CGAL 6.0 - 3D Envelopes
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CGAL::Envelope_diagram_2< EnvTraits >::Vertex Class Reference

#include <CGAL/envelope_3.h>

Inherits from

CGAL::Arrangement_on_surface_2< typename GeometryTraits, typename TopologyTraits >::Vertex.

Access Functions

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

Additional Inherited Members

- Public Member Functions inherited from CGAL::Arrangement_on_surface_2< typename GeometryTraits, typename TopologyTraits >::Vertex
 Vertex ()
 
bool is_at_open_boundary () const
 
bool is_isolated () const
 
Size degree () const
 
Halfedge_around_vertex_circulator incident_halfedges ()
 
Face_handle face ()
 
const Traits::Point_2 & point () const
 
Arr_parameter_space parameter_space_in_x () const
 
Arr_parameter_space parameter_space_in_y () const
 

Member Function Documentation

◆ surface()

template<typename EnvTraits >
Xy_monotone_surface_3 CGAL::Envelope_diagram_2< EnvTraits >::Vertex::surface ( ) const

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

Precondition
The number of surfaces is not 0.