[Mesa-dev] [RFC][PATCH] Add usage for resources that have a short lifes cycle

[Keith Whitwell]

Isn't this PIPE_USAGE_STREAM ?

Keith

On Sat, 2011-03-05 at 17:54 +0100, Jakob Bornecrantz wrote:
> Hi all
> 
> Short and simple patch series attached.
> 
> Some drivers can treat one shot resources differently then resources
> that are expected to be used several times. Add a usage flag to allow
> the state tracker to mark such resources.
> 
> The motivation behind this is to identify the glBitmap cache textures
> so that the i915g driver can make them not tiled and upload the texture
> data with pwrites, which is faster then mapping them via the GTT which is
> needed when they tiled.
> 
> Comments please?
> 
> Cheers Jakob.
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