[vtk-developers] Texture issues causing vtkImageResliceMapper to fail

[Ken Martin]

My guess is something is calling Set(..) on a texture or point array and
not marking it modified.  There was a change I made recently that will
cause those cases to not update the VBO.

On Tue, Sep 5, 2017 at 7:00 PM, David Gobbi <david.gobbi at gmail.com> wrote:

> I'm doing a bisect right now.  Builds take forever, though.
>
> On Tue, Sep 5, 2017 at 4:58 PM, Bill Lorensen <bill.lorensen at gmail.com>
> wrote:
>
>> David,
>>
>> git bisect is great for identifying the culprit.
>>
>> On Tue, Sep 5, 2017 at 6:37 PM David Gobbi <david.gobbi at gmail.com> wrote:
>>
>>> Something has changed in VTK in the past couple weeks relating to
>>> textures that is causing vtkImageResliceMapper to fail.   The problem can
>>> be seen in Examples/ImageProcessing/Python/ImageInteractorReslice.py:
>>> if the window is resized to make the window taller or wider, then the
>>> texture appears to be stretched in the wrong direction.  It's almost as if
>>> somewhere in the code the "x" texture coords are being read as "y" and
>>> vice-versa.
>>>
>>> Can anyone point me to a place to look?
>>>
>>> Thanks,
>>>  - David
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>
>
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-- 
Ken Martin PhD
Distinguished Engineer
Kitware Inc.
28 Corporate Drive
Clifton Park NY 12065

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