Re: Sawfish building patch

[Frederic Crozat <fcrozat mandrakesoft com>]

le jeu 14-02-2002 à 06:19, John Harper a écrit :
> Federico Mena Quintero writes:
> |> Imlib still works better for sawfish than gdk-pixbuf does, so I don't
> |> want to remove the possibility of using it
> |
> |Why is this?  I'd like to fix any shortcomings in GdkPixbuf that make it
> |less preferable than Imlib.
> 
> It's a combination of things:
> 
> 1. Imlib was specifically designed to handle images for a window
> manager, so it works pretty well for that.
> 
> The most obvious example is that it supports scaling images with an
> unscaled border region. Gdk-pixbuf doesn't, so sawfish has to do that
> by hand, and it's slowish (and possibly buggy in some corner cases)
> 
> 2. I think Imlib uses less memory than the gdk-pixbuf+GdkRGB
> combination (GdkRGB allocates huge buffers on startup that account for
> a large percentage of sawfish's memory use)
> 
> 3. There are some bugs that only appear when sawfish uses gdk-pixbuf,
> e.g. doing partial exposes of window border regions seems not to work
> sometimes (this is probably a sawfish bug)
> 
> And I think there were some other really strange bugs that appeared
> when Mandrake (?) starting compiling sawfish with gdk-pixbuf (they gave
> up and resorted to Imlib. Again this is probably something in sawfish
> that should be fixed, maybe to do with X errors)

Yep, confirming :))

On Xinerama system, Sawfish with gdkpixbuf was freezing some
applications (nedit for example)..

-- 
Frédéric Crozat
MandrakeSoft