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made idle animation path finding

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This commit is contained in:
Ludwig Lehnert 2025-04-14 21:40:53 +02:00
parent 75acef5630
commit 6e23998887
1 changed files with 13 additions and 9 deletions
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22
src/routes/+page.svelte
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@ -50,32 +50,36 @@
return others;
});
let lidx: number = 0;
const lineInterval = setInterval(() => {
if (Math.random() < 0.7) return;
if (Math.random() < 0.05) lidx = chooseRandom(indices);
while (true) {
const lidx = chooseRandom(indices);
const ridx = chooseRandom(indices);
if (lidx === ridx) continue;
let iter = 0;
while (iter++ < 100) {
const nidx = chooseRandom(indices);
if (lidx === nidx) continue;
const [lx, ly] = points[lidx];
const [rx, ry] = points[ridx];
const [rx, ry] = points[nidx];
const d = Math.sqrt(
Math.pow(lx - rx, 2) + Math.pow(ly - ry, 2),
);
if (d > 0.4) continue;
if (d > 0.4 && Math.random() < 0.8) continue;
const line = document.getElementById(`${lidx}-${ridx}`);
const line = document.getElementById(`${lidx}-${nidx}`);
if (!line) continue;
line.setAttribute("opacity", "1");
setTimeout(
() => line.setAttribute("opacity", "0"),
Math.random() * 4500,
Math.random() * 6000,
);
lidx = nidx;
break;
}
}, 100);
}, 150);
document.getElementById("stars")?.append(...stars);