qmk_firmware/quantum/rgb_matrix_runners/effect_runner_reactive_splash.h
Albert Y a913db63aa
Fix zero condition of reactive runners that will suspend RGB animation (#12710)
* Avoid zero or overflow from user's rgb_matrix_config.speed

* Avoid zero tick for reactive splash.

* Avoid zero time for animation runner.

Co-authored-by: filterpaper <filterpaper@localhost>
2021-06-23 19:45:05 +10:00

30 lines
1.2 KiB
C

#pragma once
#ifdef RGB_MATRIX_KEYREACTIVE_ENABLED
typedef HSV (*reactive_splash_f)(HSV hsv, int16_t dx, int16_t dy, uint8_t dist, uint16_t tick);
bool effect_runner_reactive_splash(uint8_t start, effect_params_t* params, reactive_splash_f effect_func) {
RGB_MATRIX_USE_LIMITS(led_min, led_max);
uint8_t count = g_last_hit_tracker.count;
for (uint8_t i = led_min; i < led_max; i++) {
RGB_MATRIX_TEST_LED_FLAGS();
HSV hsv = rgb_matrix_config.hsv;
hsv.v = 0;
for (uint8_t j = start; j < count; j++) {
int16_t dx = g_led_config.point[i].x - g_last_hit_tracker.x[j];
int16_t dy = g_led_config.point[i].y - g_last_hit_tracker.y[j];
uint8_t dist = sqrt16(dx * dx + dy * dy);
uint16_t tick = scale16by8(g_last_hit_tracker.tick[j], qadd8(rgb_matrix_config.speed, 1));
hsv = effect_func(hsv, dx, dy, dist, tick);
}
hsv.v = scale8(hsv.v, rgb_matrix_config.hsv.v);
RGB rgb = rgb_matrix_hsv_to_rgb(hsv);
rgb_matrix_set_color(i, rgb.r, rgb.g, rgb.b);
}
return led_max < DRIVER_LED_TOTAL;
}
#endif // RGB_MATRIX_KEYREACTIVE_ENABLED