[vtkusers] QVTKWidget on Mac Retina displays

Sean McBride sean at rogue-research.com
Wed Aug 10 12:06:22 EDT 2016


Cory,

Yes, I've been meaning to look at this for ages, but there are a number of issues, I'll start a new thread on vtk-dev...

Sean


On Thu, 14 Jul 2016 16:28:43 -0400, Cory Quammen said:

>Sean,
>
>This sounds like something in your wheelhouse. Interested in tackling?
>
>Maybe the code in the linked archived email could be added to
>vtkCocoaRenderWindow.mm?
>
>
>Thanks,
>Cory
>
>On Mon, Jun 27, 2016 at 6:22 AM, Dave Edmunds <david.edmunds at icr.ac.uk> wrote:
>> Hi all,
>>
>> I am using Qt 5.5 and VTK 6.3. When I render using a QVTKWidget, on an
>> external monitor everything looks great, but on my Macbook Pro retina
>> display, my application is only rendered to the lower left quadrant of the
>> screen. This is presumably because of the retina display treating each real
>> pixel as a 2x2 block.
>>
>> Simon provided a workaround in this post:
>> http://public.kitware.com/pipermail/vtkusers/2015-February/090117.html
>>
>> Unfortunately, I can't make use of the Objective C commands he used.
>>
>> Has this been fixed, or does anyone know a pure C++ workaround for this
>> issue?
>>
>> Kind regards,
>>
>> Dave
>>
>>
>>
>> --
>> View this message in context: http://vtk.1045678.n5.nabble.com/
>QVTKWidget-on-Mac-Retina-displays-tp5738934.html
>> Sent from the VTK - Users mailing list archive at Nabble.com.
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>
>
>-- 
>Cory Quammen
>R&D Engineer
>Kitware, Inc.




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