[vtkusers] Re: Duplication of mesh data.

[Goodwin Lawlor]

luisc wrote:
> Hello.
> 
> I'm writing a FEM program and I want to use vtk for pre and post
> processing. It seems, that the standard method to do this with vtk is
> that the solver writes the FEM solution to a file with vtk format and
> then display this data with an vtk application.
> 
> I want to do both processes (solution and display) within the same
> program, but then, if I use an vtkUnstructuredGrid container and fill it
> with node/cell data from FE mesh I'll get the data stored two times in
> memory (once in FE mesh and other in the vtkUnstructuredGrid). Isn't
> it?.
> 
> Is there a procedure to avoid this data duplication?. I've searched the
> Internet and this mailing list without success.
> 
> As you can read, English is not my native language. Sorry.
> 
> Regards.
> 
> Luis C. Pérez Tato.
> Iturribizia, S.L.
> l.perez at iturribizia.com
> 
Hi Luis,

Have a look at the vtk generic filtering library... there is a document 
on it here: http://www.vtk.org/pdf/AdaptorFramework.pdf


hth

Goodwin