[vtkusers] how to access 3D volume

[Ravi Samala]

Great ! it works......thankx a lot Michnay.

Ravi

--- Ravi Samala <raviksamala at yahoo.com> wrote:

> hi Michnay,
> 
> thankx a lot. I wil give it a try.....
> 
> Ravi
> 
> --- Michnay Balázs <michnay at freemail.hu> wrote:
> 
> > Dear Ravi,
> > 
> > Here's how you can access a slice of a volume:
> > 
> > vtkExtractVOI *sliceExtractor =
> > vtkExtractVOI::New();
> > sliceExtractor->SetInput(volume);
> > sliceExtractor->SetVOI
> > (xmin,xmax,ymin,ymax,frameNumber,frameNumber);
> > 
> > where both xmin and ymin should be 0, xmax and
> ymax
> > should be the 
> > size of the frame.
> > frameNumber is the number of frame you'd like to
> > extract.
> > 
> > The extracted image data can then be accessed by
> > calling:
> > 
> > sliceExtractor->GetOutput();
> > 
> > Best of all,
> > 
> >  Michnay
> > 
> >
>
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> 
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