--- xorg-server-1.1.1/hw/xfree86/xaa/xaaInit.c.offscreen-pixmaps	2006-07-05 14:31:42.000000000 -0400
+++ xorg-server-1.1.1/hw/xfree86/xaa/xaaInit.c	2006-08-08 14:02:05.000000000 -0400
@@ -4,6 +4,7 @@
 #include <xorg-config.h>
 #endif
 
+#include <string.h>
 #include "misc.h"
 #include "xf86.h"
 #include "xf86_OSproc.h"
@@ -20,6 +21,7 @@
 #include "xaawrap.h"
 #include "xf86fbman.h"
 #include "servermd.h"
+#include "selection.h"
 
 #define MAX_PREALLOC_MEM	65536	/* MUST be >= 1024 */
 
@@ -98,6 +100,29 @@
     xfree(infoRec);
 }
 
+static void
+SelectionChangedCallback (CallbackListPtr *list,
+			  pointer xaaData, pointer callData)
+{
+    static char atom_name[] = "_COMPIZ_GL_INCLUDE_INFERIORS";
+
+    SelectionInfoRec *info = callData;
+    XAAInfoRecPtr infoRec = xaaData;
+    ScreenPtr pScreen = infoRec->pScrn->pScreen;
+    Atom atom;
+
+    atom = MakeAtom(atom_name, strlen(atom_name), 0);
+    if (info->selection->selection == atom &&
+	info->kind == SelectionSetOwner &&
+	info->selection->window != None)
+    {
+	infoRec->offscreenDepths = 0;
+	infoRec->Flags &= ~OFFSCREEN_PIXMAPS;
+       
+	XAAMoveOutOffscreenPixmaps(pScreen);
+	XAAInvalidatePixmapCache(pScreen);
+    }
+}
 
 Bool 
 XAAInit(ScreenPtr pScreen, XAAInfoRecPtr infoRec)
@@ -228,11 +253,11 @@
     if(infoRec->Flags & MICROSOFT_ZERO_LINE_BIAS)
 	miSetZeroLineBias(pScreen, OCTANT1 | OCTANT2 | OCTANT3 | OCTANT4);
 
+    AddCallback(&SelectionCallback, SelectionChangedCallback, infoRec);
+
     return TRUE;
 }
 
-
-
 static Bool
 XAACloseScreen (int i, ScreenPtr pScreen)
 {
@@ -264,6 +289,9 @@
 
     xfree ((pointer) pScreenPriv);
 
+    DeleteCallback(&SelectionCallback, SelectionChangedCallback,
+		   pScreenPriv->AccelInfoRec);
+
     return (*pScreen->CloseScreen) (i, pScreen);
 }