diff options
Diffstat (limited to 'quantum')
| -rw-r--r-- | quantum/audio.c | 362 | ||||
| -rw-r--r-- | quantum/audio.h (renamed from quantum/beeps.h) | 7 | ||||
| -rw-r--r-- | quantum/beeps.c | 246 | ||||
| -rw-r--r-- | quantum/keymap_midi.c | 21 | ||||
| -rw-r--r-- | quantum/keymap_midi.h | 2 | ||||
| -rw-r--r-- | quantum/keymap_unicode.c | 2 | ||||
| -rw-r--r-- | quantum/quantum.mk | 7 | ||||
| -rw-r--r-- | quantum/wave.h | 265 |
8 files changed, 649 insertions, 263 deletions
diff --git a/quantum/audio.c b/quantum/audio.c new file mode 100644 index 0000000000..3a3a1a4910 --- /dev/null +++ b/quantum/audio.c @@ -0,0 +1,362 @@ +#include <stdio.h> +#include <string.h> +#include <math.h> +#include <avr/pgmspace.h> +#include <avr/interrupt.h> +#include <avr/io.h> + +#include "audio.h" +#include "keymap_common.h" + +#define PI 3.14159265 + +// #define PWM_AUDIO + +#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 +#endif + +void delay_us(int count) { + while(count--) { + _delay_us(1); + } +} + +int voices = 0; +int voice_place = 0; +double frequency = 0; +int volume = 0; +long position = 0; + +double 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; +int value = 128; +float place = 0; +float places[8] = {0, 0, 0, 0, 0, 0, 0, 0}; + +uint16_t place_int = 0; +bool repeat = true; +uint8_t * sample; +uint16_t sample_length = 0; + + +bool notes = false; +bool note = false; +float note_frequency = 0; +float note_length = 0; +uint16_t note_position = 0; +float (* notes_pointer)[][2]; +uint8_t notes_length; +bool notes_repeat; +uint8_t current_note = 0; + +void stop_all_notes() { + 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(double freq) { + #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; + } + } + } + voices--; + if (voices < 0) + voices = 0; + if (voices == 0) { + #ifdef PWM_AUDIO + TIMSK3 &= ~_BV(OCIE3A); + #else + TIMSK3 &= ~_BV(OCIE3A); + TCCR3A &= ~_BV(COM3A1); + #endif + frequency = 0; + volume = 0; + note = false; + } else { + double freq = frequencies[voices - 1]; + int vol = volumes[voices - 1]; + double starting_f = frequency; + if (frequency < freq) { + sliding = true; + for (double f = starting_f; f <= freq; f += ((freq - starting_f) / 2000.0)) { + frequency = f; + } + sliding = false; + } else if (frequency > freq) { + sliding = true; + for (double f = starting_f; f >= freq; f -= ((starting_f - freq) / 2000.0)) { + frequency = f; + } + sliding = false; + } + frequency = freq; + volume = vol; + } +} + +void init_notes() { + + #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 +} + + +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 (frequency > 0) { + // ICR3 = (int)(((double)F_CPU) / frequency); // Set max to the period + // OCR3A = (int)(((double)F_CPU) / frequency) >> 1; // Set compare to half the period + if (place > 10) { + voice_place = (voice_place + 1) % voices; + place = 0.0; + } + ICR3 = (int)(((double)F_CPU) / frequencies[voice_place]); // Set max to the period + OCR3A = (int)(((double)F_CPU) / frequencies[voice_place]) >> 1; // Set compare to half the period + place++; + } + #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) { + ICR3 = (int)(((double)F_CPU) / note_frequency); // Set max to the period + OCR3A = (int)(((double)F_CPU) / note_frequency) >> 1; // Set compare to half the period + } + #endif + + + note_position++; + if (note_position >= note_length) { + current_note++; + if (current_note >= notes_length) { + if (notes_repeat) { + current_note = 0; + } else { + #ifdef PWM_AUDIO + TIMSK3 &= ~_BV(OCIE3A); + #else + TIMSK3 &= ~_BV(OCIE3A); + TCCR3A &= ~_BV(COM3A1); + #endif + notes = false; + return; + } + } + #ifdef PWM_AUDIO + note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; + note_length = (*notes_pointer)[current_note][1]; + #else + note_frequency = (*notes_pointer)[current_note][0]; + note_length = (*notes_pointer)[current_note][1] / 4; + #endif + note_position = 0; + } + + } + +} + +void play_notes(float (*np)[][2], uint8_t n_length, bool n_repeat) { + if (note) + stop_all_notes(); + notes = true; + + notes_pointer = np; + notes_length = n_length; + notes_repeat = n_repeat; + + place = 0; + current_note = 0; + #ifdef PWM_AUDIO + note_frequency = (*notes_pointer)[current_note][0] / SAMPLE_RATE; + note_length = (*notes_pointer)[current_note][1]; + #else + note_frequency = (*notes_pointer)[current_note][0]; + note_length = (*notes_pointer)[current_note][1] / 4; + #endif + note_position = 0; + + + #ifdef PWM_AUDIO + TIMSK3 |= _BV(OCIE3A); + #else + TIMSK3 |= _BV(OCIE3A); + TCCR3A |= _BV(COM3A1); + #endif +} + +void play_sample(uint8_t * s, uint16_t l, bool r) { + stop_all_notes(); + place_int = 0; + sample = s; + sample_length = l; + repeat = r; + + #ifdef PWM_AUDIO + TIMSK3 |= _BV(OCIE3A); + #else + #endif +} + +void play_note(double freq, int vol) { + if (notes) + stop_all_notes(); + note = true; + #ifdef PWM_AUDIO + freq = freq / SAMPLE_RATE; + #endif + if (freq > 0) { + if (frequency != 0) { + double starting_f = frequency; + if (frequency < freq) { + for (double f = starting_f; f <= freq; f += ((freq - starting_f) / 2000.0)) { + frequency = f; + } + } else if (frequency > freq) { + for (double f = starting_f; f >= freq; f -= ((starting_f - freq) / 2000.0)) { + frequency = f; + } + } + } + frequency = freq; + volume = vol; + + frequencies[voices] = frequency; + volumes[voices] = volume; + voices++; + } + + #ifdef PWM_AUDIO + TIMSK3 |= _BV(OCIE3A); + #else + TIMSK3 |= _BV(OCIE3A); + TCCR3A |= _BV(COM3A1); + #endif + +}
\ No newline at end of file diff --git a/quantum/beeps.h b/quantum/audio.h index 378983c605..99203cea7a 100644 --- a/quantum/beeps.h +++ b/quantum/audio.h @@ -3,10 +3,9 @@ #include <avr/io.h> #include <util/delay.h> -void note(int x, float length); -void beeps(); -void true_note(float x, float y, float length); +void play_sample(uint8_t * s, uint16_t l, bool r); void play_note(double freq, int vol); void stop_note(double freq); void stop_all_notes(); -void init_notes();
\ No newline at end of file +void init_notes(); +void play_notes(float (*np)[][2], uint8_t n_length, bool n_repeat);
\ No newline at end of file diff --git a/quantum/beeps.c b/quantum/beeps.c deleted file mode 100644 index 8d1f81f210..0000000000 --- a/quantum/beeps.c +++ /dev/null @@ -1,246 +0,0 @@ -#include "beeps.h" -#include <math.h> -#include <avr/pgmspace.h> -#include <avr/interrupt.h> -#include <avr/io.h> - -#define PI 3.14159265 - -void delay_us(int count) { - while(count--) { - _delay_us(1); - } -} - -int voices = 0; -double frequency = 0; -int volume = 0; -int position = 0; - -double frequencies[8] = {0, 0, 0, 0, 0, 0, 0, 0}; -int volumes[8] = {0, 0, 0, 0, 0, 0, 0, 0}; -bool sliding = false; -#define RANGE 1000 -volatile int i=0; //elements of the wave - - -void beeps() { - play_notes(); -} - -void send_freq(double freq, int vol) { - int duty = (((double)F_CPU) / freq); - ICR3 = duty; // Set max to the period - OCR3A = duty >> (0x10 - vol); // Set compare to half the period -} - -void stop_all_notes() { - voices = 0; - TCCR3A = 0; - TCCR3B = 0; - frequency = 0; - volume = 0; - - for (int i = 0; i < 8; i++) { - frequencies[i] = 0; - volumes[i] = 0; - } -} - -void stop_note(double freq) { - 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; - } - } - } - voices--; - if (voices < 0) - voices = 0; - if (voices == 0) { - TCCR3A = 0; - TCCR3B = 0; - frequency = 0; - volume = 0; - } else { - double freq = frequencies[voices - 1]; - int vol = volumes[voices - 1]; - if (frequency < freq) { - sliding = true; - for (double f = frequency; f <= freq; f += ((freq - frequency) / 500.0)) { - send_freq(f, vol); - } - sliding = false; - } else if (frequency > freq) { - sliding = true; - for (double f = frequency; f >= freq; f -= ((frequency - freq) / 500.0)) { - send_freq(f, vol); - } - sliding = false; - } - send_freq(freq, vol); - frequency = freq; - volume = vol; - } -} - -void init_notes() { - // TCCR1A = (1 << COM1A1) | (0 << COM1A0) | (1 << WGM11) | (1 << WGM10); - // TCCR1B = (1 << COM1B1) | (0 << COM1A0) | (1 << WGM13) | (1 << WGM12) | (0 << CS12) | (0 << CS11) | (1 << CS10); - - // DDRC |= (1<<6); - - // TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); - // TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (0 << CS31) | (1 << CS30); - - // ICR3 = 0xFFFF; - // OCR3A = (int)((float)wave[i]*ICR3/RANGE); //go to next array element - - - // cli(); - - // /* Enable interrupt on timer2 == 127, with clk/8 prescaler. At 16MHz, - // this gives a timer interrupt at 15625Hz. */ - // TIMSK3 = (1 << OCIE3A); - - // /* clear/reset timer on match */ - // // TCCR3A = 1<<WGM31 | 0<<WGM30; CTC mode, reset on match - // // TCCR3B = 0<<CS32 | 1<<CS31 | 0<<CS30; /* clk, /8 prescaler */ - - // TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); - // TCCR3B = (0 << WGM33) | (0 << WGM32) | (0 << CS32) | (0 << CS31) | (1 << CS30); - - - // TCCR1A = (1 << COM1A1) | (0 << COM1A0) | (1 << WGM11) | (0 << WGM10); - // TCCR1B = (1 << WGM12) | (0 << CS12) | (0 << CS11) | (1 << CS10); - // // SPCR = 0x50; - // // SPSR = 0x01; - // DDRC |= (1<<6); - // // ICR3 = 0xFFFF; - // // OCR3A=80; - // PORTC |= (1<<6); - - // sei(); -} - -// #define highByte(c) ((c >> 8) & 0x00FF) -// #define lowByte(c) (c & 0x00FF) - -ISR(TIMER3_COMPA_vect) { - - if (ICR3 > 0 && !sliding) { - switch (position) { - case 0: { - int duty = (((double)F_CPU) / (frequency)); - ICR3 = duty; // Set max to the period - OCR3A = duty >> 1; // Set compare to half the period - break; - } - case 1: { - int duty = (((double)F_CPU) / (frequency*2)); - ICR3 = duty; // Set max to the period - OCR3A = duty >> 1; // Set compare to half the period - break; - } - case 2: { - int duty = (((double)F_CPU) / (frequency*3)); - ICR3 = duty; // Set max to the period - OCR3A = duty >> 1; // Set compare to half the period - break; - } - } - position = (position + 1) % 3; - } -// /* OCR2A has been cleared, per TCCR2A above */ -// // OCR3A = 127; - -// // pos1 += incr1; -// // pos2 += incr2; -// // pos3 += incr3; - -// // sample = sinewave[highByte(pos1)] + sinewave[highByte(pos2)] + sinewave[highByte(pos3)]; - -// // OCR3A = sample; - - -// OCR3A=pgm_read_byte(&sinewave[pos1]); -// pos1++; -// // PORTC &= ~(1<<6); - -// /* buffered, 1x gain, active mode */ -// // SPDR = highByte(sample) | 0x70; -// // while (!(SPSR & (1<<SPIF))); - -// // SPDR = lowByte(sample); -// // while (!(SPSR & (1<<SPIF))); - -// // PORTC |= (1<<6); -} - -void play_note(double freq, int vol) { - - if (freq > 0) { - DDRC |= (1<<6); - - TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); - TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); - - if (frequency != 0) { - if (frequency < freq) { - for (double f = frequency; f <= freq; f += ((freq - frequency) / 500.0)) { - send_freq(f, vol); - } - } else if (frequency > freq) { - for (double f = frequency; f >= freq; f -= ((frequency - freq) / 500.0)) { - send_freq(f, vol); - } - } - } - send_freq(freq, vol); - frequency = freq; - volume = vol; - - frequencies[voices] = frequency; - volumes[voices] = volume; - voices++; - } - // ICR3 = 0xFFFF; - // for (int i = 0; i < 10000; i++) { - // OCR3A = round((sin(i*freq)*.5)+.5)*0xFFFF; - // // _delay_us(50); - // } - - // TCCR3A = 0; - // TCCR3B = 0; -} - -// void note(int x, float length) { -// DDRC |= (1<<6); -// int t = (int)(440*pow(2,-x/12.0)); // starting note -// for (int y = 0; y < length*1000/t; y++) { // note length -// PORTC |= (1<<6); -// delay_us(t); -// PORTC &= ~(1<<6); -// delay_us(t); -// } -// PORTC &= ~(1<<6); -// } - -// void true_note(float x, float y, float length) { -// for (uint32_t i = 0; i < length * 50; i++) { -// uint32_t v = (uint32_t) (round(sin(PI*2*i*640000*pow(2, x/12.0))*.5+1 + sin(PI*2*i*640000*pow(2, y/12.0))*.5+1) / 2 * pow(2, 8)); -// for (int u = 0; u < 8; u++) { -// if (v & (1 << u) && !(PORTC&(1<<6))) -// PORTC |= (1<<6); -// else if (PORTC&(1<<6)) -// PORTC &= ~(1<<6); -// } -// } -// PORTC &= ~(1<<6); -// }
\ No newline at end of file diff --git a/quantum/keymap_midi.c b/quantum/keymap_midi.c index b7eba3ab76..e37ea31039 100644 --- a/quantum/keymap_midi.c +++ b/quantum/keymap_midi.c @@ -17,7 +17,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #include "keymap_common.h" #include "keymap_midi.h" -#include <lufa.h> uint8_t starting_note = 0x0C; int offset = 7; @@ -35,7 +34,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.key.col == (MATRIX_COLS - 1) && record->event.key.row == (MATRIX_ROWS - 1)) { if (record->event.pressed) { starting_note++; - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); midi_send_cc(&midi_device, 0, 0x7B, 0); midi_send_cc(&midi_device, 1, 0x7B, 0); midi_send_cc(&midi_device, 2, 0x7B, 0); @@ -43,7 +42,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); return; } else { - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); stop_all_notes(); return; } @@ -51,7 +50,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.key.col == (MATRIX_COLS - 2) && record->event.key.row == (MATRIX_ROWS - 1)) { if (record->event.pressed) { starting_note--; - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); midi_send_cc(&midi_device, 0, 0x7B, 0); midi_send_cc(&midi_device, 1, 0x7B, 0); midi_send_cc(&midi_device, 2, 0x7B, 0); @@ -59,7 +58,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); return; } else { - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); stop_all_notes(); return; } @@ -74,9 +73,9 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); stop_all_notes(); for (int i = 0; i <= 7; i++) { - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); _delay_us(80000); - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); _delay_us(8000); } return; @@ -90,9 +89,9 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); stop_all_notes(); for (int i = 0; i <= 7; i++) { - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); _delay_us(80000); - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); _delay_us(8000); } return; @@ -101,10 +100,10 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.pressed) { // midi_send_noteon(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127); midi_send_noteon(&midi_device, 0, (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row), 127); - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row)), 0xF); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row)), 0xF); } else { // midi_send_noteoff(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127); midi_send_noteoff(&midi_device, 0, (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row), 127); - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row))); } }
\ No newline at end of file diff --git a/quantum/keymap_midi.h b/quantum/keymap_midi.h index c5917f884e..a89420ce2a 100644 --- a/quantum/keymap_midi.h +++ b/quantum/keymap_midi.h @@ -18,6 +18,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #ifndef KEYMAP_MIDI_H #define KEYMAP_MIDI_H +#include <lufa.h> + #define MIDI 0x6000 #define MIDI12 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000 diff --git a/quantum/keymap_unicode.c b/quantum/keymap_unicode.c index a9357edec7..a44965e611 100644 --- a/quantum/keymap_unicode.c +++ b/quantum/keymap_unicode.c @@ -30,6 +30,8 @@ uint16_t hextokeycode(int hex) { void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) { + // For more info on how this works per OS, see here: https://en.wikipedia.org/wiki/Unicode_input#Hexadecimal_code_input + if (record->event.pressed) { uint16_t unicode = (opt << 8) | id; register_code(KC_LALT); diff --git a/quantum/quantum.mk b/quantum/quantum.mk index c82e478725..81a53f2035 100644 --- a/quantum/quantum.mk +++ b/quantum/quantum.mk @@ -9,8 +9,11 @@ ifndef CUSTOM_MATRIX endif ifdef MIDI_ENABLE - SRC += $(QUANTUM_DIR)/keymap_midi.c \ - $(QUANTUM_DIR)/beeps.c + SRC += $(QUANTUM_DIR)/keymap_midi.c +endif + +ifdef AUDIO_ENABLE + SRC += $(QUANTUM_DIR)/audio.c endif ifdef UNICODE_ENABLE diff --git a/quantum/wave.h b/quantum/wave.h new file mode 100644 index 0000000000..6ebc348519 --- /dev/null +++ b/quantum/wave.h @@ -0,0 +1,265 @@ +#include <avr/io.h> +#include <avr/interrupt.h> +#include <avr/pgmspace.h> + +#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, 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\ No newline at end of file |