PrusaSlicer-NonPlainar/src/libslic3r/VoronoiOffset.hpp
Vojtech Bubnik 1c95ceaeaa Reworked algorithm for Voronoi Offset curve extraction.
Now the algorithm is very different from the OpenVoronoi implementation
and hopefully it is now correct (save numerical issues, which will be
a big PITA).
2020-06-11 16:11:02 +02:00

26 lines
805 B
C++

// Polygon offsetting using Voronoi diagram prodiced by boost::polygon.
#ifndef slic3r_VoronoiOffset_hpp_
#define slic3r_VoronoiOffset_hpp_
#include "libslic3r.h"
#include "Geometry.hpp"
namespace Slic3r {
// Offset a polygon or a set of polygons possibly with holes by traversing a Voronoi diagram.
// The input polygons are stored in lines and lines are referenced by vd.
// Outer curve will be extracted for a positive offset_distance,
// inner curve will be extracted for a negative offset_distance.
// Circular arches will be discretized to achieve discretization_error.
Polygons voronoi_offset(
const Geometry::VoronoiDiagram &vd,
const Lines &lines,
double offset_distance,
double discretization_error);
} // namespace Slic3r
#endif // slic3r_VoronoiOffset_hpp_