[vtkusers] How to re-load time information in ExodusIIReader

[Slaughter, Andrew E]

On Fri, Jan 13, 2017 at 8:19 AM, David Thompson <david.thompson at kitware.com>
wrote:

> Hi Andrew,
>
> Does calling Modified() on the reader cause an update? If not, how about
> calling SetFileName(NULL) and then SetFileName(previousFileName)? Note that
> the latter will (should, anyway) invalidate the reader's cache, so it is
> not without a cost.
>

I am doing the following and nothing changes the behavior:

reader.SetFileName(None)
reader.GetExecutive().GetOutputInformation(0).Remove(vtk.vtkStreamingDemandDrivenPipeline.TIME_STEPS())
reader.ResetSettings()
reader.ResetCache()
reader.Modified()





> ParaView has had this feature requested (for information to get updated
> when the file gets changed) before and I don't recall whether something was
> done to address it or not.
>
>         David
>
> > On Jan 12, 2017, at 3:12 PM, Slaughter, Andrew E <
> andrew.slaughter at inl.gov> wrote:
> >
> > Is there anyone who can help me with this issue?
> >
> > On Tue, Dec 20, 2016 at 11:32 AM, Slaughter, Andrew E <
> andrew.slaughter at inl.gov> wrote:
> > I am reading a file that contains 2 timesteps, but is then updated and
> has an additional timestep. How can a reload the vtkExodusIIReader to get
> the new time information.
> >
> > I attached a python script demonstrating what I am doing, but I will
> summarize here. My test script has two files (diffusion_1.e and
> diffusion_2.e that have 2 and 3 timestep respectively). If I create a
> vtkExodusIIReader and change the filename then I get the correct number.
> >
> > But, if I copy the files to a common filename I always get 2, even when
> the file has changed to have 3 timesteps.
> >
> > Any help would be appreciated,
> >
> > Andrew
> >
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