CGAL users discussion list

[Laurent Saboret <>]

> Hi,
>
> I used the parameterizer to parameterize a vertex with its first ring of 
> neighbors (using default values). We are talking about 7 vertices in 
> average. On a larger neighborhood the parameterizer worked fine. On this 
> small neighborhood the default solver almost always complained it 
> couldn't solve the system. Using the Tau solver it worked almost always 
> - there was a time when it crashed during LU factorization - but there's 
> a bigger problem: It took it almost a second to solve the system. This 
> renders it to be impractical.
>
> I think you should also add precompiled debug libraries of the tau 
> solver. I understand it crashes much more than the release version, 
> which makes it unusable, but at least I could compile my application in 
> debug, and operate other parts of it. Adding the libraries would help me 
> with unnecessarily clattering my code with #ifdefs.
>
> Thanks.

Hi (again) Zohar,

CGAL 3.4 contains precompiled debug libraries of TAUCS and a few bug fixes in the 
parameterization code. Please try again with CGAL 3.4 in debug mode.

If the problem is still present, please post your code and input file to this 
mailing list.

Best regards,
--
Laurent Saboret
INRIA Sophia-Antipolis