1 files changed, 25 insertions, 0 deletions
diff --git a/src/libslic3r/VoronoiOffset.hpp b/src/libslic3r/VoronoiOffset.hpp
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+++ b/src/libslic3r/VoronoiOffset.hpp
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+// 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_