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TreeSupports: Debugging the collision caches

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This commit is contained in:
Vojtech Bubnik 2022-11-18 12:27:23 +01:00
parent 3713f09a8e
commit 19e7c55a2a
3 changed files with 51 additions and 2 deletions
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46
src/libslic3r/TreeModelVolumes.cpp
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@ -291,6 +291,42 @@ void TreeModelVolumes::precalculate(const coord_t max_layer)
// m_precalculated = true;
BOOST_LOG_TRIVIAL(info) << "Precalculating collision took" << dur_col << " ms. Precalculating avoidance took " << dur_avo << " ms.";
#if 0
// Paint caches into SVGs:
auto paint_cache_into_SVGs = [this](const RadiusLayerPolygonCache &cache, std::string_view name) {
const std::vector<std::pair<RadiusLayerPair, std::reference_wrapper<const Polygons>>> sorted = cache.sorted();
static constexpr const std::string_view colors[] = {
"red", "green", "blue", "magenta", "orange"
};
static constexpr const size_t num_colors = sizeof(colors) / sizeof(colors[0]);
for (size_t i = 0; i < sorted.size();) {
// Find range of cache items with the same layer index.
size_t j = i;
for (++ j; j < sorted.size() && sorted[i].first.second == sorted[j].first.second; ++ j) ;
// Collect expolygons in reverse order (largest to smallest).
std::vector<std::pair<Slic3r::ExPolygons, SVG::ExPolygonAttributes>> expolygons_with_attributes;
for (int k = int(j - 1); k >= int(i); -- k) {
std::string legend = format("radius-%1%", unscaled<float>(sorted[k].first.first));
expolygons_with_attributes.push_back({ union_ex(sorted[k].second), SVG::ExPolygonAttributes(legend, std::string(colors[(k - int(i)) % num_colors]), 1.) });
}
// Render the range of per radius collision polygons into a common SVG.
SVG::export_expolygons(debug_out_path("treesupport_cache-%s-%d.svg", name.data(), sorted[i].first.second), expolygons_with_attributes);
i = j;
}
};
paint_cache_into_SVGs(m_collision_cache, "collision_cache");
paint_cache_into_SVGs(m_collision_cache_holefree, "collision_cache_holefree");
paint_cache_into_SVGs(m_avoidance_cache, "avoidance_cache");
paint_cache_into_SVGs(m_avoidance_cache_slow, "avoidance_cache_slow");
paint_cache_into_SVGs(m_avoidance_cache_to_model, "avoidance_cache_to_model");
paint_cache_into_SVGs(m_avoidance_cache_to_model_slow, "avoidance_cache_to_model_slow");
paint_cache_into_SVGs(m_placeable_areas_cache, "placable_areas_cache");
paint_cache_into_SVGs(m_avoidance_cache_holefree, "avoidance_cache_holefree");
paint_cache_into_SVGs(m_avoidance_cache_holefree_to_model, "avoidance_cache_holefree_to_model");
paint_cache_into_SVGs(m_wall_restrictions_cache, "wall_restrictions_cache");
paint_cache_into_SVGs(m_wall_restrictions_cache_min, "wall_restrictions_cache_min");
#endif
}
const Polygons& TreeModelVolumes::getCollision(const coord_t orig_radius, LayerIndex layer_idx, bool min_xy_dist) const
@ -783,4 +819,14 @@ coord_t TreeModelVolumes::ceilRadius(const coord_t radius) const
return out;
}
// For debugging purposes, sorted by layer index, then by radius.
std::vector<std::pair<TreeModelVolumes::RadiusLayerPair, std::reference_wrapper<const Polygons>>> TreeModelVolumes::RadiusLayerPolygonCache::sorted() const
{
std::vector<std::pair<RadiusLayerPair, std::reference_wrapper<const Polygons>>> out;
for (auto it = this->data.begin(); it != this->data.end(); ++ it)
out.emplace_back(it->first, it->second);
std::sort(out.begin(), out.end(), [](auto &l, auto &r){ return l.first.second < r.first.second || (l.first.second == r.first.second) && l.first.first < r.first.first; });
return out;
}
} // namespace Slic3r::FFFTreeSupport

3
src/libslic3r/TreeModelVolumes.hpp
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@ -366,6 +366,9 @@ private:
return max_layer;
}
// For debugging purposes, sorted by layer index, then by radius.
[[nodiscard]] std::vector<std::pair<RadiusLayerPair, std::reference_wrapper<const Polygons>>> sorted() const;
private:
RadiusLayerPolygonCacheData data;
mutable std::mutex mutex;

4
src/libslic3r/TreeSupport.cpp
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@ -3728,10 +3728,10 @@ static void generate_support_areas(Print &print, const BuildVolume &build_volume
for (size_t layer_idx = 0; layer_idx < move_bounds.size(); ++layer_idx) {
Polygons polys;
for (auto& area : move_bounds[layer_idx])
append(polys, area->influence_area);
append(polys, area.influence_area);
if (auto begin = move_bounds[layer_idx].begin(); begin != move_bounds[layer_idx].end())
SVG::export_expolygons(debug_out_path("treesupport-initial_areas-%d.svg", layer_idx),
{ { { union_ex(volumes.getWallRestriction(config.getCollisionRadius((*begin)->state), layer_idx, (*begin)->state.use_min_xy_dist)) },
{ { { union_ex(volumes.getWallRestriction(config.getCollisionRadius(begin->state), layer_idx, begin->state.use_min_xy_dist)) },
{ "wall_restricrictions", "gray", 0.5f } },
{ { union_ex(polys) }, { "parent", "red", "black", "", scaled<coord_t>(0.1f), 0.5f } } });
}