From: Eric Anholt <eric@anholt.net>
Date: Tue, 4 Aug 2009 19:39:22 +0000 (-0700)
Subject: i965: Fix RECT shadow sampling by not losing the other texcoords.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f396263651b867be39800bfd274b1be3d78ef60f;p=mesa.git

i965: Fix RECT shadow sampling by not losing the other texcoords.

Bug #20821
(cherry picked from commit 191e028de20b2f954621b652aa77b06d0e93652a)
---

diff --git a/src/mesa/drivers/dri/i965/brw_wm_fp.c b/src/mesa/drivers/dri/i965/brw_wm_fp.c
index 49aad281d7a..8cf3a1fd130 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_fp.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_fp.c
@@ -705,7 +705,11 @@ static void precalc_tex( struct brw_wm_compile *c,
 	      tmpcoord,
 	      0,
 	      inst->SrcReg[0],
-	      scale,
+	      src_swizzle(scale,
+			  SWIZZLE_X,
+			  SWIZZLE_Y,
+			  SWIZZLE_ONE,
+			  SWIZZLE_ONE),
 	      src_undef());
 
       coord = src_reg_from_dst(tmpcoord);