Nef_polyhedron build_support(double thickness) {
if (!yzslicing) {
CartesianDomain domain(Interval(-2, 2), Interval(0, 1));
CharSupport support;
Build_CartesianPointFunction s(support,
domain, 4 * steps, 2, thickness);
Polyhedron p;
p.delegate(s);
return Nef_polyhedron(p);
} else {
CartesianDomain domain(Interval(0, 4), Interval(0, 2));
SupportSheet support;
Build_CartesianPointFunction s(support,
domain, steps, steps, thickness);
Polyhedron p;
p.delegate(s);
return Nef_polyhedron(p);
}
}
bool
Scene_nef_polyhedron_item::load_from_off(std::istream& in)
{
// const std::size_t discarded = CGAL::OFF_to_nef_3(in, *nef_poly);
// return discarded != 0;
Exact_polyhedron exact_poly;
in >> exact_poly;
*nef_poly = Nef_polyhedron(exact_poly);
// Polyhedron poly;
// in >> poly;
// *nef_poly = Nef_polyhedron(poly);
return (bool) in;
}
