On 13 February 2018 at 21:17, Matthew Knepley <[email protected]> wrote:
> On Tue, Feb 13, 2018 at 3:21 PM, Mohammad Hassan Baghaei < > [email protected]> wrote: > >> Hi >> >> I am filling the local vector from dm , has a section layout. The thing >> is I want to know how I can see the field variable values defined on edges, >> the staggered grid. In fact, Whenever I output to VTK in preview, I would >> be able to see the main grid. But the values which are defined on edges, I >> could not see them and that makes me unsure about the way I fill the local >> vector. How I would be babe to check the field value on staggered grid? >> > > VTK does not have a way to specify data on edges, only on cells or > vertices. > This is not entirely true. At least for a staggered grid, where you have one DOF per edge, you can represent the edge data via the type VTK_VERTEX. You won't generate a beautiful picture, as your field will be rendered as a set of points (your edge faces) - but you can at least inspect the values within ParaView. Thanks, Dave > > Thanks, > > Matt > > >> Thanks >> >> Amir >> > -- > What most experimenters take for granted before they begin their > experiments is infinitely more interesting than any results to which their > experiments lead. > -- Norbert Wiener > > https://www.cse.buffalo.edu/~knepley/ <http://www.caam.rice.edu/~mk51/> >
