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#ifndef slic3r_Tesselate_hpp_
#define slic3r_Tesselate_hpp_
#include <vector>
#include "Point.hpp"
namespace Slic3r {
class ExPolygon;
typedef std::vector<ExPolygon> ExPolygons;
const bool constexpr NORMALS_UP = false;
const bool constexpr NORMALS_DOWN = true;
extern std::vector<Vec3d> triangulate_expolygon_3d (const ExPolygon &poly, coordf_t z = 0, bool flip = NORMALS_UP);
extern std::vector<Vec3d> triangulate_expolygons_3d(const ExPolygons &polys, coordf_t z = 0, bool flip = NORMALS_UP);
extern std::vector<Vec2d> triangulate_expolygon_2d (const ExPolygon &poly, bool flip = NORMALS_UP);
extern std::vector<Vec2d> triangulate_expolygons_2d(const ExPolygons &polys, bool flip = NORMALS_UP);
extern std::vector<Vec2f> triangulate_expolygon_2f (const ExPolygon &poly, bool flip = NORMALS_UP);
extern std::vector<Vec2f> triangulate_expolygons_2f(const ExPolygons &polys, bool flip = NORMALS_UP);
} // namespace Slic3r
#endif /* slic3r_Tesselate_hpp_ */
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