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## DelaunayMeshTraits_2

### Definition

The concept DelaunayMeshTraits_2 refines the concept ConformingDelaunayTriangulationTraits_2. It provides a construction object Construct_circumcenter_2.

### Refines

ConformingDelaunayTriangulationTraits_2

### Types

DelaunayMeshTraits_2::Construct_circumcenter_2
| Constructor object. Must provide an operator Point_2 operator()(Point_2 p, Point_2 q, Point_2 r); that computes the center of the circle passing through the points p, q and r. Precondition: p, q and r are not collinear.

### Access to predicate and constructor objects

Construct_circumcenter_2
| traits.construct_circumcenter_2_object ()

### Has Models

Any model of the Kernel concept. In particular, all CGAL kernels.

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The CGAL Project . Tue, December 21, 2004 .