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122 lines
3.7 KiB
122 lines
3.7 KiB
#if GARLAND_SUPPORT
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#include <vector>
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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 AnimFountain : public Anim {
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public:
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AnimFountain() : Anim("Fountain") {
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cycleFactor = 4;
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}
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void SetupImpl() override {
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fountains.clear();
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for (int i = 0; i < 3; ++i)
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fountains.emplace_back(palette, numLeds);
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}
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void Run() override {
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for (int i = 0; i < numLeds; ++i) {
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leds[i] = 0;
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seq[i] = 0;
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}
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// Run fountains animation. Fill seq (occupied space)
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for (auto& d : fountains)
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d.Run(leds, seq);
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// Try to recreate finished fountains
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for (auto& d : fountains) {
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if (d.done) {
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for (int i = 1; i < 5; ++i) {
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Fountain new_fountain(palette, numLeds);
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if (new_fountain.HaveEnoughSpace(seq)) {
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std::swap(d, new_fountain);
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break;
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}
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}
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}
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}
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}
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private:
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struct Fountain {
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bool done = false;
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int len = secureRandom(5, 10);
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int speed = secureRandom(1, 3);
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int dir = 1;
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int head = 0;
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int start;
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// Color color;
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std::vector<Color> points;
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Fountain(Palette* pal, uint16_t numLeds) : start(secureRandom(len, numLeds - len)), /*color(pal->getRndInterpColor()),*/ points(len) {
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// DEBUG_MSG_P(PSTR("[GARLAND] Fountain created start = %d len = %d dir = %d cr = %d cg = %d cb = %d\n"), start, len, dir, color.r, color.g, color.b);
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if (secureRandom(10) > 5) {
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start = numLeds - start;
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dir = -1;
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}
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// int halflen = len / 2;
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for (int i = 0; i < len; ++i) {
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points[i] = pal->getRndInterpColor();
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// DEBUG_MSG_P(PSTR("[GARLAND] Fountain i=%d cr = %d cg = %d cb = %d\n"), i, points[i].r, points[i].g, points[i].b);
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}
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}
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bool Run(Color* leds, byte* seq) {
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if (done)
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return false;
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int p = 0;
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for (int i = 0; i < len; ++i) {
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p = head - i;
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if (p >= 0 && p < len) {
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if (dir == 1) {
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leds[start + p] = points[i];
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leds[start - p] = points[i];
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} else {
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leds[start + len - p] = points[i];
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leds[start - len + p] = points[i];
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}
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}
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}
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head += speed;
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// if tail moved out of len then fountain is done
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if (p >= len) {
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done = true;
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return false;
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}
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else {
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// fountain occupy space for future movement
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int s = p < 0 ? 0 : p;
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for (int i = s; i < len; ++i) {
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seq[start + i] = 1;
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seq[start - i] = 1;
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}
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}
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return true;
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}
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// Decide that fountain have ehough space if seq of len before it is empty
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bool HaveEnoughSpace(byte* seq) {
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for (int i = 0; i < len; ++i) {
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if (seq[start + i] != 0 && seq[start - i] != 0) {
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// DEBUG_MSG_P(PSTR("[GARLAND] Fountain chaven't enouhg space to move.\n"));
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return false;
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}
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}
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return true;
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}
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};
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std::vector<Fountain> fountains;
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};
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#endif // GARLAND_SUPPORT
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