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Fixed regression in the C++ port of PerimeterGenerator causing gaps to be filled twice

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This commit is contained in:
Alessandro Ranellucci 2016-02-20 19:27:00 +01:00
parent e72a89ec23
commit 9eabbded2b
1 changed files with 9 additions and 7 deletions
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16
xs/src/libslic3r/PerimeterGenerator.cpp
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@ -264,13 +264,13 @@ PerimeterGenerator::process()
// where $pwidth < thickness < 2*$pspacing, infill with width = 2*$pwidth
// where 0.1*$pwidth < thickness < $pwidth, infill with width = 1*$pwidth
std::vector<PerimeterGeneratorGapSize> gap_sizes;
gap_sizes.push_back(PerimeterGeneratorGapSize(pwidth, 2*pspacing, unscale(2*pwidth)));
gap_sizes.push_back(PerimeterGeneratorGapSize(0.1*pwidth, pwidth, unscale(1*pwidth)));
gap_sizes.push_back(PerimeterGeneratorGapSize(pwidth, 2*pspacing, 2*pwidth));
gap_sizes.push_back(PerimeterGeneratorGapSize(0.1*pwidth, pwidth, 1*pwidth));
for (std::vector<PerimeterGeneratorGapSize>::const_iterator gap_size = gap_sizes.begin();
gap_size != gap_sizes.end(); ++gap_size) {
ExtrusionEntityCollection gap_fill = this->_fill_gaps(gap_size->min,
gap_size->max, gap_size->width, gaps);
gap_size->max, unscale(gap_size->width), gaps);
this->gap_fill->append(gap_fill.entities);
// Make sure we don't infill narrow parts that are already gap-filled
@ -279,12 +279,14 @@ PerimeterGenerator::process()
// are not subtracted from fill surfaces (they might be too short gaps
// that medial axis skips but infill might join with other infill regions
// and use zigzag).
double dist = scale_(gap_size->width/2);
coord_t dist = gap_size->width/2;
Polygons filled;
for (ExtrusionEntitiesPtr::const_iterator it = gap_fill.entities.begin();
it != gap_fill.entities.end(); ++it)
offset((*it)->as_polyline(), &filled, dist);
it != gap_fill.entities.end(); ++it) {
Polygons f;
offset((*it)->as_polyline(), &f, dist);
filled.insert(filled.end(), f.begin(), f.end());
}
last = diff(last, filled);
gaps = diff(gaps, filled); // prevent more gap fill here
}