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Collect the perimeter surfaces when generating perimeters.

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The perimeter surfaces are later used for performing infill
below overhangs and to maintan configured vertical wall thickness
at sloping surfaces.
This commit is contained in:
bubnikv 2016-09-26 13:44:23 +02:00
parent 8f04f5d5f6
commit e0d1aa8a1a
7 changed files with 226 additions and 22 deletions
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11
xs/src/libslic3r/PerimeterGenerator.cpp
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@ -239,6 +239,15 @@ PerimeterGenerator::process()
this->loops->append(entities);
} // for each loop of an island
{
//FIXME how about the gaps?
// Calculate the region of surface->expolygon covered by the perimeters and their gap fills.
// The perimeters will later be used to calculate the object skin.
ExPolygons expp = diff_ex((Polygons)surface->expolygon, last, true);
for (ExPolygons::const_iterator ex = expp.begin(); ex != expp.end(); ++ex)
this->perimeter_surfaces->surfaces.push_back(Surface(stPerimeter, *ex));
}
// fill gaps
if (!gaps.empty()) {
/*
@ -275,7 +284,7 @@ PerimeterGenerator::process()
last = diff(last, gap_fill.grow());
}
}
// create one more offset to be used as boundary for fill
// we offset by half the perimeter spacing (to get to the actual infill boundary)
// and then we offset back and forth by half the infill spacing to only consider the