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qmk_firmware

custom branch of QMK firmware git clone https://anongit.hacktivis.me/git/qmk_firmware.git

pixel_fractal_anim.h (2622B)

    

  1. // Copyright (C) 2022 @filterpaper
  2. // SPDX-License-Identifier: GPL-2.0-or-later
  3. // Inspired by 4x12 fractal from @GEIGEIGEIST
  5. #ifdef ENABLE_RGB_MATRIX_PIXEL_FRACTAL
  6. RGB_MATRIX_EFFECT(PIXEL_FRACTAL)
  7. #    ifdef RGB_MATRIX_CUSTOM_EFFECT_IMPLS
  9. static bool PIXEL_FRACTAL(effect_params_t* params) {
  10. #        if MATRIX_COLS < 2
  11. #            define MID_COL 1
  12. #        else
  13. #            define MID_COL MATRIX_COLS / 2
  14. #        endif
  15.     static bool     led[MATRIX_ROWS][MID_COL];
  16.     static uint32_t wait_timer = 0;
  18.     inline uint32_t interval(void) {
  19.         return 3000 / scale16by8(qadd8(rgb_matrix_config.speed, 16), 16);
  20.     }
  22.     if (params->init) {
  23.         rgb_matrix_set_color_all(0, 0, 0);
  24.     }
  26.     RGB_MATRIX_USE_LIMITS(led_min, led_max);
  28.     if (g_rgb_timer > wait_timer) {
  29.         rgb_t rgb = rgb_matrix_hsv_to_rgb(rgb_matrix_config.hsv);
  30.         for (uint8_t h = 0; h < MATRIX_ROWS; ++h) {
  31.             // Light and copy columns outward
  32.             for (uint8_t l = 0; l < MID_COL - 1; ++l) {
  33.                 rgb_t index_rgb = led[h][l] ? (rgb_t){rgb.r, rgb.g, rgb.b} : (rgb_t){0, 0, 0};
  34.                 if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][l]], params->flags)) {
  35.                     rgb_matrix_set_color(g_led_config.matrix_co[h][l], index_rgb.r, index_rgb.g, index_rgb.b);
  36.                 }
  37.                 if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][MATRIX_COLS - 1 - l]], params->flags)) {
  38.                     rgb_matrix_set_color(g_led_config.matrix_co[h][MATRIX_COLS - 1 - l], index_rgb.r, index_rgb.g, index_rgb.b);
  39.                 }
  40.                 led[h][l] = led[h][l + 1];
  41.             }
  43.             // Light both middle columns
  44.             rgb_t index_rgb = led[h][MID_COL - 1] ? (rgb_t){rgb.r, rgb.g, rgb.b} : (rgb_t){0, 0, 0};
  45.             if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][MID_COL - 1]], params->flags)) {
  46.                 rgb_matrix_set_color(g_led_config.matrix_co[h][MID_COL - 1], index_rgb.r, index_rgb.g, index_rgb.b);
  47.             }
  48.             if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][MATRIX_COLS - MID_COL]], params->flags)) {
  49.                 rgb_matrix_set_color(g_led_config.matrix_co[h][MATRIX_COLS - MID_COL], index_rgb.r, index_rgb.g, index_rgb.b);
  50.             }
  52.             // Generate new random fractal column
  53.             led[h][MID_COL - 1] = (random8() & 3) ? false : true;
  54.         }
  56.         wait_timer = g_rgb_timer + interval();
  57.     }
  59.     return rgb_matrix_check_finished_leds(led_max);
  60. }
  61. #    endif // RGB_MATRIX_CUSTOM_EFFECT_IMPLS
  62. #endif     // ENABLE_RGB_MATRIX_PIXEL_FRACTAL