[vtkusers] Smart volumetric rendering like Paraview

[Robert Maynard]

Have you tried compiling VTK as 64bit? This looks like you have ran
out of process memory for a 32bit program.

On Wed, Sep 24, 2014 at 12:25 PM, Robin Picou
<robin.picou at audiogaming.net> wrote:
> Hi there !
>
> I'm new to the VTK world, and I'm a bit lost at the moment.
> I need to get a volumetric rendering of .vtk files (structured points), like
> in Paraview ( see example here : http://imgur.com/qAKvynv ).
>
> The HAVSVVolumeMapper example seems to do something very similar, but I'm
> unable to load my files :
>
> ERROR: In c:\vtk\vtk-6.1.0\common\core\vtkDataArrayTemplate.txx, line 314
> vtkIdTypeArray (029CCDC0): Unable to allocate 145475925 elements of size 4
> bytes.
>
> ERROR: In c:\vtk\vtk-6.1.0\common\core\vtkDataArrayTemplate.txx, line 314
> vtkIdTypeArray (029CB710): Unable to allocate 72737961 elements of size 4
> bytes.
>
> My files are quite big (50-60 mo, almost 20 million points), but in Paraview
> it's loaded without any issues and the visualization is fast enough for my
> needs.
>
>
> The SmarlVolumeMapper example seems to be able to do this kind of rendering,
> but I don't know how to use it with .vtk files, so if someone has some hints
> on how to achieve this, I'll be deeply grateful !
>
>
> Thanks in advance,
> Robin
>
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