There are many subtleties to laying out twiddled images on AGX. Document
the known ones in a central place. Many of the hairy details of
twiddling were discovered by Asahi Lina and Dougall Johnson, many thanks
to them.
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18167>
Varying interpolation is quite involved in the hardware. Now that I
understand how it works, add some documentation. This documentation is
too long and uses too much fancy formatting to put inline with the XML,
so put in our external documentation space.
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17198>
Erik Faye-Lund
Alyssa Rosenzweig