[Gmsh] parsed post-processing file: interpolation between points

[Christophe Geuzaine]

Fabian Dortu wrote:
>>/You have to generate a file that contains 2D (surface) elements (i.e., 
>>triangles or quadrangles)./
>>
> Does it mean I have to use "scalar triangle" (ST) and write an entry for 
> each triangle? 

Yes. You can also use "scalar quadrangles" (SQ).

> Is the order of the 3 points defining the triangle 
> important?

It defines the orientation of the triangle...

> 
>>/
>>If you don't have the topological information to create triangles or 
>>quadrangles, and if all your points belong to a surface that can be 
>>projected 1-to-1 into a plane, you can use the "Triangulate" plugin to 
>>tessellate your data set./
>>
> I also have the topologicial information in a mesh file. Could the 
> information from the mesh and from the data be combined? (I think this 
> has already be discussed by Thomas Gazzola in a mail yesterday).
> 

No, not with our current post-processing philosophy. If you want
different parts of your post-processing data to be handled separately,
just generate multiple views (you can store all your views in the same
file if you want to).

Christophe

-- 
Christophe Geuzaine
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org