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-rw-r--r--quantum/rgblight.c65
1 files changed, 64 insertions, 1 deletions
diff --git a/quantum/rgblight.c b/quantum/rgblight.c
index 33326fa868..8d01bcf0e6 100644
--- a/quantum/rgblight.c
+++ b/quantum/rgblight.c
@@ -15,6 +15,7 @@
*/
#include <math.h>
#include <string.h>
+#include <stdlib.h>
#ifdef __AVR__
# include <avr/eeprom.h>
# include <avr/interrupt.h>
@@ -561,7 +562,7 @@ void rgblight_sethsv_at(uint8_t hue, uint8_t sat, uint8_t val, uint8_t index) {
rgblight_setrgb_at(tmp_led.r, tmp_led.g, tmp_led.b, index);
}
-#if defined(RGBLIGHT_EFFECT_BREATHING) || defined(RGBLIGHT_EFFECT_RAINBOW_MOOD) || defined(RGBLIGHT_EFFECT_RAINBOW_SWIRL) || defined(RGBLIGHT_EFFECT_SNAKE) || defined(RGBLIGHT_EFFECT_KNIGHT)
+#if defined(RGBLIGHT_EFFECT_BREATHING) || defined(RGBLIGHT_EFFECT_RAINBOW_MOOD) || defined(RGBLIGHT_EFFECT_RAINBOW_SWIRL) || defined(RGBLIGHT_EFFECT_SNAKE) || defined(RGBLIGHT_EFFECT_KNIGHT) || defined(RGBLIGHT_EFFECT_TWINKLE)
static uint8_t get_interval_time(const uint8_t *default_interval_address, uint8_t velocikey_min, uint8_t velocikey_max) {
return
@@ -905,6 +906,12 @@ void rgblight_task(void) {
effect_func = (effect_func_t)rgblight_effect_alternating;
}
# endif
+# ifdef RGBLIGHT_EFFECT_TWINKLE
+ else if (rgblight_status.base_mode == RGBLIGHT_MODE_TWINKLE) {
+ interval_time = get_interval_time(&RGBLED_TWINKLE_INTERVALS[delta % 3], 5, 50);
+ effect_func = (effect_func_t)rgblight_effect_twinkle;
+ }
+# endif
if (animation_status.restart) {
animation_status.restart = false;
animation_status.last_timer = timer_read() - interval_time - 1;
@@ -1189,3 +1196,59 @@ void rgblight_effect_alternating(animation_status_t *anim) {
anim->pos = (anim->pos + 1) % 2;
}
#endif
+
+#ifdef RGBLIGHT_EFFECT_TWINKLE
+__attribute__((weak)) const uint8_t RGBLED_TWINKLE_INTERVALS[] PROGMEM = {50, 25, 10};
+
+typedef struct PACKED {
+ HSV hsv;
+ uint8_t life;
+ bool up;
+} TwinkleState;
+
+static TwinkleState led_twinkle_state[RGBLED_NUM];
+
+void rgblight_effect_twinkle(animation_status_t *anim) {
+
+ bool random_color = anim->delta / 3;
+ bool restart = anim->pos == 0;
+ anim->pos = 1;
+
+ for (uint8_t i = 0; i < rgblight_ranges.effect_num_leds; i++) {
+ TwinkleState *t = &(led_twinkle_state[i]);
+ HSV *c = &(t->hsv);
+ if (restart) {
+ // Restart
+ t->life = 0;
+ t->hsv.v = 0;
+ } else if (t->life) {
+ // This LED is already on, either brightening or dimming
+ t->life--;
+ uint8_t on = t->up ? RGBLIGHT_EFFECT_TWINKLE_LIFE - t->life : t->life;
+ c->v = (uint16_t) rgblight_config.val * on / RGBLIGHT_EFFECT_TWINKLE_LIFE;
+ if (t->life == 0 && t->up) {
+ t->up = false;
+ t->life = RGBLIGHT_EFFECT_TWINKLE_LIFE;
+ }
+ if (!random_color) {
+ c->h = rgblight_config.hue;
+ c->s = rgblight_config.sat;
+ }
+ } else if (rand() < RAND_MAX * RGBLIGHT_EFFECT_TWINKLE_PROBABILITY) {
+ // This LED is off, but was randomly selected to start brightening
+ c->h = random_color ? rand() % 0xFF : rgblight_config.hue;
+ c->s = random_color ? (rand() % (rgblight_config.sat / 2)) + (rgblight_config.sat / 2) : rgblight_config.sat;
+ c->v = 0;
+ t->life = RGBLIGHT_EFFECT_TWINKLE_LIFE;
+ t->up = true;
+ } else {
+ // This LED is off, and was NOT selected to start brightening
+ }
+
+ LED_TYPE *ledp = led + i + rgblight_ranges.effect_start_pos;
+ sethsv(c->h, c->s, c->v, ledp);
+ }
+
+ rgblight_set();
+}
+#endif