[vtk-developers] ChartParallelCoordinates clearing AxesSelections on resize

[Marcus D. Hanwell]

On Mon, Sep 27, 2010 at 9:43 AM, Eric E. Monson <emonson at cs.duke.edu> wrote:

> Hey Marcus,
>
> That looks great -- thanks for figuring out the right way to do it.
>
> I'm having a strange problem after rebuilding, though: I have a variant on
> the parallel coordinates chart that draws some extra decorations on the
> plot. One of these is a semi-transparent white rectangle. Before the paint
> calls I set
>
>    painter->GetBrush()->SetColor(254, 254, 254, 150);
>    painter->GetPen()->SetLineType(0);
>
> but the rectangle now shows up with a black outline around it...
>
> Has there been some change to the 2D drawing classes lately that might be
> causing this? (I can set the pen opacity to 0 to get rid of this black
> border line, but it just started showing up with this pull.)
>
> Over the weekend I spent some time refactoring the 2D API in order to
optimize some of the drawing operations (ellipse rendering in particular).
Could you send me all of that block of rendering code? It would be good to
add it to a regression test, as everything seemed to be coming back clear
from the regression tests.

Thanks,

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