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Add mixed filament support: Implement MixedFilament and MixedFilamentManager classes for layer-based color mixing. Update CLI to handle downward_check option. Enhance GUI to display mixed filaments and integrate with existing filament management.

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Rad
2026-02-09 22:35:18 +01:00
parent 706508c792
commit e529461234
21 changed files with 669 additions and 39 deletions
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29
src/libslic3r/MultiMaterialSegmentation.cpp
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@@ -8,6 +8,7 @@
#include "MutablePolygon.hpp"
#include "format.hpp"
#include <algorithm>
#include <utility>
#include <unordered_set>
@@ -2195,11 +2196,37 @@ std::vector<std::vector<ExPolygons>> segmentation_by_painting(const PrintObject
// Returns multi-material segmentation based on painting in multi-material segmentation gizmo
std::vector<std::vector<ExPolygons>> multi_material_segmentation_by_painting(const PrintObject &print_object, const std::function<void()> &throw_on_cancel_callback) {
const size_t num_facets_states = print_object.print()->config().filament_colour.size() + 1;
const size_t num_physical_filaments = print_object.print()->config().filament_colour.size();
const size_t num_total_filaments = print_object.print()->mixed_filament_manager().total_filaments(num_physical_filaments);
const size_t num_facets_states = num_total_filaments + 1;
const float max_width = float(print_object.config().mmu_segmented_region_max_width.value);
const float interlocking_depth = float(print_object.config().mmu_segmented_region_interlocking_depth.value);
const bool interlocking_beam = print_object.config().interlocking_beam.value;
size_t max_painted_state = 0;
for (const ModelVolume *mv : print_object.model_object()->volumes) {
if (!mv->is_model_part())
continue;
const auto &used_states = mv->mmu_segmentation_facets.get_data().used_states;
for (size_t state_idx = static_cast<size_t>(EnforcerBlockerType::Extruder1); state_idx < used_states.size(); ++state_idx) {
if (used_states[state_idx])
max_painted_state = std::max(max_painted_state, state_idx);
}
}
if (max_painted_state >= num_facets_states) {
BOOST_LOG_TRIVIAL(warning) << "multi_material_segmentation_by_painting dropping painted states above segmentation range"
<< " max_painted_state=" << max_painted_state
<< " num_facets_states=" << num_facets_states
<< " physical_filaments=" << num_physical_filaments
<< " total_filaments=" << num_total_filaments;
} else {
BOOST_LOG_TRIVIAL(debug) << "multi_material_segmentation_by_painting state range check"
<< " max_painted_state=" << max_painted_state
<< " num_facets_states=" << num_facets_states
<< " physical_filaments=" << num_physical_filaments
<< " total_filaments=" << num_total_filaments;
}
const auto extract_facets_info = [](const ModelVolume &mv) -> ModelVolumeFacetsInfo {
return {mv.mmu_segmentation_facets, mv.is_mm_painted(), false};
};