i965: Ignore anisotropic filtering in nearest mode.

This fixes both Europa Universalis IV and Stellaris rendering on i965.
This was tested on SKL.

This fix was discovered by Jakub Szuppe at Stream HPC
(https://streamhpc.com/).

bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96958
bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=95530
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Tested-by: Dylan Baker <dylan@pnwbakers.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Cc: 17.1 <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Kenneth Graunke
2016-05-01 19:09:14 -07:00
committed by Dylan Baker
parent b70d6a2de1
commit 6a7c5257ca

View File

@@ -450,8 +450,10 @@ brw_update_sampler_state(struct brw_context *brw,
/* Enable anisotropic filtering if desired. */
unsigned max_anisotropy = BRW_ANISORATIO_2;
if (sampler->MaxAnisotropy > 1.0f) {
min_filter = BRW_MAPFILTER_ANISOTROPIC;
mag_filter = BRW_MAPFILTER_ANISOTROPIC;
if (min_filter == BRW_MAPFILTER_LINEAR)
min_filter = BRW_MAPFILTER_ANISOTROPIC;
if (mag_filter == BRW_MAPFILTER_LINEAR)
mag_filter = BRW_MAPFILTER_ANISOTROPIC;
if (sampler->MaxAnisotropy > 2.0f) {
max_anisotropy =