> the function

>

> template<class Outputiterator>

> Outputiterator incident_facets(Vertex_handle v,Outputiterator

> facets) in

>

> CGAL

> ::Triangulation_3<TriangulationTraits_3,TriangulationDataStructure_3>

> requires some preconditions,one of them is:dimension()==3.

>

> if all the input points of Triangulation_3 is on a plane,that means

> dimension==2,but i still need to get all the facets incident to one

> vertex,is there some other ways to get them ?

In such a case (dimension == 2), you are expected to call

incident_cells, which does not have this precondition, and which will

return the degenerate cells around the vertex.

--

Camille

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