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Prevent crashes from edge cases when slicing complex small model with "big" fuzzy skin is used

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SoftFever 2024-03-17 20:34:02 +08:00
parent afabd955ac
commit d88dda8131
2 changed files with 2 additions and 0 deletions
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1
src/libslic3r/PerimeterGenerator.cpp
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@ -405,6 +405,7 @@ static ExtrusionEntityCollection traverse_loops(const PerimeterGenerator &perime
// Reapply the nearest point search for starting point. // Reapply the nearest point search for starting point.
// We allow polyline reversal because Clipper may have randomly reversed polylines during clipping. // We allow polyline reversal because Clipper may have randomly reversed polylines during clipping.
if(paths.empty()) continue;
chain_and_reorder_extrusion_paths(paths, &paths.front().first_point()); chain_and_reorder_extrusion_paths(paths, &paths.front().first_point());
// smothing the overhang degree // smothing the overhang degree
// merge small path between paths which have same overhang degree // merge small path between paths which have same overhang degree

1
src/libslic3r/ShortestPath.cpp
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@ -1042,6 +1042,7 @@ std::vector<std::pair<size_t, bool>> chain_extrusion_paths(std::vector<Extrusion
void reorder_extrusion_paths(std::vector<ExtrusionPath> &extrusion_paths, const std::vector<std::pair<size_t, bool>> &chain) void reorder_extrusion_paths(std::vector<ExtrusionPath> &extrusion_paths, const std::vector<std::pair<size_t, bool>> &chain)
{ {
assert(extrusion_paths.size() == chain.size()); assert(extrusion_paths.size() == chain.size());
if(extrusion_paths.empty()) return;
std::vector<ExtrusionPath> out; std::vector<ExtrusionPath> out;
out.reserve(extrusion_paths.size()); out.reserve(extrusion_paths.size());
for (const std::pair<size_t, bool> &idx : chain) { for (const std::pair<size_t, bool> &idx : chain) {