st/mesa: allow TXB2/TXL2 to work with cube array shadow textures
authorIlia Mirkin <imirkin@alum.mit.edu>
Mon, 2 Mar 2020 02:55:59 +0000 (21:55 -0500)
committerIlia Mirkin <imirkin@alum.mit.edu>
Tue, 3 Mar 2020 01:00:52 +0000 (20:00 -0500)
commit11a06dfd4ba4351848422eba357a8b41dd3b78df
treeb738d2f2173f3ceb0b1e621843aa05f41aafda7c
parent1d3b0b908880029b06c0b54b8d32c53e7f4d5895
st/mesa: allow TXB2/TXL2 to work with cube array shadow textures

It's a bit asymmetric, but it's such a contrived use-case, and not a lot
of drivers will support it.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4014>
src/gallium/docs/source/tgsi.rst
src/mesa/state_tracker/st_glsl_to_tgsi.cpp