[vtkusers] how to save rendering result as png

[David Doria]

On Mon, Oct 29, 2012 at 1:42 PM, Crystal Li <lxbosky at gmail.com> wrote:
> Hi all,
>
> After doing the volume rendering, if I want to save the results as png
> images....how could I do that?
> Is there any function in vtk that I can refer to?
>
> Thank you very much!!!
> Crystal

This will save the image you see on the screen as an image file:
http://www.vtk.org/Wiki/VTK/Examples/Cxx/Utilities/Screenshot

David