Re: Off-by-one errors on large images..

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On Fri, Oct 20, 2000 at 02:50:19PM +0100, thus said Austin Donnelly:
> On Friday, 20 Oct 2000, Tuomas Kuosmanen wrote:
> 
> > While I have been doing some larger images, mostly 1600x1200 size and
> > bigger, I have noticed that if I zoom the image smaller, I get a lot of
> > one-pixel wide vertical artifacts when I move floating selections around. I
> > think I have had the "view selection" toggled off. Looks like some of the
> > code that cleans up after moving the layer is just sweeping the dust in one
> > pixel too narrow area or something..? There are also some
> > one-pixel-distorting when making icons (small images) and zooming them very
> > large on the screen so that the pixels are huge - the pixel squares distort
> > on the edges when I pan the image around with middle mousebutton.
> > 
> > Anyone else experiencing something like this?
> 
> Yes, sort of.   Not quite exactly the same circumstances, but I filed
> a bug report on something quite similar.  The bug tracker's webpage
> seems to be down at the moment, otherwise I'd be able to give you a Bug#
> for it.
> 
> There are a bunch of inconsistencies in the co-ordate transform code
> that show up as single pixel-wide problems at high zooms (or in your
> case at low zooms on large images).
> 
> I've been meaning to look into it, but haven't found the time :(

Cool, take it easy. I just wanted to let people know about this. 

Nice response time btw :)

Tuomas

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