34 lines
1.1 KiB
C++
34 lines
1.1 KiB
C++
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#ifndef slic3r_Geometry_MedialAxis_hpp_
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#define slic3r_Geometry_MedialAxis_hpp_
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#include "Voronoi.hpp"
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#include "../ExPolygon.hpp"
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namespace Slic3r { namespace Geometry {
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class MedialAxis {
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public:
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Lines lines;
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const ExPolygon* expolygon;
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double max_width;
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double min_width;
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MedialAxis(double _max_width, double _min_width, const ExPolygon* _expolygon = NULL)
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: expolygon(_expolygon), max_width(_max_width), min_width(_min_width) {};
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void build(ThickPolylines* polylines);
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void build(Polylines* polylines);
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private:
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using VD = VoronoiDiagram;
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VD vd;
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std::set<const VD::edge_type*> edges, valid_edges;
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std::map<const VD::edge_type*, std::pair<coordf_t,coordf_t> > thickness;
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void process_edge_neighbors(const VD::edge_type* edge, ThickPolyline* polyline);
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bool validate_edge(const VD::edge_type* edge);
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const Line& retrieve_segment(const VD::cell_type* cell) const;
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const Point& retrieve_endpoint(const VD::cell_type* cell) const;
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};
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} } // namespace Slicer::Geometry
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#endif // slic3r_Geometry_MedialAxis_hpp_
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