[vtkusers] NetCDF file reading

[Aashish Chaudhary]

Sayali,

Our netcdf reader makes certain assumption about dimensions and it is
likely that it will fail for your case. Is your data CF compliant? Just
curious. Also, do you need to use C++ or you can use Python interface of
VTK?

Thanks,
Aashish

On Fri, Aug 14, 2015 at 10:10 AM, Cory Quammen <cory.quammen at kitware.com>
wrote:

> Have you tried any other of the NetCDF readers? I'll admit I'm not that
> familiar with them.
>
> You might also try to load your data in ParaView (www.paraview.org).
>
> Thanks,
> Cory
>
> On Fri, Aug 14, 2015 at 10:04 AM, Sayali Sonawane <
> sayasonawane11 at gmail.com> wrote:
>
>> Hi Cory,
>>
>> I have tried vtknetcdfreader class.
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable depth dimensions (depth) are
>> different than the other variable dimensions (latitude longitude).  Skipping
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable latitude dimensions (latitude) are
>> different than the other variable dimensions (latitude longitude).  Skipping
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable longitude dimensions (longitude) are
>> different than the other variable dimensions (latitude longitude).  Skipping
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable salinity dimensions (depth latitude
>> longitude) are different than the other variable dimensions (latitude
>> longitude).  Skipping
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable temperature dimensions (depth
>> latitude longitude) are different than the other variable dimensions
>> (latitude longitude).  Skipping
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable u dimensions (depth latitude
>> longitude) are different than the other variable dimensions (latitude
>> longitude).  Skipping
>>
>> Warning: In /home/sayali/src/IO/NetCDF/vtkNetCDFReader.cxx, line 782
>> vtkNetCDFReader (0x8906a0): Variable v dimensions (depth latitude
>> longitude) are different than the other variable dimensions (latitude
>> longitude).  Skipping
>>
>> I am getting this warning message. But I don't understand how to use
>> these variables. I want to plot salinity and temperature scatterplot.
>>
>> Best Regards,
>> Sayali
>>
>>
>> On Fri, Aug 14, 2015 at 2:59 PM, Cory Quammen <cory.quammen at kitware.com>
>> wrote:
>>
>>> Hi Sayali,
>>>
>>> You'll have a better chance getting a useful answer if you email the
>>> whole VTK users list :-)
>>>
>>> Have you tried the vtkNetCDF*Reader classes?
>>>
>>> http://www.vtk.org/doc/nightly/html/classvtkNetCDFReader.html
>>> http://www.vtk.org/doc/nightly/html/classvtkNetCDFCFReader.html
>>> http://www.vtk.org/doc/nightly/html/classvtkNetCDFPOPReader.html
>>> http://www.vtk.org/doc/nightly/html/classvtkNetCDFCAMReader.html
>>>
>>> Cheers,
>>> Cory
>>>
>>> On Fri, Aug 14, 2015 at 8:05 AM, Sayali Sonawane <
>>> sayasonawane11 at gmail.com> wrote:
>>>
>>>>
>>>> Hi Cory,
>>>>
>>>> I am trying to read netcdf .nc file. It has 15 variables, each of
>>>> different dimension. Can you please suggest me way of reading and mapping
>>>> it in VTK.
>>>>
>>>> Best Regards,
>>>> Sayali
>>>>
>>>
>>> --
>>> Cory Quammen
>>> R&D Engineer
>>> Kitware, Inc.
>>>
>>
>>
>
>
> --
> Cory Quammen
> R&D Engineer
> Kitware, Inc.
>
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-- 



*| Aashish Chaudhary | Technical Leader         | Kitware Inc.            *
*| http://www.kitware.com/company/team/chaudhary.html
<http://www.kitware.com/company/team/chaudhary.html>*
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