3DPrinting/PrusaSlicer-NonPlainar
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

optimize the brdige over infill by extractng only the sparse infill lines from previous layer

Browse source
This commit is contained in:
PavelMikus 2023-02-24 16:47:07 +01:00
parent feb9310fe3
commit e4910381b4
3 changed files with 93 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

17
src/libslic3r/PrintObject.cpp
View file

@ -397,6 +397,7 @@ void PrintObject::infill()
this->prepare_infill();
if (this->set_started(posInfill)) {
m_print->set_status(45, L("making infill"));
auto [adaptive_fill_octree, support_fill_octree] = this->prepare_adaptive_infill_data();
auto lightning_generator = this->prepare_lightning_infill_data();
@ -1658,18 +1659,8 @@ void PrintObject::bridge_over_infill()
continue;
}
// Now, temporarily fill the previous layer and extract the extrusions.
// TODO - the make_fills function does a lot of work, some of it is not needed (e.g. sorting the paths)
// It would be nice to have a function that only creates the fill polylines, ideally without modifying the global state
po->get_layer(lidx)->lower_layer->make_fills(nullptr, nullptr, nullptr);
Polylines lower_layer_polylines;
for (const LayerRegion *region : layer->lower_layer->m_regions) {
for (const ExtrusionEntity *ee : region->fills().entities) {
assert(ee->is_collection());
auto region_polylines = dynamic_cast<const ExtrusionEntityCollection *>(ee)->as_polylines();
lower_layer_polylines.insert(lower_layer_polylines.end(), region_polylines.begin(), region_polylines.end());
}
}
// generate sparse infill polylines from lower layers to get anchorable polylines
Polylines lower_layer_polylines = po->get_layer(lidx)->lower_layer->generate_sparse_infill_polylines_for_anchoring();
for (std::pair<const LayerSlice *, SurfacesPtr> candidates : bridging_surface_candidates) {
if (candidates.second.empty()) {
@ -1786,7 +1777,7 @@ void PrintObject::bridge_over_infill()
assert(candidate->surface_type == stInternalSolid);
Polygons bridged_area = expand(to_polygons(candidate->expolygon), flow.scaled_spacing());
Polygons infill_region = to_polygons(surface_to_region[candidate]->fill_expolygons());
bool touches_perimeter = !diff(bridged_area, infill_region).empty();
bool touches_perimeter = !diff(bridged_area, infill_region).empty();
bool touches_solid_region_under = !intersection(bridged_area, not_sparse_infill).empty();
bridged_area =