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Re: Congrid problem
Craig Markwardt wrote:
> Jonathan Joseph <firstname.lastname@example.org> writes:
> > I'm running IDL 5.3 on HP-UX and seeing the following
> > problem with congrid. I have a byte image that has large areas
> > of a particular solid color (a background color).
> > I rescale the image to be larger using congrid with the
> > /interp flag set. My nice solid areas of the background color,
> > which I would still expect to see unspoiled, now have artifacts
> > in them with value background_color - 1. This looks like a
> > bug. What's going on?
> > Here's an example that show's the problem:
> ... deleted ...
> Your example doesn't have the artifact on Linux on IDL 5.2 and IDL
> 5.3. It sounds like a bug under HP-UX.
I can reproduce the problem on SunOS 2.7, running IDL 5.3 on a Sparc