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[Hui Ding <>]

Thanx, but what do you mean about "first" "second" of Facet f?? you mean:
f ->vertex(( (f+1)+1 )&3)
f ->vertex(( (f+1)+2 )&3)
f ->vertex(( (f+1)+3 )&3)

??
 
 


>
> 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/
> --
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