { + case 0 ... VOICE_VIBRATO_DELAY: + break; + default: + frequency = frequency * VIBRATO_LUT[(int)fmod((((float)compensated_index - (VOICE_VIBRATO_DELAY + 1))/1000*VOICE_VIBRATO_SPEED), VIBRATO_LUT_LENGTH)]; + break; + } + break; + // case delayed_vibrato_octave: + // polyphony_rate = 0; + // if ((envelope_index % 2) == 1) { + // note_timbre = 0.55; + // } else { + // note_timbre = 0.45; + // } + // #define VOICE_VIBRATO_DELAY 150 + // #define VOICE_VIBRATO_SPEED 50 + // switch (compensated_index) { + // case 0 ... VOICE_VIBRATO_DELAY: + // break; + // default: + // frequency = frequency * VIBRATO_LUT[(int)fmod((((float)compensated_index - (VOICE_VIBRATO_DELAY + 1))/1000*VOICE_VIBRATO_SPEED), VIBRATO_LUT_LENGTH)]; + // break; + // } + // break; // case duty_fifth_down: // note_timbre = 0.5; // if ((envelope_index % 3) == 0) diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 4b894f28d..74c873f42 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -16,6 +16,8 @@ typedef enum { octave_crunch, duty_osc, duty_octave_down, + delayed_vibrato, + // delayed_vibrato_octave, // duty_fifth_down, // duty_fourth_down, // duty_third_down, -- cgit v1.2.3-24-g4f1b From bf56838fe99aafd37559d560e47b707a83c87588 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Tue, 26 Apr 2016 01:17:00 -0400 Subject: adds freq LUT for future use --- quantum/audio/frequency_lut.h | 357 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 357 insertions(+) create mode 100644 quantum/audio/frequency_lut.h (limited to 'quantum/audio') diff --git a/quantum/audio/frequency_lut.h b/quantum/audio/frequency_lut.h new file mode 100644 index 000000000..e62da5be4 --- /dev/null +++ b/quantum/audio/frequency_lut.h @@ -0,0 +1,357 @@ +#include +#include +#include + +#define FREQUENCY_LUT_LENGTH 349 + +const uint16_t FREQUENCY_LUT[FREQUENCY_LUT_LENGTH] = { +0x8E0B, +0x8C02, +0x8A00, +0x8805, +0x8612, +0x8426, +0x8241, +0x8063, +0x7E8C, +0x7CBB, +0x7AF2, +0x792E, +0x7772, +0x75BB, +0x740B, +0x7261, +0x70BD, +0x6F20, +0x6D88, +0x6BF6, +0x6A69, +0x68E3, +0x6762, +0x65E6, +0x6470, +0x6300, +0x6194, +0x602E, +0x5ECD, +0x5D71, +0x5C1A, +0x5AC8, +0x597B, +0x5833, +0x56EF, +0x55B0, +0x5475, +0x533F, +0x520E, +0x50E1, +0x4FB8, +0x4E93, +0x4D73, +0x4C57, +0x4B3E, +0x4A2A, +0x491A, +0x480E, +0x4705, +0x4601, +0x4500, +0x4402, +0x4309, +0x4213, +0x4120, +0x4031, +0x3F46, +0x3E5D, +0x3D79, +0x3C97, +0x3BB9, +0x3ADD, +0x3A05, +0x3930, +0x385E, +0x3790, +0x36C4, +0x35FB, +0x3534, +0x3471, +0x33B1, +0x32F3, +0x3238, +0x3180, +0x30CA, +0x3017, +0x2F66, +0x2EB8, +0x2E0D, +0x2D64, +0x2CBD, +0x2C19, +0x2B77, +0x2AD8, +0x2A3A, +0x299F, +0x2907, +0x2870, +0x27DC, +0x2749, +0x26B9, +0x262B, +0x259F, +0x2515, +0x248D, +0x2407, +0x2382, +0x2300, +0x2280, +0x2201, +0x2184, +0x2109, +0x2090, +0x2018, +0x1FA3, +0x1F2E, +0x1EBC, +0x1E4B, +0x1DDC, +0x1D6E, +0x1D02, +0x1C98, +0x1C2F, +0x1BC8, +0x1B62, +0x1AFD, +0x1A9A, +0x1A38, +0x19D8, +0x1979, +0x191C, +0x18C0, +0x1865, +0x180B, +0x17B3, +0x175C, +0x1706, +0x16B2, +0x165E, +0x160C, +0x15BB, +0x156C, +0x151D, +0x14CF, +0x1483, +0x1438, +0x13EE, +0x13A4, +0x135C, +0x1315, +0x12CF, +0x128A, +0x1246, +0x1203, +0x11C1, +0x1180, +0x1140, +0x1100, +0x10C2, +0x1084, +0x1048, +0x100C, +0xFD1, +0xF97, +0xF5E, +0xF25, +0xEEE, +0xEB7, +0xE81, +0xE4C, +0xE17, +0xDE4, +0xDB1, +0xD7E, +0xD4D, +0xD1C, +0xCEC, +0xCBC, +0xC8E, +0xC60, +0xC32, +0xC05, +0xBD9, +0xBAE, +0xB83, +0xB59, +0xB2F, +0xB06, +0xADD, +0xAB6, +0xA8E, +0xA67, +0xA41, +0xA1C, +0x9F7, +0x9D2, +0x9AE, +0x98A, +0x967, +0x945, +0x923, +0x901, +0x8E0, +0x8C0, +0x8A0, +0x880, +0x861, +0x842, +0x824, +0x806, +0x7E8, +0x7CB, +0x7AF, +0x792, +0x777, +0x75B, +0x740, +0x726, +0x70B, +0x6F2, +0x6D8, +0x6BF, +0x6A6, +0x68E, +0x676, +0x65E, +0x647, +0x630, +0x619, +0x602, +0x5EC, +0x5D7, +0x5C1, +0x5AC, +0x597, +0x583, +0x56E, +0x55B, +0x547, +0x533, +0x520, +0x50E, +0x4FB, +0x4E9, +0x4D7, +0x4C5, +0x4B3, +0x4A2, +0x491, +0x480, +0x470, +0x460, +0x450, +0x440, +0x430, +0x421, +0x412, +0x403, +0x3F4, +0x3E5, +0x3D7, +0x3C9, +0x3BB, +0x3AD, +0x3A0, +0x393, +0x385, +0x379, +0x36C, +0x35F, +0x353, +0x347, +0x33B, +0x32F, +0x323, +0x318, +0x30C, +0x301, +0x2F6, +0x2EB, +0x2E0, +0x2D6, +0x2CB, +0x2C1, +0x2B7, +0x2AD, +0x2A3, +0x299, +0x290, +0x287, +0x27D, +0x274, +0x26B, +0x262, +0x259, +0x251, +0x248, +0x240, +0x238, +0x230, +0x228, +0x220, +0x218, +0x210, +0x209, +0x201, +0x1FA, +0x1F2, +0x1EB, +0x1E4, +0x1DD, +0x1D6, +0x1D0, +0x1C9, +0x1C2, +0x1BC, +0x1B6, +0x1AF, +0x1A9, +0x1A3, +0x19D, +0x197, +0x191, +0x18C, +0x186, +0x180, +0x17B, +0x175, +0x170, +0x16B, +0x165, +0x160, +0x15B, +0x156, +0x151, +0x14C, +0x148, +0x143, +0x13E, +0x13A, +0x135, +0x131, +0x12C, +0x128, +0x124, +0x120, +0x11C, +0x118, +0x114, +0x110, +0x10C, +0x108, +0x104, +0x100, +0xFD, +0xF9, +0xF5, +0xF2, +0xEE +}; \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 66e0323881a5a3da65e14daeec41a1e9cfbda431 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Fri, 29 Apr 2016 12:42:55 -0400 Subject: removes extra voices, updates .hex files --- quantum/audio/voices.c | 42 +++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index 0921bd593..d2316ba1b 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -54,28 +54,28 @@ float voice_envelope(float frequency) { } break; - case octave_crunch: - polyphony_rate = 0; - switch (compensated_index) { - case 0 ... 9: - case 20 ... 24: - case 30 ... 32: - frequency = frequency / 2; - note_timbre = TIMBRE_12; - break; - - case 10 ... 19: - case 25 ... 29: - case 33 ... 35: - frequency = frequency * 2; - note_timbre = TIMBRE_12; - break; + // case octave_crunch: + // polyphony_rate = 0; + // switch (compensated_index) { + // case 0 ... 9: + // case 20 ... 24: + // case 30 ... 32: + // frequency = frequency / 2; + // note_timbre = TIMBRE_12; + // break; + + // case 10 ... 19: + // case 25 ... 29: + // case 33 ... 35: + // frequency = frequency * 2; + // note_timbre = TIMBRE_12; + // break; - default: - note_timbre = TIMBRE_12; - break; - } - break; + // default: + // note_timbre = TIMBRE_12; + // break; + // } + // break; case duty_osc: // This slows the loop down a substantial amount, so higher notes may freeze -- cgit v1.2.3-24-g4f1b From 83e1cc241e3aabd69f6cdcd2581477d4b85bb8d3 Mon Sep 17 00:00:00 2001 From: IBNobody Date: Tue, 3 May 2016 12:56:40 -0500 Subject: Clarified audio.c (#302) * Updated personal layouts * tweaked personal * Nightly - Audio Cleanup Refactored the LUTs. Abstracted some of the registers out of audio to use more functional names. Split audio into audio and audio_pwm. WIP * nightly - collapsed code * Added check for note playing to LEDs --- quantum/audio/audio.c | 766 ++++++++++++++++++------------------------ quantum/audio/audio.h | 6 +- quantum/audio/audio_pwm.c | 643 +++++++++++++++++++++++++++++++++++ quantum/audio/frequency_lut.h | 357 -------------------- quantum/audio/luts.c | 382 +++++++++++++++++++++ quantum/audio/luts.h | 15 + quantum/audio/vibrato_lut.h | 28 -- quantum/audio/voices.c | 8 +- quantum/audio/voices.h | 3 +- 9 files changed, 1373 insertions(+), 835 deletions(-) create mode 100644 quantum/audio/audio_pwm.c delete mode 100644 quantum/audio/frequency_lut.h create mode 100644 quantum/audio/luts.c create mode 100644 quantum/audio/luts.h delete mode 100644 quantum/audio/vibrato_lut.h (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index e85370d95..3a7f0f556 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -1,6 +1,6 @@ #include #include -#include +//#include #include #include #include @@ -10,30 +10,28 @@ #include "eeconfig.h" -#ifdef VIBRATO_ENABLE - #include "vibrato_lut.h" -#endif +#define CPU_PRESCALER 8 -#define PI 3.14159265 +// ----------------------------------------------------------------------------- +// Timer Abstractions +// ----------------------------------------------------------------------------- -#define CPU_PRESCALER 8 +// TIMSK3 - Timer/Counter #3 Interrupt Mask Register +// Turn on/off 3A interputs, stopping/enabling the ISR calls +#define ENABLE_AUDIO_COUNTER_3_ISR TIMSK3 |= _BV(OCIE3A) +#define DISABLE_AUDIO_COUNTER_3_ISR TIMSK3 &= ~_BV(OCIE3A) -#ifdef PWM_AUDIO - #include "wave.h" - #define SAMPLE_DIVIDER 39 - #define SAMPLE_RATE (2000000.0/SAMPLE_DIVIDER/2048) - // Resistor value of 1/ (2 * PI * 10nF * (2000000 hertz / SAMPLE_DIVIDER / 10)) for 10nF cap +// TCCR3A: Timer/Counter #3 Control Register +// Compare Output Mode (COM3An) = 0b00 = Normal port operation, OC3A disconnected from PC6 +#define ENABLE_AUDIO_COUNTER_3_OUTPUT TCCR3A |= _BV(COM3A1); +#define DISABLE_AUDIO_COUNTER_3_OUTPUT TCCR3A &= ~(_BV(COM3A1) | _BV(COM3A0)); - float places[8] = {0, 0, 0, 0, 0, 0, 0, 0}; - uint16_t place_int = 0; - bool repeat = true; -#endif +// Fast PWM Mode Controls +#define TIMER_3_PERIOD ICR3 +#define TIMER_3_DUTY_CYCLE OCR3A + +// ----------------------------------------------------------------------------- -void delay_us(int count) { - while(count--) { - _delay_us(1); - } -} int voices = 0; int voice_place = 0; @@ -45,26 +43,23 @@ float frequencies[8] = {0, 0, 0, 0, 0, 0, 0, 0}; int volumes[8] = {0, 0, 0, 0, 0, 0, 0, 0}; bool sliding = false; -int max = 0xFF; -float sum = 0; float place = 0; uint8_t * sample; uint16_t sample_length = 0; -// float freq = 0; - -bool notes = false; -bool note = false; -float note_frequency = 0; -float note_length = 0; -float note_tempo = TEMPO_DEFAULT; -float note_timbre = TIMBRE_DEFAULT; + +bool playing_notes = false; +bool playing_note = false; +float note_frequency = 0; +float note_length = 0; +uint8_t note_tempo = TEMPO_DEFAULT; +float note_timbre = TIMBRE_DEFAULT; uint16_t note_position = 0; float (* notes_pointer)[][2]; uint16_t notes_count; -bool notes_repeat; -float notes_rest; -bool note_resting = false; +bool notes_repeat; +float notes_rest; +bool note_resting = false; uint8_t current_note = 0; uint8_t rest_counter = 0; @@ -77,175 +72,65 @@ float vibrato_rate = 0.125; float polyphony_rate = 0; -bool inited = false; +static bool audio_initialized = false; audio_config_t audio_config; uint16_t envelope_index = 0; -void audio_toggle(void) { - audio_config.enable ^= 1; - eeconfig_update_audio(audio_config.raw); -} - -void audio_on(void) { - audio_config.enable = 1; - eeconfig_update_audio(audio_config.raw); -} - -void audio_off(void) { - audio_config.enable = 0; - eeconfig_update_audio(audio_config.raw); -} - -#ifdef VIBRATO_ENABLE -// Vibrato rate functions - -void set_vibrato_rate(float rate) { - vibrato_rate = rate; -} - -void increase_vibrato_rate(float change) { - vibrato_rate *= change; -} - -void decrease_vibrato_rate(float change) { - vibrato_rate /= change; -} - -#ifdef VIBRATO_STRENGTH_ENABLE - -void set_vibrato_strength(float strength) { - vibrato_strength = strength; -} - -void increase_vibrato_strength(float change) { - vibrato_strength *= change; -} - -void decrease_vibrato_strength(float change) { - vibrato_strength /= change; -} - -#endif - -#endif - -// Polyphony functions - -void set_polyphony_rate(float rate) { - polyphony_rate = rate; -} - -void enable_polyphony() { - polyphony_rate = 5; -} - -void disable_polyphony() { - polyphony_rate = 0; -} - -void increase_polyphony_rate(float change) { - polyphony_rate *= change; -} - -void decrease_polyphony_rate(float change) { - polyphony_rate /= change; -} - -// Timbre function - -void set_timbre(float timbre) { - note_timbre = timbre; -} - -// Tempo functions - -void set_tempo(float tempo) { - note_tempo = tempo; -} - -void decrease_tempo(uint8_t tempo_change) { - note_tempo += (float) tempo_change; -} - -void increase_tempo(uint8_t tempo_change) { - if (note_tempo - (float) tempo_change < 10) { - note_tempo = 10; - } else { - note_tempo -= (float) tempo_change; - } -} - -void audio_init() { +void audio_init() +{ - /* check signature */ - if (!eeconfig_is_enabled()) { + // Check EEPROM + if (!eeconfig_is_enabled()) + { eeconfig_init(); } audio_config.raw = eeconfig_read_audio(); - #ifdef PWM_AUDIO - PLLFRQ = _BV(PDIV2); - PLLCSR = _BV(PLLE); - while(!(PLLCSR & _BV(PLOCK))); - PLLFRQ |= _BV(PLLTM0); /* PCK 48MHz */ + // Set port PC6 (OC3A and /OC4A) as output + DDRC |= _BV(PORTC6); - /* Init a fast PWM on Timer4 */ - TCCR4A = _BV(COM4A0) | _BV(PWM4A); /* Clear OC4A on Compare Match */ - TCCR4B = _BV(CS40); /* No prescaling => f = PCK/256 = 187500Hz */ - OCR4A = 0; + DISABLE_AUDIO_COUNTER_3_ISR; - /* Enable the OC4A output */ - DDRC |= _BV(PORTC6); + // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers + // Compare Output Mode (COM3An) = 0b00 = Normal port operation, OC3A disconnected from PC6 + // Waveform Generation Mode (WGM3n) = 0b1110 = Fast PWM Mode 14 (Period = ICR3, Duty Cycle = OCR3A) + // Clock Select (CS3n) = 0b010 = Clock / 8 + TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); + TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); - TIMSK3 &= ~_BV(OCIE3A); // Turn off 3A interputs - - TCCR3A = 0x0; // Options not needed - TCCR3B = _BV(CS31) | _BV(CS30) | _BV(WGM32); // 64th prescaling and CTC - OCR3A = SAMPLE_DIVIDER - 1; // Correct count/compare, related to sample playback - #else - DDRC |= _BV(PORTC6); - - TIMSK3 &= ~_BV(OCIE3A); // Turn off 3A interputs - - TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); - TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); - #endif - - inited = true; + audio_initialized = true; } -void stop_all_notes() { - if (!inited) { +void stop_all_notes() +{ + if (!audio_initialized) { audio_init(); } voices = 0; - #ifdef PWM_AUDIO - TIMSK3 &= ~_BV(OCIE3A); - #else - TIMSK3 &= ~_BV(OCIE3A); - TCCR3A &= ~_BV(COM3A1); - #endif - notes = false; - note = false; + + DISABLE_AUDIO_COUNTER_3_ISR; + DISABLE_AUDIO_COUNTER_3_OUTPUT; + + playing_notes = false; + playing_note = false; frequency = 0; volume = 0; - for (int i = 0; i < 8; i++) { + for (uint8_t i = 0; i < 8; i++) + { frequencies[i] = 0; volumes[i] = 0; } } -void stop_note(float freq) { - if (note) { - if (!inited) { +void stop_note(float freq) +{ + if (playing_note) { + if (!audio_initialized) { audio_init(); } - #ifdef PWM_AUDIO - freq = freq / SAMPLE_RATE; - #endif for (int i = 7; i >= 0; i--) { if (frequencies[i] == freq) { frequencies[i] = 0; @@ -266,15 +151,11 @@ void stop_note(float freq) { voice_place = 0; } if (voices == 0) { - #ifdef PWM_AUDIO - TIMSK3 &= ~_BV(OCIE3A); - #else - TIMSK3 &= ~_BV(OCIE3A); - TCCR3A &= ~_BV(COM3A1); - #endif + DISABLE_AUDIO_COUNTER_3_ISR; + DISABLE_AUDIO_COUNTER_3_OUTPUT; frequency = 0; volume = 0; - note = false; + playing_note = false; } } } @@ -289,9 +170,9 @@ float mod(float a, int b) float vibrato(float average_freq) { #ifdef VIBRATO_STRENGTH_ENABLE - float vibrated_freq = average_freq * pow(VIBRATO_LUT[(int)vibrato_counter], vibrato_strength); + float vibrated_freq = average_freq * pow(vibrato_lut[(int)vibrato_counter], vibrato_strength); #else - float vibrated_freq = average_freq * VIBRATO_LUT[(int)vibrato_counter]; + float vibrated_freq = average_freq * vibrato_lut[(int)vibrato_counter]; #endif vibrato_counter = mod((vibrato_counter + vibrato_rate * (1.0 + 440.0/average_freq)), VIBRATO_LUT_LENGTH); return vibrated_freq; @@ -299,295 +180,295 @@ float vibrato(float average_freq) { #endif -ISR(TIMER3_COMPA_vect) { - if (note) { - #ifdef PWM_AUDIO - if (voices == 1) { - // SINE - OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]) >> 2; - - // SQUARE - // if (((int)place) >= 1024){ - // OCR4A = 0xFF >> 2; - // } else { - // OCR4A = 0x00; - // } - - // SAWTOOTH - // OCR4A = (int)place / 4; - - // TRIANGLE - // if (((int)place) >= 1024) { - // OCR4A = (int)place / 2; - // } else { - // OCR4A = 2048 - (int)place / 2; - // } - - place += frequency; - - if (place >= SINE_LENGTH) - place -= SINE_LENGTH; - - } else { - int sum = 0; - for (int i = 0; i < voices; i++) { - // SINE - sum += pgm_read_byte(&sinewave[(uint16_t)places[i]]) >> 2; - - // SQUARE - // if (((int)places[i]) >= 1024){ - // sum += 0xFF >> 2; - // } else { - // sum += 0x00; - // } - - places[i] += frequencies[i]; - - if (places[i] >= SINE_LENGTH) - places[i] -= SINE_LENGTH; - } - OCR4A = sum; - } - #else - if (voices > 0) { - float freq; - if (polyphony_rate > 0) { - if (voices > 1) { - voice_place %= voices; - if (place++ > (frequencies[voice_place] / polyphony_rate / CPU_PRESCALER)) { - voice_place = (voice_place + 1) % voices; - place = 0.0; - } - } - #ifdef VIBRATO_ENABLE - if (vibrato_strength > 0) { - freq = vibrato(frequencies[voice_place]); - } else { - #else - { - #endif - freq = frequencies[voice_place]; - } - } else { - if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) { - frequency = frequency * pow(2, 440/frequency/12/2); - } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) { - frequency = frequency * pow(2, -440/frequency/12/2); - } else { - frequency = frequencies[voices - 1]; - } - - - #ifdef VIBRATO_ENABLE - if (vibrato_strength > 0) { - freq = vibrato(frequency); - } else { - #else - { - #endif - freq = frequency; - } - } +ISR(TIMER3_COMPA_vect) +{ + float freq; + + if (playing_note) { + if (voices > 0) { + if (polyphony_rate > 0) { + if (voices > 1) { + voice_place %= voices; + if (place++ > (frequencies[voice_place] / polyphony_rate / CPU_PRESCALER)) { + voice_place = (voice_place + 1) % voices; + place = 0.0; + } + } + + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(frequencies[voice_place]); + } else { + freq = frequencies[voice_place]; + } + #else + freq = frequencies[voice_place]; + #endif + } else { + if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) { + frequency = frequency * pow(2, 440/frequency/12/2); + } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) { + frequency = frequency * pow(2, -440/frequency/12/2); + } else { + frequency = frequencies[voices - 1]; + } + + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(frequency); + } else { + freq = frequency; + } + #else + freq = frequency; + #endif + } + + if (envelope_index < 65535) { + envelope_index++; + } + + freq = voice_envelope(freq); + + if (freq < 30.517578125) { + freq = 30.52; + } + + TIMER_3_PERIOD = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER)); + TIMER_3_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); + } + } + + if (playing_notes) { + if (note_frequency > 0) { + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(note_frequency); + } else { + freq = note_frequency; + } + #else + freq = note_frequency; + #endif + + if (envelope_index < 65535) { + envelope_index++; + } + freq = voice_envelope(freq); + + TIMER_3_PERIOD = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER)); + TIMER_3_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); + } else { + TIMER_3_PERIOD = 0; + TIMER_3_DUTY_CYCLE = 0; + } + + note_position++; + bool end_of_note = false; + if (TIMER_3_PERIOD > 0) { + end_of_note = (note_position >= (note_length / TIMER_3_PERIOD * 0xFFFF)); + } else { + end_of_note = (note_position >= (note_length * 0x7FF)); + } + + if (end_of_note) { + current_note++; + if (current_note >= notes_count) { + if (notes_repeat) { + current_note = 0; + } else { + DISABLE_AUDIO_COUNTER_3_ISR; + DISABLE_AUDIO_COUNTER_3_OUTPUT; + playing_notes = false; + return; + } + } + if (!note_resting && (notes_rest > 0)) { + note_resting = true; + note_frequency = 0; + note_length = notes_rest; + current_note--; + } else { + note_resting = false; + envelope_index = 0; + note_frequency = (*notes_pointer)[current_note][0]; + note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100); + } + + note_position = 0; + } + } + + if (!audio_config.enable) { + playing_notes = false; + playing_note = false; + } +} - if (envelope_index < 65535) { - envelope_index++; - } - freq = voice_envelope(freq); +void play_note(float freq, int vol) { - if (freq < 30.517578125) - freq = 30.52; - ICR3 = (int)(((double)F_CPU) / (freq * CPU_PRESCALER)); // Set max to the period - OCR3A = (int)((((double)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); // Set compare to half the period - } - #endif + if (!audio_initialized) { + audio_init(); } - // SAMPLE - // OCR4A = pgm_read_byte(&sample[(uint16_t)place_int]); - - // place_int++; - - // if (place_int >= sample_length) - // if (repeat) - // place_int -= sample_length; - // else - // TIMSK3 &= ~_BV(OCIE3A); - - - if (notes) { - #ifdef PWM_AUDIO - OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]) >> 0; - - place += note_frequency; - if (place >= SINE_LENGTH) - place -= SINE_LENGTH; - #else - if (note_frequency > 0) { - float freq; - - #ifdef VIBRATO_ENABLE - if (vibrato_strength > 0) { - freq = vibrato(note_frequency); - } else { - #else - { - #endif - freq = note_frequency; - } + if (audio_config.enable && voices < 8) { + DISABLE_AUDIO_COUNTER_3_ISR; - if (envelope_index < 65535) { - envelope_index++; - } - freq = voice_envelope(freq); + // Cancel notes if notes are playing + if (playing_notes) + stop_all_notes(); - ICR3 = (int)(((double)F_CPU) / (freq * CPU_PRESCALER)); // Set max to the period - OCR3A = (int)((((double)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); // Set compare to half the period - } else { - ICR3 = 0; - OCR3A = 0; - } - #endif - - - note_position++; - bool end_of_note = false; - if (ICR3 > 0) - end_of_note = (note_position >= (note_length / ICR3 * 0xFFFF)); - else - end_of_note = (note_position >= (note_length * 0x7FF)); - if (end_of_note) { - current_note++; - if (current_note >= notes_count) { - if (notes_repeat) { - current_note = 0; - } else { - #ifdef PWM_AUDIO - TIMSK3 &= ~_BV(OCIE3A); - #else - TIMSK3 &= ~_BV(OCIE3A); - TCCR3A &= ~_BV(COM3A1); - #endif - notes = false; - return; - } - } - if (!note_resting && (notes_rest > 0)) { - note_resting = true; - note_frequency = 0; - note_length = notes_rest; - current_note--; - } else { - note_resting = false; - #ifdef PWM_AUDIO - note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; - note_length = (*notes_pointer)[current_note][1] * (note_tempo / 100); - #else - envelope_index = 0; - note_frequency = (*notes_pointer)[current_note][0]; - note_length = ((*notes_pointer)[current_note][1] / 4) * (note_tempo / 100); - #endif - } - note_position = 0; - } + playing_note = true; - } + envelope_index = 0; + + if (freq > 0) { + frequencies[voices] = freq; + volumes[voices] = vol; + voices++; + } + + ENABLE_AUDIO_COUNTER_3_ISR; + ENABLE_AUDIO_COUNTER_3_OUTPUT; + } - if (!audio_config.enable) { - notes = false; - note = false; - } } -void play_note(float freq, int vol) { +void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) +{ - if (!inited) { + if (!audio_initialized) { audio_init(); } -if (audio_config.enable && voices < 8) { - TIMSK3 &= ~_BV(OCIE3A); - // Cancel notes if notes are playing - if (notes) - stop_all_notes(); - note = true; - envelope_index = 0; - #ifdef PWM_AUDIO - freq = freq / SAMPLE_RATE; - #endif - if (freq > 0) { - frequencies[voices] = freq; - volumes[voices] = vol; - voices++; - } + if (audio_config.enable) { + + DISABLE_AUDIO_COUNTER_3_ISR; + + // Cancel note if a note is playing + if (playing_note) + stop_all_notes(); + + playing_notes = true; + + notes_pointer = np; + notes_count = n_count; + notes_repeat = n_repeat; + notes_rest = n_rest; + + place = 0; + current_note = 0; + + note_frequency = (*notes_pointer)[current_note][0]; + note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100); + note_position = 0; + + + ENABLE_AUDIO_COUNTER_3_ISR; + ENABLE_AUDIO_COUNTER_3_OUTPUT; + } - #ifdef PWM_AUDIO - TIMSK3 |= _BV(OCIE3A); - #else - TIMSK3 |= _BV(OCIE3A); - TCCR3A |= _BV(COM3A1); - #endif } +bool is_playing_notes(void) { + return playing_notes; } -void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) { +void audio_toggle(void) { + audio_config.enable ^= 1; + eeconfig_update_audio(audio_config.raw); +} - if (!inited) { - audio_init(); - } +void audio_on(void) { + audio_config.enable = 1; + eeconfig_update_audio(audio_config.raw); +} -if (audio_config.enable) { - TIMSK3 &= ~_BV(OCIE3A); - // Cancel note if a note is playing - if (note) - stop_all_notes(); - notes = true; - - notes_pointer = np; - notes_count = n_count; - notes_repeat = n_repeat; - notes_rest = n_rest; - - place = 0; - current_note = 0; - #ifdef PWM_AUDIO - note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; - note_length = (*notes_pointer)[current_note][1] * (note_tempo / 100); - #else - note_frequency = (*notes_pointer)[current_note][0]; - note_length = ((*notes_pointer)[current_note][1] / 4) * (note_tempo / 100); - #endif - note_position = 0; +void audio_off(void) { + audio_config.enable = 0; + eeconfig_update_audio(audio_config.raw); +} +#ifdef VIBRATO_ENABLE - #ifdef PWM_AUDIO - TIMSK3 |= _BV(OCIE3A); - #else - TIMSK3 |= _BV(OCIE3A); - TCCR3A |= _BV(COM3A1); - #endif +// Vibrato rate functions + +void set_vibrato_rate(float rate) { + vibrato_rate = rate; } +void increase_vibrato_rate(float change) { + vibrato_rate *= change; } -#ifdef PWM_AUDIO -void play_sample(uint8_t * s, uint16_t l, bool r) { - if (!inited) { - audio_init(); - } +void decrease_vibrato_rate(float change) { + vibrato_rate /= change; +} - if (audio_config.enable) { - TIMSK3 &= ~_BV(OCIE3A); - stop_all_notes(); - place_int = 0; - sample = s; - sample_length = l; - repeat = r; +#ifdef VIBRATO_STRENGTH_ENABLE + +void set_vibrato_strength(float strength) { + vibrato_strength = strength; +} + +void increase_vibrato_strength(float change) { + vibrato_strength *= change; +} + +void decrease_vibrato_strength(float change) { + vibrato_strength /= change; +} + +#endif /* VIBRATO_STRENGTH_ENABLE */ + +#endif /* VIBRATO_ENABLE */ - TIMSK3 |= _BV(OCIE3A); +// Polyphony functions + +void set_polyphony_rate(float rate) { + polyphony_rate = rate; +} + +void enable_polyphony() { + polyphony_rate = 5; +} + +void disable_polyphony() { + polyphony_rate = 0; +} + +void increase_polyphony_rate(float change) { + polyphony_rate *= change; +} + +void decrease_polyphony_rate(float change) { + polyphony_rate /= change; +} + +// Timbre function + +void set_timbre(float timbre) { + note_timbre = timbre; +} + +// Tempo functions + +void set_tempo(uint8_t tempo) { + note_tempo = tempo; +} + +void decrease_tempo(uint8_t tempo_change) { + note_tempo += tempo_change; +} + +void increase_tempo(uint8_t tempo_change) { + if (note_tempo - tempo_change < 10) { + note_tempo = 10; + } else { + note_tempo -= tempo_change; } } -#endif + //------------------------------------------------------------------------------ // Override these functions in your keymap file to play different tunes on @@ -597,11 +478,8 @@ void play_startup_tone() { } - - __attribute__ ((weak)) void play_goodbye_tone() { - } //------------------------------------------------------------------------------ diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index 89769507e..3d706587a 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -56,7 +56,7 @@ void increase_polyphony_rate(float change); void decrease_polyphony_rate(float change); void set_timbre(float timbre); -void set_tempo(float tempo); +void set_tempo(uint8_t tempo); void increase_tempo(uint8_t tempo_change); void decrease_tempo(uint8_t tempo_change); @@ -83,7 +83,11 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) #define NOTE_ARRAY_SIZE(x) ((int16_t)(sizeof(x) / (sizeof(x[0])))) #define PLAY_NOTE_ARRAY(note_array, note_repeat, note_rest_style) play_notes(¬e_array, NOTE_ARRAY_SIZE((note_array)), (note_repeat), (note_rest_style)); + +bool is_playing_notes(void); void play_goodbye_tone(void); void play_startup_tone(void); + + #endif \ No newline at end of file diff --git a/quantum/audio/audio_pwm.c b/quantum/audio/audio_pwm.c new file mode 100644 index 000000000..328a253a7 --- /dev/null +++ b/quantum/audio/audio_pwm.c @@ -0,0 +1,643 @@ +#include +#include +//#include +#include +#include +#include +#include "print.h" +#include "audio.h" +#include "keymap_common.h" + +#include "eeconfig.h" + +#define PI 3.14159265 + +#define CPU_PRESCALER 8 + + +// Timer Abstractions + +// TIMSK3 - Timer/Counter #3 Interrupt Mask Register +// Turn on/off 3A interputs, stopping/enabling the ISR calls +#define ENABLE_AUDIO_COUNTER_3_ISR TIMSK3 |= _BV(OCIE3A) +#define DISABLE_AUDIO_COUNTER_3_ISR TIMSK3 &= ~_BV(OCIE3A) + + +// TCCR3A: Timer/Counter #3 Control Register +// Compare Output Mode (COM3An) = 0b00 = Normal port operation, OC3A disconnected from PC6 +#define ENABLE_AUDIO_COUNTER_3_OUTPUT TCCR3A |= _BV(COM3A1); +#define DISABLE_AUDIO_COUNTER_3_OUTPUT TCCR3A &= ~(_BV(COM3A1) | _BV(COM3A0)); + + +#define NOTE_PERIOD ICR3 +#define NOTE_DUTY_CYCLE OCR3A + + +#ifdef PWM_AUDIO + #include "wave.h" + #define SAMPLE_DIVIDER 39 + #define SAMPLE_RATE (2000000.0/SAMPLE_DIVIDER/2048) + // Resistor value of 1/ (2 * PI * 10nF * (2000000 hertz / SAMPLE_DIVIDER / 10)) for 10nF cap + + float places[8] = {0, 0, 0, 0, 0, 0, 0, 0}; + uint16_t place_int = 0; + bool repeat = true; +#endif + +void delay_us(int count) { + while(count--) { + _delay_us(1); + } +} + +int voices = 0; +int voice_place = 0; +float frequency = 0; +int volume = 0; +long position = 0; + +float frequencies[8] = {0, 0, 0, 0, 0, 0, 0, 0}; +int volumes[8] = {0, 0, 0, 0, 0, 0, 0, 0}; +bool sliding = false; + +float place = 0; + +uint8_t * sample; +uint16_t sample_length = 0; +// float freq = 0; + +bool playing_notes = false; +bool playing_note = false; +float note_frequency = 0; +float note_length = 0; +uint8_t note_tempo = TEMPO_DEFAULT; +float note_timbre = TIMBRE_DEFAULT; +uint16_t note_position = 0; +float (* notes_pointer)[][2]; +uint16_t notes_count; +bool notes_repeat; +float notes_rest; +bool note_resting = false; + +uint8_t current_note = 0; +uint8_t rest_counter = 0; + +#ifdef VIBRATO_ENABLE +float vibrato_counter = 0; +float vibrato_strength = .5; +float vibrato_rate = 0.125; +#endif + +float polyphony_rate = 0; + +static bool audio_initialized = false; + +audio_config_t audio_config; + +uint16_t envelope_index = 0; + +void audio_init() { + + // Check EEPROM + if (!eeconfig_is_enabled()) + { + eeconfig_init(); + } + audio_config.raw = eeconfig_read_audio(); + + #ifdef PWM_AUDIO + + PLLFRQ = _BV(PDIV2); + PLLCSR = _BV(PLLE); + while(!(PLLCSR & _BV(PLOCK))); + PLLFRQ |= _BV(PLLTM0); /* PCK 48MHz */ + + /* Init a fast PWM on Timer4 */ + TCCR4A = _BV(COM4A0) | _BV(PWM4A); /* Clear OC4A on Compare Match */ + TCCR4B = _BV(CS40); /* No prescaling => f = PCK/256 = 187500Hz */ + OCR4A = 0; + + /* Enable the OC4A output */ + DDRC |= _BV(PORTC6); + + DISABLE_AUDIO_COUNTER_3_ISR; // Turn off 3A interputs + + TCCR3A = 0x0; // Options not needed + TCCR3B = _BV(CS31) | _BV(CS30) | _BV(WGM32); // 64th prescaling and CTC + OCR3A = SAMPLE_DIVIDER - 1; // Correct count/compare, related to sample playback + + #else + + // Set port PC6 (OC3A and /OC4A) as output + DDRC |= _BV(PORTC6); + + DISABLE_AUDIO_COUNTER_3_ISR; + + // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers + // Compare Output Mode (COM3An) = 0b00 = Normal port operation, OC3A disconnected from PC6 + // Waveform Generation Mode (WGM3n) = 0b1110 = Fast PWM Mode 14 (Period = ICR3, Duty Cycle = OCR3A) + // Clock Select (CS3n) = 0b010 = Clock / 8 + TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); + TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); + + #endif + + audio_initialized = true; +} + +void stop_all_notes() { + if (!audio_initialized) { + audio_init(); + } + voices = 0; + #ifdef PWM_AUDIO + DISABLE_AUDIO_COUNTER_3_ISR; + #else + DISABLE_AUDIO_COUNTER_3_ISR; + DISABLE_AUDIO_COUNTER_3_OUTPUT; + #endif + + playing_notes = false; + playing_note = false; + frequency = 0; + volume = 0; + + for (uint8_t i = 0; i < 8; i++) + { + frequencies[i] = 0; + volumes[i] = 0; + } +} + +void stop_note(float freq) +{ + if (playing_note) { + if (!audio_initialized) { + audio_init(); + } + #ifdef PWM_AUDIO + freq = freq / SAMPLE_RATE; + #endif + for (int i = 7; i >= 0; i--) { + if (frequencies[i] == freq) { + frequencies[i] = 0; + volumes[i] = 0; + for (int j = i; (j < 7); j++) { + frequencies[j] = frequencies[j+1]; + frequencies[j+1] = 0; + volumes[j] = volumes[j+1]; + volumes[j+1] = 0; + } + break; + } + } + voices--; + if (voices < 0) + voices = 0; + if (voice_place >= voices) { + voice_place = 0; + } + if (voices == 0) { + #ifdef PWM_AUDIO + DISABLE_AUDIO_COUNTER_3_ISR; + #else + DISABLE_AUDIO_COUNTER_3_ISR; + DISABLE_AUDIO_COUNTER_3_OUTPUT; + #endif + frequency = 0; + volume = 0; + playing_note = false; + } + } +} + +#ifdef VIBRATO_ENABLE + +float mod(float a, int b) +{ + float r = fmod(a, b); + return r < 0 ? r + b : r; +} + +float vibrato(float average_freq) { + #ifdef VIBRATO_STRENGTH_ENABLE + float vibrated_freq = average_freq * pow(vibrato_lut[(int)vibrato_counter], vibrato_strength); + #else + float vibrated_freq = average_freq * vibrato_lut[(int)vibrato_counter]; + #endif + vibrato_counter = mod((vibrato_counter + vibrato_rate * (1.0 + 440.0/average_freq)), VIBRATO_LUT_LENGTH); + return vibrated_freq; +} + +#endif + +ISR(TIMER3_COMPA_vect) +{ + if (playing_note) { + #ifdef PWM_AUDIO + if (voices == 1) { + // SINE + OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]) >> 2; + + // SQUARE + // if (((int)place) >= 1024){ + // OCR4A = 0xFF >> 2; + // } else { + // OCR4A = 0x00; + // } + + // SAWTOOTH + // OCR4A = (int)place / 4; + + // TRIANGLE + // if (((int)place) >= 1024) { + // OCR4A = (int)place / 2; + // } else { + // OCR4A = 2048 - (int)place / 2; + // } + + place += frequency; + + if (place >= SINE_LENGTH) + place -= SINE_LENGTH; + + } else { + int sum = 0; + for (int i = 0; i < voices; i++) { + // SINE + sum += pgm_read_byte(&sinewave[(uint16_t)places[i]]) >> 2; + + // SQUARE + // if (((int)places[i]) >= 1024){ + // sum += 0xFF >> 2; + // } else { + // sum += 0x00; + // } + + places[i] += frequencies[i]; + + if (places[i] >= SINE_LENGTH) + places[i] -= SINE_LENGTH; + } + OCR4A = sum; + } + #else + if (voices > 0) { + float freq; + if (polyphony_rate > 0) { + if (voices > 1) { + voice_place %= voices; + if (place++ > (frequencies[voice_place] / polyphony_rate / CPU_PRESCALER)) { + voice_place = (voice_place + 1) % voices; + place = 0.0; + } + } + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(frequencies[voice_place]); + } else { + #else + { + #endif + freq = frequencies[voice_place]; + } + } else { + if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) { + frequency = frequency * pow(2, 440/frequency/12/2); + } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) { + frequency = frequency * pow(2, -440/frequency/12/2); + } else { + frequency = frequencies[voices - 1]; + } + + + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(frequency); + } else { + #else + { + #endif + freq = frequency; + } + } + + if (envelope_index < 65535) { + envelope_index++; + } + freq = voice_envelope(freq); + + if (freq < 30.517578125) + freq = 30.52; + NOTE_PERIOD = (int)(((double)F_CPU) / (freq * CPU_PRESCALER)); // Set max to the period + NOTE_DUTY_CYCLE = (int)((((double)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); // Set compare to half the period + } + #endif + } + + // SAMPLE + // OCR4A = pgm_read_byte(&sample[(uint16_t)place_int]); + + // place_int++; + + // if (place_int >= sample_length) + // if (repeat) + // place_int -= sample_length; + // else + // DISABLE_AUDIO_COUNTER_3_ISR; + + + if (playing_notes) { + #ifdef PWM_AUDIO + OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]) >> 0; + + place += note_frequency; + if (place >= SINE_LENGTH) + place -= SINE_LENGTH; + #else + if (note_frequency > 0) { + float freq; + + #ifdef VIBRATO_ENABLE + if (vibrato_strength > 0) { + freq = vibrato(note_frequency); + } else { + #else + { + #endif + freq = note_frequency; + } + + if (envelope_index < 65535) { + envelope_index++; + } + freq = voice_envelope(freq); + + NOTE_PERIOD = (int)(((double)F_CPU) / (freq * CPU_PRESCALER)); // Set max to the period + NOTE_DUTY_CYCLE = (int)((((double)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre); // Set compare to half the period + } else { + NOTE_PERIOD = 0; + NOTE_DUTY_CYCLE = 0; + } + #endif + + + note_position++; + bool end_of_note = false; + if (NOTE_PERIOD > 0) + end_of_note = (note_position >= (note_length / NOTE_PERIOD * 0xFFFF)); + else + end_of_note = (note_position >= (note_length * 0x7FF)); + if (end_of_note) { + current_note++; + if (current_note >= notes_count) { + if (notes_repeat) { + current_note = 0; + } else { + #ifdef PWM_AUDIO + DISABLE_AUDIO_COUNTER_3_ISR; + #else + DISABLE_AUDIO_COUNTER_3_ISR; + DISABLE_AUDIO_COUNTER_3_OUTPUT; + #endif + playing_notes = false; + return; + } + } + if (!note_resting && (notes_rest > 0)) { + note_resting = true; + note_frequency = 0; + note_length = notes_rest; + current_note--; + } else { + note_resting = false; + #ifdef PWM_AUDIO + note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; + note_length = (*notes_pointer)[current_note][1] * (((float)note_tempo) / 100); + #else + envelope_index = 0; + note_frequency = (*notes_pointer)[current_note][0]; + note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100); + #endif + } + note_position = 0; + } + + } + + if (!audio_config.enable) { + playing_notes = false; + playing_note = false; + } +} + +void play_note(float freq, int vol) { + + if (!audio_initialized) { + audio_init(); + } + + if (audio_config.enable && voices < 8) { + DISABLE_AUDIO_COUNTER_3_ISR; + + // Cancel notes if notes are playing + if (playing_notes) + stop_all_notes(); + + playing_note = true; + + envelope_index = 0; + + #ifdef PWM_AUDIO + freq = freq / SAMPLE_RATE; + #endif + if (freq > 0) { + frequencies[voices] = freq; + volumes[voices] = vol; + voices++; + } + + #ifdef PWM_AUDIO + ENABLE_AUDIO_COUNTER_3_ISR; + #else + ENABLE_AUDIO_COUNTER_3_ISR; + ENABLE_AUDIO_COUNTER_3_OUTPUT; + #endif + } + +} + +void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) +{ + + if (!audio_initialized) { + audio_init(); + } + + if (audio_config.enable) { + + DISABLE_AUDIO_COUNTER_3_ISR; + + // Cancel note if a note is playing + if (playing_note) + stop_all_notes(); + + playing_notes = true; + + notes_pointer = np; + notes_count = n_count; + notes_repeat = n_repeat; + notes_rest = n_rest; + + place = 0; + current_note = 0; + + #ifdef PWM_AUDIO + note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; + note_length = (*notes_pointer)[current_note][1] * (((float)note_tempo) / 100); + #else + note_frequency = (*notes_pointer)[current_note][0]; + note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100); + #endif + note_position = 0; + + + #ifdef PWM_AUDIO + ENABLE_AUDIO_COUNTER_3_ISR; + #else + ENABLE_AUDIO_COUNTER_3_ISR; + ENABLE_AUDIO_COUNTER_3_OUTPUT; + #endif + } + +} + +#ifdef PWM_AUDIO +void play_sample(uint8_t * s, uint16_t l, bool r) { + if (!audio_initialized) { + audio_init(); + } + + if (audio_config.enable) { + DISABLE_AUDIO_COUNTER_3_ISR; + stop_all_notes(); + place_int = 0; + sample = s; + sample_length = l; + repeat = r; + + ENABLE_AUDIO_COUNTER_3_ISR; + } +} +#endif + + +void audio_toggle(void) { + audio_config.enable ^= 1; + eeconfig_update_audio(audio_config.raw); +} + +void audio_on(void) { + audio_config.enable = 1; + eeconfig_update_audio(audio_config.raw); +} + +void audio_off(void) { + audio_config.enable = 0; + eeconfig_update_audio(audio_config.raw); +} + +#ifdef VIBRATO_ENABLE + +// Vibrato rate functions + +void set_vibrato_rate(float rate) { + vibrato_rate = rate; +} + +void increase_vibrato_rate(float change) { + vibrato_rate *= change; +} + +void decrease_vibrato_rate(float change) { + vibrato_rate /= change; +} + +#ifdef VIBRATO_STRENGTH_ENABLE + +void set_vibrato_strength(float strength) { + vibrato_strength = strength; +} + +void increase_vibrato_strength(float change) { + vibrato_strength *= change; +} + +void decrease_vibrato_strength(float change) { + vibrato_strength /= change; +} + +#endif /* VIBRATO_STRENGTH_ENABLE */ + +#endif /* VIBRATO_ENABLE */ + +// Polyphony functions + +void set_polyphony_rate(float rate) { + polyphony_rate = rate; +} + +void enable_polyphony() { + polyphony_rate = 5; +} + +void disable_polyphony() { + polyphony_rate = 0; +} + +void increase_polyphony_rate(float change) { + polyphony_rate *= change; +} + +void decrease_polyphony_rate(float change) { + polyphony_rate /= change; +} + +// Timbre function + +void set_timbre(float timbre) { + note_timbre = timbre; +} + +// Tempo functions + +void set_tempo(uint8_t tempo) { + note_tempo = tempo; +} + +void decrease_tempo(uint8_t tempo_change) { + note_tempo += tempo_change; +} + +void increase_tempo(uint8_t tempo_change) { + if (note_tempo - tempo_change < 10) { + note_tempo = 10; + } else { + note_tempo -= tempo_change; + } +} + + +//------------------------------------------------------------------------------ +// Override these functions in your keymap file to play different tunes on +// startup and bootloader jump +__attribute__ ((weak)) +void play_startup_tone() +{ +} + +__attribute__ ((weak)) +void play_goodbye_tone() +{ +} +//------------------------------------------------------------------------------ diff --git a/quantum/audio/frequency_lut.h b/quantum/audio/frequency_lut.h deleted file mode 100644 index e62da5be4..000000000 --- a/quantum/audio/frequency_lut.h +++ /dev/null @@ -1,357 +0,0 @@ -#include -#include -#include - -#define FREQUENCY_LUT_LENGTH 349 - -const uint16_t FREQUENCY_LUT[FREQUENCY_LUT_LENGTH] = { -0x8E0B, -0x8C02, -0x8A00, -0x8805, -0x8612, -0x8426, -0x8241, -0x8063, -0x7E8C, -0x7CBB, -0x7AF2, -0x792E, -0x7772, -0x75BB, -0x740B, -0x7261, -0x70BD, -0x6F20, -0x6D88, -0x6BF6, -0x6A69, -0x68E3, -0x6762, -0x65E6, -0x6470, -0x6300, -0x6194, -0x602E, -0x5ECD, -0x5D71, -0x5C1A, -0x5AC8, -0x597B, -0x5833, -0x56EF, -0x55B0, -0x5475, -0x533F, -0x520E, -0x50E1, -0x4FB8, -0x4E93, -0x4D73, -0x4C57, -0x4B3E, -0x4A2A, -0x491A, -0x480E, -0x4705, -0x4601, -0x4500, -0x4402, -0x4309, -0x4213, -0x4120, -0x4031, -0x3F46, -0x3E5D, -0x3D79, -0x3C97, -0x3BB9, -0x3ADD, -0x3A05, -0x3930, -0x385E, -0x3790, -0x36C4, -0x35FB, -0x3534, -0x3471, -0x33B1, -0x32F3, -0x3238, -0x3180, -0x30CA, -0x3017, -0x2F66, -0x2EB8, -0x2E0D, -0x2D64, -0x2CBD, -0x2C19, -0x2B77, -0x2AD8, -0x2A3A, -0x299F, -0x2907, -0x2870, -0x27DC, -0x2749, -0x26B9, -0x262B, -0x259F, -0x2515, -0x248D, -0x2407, -0x2382, -0x2300, -0x2280, -0x2201, -0x2184, -0x2109, -0x2090, -0x2018, -0x1FA3, -0x1F2E, -0x1EBC, -0x1E4B, -0x1DDC, -0x1D6E, -0x1D02, -0x1C98, -0x1C2F, -0x1BC8, -0x1B62, -0x1AFD, -0x1A9A, -0x1A38, -0x19D8, -0x1979, -0x191C, -0x18C0, -0x1865, -0x180B, -0x17B3, -0x175C, -0x1706, -0x16B2, -0x165E, -0x160C, -0x15BB, -0x156C, -0x151D, -0x14CF, -0x1483, -0x1438, -0x13EE, -0x13A4, -0x135C, -0x1315, -0x12CF, -0x128A, -0x1246, -0x1203, -0x11C1, -0x1180, -0x1140, -0x1100, -0x10C2, -0x1084, -0x1048, -0x100C, -0xFD1, -0xF97, -0xF5E, -0xF25, -0xEEE, -0xEB7, -0xE81, -0xE4C, -0xE17, -0xDE4, -0xDB1, -0xD7E, -0xD4D, -0xD1C, -0xCEC, -0xCBC, -0xC8E, -0xC60, -0xC32, -0xC05, -0xBD9, -0xBAE, -0xB83, -0xB59, -0xB2F, -0xB06, -0xADD, -0xAB6, -0xA8E, -0xA67, -0xA41, -0xA1C, -0x9F7, -0x9D2, -0x9AE, -0x98A, -0x967, -0x945, -0x923, -0x901, -0x8E0, -0x8C0, -0x8A0, -0x880, -0x861, -0x842, -0x824, -0x806, -0x7E8, -0x7CB, -0x7AF, -0x792, -0x777, -0x75B, -0x740, -0x726, -0x70B, -0x6F2, -0x6D8, -0x6BF, -0x6A6, -0x68E, -0x676, -0x65E, -0x647, -0x630, -0x619, -0x602, -0x5EC, -0x5D7, -0x5C1, -0x5AC, -0x597, -0x583, -0x56E, -0x55B, -0x547, -0x533, -0x520, -0x50E, -0x4FB, -0x4E9, -0x4D7, -0x4C5, -0x4B3, -0x4A2, -0x491, -0x480, -0x470, -0x460, -0x450, -0x440, -0x430, -0x421, -0x412, -0x403, -0x3F4, -0x3E5, -0x3D7, -0x3C9, -0x3BB, -0x3AD, -0x3A0, -0x393, -0x385, -0x379, -0x36C, -0x35F, -0x353, -0x347, -0x33B, -0x32F, -0x323, -0x318, -0x30C, -0x301, -0x2F6, -0x2EB, -0x2E0, -0x2D6, -0x2CB, -0x2C1, -0x2B7, -0x2AD, -0x2A3, -0x299, -0x290, -0x287, -0x27D, -0x274, -0x26B, -0x262, -0x259, -0x251, -0x248, -0x240, -0x238, -0x230, -0x228, -0x220, -0x218, -0x210, -0x209, -0x201, -0x1FA, -0x1F2, -0x1EB, -0x1E4, -0x1DD, -0x1D6, -0x1D0, -0x1C9, -0x1C2, -0x1BC, -0x1B6, -0x1AF, -0x1A9, -0x1A3, -0x19D, -0x197, -0x191, -0x18C, -0x186, -0x180, -0x17B, -0x175, -0x170, -0x16B, -0x165, -0x160, -0x15B, -0x156, -0x151, -0x14C, -0x148, -0x143, -0x13E, -0x13A, -0x135, -0x131, -0x12C, -0x128, -0x124, -0x120, -0x11C, -0x118, -0x114, -0x110, -0x10C, -0x108, -0x104, -0x100, -0xFD, -0xF9, -0xF5, -0xF2, -0xEE -}; \ No newline at end of file diff --git a/quantum/audio/luts.c b/quantum/audio/luts.c new file mode 100644 index 000000000..9f3de9a05 --- /dev/null +++ b/quantum/audio/luts.c @@ -0,0 +1,382 @@ +#include +#include +#include +#include "luts.h" + +const float vibrato_lut[VIBRATO_LUT_LENGTH] = +{ + 1.0022336811487, + 1.0042529943610, + 1.0058584256028, + 1.0068905285205, + 1.0072464122237, + 1.0068905285205, + 1.0058584256028, + 1.0042529943610, + 1.0022336811487, + 1.0000000000000, + 0.9977712970630, + 0.9957650169978, + 0.9941756956510, + 0.9931566259436, + 0.9928057204913, + 0.9931566259436, + 0.9941756956510, + 0.9957650169978, + 0.9977712970630, + 1.0000000000000, +}; + +const uint16_t frequency_lut[FREQUENCY_LUT_LENGTH] = +{ + 0x8E0B, + 0x8C02, + 0x8A00, + 0x8805, + 0x8612, + 0x8426, + 0x8241, + 0x8063, + 0x7E8C, + 0x7CBB, + 0x7AF2, + 0x792E, + 0x7772, + 0x75BB, + 0x740B, + 0x7261, + 0x70BD, + 0x6F20, + 0x6D88, + 0x6BF6, + 0x6A69, + 0x68E3, + 0x6762, + 0x65E6, + 0x6470, + 0x6300, + 0x6194, + 0x602E, + 0x5ECD, + 0x5D71, + 0x5C1A, + 0x5AC8, + 0x597B, + 0x5833, + 0x56EF, + 0x55B0, + 0x5475, + 0x533F, + 0x520E, + 0x50E1, + 0x4FB8, + 0x4E93, + 0x4D73, + 0x4C57, + 0x4B3E, + 0x4A2A, + 0x491A, + 0x480E, + 0x4705, + 0x4601, + 0x4500, + 0x4402, + 0x4309, + 0x4213, + 0x4120, + 0x4031, + 0x3F46, + 0x3E5D, + 0x3D79, + 0x3C97, + 0x3BB9, + 0x3ADD, + 0x3A05, + 0x3930, + 0x385E, + 0x3790, + 0x36C4, + 0x35FB, + 0x3534, + 0x3471, + 0x33B1, + 0x32F3, + 0x3238, + 0x3180, + 0x30CA, + 0x3017, + 0x2F66, + 0x2EB8, + 0x2E0D, + 0x2D64, + 0x2CBD, + 0x2C19, + 0x2B77, + 0x2AD8, + 0x2A3A, + 0x299F, + 0x2907, + 0x2870, + 0x27DC, + 0x2749, + 0x26B9, + 0x262B, + 0x259F, + 0x2515, + 0x248D, + 0x2407, + 0x2382, + 0x2300, + 0x2280, + 0x2201, + 0x2184, + 0x2109, + 0x2090, + 0x2018, + 0x1FA3, + 0x1F2E, + 0x1EBC, + 0x1E4B, + 0x1DDC, + 0x1D6E, + 0x1D02, + 0x1C98, + 0x1C2F, + 0x1BC8, + 0x1B62, + 0x1AFD, + 0x1A9A, + 0x1A38, + 0x19D8, + 0x1979, + 0x191C, + 0x18C0, + 0x1865, + 0x180B, + 0x17B3, + 0x175C, + 0x1706, + 0x16B2, + 0x165E, + 0x160C, + 0x15BB, + 0x156C, + 0x151D, + 0x14CF, + 0x1483, + 0x1438, + 0x13EE, + 0x13A4, + 0x135C, + 0x1315, + 0x12CF, + 0x128A, + 0x1246, + 0x1203, + 0x11C1, + 0x1180, + 0x1140, + 0x1100, + 0x10C2, + 0x1084, + 0x1048, + 0x100C, + 0xFD1, + 0xF97, + 0xF5E, + 0xF25, + 0xEEE, + 0xEB7, + 0xE81, + 0xE4C, + 0xE17, + 0xDE4, + 0xDB1, + 0xD7E, + 0xD4D, + 0xD1C, + 0xCEC, + 0xCBC, + 0xC8E, + 0xC60, + 0xC32, + 0xC05, + 0xBD9, + 0xBAE, + 0xB83, + 0xB59, + 0xB2F, + 0xB06, + 0xADD, + 0xAB6, + 0xA8E, + 0xA67, + 0xA41, + 0xA1C, + 0x9F7, + 0x9D2, + 0x9AE, + 0x98A, + 0x967, + 0x945, + 0x923, + 0x901, + 0x8E0, + 0x8C0, + 0x8A0, + 0x880, + 0x861, + 0x842, + 0x824, + 0x806, + 0x7E8, + 0x7CB, + 0x7AF, + 0x792, + 0x777, + 0x75B, + 0x740, + 0x726, + 0x70B, + 0x6F2, + 0x6D8, + 0x6BF, + 0x6A6, + 0x68E, + 0x676, + 0x65E, + 0x647, + 0x630, + 0x619, + 0x602, + 0x5EC, + 0x5D7, + 0x5C1, + 0x5AC, + 0x597, + 0x583, + 0x56E, + 0x55B, + 0x547, + 0x533, + 0x520, + 0x50E, + 0x4FB, + 0x4E9, + 0x4D7, + 0x4C5, + 0x4B3, + 0x4A2, + 0x491, + 0x480, + 0x470, + 0x460, + 0x450, + 0x440, + 0x430, + 0x421, + 0x412, + 0x403, + 0x3F4, + 0x3E5, + 0x3D7, + 0x3C9, + 0x3BB, + 0x3AD, + 0x3A0, + 0x393, + 0x385, + 0x379, + 0x36C, + 0x35F, + 0x353, + 0x347, + 0x33B, + 0x32F, + 0x323, + 0x318, + 0x30C, + 0x301, + 0x2F6, + 0x2EB, + 0x2E0, + 0x2D6, + 0x2CB, + 0x2C1, + 0x2B7, + 0x2AD, + 0x2A3, + 0x299, + 0x290, + 0x287, + 0x27D, + 0x274, + 0x26B, + 0x262, + 0x259, + 0x251, + 0x248, + 0x240, + 0x238, + 0x230, + 0x228, + 0x220, + 0x218, + 0x210, + 0x209, + 0x201, + 0x1FA, + 0x1F2, + 0x1EB, + 0x1E4, + 0x1DD, + 0x1D6, + 0x1D0, + 0x1C9, + 0x1C2, + 0x1BC, + 0x1B6, + 0x1AF, + 0x1A9, + 0x1A3, + 0x19D, + 0x197, + 0x191, + 0x18C, + 0x186, + 0x180, + 0x17B, + 0x175, + 0x170, + 0x16B, + 0x165, + 0x160, + 0x15B, + 0x156, + 0x151, + 0x14C, + 0x148, + 0x143, + 0x13E, + 0x13A, + 0x135, + 0x131, + 0x12C, + 0x128, + 0x124, + 0x120, + 0x11C, + 0x118, + 0x114, + 0x110, + 0x10C, + 0x108, + 0x104, + 0x100, + 0xFD, + 0xF9, + 0xF5, + 0xF2, + 0xEE, +}; + diff --git a/quantum/audio/luts.h b/quantum/audio/luts.h new file mode 100644 index 000000000..7df3078a7 --- /dev/null +++ b/quantum/audio/luts.h @@ -0,0 +1,15 @@ +#include +#include +#include + +#ifndef LUTS_H +#define LUTS_H + +#define VIBRATO_LUT_LENGTH 20 + +#define FREQUENCY_LUT_LENGTH 349 + +extern const float vibrato_lut[VIBRATO_LUT_LENGTH]; +extern const uint16_t frequency_lut[FREQUENCY_LUT_LENGTH]; + +#endif /* LUTS_H */ \ No newline at end of file diff --git a/quantum/audio/vibrato_lut.h b/quantum/audio/vibrato_lut.h deleted file mode 100644 index a2b1f3e5c..000000000 --- a/quantum/audio/vibrato_lut.h +++ /dev/null @@ -1,28 +0,0 @@ -#include -#include -#include - -#define VIBRATO_LUT_LENGTH 20 - -const float VIBRATO_LUT[VIBRATO_LUT_LENGTH] = { \ -1.00223368114872, -1.00425299436105, -1.00585842560279, -1.00689052852052, -1.0072464122237, -1.00689052852052, -1.00585842560279, -1.00425299436105, -1.00223368114872, -1, -0.99777129706302, -0.99576501699778, -0.994175695650927, -0.993156625943589, -0.992805720491269, -0.993156625943589, -0.994175695650927, -0.99576501699778, -0.99777129706302, -1 -}; \ No newline at end of file diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c index d2316ba1b..6d4172a06 100644 --- a/quantum/audio/voices.c +++ b/quantum/audio/voices.c @@ -1,6 +1,6 @@ #include "voices.h" +#include "audio.h" #include "stdlib.h" -#include "vibrato_lut.h" // these are imported from audio.c extern uint16_t envelope_index; @@ -109,7 +109,7 @@ float voice_envelope(float frequency) { case 0 ... VOICE_VIBRATO_DELAY: break; default: - frequency = frequency * VIBRATO_LUT[(int)fmod((((float)compensated_index - (VOICE_VIBRATO_DELAY + 1))/1000*VOICE_VIBRATO_SPEED), VIBRATO_LUT_LENGTH)]; + frequency = frequency * vibrato_lut[(int)fmod((((float)compensated_index - (VOICE_VIBRATO_DELAY + 1))/1000*VOICE_VIBRATO_SPEED), VIBRATO_LUT_LENGTH)]; break; } break; @@ -160,4 +160,6 @@ float voice_envelope(float frequency) { } return frequency; -} \ No newline at end of file +} + + diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h index 74c873f42..b2495b23b 100644 --- a/quantum/audio/voices.h +++ b/quantum/audio/voices.h @@ -2,8 +2,7 @@ #include #include #include -#include "musical_notes.h" -#include "song_list.h" +#include "luts.h" #ifndef VOICES_H #define VOICES_H -- cgit v1.2.3-24-g4f1b From 3f02637f4dd765803671c2611191beb096d60b36 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Mon, 9 May 2016 13:17:15 -0400 Subject: Backlight Breathing for Planck and Atomic * Updated personal layouts * tweaked personal * Nightly - Audio Cleanup Refactored the LUTs. Abstracted some of the registers out of audio to use more functional names. Split audio into audio and audio_pwm. WIP * nightly - collapsed code * Added check for note playing to LEDs * Usability tweaks * TWEAE * nightly added extra kcs to keymap common * turned on Plank audio * Added backlight breathing to atomic * reverted accidental merge * adds backlight pulse to planck --- quantum/audio/audio.c | 4 ++++ quantum/audio/audio.h | 11 ++++++----- 2 files changed, 10 insertions(+), 5 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index 3a7f0f556..27b64f8c9 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -374,6 +374,10 @@ bool is_playing_notes(void) { return playing_notes; } +bool is_audio_on(void) { + return (audio_config.enable != 0); +} + void audio_toggle(void) { audio_config.enable ^= 1; eeconfig_update_audio(audio_config.raw); diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index 3d706587a..4ba879bbb 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -25,6 +25,7 @@ typedef union { }; } audio_config_t; +bool is_audio_on(void); void audio_toggle(void); void audio_on(void); void audio_off(void); @@ -71,11 +72,11 @@ void stop_note(float freq); void stop_all_notes(void); void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest); -#define SCALE (int []){ 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), } +#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. -- cgit v1.2.3-24-g4f1b From 15719f3574c6274ee0f3ec87431927c5a523aa3e Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Sun, 15 May 2016 00:40:59 -0400 Subject: adds a sequencer to the music mode (#330) * implements leader key for planck experimental * allows override of leader timeout * adds ability to use the leader key in seq * fixes leader keycode * adds chording prototype * fixes keycode detection * moves music mode to quantum.c * disables chording by default * adds music sequencer functionality * implements audio/music functions in quantum.c * Merge branch 'master' into process-record --- quantum/audio/audio.c | 11 +++++------ quantum/audio/audio.h | 1 + 2 files changed, 6 insertions(+), 6 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index 27b64f8c9..243f49f0e 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -478,12 +478,11 @@ void increase_tempo(uint8_t tempo_change) { // Override these functions in your keymap file to play different tunes on // startup and bootloader jump __attribute__ ((weak)) -void play_startup_tone() -{ -} +void play_startup_tone() {} __attribute__ ((weak)) -void play_goodbye_tone() -{ -} +void play_goodbye_tone() {} + +__attribute__ ((weak)) +void audio_on_callback(void) {} //------------------------------------------------------------------------------ diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index 4ba879bbb..fe8506131 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -29,6 +29,7 @@ bool is_audio_on(void); void audio_toggle(void); void audio_on(void); void audio_off(void); +void audio_on_callback(void); // Vibrato rate functions -- cgit v1.2.3-24-g4f1b From 0428214b905e5f8b3bed721885957ce249ba4991 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Wed, 18 May 2016 23:14:00 -0400 Subject: adds music and audio toggles (#337) * Updated personal layouts * tweaked personal * Nightly - Audio Cleanup Refactored the LUTs. Abstracted some of the registers out of audio to use more functional names. Split audio into audio and audio_pwm. WIP * nightly - collapsed code * Added check for note playing to LEDs * Usability tweaks * TWEAE * nightly added extra kcs to keymap common * turned on Plank audio * Added backlight breathing to atomic * reverted accidental merge * Added music and audio toggles to Quantum.c * Redid the audio callbacks * music/audio_on_user --- quantum/audio/audio.c | 8 +++++++- quantum/audio/audio.h | 6 +++--- 2 files changed, 10 insertions(+), 4 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index 243f49f0e..32f64417e 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -381,11 +381,14 @@ bool is_audio_on(void) { void audio_toggle(void) { audio_config.enable ^= 1; eeconfig_update_audio(audio_config.raw); + if (audio_config.enable) + audio_on_user(); } void audio_on(void) { audio_config.enable = 1; eeconfig_update_audio(audio_config.raw); + audio_on_user(); } void audio_off(void) { @@ -484,5 +487,8 @@ __attribute__ ((weak)) void play_goodbye_tone() {} __attribute__ ((weak)) -void audio_on_callback(void) {} +void audio_on_user() {} + +__attribute__ ((weak)) +void play_music_scale() {} //------------------------------------------------------------------------------ diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index fe8506131..b46f587bb 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -29,7 +29,6 @@ bool is_audio_on(void); void audio_toggle(void); void audio_on(void); void audio_off(void); -void audio_on_callback(void); // Vibrato rate functions @@ -87,9 +86,10 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) bool is_playing_notes(void); + void play_goodbye_tone(void); void play_startup_tone(void); - - +void audio_on_user(void); +void play_music_scale(void); #endif \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 287eb7ad148abc8fe3fb014218d71e205fd9131d Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Tue, 24 May 2016 11:56:53 -0400 Subject: Converted audio play functions to *_user (#349) * Updated personal layouts * tweaked personal * Nightly - Audio Cleanup Refactored the LUTs. Abstracted some of the registers out of audio to use more functional names. Split audio into audio and audio_pwm. WIP * nightly - collapsed code * Added check for note playing to LEDs * Usability tweaks * TWEAE * nightly added extra kcs to keymap common * turned on Plank audio * Added backlight breathing to atomic * reverted accidental merge * Added music and audio toggles to Quantum.c * Redid the audio callbacks * Adjusted default planck layout to use the user tone naming * tabs to spaces * Rewrote the ALL recipe to allow for faster parallel make * tabs to spaces * Renamed custom event functions to be 'startup_user' and 'shutdown_user'. Also moved the prototypes around. * Tweaked pvc atomic layout to work with the pvc planck. * updates midi scale calling --- quantum/audio/audio.c | 17 ----------------- quantum/audio/audio.h | 6 +----- 2 files changed, 1 insertion(+), 22 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index 32f64417e..3ca249fdf 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -475,20 +475,3 @@ void increase_tempo(uint8_t tempo_change) { note_tempo -= tempo_change; } } - - -//------------------------------------------------------------------------------ -// Override these functions in your keymap file to play different tunes on -// startup and bootloader jump -__attribute__ ((weak)) -void play_startup_tone() {} - -__attribute__ ((weak)) -void play_goodbye_tone() {} - -__attribute__ ((weak)) -void audio_on_user() {} - -__attribute__ ((weak)) -void play_music_scale() {} -//------------------------------------------------------------------------------ diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index b46f587bb..00d45f7ac 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -5,6 +5,7 @@ #include "musical_notes.h" #include "song_list.h" #include "voices.h" +#include "quantum.h" #ifndef AUDIO_H #define AUDIO_H @@ -87,9 +88,4 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest) bool is_playing_notes(void); -void play_goodbye_tone(void); -void play_startup_tone(void); -void audio_on_user(void); -void play_music_scale(void); - #endif \ No newline at end of file -- cgit v1.2.3-24-g4f1b From db32864ce7029d758f57729cc2f75e051a28d0a2 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Sat, 18 Jun 2016 14:30:24 -0400 Subject: Cleans up quantum/keymap situation, removes extra lufa folders (#416) * sorts out keycodes * move midi around * remove mbed * replaces keymap with qmk/keymap_common * fixes keymap.h * keymap, config, quantum rearrange * removes unneeded lufa stuff --- quantum/audio/audio.c | 2 +- quantum/audio/audio_pwm.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c index 3ca249fdf..ead5fbf3e 100644 --- a/quantum/audio/audio.c +++ b/quantum/audio/audio.c @@ -6,7 +6,7 @@ #include #include "print.h" #include "audio.h" -#include "keymap_common.h" +#include "keymap.h" #include "eeconfig.h" diff --git a/quantum/audio/audio_pwm.c b/quantum/audio/audio_pwm.c index 328a253a7..f820eec1b 100644 --- a/quantum/audio/audio_pwm.c +++ b/quantum/audio/audio_pwm.c @@ -6,7 +6,7 @@ #include #include "print.h" #include "audio.h" -#include "keymap_common.h" +#include "keymap.h" #include "eeconfig.h" -- cgit v1.2.3-24-g4f1b From 215c2119af5281072d5a6efb0308408793cadd08 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Wed, 29 Jun 2016 16:21:41 -0400 Subject: Implements subprojects and updates projects for this (#459) * non-working commit * working * subprojects implemented for planck * pass a subproject variable through to c * consolidates clueboard revisions * thanks for letting me know about conflicts.. * turn off audio for yang's * corrects starting paths for subprojects * messing around with travis * semicolon * travis script * travis script * script for travis * correct directory (probably), amend files to commit * remove origin before adding * git pull, correct syntax * git checkout * git pull origin branch * where are we? * where are we? * merging * force things to happen * adds commit message, adds add * rebase, no commit message * rebase branch * idk! * try just pull * fetch - merge * specify repo branch * checkout * goddammit * merge? idk * pls * after all * don't split up keyboards * syntax * adds quick for all-keyboards * trying out new script * script update * lowercase * all keyboards * stop replacing compiled.hex automatically * adds if statement * skip automated build branches * forces push to automated build branch * throw an add in there * upstream? * adds AUTOGEN * ignore all .hex files again * testing out new repo * global ident * generate script, keyboard_keymap.hex * skip generation for now, print pandoc info, submodule update * try trusty * and sudo * try generate * updates subprojects to keyboards * no idea * updates to keyboards * cleans up clueboard stuff * setup to use local readme * updates cluepad, planck experimental * remove extra led.c [ci skip] * disable power up for now * config files updates * makefile updates * .h file updates, config tuning * disable audio for yang --- quantum/audio/audio.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'quantum/audio') diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h index 00d45f7ac..47f326ea0 100644 --- a/quantum/audio/audio.h +++ b/quantum/audio/audio.h @@ -1,3 +1,6 @@ +#ifndef AUDIO_H +#define AUDIO_H + #include #include #include @@ -7,9 +10,6 @@ #include "voices.h" #include "quantum.h" -#ifndef AUDIO_H -#define AUDIO_H - // Largely untested PWM audio mode (doesn't sound as good) // #define PWM_AUDIO -- cgit v1.2.3-24-g4f1b From 7d0345ef25b5e1924f1e98c76d78607778e0b17d Mon Sep 17 00:00:00 2001 From: JeeBak Kim Date: Sat, 30 Jul 2016 01:52:33 -0700 Subject: Add IN_LIKE_FLINT song --- quantum/audio/song_list.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'quantum/audio') diff --git a/quantum/audio/song_list.h b/quantum/audio/song_list.h index fc6fcdeef..8022ca672 100644 --- a/quantum/audio/song_list.h +++ b/quantum/audio/song_list.h @@ -28,6 +28,14 @@ Q__NOTE(_E4), Q__NOTE(_C4), \ Q__NOTE(_E4), +/* Requires: PLAY_NOTE_ARRAY(..., ..., STACCATO); */ +#define IN_LIKE_FLINT \ + E__NOTE(_AS4), E__NOTE(_AS4), QD_NOTE(_B4), \ + E__NOTE(_AS4), E__NOTE(_B4), QD_NOTE(_CS4), \ + E__NOTE(_B4), E__NOTE(_CS4), QD_NOTE(_DS4), \ + E__NOTE(_CS4), E__NOTE(_B4), QD_NOTE(_AS4), \ + E__NOTE(_AS4), E__NOTE(_AS4), QD_NOTE(_B4), + #define GOODBYE_SOUND \ E__NOTE(_E7), \ E__NOTE(_A6), \ -- cgit v1.2.3-24-g4f1b