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move flat line removal until after height map is produced

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This commit is contained in:
Stewart Allen 2022-12-27 13:51:24 -05:00
commit 52b74f3daf
1 changed files with 13 additions and 3 deletions
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16
src/kiri-mode/cam/topo.js
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@ -177,7 +177,7 @@ class Topo {
newtrace.push(latent); newtrace.push(latent);
latent = null; latent = null;
} }
if (false && curvesOnly && lastP) { if (curvesOnly && lastP) {
// maxangle // maxangle
const dz = Math.abs(lastP.z - z); const dz = Math.abs(lastP.z - z);
const dv = contourX ? Math.abs(lastP.x - x) : Math.abs(lastP.y - y); const dv = contourX ? Math.abs(lastP.x - x) : Math.abs(lastP.y - y);
@ -233,8 +233,6 @@ class Topo {
let l1 = lines[i], p1 = l1.p1, p2 = l1.p2; let l1 = lines[i], p1 = l1.p1, p2 = l1.p2;
// eliminate vertical // eliminate vertical
if (Math.abs(p1.y - p2.y) < flatness) continue; if (Math.abs(p1.y - p2.y) < flatness) continue;
// eliminate horizontal when curves only selected
if (curvesOnly && Math.abs(p1.z - p2.z) < flatness) continue;
// eliminate if both points below cutoff // eliminate if both points below cutoff
if (p1.z < zMin && p2.z < zMin) continue; if (p1.z < zMin && p2.z < zMin) continue;
// sort p1,p2 by y for comparison // sort p1,p2 by y for comparison
@ -303,6 +301,18 @@ class Topo {
gridy++; gridy++;
} }
gridx++; gridx++;
// remove flat lines when curvesOnly
if (curvesOnly) {
let nup = [];
for (let i=0, p=slice.points, l=p.length; i<l; i += 2) {
const p1 = p[i];
const p2 = p[i+1];
if (Math.abs(p1.z - p2.z) >= flatness) {
nup.push(p1, p2);
}
}
slice.points = nup;
}
onupdate(++stepsTaken, stepsTotal, "raster surface"); onupdate(++stepsTaken, stepsTotal, "raster surface");
} }