[Gmsh] Label Different Regions of Continuous Mesh, Geometry from .stp files

[Christophe Geuzaine]

> On 1 May 2019, at 11:29, Jeremy Theler <jeremy at seamplex.com> wrote:
> 
> On Wed, 2019-05-01 at 09:40 +0200, Christophe Geuzaine wrote:
>>> 
>>> I'm currently able to read the components into Gmsh and label them
>>> with the `Physical Volume` syntax. The issue is that the surface
>>> mesh elements at the boundaries do not line up with one another;
>>> the elements in one component are not connected to the elements in
>>> another.
>>> 
>> 
>> You need to fuse the two surfaces: this can be achieved with the
>> "fragment" operation - see attached file.
> 
> Would there be any difference by just using Coherence?

It's the same (with OpenCASCADE "Coherence" simply does "fragment" with all the entities of highest dimension in the model).

Christophe

> 
> 
> --
> jeremy theler
> 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