1 /* Copyright 2016-2017 Yang Liu
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #include <avr/eeprom.h>
19 #include <avr/interrupt.h>
26 #include "led_tables.h"
28 #ifndef RGBLIGHT_LIMIT_VAL
29 #define RGBLIGHT_LIMIT_VAL 255
32 #define MIN(a,b) (((a)<(b))?(a):(b))
33 #define MAX(a,b) (((a)>(b))?(a):(b))
35 __attribute__ ((weak))
36 const uint8_t RGBLED_BREATHING_INTERVALS[] PROGMEM = {30, 20, 10, 5};
37 __attribute__ ((weak))
38 const uint8_t RGBLED_RAINBOW_MOOD_INTERVALS[] PROGMEM = {120, 60, 30};
39 __attribute__ ((weak))
40 const uint8_t RGBLED_RAINBOW_SWIRL_INTERVALS[] PROGMEM = {100, 50, 20};
41 __attribute__ ((weak))
42 const uint8_t RGBLED_SNAKE_INTERVALS[] PROGMEM = {100, 50, 20};
43 __attribute__ ((weak))
44 const uint8_t RGBLED_KNIGHT_INTERVALS[] PROGMEM = {127, 63, 31};
45 __attribute__ ((weak))
46 const uint16_t RGBLED_GRADIENT_RANGES[] PROGMEM = {360, 240, 180, 120, 90};
47 __attribute__ ((weak))
48 const uint16_t RGBLED_RGBTEST_INTERVALS[] PROGMEM = {1024};
50 rgblight_config_t rgblight_config;
52 LED_TYPE led[RGBLED_NUM];
53 bool rgblight_timer_enabled = false;
55 void sethsv(uint16_t hue, uint8_t sat, uint8_t val, LED_TYPE *led1) {
56 uint8_t r = 0, g = 0, b = 0, base, color;
58 if (val > RGBLIGHT_LIMIT_VAL) {
59 val=RGBLIGHT_LIMIT_VAL; // limit the val
62 if (sat == 0) { // Acromatic color (gray). Hue doesn't mind.
67 base = ((255 - sat) * val) >> 8;
68 color = (val - base) * (hue % 60) / 60;
103 r = pgm_read_byte(&CIE1931_CURVE[r]);
104 g = pgm_read_byte(&CIE1931_CURVE[g]);
105 b = pgm_read_byte(&CIE1931_CURVE[b]);
107 setrgb(r, g, b, led1);
110 void setrgb(uint8_t r, uint8_t g, uint8_t b, LED_TYPE *led1) {
117 uint32_t eeconfig_read_rgblight(void) {
119 return eeprom_read_dword(EECONFIG_RGBLIGHT);
124 void eeconfig_update_rgblight(uint32_t val) {
126 eeprom_update_dword(EECONFIG_RGBLIGHT, val);
129 void eeconfig_update_rgblight_default(void) {
130 //dprintf("eeconfig_update_rgblight_default\n");
131 rgblight_config.enable = 1;
132 rgblight_config.mode = 1;
133 rgblight_config.hue = 0;
134 rgblight_config.sat = 255;
135 rgblight_config.val = RGBLIGHT_LIMIT_VAL;
136 rgblight_config.speed = 0;
137 eeconfig_update_rgblight(rgblight_config.raw);
139 void eeconfig_debug_rgblight(void) {
140 dprintf("rgblight_config eprom\n");
141 dprintf("rgblight_config.enable = %d\n", rgblight_config.enable);
142 dprintf("rghlight_config.mode = %d\n", rgblight_config.mode);
143 dprintf("rgblight_config.hue = %d\n", rgblight_config.hue);
144 dprintf("rgblight_config.sat = %d\n", rgblight_config.sat);
145 dprintf("rgblight_config.val = %d\n", rgblight_config.val);
146 dprintf("rgblight_config.speed = %d\n", rgblight_config.speed);
149 void rgblight_init(void) {
150 debug_enable = 1; // Debug ON!
151 dprintf("rgblight_init called.\n");
152 dprintf("rgblight_init start!\n");
153 if (!eeconfig_is_enabled()) {
154 dprintf("rgblight_init eeconfig is not enabled.\n");
156 eeconfig_update_rgblight_default();
158 rgblight_config.raw = eeconfig_read_rgblight();
159 if (!rgblight_config.mode) {
160 dprintf("rgblight_init rgblight_config.mode = 0. Write default values to EEPROM.\n");
161 eeconfig_update_rgblight_default();
162 rgblight_config.raw = eeconfig_read_rgblight();
164 eeconfig_debug_rgblight(); // display current eeprom values
166 #ifdef RGBLIGHT_ANIMATIONS
167 rgblight_timer_init(); // setup the timer
170 if (rgblight_config.enable) {
171 rgblight_mode_noeeprom(rgblight_config.mode);
175 void rgblight_update_dword(uint32_t dword) {
176 rgblight_config.raw = dword;
177 eeconfig_update_rgblight(rgblight_config.raw);
178 if (rgblight_config.enable)
179 rgblight_mode(rgblight_config.mode);
181 #ifdef RGBLIGHT_ANIMATIONS
182 rgblight_timer_disable();
188 void rgblight_increase(void) {
190 if (rgblight_config.mode < RGBLIGHT_MODES) {
191 mode = rgblight_config.mode + 1;
195 void rgblight_decrease(void) {
197 // Mode will never be < 1. If it ever is, eeprom needs to be initialized.
198 if (rgblight_config.mode > 1) {
199 mode = rgblight_config.mode - 1;
203 void rgblight_step(void) {
205 mode = rgblight_config.mode + 1;
206 if (mode > RGBLIGHT_MODES) {
211 void rgblight_step_reverse(void) {
213 mode = rgblight_config.mode - 1;
215 mode = RGBLIGHT_MODES;
220 uint32_t rgblight_get_mode(void) {
221 if (!rgblight_config.enable) {
225 return rgblight_config.mode;
228 void rgblight_mode_eeprom_helper(uint8_t mode, bool write_to_eeprom) {
229 if (!rgblight_config.enable) {
233 rgblight_config.mode = 1;
234 } else if (mode > RGBLIGHT_MODES) {
235 rgblight_config.mode = RGBLIGHT_MODES;
237 rgblight_config.mode = mode;
239 if (write_to_eeprom) {
240 eeconfig_update_rgblight(rgblight_config.raw);
241 xprintf("rgblight mode [EEPROM]: %u\n", rgblight_config.mode);
243 xprintf("rgblight mode [NOEEPROM]: %u\n", rgblight_config.mode);
245 if (rgblight_config.mode == 1) {
246 #ifdef RGBLIGHT_ANIMATIONS
247 rgblight_timer_disable();
249 } else if ((rgblight_config.mode >= 2 && rgblight_config.mode <= 24) ||
250 rgblight_config.mode == 35 || rgblight_config.mode == 36) {
251 // MODE 2-5, breathing
252 // MODE 6-8, rainbow mood
253 // MODE 9-14, rainbow swirl
255 // MODE 21-23, knight
258 // MODE 36, alterating
260 #ifdef RGBLIGHT_ANIMATIONS
261 rgblight_timer_enable();
263 } else if (rgblight_config.mode >= 25 && rgblight_config.mode <= 34) {
264 // MODE 25-34, static gradient
266 #ifdef RGBLIGHT_ANIMATIONS
267 rgblight_timer_disable();
270 rgblight_sethsv_noeeprom(rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
273 void rgblight_mode(uint8_t mode) {
274 rgblight_mode_eeprom_helper(mode, true);
277 void rgblight_mode_noeeprom(uint8_t mode) {
278 rgblight_mode_eeprom_helper(mode, false);
282 void rgblight_toggle(void) {
283 xprintf("rgblight toggle [EEPROM]: rgblight_config.enable = %u\n", !rgblight_config.enable);
284 if (rgblight_config.enable) {
292 void rgblight_toggle_noeeprom(void) {
293 xprintf("rgblight toggle [NOEEPROM]: rgblight_config.enable = %u\n", !rgblight_config.enable);
294 if (rgblight_config.enable) {
295 rgblight_disable_noeeprom();
298 rgblight_enable_noeeprom();
302 void rgblight_enable(void) {
303 rgblight_config.enable = 1;
304 // No need to update EEPROM here. rgblight_mode() will do that, actually
305 //eeconfig_update_rgblight(rgblight_config.raw);
306 xprintf("rgblight enable [EEPROM]: rgblight_config.enable = %u\n", rgblight_config.enable);
307 rgblight_mode(rgblight_config.mode);
310 void rgblight_enable_noeeprom(void) {
311 rgblight_config.enable = 1;
312 xprintf("rgblight enable [NOEEPROM]: rgblight_config.enable = %u\n", rgblight_config.enable);
313 rgblight_mode_noeeprom(rgblight_config.mode);
316 void rgblight_disable(void) {
317 rgblight_config.enable = 0;
318 eeconfig_update_rgblight(rgblight_config.raw);
319 xprintf("rgblight disable [EEPROM]: rgblight_config.enable = %u\n", rgblight_config.enable);
320 #ifdef RGBLIGHT_ANIMATIONS
321 rgblight_timer_disable();
327 void rgblight_disable_noeeprom(void) {
328 rgblight_config.enable = 0;
329 xprintf("rgblight disable [noEEPROM]: rgblight_config.enable = %u\n", rgblight_config.enable);
330 #ifdef RGBLIGHT_ANIMATIONS
331 rgblight_timer_disable();
338 // Deals with the messy details of incrementing an integer
339 uint8_t increment( uint8_t value, uint8_t step, uint8_t min, uint8_t max ) {
340 int16_t new_value = value;
342 return MIN( MAX( new_value, min ), max );
345 uint8_t decrement( uint8_t value, uint8_t step, uint8_t min, uint8_t max ) {
346 int16_t new_value = value;
348 return MIN( MAX( new_value, min ), max );
351 void rgblight_increase_hue(void) {
353 hue = (rgblight_config.hue+RGBLIGHT_HUE_STEP) % 360;
354 rgblight_sethsv(hue, rgblight_config.sat, rgblight_config.val);
356 void rgblight_decrease_hue(void) {
358 if (rgblight_config.hue-RGBLIGHT_HUE_STEP < 0) {
359 hue = (rgblight_config.hue + 360 - RGBLIGHT_HUE_STEP) % 360;
361 hue = (rgblight_config.hue - RGBLIGHT_HUE_STEP) % 360;
363 rgblight_sethsv(hue, rgblight_config.sat, rgblight_config.val);
365 void rgblight_increase_sat(void) {
367 if (rgblight_config.sat + RGBLIGHT_SAT_STEP > 255) {
370 sat = rgblight_config.sat + RGBLIGHT_SAT_STEP;
372 rgblight_sethsv(rgblight_config.hue, sat, rgblight_config.val);
374 void rgblight_decrease_sat(void) {
376 if (rgblight_config.sat - RGBLIGHT_SAT_STEP < 0) {
379 sat = rgblight_config.sat - RGBLIGHT_SAT_STEP;
381 rgblight_sethsv(rgblight_config.hue, sat, rgblight_config.val);
383 void rgblight_increase_val(void) {
385 if (rgblight_config.val + RGBLIGHT_VAL_STEP > RGBLIGHT_LIMIT_VAL) {
386 val = RGBLIGHT_LIMIT_VAL;
388 val = rgblight_config.val + RGBLIGHT_VAL_STEP;
390 rgblight_sethsv(rgblight_config.hue, rgblight_config.sat, val);
392 void rgblight_decrease_val(void) {
394 if (rgblight_config.val - RGBLIGHT_VAL_STEP < 0) {
397 val = rgblight_config.val - RGBLIGHT_VAL_STEP;
399 rgblight_sethsv(rgblight_config.hue, rgblight_config.sat, val);
401 void rgblight_increase_speed(void) {
402 rgblight_config.speed = increment( rgblight_config.speed, 1, 0, 3 );
403 eeconfig_update_rgblight(rgblight_config.raw);//EECONFIG needs to be increased to support this
406 void rgblight_decrease_speed(void) {
407 rgblight_config.speed = decrement( rgblight_config.speed, 1, 0, 3 );
408 eeconfig_update_rgblight(rgblight_config.raw);//EECONFIG needs to be increased to support this
411 void rgblight_sethsv_noeeprom_old(uint16_t hue, uint8_t sat, uint8_t val) {
412 if (rgblight_config.enable) {
414 sethsv(hue, sat, val, &tmp_led);
415 // dprintf("rgblight set hue [MEMORY]: %u,%u,%u\n", inmem_config.hue, inmem_config.sat, inmem_config.val);
416 rgblight_setrgb(tmp_led.r, tmp_led.g, tmp_led.b);
420 void rgblight_sethsv_eeprom_helper(uint16_t hue, uint8_t sat, uint8_t val, bool write_to_eeprom) {
421 if (rgblight_config.enable) {
422 if (rgblight_config.mode == 1) {
425 sethsv(hue, sat, val, &tmp_led);
426 rgblight_setrgb(tmp_led.r, tmp_led.g, tmp_led.b);
428 // all LEDs in same color
429 if (rgblight_config.mode >= 2 && rgblight_config.mode <= 5) {
430 // breathing mode, ignore the change of val, use in memory value instead
431 val = rgblight_config.val;
432 } else if (rgblight_config.mode >= 6 && rgblight_config.mode <= 14) {
433 // rainbow mood and rainbow swirl, ignore the change of hue
434 hue = rgblight_config.hue;
435 } else if (rgblight_config.mode >= 25 && rgblight_config.mode <= 34) {
438 int8_t direction = ((rgblight_config.mode - 25) % 2) ? -1 : 1;
439 uint16_t range = pgm_read_word(&RGBLED_GRADIENT_RANGES[(rgblight_config.mode - 25) / 2]);
440 for (uint8_t i = 0; i < RGBLED_NUM; i++) {
441 _hue = (range / RGBLED_NUM * i * direction + hue + 360) % 360;
442 dprintf("rgblight rainbow set hsv: %u,%u,%d,%u\n", i, _hue, direction, range);
443 sethsv(_hue, sat, val, (LED_TYPE *)&led[i]);
448 rgblight_config.hue = hue;
449 rgblight_config.sat = sat;
450 rgblight_config.val = val;
451 if (write_to_eeprom) {
452 eeconfig_update_rgblight(rgblight_config.raw);
453 xprintf("rgblight set hsv [EEPROM]: %u,%u,%u\n", rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
455 xprintf("rgblight set hsv [NOEEPROM]: %u,%u,%u\n", rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
460 void rgblight_sethsv(uint16_t hue, uint8_t sat, uint8_t val) {
461 rgblight_sethsv_eeprom_helper(hue, sat, val, true);
464 void rgblight_sethsv_noeeprom(uint16_t hue, uint8_t sat, uint8_t val) {
465 rgblight_sethsv_eeprom_helper(hue, sat, val, false);
468 uint16_t rgblight_get_hue(void) {
469 return rgblight_config.hue;
472 uint8_t rgblight_get_sat(void) {
473 return rgblight_config.sat;
476 uint8_t rgblight_get_val(void) {
477 return rgblight_config.val;
480 void rgblight_setrgb(uint8_t r, uint8_t g, uint8_t b) {
481 if (!rgblight_config.enable) { return; }
483 for (uint8_t i = 0; i < RGBLED_NUM; i++) {
491 void rgblight_setrgb_at(uint8_t r, uint8_t g, uint8_t b, uint8_t index) {
492 if (!rgblight_config.enable || index >= RGBLED_NUM) { return; }
500 void rgblight_sethsv_at(uint16_t hue, uint8_t sat, uint8_t val, uint8_t index) {
501 if (!rgblight_config.enable) { return; }
504 sethsv(hue, sat, val, &tmp_led);
505 rgblight_setrgb_at(tmp_led.r, tmp_led.g, tmp_led.b, index);
508 #ifndef RGBLIGHT_CUSTOM_DRIVER
509 void rgblight_set(void) {
510 if (rgblight_config.enable) {
512 ws2812_setleds_rgbw(led, RGBLED_NUM);
514 ws2812_setleds(led, RGBLED_NUM);
517 for (uint8_t i = 0; i < RGBLED_NUM; i++) {
523 ws2812_setleds_rgbw(led, RGBLED_NUM);
525 ws2812_setleds(led, RGBLED_NUM);
531 #ifdef RGBLIGHT_ANIMATIONS
533 // Animation timer -- AVR Timer3
534 void rgblight_timer_init(void) {
535 // static uint8_t rgblight_timer_is_init = 0;
536 // if (rgblight_timer_is_init) {
539 // rgblight_timer_is_init = 1;
540 // /* Timer 3 setup */
541 // TCCR3B = _BV(WGM32) // CTC mode OCR3A as TOP
542 // | _BV(CS30); // Clock selelct: clk/1
543 // /* Set TOP value */
544 // uint8_t sreg = SREG;
546 // OCR3AH = (RGBLED_TIMER_TOP >> 8) & 0xff;
547 // OCR3AL = RGBLED_TIMER_TOP & 0xff;
550 rgblight_timer_enabled = true;
552 void rgblight_timer_enable(void) {
553 rgblight_timer_enabled = true;
554 dprintf("TIMER3 enabled.\n");
556 void rgblight_timer_disable(void) {
557 rgblight_timer_enabled = false;
558 dprintf("TIMER3 disabled.\n");
560 void rgblight_timer_toggle(void) {
561 rgblight_timer_enabled ^= rgblight_timer_enabled;
562 dprintf("TIMER3 toggled.\n");
565 void rgblight_show_solid_color(uint8_t r, uint8_t g, uint8_t b) {
568 rgblight_setrgb(r, g, b);
571 void rgblight_task(void) {
572 if (rgblight_timer_enabled) {
573 // mode = 1, static light, do nothing here
574 if (rgblight_config.mode >= 2 && rgblight_config.mode <= 5) {
575 // mode = 2 to 5, breathing mode
576 rgblight_effect_breathing(rgblight_config.mode - 2);
577 } else if (rgblight_config.mode >= 6 && rgblight_config.mode <= 8) {
578 // mode = 6 to 8, rainbow mood mod
579 rgblight_effect_rainbow_mood(rgblight_config.mode - 6);
580 } else if (rgblight_config.mode >= 9 && rgblight_config.mode <= 14) {
581 // mode = 9 to 14, rainbow swirl mode
582 rgblight_effect_rainbow_swirl(rgblight_config.mode - 9);
583 } else if (rgblight_config.mode >= 15 && rgblight_config.mode <= 20) {
584 // mode = 15 to 20, snake mode
585 rgblight_effect_snake(rgblight_config.mode - 15);
586 } else if (rgblight_config.mode >= 21 && rgblight_config.mode <= 23) {
587 // mode = 21 to 23, knight mode
588 rgblight_effect_knight(rgblight_config.mode - 21);
589 } else if (rgblight_config.mode == 24) {
590 // mode = 24, christmas mode
591 rgblight_effect_christmas();
592 } else if (rgblight_config.mode == 35) {
593 // mode = 35, RGB test
594 rgblight_effect_rgbtest();
595 } else if (rgblight_config.mode == 36){
596 rgblight_effect_alternating();
602 void rgblight_effect_breathing(uint8_t interval) {
603 static uint8_t pos = 0;
604 static uint16_t last_timer = 0;
607 if (timer_elapsed(last_timer) < pgm_read_byte(&RGBLED_BREATHING_INTERVALS[interval])) {
610 last_timer = timer_read();
613 // http://sean.voisen.org/blog/2011/10/breathing-led-with-arduino/
614 val = (exp(sin((pos/255.0)*M_PI)) - RGBLIGHT_EFFECT_BREATHE_CENTER/M_E)*(RGBLIGHT_EFFECT_BREATHE_MAX/(M_E-1/M_E));
615 rgblight_sethsv_noeeprom_old(rgblight_config.hue, rgblight_config.sat, val);
616 pos = (pos + 1) % 256;
618 void rgblight_effect_rainbow_mood(uint8_t interval) {
619 static uint16_t current_hue = 0;
620 static uint16_t last_timer = 0;
622 if (timer_elapsed(last_timer) < pgm_read_byte(&RGBLED_RAINBOW_MOOD_INTERVALS[interval])) {
625 last_timer = timer_read();
626 rgblight_sethsv_noeeprom_old(current_hue, rgblight_config.sat, rgblight_config.val);
627 current_hue = (current_hue + 1) % 360;
629 void rgblight_effect_rainbow_swirl(uint8_t interval) {
630 static uint16_t current_hue = 0;
631 static uint16_t last_timer = 0;
634 if (timer_elapsed(last_timer) < pgm_read_byte(&RGBLED_RAINBOW_SWIRL_INTERVALS[interval / 2])) {
637 last_timer = timer_read();
638 for (i = 0; i < RGBLED_NUM; i++) {
639 hue = (360 / RGBLED_NUM * i + current_hue) % 360;
640 sethsv(hue, rgblight_config.sat, rgblight_config.val, (LED_TYPE *)&led[i]);
645 current_hue = (current_hue + 1) % 360;
647 if (current_hue - 1 < 0) {
650 current_hue = current_hue - 1;
654 void rgblight_effect_snake(uint8_t interval) {
655 static uint8_t pos = 0;
656 static uint16_t last_timer = 0;
659 int8_t increment = 1;
663 if (timer_elapsed(last_timer) < pgm_read_byte(&RGBLED_SNAKE_INTERVALS[interval / 2])) {
666 last_timer = timer_read();
667 for (i = 0; i < RGBLED_NUM; i++) {
671 for (j = 0; j < RGBLIGHT_EFFECT_SNAKE_LENGTH; j++) {
672 k = pos + j * increment;
677 sethsv(rgblight_config.hue, rgblight_config.sat, (uint8_t)(rgblight_config.val*(RGBLIGHT_EFFECT_SNAKE_LENGTH-j)/RGBLIGHT_EFFECT_SNAKE_LENGTH), (LED_TYPE *)&led[i]);
682 if (increment == 1) {
684 pos = RGBLED_NUM - 1;
689 pos = (pos + 1) % RGBLED_NUM;
692 void rgblight_effect_knight(uint8_t interval) {
693 static uint16_t last_timer = 0;
694 if (timer_elapsed(last_timer) < pgm_read_byte(&RGBLED_KNIGHT_INTERVALS[interval])) {
697 last_timer = timer_read();
699 static int8_t low_bound = 0;
700 static int8_t high_bound = RGBLIGHT_EFFECT_KNIGHT_LENGTH - 1;
701 static int8_t increment = 1;
704 // Set all the LEDs to 0
705 for (i = 0; i < RGBLED_NUM; i++) {
710 // Determine which LEDs should be lit up
711 for (i = 0; i < RGBLIGHT_EFFECT_KNIGHT_LED_NUM; i++) {
712 cur = (i + RGBLIGHT_EFFECT_KNIGHT_OFFSET) % RGBLED_NUM;
714 if (i >= low_bound && i <= high_bound) {
715 sethsv(rgblight_config.hue, rgblight_config.sat, rgblight_config.val, (LED_TYPE *)&led[cur]);
724 // Move from low_bound to high_bound changing the direction we increment each
725 // time a boundary is hit.
726 low_bound += increment;
727 high_bound += increment;
729 if (high_bound <= 0 || low_bound >= RGBLIGHT_EFFECT_KNIGHT_LED_NUM - 1) {
730 increment = -increment;
735 void rgblight_effect_christmas(void) {
736 static uint16_t current_offset = 0;
737 static uint16_t last_timer = 0;
740 if (timer_elapsed(last_timer) < RGBLIGHT_EFFECT_CHRISTMAS_INTERVAL) {
743 last_timer = timer_read();
744 current_offset = (current_offset + 1) % 2;
745 for (i = 0; i < RGBLED_NUM; i++) {
746 hue = 0 + ((i/RGBLIGHT_EFFECT_CHRISTMAS_STEP + current_offset) % 2) * 120;
747 sethsv(hue, rgblight_config.sat, rgblight_config.val, (LED_TYPE *)&led[i]);
752 void rgblight_effect_rgbtest(void) {
753 static uint8_t pos = 0;
754 static uint16_t last_timer = 0;
755 static uint8_t maxval = 0;
756 uint8_t g; uint8_t r; uint8_t b;
758 if (timer_elapsed(last_timer) < pgm_read_word(&RGBLED_RGBTEST_INTERVALS[0])) {
764 sethsv(0, 255, RGBLIGHT_LIMIT_VAL, &tmp_led);
767 last_timer = timer_read();
770 case 0: r = maxval; break;
771 case 1: g = maxval; break;
772 case 2: b = maxval; break;
774 rgblight_setrgb(r, g, b);
778 void rgblight_effect_alternating(void){
779 static uint16_t last_timer = 0;
780 static uint16_t pos = 0;
781 if (timer_elapsed(last_timer) < 500) {
784 last_timer = timer_read();
786 for(int i = 0; i<RGBLED_NUM; i++){
787 if(i<RGBLED_NUM/2 && pos){
788 rgblight_sethsv_at(rgblight_config.hue, rgblight_config.sat, rgblight_config.val, i);
789 }else if (i>=RGBLED_NUM/2 && !pos){
790 rgblight_sethsv_at(rgblight_config.hue, rgblight_config.sat, rgblight_config.val, i);
792 rgblight_sethsv_at(rgblight_config.hue, rgblight_config.sat, 0, i);
799 #endif /* RGBLIGHT_ANIMATIONS */