[vtkusers] picking a voxel in a MIP volume

[Mark Wyszomierski]

hmm ok looks like i have to hack into the mapper then,

thanks,
mark

On 1/31/07, David E DeMarle <dave.demarle at kitware.com> wrote:
> I do not believe there is anything built in to do that. vtkCellPicker
> will obtain the closest cell along the ray for that pixel (the one on
> the near face) not the one that has the maximum value that you see
> there.
>
> Dave DeMarle
>
>
> On 1/31/07, Mark Wyszomierski <markww at gmail.com> wrote:
> > Hi,
> >
> > I'm doing a MIP rendering. Is there a way to 'pick' a voxel in the
> > rendered volume? I was thinking that the user could click a voxel in
> > the MIP volume, then I could display the picked voxel's x,y,z
> > location. Is this possible?
> >
> > Thanks,
> > Mark
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