Luca Barbieri wrote:
> Changes in v2:
> - Split from properties patch
> - Use positive caps instead of negative caps
> 
> This adds 4 caps to indicate support of each of the fragment coord
> conventions.
> 
> All drivers are also modifed to add the appropriate caps (3 lines each).
> 
> Some drivers were incorrectly using non-Gallium-default conventions,
> and caps for them have them set so that they will behave correctly
> after the later state tracker patches.
> 
> This drivers are softpipe/llvmpipe (uses integer rather than half
> integer) and pre-nv50 Nouveau (uses lower left rather than upper left).
> 
> Other drivers might be broken. With this patchset, fixing them is
> only a matter of exposing the appropriate caps that match the behavior
> of the existing code.
> 
> Drivers are encouraged to support all conventions themselves for better
> performance, and this feature is added to softpipe in a later patch.

Looks good.

-Brian

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