3DPrinting/PrusaSlicer-NonPlainar
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Improvements in performance of Medial Axis algorithm.

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Fixes Slicing slows or hangs on "Generating Permiters 20%" cpu load is at 100% #8164
Fixes Slicing hangs on generating perimeters with thing:3565827 (30g) #3259
This commit is contained in:
Vojtech Bubnik 2022-11-16 12:03:31 +01:00
parent 0a84421ea4
commit fe51f77839
8 changed files with 157 additions and 174 deletions
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11
src/libslic3r/ExPolygon.cpp
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@ -206,12 +206,10 @@ void ExPolygon::simplify(double tolerance, ExPolygons* expolygons) const
append(*expolygons, this->simplify(tolerance));
}
void
ExPolygon::medial_axis(double max_width, double min_width, ThickPolylines* polylines) const
void ExPolygon::medial_axis(double min_width, double max_width, ThickPolylines* polylines) const
{
// init helper object
Slic3r::Geometry::MedialAxis ma(max_width, min_width, this);
ma.lines = this->lines();
Slic3r::Geometry::MedialAxis ma(min_width, max_width, *this);
// compute the Voronoi diagram and extract medial axis polylines
ThickPolylines pp;
@ -318,11 +316,10 @@ ExPolygon::medial_axis(double max_width, double min_width, ThickPolylines* polyl
polylines->insert(polylines->end(), pp.begin(), pp.end());
}
void
ExPolygon::medial_axis(double max_width, double min_width, Polylines* polylines) const
void ExPolygon::medial_axis(double min_width, double max_width, Polylines* polylines) const
{
ThickPolylines tp;
this->medial_axis(max_width, min_width, &tp);
this->medial_axis(min_width, max_width, &tp);
polylines->insert(polylines->end(), tp.begin(), tp.end());
}