[vtkusers] Why is vtkImageIterator EndOfSlicePointer not available?

[David Gobbi]

Hi Georg,

I agree with you that vtkImageIterator should provide a method so that
you know when you are at the end of a slice.  I have been thinking
about adding an IsAtEndOfSlice() method.

 - David


On Mon, Mar 14, 2011 at 10:27 AM, Georg Ziegler
<gziegler at mail.zserv.tuwien.ac.at> wrote:
> Hello!
> I'm developing an Image Filter that processes each z-slice of a vtkImageData
> differently.
> I would like to use vtkImageIterator but it cannot tell me when the end of a
> slice is reached (only end of span).
> Only BeginSpan() and EndSpan() are public.
>
> Is there a reason why there is no EndSlice() function?
> The class has a protected reference to SliceEndPointer so I guess it would
> be simple to make it available.
>
> I know there is the workaround of counting spans and/or pixels, which I have
> used so far, but it seems cumbersome.
>
> Regards,
> Georg
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
>
> Please keep messages on-topic and check the VTK FAQ at:
> http://www.vtk.org/Wiki/VTK_FAQ
>
> Follow this link to subscribe/unsubscribe:
> http://www.vtk.org/mailman/listinfo/vtkusers
>