qmk/quantum/rgb_matrix/animations/pixel_fractal_anim.h
2024-07-23 19:34:00 +01:00

63 lines
2.5 KiB
C

// Copyright (C) 2022 @filterpaper
// SPDX-License-Identifier: GPL-2.0-or-later
// Inspired by 4x12 fractal from @GEIGEIGEIST
#ifdef ENABLE_RGB_MATRIX_PIXEL_FRACTAL
RGB_MATRIX_EFFECT(PIXEL_FRACTAL)
# ifdef RGB_MATRIX_CUSTOM_EFFECT_IMPLS
static bool PIXEL_FRACTAL(effect_params_t* params) {
# if MATRIX_COLS < 2
# define MID_COL 1
# else
# define MID_COL MATRIX_COLS / 2
# endif
static bool led[MATRIX_ROWS][MID_COL];
static uint32_t wait_timer = 0;
inline uint32_t interval(void) {
return 3000 / scale16by8(qadd8(rgb_matrix_config.speed, 16), 16);
}
if (params->init) {
rgb_matrix_set_color_all(0, 0, 0);
}
RGB_MATRIX_USE_LIMITS(led_min, led_max);
if (g_rgb_timer > wait_timer) {
RGB rgb = rgb_matrix_hsv_to_rgb(rgb_matrix_config.hsv);
for (uint8_t h = 0; h < MATRIX_ROWS; ++h) {
// Light and copy columns outward
for (uint8_t l = 0; l < MID_COL - 1; ++l) {
RGB index_rgb = led[h][l] ? (RGB){rgb.r, rgb.g, rgb.b} : (RGB){0, 0, 0};
if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][l]], params->flags)) {
rgb_matrix_set_color(g_led_config.matrix_co[h][l], index_rgb.r, index_rgb.g, index_rgb.b);
}
if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][MATRIX_COLS - 1 - l]], params->flags)) {
rgb_matrix_set_color(g_led_config.matrix_co[h][MATRIX_COLS - 1 - l], index_rgb.r, index_rgb.g, index_rgb.b);
}
led[h][l] = led[h][l + 1];
}
// Light both middle columns
RGB index_rgb = led[h][MID_COL - 1] ? (RGB){rgb.r, rgb.g, rgb.b} : (RGB){0, 0, 0};
if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][MID_COL - 1]], params->flags)) {
rgb_matrix_set_color(g_led_config.matrix_co[h][MID_COL - 1], index_rgb.r, index_rgb.g, index_rgb.b);
}
if (HAS_ANY_FLAGS(g_led_config.flags[g_led_config.matrix_co[h][MATRIX_COLS - MID_COL]], params->flags)) {
rgb_matrix_set_color(g_led_config.matrix_co[h][MATRIX_COLS - MID_COL], index_rgb.r, index_rgb.g, index_rgb.b);
}
// Generate new random fractal column
led[h][MID_COL - 1] = (random8() & 3) ? false : true;
}
wait_timer = g_rgb_timer + interval();
}
return rgb_matrix_check_finished_leds(led_max);
}
# endif // RGB_MATRIX_CUSTOM_EFFECT_IMPLS
#endif // ENABLE_RGB_MATRIX_PIXEL_FRACTAL