From 8ea6106f01f38853e9c0f1029da55eb449109aea Mon Sep 17 00:00:00 2001
From: Zack Rusin <zack@tungstengraphics.com>
Date: Thu, 8 May 2008 15:11:16 -0400
Subject: [PATCH] fix quad strips

---
 src/gallium/auxiliary/draw/draw_pt_varray_tmp.h        | 4 ++++
 src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h
index d137a758e27..13952758976 100644
--- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h
+++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h
@@ -188,6 +188,10 @@ static void FUNC(struct draw_pt_front_end *frontend,
          i = end;
          fetch_init(varray, end);
          varray_flush(varray);
+         if (j + first + i <= count) {
+            varray->fetch_start -= 2;
+            i -= 2;
+         }
       }
       break;
 
diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h
index 4bf04fa62b6..6e2b16d9be2 100644
--- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h
+++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h
@@ -159,6 +159,10 @@ static void FUNC(struct draw_pt_front_end *frontend,
          i = end;
          fetch_init(varray, end);
          varray_flush(varray);
+         if (j + first + i <= count) {
+            varray->fetch_start -= 2;
+            i -= 2;
+         }
       }
       break;