CGAL users discussion list

[Laurent Rineau <>]

On Tuesday 24 June 2008 15:02:56 Hui Ding wrote:
> Thank you! and also in this case(all the facets are triangles), i need to
> know the every three vertices on the same facet which is on the surface,
> but I didnt find the direct way to do it, do you have an idea?

If you have a Face f (from a 3D triangulation), the three corresponding 
Vertex_handle are:
  f.first->vertex((f.second+1)&3)
  f.first->vertex((f.second+2)&3)
  f.first->vertex((f.second+3)&3)

if you have a Vertex_handle vh, the corresponding point is:
  vh->point()

-- 
Laurent Rineau, PhD
Engineer at GeometryFactory
http://www.geometryfactory.com/