[Paraview] VTK reader does not populate properties dialog?

[Alexander Tchekhovskoy]

David, thank you so much for the fast response!  Your suggestions worked 
out beautifully.  Best, Alexander


Thank you!
Alexander

On 6/15/12 3:10 PM, David E DeMarle wrote:
> The output type of this reader is a "curvilinear structured grid"
> (vtkRectilinearGrid). ParaView will only volume render vtkImageData
> (completely structured) and vtkUnstructuredGrid (completely
> unstructured). So, convert what you have to an unstructured grid. A
> simple way to do that is apply the threshold filter and make the
> threshold include the entire range. Then volume rendering will be
> available to use.
>
> For streamlines, the help for StreamTracer under Input Restrictions
> (http://paraview.org/Wiki/ParaView/Users_Guide/List_of_filters#Stream_Tracer),
> says the input must be a vtkDataSet (which all of the above subclass)
> so you are fine there. But it also says that the data set must
> contains a point centered array with three components. You may need to
> apply the cell to point filter to do that, or possibly use the
> calculator filter to combine three independent point arrays into a
> single vector array.
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 21 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-881-4909
>
>
> On Fri, Jun 15, 2012 at 2:47 PM, Alexander Tchekhovskoy
> <atchekho at princeton.edu>  wrote:
>> Hi Seb, thank you for the blazing fast response!  This allows me to see
>> slices through the variables on the grid, so the data is read-in correctly.
>>
>>
>> However, I am at a loss how to do a 3D volume rendering or a streamline
>> tracing of data on my structured grid.  In order to do that, as I
>> understand, I need to apply a filter "Table To Structured Grid", as
>> explained at
>> http://paraview.org/Wiki/ParaView/Data_formats#Displaying_data_as_structured_grid
>> . However, this filter is grayed out (screenshot:
>> http://www.princeton.edu/~atchekho/grayed_out_filter.jpg ).
>>
>> What should I do in order to do 3D volume rendering or tracing streamlines?
>>
>> Thank you very much,
>> Alexander
>>
>> On Fri, Jun 15, 2012 at 1:50 PM, Sebastien Jourdain
>> <sebastien.jourdain at kitware.com>  wrote:
>>> In the toolbar, you have to select "Surface" instead of "Outline", and
>>> slightly on the left change "Solid Color" by your field name.
>>>
>>> Seb
>>>
>>> On Fri, Jun 15, 2012 at 1:16 PM, Alexander Tchekhovskoy
>>> <atchekho at princeton.edu>  wrote:
>>>> Hello All,
>>>>
>>>> I am having trouble reading a binary VTK file in Paraview. Here is a
>>>> simple
>>>> VTK file (zipped paraview_test.vtk:
>>>> http://www.princeton.edu/~atchekho/paraview_test.zip , 29Kb) generated
>>>> by
>>>> visit_writer plugin for VisIt. The file uses a curvilinear structured
>>>> grid.
>>>>   The file opens and renders OK in VisIt.  However, when I open it in
>>>> ParaView, the grid shows fine but the properties box stays empty (see
>>>> screenshot at http://www.princeton.edu/~atchekho/properties_tab.jpg ,
>>>> 83Kb),
>>>> and I cannot visualize any variables.  I know the variables are there
>>>> because the Information tab does show the variable ("B") that is in the
>>>> file
>>>> (see screenshot
>>>> at http://www.princeton.edu/~atchekho/information_tab.jpg ,
>>>> 115 Kb).  I tried searching on the web and found that this can happen if
>>>> a
>>>> reader plugin does not populate the properties
>>>> (http://www.paraview.org/pipermail/paraview/2011-April/021081.html). In
>>>> this
>>>> case reader plugin is a standard VTK reader.  Is this a known bug?
>>>>
>>>> Thank you,
>>>> Alexander
>>>>
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>>
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