CGAL users discussion list

[Stephane Tayeb <>]

Ramin H wrote:
> Thank you :) That solved the problem.
>
> One more question: Does the direction of the normal vector for each
> triangle that defines the domain matter? In other words, does the
> order of vertices that define a triangle matter?
>
> -Ramin

Yes. The surface should be well-oriented. If it is not, the creation of 
the Polyhedron object from the off file will fail. You could have a look 
at 
http://www.cgal.org/Manual/last/doc_html/cgal_manual/Polyhedron/Chapter_main.html
if you need further informations.

Best,
--
Stephane Tayeb
Software engineer - INRIA Sophia Antipolis
Geometrica Project-Team