[Paraview] Plain text data with white space delimiters; Use raw array as axis/variables

[Samuel Key]

Liang--

Have you though about starting on page 1 of the attached input datum set 
format document?

--Sam


On 1/26/2018 7:32 PM, Liang Wang wrote:
> Thanks, Andy. That works! Now the problem is how I can use the 1d 
> arrays to construct 3d plots.
>
> Now I have many 1d arrays: x, y, z, variable1, variable2, ..., etc.
>
> Unfortunately, they are AMR data, not regularly indexed, (in fact they 
> are TecPlot ascii data, but ParaView could not read them correctly for 
> some reason, this is another issue, though).
>
> I would like to make 3d plots, 2d slice, or at least 1d cuts. I am OK 
> to use Python interface but might need some instruction how to create 
> 3d data from these flattened 1d arrays.
> I guess there are some tutorials to convert numpy array to vtk arrays, 
> I might start from that. Then I need to convert the row data ParaView 
> GUI reads in to numpy array then to vtk array?
>
> I have attached the data if anyone can kindly try it. At least it is a 
> valid TecPlot file which other people tested using TecPlot.
>
> On Fri, Jan 26, 2018 at 9:49 AM, Andy Bauer <andy.bauer at kitware.com 
> <mailto:andy.bauer at kitware.com>> wrote:
>
>     Hi,
>
>     ParaView should be able to handle this. Try giving the filename a
>     .csv extension and then add a space for the Field Delimiter
>     Characters options. Optionally, you may also want to enable the
>     Merge Consecutive Delimiters option.
>
>     On Fri, Jan 26, 2018 at 8:33 AM, Liang Wang <frank0734 at gmail.com
>     <mailto:frank0734 at gmail.com>> wrote:
>
>         Hi All,
>
>         1) Does the ParaView GUI read a plain text file with white
>         space as delimiters?
>         2) Can ParaView use a giving 1d array as an axis?
>
>         My problem:
>
>         I have a plain text data file, each column is a different
>         variable, and delimiters are white space, e.g.,
>
>         x y z variable1 variable 2
>
>         Is there a way to read such a file and use x, y, z as
>         coordinates of the resulting variables?
>
>         For example, in TecPlot you can read in such a file and set
>         axises to use the x, y, z (or any other named variables).
>
>         For 1), does ParaView have an extra setting to set common
>         options for plain text data like delimiter, header, skiprow, etc.?
>
>         For 2), it appears to me that in ParaView all field/cell data
>         is associated with a predefined axis, so it is not that
>         straightforward to use a raw array asaxisor as variable,
>         though this is possible in the Python interface. Is thiscorrect.
>
>         Best,
>
>         Liang
>
>
>
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