[Gmsh] meshing higher order elements on compound surfaces fail

postanmichel at yahoo.com postanmichel at yahoo.com
Mon Dec 7 17:24:56 CET 2015


Hello Christophe,
that's good news - thank you very much for your on-going software 
development!

Best regards
Michael

Am 07.12.2015 um 13:40 schrieb Christophe Geuzaine:
>> On 06 Dec 2015, at 19:54, postanmichel at yahoo.com wrote:
>>
>> Dear Gmsh developers and users,
>> I found out that my issue below is already an accepted defect (#244):
>> Compound surface and high order mesh segmentation fault.
>>
>> I think that the compound feature is a great tool to get high quality meshes and would appreciate if it could be used for second order elements!
>>
>> Is there any information about it? Any work-around available to use compound surfaces in combination with second order tets?
>>
> Hi Michael - it's high on our TODO list: we are actively working on a rewrite (simplification) of the "compound" code, which should enable this and more.
>
> CC: Pierre-Alexandre
>
> Christophe
>
>
>> Thank you and kind regards
>> Michael
>>
>>
>> -------- Weitergeleitete Nachricht --------
>> Betreff:	meshing higher order elements on compound surfaces fail
>> Datum:	Wed, 4 Nov 2015 21:46:27 +0100
>> Von:	postanmichel at yahoo.com
>> An:	Gmsh mai. lis. <gmsh at geuz.org>
>>
>> Hello,
>> I am not able to to mesh compound surfaces with higher order elements.
>> My current model crashes as soon as the first compound surface is
>> meshed. Terminal output: "Info    : Meshing surface 10002 order 2"
>> On Windows 7 an error window occurs saying gmsh.exe has stopped working.
>>
>> So I thought it is most likely my imported CAD model. But I run into the
>> very same crash with the tutorial file (t12.geo).
>> Running "gmsh -2 -order 2 t12.geo" results in a crash at the compound
>> surface. Terminal output:
>> "Info    : Meshing surface 200 order 2"
>> Again on Windows 7 an error window occurs saying gmsh.exe has stopped
>> working.
>> Debian 8 says  "segmentation fault".
>>
>> I tested on Windows and Debian with the binaries with current stable
>> release (Gmsh version 2.10.1).
>>
>> Can anybody help on that matter?
>>
>> Thank you very much in advance!
>>
>> Best regards
>> Michael
>>
>>
>>
>>
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