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improve performance of threaded infill clipper with better encoding and zerocopy

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This commit is contained in:
Stewart Allen 2022-10-15 17:32:12 -04:00
commit 96047dc958
4 changed files with 63 additions and 13 deletions
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10
src/kiri-run/worker.js
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@ -113,7 +113,7 @@ kiri.minions = {
minwork.queue({
cmd: "union",
minarea,
polys: codec.encode(polys.slice(i, i + polyper))
polys: codec.encode(polys.slice(i, i + polyper), state)
}, receiver, state.zeros);
}
});
@ -149,10 +149,12 @@ kiri.minions = {
if (concurrent < 2) {
reject("concurrent clip unavailable");
}
const state = { zeros: [] };
minwork.queue({
cmd: "clip",
polys: POLY.toClipper(polys),
lines: lines.map(a => a.map(p => p.toClipper())),
polys: codec.encode(polys.map(poly => codec.encodePointArray2D(poly.points, state)), state),
lines: codec.encode(lines.map(array => codec.encodePointArray2D(array, state)), state),
z: slice.z
}, data => {
let polys = codec.decode(data.clips);
@ -164,7 +166,7 @@ kiri.minions = {
}
}
resolve(polys);
});
}, state.zeros);
});
},