Fix wrong use of the PFD_GENERIC_ACCELERATED flag. It indicates that

the selected pixel format lacks full hardware acceleration and only a few parts are accelerated. So don't always set it but only if the X server actually reports that the selected pixel format is not fully accelerated.

Fix wrong use of the PFD_GENERIC_ACCELERATED flag. It indicates that
00829845 · Peter Beutner · Alexandre Julliard · 6414eb6d · 00829845
Commit 00829845 authored Nov 18, 2005 by Peter Beutner Committed by Alexandre Julliard Nov 18, 2005
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opengl.c dlls/x11drv/opengl.c +6 -2

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--- a/dlls/x11drv/opengl.c
+++ b/dlls/x11drv/opengl.c
@@ -358,11 +358,15 @@ int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
  ppfd->nVersion = 1;
  /* These flags are always the same... */
-  ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_GENERIC_ACCELERATED;
+  ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
-  /* Now the flags extraced from the Visual */
+  /* Now the flags extracted from the Visual */
  wine_tsx11_lock();
+  pglXGetFBConfigAttrib(gdi_display, cur, GLX_CONFIG_CAVEAT, &value);
+  if(value == GLX_SLOW_CONFIG)
+      ppfd->dwFlags |= PFD_GENERIC_ACCELERATED;
  pglXGetFBConfigAttrib(gdi_display, cur, GLX_DOUBLEBUFFER, &value); if (value) ppfd->dwFlags |= PFD_DOUBLEBUFFER;
  pglXGetFBConfigAttrib(gdi_display, cur, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;