[Lazarus] Ubuntu 9.04 (Lazarus too slow)

Michael Van Canneyt michael at freepascal.org
Wed May 6 21:22:33 CEST 2009



On Wed, 6 May 2009, Graeme Geldenhuys wrote:

> 2009/5/6 Michael Van Canneyt <michael at freepascal.org>:
> >
> > Or install KUbuntu 9.04, which works lightning fast, and so far
> > without visible bugs. I updated a PC and a Laptop, and all went
> > smoothly...
> 
> Sorry Michael, but it has the same problem here. Run a fpGUI based
> application or Windows application under WINE. Look at any button,
> edit box, combobox, popup menu's bottom right corner. Use xmag to make
> it easier to see. Pixels missing due to drawing bug in XLib I believe.
> Ubuntu and Kubuntu has the same XLib version.
> 
> I used XDrawLine directly to draw a rectangle corner to corner (left,
> top, right then bottom). The last line is shifted by 1 pixel. At least
> in Ubuntu 9.04 final they fixed the LCD font anti-aliasing bug.

Hm. I will not dispute this, I don't use wine, and up till now I used
only QT/GTK based apps, which don't seem to have the problem you mention.
Qt uses it's own routines to draw, if I'm correct, probably this is why 
they haven't noticed/fixed this before the release...

Other than that, I've used Kubuntu 9.04 to finally convince some people
to switch to Linux, and I'm now definitely dropping OpenSUSE in favour
of Kubuntu, so you won't hear me complain about it (yet) :-)

Michael.



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