CGAL 6.0 - Approximation of Ridges and Umbilics on Triangulated Surface Meshes
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CGAL::Ridge_line< TriangleMesh > Class Template Reference

#include <CGAL/Ridges.h>

Definition

template<typename TriangleMesh>
class CGAL::Ridge_line< TriangleMesh >

The class Ridge_line stores the description of a ridge line.

The list of halfedges defines a connected sequence of edges (but not as oriented halfedges). The scalar \( b\) paired with a halfedge \( pq\) is the barycentric coordinate of the crossing point \( r\) with the ridge: \( r = b\times p + (1-b)\times q\).

See also
Ridge_approximation

Related Functions

(Note that these are not member functions.)

template<typename TriangleMesh >
std::ostream & operator<< (std::ostream &os, const Ridge_line< TriangleMesh > &r)
 Writes the line type, strength, sharpness and coordinates of the points of the polyline to os.
 

Types

typedef TriangleMesh::Traits::FT FT
 
typedef boot::graph_traits< TriangleMesh >::halfedge_descriptor halfedge_descriptor
 
typedef std::pair< halfedge_descriptor, FTRidge_halfedge
 A halfedge crossed by a ridge is paired with the barycentric coordinate of the crossing point.
 

Creation

 Ridge_line ()
 default constructor.
 

Access Functions

Ridge_type line_type () const
 
FT strength () const
 
FT sharpness () const
 
const std::list< Ridge_halfedge > * line () const