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Fix: Anchor bridges to top solid infill.

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Fixes SPE-2031.
This commit is contained in:
Martin Šach 2023-11-22 15:29:21 +01:00 committed by Lukas Matena
parent bb2186cbcf
commit 74a38ed4f3
1 changed files with 11 additions and 0 deletions
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11
src/libslic3r/LayerRegion.cpp
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@ -520,12 +520,14 @@ void LayerRegion::process_external_surfaces(const Layer *lower_layer, const Poly
double layer_thickness;
ExPolygons shells = union_ex(fill_surfaces_extract_expolygons(m_fill_surfaces.surfaces, { stInternalSolid }, layer_thickness));
ExPolygons sparse = union_ex(fill_surfaces_extract_expolygons(m_fill_surfaces.surfaces, { stInternal }, layer_thickness));
ExPolygons top_expolygons = union_ex(fill_surfaces_extract_expolygons(m_fill_surfaces.surfaces, { stTop }, layer_thickness));
const auto expansion_params_into_sparse_infill = RegionExpansionParameters::build(expansion_min, expansion_step, max_nr_expansion_steps);
const auto expansion_params_into_solid_infill = RegionExpansionParameters::build(expansion_bottom_bridge, expansion_step, max_nr_expansion_steps);
std::vector<ExpansionZone> expansion_zones{
ExpansionZone{std::move(shells), expansion_params_into_solid_infill},
ExpansionZone{std::move(sparse), expansion_params_into_sparse_infill},
ExpansionZone{std::move(top_expolygons), expansion_params_into_solid_infill},
};
SurfaceCollection bridges;
@ -544,6 +546,15 @@ void LayerRegion::process_external_surfaces(const Layer *lower_layer, const Poly
#endif
}
m_fill_surfaces.remove_types({ stTop });
{
Surface top_templ(stTop, {});
top_templ.thickness = layer_thickness;
m_fill_surfaces.append(std::move(expansion_zones.back().expolygons), top_templ);
}
expansion_zones.pop_back();
expansion_zones.at(0).parameters = RegionExpansionParameters::build(expansion_bottom, expansion_step, max_nr_expansion_steps);
Surfaces bottoms = expand_merge_surfaces(m_fill_surfaces.surfaces, stBottom, expansion_zones, closing_radius);