Torge Matthies : winex11.drv: Set PFD_SUPPORT_COMPOSITION for hardware-accelerated pixel formats.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 208a40cd61c0b171ed3597cfb85089de0f0fba67
URL:    https://gitlab.winehq.org/wine/wine/-/commit/208a40cd61c0b171ed3597cfb85089d...

Author: Torge Matthies <tmatthies(a)codeweavers.com>
Date:   Sat Nov 25 15:13:30 2023 +0100

winex11.drv: Set PFD_SUPPORT_COMPOSITION for hardware-accelerated pixel formats.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53500

---

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

diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c
index c9000648848..bb8f13f78b9 100644
--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -1589,6 +1589,9 @@ static int describe_pixel_format( int iPixelFormat, PIXELFORMATDESCRIPTOR *ppfd,
    * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do  */
   ppfd->dwFlags |= fmt->dwFlags & (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED);
 
+  if (!(ppfd->dwFlags & PFD_GENERIC_FORMAT))
+    ppfd->dwFlags |= PFD_SUPPORT_COMPOSITION;
+
   pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value);
   if (value) {
       ppfd->dwFlags |= PFD_DOUBLEBUFFER;