uint8_t dist = sqrt16(dx * dx + dy * dy);
uint16_t effect = scale16by8(g_last_hit_tracker.tick[j], rgb_matrix_config.speed) - dist;
if (effect > 255)
uint8_t dist = sqrt16(dx * dx + dy * dy);
uint16_t effect = scale16by8(g_last_hit_tracker.tick[j], rgb_matrix_config.speed) - dist;
if (effect > 255)