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SPE-2486: Limit the depth of the painted fuzzy skin regions to make regions cover just external perimeters.

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This reduces the possibility of artifacts that could happen during regions merging.
This commit is contained in:
Lukáš Hejl 2024-10-25 16:11:20 +02:00 committed by Lukas Matena
parent 6dadcee6ab
commit fa2663f026
1 changed files with 9 additions and 1 deletions
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10
src/libslic3r/MultiMaterialSegmentation.cpp
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@ -1868,7 +1868,15 @@ std::vector<std::vector<ExPolygons>> fuzzy_skin_segmentation_by_painting(const P
return {mv.fuzzy_skin_facets, mv.is_fuzzy_skin_painted(), false};
};
return segmentation_by_painting(print_object, extract_facets_info, num_facets_states, 0.f, 0.f, IncludeTopAndBottomLayers::No, throw_on_cancel_callback);
// Because we apply fuzzy skin just on external perimeters, we limit the depth of fuzzy skin
// by the maximal extrusion width of external perimeters.
float max_external_perimeter_width = 0.;
for (size_t region_idx = 0; region_idx < print_object.num_printing_regions(); ++region_idx) {
const PrintRegion &region = print_object.printing_region(region_idx);
max_external_perimeter_width = std::max<float>(max_external_perimeter_width, region.flow(print_object, frExternalPerimeter, print_object.config().layer_height).width());
}
return segmentation_by_painting(print_object, extract_facets_info, num_facets_states, max_external_perimeter_width, 0.f, IncludeTopAndBottomLayers::No, throw_on_cancel_callback);
}