[vtk-developers] ChartParallelCoordinates clearing AxesSelections on resize

[Marcus D. Hanwell]

On Mon, Sep 20, 2010 at 4:02 PM, Eric E. Monson <emonson at cs.duke.edu> wrote:

> Hey,
>
> In vtkChartParallelCoordinates the red boxes that show selection ranges are
> stored in this->Storage->AxesSelections. This gets cleared on every call to
> Update(), and I think this is a bit too aggressive since they end up being
> cleared even when the window is just resized.
>
> I'm having some trouble deciding on what test to use, though. Maybe
> something like this (attached) that (I think) tests whether the data has
> been changed more recently than the chart was rebuilt?
>
> Yes, I think that was a little heavy handed. Let me test this out, but it
looks like a reasonable criteria to use.

Thanks,

Marcus
--
Marcus D. Hanwell, Ph.D.
R&D Engineer, Kitware Inc.
(518) 881-4937
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