From 6379a28aa75a38676120891b355c434bec4125e1 Mon Sep 17 00:00:00 2001 From: Axel Davy Date: Sun, 17 May 2015 00:22:33 +0200 Subject: [PATCH] st/nine: Implement special DOTPRODUCT3 behaviour Taken from wine tests Signed-off-by: Axel Davy --- src/gallium/state_trackers/nine/nine_ff.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/gallium/state_trackers/nine/nine_ff.c b/src/gallium/state_trackers/nine/nine_ff.c index 6740274..59ea2cb 100644 --- a/src/gallium/state_trackers/nine/nine_ff.c +++ b/src/gallium/state_trackers/nine/nine_ff.c @@ -1366,6 +1366,10 @@ nine_ff_build_ps(struct NineDevice9 *device, struct nine_ff_ps_key *key) colorarg[2] != alphaarg[2]) dst.WriteMask = TGSI_WRITEMASK_XYZ; + /* Special DOTPRODUCT behaviour (see wine tests) */ + if (key->ts[s].colorop == D3DTOP_DOTPRODUCT3) + dst.WriteMask = TGSI_WRITEMASK_XYZW; + if (used_c & 0x1) arg[0] = ps_get_ts_arg(&ps, colorarg[0]); if (used_c & 0x2) arg[1] = ps_get_ts_arg(&ps, colorarg[1]); if (used_c & 0x4) arg[2] = ps_get_ts_arg(&ps, colorarg[2]); -- 2.7.4