[Gmsh] Gmsh 2.2.5 crashes on use of 2nd order elements (no optimization)

[Roland Tollenaar]

Hi Jean-Francois,

>>> I see no problem here to generate 2nd order elements. Yet, I cannot see 
>> Are you telling me that you cannot repeat the crashing?! Are you also 
>> using version 2.2.5? I attached my settings because with me the 
>> meshing operation crashes.
>>
> 
> Yes, I cannot, I used
> 
> gmsh ~/Desktop/ASSEMBLY\ CASSETE_04.STEP -clscale .3 -degree 2 -2
> 
> and the mesh was created without crashing.
> 
> The Netgen Optimized optimizes tetrahedral meshes.
Gmsh goes through the 3D meshing and AFAIK I then have tetrahedral 
elements. I am not too familiar with the commandline arguments you are 
using but are you not only doing a 2D mesh?

Might that explain it?

Regards,

Roland



> 
> 
>>> how you can apply netgen optimizer on your
>>> structure : it is only composed of surfaces.
>> This is simple to explain. I am not well versed on the internal 
>> operation of the netgen optimizer:). May I ask when it does make sense 
>> to use the optimizer?
>>
>> Regards,
>>
>> Roland
>>
>>
>>
>>
>>>
>>> Jean-François.
>>>
>>>
>>>> Can someone comment on this? Attached is the model.
>>>>
>>>> Kind regards,
>>>>
>>>> Roland
>>>>
>>>>
>>>> Ruth V. Sabariego wrote:
>>>>> Your model seems to have only lines and points, that's why you 
>>>>> don't see a 2D/3D mesh.
>>>>> The 1D mesh is done correctly.
>>>>>
>>>>> Ruth
>>>>>
>>>>> Roland Tollenaar wrote:
>>>>>> Hello,
>>>>>>
>>>>>> I have a model which fails to mesh. gmsh says its meshing it 
>>>>>> (console) but nothing happens. (0s)
>>>>>>
>>>>>> I have seen this same behaviour with STL models previously and 
>>>>>> simply assumed that gmsh could not handle stl files.
>>>>>>
>>>>>> However this is a step model of a type that gmsh previously did 
>>>>>> mesh well.
>>>>>>
>>>>>> I have attached the model.
>>>>>>
>>>>>> Kind regards,
>>>>>>
>>>>>> Roland
>>>>>> ------------------------------------------------------------------------ 
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> gmsh mailing list
>>>>>> gmsh at geuz.org
>>>>>> http://www.geuz.org/mailman/listinfo/gmsh
>>>>>
>>>>> -- 
>>>>> Dr. Ir. Ruth V. Sabariego
>>>>> University of Liege, Institut Montefiore,
>>>>> Dept. of Electrical Engineering & Computer Science, Applied & 
>>>>> Computational Electromagnetics (ACE),
>>>>> Sart Tilman Campus, Grande Traverse, 10 (B28), B-4000 LIEGE, Belgium
>>>>> phone: +32-4-3663737 -- fax: +32-4-3662910 -- 
>>>>> http://elap.montefiore.ulg.ac.be/
>>>>>
>>>> ------------------------------------------------------------------------ 
>>>>
>>>>
>>>> _______________________________________________
>>>> gmsh mailing list
>>>> gmsh at geuz.org
>>>> http://www.geuz.org/mailman/listinfo/gmsh
>>>
>>>
>>
>> ------------------------------------------------------------------------
>>
>>
>> ------------------------------------------------------------------------
>>
> 
>