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https://github.com/qmk/qmk_firmware
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41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
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#pragma once
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#ifndef DISABLE_RGB_MATRIX_RAINDROPS
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#include "rgb_matrix_types.h"
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extern rgb_counters_t g_rgb_counters;
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extern rgb_config_t rgb_matrix_config;
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static void raindrops_set_color(int i) {
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HSV hsv = { 0 , rgb_matrix_config.sat, rgb_matrix_config.val };
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// Take the shortest path between hues
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int16_t deltaH = ((rgb_matrix_config.hue + 180) % 360 - rgb_matrix_config.hue) / 4;
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if (deltaH > 127) {
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deltaH -= 256;
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} else if (deltaH < -127) {
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deltaH += 256;
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}
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hsv.h = rgb_matrix_config.hue + (deltaH * (rand() & 0x03));
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RGB rgb = hsv_to_rgb(hsv);
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rgb_matrix_set_color(i, rgb.r, rgb.g, rgb.b);
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}
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bool rgb_matrix_raindrops(effect_params_t* params) {
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if (!params->init) {
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// Change one LED every tick, make sure speed is not 0
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if (scale16by8(g_rgb_counters.tick, qadd8(rgb_matrix_config.speed, 16)) % 10 == 0) {
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raindrops_set_color(rand() % DRIVER_LED_TOTAL);
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}
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return false;
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}
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RGB_MATRIX_USE_LIMITS(led_min, led_max);
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for (int i = led_min; i < led_max; i++) {
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raindrops_set_color(i);
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}
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return led_max < DRIVER_LED_TOTAL;
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}
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#endif // DISABLE_RGB_MATRIX_RAINDROPS
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