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SPE-2496: Fix calculation of perimeter spacing in the multi-material segmentation when the perimeter extrusion width is set to zero.

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Lukáš Hejl 2025-01-02 22:31:20 +01:00 committed by Lukas Matena
parent 1a91c94c47
commit e35766bb89
1 changed files with 4 additions and 3 deletions
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7
src/libslic3r/MultiMaterialSegmentation.cpp
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@ -864,14 +864,15 @@ static inline std::vector<std::vector<ExPolygons>> segmentation_top_and_bottom_l
// color_idx == 0 means "don't know" extruder aka the underlying extruder.
// As this region may split existing regions, we collect statistics over all regions for color_idx == 0.
color_idx == 0 || config.perimeter_extruder == int(color_idx)) {
out.extrusion_width = std::max<float>(out.extrusion_width, float(config.perimeter_extrusion_width));
const Flow perimeter_flow = region->flow(FlowRole::frPerimeter);
out.extrusion_width = std::max<float>(out.extrusion_width, perimeter_flow.width());
out.top_solid_layers = std::max<int>(out.top_solid_layers, config.top_solid_layers);
out.bottom_solid_layers = std::max<int>(out.bottom_solid_layers, config.bottom_solid_layers);
out.small_region_threshold = config.gap_fill_enabled.value && config.gap_fill_speed.value > 0 ?
// Gap fill enabled. Enable a single line of 1/2 extrusion width.
0.5f * float(config.perimeter_extrusion_width) :
0.5f * perimeter_flow.width() :
// Gap fill disabled. Enable two lines slightly overlapping.
float(config.perimeter_extrusion_width) + 0.7f * Flow::rounded_rectangle_extrusion_spacing(float(config.perimeter_extrusion_width), float(layer.height));
perimeter_flow.width() + 0.7f * perimeter_flow.spacing();
out.small_region_threshold = scaled<float>(out.small_region_threshold * 0.5f);
++ out.num_regions;
}