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weight progress bar for pocket contour ops

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This commit is contained in:
Stewart Allen 2022-10-11 10:53:42 -04:00
commit 5f6e381ef9
1 changed files with 40 additions and 28 deletions
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68
src/kiri-mode/cam/ops.js
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@ -976,7 +976,7 @@ class OpPocket extends CamOp {
this.topo = new CAM.Topo({
// onupdate: (update, msg) => {
onupdate: (index, total, msg) => {
progress(index / total, msg);
progress((index / total) * 0.9, msg);
},
ondone: (slices) => { },
contour: {
@ -1055,7 +1055,9 @@ class OpPocket extends CamOp {
}
POLY.setWinding(slice.camLines, cutdir, false);
if (contour) {
slice.camLines = pocket.conform(slice.camLines, op.refine, engrave);
slice.camLines = pocket.conform(slice.camLines, op.refine, engrave, pct => {
progress(0.9 + (zpro + zinc * pct) * 0.1, "conform");
});
}
slice.output()
.setLayer("pocket", {line: color}, false)
@ -1063,7 +1065,10 @@ class OpPocket extends CamOp {
if (debug && shadow) slice.output()
.setLayer("pocket shadow", {line: 0xff8811}, false)
.addPolys(shadow)
progress(zpro += zinc, "pocket");
if (!contour) {
progress(zpro, "pocket");
}
zpro += zinc;
}
}
}
@ -1103,44 +1108,51 @@ class OpPocket extends CamOp {
}
// mold cam output lines to the surface of the topo offset by tool geometry
conform(camLines, refine, engrave) {
conform(camLines, refine, engrave, progress) {
const topo = this.topo;
// re-segment polygon to a higher resolution
const hirez = refine > 0 ? camLines.map(p => p.segment(topo.tolerance * 2)) : camLines;
// walk points and offset from surface taking into account tool geometry
let steps = hirez.length;
let iter = 0;
for (let poly of hirez) {
for (let point of poly.points) {
point.z = engrave ? topo.zAtXY(point.x, point.y) : topo.toolAtXY(point.x, point.y);
}
progress((iter++ / steps) * 0.8);
}
steps = steps * refine;
iter = 0;
// walk points noting z deltas and smoothing sawtooth patterns
for (let j=0; j<refine; j++)
for (let poly of hirez) {
const points = poly.points, length = points.length;
let sn = []; // segment normals
let dz = []; // z deltas
for (let i=0; i<length; i++) {
let p1 = points[i];
let p2 = points[(i + 1) % length];
dz.push(p1.z - p2.z);
sn.push(segmentNormal(p1, p2));
}
let vn = []; // vertex normals
for (let i=0; i<length; i++) {
let n1 = sn[(i + length - 1) % length];
let n2 = sn[i];
let vi = vertexNormal(n1, n2, 1);
vn.push(vi);
let vl = Math.abs(1 - vi.vl).round(2);
// vl should be close to zero on smooth / continuous curves
// factoring out hard turns, we smooth the z using the weighted
// z values of the points before and after the current point
if (vl === 0) {
let p0 = points[(i + length - 1) % length];
for (let j=0; j<refine; j++) {
for (let poly of hirez) {
const points = poly.points, length = points.length;
let sn = []; // segment normals
let dz = []; // z deltas
for (let i=0; i<length; i++) {
let p1 = points[i];
let p2 = points[(i + 1) % length];
p1.z = (p0.z + p2.z + p1.z) / 3;
dz.push(p1.z - p2.z);
sn.push(segmentNormal(p1, p2));
}
let vn = []; // vertex normals
for (let i=0; i<length; i++) {
let n1 = sn[(i + length - 1) % length];
let n2 = sn[i];
let vi = vertexNormal(n1, n2, 1);
vn.push(vi);
let vl = Math.abs(1 - vi.vl).round(2);
// vl should be close to zero on smooth / continuous curves
// factoring out hard turns, we smooth the z using the weighted
// z values of the points before and after the current point
if (vl === 0) {
let p0 = points[(i + length - 1) % length];
let p1 = points[i];
let p2 = points[(i + 1) % length];
p1.z = (p0.z + p2.z + p1.z) / 3;
}
}
progress((iter++ / steps) * 0.2 + 0.8);
}
}
return hirez;