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Remap paint after dovetail cut

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This commit is contained in:
Noisyfox
2026-05-11 14:53:53 +08:00
parent 66f8d954af
commit b9c9f42f01
1 changed files with 15 additions and 1 deletions
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16
src/libslic3r/CutUtils.cpp
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@@ -555,6 +555,20 @@ const ModelObjectPtrs& Cut::perform_with_groove(const Groove& groove, const Tran
upper->name = upper->name + "_A"; upper->name = upper->name + "_A";
lower->name = lower->name + "_B"; lower->name = lower->name + "_B";
} }
// Save painting data so we later can remap it.
std::vector<std::optional<TriangleSelector::SavedPainting>> saved_paintings;
if (m_attributes.has(ModelObjectCutAttribute::KeepPaint)) {
const auto instance_matrix = cut_mo->instances[m_instance]->get_transformation().get_matrix_no_offset();
for (const auto volume : cut_mo->volumes) {
saved_paintings.emplace_back(volume->save_painting());
if (saved_paintings.back()) {
// Transform mesh to cut space (same transform as process_volume_cut applies)
saved_paintings.back()->mesh.transform(instance_matrix * volume->get_matrix(), true);
}
}
}
const double groove_half_depth = 0.5 * double(groove.depth); const double groove_half_depth = 0.5 * double(groove.depth);
Model tmp_model_for_cut = Model(); Model tmp_model_for_cut = Model();
@@ -681,7 +695,7 @@ const ModelObjectPtrs& Cut::perform_with_groove(const Groove& groove, const Tran
merge_solid_parts_inside_object(cut_object_ptrs); merge_solid_parts_inside_object(cut_object_ptrs);
} }
finalize(cut_object_ptrs, {}); finalize(cut_object_ptrs, saved_paintings);
return m_model.objects; return m_model.objects;
} }