CGAL 5.4.4 - 3D Boolean Operations on Nef Polyhedra
Nef_3/nef_3_construction.cpp
#include <CGAL/Extended_homogeneous.h>
#include <CGAL/Nef_polyhedron_3.h>
typedef CGAL::Nef_polyhedron_3<Kernel> Nef_polyhedron;
typedef Nef_polyhedron::Plane_3 Plane_3;
int main() {
Nef_polyhedron N0;
Nef_polyhedron N1(Nef_polyhedron::EMPTY);
Nef_polyhedron N2(Nef_polyhedron::COMPLETE);
Nef_polyhedron N3(Plane_3( 1, 2, 5,-1));
Nef_polyhedron N4(Plane_3( 1, 2, 5,-1), Nef_polyhedron::INCLUDED);
Nef_polyhedron N5(Plane_3( 1, 2, 5,-1), Nef_polyhedron::EXCLUDED);
CGAL_assertion(N0 == N1);
CGAL_assertion(N3 == N4);
CGAL_assertion(N0 != N2);
CGAL_assertion(N3 != N5);
CGAL_assertion(N4 >= N5);
CGAL_assertion(N5 <= N4);
CGAL_assertion(N4 > N5);
CGAL_assertion(N5 < N4);
N5 = N5.closure();
CGAL_assertion(N4 >= N5);
CGAL_assertion(N4 <= N5);
return 0;
}