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71 lines
2.1 KiB
71 lines
2.1 KiB
#if GARLAND_SUPPORT
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#include <list>
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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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//------------------------------------------------------------------------------
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class AnimComets : public Anim {
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public:
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AnimComets() : Anim("Comets") {
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}
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void SetupImpl() override {
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if (comets.size()) {
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for (auto& c : comets) {
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c = {palette, numLeds};
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}
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} else {
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for (auto i = 0; i < 5; ++i) {
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comets.emplace_back(palette, numLeds);
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}
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}
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}
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void Run() override {
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for (auto i = 0; i < numLeds; ++i) leds[i] = 0;
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for (auto& c : comets) {
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int tail = c.head + c.len * -c.dir;
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// Check if Comet out of range and generate it again
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if ((c.head < 0 && tail < 0) || (c.head >= numLeds && tail >= numLeds)) {
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c = {palette, numLeds};
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}
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for (auto l = 0; l < c.len; ++l) {
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int p = c.head + l * -c.dir;
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if (p >= 0 && p < numLeds) {
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leds[p] = c.points[l];
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}
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}
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c.head = c.head + c.speed * c.dir;
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}
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}
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private:
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struct Comet {
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int dir = randDir();
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int len = secureRandom(10, 30);
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float speed = ((float)secureRandom(4, 20)) / 10;
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float head;
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Color color;
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std::unique_ptr<Color[]> points;
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Comet(Palette* pal, uint16_t numLeds) : head(dir > 0 ? secureRandom(0, numLeds / 2) : secureRandom(numLeds / 2, numLeds)), color(pal->getRndInterpColor()) {
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// DEBUG_MSG_P(PSTR("[GARLAND] Comet created head = %d len = %d speed = %g cr = %d cg = %d cb = %d\n"), head, len, speed, color.r, color.g, color.b);
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points.reset(new Color[len]);
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for (auto i = 0; i < len; ++i) {
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points[i] = {
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(byte)(color.r * (len - i) / len),
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(byte)(color.g * (len - i) / len),
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(byte)(color.b * (len - i) / len)};
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}
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}
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};
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std::list<Comet> comets;
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};
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#endif // GARLAND_SUPPORT
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