[Gmsh] 3D meshing problem

David Colignon David.Colignon at ulg.ac.be
Fri Jul 24 13:13:29 CEST 2009


Hi Arnon,

the end surfaces of your cylinders must be defined as "holes" in the 2 lateral faces of your bounding box.

And the characteristic lengths you associated with some points are too small, it will produce a very big mesh !

Cheers,

Dave

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David Colignon, Ph.D.
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arnon wrote:
> I am trying to 3D mesh a combination of 10 cylinders, L shape and Box 
> (see attached.geo file) , but Gmsh crashes
>  
> 1.Assertion failed!
> 2. Runtime error (Ntegen algorithm)
>  
> I have also tried to make a geometry with many boxes of different size 
> adjacent to each other  all with different materials (i.e. they must be 
> meshed separately,and the mesh must be connected), but get similar 
> problems with
> the meshing. Have you got any tips, or maybe a good example file other 
> than the examples/tutrials provided?
>  
> arnon
> 
> 
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