CGAL::Envelope_diagram_2< EnvTraits >::Halfedge Class Reference

#include <CGAL/envelope_3.h>

Inherits from

CGAL::Arrangement_on_surface_2< Geometry_traits, Topology_traits >::Halfedge.

Access Functions
size_t	number_of_surfaces () const
	returns the number of \( xy\)-monotone surfaces that induce the halfedge.
Surface_const_iterator	surfaces_begin () const
	returns an iterator for the first \( xy\)-monotone surface that induces the halfedge.
Surface_const_iterator	surfaces_end () const
	returns a past-the-end iterator for the \( xy\)-monotone surfaces that induce the halfedge.
Xy_monotone_surface_3	surface () const
	returns the first \( xy\)-monotone surface that induce e.

Member Function Documentation

surface()

template<typename EnvTraits>

Xy_monotone_surface_3 CGAL::Envelope_diagram_2< EnvTraits >::Halfedge::surface

(

)

const

returns the first \( xy\)-monotone surface that induce e.

Precondition

The number of surfaces is not 0.