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area: cleanup invalid polys, add progress reporting

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This commit is contained in:
Stewart Allen 2025-11-29 12:52:53 -05:00
commit 4a082965b8
1 changed files with 12 additions and 5 deletions
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17
src/kiri/mode/cam/op-area.js
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@ -67,6 +67,8 @@ class OpArea extends CamOp {
.add(vert[i++], vert[i++], fminz = Math.min(fminz, vert[i++]))
);
}
// remove invalid edges (eg. when vertical walls are the only selection)
fpoly = fpoly.filter(p => p.area() > 0.001);
// add in unioned surface areas
polys.push(...POLY.setZ(POLY.union(fpoly, 0.00001, true), fminz));
@ -85,16 +87,17 @@ class OpArea extends CamOp {
}
// process each area separately
let proc = 0;
let pinc = 1 / polys.length;
for (let area of polys) {
let bounds = area.getBounds3D();
if (devel) newGroup().output()
.setLayer("area", { line: 0xff8800 }, false)
.addPolys([ area ]);
if (mode === 'clear') {
let zs = base_util.lerp(zTop, zBottom, down);
console.log({ area, bounds, zs });
let zroc = 0;
let zinc = 1 / zs.length;
for (let z of zs) {
let layers = newGroup().output();
let outs = [];
@ -105,16 +108,20 @@ class OpArea extends CamOp {
count: 1, outs, flat: true, z, minArea: 0
});
if (outs.length === 0) {
// terminate z descent when no further output possible
break;
}
layers
zroc += zinc;
progress(proc + (pinc * zroc), 'clear');
if (devel) layers
.setLayer("shadow", { line: 0x0088ff }, false)
.addPolys(shadow);
layers
.setLayer("clear", { line: 0x88ff00 }, false)
.addPolys(outs);
}
proc += pinc;
progress(proc, 'clear');
} else
if (mode === 'trace') {