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improve split healing

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This commit is contained in:
Stewart Allen 2024-08-10 23:49:32 -04:00
commit 23d065aca8
1 changed files with 35 additions and 36 deletions
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9
src/mesh/work.js
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@ -254,7 +254,6 @@ let model = {
} }
} }
} }
{
// find unshared edges on Z plane // find unshared edges on Z plane
let faces = o1.group(3); let faces = o1.group(3);
for (let face of faces) { for (let face of faces) {
@ -287,19 +286,19 @@ let model = {
p2: newPoint().move(e.p2), p2: newPoint().move(e.p2),
} }
}); });
// flatten output points to arrays
o1 = o1.map(e => [ ...e ]).flat(); o1 = o1.map(e => [ ...e ]).flat();
o2 = o2.map(e => [ ...e ]).flat(); o2 = o2.map(e => [ ...e ]).flat();
}
if (edges.length) { if (edges.length) {
// heal open spaces created by split // heal unshared edges created along Z split
// normals (from point array) are reversed for the bottom split
let heal = sliceConnect(edges, z).map(poly => poly.earcut()).flat(); let heal = sliceConnect(edges, z).map(poly => poly.earcut()).flat();
let o1p = heal.map(poly => poly.points.map(p => [ p.x, p.y, p.z ])); let o1p = heal.map(poly => poly.points.map(p => [ p.x, p.y, p.z ]));
let o2p = heal.map(poly => poly.points.reverse().map(p => [ p.x, p.y, p.z ])); let o2p = heal.map(poly => poly.points.reverse().map(p => [ p.x, p.y, p.z ]));
o1.appendAll(o1p.flat().flat()); o1.appendAll(o1p.flat().flat());
o2.appendAll(o2p.flat().flat()); o2.appendAll(o2p.flat().flat());
console.log({ edges, heal, o1, o2 }); // console.log({ edges, heal, o1, o2 });
} }
// return null;
return { o1: o1.toFloat32(), o2: o2.toFloat32() }; return { o1: o1.toFloat32(), o2: o2.toFloat32() };
}, },