Glucose status/instructions request, (and notes on stale branches)

[Keith Whitwell]

Alan Hourihane wrote:
> Carl,
> 
> I did a little digging on this earlier today and it's currently slow as
> an accelerated glTexSubImage path doesn't yet exist in the i965 driver
> or even the i915 driver as it currently stands today.
> 
> We need to get that done to start to show off glucose performance.
> 
> So, I wouldn't waste too much more of your precious time on performance
> testing glucose, but I'll ping the list when the 3D drivers are getting
> up to scratch for this.

Cool.  Thanks Alan.  This is something we should be able to improve 
relatively easily.

Keith