CGAL users discussion list

[Pierre Alliez <>]

be careful to provide the facets with consistent orientation - here is 
the fixed version of your mesh.

BJStation BJ a écrit :
> Dear All:
>  I want to create a polyhedron by using an .off file,
> The example files in CGAL (subdivision_3  corner.off,...) can be the 
> correct input to the following code: cin >> Polyhedron.
> But this .off file created by myself (the attached file) doesn't work 
> correctly, and I can't figure out where is the problem >"<
> When I describe the facets in the file, is there any certain order?
> Can anyone help me? Thank you very much.

OFF
9 14 21
228.875 316.875 0
331.875 252.5 0
214.688 223.313 86.07
263.375 238.75 72.9375
263.375 238.75 -72.9375
129.375 213.75 0
297.875 160.625 0
214.688 223.313 -86.07
200.5 129.75 0
3   8 2 5 
3   5 7 8 
3   1 3 6 
3   6 4 1 
3   6 3 2 
3   7 4 6 
3   5 2 0 
3   0 7 5 
3   6 2 8 
3   8 7 6 
3   0 3 1 
3   1 4 0 
3   2 3 0 
3   0 4 7