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New parameter "Slicing Mode" for supporting 3DLabPrint airplane models.

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S3D's strategy for merging self intersecting models is "Even / Odd"
which PrusaSlicer now supports as an alternative to "Positive" rule.
Also added a "Close Holes" option to fill in all internal structures.
3D-Labprint Models aren't sliceable (till years) #3062 #3708
This commit is contained in:
Vojtech Bubnik 2021-06-01 11:10:12 +02:00
parent df87f1b929
commit 20ba7c0a1f
12 changed files with 96 additions and 33 deletions
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3
src/libslic3r/ClipperUtils.hpp
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@ -356,7 +356,8 @@ inline Slic3r::Lines intersection_ln(const Slic3r::Line &subject, const Slic3r::
Slic3r::Polygons union_(const Slic3r::Polygons &subject);
Slic3r::Polygons union_(const Slic3r::ExPolygons &subject);
Slic3r::Polygons union_(const Slic3r::Polygons &subject, const Slic3r::Polygons &subject2);
Slic3r::ExPolygons union_ex(const Slic3r::Polygons &subject);
// May be used to "heal" unusual models (3DLabPrints etc.) by providing fill_type (pftEvenOdd, pftNonZero, pftPositive, pftNegative).
Slic3r::ExPolygons union_ex(const Slic3r::Polygons &subject, ClipperLib::PolyFillType fill_type = ClipperLib::pftPositive);
Slic3r::ExPolygons union_ex(const Slic3r::ExPolygons &subject);
Slic3r::ExPolygons union_ex(const Slic3r::Surfaces &subject);