[Mesa-dev] [PATCH] i965: Add a better PRM citation for the IMS dimension mangling.

[Chad Versace]

On 01/29/2015 12:00 AM, Kenneth Graunke wrote:
> Paul originally had to reverse engineer these formulas based on the
> description about how the sampler works.  The description here is not
> the easiest to follow - especially given that it's from the Sandybridge
> era, when the hardware only did 4x multisampling.
> 
> Jordan and I recently found another part of the documentation where they
> simply state that IMS dimensions must be adjusted by a set of formulas.
> Quoting this section provides an easy to follow explanation for the
> code, including 2x/4x/8x/16x.
> 
> Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>

Reviewed-by: Chad Versace <chad.versace at intel.com>


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