[Paraview] Recent Xdmf volume rendering

[Utkarsh Ayachit]

It refers vtkUniformGrid. vtkUniformGrid has API to mark cells or
points as blank. vtkUniformGrid is a subclass of vtkImageData.

Utkarsh

On Sat, Nov 28, 2009 at 11:21 AM, Eric E. Monson <emonson at cs.duke.edu> wrote:
> That seems to work great now, Utkarsh -- Thanks for the fast fix!
>
> Can someone please explain what the "with blanking" is, though -- Is it a way to mask out certain blocks, or something? Is this something that is supported within Xdmf? Not a huge issue, but I was just curious...
>
> Thanks again,
> -Eric
>
>
> On Nov 26, 2009, at 12:31 PM, Utkarsh Ayachit wrote:
>
>> There was another bug in the code that was incorrectly publishing
>> origin of the dataset as spacing which could have been messing up the
>> volume rendering. I've committed a fix. Feel free to give it a try
>> now.
>>
>> Utkarsh
>>
>> On Thu, Nov 26, 2009 at 12:07 PM, Utkarsh Ayachit
>> <utkarsh.ayachit at kitware.com> wrote:
>>> To keep the behavior consistent with the previous reader, I've changed
>>> the vtkXdmfReader2 to produce vtkImageData for 2D/3DCoRectMesh.
>>>
>>> Utkarsh
>>>
>>> On Wed, Nov 25, 2009 at 4:33 PM, Eric E. Monson <emonson at cs.duke.edu> wrote:
>>>> Hey all,
>>>>
>>>> I just noticed today that I can't volume render my Xdmf ImageData sets in
>>>> CVS ParaView (today's -- OS X 10.5.8, serial build, Qt 4.5.2 cocoa, cmake
>>>> 2.9.20091003).
>>>>
>>>> With the binary PV 3.6.1 I can load in a temporal collection or single
>>>> 3DCoRectMesh and it  volume renders fine. With current 3.7 (now using
>>>> vtkXdmfReader2, I assume), this data shows up as "Image (Uniform Rectilinear
>>>> Grid) with blanking" and I can choose volume rendering but nothing shows up
>>>> in the render window.
>>>>
>>>> Volume rendering of a Wavelet Source works just fine, so I'm wondering what
>>>> the "with blanking" part is, and if that's what's causing my trouble?
>>>>
>>>> Thanks,
>>>> -Eric
>>>>
>>>> ------------------------------------------------------
>>>> Eric E Monson
>>>> Duke Visualization Technology Group
>>>>
>>>>
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>
>