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Merge upstream, including the move to Clipper2 2.0.1

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One commit: libslic3r migrates to Clipper2 2.0.1 for performance. No conflicts.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Clifford Garwood
2026-10-02 16:38:41 -04:00
co-authored by Claude Opus 5.5
parent b1e44199c1 222c6a2df5
commit cafbac4816
78 changed files with 3028 additions and 7038 deletions
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src/libslic3r/Print.cpp
+3 -3
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@@ -3633,7 +3633,7 @@ void Print::_make_skirt()
Polygon loop;
{
// Orca: the hull already represents the occupied outline used for this skirt.
Polygons loops = offset(hull, distance, ClipperLib::jtRound, float(scale_(0.1)));
Polygons loops = offset(hull, distance, jtRound, float(scale_(0.1)));
Geometry::simplify_polygons(loops, scale_(0.05), &loops);
if (loops.empty())
break;
@@ -3670,7 +3670,7 @@ void Print::_make_skirt()
}
if (collect_skirt_hull)
for (Polygon &poly : offset(hull, distance + 0.5f * float(scale_(spacing)), ClipperLib::jtRound, float(scale_(0.1))))
for (Polygon &poly : offset(hull, distance + 0.5f * float(scale_(spacing)), jtRound, float(scale_(0.1))))
append(m_skirt_convex_hull, std::move(poly.points));
};
@@ -3776,7 +3776,7 @@ void Print::_make_skirt()
if (group.emits_skirt) {
// Orca: If the expanded skirt outline touches another group
// or obstacle, merge them and run the pass again.
Polygons envelopes = offset(envelope, grouping_offset, ClipperLib::jtRound, float(scale_(0.1)));
Polygons envelopes = offset(envelope, grouping_offset, jtRound, float(scale_(0.1)));
if (envelopes.empty())
continue;
envelope = std::move(envelopes.front());