Claudio,

I'll take a look at get back.

Utkarsh


On Fri, Nov 9, 2012 at 9:54 AM, Claudio Zanni <za...@oato.inaf.it> wrote:

> I already had this problem with Paraview 3.14.1 but I received no answer
> to a first email,
> so I tried to investigate on my own since the problem is still present in
> release 3.98.0.
>
> Paraview can not open a Pixie file (it's a HDF5 format included through
> the VisIt Database
> Bridge) when the file includes one timestep only: Paraview just hangs
> indefinitely.
> Everything works fine when multiple timesteps are contained in the file.
>
> I suspect that the problem is connected to lines 618-634 in
> Utilities/VisItBridge/**AvtAlgorithms/**vtkAvtFileFormatAlgorithm.cxx:
>
>    //in some case the times and cycles have all zero values.
>>   //This is caused by a file reader that generates the time value
>>   //once the reader moves to that timestep.
>>   //That kind of behaviour is not possible currently in ParaView. Instead
>>   //we will force the reader to generate the time values for each timestep
>>   //by cycling through everytime step but not requesting any data.
>>   if(hasTime && timesteps[0] == timesteps[timesteps.size()-1])
>>     {
>>     //we have hit a timestep range that needs to be cycled
>>     for(int i=0; i < timesteps.size();++i)
>>       {
>>       this->ActivateTimestep(i);
>>       //Nek and other readers don't update the time info intill you
>>       //call gettimes.
>>       this->AvtFile->FormatGetTimes(**timesteps);
>>       }
>>     }
>>
> The condition is true not only when the same value (0?) has been assigned
> to all
> the timesteps but also when there is one timestep only (timesteps.size() =
> 1).
> Besides these lines were not present in Paraview 3.10/3.12 and these
> releases
> were able to open Pixie files containing one timestep only.
>
> Is it possible to fix this problem? That would be highly appreciated.
> Regards,
> Claudio
>
> --
> Claudio Zanni
> INAF - Osservatorio Astronomico di Torino
> Via Osservatorio 20
> 10025 Pino Torinese (TO), Italy
> tel. +39 011 8101907
> fax  +39 011 8101930
>
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