From aa25e2938cb709075e2c2b6bd5f047adb68e381b Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Tue, 12 Dec 2006 21:07:39 +0100
Subject: [PATCH] winex11.drv: Fixed computation of viewport and scissor
 position.

---
 dlls/winex11.drv/opengl.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c
index 25d95709392..95ca1355dbf 100644
--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -1457,7 +1457,8 @@ static void sync_current_drawable(void)
     {
         GetClipBox(ctx->physDev->hdc, &rc); /* Make sure physDev is up to date */
 
-        dy = ctx->physDev->drawable_rect.bottom - ctx->physDev->dc_rect.bottom;
+        dy = ctx->physDev->drawable_rect.bottom - ctx->physDev->drawable_rect.top -
+            ctx->physDev->dc_rect.bottom;
         width = ctx->physDev->dc_rect.right - ctx->physDev->dc_rect.left;
         height = ctx->physDev->dc_rect.bottom - ctx->physDev->dc_rect.top;