[vtkusers] vtkGPUVolumeRayCastMapper (OpenGL2) - Mask Input update

[Alvaro Sanchez]

Hi,

there is a related patch [1] about to be merged, not sure if this would
address this issue though, could you try it?    I will try to reproduce the
problem.

Thanks.

[1] https://gitlab.kitware.com/vtk/vtk/merge_requests/2196#note_201434

On Mon, Nov 28, 2016 at 5:56 PM, meow_fiz <meow at mat.uni.torun.pl> wrote:

> For a long time I've used vtkGPUVolumeRayCastMapper  in vtk 6.3 (OpenGL
> 1.x).
> I could change interactively volume mask voxel values set by:
>
> volMapper->SetMaskInput (myMask);
>
>
> Now when i switched to VTK 7.1RC & OpenGL2 I can't make any modifications
> to
> volume mask interactively. Calling Update(), Modified() on every element of
> the pipeline (volume, input data, mask input, mapper) does not affect
> visual
> result.
>
> The only way I can get the updated mask volume is to call:
>
> Renderer->RemoveVolume(Volume);
> Renderer->AddVolume(Volume);
>
> Is there any way that I could force volume mask update for
> vtkGPUVolumeRayCastMapper  ?
>
> Regards,
>  Michal
>
>
>
>
>
>
> --
> View this message in context: http://vtk.1045678.n5.nabble.
> com/vtkGPUVolumeRayCastMapper-OpenGL2-Mask-Input-update-tp5741322.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
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-- 
Alvaro Sanchez
Kitware, Inc.
Senior R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4901
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