[vtkusers] OpenGL performance

[Darshan Pai]

Yes when you rotate, a coarse resolution mesh is used to keep the
interaction in real time . You can try GPURayCastMapper for batter
performance but I am not sure if the interaction will be done on its
original resolution

On Thu, Jun 3, 2010 at 1:53 PM, Daniela Sacchetto
<danysunflower at hotmail.it>wrote:

>  Hi everyone
> Sorry for my numerous questions but I'm new in vtk and so I have several
> doubts.
>
> I'm using vtkVolumeRayCastCompositeFunction (as I said in my other mails)
> to render a 3D volume.
> Is it normal that, when I move the mouse on my OpenGL Window, the image
> losses focus and resolution and takes a little time to return ok? Or is it a
> problem of my pc? Is there any way to improve my OpenGL performance?
>
> Thanks
> Daniela
>
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