dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

ok. So ordering can be changed.

--
Anders


On Wed, Feb 06, 2013 at 09:35:10PM +0100, Joachim Berdal Haga wrote:
>   Forgot to CC list.
>   On 6 February 2013 00:00, Joachim Berdal Haga <[1]jobh@xxxxxxxxx>
>   Plotting must be updated, but that should be simple enough. Line 344 of
>   VTKPlottableMesh.cpp):
>   Â  Â  Â  Â  values->SetValue(3*i+d, indata[i+num_vertices*d]);
>   ...indata is the result of compute_vertex_values, d is the DOLFIN
>   spatial dimension, vtk spatial dimension is always 3.
>   -j.



>   > For mixed/vector-values functions,
>   > GenericFunction::compute_vertex_values(..) returns the values in a
>   > vector as
>   > Â  Â [u0, u1, u2, u3, u4, . . . . . . , v0, v1, v2, v3, . . . , w0,
>   w1,



>   > w2, w3, . . . .]
>   > This isn't very convenient for post-processing, where the order is
>   usually



>   > Â  Â [u0, v0, w0, u1, v1, w1, u2, v2, w2, . . . un, vn, wn]
>   > Any opinions on changing the ordering?
>     This was at some point decided by the way in which Viper preferred
>     to
>     get the values. Since Viper has been replaced, we're free to change
>     as
>     long as there is no issue with the reimplemented plotting.
>     This feature is low-level enough that we might change it at will,
>     but
>     we need to remember it for the next set of release notes.
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