This has been fixed in my local repository. I have to clean up it a bit, but 
ATM I have only rarely internet access
since I am on vacation. Will send a patch next week.

--
Andre

Den 31. mai 2010 kl. 16.41 skrev Garth Wells:

> Has this been fixed?
> 
> -- 
> BarycenterQuadrature gives wrong results for tetrahedron triangle intersection
> https://bugs.launchpad.net/bugs/575493
> You received this bug notification because you are a direct subscriber
> of the bug.
> 
> Status in DOLFIN: New
> 
> Bug description:
> If a tetrahedron and triangle (converted from MeshEntities to CGAL 
> Nef_polyhedron_3) are intersected and resulting polygon has non-vanishing 
> area, BarycenterQuadrature computes quadrature wrong. Actually it gives zero 
> area, since some loops are not entered in the 
> BarycenterQuadrature::compute_quadrature function. (Such a intersection 
> object has surprisingly *NO* half_facets). Check against CGAL is needed.
> 
> To unsubscribe from this bug, go to:
> https://bugs.launchpad.net/dolfin/+bug/575493/+subscribe

--
AndrĂ© Massing                                   email: [email protected]
Ph.D. student                                   mobile: +47 469 57 401
Simula Research Laboratory
NO-1367 Fornebu, Norway

-- 
BarycenterQuadrature gives wrong results for tetrahedron triangle intersection
https://bugs.launchpad.net/bugs/575493
You received this bug notification because you are a member of DOLFIN
Team, which is subscribed to DOLFIN.

Status in DOLFIN: Invalid

Bug description:
If a tetrahedron and triangle (converted from MeshEntities to CGAL 
Nef_polyhedron_3) are intersected and resulting polygon has non-vanishing area, 
BarycenterQuadrature computes quadrature wrong. Actually it gives zero area, 
since some loops are not entered in the 
BarycenterQuadrature::compute_quadrature function. (Such a intersection object 
has surprisingly *NO* half_facets). Check against CGAL is needed.



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