st/nine: Fix ff COLOR0 w component computation
authorAxel Davy <axel.davy@ens.fr>
Sat, 26 Nov 2016 13:25:44 +0000 (14:25 +0100)
committerAxel Davy <axel.davy@ens.fr>
Tue, 20 Dec 2016 22:44:21 +0000 (23:44 +0100)
commit877dc0308f57bae3d4737fd28e56915428c1f261
tree0bf0d8109ceed93814a1564e19a1e4007ca81000
parente94ac230a29ecf6060c5fb15a9274ea8294239cb
st/nine: Fix ff COLOR0 w component computation

The computation was wrong. COLOR0's last component
should be equal to the material diffuse w component.

The behaviour was checked with a test app on Windows.
Wine has the same behaviour.

Signed-off-by: Axel Davy <axel.davy@ens.fr>
src/gallium/state_trackers/nine/nine_ff.c