AI_Assistant/grid-apps-cmms
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add polygon.simplify(), xray for sla

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This commit is contained in:
Stewart Allen 2022-01-26 17:28:23 -05:00
commit 9085b88380
6 changed files with 84 additions and 60 deletions
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114
src/geo/polygon.js
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@ -1411,18 +1411,6 @@
return this.clean(true, undefined, Math.min(CONF.clipper / 10, CONF.clipperClean * 5));
};
// does not work with nested polys
PRO.simplify = function(parent) {
if (this.length === 0 || this.open) return [ this ];
let clib = self.ClipperLib,
clip = clib.Clipper,
ctyp = clib.ClipType,
p2cl = this.toClipper(),
clean = clip.SimplifyPolygon(p2cl[0], ctyp.pftPositive),
z = this.getZ();
return clean.map(array => fromClipperPath(array, z));
};
/**
* simplify and merge collinear. only works for single
* non-nested polygons. used primarily in slicer/connectLines.
@ -1748,14 +1736,40 @@
return (a1 > a2) ? a2 / a1 : a1 / a2;
};
// does not work with nested polys
PRO.simplify = function(opt = {}) {
let z = this.getZ();
// use expand / deflate technique instead
if (opt.pump) {
let p2 = POLY().offset([ this ], opt.pump, { z });
if (p2) {
p2 = POLY().offset(p2, -opt.pump, { z });
return p2;
}
return null;
}
let clib = self.ClipperLib,
cfil = clib.PolyFillType,
clip = this.toClipper(),
res = clib.Clipper.SimplifyPolygons(clip, cfil.pftNonZero);
if (!(res && res.length)) {
return null;
}
return res.map(array => {
let poly = newPolygon();
for (let pt of array) {
poly.push(BASE.pointFromClipper(pt, z));
}
return poly;
});
};
PRO.unionMatch = function(polys) {
return polys.filter(poly => poly.isEquivalent(this)).length;
// for (let poly of polys) {
// if (this.isEquivalent(poly)) {
// return true;
// }
// }
// return false;
};
/**
@ -1767,41 +1781,45 @@
PRO.union = function(poly, min, all) {
if (!this.overlaps(poly)) return null;
let fillang = this.fillang && this.area() > poly.area() ? this.fillang : poly.fillang,
clib = self.ClipperLib,
ctyp = clib.ClipType,
ptyp = clib.PolyType,
cfil = clib.PolyFillType,
clip = new clib.Clipper(),
ctre = new clib.PolyTree(),
sp1 = this.toClipper(),
sp2 = poly.toClipper(),
minarea = min >= 0 ? min : 0.1;
PRO.union = function(poly, min, all) {
if (!this.overlaps(poly)) return null;
clip.AddPaths(sp1, ptyp.ptSubject, true);
clip.AddPaths(sp2, ptyp.ptClip, true);
let fillang = this.fillang && this.area() > poly.area() ? this.fillang : poly.fillang,
clib = self.ClipperLib,
ctyp = clib.ClipType,
ptyp = clib.PolyType,
cfil = clib.PolyFillType,
clip = new clib.Clipper(),
ctre = new clib.PolyTree(),
sp1 = this.toClipper(),
sp2 = poly.toClipper(),
minarea = min >= 0 ? min : 0.1;
if (clip.Execute(ctyp.ctUnion, ctre, cfil.pftEvenOdd, cfil.pftEvenOdd)) {
let union = POLY().fromClipperTreeUnion(ctre, poly.getZ(), minarea);
if (all) {
if (union.length === 2) {
return null;
// if (this.unionMatch(union) || poly.unionMatch(union)) {
// return null;
// }
clip.AddPaths(sp1, ptyp.ptSubject, true);
clip.AddPaths(sp2, ptyp.ptClip, true);
if (clip.Execute(ctyp.ctUnion, ctre, cfil.pftEvenOdd, cfil.pftEvenOdd)) {
let union = POLY().fromClipperTreeUnion(ctre, poly.getZ(), minarea);
if (all) {
if (union.length === 2) {
return null;
// if (this.unionMatch(union) || poly.unionMatch(union)) {
// return null;
// }
}
return union;
}
if (union.length === 1) {
union = union[0];
union.fillang = fillang;
return union;
} else {
console.trace({check_union_call_path: union, this: this, poly});
}
return union;
}
if (union.length === 1) {
union = union[0];
union.fillang = fillang;
return union;
} else {
console.trace({check_union_call_path: union, this: this, poly});
}
}
return null;
return null;
};
};
/** ******************************************************************