From 671b62efab9d73cde791cc7b0b2c877516de6012 Mon Sep 17 00:00:00 2001 From: KoenGoe Date: Tue, 19 Apr 2022 13:02:21 +0200 Subject: Fixes #16705 : digital rain follows val (#16716) Co-authored-by: Drashna Jaelre --- quantum/rgb_matrix/animations/digital_rain_anim.h | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) (limited to 'quantum/rgb_matrix/animations') diff --git a/quantum/rgb_matrix/animations/digital_rain_anim.h b/quantum/rgb_matrix/animations/digital_rain_anim.h index 4633145ff6..7d3b22f697 100644 --- a/quantum/rgb_matrix/animations/digital_rain_anim.h +++ b/quantum/rgb_matrix/animations/digital_rain_anim.h @@ -10,11 +10,13 @@ RGB_MATRIX_EFFECT(DIGITAL_RAIN) bool DIGITAL_RAIN(effect_params_t* params) { // algorithm ported from https://github.com/tremby/Kaleidoscope-LEDEffect-DigitalRain const uint8_t drop_ticks = 28; - const uint8_t pure_green_intensity = 0xd0; - const uint8_t max_brightness_boost = 0xc0; - const uint8_t max_intensity = 0xff; + const uint8_t pure_green_intensity = (((uint16_t)rgb_matrix_config.hsv.v) * 3) >> 2; + const uint8_t max_brightness_boost = (((uint16_t)rgb_matrix_config.hsv.v) * 3) >> 2; + const uint8_t max_intensity = rgb_matrix_config.hsv.v; + const uint8_t decay_ticks = 0xff / max_intensity; - static uint8_t drop = 0; + static uint8_t drop = 0; + static uint8_t decay = 0; if (params->init) { rgb_matrix_set_color_all(0, 0, 0); @@ -22,6 +24,7 @@ bool DIGITAL_RAIN(effect_params_t* params) { drop = 0; } + decay++; for (uint8_t col = 0; col < MATRIX_COLS; col++) { for (uint8_t row = 0; row < MATRIX_ROWS; row++) { if (row == 0 && drop == 0 && rand() < RAND_MAX / RGB_DIGITAL_RAIN_DROPS) { @@ -30,7 +33,9 @@ bool DIGITAL_RAIN(effect_params_t* params) { g_rgb_frame_buffer[row][col] = max_intensity; } else if (g_rgb_frame_buffer[row][col] > 0 && g_rgb_frame_buffer[row][col] < max_intensity) { // neither fully bright nor dark, decay it - g_rgb_frame_buffer[row][col]--; + if (decay == decay_ticks) { + g_rgb_frame_buffer[row][col]--; + } } // set the pixel colour uint8_t led[LED_HITS_TO_REMEMBER]; @@ -48,6 +53,9 @@ bool DIGITAL_RAIN(effect_params_t* params) { } } } + if (decay == decay_ticks) { + decay = 0; + } if (++drop > drop_ticks) { // reset drop timer @@ -59,9 +67,9 @@ bool DIGITAL_RAIN(effect_params_t* params) { g_rgb_frame_buffer[row][col]--; } // check if the pixel above is bright - if (g_rgb_frame_buffer[row - 1][col] == max_intensity) { + if (g_rgb_frame_buffer[row - 1][col] >= max_intensity) { // Note: can be larger than max_intensity if val was recently decreased // allow old bright pixel to decay - g_rgb_frame_buffer[row - 1][col]--; + g_rgb_frame_buffer[row - 1][col] = max_intensity - 1; // make this pixel bright g_rgb_frame_buffer[row][col] = max_intensity; } -- cgit v1.2.3