[vtk-developers] Texture issues causing vtkImageResliceMapper to fail

[Bill Lorensen]

Ken was right. git bisect picked the winner

59373905501ae983e1587d6b118fcbcccd548c1c is the first bad commit
commit 59373905501ae983e1587d6b118fcbcccd548c1c
Author: Ken Martin <ken.martin at kitware.com>
Date:   Tue Aug 22 17:07:43 2017 -0400

    a number of cleanups to the VBO code

    added a lot of documentation, removed a couple methods
    that were no longer needed. Improved the handling of
    data arrays so that they are more often cached.

On Tue, Sep 5, 2017 at 9:18 PM, Ken Martin <ken.martin at kitware.com> wrote:
> 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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>>> --
>>> Unpaid intern in BillsBasement at noware dot com
>>
>>
>>
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>
>
>
> --
> Ken Martin PhD
> Distinguished Engineer
> Kitware Inc.
> 28 Corporate Drive
> Clifton Park NY 12065
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-- 
Unpaid intern in BillsBasement at noware dot com