[vtkusers] Error using vtkOpenGLGPUVolumeRayCastMapper on OS X

[Aashish Chaudhary]

Not that I am aware of. You would have to compile VTK master with OpenGL2
backend.

On Thu, Mar 24, 2016 at 2:39 PM, David Warren <
davideugenewarren+vtk at gmail.com> wrote:

> Hi Aashish,
>
>      Thanks for the quick reply!  Is there a way to check whether the VTK
> python module that we've got access to uses the OpenGL1 backend by default,
> and if so, is there a way to switch over to the OpenGL2 backend?  Best,
>
> Dave
>
> On Thu, Mar 24, 2016 at 1:16 PM, Aashish Chaudhary <
> aashish.chaudhary at kitware.com> wrote:
>
>> Hi David,
>>
>> It sounds like you are using OpenGL1 backed. I would suggest using
>> OpenGL2 backend which works on most of the Mac systems.
>>
>> Thanks,
>>
>>
>> On Thu, Mar 24, 2016 at 1:46 PM, David Warren <
>> davideugenewarren+vtk at gmail.com> wrote:
>>
>>> Hi all,
>>>
>>>      I'm writing a set of scripts that render neuroimaing data using
>>> VTK.  On Windows and Linux everything is working well, but a friend who is
>>> using OS X reports the following error:
>>>
>>> ERROR: In
>>> /Users/ilan/minonda/conda-bld/work/VTK-6.3.0/Rendering/VolumeOpenGL/vtkOpenGLGPUVolumeRayCastMapper.cxx,
>>> line 4040
>>> vtkOpenGLGPUVolumeRayCastMapper (0x103b90000): Rendering failed because
>>> the following OpenGL extensions are required but not supported:  Disabled
>>> on Apple OS X Snow Leopard with nVidia.
>>>
>>>      He reports that his hardware is AMD (Radeon HD 6970M 1024 MB) and
>>> that he is running OS X 10.10.5 Yosemite.  We're all using the Anaconda
>>> Python distribution (v2.5.0) and the VTK module that they supply (which is
>>> v6.3.0).
>>>
>>>      Any thoughts?  Many thanks,
>>>
>>> Dave
>>>
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>>
>>
>> --
>>
>>
>>
>> *| Aashish Chaudhary | Technical Leader         | Kitware Inc.
>> *
>> *| http://www.kitware.com/company/team/chaudhary.html
>> <http://www.kitware.com/company/team/chaudhary.html>*
>>
>
>


-- 



*| Aashish Chaudhary | Technical Leader         | Kitware Inc.            *
*| http://www.kitware.com/company/team/chaudhary.html
<http://www.kitware.com/company/team/chaudhary.html>*
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