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add new experimental thin fill

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This commit is contained in:
Stewart Allen 2021-02-20 22:50:03 -05:00
commit bc33c71f34
8 changed files with 216 additions and 37 deletions
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27
src/mode/fdm/slice.js
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@ -21,7 +21,8 @@
shell: { check: 0x0077bb, face: 0x0077bb, line: 0x0077bb, opacity: 1 },
fill: { check: 0x00bb77, face: 0x00bb77, line: 0x00bb77, opacity: 1 },
infill: { check: 0x3322bb, face: 0x3322bb, line: 0x3322bb, opacity: 1 },
support: { check: 0xaa5533, face: 0xaa5533, line: 0xaa5533, opacity: 1 }
support: { check: 0xaa5533, face: 0xaa5533, line: 0xaa5533, opacity: 1 },
gaps: { check: 0xaa3366, face: 0xaa3366, line: 0xaa3366, opacity: 1 }
},
PROTO = Object.clone(COLOR),
bwcomp = (1 / Math.cos(Math.PI/4)),
@ -463,6 +464,10 @@
.setLayer("shells", isSynth ? COLOR.support : COLOR.shell)
.addPolys(top.shells, vopt({ offset, height }));
if (top.gaps) output
.setLayer("gaps", COLOR.gaps)
.addPolys(top.gaps, vopt({ offset, height, thin: true }));
// if (isThin && debug) {
// slice.output()
// .setLayer('offset', { face: 0, line: 0x888888 })
@ -573,19 +578,19 @@
} });
if (opt.danger && opt.thin) {
top.thin_fill = [];
top.fill_sparse = [];
let layers = POLY.inset(top_poly, offsetN, count, z);
last = layers.last().mid;
top.shells = layers.map(r => r.mid).flat();
layers.map(r => r.gap).forEach((polys, i) => {
let off = offset1;
polys = POLY.offset(polys, -off * 0.8, {z, minArea: 0});
if (polys.length) {
top.thin_fill.appendAll(cullIntersections(
fillArea(polys, 45, off, [], off/4, off*4),
fillArea(polys, 135, off, [], off/4, off*4),
));
}
});
top.gaps = layers.map(r => r.gap).flat();
let off = offsetN;
let min = off * 0.9;
let max = off * 4;
for (let poly of layers.map(r => r.gap).flat()) {
let centers = poly.centers(off/2, z, min, max, {lines:false});
top.fill_sparse.appendAll(centers);
// top.thin_fill.appendAll(centers);
}
} else if (opt.thin) {
top.thin_fill = [];
let oso = {z, count, gaps: [], outs: [], minArea: 0.05};