diff options
Diffstat (limited to 'quantum/rgb_matrix_animations/digital_rain_anim.h')
| -rw-r--r-- | quantum/rgb_matrix_animations/digital_rain_anim.h | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/quantum/rgb_matrix_animations/digital_rain_anim.h b/quantum/rgb_matrix_animations/digital_rain_anim.h index 4ba3c1c87d..6ccba392aa 100644 --- a/quantum/rgb_matrix_animations/digital_rain_anim.h +++ b/quantum/rgb_matrix_animations/digital_rain_anim.h @@ -1,11 +1,13 @@ #pragma once -#ifndef DISABLE_RGB_MATRIX_DIGITAL_RAIN +#if defined(RGB_MATRIX_FRAMEBUFFER_EFFECTS) && !defined(DISABLE_RGB_MATRIX_DIGITAL_RAIN) #ifndef RGB_DIGITAL_RAIN_DROPS // lower the number for denser effect/wider keyboard #define RGB_DIGITAL_RAIN_DROPS 24 #endif +extern uint8_t rgb_frame_buffer[MATRIX_ROWS][MATRIX_COLS]; + bool rgb_matrix_digital_rain(effect_params_t* params) { // algorithm ported from https://github.com/tremby/Kaleidoscope-LEDEffect-DigitalRain const uint8_t drop_ticks = 28; @@ -13,24 +15,24 @@ bool rgb_matrix_digital_rain(effect_params_t* params) { const uint8_t max_brightness_boost = 0xc0; const uint8_t max_intensity = 0xff; - static uint8_t map[MATRIX_COLS][MATRIX_ROWS] = {{0}}; static uint8_t drop = 0; if (params->init) { rgb_matrix_set_color_all(0, 0, 0); - memset(map, 0, sizeof map); + memset(rgb_frame_buffer, 0, sizeof rgb_frame_buffer); drop = 0; } + 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) { // top row, pixels have just fallen and we're // making a new rain drop in this column - map[col][row] = max_intensity; + rgb_frame_buffer[col][row] = max_intensity; } - else if (map[col][row] > 0 && map[col][row] < max_intensity) { + else if (rgb_frame_buffer[col][row] > 0 && rgb_frame_buffer[col][row] < max_intensity) { // neither fully bright nor dark, decay it - map[col][row]--; + rgb_frame_buffer[col][row]--; } // set the pixel colour uint8_t led[LED_HITS_TO_REMEMBER]; @@ -38,32 +40,33 @@ bool rgb_matrix_digital_rain(effect_params_t* params) { // TODO: multiple leds are supported mapped to the same row/column if (led_count > 0) { - if (map[col][row] > pure_green_intensity) { - const uint8_t boost = (uint8_t) ((uint16_t) max_brightness_boost * (map[col][row] - pure_green_intensity) / (max_intensity - pure_green_intensity)); + if (rgb_frame_buffer[col][row] > pure_green_intensity) { + const uint8_t boost = (uint8_t) ((uint16_t) max_brightness_boost * (rgb_frame_buffer[col][row] - pure_green_intensity) / (max_intensity - pure_green_intensity)); rgb_matrix_set_color(led[0], boost, max_intensity, boost); } else { - const uint8_t green = (uint8_t) ((uint16_t) max_intensity * map[col][row] / pure_green_intensity); + const uint8_t green = (uint8_t) ((uint16_t) max_intensity * rgb_frame_buffer[col][row] / pure_green_intensity); rgb_matrix_set_color(led[0], 0, green, 0); } } } } + if (++drop > drop_ticks) { // reset drop timer drop = 0; for (uint8_t row = MATRIX_ROWS - 1; row > 0; row--) { for (uint8_t col = 0; col < MATRIX_COLS; col++) { // if ths is on the bottom row and bright allow decay - if (row == MATRIX_ROWS - 1 && map[col][row] == max_intensity) { - map[col][row]--; + if (row == MATRIX_ROWS - 1 && rgb_frame_buffer[col][row] == max_intensity) { + rgb_frame_buffer[col][row]--; } // check if the pixel above is bright - if (map[col][row - 1] == max_intensity) { + if (rgb_frame_buffer[col][row - 1] == max_intensity) { // allow old bright pixel to decay - map[col][row - 1]--; + rgb_frame_buffer[col][row - 1]--; // make this pixel bright - map[col][row] = max_intensity; + rgb_frame_buffer[col][row] = max_intensity; } } } @@ -71,4 +74,4 @@ bool rgb_matrix_digital_rain(effect_params_t* params) { return false; } -#endif // DISABLE_RGB_MATRIX_DIGITAL_RAIN +#endif // defined(RGB_MATRIX_FRAMEBUFFER_EFFECTS) && !defined(DISABLE_RGB_MATRIX_DIGITAL_RAIN) |