i965/fs/skl+: Fix calculating gl_SampleID for 16x MSAA
authorNeil Roberts <neil@linux.intel.com>
Wed, 9 Sep 2015 16:44:17 +0000 (17:44 +0100)
committerNeil Roberts <neil@linux.intel.com>
Thu, 5 Nov 2015 09:33:16 +0000 (10:33 +0100)
commita6804654283a9d03bee92d61eee5b1d036c8db68
tree89c4fc625243f80ca262fe6d924cec921b7c5996
parentbf6bd7eaf09fadc516a1e46635ed8590f4d88535
i965/fs/skl+: Fix calculating gl_SampleID for 16x MSAA

In order to accomodate 16x MSAA, the starting sample pair index is now
3 bits rather than 2 on SKL+.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
src/mesa/drivers/dri/i965/brw_fs.cpp