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72 lines
1.9 KiB
72 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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//------------------------------------------------------------------------------
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class AnimSpread : public Anim {
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const byte minWidth = 10;
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const byte maxWidth = 15;
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const byte numTries = 5;
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const byte fade_ind = 255 / minWidth;
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int GeneratePos() {
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int pos = -1;
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for (int i = 0; i < numTries; ++i) {
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pos = secureRandom(0, numLeds);
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for (int j = pos - maxWidth; j < pos + maxWidth; ++j) {
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if (j >= 0 && j < numLeds && seq[j] > 0) {
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pos = -1;
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break;
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}
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}
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if (pos >= 0) break;
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}
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return pos;
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}
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public:
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AnimSpread() : Anim("Spread") {
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cycleFactor = 2;
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}
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void SetupImpl() override {
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inc = secureRandom(2, 4);
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// DEBUG_MSG_P(PSTR("[GARLAND] AnimSpread inc = %d\n"), inc);
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for (int i = 0; i < numLeds; ++i)
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seq[i] = 0;
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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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for (int i = 0; i < numLeds; ++i) {
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if (seq[i] > 0) {
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byte width = maxWidth - seq[i];
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for (int j = i - width; j <= (i + width); j++) {
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Color c = ledstmp[i];
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if (j >= 0 && j < numLeds) {
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leds[j].r += c.r;
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leds[j].g += c.g;
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leds[j].b += c.b;
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}
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}
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ledstmp[i].fade(fade_ind);
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seq[i]--;
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}
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}
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if (secureRandom(inc) == 0) {
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int pos = GeneratePos();
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if (pos == -1)
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return;
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ledstmp[pos] = palette->getRndInterpColor();
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seq[pos] = secureRandom(minWidth, maxWidth);
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}
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}
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};
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#endif // GARLAND_SUPPORT
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