[vtk-developers] volTM2DRotateClip recurring test failures

[Bill Lorensen]

We have lots of systems (outside of Nightly Expected) that have
failings tests. It could be a driver problem? It is worth trying to
fix.

On Mon, Feb 18, 2013 at 11:41 AM, David Gobbi <david.gobbi at gmail.com> wrote:
> The very fact that kamino is failing a test that passes on other machines
> demonstrates its value as a dashboard machine.
>
>  - David
>
>
> On Mon, Feb 18, 2013 at 9:28 AM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
>> I'm not sure why we are running those machines. Looks like the
>> RogueResearch machines cover those compilers and they have tcl and
>> python enabled.
>>
>> On Mon, Feb 18, 2013 at 11:15 AM, David Gobbi <david.gobbi at gmail.com> wrote:
>>> The only machine it fails on is kamino, and on that machine it fails
>>> for clang and gcc.  Is it possible to enlist the help of Chris Harris,
>>> who owns machine?  I'd be interested to see if the Tcl version of the
>>> test fails in the same way as the Python one, but kamino doesn't build
>>> the Tcl wrappers.
>>>
>>>  - David
>>>
>>> On Mon, Feb 18, 2013 at 9:06 AM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
>>>> How should we proceed? The test has been failing on those two clang
>>>> platforms since at least October. Did it ever pass on those platforms?
>>>> I can't help because the test never fails on my Mac with clang.
>>>>
>>>> On Mon, Feb 18, 2013 at 10:53 AM, David Gobbi <david.gobbi at gmail.com> wrote:
>>>>> Bill, the incorrectness of the image is not just a matter of tolerance...
>>>>> that machine is rendering the image _wrong_ and we don't know why.
>>>>> Ditto for TestSplitViewportHorizontal.  These things have to be fixed,
>>>>> not swept under the rug.
>>>>>
>>>>>  - David
>>>>>
>>>>>
>>>>> On Mon, Feb 18, 2013 at 8:27 AM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
>>>>>> David G,
>>>>>>
>>>>>> Looks like the delay did not help. Why not add an alternate Baseline?
>>>>>>
>>>>>> Bill
>>>>>>
>>>>>> On Wed, Feb 13, 2013 at 1:44 PM, David Cole <dlrdave at aol.com> wrote:
>>>>>>> Is there a call we can add at screen grab time to make sure we're properly
>>>>>>> waiting for all pending/queued output? (Or are we making it already, and
>>>>>>> this is really a symptom of a bad graphics driver...?)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> -----Original Message-----
>>>>>>> From: David Gobbi <david.gobbi at gmail.com>
>>>>>>> To: Bill Lorensen <bill.lorensen at gmail.com>
>>>>>>> Cc: VTK Developers <vtk-developers at vtk.org>
>>>>>>> Sent: Wed, Feb 13, 2013 1:41 pm
>>>>>>> Subject: Re: [vtk-developers] volTM2DRotateClip recurring test failures
>>>>>>>
>>>>>>> This test has been failing on certain platforms for at least
>>>>>>> five years or so.  The test does a bit of animation, and the
>>>>>>> test harness seems to capture the image at the wrong time,
>>>>>>> i.e. the captured image is not actually the final image shown
>>>>>>> by the test.
>>>>>>>
>>>>>>> Is there any possibility that the image is being captured
>>>>>>> before the final SwapBuffers has taken effect?  I mean,
>>>>>>> if the graphics card has to process all vertexes and fragments
>>>>>>> and then wait for the next vblank before swapping
>>>>>>> the buffers, is it possible that the screen grab might grab
>>>>>>> the screen before the swap has actually taken effect?
>>>>>>> Especially for a test like this that has a huge number of
>>>>>>> textures?
>>>>>>>
>>>>>>>  - David
>>>>>>>
>>>>>>> On Wed, Feb 13, 2013 at 10:29 AM, Bill Lorensen <bill.lorensen at gmail.com>
>>>>>>> wrote:
>>>>>>>> David,
>>>>>>>>
>>>>>>>> Do you have any insight into the recurring test failures (since at
>>>>>>>> least October) for vtkRenderingVolumePython-volTM2DRotateClip.
>>>>>>>> They seem to be on some Macs (3 at this time). See for example:
>>>>>>>> http://open.cdash.org/testDetails.php?test=177122517&build=2810336
>>>>>>>>
>>>>>>>> Do we just need an alternate baseline?
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>>
>>>>>>>> Bill
>>>>>>> _______________________________________________
>>>>>>> Powered by www.kitware.com
>>>>>>>
>>>>>>> Visit other Kitware open-source projects at
>>>>>>> http://www.kitware.com/opensource/opensource.html
>>>>>>>
>>>>>>> Follow this link to subscribe/unsubscribe:
>>>>>>> http://www.vtk.org/mailman/listinfo/vtk-developers
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Unpaid intern in BillsBasement at noware dot com
>>>>
>>>>
>>>>
>>>> --
>>>> Unpaid intern in BillsBasement at noware dot com
>>
>>
>>
>> --
>> Unpaid intern in BillsBasement at noware dot com



-- 
Unpaid intern in BillsBasement at noware dot com