From: Dave Airlie <airlied@redhat.com>
Date: Sun, 18 May 2008 05:24:38 +0000 (+1000)
Subject: r500: you can have a single texcoord
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=126673261de0dc5d64b05e3f76ced6801c28fffb;p=mesa.git

r500: you can have a single texcoord
---

diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index 063f39ab707..383a6fbae8b 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -1716,9 +1716,12 @@ static void r500SetupRSUnit(GLcontext * ctx)
 		  else
 		    count = VB->AttribPtr[_TNL_ATTRIB_TEX(i)]->size;
 		  
-		  /* always have a least 2 tex coords */
+		  /* always have on texcoord */
 		  swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_S_SHIFT;
-		  swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_T_SHIFT;
+		  if (count >= 2) 
+		    swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_T_SHIFT;
+		  else
+		    swiz |= R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_T_SHIFT;
 
 		  if (count >= 3)
 		    swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_R_SHIFT;