Alexandre Julliard : user32: Don' t use the window surface when the pixel format was set.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 77b9ec8cd6079bb4602f002a4a25003b551ab46b
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=77b9ec8cd6079bb4602f002a4a...

Author: Alexandre Julliard <julliard(a)winehq.org>
Date:   Wed Oct 10 12:46:14 2012 +0200

user32: Don't use the window surface when the pixel format was set.

---

 dlls/user32/painting.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/user32/painting.c b/dlls/user32/painting.c
index 2a634fb..7d106bb 100644
--- a/dlls/user32/painting.c
+++ b/dlls/user32/painting.c
@@ -165,7 +165,8 @@ static void update_visible_region( struct dce *dce )
 
     if ((win = WIN_GetPtr( top_win )) && win != WND_DESKTOP && win != WND_OTHER_PROCESS)
     {
-        surface = win->surface;
+        /* don't use a surface to paint the client area of OpenGL windows */
+        if (!win->pixel_format || (flags & DCX_WINDOW)) surface = win->surface;
         if (surface) window_surface_add_ref( surface );
         WIN_ReleasePtr( win );
     }