softpipe: evaluate cube the faces on a per sample bases
authorGert Wollny <gert.wollny@collabora.com>
Fri, 19 Apr 2019 07:26:49 +0000 (09:26 +0200)
committerGert Wollny <gert.wollny@collabora.com>
Wed, 1 May 2019 06:23:23 +0000 (08:23 +0200)
Now that the LOD is evaluated up front the cube faces can also be
evauate on a per sample basis instead of using the quad.

This fixes a large number of deqp gles 3 and 31 cube texture tests.

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>

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