[vtkusers] Error using vtkOpenGLGPUVolumeRayCastMapper on OS X

[Aashish Chaudhary]

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>*
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