Philippe Deschaseaux

Be aware that the published version is currently broken. You'll likely want to republish.

Fabian Iwand

Btw, I'd recommend importing from esm.run (or esm.sh for stubborn packages) since unpkg.com often has reliability issues.

structuredClone(arr) might be more efficient?

Thanks, I wasn't aware of this function.
It's probably faster, but it doesn't fix the glitch.

hachureLines appears to mutate the vertices. Another fix would be to dereference them with `arr.map(d => d.slice())`