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68 lines
1.9 KiB
68 lines
1.9 KiB
#if GARLAND_SUPPORT
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#include "../anim.h"
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#include "../color.h"
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#include "../palette.h"
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#define DUST_LENGTH 20
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//------------------------------------------------------------------------------
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class AnimPixieDust : public Anim {
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public:
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AnimPixieDust() : Anim("PixieDust") {
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}
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void SetupImpl() override {
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phase = 0;
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curColor = palette->getRndInterpColor();
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prevColor = palette->getRndInterpColor();
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inc = secureRandom(2) * 2 - 1;
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if (inc > 0) {
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phase = -DUST_LENGTH / 2;
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} else {
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phase = numLeds + DUST_LENGTH / 2;
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}
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glowSetUp();
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}
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void Run() override {
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if (inc > 0) {
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for (int i = 0; i < numLeds; i++) {
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leds[i] = (i > phase) ? prevColor : curColor;
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glowForEachLed(i);
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}
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phase++;
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if (phase >= 4 * numLeds) {
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phase = -DUST_LENGTH / 2;
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prevColor = curColor;
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curColor = palette->getRndInterpColor();
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}
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} else {
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for (int i = 0; i < numLeds; i++) {
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leds[i] = (i < phase) ? prevColor : curColor;
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glowForEachLed(i);
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}
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phase--;
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if (phase <= -3 * numLeds) {
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phase = numLeds + DUST_LENGTH / 2;
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prevColor = curColor;
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curColor = palette->getContrastColor(prevColor);
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}
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}
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glowRun();
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for (int k = phase - DUST_LENGTH / 2; k < (phase + DUST_LENGTH / 2); k++) {
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if (k >= 0 && k < numLeds) {
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int mix = abs(k - phase) * 255 / DUST_LENGTH + ((int)rngb() - 125);
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if (mix < 0) {
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mix = 0;
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} else if (mix > 255) {
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mix = 255;
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}
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leds[k] = sparkleColor.interpolate(leds[k], (float)mix / 255);
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}
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}
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}
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};
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#endif // GARLAND_SUPPORT
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