frontend/nine: Print warning incomplete position_t support
authorAxel Davy <davyaxel0@gmail.com>
Thu, 28 Jul 2022 19:59:06 +0000 (21:59 +0200)
committerMarge Bot <emma+marge@anholt.net>
Mon, 8 May 2023 21:41:20 +0000 (21:41 +0000)
commit77c0230006f394e775f42643bcae144addef15fa
treed043f43b45460db97198ca00aa6f9acf0390d65f
parent372c4549f4b1db1a51730c91be870b8bb0e3fa44
frontend/nine: Print warning incomplete position_t support

What would be missing for position_t to work in
vs programmable shaders when VS_WINDOW_SPACE_POSITION
is unavailable is to apply the inverse viewport transformation
similarly to what is done for ff vs.

Acked-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Signed-off-by: Axel Davy <davyaxel0@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22644>
src/gallium/frontends/nine/nine_shader.c