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#ifndef CGAL_NEF_POLYHEDRON_H_
#define CGAL_NEF_POLYHEDRON_H_
#include "cgalfwd.h"
#include "memory.h"
#include <string>
class CGAL_Nef_polyhedron
{
public:
CGAL_Nef_polyhedron() : dim(0) {}
CGAL_Nef_polyhedron(CGAL_Nef_polyhedron2 *p);
CGAL_Nef_polyhedron(CGAL_Nef_polyhedron3 *p);
~CGAL_Nef_polyhedron() {}
bool empty() const { return (dim == 0 || (!p2 && !p3)); }
void reset() { dim=0; p2.reset(); p3.reset(); }
CGAL_Nef_polyhedron &operator+=(const CGAL_Nef_polyhedron &other);
CGAL_Nef_polyhedron &operator*=(const CGAL_Nef_polyhedron &other);
CGAL_Nef_polyhedron &operator-=(const CGAL_Nef_polyhedron &other);
CGAL_Nef_polyhedron &minkowski(const CGAL_Nef_polyhedron &other);
CGAL_Nef_polyhedron copy() const;
std::string dump_p2() const;
int weight() const;
class PolySet *convertToPolyset();
class DxfData *convertToDxfData() const;
int dim;
shared_ptr<CGAL_Nef_polyhedron2> p2;
shared_ptr<CGAL_Nef_polyhedron3> p3;
};
#endif
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