[Gmsh] writing p3d mesh with gmsh

[Matt Gundry]

Christophe Geuzaine wrote:

>Gerald Good wrote:
>  
>
>>I recently started learning to use gmsh and so far it looks like a great 
>>tool. I had trouble trying to export a mesh in P3D format though - was 
>>wondering if you could have a look or were aware of the problem. I 
>>included the .gmsh-errors file, the starting sphere-stl.stl mesh file 
>>(from the demos), a resulting volumetric mesh file sphere-stl.msh. A 
>>sphere-stl.p3d file is output by gmsh but is an empty file, so I didn't 
>>bother including it.
>>    
>>
>
>I don't know the details, but IIRC the p3d format only works with
>structured meshes. You might want to ask Matt Gundry <mjgundry at
>faa-engineers.com> for some help: he's the one who implemented it.
>
>Christophe
>  
>
That is correct, P3D, or Plot3D, is a structured grid format. As a 
result, it only handles structured grids. It should fail gracefully with 
notification on non-structured meshes, however. The attached log 
suggests this may not be the case. I will look into it.

Matt