CGAL users discussion list

Hi

My advice will be to look at the manual. The output format is described.

Best regards,
        Monique Teillaud


 wrote:
> Hi,
>
> I'm a new user of CGAL and I just tried the 3D triangulation feature in the 
> package. However, I'm very confused with the result, which is copied as 
> follows:
> ==========
> 3
> 5
> 0 10 0 1
> 0 0 0 1
> 2 5 6 1
> 5 7 0 1
> 1 -1 -4 1
> 9
> 1 0 3 4
> 2 1 3 4
> 3 1 2 0
> 0 2 3 5
> 5 2 3 4
> 0 5 3 4
> 1 5 0 4
> 1 2 5 4
> 1 2 0 5
> 5 1 6 2
> 0 4 7 2
> 8 3 0 1
> 4 5 8 2
> 1 5 7 3
> 4 0 6 3
> 5 0 7 8
> 4 6 1 8
> 3 6 7 2
> ==========
>
> Basically, this is a polyhedron with five vertices, (0,10,0), (0,0,0), 
> (2,5,6),
> (5,7,0) and (1,-1,-4). The simplest triangulation will contain just two 
> tetrahedrons (excluding the cells that contain infinite vertices). However, I 
> find that the result contains overlapping cells, for example, cell [1 0 3 4] 
> overlaps with cell [2 1 3 4]. Is this common to the 3D triangulation feature 
> of CGAL? Or did I misinterpret the result?
>
> I'm very thankful for your kind instructions.
>
> Wei