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force support fill orientation on belt

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This commit is contained in:
Stewart Allen 2021-10-01 20:59:30 -04:00
commit dc241934d9
1 changed files with 7 additions and 7 deletions
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14
src/mode/fdm/slice.js
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@ -531,12 +531,12 @@
for (let top of slice.tops) {
if (!outline) {
let offset = top.shells;
fillSupportPolys(promises, offset, lineWidth, density, slice.z);
fillSupportPolys(promises, offset, lineWidth, density, slice.z, isBelt);
resolve.push({top, offset});
} else {
let offset = [];
POLY.expand(top.shells || [], -nozzleSize/4, slice.z, offset);
fillSupportPolys(promises, offset, lineWidth, density, slice.z);
fillSupportPolys(promises, offset, lineWidth, density, slice.z, isBelt);
resolve.push({top, offset});
}
}
@ -597,7 +597,7 @@
profileStart("support-fill");
promises = false && isConcurrent ? [] : undefined;
forSlices(0.8, promises ? 0.88 : 0.9, slice => {
doSupportFill(promises, slice, lineWidth, supportDensity, process.sliceSupportArea);
doSupportFill(promises, slice, lineWidth, supportDensity, process.sliceSupportArea, isBelt);
}, "support");
if (promises) {
await tracker(promises, (i, t) => {
@ -1400,7 +1400,7 @@
}
function doSupportFill(promises, slice, linewidth, density, minArea) {
function doSupportFill(promises, slice, linewidth, density, minArea, isBelt) {
let supports = slice.supports,
nsB = [],
nsC = [],
@ -1422,19 +1422,19 @@
}
if (supports) {
fillSupportPolys(promises, supports, linewidth, density, slice.z);
fillSupportPolys(promises, supports, linewidth, density, slice.z, isBelt);
}
// re-assign new supports back to slice
slice.supports = supports;
};
function fillSupportPolys(promises, polys, linewidth, density, z) {
function fillSupportPolys(promises, polys, linewidth, density, z, isBelt) {
// calculate fill density
let spacing = linewidth * (1 / density);
polys.forEach(function (poly) {
// angle based on width/height ratio
let angle = (poly.bounds.width() / poly.bounds.height() > 1) ? 90 : 0;
let angle = isBelt || (poly.bounds.width() / poly.bounds.height() > 1) ? 90 : 0;
// inset support poly for fill lines 33% of nozzle width
let inset = POLY.offset([poly], -linewidth/3, {flat: true, z, wasm: true});
// do the fill