<div dir="ltr">Hi Ken,<div><br></div><div>Calling Modified() on the TCoords array in vtkOpenGLImageSliceMapper fixes the issue. I'll push an MR.<br></div><div><br></div><div>Thanks,</div><div> - David</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 5, 2017 at 8:13 PM, David Gobbi <span dir="ltr"><<a href="mailto:david.gobbi@gmail.com" target="_blank">david.gobbi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Yeah, I've been looking over that commit (my own git bisect gave me the same answer a couple hours ago). Definitely looks like it could be timestamp-related.<span class="HOEnZb"><font color="#888888"><div><br></div><div> - David</div></font></span></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 5, 2017 at 7:42 PM, Bill Lorensen <span dir="ltr"><<a href="mailto:bill.lorensen@gmail.com" target="_blank">bill.lorensen@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Ken was right. git bisect picked the winner<br>
<br>
59373905501ae983e1587d6b118fcb<wbr>cccd548c1c is the first bad commit<br>
commit 59373905501ae983e1587d6b118fcb<wbr>cccd548c1c<br>
Author: Ken Martin <<a href="mailto:ken.martin@kitware.com" target="_blank">ken.martin@kitware.com</a>><br>
Date: Tue Aug 22 17:07:43 2017 -0400<br>
<br>
a number of cleanups to the VBO code<br>
<br>
added a lot of documentation, removed a couple methods<br>
that were no longer needed. Improved the handling of<br>
data arrays so that they are more often cached.<br>
<div class="m_3114656933181072568HOEnZb"><div class="m_3114656933181072568h5"><br>
On Tue, Sep 5, 2017 at 9:18 PM, Ken Martin <<a href="mailto:ken.martin@kitware.com" target="_blank">ken.martin@kitware.com</a>> wrote:<br>
> My guess is something is calling Set(..) on a texture or point array and not<br>
> marking it modified. There was a change I made recently that will cause<br>
> those cases to not update the VBO.<br>
><br>
> On Tue, Sep 5, 2017 at 7:00 PM, David Gobbi <<a href="mailto:david.gobbi@gmail.com" target="_blank">david.gobbi@gmail.com</a>> wrote:<br>
>><br>
>> I'm doing a bisect right now. Builds take forever, though.<br>
>><br>
>> On Tue, Sep 5, 2017 at 4:58 PM, Bill Lorensen <<a href="mailto:bill.lorensen@gmail.com" target="_blank">bill.lorensen@gmail.com</a>><br>
>> wrote:<br>
>>><br>
>>> David,<br>
>>><br>
>>> git bisect is great for identifying the culprit.<br>
>>><br>
>>> On Tue, Sep 5, 2017 at 6:37 PM David Gobbi <<a href="mailto:david.gobbi@gmail.com" target="_blank">david.gobbi@gmail.com</a>> wrote:<br>
>>>><br>
>>>> Something has changed in VTK in the past couple weeks relating to<br>
>>>> textures that is causing vtkImageResliceMapper to fail. The problem can be<br>
>>>> seen in Examples/ImageProcessing/Pytho<wbr>n/ImageInteractorReslice.py: if the<br>
>>>> window is resized to make the window taller or wider, then the texture<br>
>>>> appears to be stretched in the wrong direction. It's almost as if somewhere<br>
>>>> in the code the "x" texture coords are being read as "y" and vice-versa.<br>
>>>><br>
>>>> Can anyone point me to a place to look?<br>
>>>><br>
>>>> Thanks,<br>
>>>> - David<br>
>>>> ______________________________<wbr>_________________<br>
>>>> Powered by <a href="http://www.kitware.com" rel="noreferrer" target="_blank">www.kitware.com</a><br>
>>>><br>
>>>> Visit other Kitware open-source projects at<br>
>>>> <a href="http://www.kitware.com/opensource/opensource.html" rel="noreferrer" target="_blank">http://www.kitware.com/opensou<wbr>rce/opensource.html</a><br>
>>>><br>
>>>> Search the list archives at:<br>
>>>> <a href="http://markmail.org/search/?q=vtk-developers" rel="noreferrer" target="_blank">http://markmail.org/search/?q=<wbr>vtk-developers</a><br>
>>>><br>
>>>> Follow this link to subscribe/unsubscribe:<br>
>>>> <a href="http://public.kitware.com/mailman/listinfo/vtk-developers" rel="noreferrer" target="_blank">http://public.kitware.com/mail<wbr>man/listinfo/vtk-developers</a><br>
>>>><br>
>>> --<br>
>>> Unpaid intern in BillsBasement at noware dot com<br>
>><br>
>><br>
>><br>
>> ______________________________<wbr>_________________<br>
>> Powered by <a href="http://www.kitware.com" rel="noreferrer" target="_blank">www.kitware.com</a><br>
>><br>
>> Visit other Kitware open-source projects at<br>
>> <a href="http://www.kitware.com/opensource/opensource.html" rel="noreferrer" target="_blank">http://www.kitware.com/opensou<wbr>rce/opensource.html</a><br>
>><br>
>> Search the list archives at: <a href="http://markmail.org/search/?q=vtk-developers" rel="noreferrer" target="_blank">http://markmail.org/search/?q=<wbr>vtk-developers</a><br>
>><br>
>> Follow this link to subscribe/unsubscribe:<br>
>> <a href="http://public.kitware.com/mailman/listinfo/vtk-developers" rel="noreferrer" target="_blank">http://public.kitware.com/mail<wbr>man/listinfo/vtk-developers</a><br>
>><br>
>><br>
><br>
><br>
><br>
> --<br>
> Ken Martin PhD<br>
> Distinguished Engineer<br>
> Kitware Inc.<br>
> 28 Corporate Drive<br>
> Clifton Park NY 12065<br>
><br>
> This communication, including all attachments, contains confidential and<br>
> legally privileged information, and it is intended only for the use of the<br>
> addressee. Access to this email by anyone else is unauthorized. If you are<br>
> not the intended recipient, any disclosure, copying, distribution or any<br>
> action taken in reliance on it is prohibited and may be unlawful. If you<br>
> received this communication in error please notify us immediately and<br>
> destroy the original message. Thank you.<br>
<br>
<br>
<br>
--<br>
Unpaid intern in BillsBasement at noware dot com<br>
</div></div></blockquote></div><br></div>
</div></div></blockquote></div><br></div>