[PATCH 0/1] MR9876: win32u: Use surfaces for client area if the backend doesn't support PutImage.

[Rémi Bernon (＠rbernon)]

This is the case on macOS and some other drivers. It will not change
anything on X11 which supports drawing to the window directly.

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9876

[PATCH 1/1] win32u: Use surfaces for client area if the backend doesn't support PutImage.

[Rémi Bernon]

From: Rémi Bernon <[e-mail]>

This is the case on macOS and some other drivers. It will not change
anything on X11 which supports drawing to the window directly.
---
 dlls/win32u/dce.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/win32u/dce.c b/dlls/win32u/dce.c
index 5d6cbb70194..ed7d82cb8ba 100644
--- a/dlls/win32u/dce.c
+++ b/dlls/win32u/dce.c
@@ -863,7 +863,7 @@ static void update_visible_region( struct dce *dce )
                                         (flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF );
 
     /* don't use a surface to paint the client area of OpenGL windows */
-    if (!(paint_flags & SET_WINPOS_PIXEL_FORMAT) || (flags & DCX_WINDOW))
+    if (!(paint_flags & SET_WINPOS_PIXEL_FORMAT && user_driver->dc_funcs.pPutImage) || (flags & DCX_WINDOW))
     {
         win = get_win_ptr( top_win );
         if (win && win != WND_DESKTOP && win != WND_OTHER_PROCESS)
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/9876