Update to xserver 1.11.2

7 files changed, 651 insertions, 140 deletions

diff --git a/xserver/composite/Makefile.in b/xserver/composite/Makefile.in
index 2c4e4d4f6..4a841f78d 100644
--- a/xserver/composite/Makefile.in
+++ b/xserver/composite/Makefile.in
@@ -42,7 +42,10 @@ DIST_COMMON = $(am__sdk_HEADERS_DIST) $(srcdir)/Makefile.am \
 	$(srcdir)/Makefile.in
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/ac_define_dir.m4 \
-	$(top_srcdir)/m4/dolt.m4 $(top_srcdir)/configure.ac
+	$(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltoptions.m4 \
+	$(top_srcdir)/m4/ltsugar.m4 $(top_srcdir)/m4/ltversion.m4 \
+	$(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/m4/xorg-tls.m4 \
+	$(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
 mkinstalldirs = $(SHELL) $(install_sh) -d
@@ -65,6 +68,9 @@ depcomp = $(SHELL) $(top_srcdir)/depcomp
 am__depfiles_maybe = depfiles
 COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
 	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+LTCOMPILE = $(LIBTOOL) --tag=CC --mode=compile $(CC) $(DEFS) \
+	$(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
+	$(AM_CFLAGS) $(CFLAGS)
 CCLD = $(CC)
 LINK = $(LIBTOOL) --tag=CC --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
 	$(AM_LDFLAGS) $(LDFLAGS) -o $@
@@ -88,8 +94,8 @@ ADMIN_MAN_DIR = @ADMIN_MAN_DIR@
 ADMIN_MAN_SUFFIX = @ADMIN_MAN_SUFFIX@
 AGP_FALSE = @AGP_FALSE@
 AGP_TRUE = @AGP_TRUE@
-AIGLX_FALSE = @AIGLX_FALSE@
-AIGLX_TRUE = @AIGLX_TRUE@
+AIGLX_DRI_LOADER_FALSE = @AIGLX_DRI_LOADER_FALSE@
+AIGLX_DRI_LOADER_TRUE = @AIGLX_DRI_LOADER_TRUE@
 ALLOCA = @ALLOCA@
 ALPHA_VIDEO_FALSE = @ALPHA_VIDEO_FALSE@
 ALPHA_VIDEO_TRUE = @ALPHA_VIDEO_TRUE@
@@ -102,7 +108,6 @@ APPLE_APPLICATION_NAME = @APPLE_APPLICATION_NAME@
 APP_MAN_DIR = @APP_MAN_DIR@
 APP_MAN_SUFFIX = @APP_MAN_SUFFIX@
 AR = @AR@
-ARM_BACKTRACE_CFLAGS = @ARM_BACKTRACE_CFLAGS@
 ARM_VIDEO_FALSE = @ARM_VIDEO_FALSE@
 ARM_VIDEO_TRUE = @ARM_VIDEO_TRUE@
 AS = @AS@
@@ -115,18 +120,19 @@ BSD_APM_FALSE = @BSD_APM_FALSE@
 BSD_APM_TRUE = @BSD_APM_TRUE@
 BSD_KQUEUE_APM_FALSE = @BSD_KQUEUE_APM_FALSE@
 BSD_KQUEUE_APM_TRUE = @BSD_KQUEUE_APM_TRUE@
-BUILDDOCS_FALSE = @BUILDDOCS_FALSE@
-BUILDDOCS_TRUE = @BUILDDOCS_TRUE@
 BUILD_DATE = @BUILD_DATE@
 BUILD_KDRIVEFBDEVLIB_FALSE = @BUILD_KDRIVEFBDEVLIB_FALSE@
 BUILD_KDRIVEFBDEVLIB_TRUE = @BUILD_KDRIVEFBDEVLIB_TRUE@
 BUILD_TIME = @BUILD_TIME@
+BUNDLE_ID_PREFIX = @BUNDLE_ID_PREFIX@
 CC = @CC@
 CCAS = @CCAS@
 CCASFLAGS = @CCASFLAGS@
 CCDEPMODE = @CCDEPMODE@
 CFLAGS = @CFLAGS@
 CHANGELOG_CMD = @CHANGELOG_CMD@
+CLIENTIDS_FALSE = @CLIENTIDS_FALSE@
+CLIENTIDS_TRUE = @CLIENTIDS_TRUE@
 COMPILEDDEFAULTFONTPATH = @COMPILEDDEFAULTFONTPATH@
 COMPOSITE_FALSE = @COMPOSITE_FALSE@
 COMPOSITE_TRUE = @COMPOSITE_TRUE@
@@ -143,12 +149,7 @@ CONFIG_WSCONS_TRUE = @CONFIG_WSCONS_TRUE@
 CPP = @CPP@
 CPPFLAGS = @CPPFLAGS@
 CWARNFLAGS = @CWARNFLAGS@
-CXX = @CXX@
-CXXCPP = @CXXCPP@
-CXXDEPMODE = @CXXDEPMODE@
-CXXFLAGS = @CXXFLAGS@
 CYGPATH_W = @CYGPATH_W@
-DARWIN_LIBS = @DARWIN_LIBS@
 DBE_FALSE = @DBE_FALSE@
 DBE_TRUE = @DBE_TRUE@
 DBUS_CFLAGS = @DBUS_CFLAGS@
@@ -183,7 +184,6 @@ DMX_BUILD_USB_FALSE = @DMX_BUILD_USB_FALSE@
 DMX_BUILD_USB_TRUE = @DMX_BUILD_USB_TRUE@
 DMX_FALSE = @DMX_FALSE@
 DMX_TRUE = @DMX_TRUE@
-DOLT_BASH = @DOLT_BASH@
 DOXYGEN = @DOXYGEN@
 DPMSExtension_FALSE = @DPMSExtension_FALSE@
 DPMSExtension_TRUE = @DPMSExtension_TRUE@
@@ -204,7 +204,7 @@ DRI_LIBS = @DRI_LIBS@
 DRI_TRUE = @DRI_TRUE@
 DSYMUTIL = @DSYMUTIL@
 DTRACE = @DTRACE@
-ECHO = @ECHO@
+DUMPBIN = @DUMPBIN@
 ECHO_C = @ECHO_C@
 ECHO_N = @ECHO_N@
 ECHO_T = @ECHO_T@
@@ -213,11 +213,12 @@ ENABLE_DEVEL_DOCS_FALSE = @ENABLE_DEVEL_DOCS_FALSE@
 ENABLE_DEVEL_DOCS_TRUE = @ENABLE_DEVEL_DOCS_TRUE@
 ENABLE_DOCS_FALSE = @ENABLE_DOCS_FALSE@
 ENABLE_DOCS_TRUE = @ENABLE_DOCS_TRUE@
+ENABLE_UNIT_TESTS_FALSE = @ENABLE_UNIT_TESTS_FALSE@
+ENABLE_UNIT_TESTS_TRUE = @ENABLE_UNIT_TESTS_TRUE@
 EXEEXT = @EXEEXT@
-F77 = @F77@
 FBDEVHW_FALSE = @FBDEVHW_FALSE@
 FBDEVHW_TRUE = @FBDEVHW_TRUE@
-FFLAGS = @FFLAGS@
+FGREP = @FGREP@
 FILE_MAN_DIR = @FILE_MAN_DIR@
 FILE_MAN_SUFFIX = @FILE_MAN_SUFFIX@
 FONT100DPIDIR = @FONT100DPIDIR@
@@ -230,11 +231,10 @@ FONTTYPE1DIR = @FONTTYPE1DIR@
 FOP = @FOP@
 FREEBSD_KLDLOAD_FALSE = @FREEBSD_KLDLOAD_FALSE@
 FREEBSD_KLDLOAD_TRUE = @FREEBSD_KLDLOAD_TRUE@
-GLIB_CFLAGS = @GLIB_CFLAGS@
-GLIB_LIBS = @GLIB_LIBS@
 GLX_ARCH_DEFINES = @GLX_ARCH_DEFINES@
 GLX_DEFINES = @GLX_DEFINES@
 GLX_FALSE = @GLX_FALSE@
+GLX_TLS = @GLX_TLS@
 GLX_TRUE = @GLX_TRUE@
 GL_CFLAGS = @GL_CFLAGS@
 GL_LIBS = @GL_LIBS@
@@ -247,12 +247,16 @@ HAVE_DOXYGEN_FALSE = @HAVE_DOXYGEN_FALSE@
 HAVE_DOXYGEN_TRUE = @HAVE_DOXYGEN_TRUE@
 HAVE_FOP_FALSE = @HAVE_FOP_FALSE@
 HAVE_FOP_TRUE = @HAVE_FOP_TRUE@
+HAVE_LD_WRAP_FALSE = @HAVE_LD_WRAP_FALSE@
+HAVE_LD_WRAP_TRUE = @HAVE_LD_WRAP_TRUE@
 HAVE_STYLESHEETS_FALSE = @HAVE_STYLESHEETS_FALSE@
 HAVE_STYLESHEETS_TRUE = @HAVE_STYLESHEETS_TRUE@
 HAVE_XMLTO_FALSE = @HAVE_XMLTO_FALSE@
 HAVE_XMLTO_TEXT_FALSE = @HAVE_XMLTO_TEXT_FALSE@
 HAVE_XMLTO_TEXT_TRUE = @HAVE_XMLTO_TEXT_TRUE@
 HAVE_XMLTO_TRUE = @HAVE_XMLTO_TRUE@
+HAVE_XSLTPROC_FALSE = @HAVE_XSLTPROC_FALSE@
+HAVE_XSLTPROC_TRUE = @HAVE_XSLTPROC_TRUE@
 HP300_VIDEO_FALSE = @HP300_VIDEO_FALSE@
 HP300_VIDEO_TRUE = @HP300_VIDEO_TRUE@
 HPPA_VIDEO_FALSE = @HPPA_VIDEO_FALSE@
@@ -298,7 +302,10 @@ KDRIVE_MOUSE_TRUE = @KDRIVE_MOUSE_TRUE@
 KDRIVE_PURE_INCS = @KDRIVE_PURE_INCS@
 KDRIVE_PURE_LIBS = @KDRIVE_PURE_LIBS@
 KDRIVE_TRUE = @KDRIVE_TRUE@
-LAUNCHD_ID_PREFIX = @LAUNCHD_ID_PREFIX@
+KHRONOS_OPENGL_REGISTRY_CFLAGS = @KHRONOS_OPENGL_REGISTRY_CFLAGS@
+KHRONOS_OPENGL_REGISTRY_LIBS = @KHRONOS_OPENGL_REGISTRY_LIBS@
+KHRONOS_SPEC_DIR = @KHRONOS_SPEC_DIR@
+LD = @LD@
 LDFLAGS = @LDFLAGS@
 LD_EXPORT_SYMBOLS_FLAG = @LD_EXPORT_SYMBOLS_FLAG@
 LEX = @LEX@
@@ -317,19 +324,19 @@ LINUX_ALPHA_FALSE = @LINUX_ALPHA_FALSE@
 LINUX_ALPHA_TRUE = @LINUX_ALPHA_TRUE@
 LINUX_IA64_FALSE = @LINUX_IA64_FALSE@
 LINUX_IA64_TRUE = @LINUX_IA64_TRUE@
+LIPO = @LIPO@
 LNXACPI_FALSE = @LNXACPI_FALSE@
 LNXACPI_TRUE = @LNXACPI_TRUE@
 LNXAPM_FALSE = @LNXAPM_FALSE@
 LNXAPM_TRUE = @LNXAPM_TRUE@
 LN_S = @LN_S@
-LTCOMPILE = @LTCOMPILE@
-LTCXXCOMPILE = @LTCXXCOMPILE@
 LTLIBOBJS = @LTLIBOBJS@
 MAINT = @MAINT@
 MAINTAINER_MODE_FALSE = @MAINTAINER_MODE_FALSE@
 MAINTAINER_MODE_TRUE = @MAINTAINER_MODE_TRUE@
 MAIN_LIB = @MAIN_LIB@
 MAKEINFO = @MAKEINFO@
+MANIFEST_TOOL = @MANIFEST_TOOL@
 MAN_SUBSTS = @MAN_SUBSTS@
 MISC_MAN_DIR = @MISC_MAN_DIR@
 MISC_MAN_SUFFIX = @MISC_MAN_SUFFIX@
@@ -339,6 +346,7 @@ NEED_STRLCAT_FALSE = @NEED_STRLCAT_FALSE@
 NEED_STRLCAT_TRUE = @NEED_STRLCAT_TRUE@
 NEED_VSNPRINTF_FALSE = @NEED_VSNPRINTF_FALSE@
 NEED_VSNPRINTF_TRUE = @NEED_VSNPRINTF_TRUE@
+NM = @NM@
 NMEDIT = @NMEDIT@
 OBJC = @OBJC@
 OBJCCLD = @OBJCCLD@
@@ -350,6 +358,8 @@ OBJEXT = @OBJEXT@
 OPENSSL_CFLAGS = @OPENSSL_CFLAGS@
 OPENSSL_LIBS = @OPENSSL_LIBS@
 OS_LIB = @OS_LIB@
+OTOOL = @OTOOL@
+OTOOL64 = @OTOOL64@
 PACKAGE = @PACKAGE@
 PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
 PACKAGE_NAME = @PACKAGE_NAME@
@@ -360,7 +370,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
 PCIACCESS_CFLAGS = @PCIACCESS_CFLAGS@
 PCIACCESS_LIBS = @PCIACCESS_LIBS@
 PCI_TXT_IDS_PATH = @PCI_TXT_IDS_PATH@
-PERL = @PERL@
 PIXMAN_CFLAGS = @PIXMAN_CFLAGS@
 PIXMAN_LIBS = @PIXMAN_LIBS@
 PKG_CONFIG = @PKG_CONFIG@
@@ -402,6 +411,7 @@ SPECIAL_DTRACE_OBJECTS_FALSE = @SPECIAL_DTRACE_OBJECTS_FALSE@
 SPECIAL_DTRACE_OBJECTS_TRUE = @SPECIAL_DTRACE_OBJECTS_TRUE@
 STANDALONE_XPBPROXY_FALSE = @STANDALONE_XPBPROXY_FALSE@
 STANDALONE_XPBPROXY_TRUE = @STANDALONE_XPBPROXY_TRUE@
+STRICT_CFLAGS = @STRICT_CFLAGS@
 STRIP = @STRIP@
 STYLESHEET_SRCDIR = @STYLESHEET_SRCDIR@
 SYSCONFDIR = @SYSCONFDIR@
@@ -411,8 +421,6 @@ TSLIB_LIBS = @TSLIB_LIBS@
 TSLIB_TRUE = @TSLIB_TRUE@
 UDEV_CFLAGS = @UDEV_CFLAGS@
 UDEV_LIBS = @UDEV_LIBS@
-UNITTESTS_FALSE = @UNITTESTS_FALSE@
-UNITTESTS_TRUE = @UNITTESTS_TRUE@
 UTILS_SYS_LIBS = @UTILS_SYS_LIBS@
 VBE_FALSE = @VBE_FALSE@
 VBE_TRUE = @VBE_TRUE@
@@ -429,8 +437,6 @@ XAA_FALSE = @XAA_FALSE@
 XAA_TRUE = @XAA_TRUE@
 XACE_FALSE = @XACE_FALSE@
 XACE_TRUE = @XACE_TRUE@
-XCALIBRATE_FALSE = @XCALIBRATE_FALSE@
-XCALIBRATE_TRUE = @XCALIBRATE_TRUE@
 XCSECURITY_FALSE = @XCSECURITY_FALSE@
 XCSECURITY_TRUE = @XCSECURITY_TRUE@
 XDMAUTH_FALSE = @XDMAUTH_FALSE@
@@ -466,6 +472,11 @@ XINERAMA_TRUE = @XINERAMA_TRUE@
 XKB_BASE_DIRECTORY = @XKB_BASE_DIRECTORY@
 XKB_BIN_DIRECTORY = @XKB_BIN_DIRECTORY@
 XKB_COMPILED_DIR = @XKB_COMPILED_DIR@
+XKB_DFLT_LAYOUT = @XKB_DFLT_LAYOUT@
+XKB_DFLT_MODEL = @XKB_DFLT_MODEL@
+XKB_DFLT_OPTIONS = @XKB_DFLT_OPTIONS@
+XKB_DFLT_RULES = @XKB_DFLT_RULES@
+XKB_DFLT_VARIANT = @XKB_DFLT_VARIANT@
 XKM_OUTPUT_DIR = @XKM_OUTPUT_DIR@
 XLIB_CFLAGS = @XLIB_CFLAGS@
 XLIB_LIBS = @XLIB_LIBS@
@@ -497,6 +508,7 @@ XORG_TRUE = @XORG_TRUE@
 XPBPROXY_CFLAGS = @XPBPROXY_CFLAGS@
 XPBPROXY_LIBS = @XPBPROXY_LIBS@
 XQUARTZ_FALSE = @XQUARTZ_FALSE@
+XQUARTZ_LIBS = @XQUARTZ_LIBS@
 XQUARTZ_SPARKLE = @XQUARTZ_SPARKLE@
 XQUARTZ_SPARKLE_FALSE = @XQUARTZ_SPARKLE_FALSE@
 XQUARTZ_SPARKLE_TRUE = @XQUARTZ_SPARKLE_TRUE@
@@ -515,6 +527,7 @@ XSERVER_DTRACE_FALSE = @XSERVER_DTRACE_FALSE@
 XSERVER_DTRACE_TRUE = @XSERVER_DTRACE_TRUE@
 XSERVER_LIBS = @XSERVER_LIBS@
 XSERVER_SYS_LIBS = @XSERVER_SYS_LIBS@
+XSLTPROC = @XSLTPROC@
 XSL_STYLESHEET = @XSL_STYLESHEET@
 XTSTEXAMPLES_DEP_CFLAGS = @XTSTEXAMPLES_DEP_CFLAGS@
 XTSTEXAMPLES_DEP_LIBS = @XTSTEXAMPLES_DEP_LIBS@
@@ -559,13 +572,11 @@ abi_ansic = @abi_ansic@
 abi_extension = @abi_extension@
 abi_videodrv = @abi_videodrv@
 abi_xinput = @abi_xinput@
+ac_ct_AR = @ac_ct_AR@
 ac_ct_CC = @ac_ct_CC@
-ac_ct_CXX = @ac_ct_CXX@
-ac_ct_F77 = @ac_ct_F77@
+ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
 am__fastdepCC_FALSE = @am__fastdepCC_FALSE@
 am__fastdepCC_TRUE = @am__fastdepCC_TRUE@
-am__fastdepCXX_FALSE = @am__fastdepCXX_FALSE@
-am__fastdepCXX_TRUE = @am__fastdepCXX_TRUE@
 am__fastdepOBJC_FALSE = @am__fastdepOBJC_FALSE@
 am__fastdepOBJC_TRUE = @am__fastdepOBJC_TRUE@
 am__include = @am__include@
diff --git a/xserver/composite/compalloc.c b/xserver/composite/compalloc.c
index 246e4c5fd..9857a92b2 100644
--- a/xserver/composite/compalloc.c
+++ b/xserver/composite/compalloc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -48,6 +48,30 @@
 #include "compint.h"
 
 static void
+compScreenUpdate (ScreenPtr pScreen)
+{
+    compCheckTree (pScreen);
+    compPaintChildrenToWindow (pScreen->root);
+}
+
+static void
+compBlockHandler (int	    i,
+		  pointer   blockData,
+		  pointer   pTimeout,
+		  pointer   pReadmask)
+{
+    ScreenPtr	    pScreen = screenInfo.screens[i];
+    CompScreenPtr   cs = GetCompScreen (pScreen);
+
+    pScreen->BlockHandler = cs->BlockHandler;
+    compScreenUpdate (pScreen);
+    (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask);
+
+    /* Next damage will restore the block handler */
+    cs->BlockHandler = NULL;
+}
+
+static void
 compReportDamage (DamagePtr pDamage, RegionPtr pRegion, void *closure)
 {
     WindowPtr	    pWin = (WindowPtr) closure;
@@ -55,8 +79,20 @@ compReportDamage (DamagePtr pDamage, RegionPtr pRegion, void *closure)
     CompScreenPtr   cs = GetCompScreen (pScreen);
     CompWindowPtr   cw = GetCompWindow (pWin);
 
-    cs->damaged = TRUE;
+    if (!cs->BlockHandler) {
+        cs->BlockHandler = pScreen->BlockHandler;
+        pScreen->BlockHandler = compBlockHandler;
+    }
     cw->damaged = TRUE;
+
+    /* Mark the ancestors */
+    pWin = pWin->parent;
+    while (pWin) {
+	if (pWin->damagedDescendants)
+	    break;
+	pWin->damagedDescendants = TRUE;
+	pWin = pWin->parent;
+    }
 }
 
 static void
@@ -68,6 +104,35 @@ compDestroyDamage (DamagePtr pDamage, void *closure)
     cw->damage = 0;
 }
 
+static Bool
+compMarkWindows(WindowPtr pWin,
+		WindowPtr *ppLayerWin)
+{
+    ScreenPtr pScreen = pWin->drawable.pScreen;
+    WindowPtr pLayerWin = pWin;
+
+    if (!pWin->viewable)
+	return FALSE;
+
+    (*pScreen->MarkOverlappedWindows)(pWin, pWin, &pLayerWin);
+    (*pScreen->MarkWindow)(pLayerWin->parent);
+
+    *ppLayerWin = pLayerWin;
+
+    return TRUE;
+}
+
+static void
+compHandleMarkedWindows(WindowPtr pWin, WindowPtr pLayerWin)
+{
+    ScreenPtr pScreen = pWin->drawable.pScreen;
+
+    (*pScreen->ValidateTree)(pLayerWin->parent, pLayerWin, VTOther);
+    (*pScreen->HandleExposures)(pLayerWin->parent);
+    if (pScreen->PostValidateTree)
+	(*pScreen->PostValidateTree)(pLayerWin->parent, pLayerWin, VTOther);
+}
+
 /*
  * Redirect one window for one client
  */
@@ -76,8 +141,9 @@ compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
 {
     CompWindowPtr	cw = GetCompWindow (pWin);
     CompClientWindowPtr	ccw;
-    Bool		wasMapped = pWin->mapped;
     CompScreenPtr       cs = GetCompScreen(pWin->drawable.pScreen);
+    WindowPtr		pLayerWin;
+    Bool		anyMarked = FALSE;
     
     if (pWin == cs->pOverlayWin) {
 	return Success;
@@ -127,16 +193,10 @@ compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
 	    free(cw);
 	    return BadAlloc;
 	}
-	if (wasMapped)
-	{
-	    DisableMapUnmapEvents (pWin);
-	    UnmapWindow (pWin, FALSE);
-	    EnableMapUnmapEvents (pWin);
-	}
+
+	anyMarked = compMarkWindows (pWin, &pLayerWin);
 
 	RegionNull(&cw->borderClip);
-	cw->borderClipX = 0;
-	cw->borderClipY = 0;
 	cw->update = CompositeRedirectAutomatic;
 	cw->clients = 0;
 	cw->oldx = COMP_ORIGIN_INVALID;
@@ -152,16 +212,9 @@ compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
 	return BadAlloc;
     if (ccw->update == CompositeRedirectManual)
     {
-	/* If the window was CompositeRedirectAutomatic, then
-	 * unmap the window so that the parent clip list will
-	 * be correctly recomputed.
-	 */
-	if (pWin->mapped) 
-	{
-	    DisableMapUnmapEvents (pWin);
-	    UnmapWindow (pWin, FALSE);
-	    EnableMapUnmapEvents (pWin);
-	}
+	if (!anyMarked)
+	    anyMarked = compMarkWindows (pWin, &pLayerWin);
+
 	if (cw->damageRegistered)
 	{
 	    DamageUnregister (&pWin->drawable, cw->damage);
@@ -169,25 +222,51 @@ compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
 	}
 	cw->update = CompositeRedirectManual;
     }
+    else if (cw->update == CompositeRedirectAutomatic && !cw->damageRegistered) {
+	if (!anyMarked)
+	    anyMarked = compMarkWindows (pWin, &pLayerWin);
+    }
 
     if (!compCheckRedirect (pWin))
     {
 	FreeResource (ccw->id, RT_NONE);
 	return BadAlloc;
     }
-    if (wasMapped && !pWin->mapped)
-    {
-	Bool	overrideRedirect = pWin->overrideRedirect;
-	pWin->overrideRedirect = TRUE;
-	DisableMapUnmapEvents (pWin);
-	MapWindow (pWin, pClient);
-	EnableMapUnmapEvents (pWin);
-	pWin->overrideRedirect = overrideRedirect;
-    }
+
+    if (anyMarked)
+	compHandleMarkedWindows (pWin, pLayerWin);
     
     return Success;
 }
 
+void
+compRestoreWindow (WindowPtr pWin, PixmapPtr pPixmap)
+{
+    ScreenPtr pScreen = pWin->drawable.pScreen;
+    WindowPtr pParent = pWin->parent;
+
+    if (pParent->drawable.depth == pWin->drawable.depth) {
+	GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen);
+	int bw = (int) pWin->borderWidth;
+	int x = bw;
+	int y = bw;
+	int w = pWin->drawable.width;
+	int h = pWin->drawable.height;
+
+	if (pGC) {
+	    ChangeGCVal val;
+	    val.val = IncludeInferiors;
+	    ChangeGC (NullClient, pGC, GCSubwindowMode, &val);
+	    ValidateGC(&pWin->drawable, pGC);
+	    (*pGC->ops->CopyArea) (&pPixmap->drawable,
+				   &pWin->drawable,
+				   pGC,
+				   x, y, w, h, 0, 0);
+	    FreeScratchGC (pGC);
+	}
+    }
+}
+
 /*
  * Free one of the per-client per-window resources, clearing
  * redirect and the per-window pointer as appropriate
@@ -195,9 +274,12 @@ compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
 void
 compFreeClientWindow (WindowPtr pWin, XID id)
 {
+    ScreenPtr		pScreen = pWin->drawable.pScreen;
     CompWindowPtr	cw = GetCompWindow (pWin);
     CompClientWindowPtr	ccw, *prev;
-    Bool		wasMapped = pWin->mapped;
+    Bool		anyMarked = FALSE;
+    WindowPtr		pLayerWin;
+    PixmapPtr           pPixmap = NULL;
 
     if (!cw)
 	return;
@@ -214,15 +296,12 @@ compFreeClientWindow (WindowPtr pWin, XID id)
     }
     if (!cw->clients)
     {
-	if (wasMapped)
-	{
-	    DisableMapUnmapEvents (pWin);
-	    UnmapWindow (pWin, FALSE);
-	    EnableMapUnmapEvents (pWin);
-	}
+	anyMarked = compMarkWindows (pWin, &pLayerWin);
     
-	if (pWin->redirectDraw != RedirectDrawNone)
-	    compFreePixmap (pWin);
+	if (pWin->redirectDraw != RedirectDrawNone) {
+	    pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+	    compSetParentPixmap (pWin);
+	}
 
 	if (cw->damage)
 	    DamageDestroy (cw->damage);
@@ -235,19 +314,20 @@ compFreeClientWindow (WindowPtr pWin, XID id)
     else if (cw->update == CompositeRedirectAutomatic &&
 	     !cw->damageRegistered && pWin->redirectDraw != RedirectDrawNone)
     {
+	anyMarked = compMarkWindows (pWin, &pLayerWin);
+
 	DamageRegister (&pWin->drawable, cw->damage);
 	cw->damageRegistered = TRUE;
 	pWin->redirectDraw = RedirectDrawAutomatic;
 	DamageDamageRegion(&pWin->drawable, &pWin->borderSize);
     }
-    if (wasMapped && !pWin->mapped)
-    {
-	Bool	overrideRedirect = pWin->overrideRedirect;
-	pWin->overrideRedirect = TRUE;
-	DisableMapUnmapEvents (pWin);
-	MapWindow (pWin, clients[CLIENT_ID(id)]);
-	EnableMapUnmapEvents (pWin);
-	pWin->overrideRedirect = overrideRedirect;
+
+    if (anyMarked)
+	compHandleMarkedWindows (pWin, pLayerWin);
+
+    if (pPixmap) {
+	compRestoreWindow (pWin, pPixmap);
+	(*pScreen->DestroyPixmap) (pPixmap);
     }
 }
 
@@ -350,6 +430,7 @@ compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update)
 	 * critical output
 	 */
 	DamageExtSetCritical (pClient, TRUE);
+	pWin->inhibitBGPaint = TRUE;
     }
     return Success;
 }
@@ -382,6 +463,7 @@ compFreeClientSubwindows (WindowPtr pWin, XID id)
 		 */
 		DamageExtSetCritical (pClient, FALSE);
 		csw->update = CompositeRedirectAutomatic;
+		pWin->inhibitBGPaint = FALSE;
 		if (pWin->mapped)
 		    (*pWin->drawable.pScreen->ClearToBackground)(pWin, 0, 0, 0, 0, TRUE);
 	    }
@@ -487,22 +569,17 @@ compNewPixmap (WindowPtr pWin, int x, int y, int w, int h)
     
     pPixmap->screen_x = x;
     pPixmap->screen_y = y;
-    
+
     if (pParent->drawable.depth == pWin->drawable.depth)
     {
 	GCPtr	pGC = GetScratchGC (pWin->drawable.depth, pScreen);
 	
-	/*
-	 * Copy bits from the parent into the new pixmap so that it will
-	 * have "reasonable" contents in case for background None areas.
-	 */
 	if (pGC)
 	{
 	    ChangeGCVal val;
 	    val.val = IncludeInferiors;
-	    
+	    ChangeGC (NullClient, pGC, GCSubwindowMode, &val);
 	    ValidateGC(&pPixmap->drawable, pGC);
-	    ChangeGC (serverClient, pGC, GCSubwindowMode, &val);
 	    (*pGC->ops->CopyArea) (&pParent->drawable,
 				   &pPixmap->drawable,
 				   pGC,
@@ -577,14 +654,21 @@ compAllocPixmap (WindowPtr pWin)
 	DamageRegister (&pWin->drawable, cw->damage);
 	cw->damageRegistered = TRUE;
     }
+
+    /* Make sure our borderClip is up to date */
+    RegionUninit(&cw->borderClip);
+    RegionCopy(&cw->borderClip, &pWin->borderClip);
+    cw->borderClipX = pWin->drawable.x;
+    cw->borderClipY = pWin->drawable.y;
+
     return TRUE;
 }
 
 void
-compFreePixmap (WindowPtr pWin)
+compSetParentPixmap (WindowPtr pWin)
 {
     ScreenPtr	    pScreen = pWin->drawable.pScreen;
-    PixmapPtr	    pRedirectPixmap, pParentPixmap;
+    PixmapPtr	    pParentPixmap;
     CompWindowPtr   cw = GetCompWindow (pWin);
 
     if (cw->damageRegistered)
@@ -600,11 +684,9 @@ compFreePixmap (WindowPtr pWin)
      * parent exposed area; regions beyond the parent cause crashes
      */
     RegionCopy(&pWin->borderClip, &cw->borderClip);
-    pRedirectPixmap = (*pScreen->GetWindowPixmap) (pWin);
     pParentPixmap = (*pScreen->GetWindowPixmap) (pWin->parent);
     pWin->redirectDraw = RedirectDrawNone;
     compSetPixmap (pWin, pParentPixmap);
-    (*pScreen->DestroyPixmap) (pRedirectPixmap);
 }
 
 /*
diff --git a/xserver/composite/compext.c b/xserver/composite/compext.c
index 30d9dc2b6..e0d8e75e4 100644
--- a/xserver/composite/compext.c
+++ b/xserver/composite/compext.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -535,13 +535,6 @@ CompositeExtensionInit (void)
 	if (GetPictureScreenIfSet(pScreen) == NULL)
 	    return;
     }
-#ifdef PANORAMIX
-    /* Xinerama's rewriting of window drawing before Composite gets to it
-     * breaks Composite.
-     */
-    if (!noPanoramiXExtension)
-	return;
-#endif
 
     CompositeClientWindowType = CreateNewResourceType
 	(FreeCompositeClientWindow, "CompositeClientWindow");
@@ -582,3 +575,355 @@ CompositeExtensionInit (void)
     /* Initialization succeeded */
     noCompositeExtension = FALSE;
 }
+
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+
+int (*PanoramiXSaveCompositeVector[CompositeNumberRequests]) (ClientPtr);
+
+static int
+PanoramiXCompositeRedirectWindow (ClientPtr client)
+{
+    PanoramiXRes *win;
+    int rc = 0, j;
+    REQUEST(xCompositeRedirectWindowReq);
+
+    REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    FOR_NSCREENS_FORWARD(j) {
+	stuff->window = win->info[j].id;
+	rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+	if (rc != Success) break;
+    }
+
+    return rc;
+}
+
+static int
+PanoramiXCompositeRedirectSubwindows (ClientPtr client)
+{
+    PanoramiXRes *win;
+    int rc = 0, j;
+    REQUEST(xCompositeRedirectSubwindowsReq);
+
+    REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    FOR_NSCREENS_FORWARD(j) {
+	stuff->window = win->info[j].id;
+	rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+	if (rc != Success) break;
+    }
+
+    return rc;
+}
+
+static int
+PanoramiXCompositeUnredirectWindow (ClientPtr client)
+{
+    PanoramiXRes *win;
+    int rc = 0, j;
+    REQUEST(xCompositeUnredirectWindowReq);
+
+    REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    FOR_NSCREENS_FORWARD(j) {
+	stuff->window = win->info[j].id;
+	rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+	if (rc != Success) break;
+    }
+
+    return rc;
+}
+
+static int
+PanoramiXCompositeUnredirectSubwindows (ClientPtr client)
+{
+    PanoramiXRes *win;
+    int rc = 0, j;
+    REQUEST(xCompositeUnredirectSubwindowsReq);
+
+    REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    FOR_NSCREENS_FORWARD(j) {
+	stuff->window = win->info[j].id;
+	rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+	if (rc != Success) break;
+    }
+
+    return rc;
+}
+
+static int
+PanoramiXCompositeNameWindowPixmap (ClientPtr client)
+{
+    WindowPtr	    pWin;
+    CompWindowPtr   cw;
+    PixmapPtr	    pPixmap;
+    int rc;
+    PanoramiXRes *win, *newPix;
+    int i;
+    REQUEST(xCompositeNameWindowPixmapReq);
+
+    REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    LEGAL_NEW_RESOURCE (stuff->pixmap, client);
+
+    if(!(newPix = malloc(sizeof(PanoramiXRes))))
+	return BadAlloc;
+
+    newPix->type = XRT_PIXMAP;
+    newPix->u.pix.shared = FALSE;
+    panoramix_setup_ids(newPix, client, stuff->pixmap);
+
+    FOR_NSCREENS(i) {
+	rc = dixLookupResourceByType ((void **) &pWin, win->info[i].id,
+				      RT_WINDOW, client, DixGetAttrAccess);
+	if (rc != Success)
+	{
+	    client->errorValue = stuff->window;
+	    free (newPix);
+	    return rc;
+	}
+
+	if (!pWin->viewable)
+	{
+	    free (newPix);
+	    return BadMatch;
+	}
+
+	cw = GetCompWindow (pWin);
+	if (!cw)
+	{
+	    free (newPix);
+	    return BadMatch;
+	}
+
+	pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin);
+	if (!pPixmap)
+	{
+	    free (newPix);
+	    return BadMatch;
+	}
+
+	if (!AddResource (newPix->info[i].id, RT_PIXMAP,
+			  (pointer) pPixmap))
+	    return BadAlloc;
+
+	++pPixmap->refcnt;
+    }
+
+    if (!AddResource (stuff->pixmap, XRT_PIXMAP, (pointer) newPix))
+	return BadAlloc;
+
+    return Success;
+}
+
+
+static int
+PanoramiXCompositeGetOverlayWindow (ClientPtr client)
+{
+    REQUEST(xCompositeGetOverlayWindowReq);
+    xCompositeGetOverlayWindowReply rep;
+    WindowPtr pWin;
+    ScreenPtr pScreen;
+    CompScreenPtr cs;
+    CompOverlayClientPtr pOc;
+    int rc;
+    PanoramiXRes *win, *overlayWin = NULL;
+    int i;
+
+    REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    cs = GetCompScreen(screenInfo.screens[0]);
+    if (!cs->pOverlayWin)
+    {
+	if(!(overlayWin = malloc(sizeof(PanoramiXRes))))
+	    return BadAlloc;
+
+	overlayWin->type = XRT_WINDOW;
+	overlayWin->u.win.root = FALSE;
+    }
+
+    FOR_NSCREENS_BACKWARD(i) {
+	rc = dixLookupResourceByType((pointer *)&pWin, win->info[i].id,
+				     RT_WINDOW, client, DixGetAttrAccess);
+	if (rc != Success)
+	{
+	    client->errorValue = stuff->window;
+	    return rc;
+	}
+	pScreen = pWin->drawable.pScreen;
+
+	/*
+	 * Create an OverlayClient structure to mark this client's
+	 * interest in the overlay window
+	 */
+	pOc = compCreateOverlayClient(pScreen, client);
+	if (pOc == NULL)
+	    return BadAlloc;
+
+	/*
+	 * Make sure the overlay window exists
+	 */
+	cs = GetCompScreen(pScreen);
+	if (cs->pOverlayWin == NULL)
+	    if (!compCreateOverlayWindow(pScreen))
+	    {
+		FreeResource (pOc->resource, RT_NONE);
+		return BadAlloc;
+	    }
+
+	rc = XaceHook(XACE_RESOURCE_ACCESS, client,
+		      cs->pOverlayWin->drawable.id,
+		      RT_WINDOW, cs->pOverlayWin, RT_NONE, NULL,
+		      DixGetAttrAccess);
+	if (rc != Success)
+	{
+	    FreeResource (pOc->resource, RT_NONE);
+	    return rc;
+	}
+    }
+
+    if (overlayWin)
+    {
+	FOR_NSCREENS(i) {
+	    cs = GetCompScreen(screenInfo.screens[i]);
+	    overlayWin->info[i].id = cs->pOverlayWin->drawable.id;
+	}
+
+	AddResource(overlayWin->info[0].id, XRT_WINDOW, overlayWin);
+    }
+
+    cs = GetCompScreen(screenInfo.screens[0]);
+
+    rep.type = X_Reply;
+    rep.sequenceNumber = client->sequence;
+    rep.length = 0;
+    rep.overlayWin = cs->pOverlayWin->drawable.id;
+
+    if (client->swapped)
+    {
+	int n;
+	swaps(&rep.sequenceNumber, n);
+	swapl(&rep.length, n);
+	swapl(&rep.overlayWin, n);
+    }
+    (void) WriteToClient(client, sz_xCompositeGetOverlayWindowReply, (char *)&rep);
+
+    return Success;
+}
+
+static int
+PanoramiXCompositeReleaseOverlayWindow (ClientPtr client)
+{
+    REQUEST(xCompositeReleaseOverlayWindowReq);
+    WindowPtr pWin;
+    ScreenPtr pScreen;
+    CompOverlayClientPtr pOc;
+    PanoramiXRes *win;
+    int i, rc;
+
+    REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
+
+    if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+				      client, DixUnknownAccess))) {
+	client->errorValue = stuff->window;
+	return rc;
+    }
+
+    FOR_NSCREENS_BACKWARD(i) {
+	if ((rc = dixLookupResourceByType((void **)&pWin, win->info[i].id,
+					  XRT_WINDOW, client,
+					  DixUnknownAccess))) {
+	    client->errorValue = stuff->window;
+	    return rc;
+	}
+	pScreen = pWin->drawable.pScreen;
+
+	/*
+	 * Has client queried a reference to the overlay window
+	 * on this screen? If not, generate an error.
+	 */
+	pOc = compFindOverlayClient (pWin->drawable.pScreen, client);
+	if (pOc == NULL)
+	    return BadMatch;
+
+	/* The delete function will free the client structure */
+	FreeResource (pOc->resource, RT_NONE);
+    }
+
+    return Success;
+}
+
+void
+PanoramiXCompositeInit (void)
+{
+    int i;
+
+    for (i = 0; i < CompositeNumberRequests; i++)
+	PanoramiXSaveCompositeVector[i] = ProcCompositeVector[i];
+    /*
+     * Stuff in Xinerama aware request processing hooks
+     */
+    ProcCompositeVector[X_CompositeRedirectWindow] =
+	PanoramiXCompositeRedirectWindow;
+    ProcCompositeVector[X_CompositeRedirectSubwindows] =
+	PanoramiXCompositeRedirectSubwindows;
+    ProcCompositeVector[X_CompositeUnredirectWindow] =
+	PanoramiXCompositeUnredirectWindow;
+    ProcCompositeVector[X_CompositeUnredirectSubwindows] =
+	PanoramiXCompositeUnredirectSubwindows;
+    ProcCompositeVector[X_CompositeNameWindowPixmap] =
+	PanoramiXCompositeNameWindowPixmap;
+    ProcCompositeVector[X_CompositeGetOverlayWindow] =
+	PanoramiXCompositeGetOverlayWindow;
+    ProcCompositeVector[X_CompositeReleaseOverlayWindow] =
+	PanoramiXCompositeReleaseOverlayWindow;
+}
+
+void
+PanoramiXCompositeReset (void)
+{
+    int i;
+
+    for (i = 0; i < CompositeNumberRequests; i++)
+	ProcCompositeVector[i] = PanoramiXSaveCompositeVector[i];
+}
+
+#endif
diff --git a/xserver/composite/compinit.c b/xserver/composite/compinit.c
index 5db9f0282..90ee66c88 100644
--- a/xserver/composite/compinit.c
+++ b/xserver/composite/compinit.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -61,7 +61,6 @@ compCloseScreen (int index, ScreenPtr pScreen)
     free(cs->alternateVisuals);
 
     pScreen->CloseScreen = cs->CloseScreen;
-    pScreen->BlockHandler = cs->BlockHandler;
     pScreen->InstallColormap = cs->InstallColormap;
     pScreen->ChangeWindowAttributes = cs->ChangeWindowAttributes;
     pScreen->ReparentWindow = cs->ReparentWindow;
@@ -78,6 +77,9 @@ compCloseScreen (int index, ScreenPtr pScreen)
     pScreen->CopyWindow = cs->CopyWindow;
     pScreen->PositionWindow = cs->PositionWindow;
 
+    pScreen->GetImage = cs->GetImage;
+    pScreen->SourceValidate = cs->SourceValidate;
+
     free(cs);
     dixSetPrivate(&pScreen->devPrivates, CompScreenPrivateKey, NULL);
     ret = (*pScreen->CloseScreen) (index, pScreen);
@@ -131,32 +133,40 @@ compChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
 }
 
 static void
-compScreenUpdate (ScreenPtr pScreen)
+compGetImage (DrawablePtr pDrawable,
+	      int sx, int sy,
+	      int w, int h,
+	      unsigned int format,
+	      unsigned long planemask,
+	      char *pdstLine)
 {
-    CompScreenPtr   cs = GetCompScreen (pScreen);
+    ScreenPtr pScreen = pDrawable->pScreen;
+    CompScreenPtr cs = GetCompScreen (pScreen);
 
-    compCheckTree (pScreen);
-    if (cs->damaged)
-    {
-	compWindowUpdate (pScreen->root);
-	cs->damaged = FALSE;
-    }
+    pScreen->GetImage = cs->GetImage;
+    if (pDrawable->type == DRAWABLE_WINDOW)
+	compPaintChildrenToWindow ((WindowPtr) pDrawable);
+    (*pScreen->GetImage) (pDrawable, sx, sy, w, h, format, planemask, pdstLine);
+    cs->GetImage = pScreen->GetImage;
+    pScreen->GetImage = compGetImage;
 }
 
-static void
-compBlockHandler (int	    i,
-		  pointer   blockData,
-		  pointer   pTimeout,
-		  pointer   pReadmask)
+static void compSourceValidate(DrawablePtr pDrawable,
+			       int x, int y,
+			       int width, int height,
+			       unsigned int subWindowMode)
 {
-    ScreenPtr	    pScreen = screenInfo.screens[i];
-    CompScreenPtr   cs = GetCompScreen (pScreen);
+    ScreenPtr pScreen = pDrawable->pScreen;
+    CompScreenPtr cs = GetCompScreen (pScreen);
 
-    pScreen->BlockHandler = cs->BlockHandler;
-    compScreenUpdate (pScreen);
-    (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask);
-    cs->BlockHandler = pScreen->BlockHandler;
-    pScreen->BlockHandler = compBlockHandler;
+    pScreen->SourceValidate = cs->SourceValidate;
+    if (pDrawable->type == DRAWABLE_WINDOW && subWindowMode == IncludeInferiors)
+	compPaintChildrenToWindow ((WindowPtr) pDrawable);
+    if (pScreen->SourceValidate)
+	(*pScreen->SourceValidate) (pDrawable, x, y, width, height,
+				    subWindowMode);
+    cs->SourceValidate = pScreen->SourceValidate;
+    pScreen->SourceValidate = compSourceValidate;
 }
 
 /*
@@ -331,7 +341,6 @@ compScreenInit (ScreenPtr pScreen)
     if (!cs)
 	return FALSE;
 
-    cs->damaged = FALSE;
     cs->overlayWid = FakeClientID(0);
     cs->pOverlayWin = NULL;
     cs->pOverlayClients = NULL;
@@ -387,12 +396,17 @@ compScreenInit (ScreenPtr pScreen)
     cs->ChangeWindowAttributes = pScreen->ChangeWindowAttributes;
     pScreen->ChangeWindowAttributes = compChangeWindowAttributes;
 
-    cs->BlockHandler = pScreen->BlockHandler;
-    pScreen->BlockHandler = compBlockHandler;
+    cs->BlockHandler = NULL;
 
     cs->CloseScreen = pScreen->CloseScreen;
     pScreen->CloseScreen = compCloseScreen;
 
+    cs->GetImage = pScreen->GetImage;
+    pScreen->GetImage = compGetImage;
+
+    cs->SourceValidate = pScreen->SourceValidate;
+    pScreen->SourceValidate = compSourceValidate;
+
     dixSetPrivate(&pScreen->devPrivates, CompScreenPrivateKey, cs);
 
     RegisterRealChildHeadProc(CompositeRealChildHead);
diff --git a/xserver/composite/compint.h b/xserver/composite/compint.h
index 80083b01d..bb5335d70 100644
--- a/xserver/composite/compint.h
+++ b/xserver/composite/compint.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -152,7 +152,6 @@ typedef struct _CompScreen {
 
     ScreenBlockHandlerProcPtr	BlockHandler;
     CloseScreenProcPtr		CloseScreen;
-    Bool			damaged;
     int				numAlternateVisuals;
     VisualID			*alternateVisuals;
 
@@ -160,6 +159,8 @@ typedef struct _CompScreen {
     Window			overlayWid;
     CompOverlayClientPtr        pOverlayClients;
     
+    GetImageProcPtr		GetImage;
+    SourceValidateProcPtr	SourceValidate;
 } CompScreenRec, *CompScreenPtr;
 
 extern DevPrivateKeyRec CompScreenPrivateKeyRec;
@@ -214,7 +215,10 @@ Bool
 compAllocPixmap (WindowPtr pWin);
 
 void
-compFreePixmap (WindowPtr pWin);
+compSetParentPixmap (WindowPtr pWin);
+
+void
+compRestoreWindow (WindowPtr pWin, PixmapPtr pPixmap);
 
 Bool
 compReallocPixmap (WindowPtr pWin, int x, int y,
@@ -314,7 +318,7 @@ void
 compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
 
 void
-compWindowUpdate (WindowPtr pWin);
+compPaintChildrenToWindow (WindowPtr pWin);
 
 WindowPtr
 CompositeRealChildHead (WindowPtr pWin);
@@ -326,4 +330,7 @@ int
 compConfigNotify(WindowPtr pWin, int x, int y, int w, int h,
 		 int bw, WindowPtr pSib);
 
+void PanoramiXCompositeInit (void);
+void PanoramiXCompositeReset (void);
+
 #endif /* _COMPINT_H_ */
diff --git a/xserver/composite/compoverlay.c b/xserver/composite/compoverlay.c
index 67b566c7f..047f069ff 100644
--- a/xserver/composite/compoverlay.c
+++ b/xserver/composite/compoverlay.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -48,6 +48,10 @@
 #include "compint.h"
 #include "xace.h"
 
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
 /* 
  * Delete the given overlay client list element from its screen list.
  */
@@ -128,10 +132,19 @@ compCreateOverlayWindow (ScreenPtr pScreen)
     WindowPtr	    pWin;
     XID		    attrs[] = { None, TRUE }; /* backPixmap, overrideRedirect */
     int		    result;
+    int		    w = pScreen->width;
+    int		    h = pScreen->height;
+
+#ifdef PANORAMIX
+    if (!noPanoramiXExtension)
+    {
+	w = PanoramiXPixWidth;
+	h = PanoramiXPixHeight;
+    }
+#endif
 
     pWin = cs->pOverlayWin = 
-	CreateWindow (cs->overlayWid, pRoot,
-		      0, 0, pScreen->width, pScreen->height, 0, 
+	CreateWindow (cs->overlayWid, pRoot, 0, 0, w, h, 0,
 		      InputOutput, CWBackPixmap | CWOverrideRedirect, &attrs[0],
 		      pRoot->drawable.depth, 
 		      serverClient, pScreen->rootVisual, &result);
diff --git a/xserver/composite/compwindow.c b/xserver/composite/compwindow.c
index 4dab13577..d2a866d6f 100644
--- a/xserver/composite/compwindow.c
+++ b/xserver/composite/compwindow.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -47,6 +47,10 @@
 
 #include "compint.h"
 
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
 #ifdef COMPOSITE_DEBUG
 static int
 compCheckWindow (WindowPtr pWin, pointer data)
@@ -160,8 +164,18 @@ compCheckRedirect (WindowPtr pWin)
     {
 	if (should)
 	    return compAllocPixmap (pWin);
+	else {
+	    ScreenPtr pScreen = pWin->drawable.pScreen;
+	    PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+	    compSetParentPixmap (pWin);
+	    compRestoreWindow (pWin, pPixmap);
+	    (*pScreen->DestroyPixmap) (pPixmap);
+	}
+    } else if (should) {
+	if (cw->update == CompositeRedirectAutomatic)
+	    pWin->redirectDraw = RedirectDrawAutomatic;
 	else
-	    compFreePixmap (pWin);
+	    pWin->redirectDraw = RedirectDrawManual;
     }
     return TRUE;
 }
@@ -172,16 +186,26 @@ updateOverlayWindow(ScreenPtr pScreen)
 	CompScreenPtr cs;
 	WindowPtr pWin; /* overlay window */
 	XID vlist[2];
+	int w = pScreen->width;
+	int h = pScreen->height;
+
+#ifdef PANORAMIX
+	if (!noPanoramiXExtension)
+	{
+	    w = PanoramiXPixWidth;
+	    h = PanoramiXPixHeight;
+	}
+#endif
 
 	cs = GetCompScreen(pScreen);
 	if ((pWin = cs->pOverlayWin) != NULL) {
-		if ((pWin->drawable.width == pScreen->width) &&
-			(pWin->drawable.height == pScreen->height))
+		if ((pWin->drawable.width == w) &&
+			(pWin->drawable.height == h))
 			return Success;
 
 		/* Let's resize the overlay window. */
-		vlist[0] = pScreen->width;
-		vlist[1] = pScreen->height;
+		vlist[0] = w;
+		vlist[1] = h;
 		return ConfigureWindow(pWin, CWWidth | CWHeight, vlist, wClient(pWin));
 	}
 
@@ -569,8 +593,11 @@ compDestroyWindow (WindowPtr pWin)
     while ((csw = GetCompSubwindows (pWin)))
 	FreeResource (csw->clients->id, RT_NONE);
 
-    if (pWin->redirectDraw != RedirectDrawNone)
-	compFreePixmap (pWin);
+    if (pWin->redirectDraw != RedirectDrawNone) {
+	PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+	compSetParentPixmap (pWin);
+	(*pScreen->DestroyPixmap) (pPixmap);
+    }
     ret = (*pScreen->DestroyWindow) (pWin);
     cs->DestroyWindow = pScreen->DestroyWindow;
     pScreen->DestroyWindow = compDestroyWindow;
@@ -706,13 +733,11 @@ compWindowUpdateAutomatic (WindowPtr pWin)
     DamageEmpty (cw->damage);
 }
 
-void
-compWindowUpdate (WindowPtr pWin)
+static void
+compPaintWindowToParent (WindowPtr pWin)
 {
-    WindowPtr	pChild;
+    compPaintChildrenToWindow (pWin);
 
-    for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib)
-	compWindowUpdate (pChild);
     if (pWin->redirectDraw != RedirectDrawNone)
     {
 	CompWindowPtr	cw = GetCompWindow(pWin);
@@ -725,6 +750,20 @@ compWindowUpdate (WindowPtr pWin)
     }
 }
 
+void
+compPaintChildrenToWindow (WindowPtr pWin)
+{
+    WindowPtr pChild;
+
+    if (!pWin->damagedDescendants)
+	return;
+
+    for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib)
+	compPaintWindowToParent (pChild);
+
+    pWin->damagedDescendants = FALSE;
+}
+
 WindowPtr
 CompositeRealChildHead (WindowPtr pWin)
 {