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Fix some overhang detection (#15694)

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This commit is contained in:
Ian Bassi
2026-09-18 14:23:38 -03:00
committed by GitHub
parent e573fc4680
commit 8a17df4a89
4 changed files with 159 additions and 3 deletions
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src/libslic3r/LayerRegion.cpp
+7 -3
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@@ -120,9 +120,6 @@ void LayerRegion::make_perimeters(const SurfaceCollection &slices, const LayerRe
fill_no_overlap
);
if (this->layer()->lower_layer != nullptr)
// Cummulative sum of polygons over all the regions.
g.lower_slices = &this->layer()->lower_layer->lslices;
if (this->layer()->upper_layer != NULL)
g.upper_slices = &this->layer()->upper_layer->lslices;
@@ -135,6 +132,13 @@ void LayerRegion::make_perimeters(const SurfaceCollection &slices, const LayerRe
g.overhang_flow = this->bridging_flow(frPerimeter, object_config.thick_bridges);
g.solid_infill_flow = this->flow(frSolidInfill);
// Cumulative sum of polygons over all the regions, less what the lower layer could not print.
ExPolygons lower_slices;
if (this->layer()->lower_layer != nullptr) {
lower_slices = g.printable_slices(this->layer()->lower_layer->lslices);
g.lower_slices = &lower_slices;
}
if (this->layer()->object()->config().wall_generator.value == PerimeterGeneratorType::Arachne && !spiral_mode)
g.process_arachne();
else