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Add top/bottom surface fill order control (Outward/Inward) for Concentric, Archimedean Chords and Octagram Spiral (#14179)

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Co-authored-by: Ian Bassi <ian.bassi@outlook.com>
This commit is contained in:
Mqrius
2026-07-14 15:34:13 -03:00
committed by GitHub
co-authored by Ian Bassi
parent 50768e0716
commit c84d5c7943
15 changed files with 210 additions and 89 deletions
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src/libslic3r/Fill/FillBase.cpp
+7 -7
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@@ -162,10 +162,11 @@ void Fill::fill_surface_extrusion(const Surface* surface, const FillParams& para
out.push_back(eec = new ExtrusionEntityCollection());
// Only concentric fills are not sorted.
eec->no_sort = this->no_sort();
// ORCA: special flag for flow rate calibration
auto is_flow_calib = params.extrusion_role == erTopSolidInfill && this->print_object_config->has("calib_flowrate_topinfill_special_order") &&
this->print_object_config->option("calib_flowrate_topinfill_special_order")->getBool();
if (is_flow_calib || params.is_anisotropic) { // Orca: disable sorting while anisotropic surfaces
// Orca: a forced surface fill order must survive the G-code path planner, which would
// otherwise re-chain and possibly reverse the paths. This also covers the flow rate
// calibration, which forces an outward fill order on its top surfaces.
const bool keep_fill_order = params.fill_order != SurfaceFillOrder::Default;
if (keep_fill_order) {
eec->no_sort = true;
}
size_t idx = eec->entities.size();
@@ -180,14 +181,13 @@ void Fill::fill_surface_extrusion(const Surface* surface, const FillParams& para
params.extrusion_role,
flow_mm3_per_mm, float(flow_width), params.flow.height());
}
if (!params.can_reverse || is_flow_calib) {
if (!params.can_reverse || keep_fill_order) {
for (size_t i = idx; i < eec->entities.size(); i++)
eec->entities[i]->set_reverse();
}
// Orca: run gap fill
if (!(params.is_anisotropic)) // Orca: Disable gap filling while anisotropic
this->_create_gap_fill(surface, params, eec);
this->_create_gap_fill(surface, params, eec);
}
}