[vtkusers] Saving JPEG

[N. Yang]

R u saying that you achieved off-screen rendering with your block of tcl 
code without the support of mesa library? 
 
> a block of tcl code.
> 
>  vtkWindowToImageFilter w2i
>  w2i SetInput renWin
>  vtkJPEGWriter w
>  w2i Modified
>  w SetInput [w2i GetOutput]
>  w SetFileName $name
>  w Write
> 
> no mesa. it works fine even with vtk 4.2
> 
> On 8/4/06, Vivek Dwivedi <vivekd at mail630.gsfc.nasa.gov> wrote:
> >
> > I saw the code but I don't want to use MESA is there a way within 
> VTK> itself ?
> >
> > -Vivek
> >
> >
> > On Aug 4, 2006, at 9:18 AM, N. Yang wrote:
> >
> > > In that case you might want off-screen rendering and you can 
> refer to
> > >
> > > http://www.erdc.hpc.mil/documentation/Tips_Tricks/vtk
> > >
> > > ----- Original Message -----
> > > From: Vivek Dwivedi <vivekd at mail630.gsfc.nasa.gov>
> > > Date: Friday, August 4, 2006 2:48 pm
> > > Subject: [vtkusers] Saving JPEG
> > >
> > >> Hi all:
> > >>
> > >> Quick question is it necessary to render out an image in a render
> > >> window in order to save it as an image file or can we directly 
> save> >>
> > >> the image without rendering it out?
> > >>
> > >>
> > >> -Thanks
> > >>
> > >> -Vivek
> > >>
> > >>
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