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Fix of [2.3.0-alpha4] Crash - several models cause crash when slicing #5208

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Fixed some issues in internal anchors of the Adaptive Cubic infill.
The ugly and dangerous implicit casting operators in Line, MultiPoint,
Polyline and Polygon were made explicit.
This commit is contained in:
Vojtech Bubnik 2020-11-24 16:00:46 +01:00
parent 10c41290fd
commit 62bdc192d8
25 changed files with 237 additions and 110 deletions
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8
src/libslic3r/ClipperUtils.cpp
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@ -1069,7 +1069,7 @@ Polygons variable_offset_inner(const ExPolygon &expoly, const std::vector<std::v
ClipperLib::Paths holes;
holes.reserve(expoly.holes.size());
for (const Polygon& hole : expoly.holes)
append(holes, fix_after_outer_offset(mittered_offset_path_scaled(hole, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftNegative, false));
append(holes, fix_after_outer_offset(mittered_offset_path_scaled(hole.points, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftNegative, false));
#ifndef NDEBUG
for (auto &c : holes)
assert(ClipperLib::Area(c) > 0.);
@ -1113,7 +1113,7 @@ for (const std::vector<float>& ds : deltas)
ClipperLib::Paths holes;
holes.reserve(expoly.holes.size());
for (const Polygon& hole : expoly.holes)
append(holes, fix_after_inner_offset(mittered_offset_path_scaled(hole, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftPositive, true));
append(holes, fix_after_inner_offset(mittered_offset_path_scaled(hole.points, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftPositive, true));
#ifndef NDEBUG
for (auto &c : holes)
assert(ClipperLib::Area(c) > 0.);
@ -1157,7 +1157,7 @@ for (const std::vector<float>& ds : deltas)
ClipperLib::Paths holes;
holes.reserve(expoly.holes.size());
for (const Polygon& hole : expoly.holes)
append(holes, fix_after_inner_offset(mittered_offset_path_scaled(hole, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftPositive, true));
append(holes, fix_after_inner_offset(mittered_offset_path_scaled(hole.points, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftPositive, true));
#ifndef NDEBUG
for (auto &c : holes)
assert(ClipperLib::Area(c) > 0.);
@ -1205,7 +1205,7 @@ ExPolygons variable_offset_inner_ex(const ExPolygon &expoly, const std::vector<s
ClipperLib::Paths holes;
holes.reserve(expoly.holes.size());
for (const Polygon& hole : expoly.holes)
append(holes, fix_after_outer_offset(mittered_offset_path_scaled(hole, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftNegative, false));
append(holes, fix_after_outer_offset(mittered_offset_path_scaled(hole.points, deltas[1 + &hole - expoly.holes.data()], miter_limit), ClipperLib::pftNegative, false));
#ifndef NDEBUG
for (auto &c : holes)
assert(ClipperLib::Area(c) > 0.);