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improve open poly offsetting. change gerber trace 3d interpetation

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This commit is contained in:
Stewart Allen 2024-07-01 20:52:49 -04:00
commit 619468ee00
4 changed files with 77 additions and 24 deletions
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22
src/geo/polygons.js
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@ -34,7 +34,7 @@ const POLYS = base.polygons = {
offset,
trimTo,
expand,
expand_lines,
// expand_lines,
points,
length,
route,
@ -508,18 +508,18 @@ function sumCirc(polys) {
* @param {number} distance offset
* @param {number} [z] defaults to 0
*/
function expand_lines(poly, distance, z) {
let fact = config.clipper,
cjnt = clib.JoinType,
cety = clib.EndType,
coff = new clib.ClipperOffset(),
ctre = new clib.PolyTree();
// function expand_lines(poly, distance, z) {
// let fact = config.clipper,
// cjnt = clib.JoinType,
// cety = clib.EndType,
// coff = new clib.ClipperOffset(),
// ctre = new clib.PolyTree();
coff.AddPaths(poly.toClipper(), cjnt.jtMiter, cety.etOpenSquare);
coff.Execute(ctre, distance * fact);
// coff.AddPaths(poly.toClipper(), cjnt.jtMiter, cety.etOpenSquare);
// coff.Execute(ctre, distance * fact);
return fromClipperTree(ctre, z, null, null, 0);
}
// return fromClipperTree(ctre, z, null, null, 0);
// }
/**
* @param {Polygon[]} polys