635 lines
25 KiB
C++
635 lines
25 KiB
C++
#include "SupportableIssuesSearch.hpp"
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#include "tbb/parallel_for.h"
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#include "tbb/blocked_range.h"
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#include "tbb/parallel_reduce.h"
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#include <boost/log/trivial.hpp>
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#include <cmath>
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#include <unordered_set>
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#include <stack>
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#include "AABBTreeLines.hpp"
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#include "libslic3r/Layer.hpp"
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#include "libslic3r/ClipperUtils.hpp"
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#include "Geometry/ConvexHull.hpp"
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#define DEBUG_FILES
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#ifdef DEBUG_FILES
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#include <boost/nowide/cstdio.hpp>
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#include "libslic3r/Color.hpp"
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#endif
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namespace Slic3r {
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static const size_t NULL_ACC_ID = std::numeric_limits<size_t>::max();
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class ExtrusionLine
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{
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public:
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ExtrusionLine() :
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a(Vec2f::Zero()), b(Vec2f::Zero()), len(0.0f) {
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}
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ExtrusionLine(const Vec2f &_a, const Vec2f &_b) :
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a(_a), b(_b), len((_a - _b).norm()) {
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}
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float length() {
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return (a - b).norm();
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}
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Vec2f a;
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Vec2f b;
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float len;
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size_t supported_segment_accumulator_id = NULL_ACC_ID;
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static const constexpr int Dim = 2;
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using Scalar = Vec2f::Scalar;
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};
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auto get_a(ExtrusionLine &&l) {
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return l.a;
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}
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auto get_b(ExtrusionLine &&l) {
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return l.b;
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}
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namespace SupportableIssues {
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void Issues::add(const Issues &layer_issues) {
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supports_nedded.insert(supports_nedded.end(), layer_issues.supports_nedded.begin(),
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layer_issues.supports_nedded.end());
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curling_up.insert(curling_up.end(), layer_issues.curling_up.begin(), layer_issues.curling_up.end());
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}
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bool Issues::empty() const {
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return supports_nedded.empty() && curling_up.empty();
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}
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SupportPoint::SupportPoint(const Vec3f &position, float weight) :
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position(position), weight(weight) {
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}
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CurledFilament::CurledFilament(const Vec3f &position, float estimated_height) :
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position(position), estimated_height(estimated_height) {
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}
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CurledFilament::CurledFilament(const Vec3f &position) :
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position(position), estimated_height(0.0f) {
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}
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class LayerLinesDistancer {
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private:
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std::vector<ExtrusionLine> lines;
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AABBTreeIndirect::Tree<2, float> tree;
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public:
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explicit LayerLinesDistancer(std::vector<ExtrusionLine> &&lines) :
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lines(lines) {
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tree = AABBTreeLines::build_aabb_tree_over_indexed_lines(lines);
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}
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// negative sign means inside
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float signed_distance_from_lines(const Vec2f &point, size_t &nearest_line_index_out,
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Vec2f &nearest_point_out) const {
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auto distance = AABBTreeLines::squared_distance_to_indexed_lines(lines, tree, point, nearest_line_index_out,
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nearest_point_out);
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if (distance < 0)
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return std::numeric_limits<float>::infinity();
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distance = sqrt(distance);
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const ExtrusionLine &line = lines[nearest_line_index_out];
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Vec2f v1 = line.b - line.a;
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Vec2f v2 = point - line.a;
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if ((v1.x() * v2.y()) - (v1.y() * v2.x()) > 0.0) {
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distance *= -1;
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}
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return distance;
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}
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const ExtrusionLine& get_line(size_t line_idx) const {
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return lines[line_idx];
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}
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};
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class StabilityAccumulator {
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private:
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Polygon base_convex_hull { };
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Points support_points { };
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Vec3f centroid_accumulator = Vec3f::Zero();
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float accumulated_volume { };
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float base_area { };
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float base_height { };
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public:
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explicit StabilityAccumulator(float base_height) :
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base_height(base_height) {
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}
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void add_base_extrusion(const ExtrusionLine &line, float width, float print_z, float cross_section) {
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base_area += line.len * width;
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support_points.push_back(Point::new_scale(line.a));
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support_points.push_back(Point::new_scale(line.b));
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base_convex_hull.clear();
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add_extrusion(line, print_z, cross_section);
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}
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void add_support_point(const Point &position, float area) {
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support_points.push_back(position);
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base_convex_hull.clear();
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base_area += area;
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}
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void add_extrusion(const ExtrusionLine &line, float print_z, float cross_section) {
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float volume = line.len * cross_section;
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accumulated_volume += volume;
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Vec2f center = (line.a + line.b) / 2.0f;
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centroid_accumulator += volume * Vec3f(center.x(), center.y(), print_z);
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}
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Vec3f get_centroid() const {
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return centroid_accumulator / accumulated_volume;
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}
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float get_base_area() const {
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return base_area;
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}
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float get_base_height() const {
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return base_height;
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}
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const Polygon& segment_base_hull() {
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if (this->base_convex_hull.empty()) {
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this->base_convex_hull = Geometry::convex_hull(this->support_points);
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}
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return this->base_convex_hull;
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}
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const Points& get_support_points() {
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return support_points;
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}
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void add_from(const StabilityAccumulator &acc) {
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this->support_points.insert(this->support_points.end(), acc.support_points.begin(),
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acc.support_points.end());
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base_convex_hull.clear();
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this->centroid_accumulator += acc.centroid_accumulator;
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this->accumulated_volume += acc.accumulated_volume;
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this->base_area += acc.base_area;
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}
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};
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struct StabilityAccumulators {
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private:
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size_t next_id = 0;
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std::unordered_map<size_t, size_t> mapping;
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std::vector<StabilityAccumulator> acccumulators;
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void merge_to(size_t from_id, size_t to_id) {
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StabilityAccumulator &from_acc = this->access(from_id);
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StabilityAccumulator &to_acc = this->access(to_id);
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if (&from_acc == &to_acc) {
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return;
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}
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to_acc.add_from(from_acc);
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mapping[from_id] = mapping[to_id];
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from_acc = StabilityAccumulator { 0.0f };
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}
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public:
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StabilityAccumulators() = default;
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int create_accumulator(float base_height) {
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size_t id = next_id;
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next_id++;
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mapping[id] = acccumulators.size();
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acccumulators.push_back(StabilityAccumulator { base_height });
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return id;
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}
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StabilityAccumulator& access(size_t id) {
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return acccumulators[mapping[id]];
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}
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void merge_accumulators(size_t from_id, size_t to_id) {
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if (from_id == NULL_ACC_ID || to_id == NULL_ACC_ID) {
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return;
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}
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StabilityAccumulator &from_acc = this->access(from_id);
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StabilityAccumulator &to_acc = this->access(to_id);
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if (&from_acc == &to_acc) {
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return;
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}
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to_acc.add_from(from_acc);
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mapping[from_id] = mapping[to_id];
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from_acc = StabilityAccumulator { 0.0f };
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}
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#ifdef DEBUG_FILES
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Vec3f get_emerging_color(size_t id) {
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if (mapping.find(id) == mapping.end()) {
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std::cerr << " ERROR: uknown accumulator ID: " << id << std::endl;
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return Vec3f(1.0f, 1.0f, 1.0f);
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}
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size_t pseudornd = ((id + 127) * 33331 + 6907) % 13;
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return value_to_rgbf(0.0f, 13.0f, float(pseudornd));
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}
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Vec3f get_final_color(size_t id) {
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if (mapping.find(id) == mapping.end()) {
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std::cerr << " ERROR: uknown accumulator ID: " << id << std::endl;
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return Vec3f(1.0f, 1.0f, 1.0f);
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}
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size_t pseudornd = ((mapping[id] + 127) * 33331 + 6907) % 13;
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return value_to_rgbf(0.0f, 13.0f, float(pseudornd));
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}
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#endif DEBUG_FILES
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};
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float get_flow_width(const LayerRegion *region, ExtrusionRole role) {
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switch (role) {
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case ExtrusionRole::erBridgeInfill:
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return region->flow(FlowRole::frExternalPerimeter).width();
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case ExtrusionRole::erExternalPerimeter:
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return region->flow(FlowRole::frExternalPerimeter).width();
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case ExtrusionRole::erGapFill:
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return region->flow(FlowRole::frInfill).width();
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case ExtrusionRole::erPerimeter:
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return region->flow(FlowRole::frPerimeter).width();
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case ExtrusionRole::erSolidInfill:
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return region->flow(FlowRole::frSolidInfill).width();
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case ExtrusionRole::erInternalInfill:
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return region->flow(FlowRole::frInfill).width();
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case ExtrusionRole::erTopSolidInfill:
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return region->flow(FlowRole::frTopSolidInfill).width();
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default:
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return region->flow(FlowRole::frPerimeter).width();
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}
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}
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struct ExtrusionPropertiesAccumulator {
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float distance = 0; //accumulated distance
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float curvature = 0; //accumulated signed ccw angles
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float max_curvature = 0; //max absolute accumulated value
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void add_distance(float dist) {
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distance += dist;
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}
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void add_angle(float ccw_angle) {
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curvature += ccw_angle;
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max_curvature = std::max(max_curvature, std::abs(curvature));
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}
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void reset() {
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distance = 0;
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curvature = 0;
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max_curvature = 0;
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}
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};
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void check_extrusion_entity_stability(const ExtrusionEntity *entity,
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StabilityAccumulators &stability_accs,
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Issues &issues,
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std::vector<ExtrusionLine> &checked_lines,
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float print_z,
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const LayerRegion *layer_region,
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const LayerLinesDistancer &prev_layer_lines,
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const Params ¶ms) {
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if (entity->is_collection()) {
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for (const auto *e : static_cast<const ExtrusionEntityCollection*>(entity)->entities) {
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check_extrusion_entity_stability(e, stability_accs, issues, checked_lines, print_z, layer_region,
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prev_layer_lines,
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params);
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}
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} else { //single extrusion path, with possible varying parameters
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const auto to_vec3f = [print_z](const Point &point) {
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Vec2f tmp = unscale(point).cast<float>();
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return Vec3f(tmp.x(), tmp.y(), print_z);
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};
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Points points { };
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entity->collect_points(points);
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std::vector<ExtrusionLine> lines;
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lines.reserve(points.size() * 1.5);
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lines.emplace_back(unscaled(points[0]).cast<float>(), unscaled(points[0]).cast<float>());
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for (int point_idx = 0; point_idx < int(points.size() - 1); ++point_idx) {
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Vec2f start = unscaled(points[point_idx]).cast<float>();
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Vec2f next = unscaled(points[point_idx + 1]).cast<float>();
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Vec2f v = next - start; // vector from next to current
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float dist_to_next = v.norm();
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v.normalize();
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int lines_count = int(std::ceil(dist_to_next / params.bridge_distance));
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float step_size = dist_to_next / lines_count;
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for (int i = 0; i < lines_count; ++i) {
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Vec2f a(start + v * (i * step_size));
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Vec2f b(start + v * ((i + 1) * step_size));
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lines.emplace_back(a, b);
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}
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}
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size_t current_stability_acc = NULL_ACC_ID;
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ExtrusionPropertiesAccumulator bridging_acc { };
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bridging_acc.add_distance(params.bridge_distance + 1.0f); // Initialise unsupported distance with larger than tolerable distance ->
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// -> it prevents extruding perimeter start and short loops into air.
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const float flow_width = get_flow_width(layer_region, entity->role());
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const float region_height = layer_region->layer()->height;
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const float max_allowed_dist_from_prev_layer = flow_width;
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for (size_t line_idx = 0; line_idx < lines.size(); ++line_idx) {
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ExtrusionLine ¤t_line = lines[line_idx];
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Point current = Point::new_scale(current_line.b);
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float cross_section = region_height * flow_width * 0.7071f;
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float curr_angle = 0;
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if (line_idx + 1 < lines.size()) {
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const Vec2f v1 = current_line.b - current_line.a;
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const Vec2f v2 = lines[line_idx + 1].b - lines[line_idx + 1].a;
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curr_angle = angle(v1, v2);
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}
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bridging_acc.add_angle(curr_angle);
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size_t nearest_line_idx;
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Vec2f nearest_point;
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float dist_from_prev_layer = prev_layer_lines.signed_distance_from_lines(current_line.b, nearest_line_idx,
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nearest_point);
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if (dist_from_prev_layer < max_allowed_dist_from_prev_layer) {
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const ExtrusionLine &nearest_line = prev_layer_lines.get_line(nearest_line_idx);
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size_t acc_id = nearest_line.supported_segment_accumulator_id;
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stability_accs.merge_accumulators(std::max(acc_id, current_stability_acc),
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std::min(acc_id, current_stability_acc));
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current_stability_acc = std::min(acc_id, current_stability_acc);
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current_line.supported_segment_accumulator_id = current_stability_acc;
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stability_accs.access(current_stability_acc).add_extrusion(current_line, print_z, cross_section);
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bridging_acc.reset();
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// TODO curving here
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} else {
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bridging_acc.add_distance(current_line.len);
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if (current_stability_acc == NULL_ACC_ID) {
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current_stability_acc = stability_accs.create_accumulator(print_z);
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}
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StabilityAccumulator ¤t_segment = stability_accs.access(current_stability_acc);
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current_line.supported_segment_accumulator_id = current_stability_acc;
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current_segment.add_extrusion(current_line, print_z, cross_section);
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if (bridging_acc.distance // if unsupported distance is larger than bridge distance linearly decreased by curvature, enforce supports.
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> params.bridge_distance
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/ (1.0f + (bridging_acc.max_curvature
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* params.bridge_distance_decrease_by_curvature_factor / PI))) {
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current_segment.add_support_point(current, params.support_points_interface_area);
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issues.supports_nedded.emplace_back(to_vec3f(current), 1.0);
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bridging_acc.reset();
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}
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}
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}
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checked_lines.insert(checked_lines.end(), lines.begin(), lines.end());
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}
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}
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void check_layer_global_stability(StabilityAccumulators &stability_accs,
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Issues &issues,
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const std::vector<ExtrusionLine> &checked_lines,
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float print_z,
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const Params ¶ms) {
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std::unordered_map<StabilityAccumulator*, std::vector<size_t>> layer_accs_lines;
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for (size_t i = 0; i < checked_lines.size(); ++i) {
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layer_accs_lines[&stability_accs.access(checked_lines[i].supported_segment_accumulator_id)].push_back(i);
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}
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for (auto &acc_lines : layer_accs_lines) {
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StabilityAccumulator *acc = acc_lines.first;
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Vec3f centroid = acc->get_centroid();
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Vec2f hull_centroid = unscaled(acc->segment_base_hull().centroid()).cast<float>();
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std::vector<ExtrusionLine> hull_lines;
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for (const Line &line : acc->segment_base_hull().lines()) {
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Vec2f start = unscaled(line.a).cast<float>();
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Vec2f next = unscaled(line.b).cast<float>();
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hull_lines.push_back( { start, next });
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}
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if (hull_lines.empty()) {
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if (acc->get_support_points().empty()) {
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acc->add_support_point(Point::new_scale(checked_lines[acc_lines.second[0]].a),
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params.support_points_interface_area);
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issues.supports_nedded.emplace_back(to_3d(checked_lines[acc_lines.second[0]].a, print_z), 1.0);
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}
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hull_lines.push_back( { unscaled(acc->get_support_points()[0]).cast<float>(),
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unscaled(acc->get_support_points()[0]).cast<float>() });
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hull_centroid = unscaled(acc->get_support_points()[0]).cast<float>();
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}
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LayerLinesDistancer hull_distancer(std::move(hull_lines));
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size_t _li;
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Vec2f _p;
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bool centroid_inside_hull = hull_distancer.signed_distance_from_lines(centroid.head<2>(), _li, _p) < 0;
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float sticking_force = acc->get_base_area()
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* (acc->get_base_height() == 0 ? params.base_adhesion : params.support_adhesion);
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// float weight = acc-> * params.filament_density * params.gravity_constant;
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// float weight_torque = embedded_distance * weight;
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// if (!inside) {
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// weight_torque *= -1;
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// }
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for (size_t line_idx : acc_lines.second){
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const ExtrusionLine &line = checked_lines[line_idx];
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size_t nearest_line_idx;
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Vec2f nearest_hull_point;
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float hull_distance = hull_distancer.signed_distance_from_lines(line.b, nearest_line_idx,
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nearest_hull_point);
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float sticking_torque = (nearest_hull_point - hull_centroid).norm() * sticking_force;
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std::cout << "sticking_torque: " << sticking_torque << std::endl;
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Vec3f extruder_pressure_direction = to_3d(Vec2f(line.b - line.a), 0.0f).normalized();
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if (hull_distance > 0) {
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extruder_pressure_direction.z() = -0.333f;
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extruder_pressure_direction.normalize();
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}
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float pressure_torque_arm = (to_3d(Vec2f(nearest_hull_point - line.b), print_z).cross(extruder_pressure_direction)).norm();
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float extruder_conflict_torque = params.tolerable_extruder_conflict_force * pressure_torque_arm;
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|
|
|
std::cout << "extruder_conflict_torque: " << extruder_conflict_torque << std::endl;
|
|
|
|
if (extruder_conflict_torque > sticking_torque) {
|
|
acc->add_support_point(Point::new_scale(line.b), params.support_points_interface_area);
|
|
issues.supports_nedded.emplace_back(to_3d(line.b, print_z), extruder_conflict_torque - sticking_torque);
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
Issues check_object_stability(const PrintObject *po, const Params ¶ms) {
|
|
#ifdef DEBUG_FILES
|
|
FILE *eacc = boost::nowide::fopen(debug_out_path("emerging_accumulators.obj").c_str(), "w");
|
|
FILE *facc = boost::nowide::fopen(debug_out_path("final_accumulators.obj").c_str(), "w");
|
|
#endif DEBUG_FILES
|
|
StabilityAccumulators stability_accs;
|
|
LayerLinesDistancer prev_layer_lines { { } };
|
|
Issues issues { };
|
|
std::vector<ExtrusionLine> checked_lines;
|
|
|
|
const Layer *layer = po->layers()[0];
|
|
float base_print_z = layer->print_z;
|
|
for (const LayerRegion *layer_region : layer->regions()) {
|
|
for (const ExtrusionEntity *ex_entity : layer_region->perimeters.entities) {
|
|
for (const ExtrusionEntity *perimeter : static_cast<const ExtrusionEntityCollection*>(ex_entity)->entities) {
|
|
const float flow_width = get_flow_width(layer_region, perimeter->role());
|
|
const float region_height = layer_region->layer()->height;
|
|
const float cross_section = region_height * flow_width * 0.7071f;
|
|
int id = stability_accs.create_accumulator(base_print_z);
|
|
StabilityAccumulator &acc = stability_accs.access(id);
|
|
Points points { };
|
|
perimeter->collect_points(points);
|
|
for (int point_idx = 0; point_idx < int(points.size() - 1); ++point_idx) {
|
|
Vec2f start = unscaled(points[point_idx]).cast<float>();
|
|
Vec2f next = unscaled(points[point_idx + 1]).cast<float>();
|
|
ExtrusionLine line { start, next };
|
|
line.supported_segment_accumulator_id = id;
|
|
acc.add_base_extrusion(line, flow_width, base_print_z, cross_section);
|
|
checked_lines.push_back(line);
|
|
}
|
|
} // perimeter
|
|
} // ex_entity
|
|
for (const ExtrusionEntity *ex_entity : layer_region->fills.entities) {
|
|
for (const ExtrusionEntity *fill : static_cast<const ExtrusionEntityCollection*>(ex_entity)->entities) {
|
|
const float flow_width = get_flow_width(layer_region, fill->role());
|
|
const float region_height = layer_region->layer()->height;
|
|
const float cross_section = region_height * flow_width * 0.7071f;
|
|
int id = stability_accs.create_accumulator(base_print_z);
|
|
StabilityAccumulator &acc = stability_accs.access(id);
|
|
Points points { };
|
|
fill->collect_points(points);
|
|
for (int point_idx = 0; point_idx < int(points.size() - 1); ++point_idx) {
|
|
Vec2f start = unscaled(points[point_idx]).cast<float>();
|
|
Vec2f next = unscaled(points[point_idx + 1]).cast<float>();
|
|
ExtrusionLine line { start, next };
|
|
line.supported_segment_accumulator_id = id;
|
|
acc.add_base_extrusion(line, flow_width, base_print_z, cross_section);
|
|
checked_lines.push_back(line);
|
|
}
|
|
} // fill
|
|
} // ex_entity
|
|
} // region
|
|
|
|
#ifdef DEBUG_FILES
|
|
for (const auto &line : checked_lines) {
|
|
Vec3f ecolor = stability_accs.get_emerging_color(line.supported_segment_accumulator_id);
|
|
fprintf(eacc, "v %f %f %f %f %f %f\n", line.b[0],
|
|
line.b[1], base_print_z, ecolor[0], ecolor[1], ecolor[2]);
|
|
|
|
Vec3f fcolor = stability_accs.get_final_color(line.supported_segment_accumulator_id);
|
|
fprintf(facc, "v %f %f %f %f %f %f\n", line.b[0],
|
|
line.b[1], base_print_z, fcolor[0], fcolor[1], fcolor[2]);
|
|
}
|
|
#endif DEBUG_FILES
|
|
|
|
for (size_t layer_idx = 1; layer_idx < po->layer_count(); ++layer_idx) {
|
|
const Layer *layer = po->layers()[layer_idx];
|
|
prev_layer_lines = LayerLinesDistancer { std::move(checked_lines) };
|
|
checked_lines = std::vector<ExtrusionLine> { };
|
|
|
|
float print_z = layer->print_z;
|
|
for (const LayerRegion *layer_region : layer->regions()) {
|
|
for (const ExtrusionEntity *ex_entity : layer_region->perimeters.entities) {
|
|
for (const ExtrusionEntity *perimeter : static_cast<const ExtrusionEntityCollection*>(ex_entity)->entities) {
|
|
check_extrusion_entity_stability(perimeter, stability_accs, issues, checked_lines, print_z,
|
|
layer_region,
|
|
prev_layer_lines, params);
|
|
} // perimeter
|
|
} // ex_entity
|
|
for (const ExtrusionEntity *ex_entity : layer_region->fills.entities) {
|
|
for (const ExtrusionEntity *fill : static_cast<const ExtrusionEntityCollection*>(ex_entity)->entities) {
|
|
if (fill->role() == ExtrusionRole::erGapFill
|
|
|| fill->role() == ExtrusionRole::erBridgeInfill) {
|
|
check_extrusion_entity_stability(fill, stability_accs, issues, checked_lines, print_z,
|
|
layer_region,
|
|
prev_layer_lines, params);
|
|
}
|
|
} // fill
|
|
} // ex_entity
|
|
} // region
|
|
|
|
check_layer_global_stability(stability_accs, issues, checked_lines, print_z, params);
|
|
|
|
#ifdef DEBUG_FILES
|
|
for (const auto &line : checked_lines) {
|
|
Vec3f ecolor = stability_accs.get_emerging_color(line.supported_segment_accumulator_id);
|
|
fprintf(eacc, "v %f %f %f %f %f %f\n", line.b[0],
|
|
line.b[1], print_z, ecolor[0], ecolor[1], ecolor[2]);
|
|
|
|
Vec3f fcolor = stability_accs.get_final_color(line.supported_segment_accumulator_id);
|
|
fprintf(facc, "v %f %f %f %f %f %f\n", line.b[0],
|
|
line.b[1], print_z, fcolor[0], fcolor[1], fcolor[2]);
|
|
}
|
|
#endif DEBUG_FILES
|
|
}
|
|
|
|
#ifdef DEBUG_FILES
|
|
fclose(eacc);
|
|
fclose(facc);
|
|
#endif DEBUG_FILES
|
|
|
|
std::cout << " SUPP: " << issues.supports_nedded.size() << std::endl;
|
|
return issues;
|
|
}
|
|
|
|
#ifdef DEBUG_FILES
|
|
void debug_export(Issues issues, std::string file_name) {
|
|
Slic3r::CNumericLocalesSetter locales_setter;
|
|
{
|
|
FILE *fp = boost::nowide::fopen(debug_out_path((file_name + "_supports.obj").c_str()).c_str(), "w");
|
|
if (fp == nullptr) {
|
|
BOOST_LOG_TRIVIAL(error)
|
|
<< "Debug files: Couldn't open " << file_name << " for writing";
|
|
return;
|
|
}
|
|
|
|
for (size_t i = 0; i < issues.supports_nedded.size(); ++i) {
|
|
fprintf(fp, "v %f %f %f %f %f %f\n", issues.supports_nedded[i].position(0),
|
|
issues.supports_nedded[i].position(1),
|
|
issues.supports_nedded[i].position(2), 1.0, 0.0, 1.0);
|
|
}
|
|
|
|
fclose(fp);
|
|
}
|
|
{
|
|
FILE *fp = boost::nowide::fopen(debug_out_path((file_name + "_curling.obj").c_str()).c_str(), "w");
|
|
if (fp == nullptr) {
|
|
BOOST_LOG_TRIVIAL(error)
|
|
<< "Debug files: Couldn't open " << file_name << " for writing";
|
|
return;
|
|
}
|
|
|
|
for (size_t i = 0; i < issues.curling_up.size(); ++i) {
|
|
fprintf(fp, "v %f %f %f %f %f %f\n", issues.curling_up[i].position(0),
|
|
issues.curling_up[i].position(1),
|
|
issues.curling_up[i].position(2), 0.0, 1.0, 0.0);
|
|
}
|
|
fclose(fp);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
std::vector<size_t> quick_search(const PrintObject *po, const Params ¶ms) {
|
|
check_object_stability(po, params);
|
|
return {};
|
|
}
|
|
|
|
Issues full_search(const PrintObject *po, const Params ¶ms) {
|
|
auto issues = check_object_stability(po, params);
|
|
debug_export(issues, "issues");
|
|
return issues;
|
|
|
|
}
|
|
} //SupportableIssues End
|
|
}
|
|
|