> On 25 Oct 2018, at 23:08, Jeremy Theler <jer...@seamplex.com> wrote:
> 
> Hi all
> 
> I see in contrib/HighOrderMeshOptimizer/OptHomRun.cpp:686 that if the
> higher-order optimizer cannot make all the jacobian non-negative, then
> an error is raised.
> 
> Why is this a hard error and not a warning? I have seen cases where the
> optimizer cannot make all of then non-negative, yet the results are
> reasonable. Moreover, if not optimizing high order, they still are (and
> the general quality is worse). So I do not get why this is an error.
> 
> Any comment?

The goal of the optimization is to produce all-valid elements... But indeed we 
could downgrade the failure to a warning -> it's changed in git.


> 
> Thanks
> --
> jeremy
> www.seamplex.com
> 
> 
> 
> 
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— 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine

Free software: http://gmsh.info | http://getdp.info | http://onelab.info


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