Re: cairo x11 surfaces

[Wolfgang Lux]

Eric Wasylishen wrote:

> I had a look at implementing it today, and it turned out to be easier than 
> expected so I finished & committed it.
> 
> If we run in to problems we can switch back to XGCairoXImageSurface before 
> the next release, but it looks promising. In particular, I tried X forwarding 
> to Apple's X11.app, which only supports 24-bit windows, and the new surface 
> is significantly faster than XGCairoXImageSurface, and the alpha channel of 
> images is correctly preserved (unlike XGCairoSurface).
> 
> Riccardo, this should fix GNUstep on the 16-bit display configuration where 
> it wasn't working for you. If you could test it some time and let me know if 
> it works, that would be great.

Nice change. However it has a subtle endianness bug. When the display is on a 
machine with a different endianness than the machine running the application 
(e.g., PowerPC vs. x86), the colours of all icons are displayed incorrectly. 
See the SystemPreferences and Color panel screenshots below.

Wolfgang