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3 commits

Author SHA1 Message Date
Mike Blumenkrantz
772ed657a2 nir_ allow nir_lower_clip_halfz to run in tess eval shader 
Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6027>
 2020-07-23 08:41:17 +00:00
Mike Blumenkrantz
b8df1c43d2 nir: allow nir_lower_clip_halfz to run in geometry shaders 
the final output of gl_Position needs this transform, and geometry shaders
must write this value for stream 0 if rasterization is enabled

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5851>
 2020-07-11 07:32:25 +00:00
Erik Faye-Lund
d9ff5f0414 nir/zink: move clip_halfz-lowering to common code 
Etnaviv also does the same thing, so let's try to avoid repetition here,
and use the same for it code as well.

Reviewed-by: Jonathan Marek <jonathan@marek.ca>
Tested-by: Paul Cercueil <paul@crapouillou.net>
 2020-01-03 22:48:19 +00:00