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

#include <CGAL/envelope_3.h>

Inherits from

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

Access Functions

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

Additional Inherited Members

- Public Types inherited from CGAL::Arrangement_on_surface_2< typename GeometryTraits, typename TopologyTraits >::Face
typedef Base::Inner_ccb_iterator Inner_ccb_iterator
 
typedef Base::Outer_ccb_iterator Outer_ccb_iterator
 
typedef Base::Hole_iterator Hole_iterator
 
typedef Base::Isolated_vertex_iterator Isolated_vertex_iterator
 
- Public Member Functions inherited from CGAL::Arrangement_on_surface_2< typename GeometryTraits, typename TopologyTraits >::Face
 Face ()
 
bool is_fictitious () const
 
bool is_unbounded () const
 
Size number_of_outer_ccbs () const
 
Outer_ccb_iterator outer_ccbs_begin ()
 
Outer_ccb_iterator outer_ccbs_end ()
 
Size number_of_inner_ccbs () const
 
Inner_ccb_iterator inner_ccbs_begin ()
 
Inner_ccb_iterator inner_ccbs_end ()
 
bool has_outer_ccb () const
 
Ccb_halfedge_circulator outer_ccb ()
 
Size number_of_holes () const
 
Hole_iterator holes_begin ()
 
Hole_iterator holes_end ()
 
Isolated_vertex_iterator isolated_vertices_begin ()
 
Isolated_vertex_iterator isolated_vertices_end ()
 

Member Function Documentation

◆ surface()

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

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

Precondition
The number of surfaces is not 0.