PrusaSlicer-NonPlainar/src/libslic3r/ShortestPath.hpp
bubnikv e65ab90c16 Fix of G-code path planning: Infill lines were incorrectly ordered
for islands with another islands in their holes.

Improvement of chaining of infill lines for 3D honeycomb, Gyroid and
Honeycomb infill: New TSP chaining algorithm is used.
2019-09-27 09:51:07 +02:00

34 lines
1.2 KiB
C++

#ifndef slic3r_ShortestPath_hpp_
#define slic3r_ShortestPath_hpp_
#include "libslic3r.h"
#include "ExtrusionEntity.hpp"
#include "Point.hpp"
#include <utility>
#include <vector>
namespace ClipperLib { class PolyNode; }
namespace Slic3r {
std::vector<size_t> chain_points(const Points &points, Point *start_near = nullptr);
std::vector<std::pair<size_t, bool>> chain_extrusion_entities(std::vector<ExtrusionEntity*> &entities, const Point *start_near = nullptr);
void reorder_extrusion_entities(std::vector<ExtrusionEntity*> &entities, std::vector<std::pair<size_t, bool>> &chain);
void chain_and_reorder_extrusion_entities(std::vector<ExtrusionEntity*> &entities, const Point *start_near = nullptr);
Polylines chain_infill_polylines(Polylines &src);
std::vector<ClipperLib::PolyNode*> chain_clipper_polynodes(const Points &points, const std::vector<ClipperLib::PolyNode*> &items);
// Chain instances of print objects by an approximate shortest path.
// Returns pairs of PrintObject idx and instance of that PrintObject.
class Print;
std::vector<std::pair<size_t, size_t>> chain_print_object_instances(const Print &print);
} // namespace Slic3r
#endif /* slic3r_ShortestPath_hpp_ */