debug output

If we have had to reboot this number of times, something is definitely
wrong and we're likely to just make things worse by continuing to try.

Let's err on the side of caution, disable ourselves and fallback to
the XSync() path in the compositor.

https://bugzilla.gnome.org/show_bug.cgi?id=728464

.gitignore

@@ -22,7 +22,7 @@ missing
 src/50-mutter-navigation.xml
 src/50-mutter-system.xml
 src/50-mutter-windows.xml
-src/mutter-wm.desktop
+src/mutter.desktop
 src/mutter-wayland.desktop
 *.o
 *.a
@@ -46,9 +46,8 @@ POTFILES
 po/*.pot
 50-metacity-desktop-key.xml
 50-metacity-key.xml
-libmutter-wayland.pc
-mutter-wayland
-mutter-launch
+libmutter.pc
+mutter
 org.gnome.mutter.gschema.valid
 org.gnome.mutter.gschema.xml
 org.gnome.mutter.wayland.gschema.valid
@@ -56,6 +55,7 @@ org.gnome.mutter.wayland.gschema.xml
 testasyncgetprop
 testboxes
 testgradient
+m4/*
 mutter-grayscale
 mutter-mag
 mutter-message
@@ -77,7 +77,7 @@ src/mutter-marshal.[ch]
 src/stamp-mutter-marshal.h
 src/meta-dbus-display-config.[ch]
 src/meta-dbus-idle-monitor.[ch]
-src/mutter-plugins.pc
+src/meta-dbus-login1.[ch]
 src/gtk-shell-protocol.c
 src/gtk-shell-server-protocol.h
 src/xdg-shell-protocol.c

Makefile.am

@@ -1,6 +1,8 @@
 
 SUBDIRS=src po doc
 
+ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
+
 DISTCLEANFILES = intltool-extract intltool-merge intltool-update po/stamp-it po/.intltool-merge-cache
 
 DISTCHECK_CONFIGURE_FLAGS = --enable-gtk-doc

NEWS

@@ -1,3 +1,51 @@
+3.13.2
+======
+* Add basic HiDPI support on wayland [Adel; #728902]
+* Fix crash when monitors change during suspend [Giovanni; #725637]
+* Replace mutter-launch with logind integration [Jasper; #724604]
+* Move window menu into the compositor [Jasper; #726352]
+* Fix delayed focus-follows-mouse support [Florian; #730541]
+* Support fallback app menu in window decorations [Florian; #730752]
+* Misc. bug fixes and cleanups [Giovanni, Jonas, Jasper; #729732, #729602,
+  #726714]
+
+Contributors:
+  Jonas Ådahl, Giovanni Campagna, Adel Gadllah, Florian Müllner,
+  Jasper St. Pierre, Rico Tzschichholz
+
+Translations:
+  Pau Iranzo [ca], Daniel Mustieles [es]
+
+3.13.1
+======
+* Fix opacity values from _NET_WM_WINDOW_OPACITY [Nirbheek; #727874]
+* Merge wayland branch [Jasper, Giovanni, Robert B., Neil, Adel, Rui, Jonas,
+  Lionel, Tim, Owen, Florian, Colin W., Cosimo, Ray, Kalev, Pavel, Robert A.,
+  Magdalen, Marek, Matthias, Alban, Seán, Daniel, Stefano, Carlos, Colin G.,
+  Andreas, Alexander, Ryan, Marc-André, Asad, Alberto, Bastien, Hans,
+  Debarshi, Sindhu, Andika, Rico, Olav]
+* Don't prevent workspace switches for present_with_time() [Florian; #728018]
+* Add shortcuts for switching to the last workspace [Elad; #659288]
+* Make move/resize menu items behave like the keybindings [Jasper; #728617]
+* Misc. bug fixes and cleanups  [Jasper, Bastien, Florian, Adel; #720631,
+  #727979, #728423, #728395, #729044]
+
+Contributors:
+  Jonas Ådahl, Elad Alfassa, Robert Ancell, Magdalen Berns, Robert Bragg,
+  Giovanni Campagna, Cosimo Cecchi, Marek Chalupa, Nirbheek Chauhan,
+  Matthias Clasen, Alban Crequy, Seán de Búrca, Daniel Drake, Jason Ekstrand,
+  Stefano Facchini, Adel Gadllah, Carlos Garnacho, Colin Guthrie,
+  Andreas Heider, Lionel Landwerlin, Alexander Larsson, Kalev Lember,
+  Ryan Lortie, Tim Lunn, Marc-André Lureau, Rui Matos, Asad Mehmood,
+  Alberto Milone, Florian Müllner, Bastien Nocera, Hans Petter Jansson,
+  Debarshi Ray, Neil Roberts, Sindhu S, Jasper St. Pierre, Ray Strode,
+  Andika Triwidada, Rico Tzschichholz, Pavel Vasin, Olav Vitters,
+  Colin Walters, A. Walton, Owen W. Taylor
+
+Translations:
+  Inaki Larranaga Murgoitio [eu], marablack3 [el], Daniel Mustieles [es],
+  Fran Diéguez [gl], Yosef Or Boczko [he], Dirgita [id]
+
 3.12.0
 ======
 * Fix grab issue with SSD xwayland windows [Rui; #726123]

configure.ac

@@ -2,8 +2,8 @@ AC_PREREQ(2.50)
 AC_CONFIG_MACRO_DIR([m4])
 
 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [12])
-m4_define([mutter_micro_version], [0])
+m4_define([mutter_minor_version], [13])
+m4_define([mutter_micro_version], [2])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])
@@ -13,6 +13,7 @@ m4_define([mutter_plugin_api_version], [3])
 AC_INIT([mutter], [mutter_version],
         [http://bugzilla.gnome.org/enter_bug.cgi?product=mutter])
 
+AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR(src/core/display.c)
 AC_CONFIG_HEADERS(config.h)
 
@@ -20,10 +21,6 @@ AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz tar-ustar subdir-objects])
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])],)
 AM_MAINTAINER_MODE([enable])
 
-# Change pkglibdir and pkgdatadir to mutter-wayland instead of mutter
-PACKAGE="mutter-wayland"
-AC_SUBST([PACKAGE], [$PACKAGE])
-
 MUTTER_MAJOR_VERSION=mutter_major_version
 MUTTER_MINOR_VERSION=mutter_minor_version
 MUTTER_MICRO_VERSION=mutter_micro_version
@@ -39,7 +36,7 @@ AC_SUBST(MUTTER_PLUGIN_DIR)
 # Honor aclocal flags
 AC_SUBST(ACLOCAL_AMFLAGS, "\${ACLOCAL_FLAGS}")
 
-GETTEXT_PACKAGE=mutter-wayland
+GETTEXT_PACKAGE=mutter
 AC_SUBST(GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE",[Name of default gettext domain])
 
@@ -72,12 +69,12 @@ CANBERRA_GTK_VERSION=0.26
 CLUTTER_PACKAGE=clutter-1.0
 
 MUTTER_PC_MODULES="
-   gtk+-3.0 >= 3.3.7
+   gtk+-3.0 >= 3.9.11
    gio-2.0 >= 2.25.10
    pango >= 1.2.0
    cairo >= 1.10.0
    gsettings-desktop-schemas >= 3.7.3
-   xcomposite >= 0.2 xfixes xrender xdamage xi >= 1.6.0
+   xcomposite >= 0.2 xfixes xext xdamage xi >= 1.6.0
    $CLUTTER_PACKAGE >= 1.17.5
    cogl-1.0 >= 1.17.1
    upower-glib >= 0.99.0
@@ -120,16 +117,6 @@ AC_ARG_ENABLE(shape,
                  [disable mutter's use of the shaped window extension]),,
   enable_shape=auto)
 
-## Wayland support requires the xserver.xml protocol extension found in the weston
-## repository but since there aren't currently established conventions for
-## installing and discovering these we simply require a location to be given
-## explicitly...
-AC_ARG_WITH([wayland-protocols],
-            [AS_HELP_STRING([--with-wayland-protocols], [Location for wayland extension protocol specs])],
-            [
-            ],
-            [])
-
 AC_ARG_WITH([xwayland-path],
             [AS_HELP_STRING([--with-xwayland-path], [Absolute path for an X Wayland server])],
             [XWAYLAND_PATH="$withval"],
@@ -140,7 +127,6 @@ AM_GLIB_GNU_GETTEXT
 ## here we get the flags we'll actually use
 # GRegex requires Glib-2.14.0
 PKG_CHECK_MODULES(ALL, glib-2.0 >= 2.14.0)
-PKG_CHECK_MODULES(MUTTER_LAUNCH, libdrm libsystemd-login)
 
 # Unconditionally use this dir to avoid a circular dep with gnomecc
 GNOME_KEYBINDINGS_KEYSDIR="${datadir}/gnome-control-center/keybindings"
@@ -213,9 +199,15 @@ AS_IF([test "x$WAYLAND_SCANNER" = "xno"],
 AC_SUBST([WAYLAND_SCANNER])
 AC_SUBST(XWAYLAND_PATH)
 
-MUTTER_PC_MODULES="$MUTTER_PC_MODULES clutter-wayland-1.0 clutter-wayland-compositor-1.0 clutter-egl-1.0 wayland-server libdrm"
+MUTTER_PC_MODULES="$MUTTER_PC_MODULES clutter-wayland-1.0 clutter-wayland-compositor-1.0 clutter-egl-1.0 wayland-server >= 1.4.93"
 PKG_CHECK_MODULES(MUTTER, $MUTTER_PC_MODULES)
 
+PKG_CHECK_MODULES(MUTTER_NATIVE_BACKEND, [libdrm libsystemd], [have_native_backend=yes], [have_native_backend=no])
+if test $have_native_backend = yes; then
+   AC_DEFINE([HAVE_NATIVE_BACKEND],[1],[Define if you want to enable the native (KMS) backend based on systemd])
+fi
+AM_CONDITIONAL([HAVE_NATIVE_BACKEND],[test $have_native_backend = yes])
+
 PKG_CHECK_EXISTS([xi >= 1.6.99.1],
                  AC_DEFINE([HAVE_XI23],[1],[Define if you have support for XInput 2.3 or greater]))
 
@@ -252,28 +244,6 @@ if test x$have_xinerama = xno; then
    AC_MSG_ERROR([Xinerama extension was not found])
 fi
 
-SHAPE_LIBS=
-found_shape=no
-AC_CHECK_LIB(Xext, XShapeQueryExtension,
-               [AC_CHECK_HEADER(X11/extensions/shape.h,
-                                SHAPE_LIBS=-lXext found_shape=yes)],
-               , $ALL_X_LIBS)
-
-if test x$enable_shape = xno; then
-   found_shape=no
-fi
-
-if test x$enable_shape = xyes; then
-   if test "$found_shape" = "no"; then
-      AC_MSG_ERROR([--enable-shape forced and Shape not found])
-      exit 1
-   fi
-fi
-
-if test "x$found_shape" = "xyes"; then
-   AC_DEFINE(HAVE_SHAPE, , [Have the shape extension library])
-fi
-
 found_xkb=no
 AC_CHECK_LIB(X11, XkbQueryExtension,
                [AC_CHECK_HEADER(X11/XKBlib.h,
@@ -291,37 +261,13 @@ AC_CHECK_LIB(Xrandr, XRRUpdateConfiguration,
                [AC_CHECK_HEADER(X11/extensions/Xrandr.h,
                                 RANDR_LIBS=-lXrandr found_randr=yes,,
 				[#include <X11/Xlib.h>])],
-               , -lXrender -lXext $ALL_X_LIBS)
+               , -lXext $ALL_X_LIBS)
 
 if test "x$found_randr" = "xyes"; then
    AC_DEFINE(HAVE_RANDR, , [Have the Xrandr extension library])
 fi
 
-XSYNC_LIBS=
-found_xsync=no
-AC_CHECK_LIB(Xext, XSyncQueryExtension,
-               [AC_CHECK_HEADER(X11/extensions/sync.h,
-                                found_xsync=yes,,
-				[#include <X11/Xlib.h>])],
-               , $ALL_X_LIBS)
-
-if test x$enable_xsync = xno; then
-   found_xsync=no
-fi
-
-if test x$enable_xsync = xyes; then
-   if test "$found_xsync" = "no"; then
-      AC_MSG_ERROR([--enable-xsync forced and XSync not found])
-      exit 1
-   fi
-fi
-
-if test "x$found_xsync" = "xyes"; then
-   XSYNC_LIBS=-lXext
-   AC_DEFINE(HAVE_XSYNC, , [Have the Xsync extension library])
-fi
-
-MUTTER_LIBS="$MUTTER_LIBS $XSYNC_LIBS $RANDR_LIBS $SHAPE_LIBS $X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS -lm"
+MUTTER_LIBS="$MUTTER_LIBS $RANDR_LIBS $X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS -lm"
 
 found_sm=no
 case "$MUTTER_LIBS" in
@@ -378,6 +324,11 @@ fi
 
 GTK_DOC_CHECK([1.15], [--flavour no-tmpl])
 
+AC_CHECK_DECL([GL_EXT_x11_sync_object],
+              [],
+              [AC_MSG_ERROR([GL_EXT_x11_sync_object definition not found, please update your GL headers])],
+              [#include <GL/glx.h>])
+
 #### Warnings (last since -Werror can disturb other tests)
 
 # Stay command-line compatible with the gnome-common configure option. Here
@@ -451,7 +402,7 @@ doc/man/Makefile
 doc/reference/Makefile
 doc/reference/meta-docs.sgml
 src/Makefile
-src/libmutter-wayland.pc
+src/libmutter.pc
 src/compositor/plugins/Makefile
 po/Makefile.in
 ])
@@ -468,7 +419,7 @@ fi
 
 dnl ==========================================================================
 echo "
-mutter-wayland-$VERSION
+mutter-$VERSION
 
 	prefix:                   ${prefix}
 	source code location:	  ${srcdir}
@@ -478,8 +429,6 @@ mutter-wayland-$VERSION
 	libcanberra:              ${have_libcanberra}
 	Introspection:            ${found_introspection}
 	Session management:       ${found_sm}
-	Shape extension:          ${found_shape}
-	Xsync:                    ${found_xsync}
 "
 
 

data/Makefile.am

@@ -0,0 +1,3 @@
+defaultcursordir = $(datadir)/mutter/cursors
+
+dist_defaultcursor_DATA = left_ptr.png

doc/reference/Makefile.am

@@ -79,8 +79,6 @@ IGNORE_HFILES= \
 	iconcache.h \
 	inlinepixbufs.h \
 	keybindings-private.h \
-	menu.h \
-	metaaccellabel.h \
 	meta-background-actor-private.h \
 	meta-background-group-private.h \
 	meta-module.h \
@@ -140,7 +138,7 @@ expand_content_files= \
 # e.g. GTKDOC_CFLAGS=-I$(top_srcdir) -I$(top_builddir) $(GTK_DEBUG_FLAGS)
 # e.g. GTKDOC_LIBS=$(top_builddir)/gtk/$(gtktargetlib)
 GTKDOC_CFLAGS=$(MUTTER_CFLAGS)
-GTKDOC_LIBS=$(MUTTER_LIBS) $(top_builddir)/src/libmutter-wayland.la
+GTKDOC_LIBS=$(MUTTER_LIBS) $(top_builddir)/src/libmutter.la
 
 # This includes the standard gtk-doc make rules, copied by gtkdocize.
 include $(top_srcdir)/gtk-doc.make

mutter.doap

@@ -21,7 +21,6 @@ environment.</description>
   -->
   <mailing-list rdf:resource="http://mail.gnome.org/mailman/listinfo/gnome-shell-list" />
   <download-page rdf:resource="http://download.gnome.org/sources/mutter/" />
-  <download-page rdf:resource="http://download.gnome.org/sources/mutter-wayland/" />
   <bug-database rdf:resource="http://bugzilla.gnome.org/browse.cgi?product=mutter" />
 
   <category rdf:resource="http://api.gnome.org/doap-extensions#desktop" />

po/POTFILES.in

@@ -3,6 +3,7 @@
 src/50-mutter-navigation.xml.in
 src/50-mutter-system.xml.in
 src/50-mutter-windows.xml.in
+src/backends/meta-monitor-manager.c
 src/compositor/compositor.c
 src/compositor/meta-background.c
 src/core/bell.c
@@ -12,21 +13,18 @@ src/core/display.c
 src/core/errors.c
 src/core/keybindings.c
 src/core/main.c
-src/core/monitor.c
 src/core/mutter.c
 src/core/prefs.c
 src/core/screen.c
-src/x11/session.c
 src/core/util.c
 src/core/window.c
-src/x11/window-props.c
-src/x11/xprops.c
-src/mutter-wayland.desktop.in
+src/mutter.desktop.in
 src/org.gnome.mutter.gschema.xml.in
 src/org.gnome.mutter.wayland.gschema.xml.in
 src/ui/frames.c
-src/ui/menu.c
-src/ui/metaaccellabel.c
 src/ui/resizepopup.c
 src/ui/theme.c
 src/ui/theme-parser.c
+src/x11/session.c
+src/x11/window-props.c
+src/x11/xprops.c

po/POTFILES.skip

@@ -1,2 +1,2 @@
 src/metacity.schemas.in
-
+src/mutter-wayland.desktop.in

po/sk.po

@@ -13,9 +13,9 @@ msgstr ""
 "Project-Id-Version: mutter\n"
 "Report-Msgid-Bugs-To: http://bugzilla.gnome.org/enter_bug.cgi?"
 "product=mutter&keywords=I18N+L10N&component=general\n"
-"POT-Creation-Date: 2013-05-24 21:44+0000\n"
-"PO-Revision-Date: 2013-05-18 16:53+0100\n"
-"Last-Translator: Jan Kyselica <kyselica.jan@gmail.com>\n"
+"POT-Creation-Date: 2013-08-21 17:41+0000\n"
+"PO-Revision-Date: 2013-08-02 14:46+0200\n"
+"Last-Translator: Ján Kyselica <kyselica.jan@gmail.com>\n"
 "Language-Team: Slovak <gnome-sk-list@gnome.org>\n"
 "Language: sk\n"
 "MIME-Version: 1.0\n"
@@ -87,9 +87,8 @@ msgstr "Prepnúť okná aplikácie"
 # PK: zisti co to robi
 # description
 #: ../src/50-mutter-navigation.xml.in.h:13
-#, fuzzy
 msgid "Switch system controls"
-msgstr "Prepnúť medzi systémovými ovládacími prvkami"
+msgstr "Prepnúť medzi ovládacími prvkami systému"
 
 # description
 #: ../src/50-mutter-navigation.xml.in.h:14
@@ -104,9 +103,8 @@ msgstr "Prepnúť okná aplikácie priamo"
 # MČ: podobne ako vyššie: „cycle-panels“
 # description
 #: ../src/50-mutter-navigation.xml.in.h:16
-#, fuzzy
 msgid "Switch system controls directly"
-msgstr "Prepnúť medzi systémovými ovládacími prvkami priamo"
+msgstr "Prepnúť medzi ovládacími prvkami systému priamo"
 
 # description
 #: ../src/50-mutter-navigation.xml.in.h:17
@@ -267,13 +265,13 @@ msgstr "Zobraziť rozdelenie napravo"
 # PK: je %i cislo obrazovky? ak ano tak "č. %i"
 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:571
-#, fuzzy, c-format
+#: ../src/compositor/compositor.c:596
+#, c-format
 msgid ""
 "Another compositing manager is already running on screen %i on display \"%s"
 "\"."
 msgstr ""
-"Pre obrazovku %i na displeji „%s“ je spustený už iný správca rozloženia."
+"Pre obrazovku č. %i na displeji „%s“ je spustený už iný správca rozloženia."
 
 #: ../src/compositor/meta-background.c:1076
 msgid "background texture could not be created from file"
@@ -313,18 +311,18 @@ msgstr "_Počkať"
 msgid "_Force Quit"
 msgstr "_Vynútiť ukončenie"
 
-#: ../src/core/display.c:401
+#: ../src/core/display.c:421
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "Rozšírenie %s, potrebné pre kompozitné prostredie, chýba"
 
 # X window system preloz, napr. system na spravu okien X
-#: ../src/core/display.c:493
+#: ../src/core/display.c:513
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "Zlyhalo otvorenie displeja systému na správu okien X „%s“\n"
 
-#: ../src/core/keybindings.c:970
+#: ../src/core/keybindings.c:1136
 #, c-format
 msgid ""
 "Some other program is already using the key %s with modifiers %x as a "
@@ -332,7 +330,7 @@ msgid ""
 msgstr ""
 "Iný program už používa kláves %s s modifikátormi %x ako klávesovú skratku\n"
 
-#: ../src/core/keybindings.c:1151
+#: ../src/core/keybindings.c:1333
 #, c-format
 msgid "\"%s\" is not a valid accelerator\n"
 msgstr "„%s“ nie je platný akcelerátor\n"
@@ -378,6 +376,20 @@ msgid ""
 msgstr ""
 "Nepodarilo sa nájsť tému! Overte, že %s existuje a obsahuje obvyklé témy.\n"
 
+#: ../src/core/monitor.c:702
+msgid "Built-in display"
+msgstr "Vstavaný displej"
+
+#. TRANSLATORS: this is a monitor name (in case we don't know
+#. the vendor), it's Unknown followed by a size in inches,
+#. like 'Unknown 15"'
+#.
+#: ../src/core/monitor.c:730
+#, c-format
+#| msgid "Unknown element %s"
+msgid "Unknown %s"
+msgstr "Neznámy %s"
+
 #: ../src/core/mutter.c:40
 #, c-format
 msgid ""
@@ -403,7 +415,7 @@ msgstr "Zobrazí verziu"
 msgid "Mutter plugin to use"
 msgstr "Použije zásuvný modul Mutter"
 
-#: ../src/core/prefs.c:1193
+#: ../src/core/prefs.c:1202
 msgid ""
 "Workarounds for broken applications disabled. Some applications may not "
 "behave properly.\n"
@@ -411,12 +423,12 @@ msgstr ""
 "Náhradné riešenia pre chybné aplikácie nie sú povolené. Niektoré aplikácie "
 "sa nemusia správať správne.\n"
 
-#: ../src/core/prefs.c:1268
+#: ../src/core/prefs.c:1277
 #, c-format
 msgid "Could not parse font description \"%s\" from GSettings key %s\n"
 msgstr "Nepodarilo sa spracovať popis písma „%s“ z kľúča GSettings %s\n"
 
-#: ../src/core/prefs.c:1334
+#: ../src/core/prefs.c:1343
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for mouse button "
@@ -425,7 +437,7 @@ msgstr ""
 "V konfiguračnej databáze sa našlo „%s“, čo nie je platná hodnota pre "
 "modifikátor tlačidla myši\n"
 
-#: ../src/core/prefs.c:1881
+#: ../src/core/prefs.c:1909
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for keybinding "
@@ -434,17 +446,17 @@ msgstr ""
 "V konfiguračnej databáze sa našlo „%s“, čo nie je platná hodnota pre "
 "klávesovú skratku „%s“\n"
 
-#: ../src/core/prefs.c:1945
+#: ../src/core/prefs.c:1999
 #, c-format
 msgid "Workspace %d"
 msgstr "Pracovný priestor č. %d"
 
-#: ../src/core/screen.c:691
+#: ../src/core/screen.c:537
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "Obrazovka č. %d na displeji „%s“ nie je platná\n"
 
-#: ../src/core/screen.c:707
+#: ../src/core/screen.c:553
 #, c-format
 msgid ""
 "Screen %d on display \"%s\" already has a window manager; try using the --"
@@ -453,7 +465,7 @@ msgstr ""
 "Obrazovka č. %d na displeji „%s“ už má správcu okien. Skúste použiť prepínač "
 "--replace, aby sa aktuálny správca nahradil.\n"
 
-#: ../src/core/screen.c:734
+#: ../src/core/screen.c:580
 #, c-format
 msgid ""
 "Could not acquire window manager selection on screen %d display \"%s\"\n"
@@ -461,12 +473,12 @@ msgstr ""
 "Nepodarilo sa získať výber správcu okien pre obrazovku č. %d na displeji "
 "„%s“\n"
 
-#: ../src/core/screen.c:812
+#: ../src/core/screen.c:658
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "Obrazovka č. %d na displeji „%s“ už má správcu okien\n"
 
-#: ../src/core/screen.c:998
+#: ../src/core/screen.c:850
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "Nepodarilo sa uvoľniť obrazovku č. %d na displeji „%s“\n"
@@ -542,8 +554,7 @@ msgstr "Zlyhalo otvorenie súboru so záznamom pomocou fdopen() %s: %s\n"
 msgid "Opened log file %s\n"
 msgstr "Otvorený súbor so záznamom %s\n"
 
-#: ../src/core/util.c:119 ../src/tools/mutter-message.c:149
-#, c-format
+#: ../src/core/util.c:119
 msgid "Mutter was compiled without support for verbose mode\n"
 msgstr "Mutter bol skompilovaný bez výpisu podrobností pri behu\n"
 
@@ -551,20 +562,20 @@ msgstr "Mutter bol skompilovaný bez výpisu podrobností pri behu\n"
 msgid "Window manager: "
 msgstr "Správca okien: "
 
-#: ../src/core/util.c:412
+#: ../src/core/util.c:414
 msgid "Bug in window manager: "
 msgstr "Chyba v správcovi okien: "
 
-#: ../src/core/util.c:443
+#: ../src/core/util.c:445
 msgid "Window manager warning: "
 msgstr "Varovanie správcu okien: "
 
-#: ../src/core/util.c:471
+#: ../src/core/util.c:473
 msgid "Window manager error: "
 msgstr "Chyba správcu okien: "
 
 #. first time through
-#: ../src/core/window.c:7505
+#: ../src/core/window.c:7533
 #, c-format
 msgid ""
 "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER "
@@ -580,7 +591,7 @@ msgstr ""
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:8229
+#: ../src/core/window.c:8257
 #, c-format
 msgid ""
 "Window %s sets an MWM hint indicating it isn't resizable, but sets min size "
@@ -590,7 +601,7 @@ msgstr ""
 "nastavuje minimálnu veľkosť %d x %d a maximálnu veľkosť %d x %d. To nedáva "
 "zmysel.\n"
 
-#: ../src/core/window-props.c:318
+#: ../src/core/window-props.c:347
 #, c-format
 msgid "Application set a bogus _NET_WM_PID %lu\n"
 msgstr "Aplikácia nastavila neplatné _NET_WM_PID %lu\n"
@@ -598,18 +609,18 @@ msgstr "Aplikácia nastavila neplatné _NET_WM_PID %lu\n"
 # PK: co je toto?
 # JK: nedokazem zistit
 # PM: vyžiadaj komentár od vývojárov, pomožeme aj ostatným prekladateľom
-#: ../src/core/window-props.c:434
+#: ../src/core/window-props.c:463
 #, fuzzy, c-format
 msgid "%s (on %s)"
 msgstr "%s (na %s)"
 
-#: ../src/core/window-props.c:1517
+#: ../src/core/window-props.c:1546
 #, c-format
 msgid "Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n"
 msgstr "Neplatné WM_TRANSIENT_FOR okno 0x%lx nastavené pre %s.\n"
 
 # MČ: zacykliť sa, alebo vytvoriť slučku.
-#: ../src/core/window-props.c:1528
+#: ../src/core/window-props.c:1557
 #, c-format
 msgid "WM_TRANSIENT_FOR window 0x%lx for %s would create loop.\n"
 msgstr "WM_TRANSIENT_FOR okno 0x%lx  pre %s môže vytvoriť slučku.\n"
@@ -697,9 +708,9 @@ msgid ""
 "vertically and resizes them horizontally to cover half of the available "
 "area. Dropping windows on the top screen edge maximizes them completely."
 msgstr ""
-"Ak je povolené, upustenie okien pri zvislých okrajoch obrazovky ich "
-"zvislo maximalizuje a vodorovná veľkosť sa zmení na polovicu dostupnej "
-"plochy. Upustenie okien pri vrchnom okraji obrazovky ich maximalizuje úplne."
+"Ak je povolené, upustenie okien pri zvislých okrajoch obrazovky ich zvislo "
+"maximalizuje a vodorovná veľkosť sa zmení na polovicu dostupnej plochy. "
+"Upustenie okien pri vrchnom okraji obrazovky ich maximalizuje úplne."
 
 # summary
 #: ../src/org.gnome.mutter.gschema.xml.in.h:7
@@ -735,9 +746,8 @@ msgstr ""
 # PM: ja by som dal Bez vyvovlávania tabulátorom
 # summary
 #: ../src/org.gnome.mutter.gschema.xml.in.h:11
-#, fuzzy
 msgid "No tab popup"
-msgstr "Nepoužívať prekryvnú ponuku tabulátora"
+msgstr "Bez vyvolávania tabulátorom"
 
 # MČ: Neviem, čo to presne má robiť, ale popis som pochopil inak. „…či sa má používať rozbaľovacia ponuka a zvýraznenie rámikom sa má vypnúť…“
 # description
@@ -806,109 +816,104 @@ msgstr "Vybrať okno z rozbaľovacej ponuky tabulátoru"
 msgid "Cancel tab popup"
 msgstr "Zrušit rozbaľovaciu ponuku tabulátoru"
 
-#: ../src/tools/mutter-message.c:123
-#, c-format
-msgid "Usage: %s\n"
-msgstr "Použitie: %s\n"
-
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:69
+#: ../src/ui/menu.c:67
 msgid "Mi_nimize"
 msgstr "Mi_nimalizovať"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:71
+#: ../src/ui/menu.c:69
 msgid "Ma_ximize"
 msgstr "Ma_ximalizovať"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:73
+#: ../src/ui/menu.c:71
 msgid "Unma_ximize"
 msgstr "Zrušiť ma_ximalizáciu"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:75
+#: ../src/ui/menu.c:73
 msgid "Roll _Up"
 msgstr "_Zabaliť"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:77
+#: ../src/ui/menu.c:75
 msgid "_Unroll"
 msgstr "_Rozbaliť"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:79
+#: ../src/ui/menu.c:77
 msgid "_Move"
 msgstr "Pre_miestniť"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:81
+#: ../src/ui/menu.c:79
 msgid "_Resize"
 msgstr "Zmeniť veľko_sť"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:83
+#: ../src/ui/menu.c:81
 msgid "Move Titlebar On_screen"
 msgstr "Presunúť titulok na _obrazovku"
 
 #. separator
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:86 ../src/ui/menu.c:88
+#: ../src/ui/menu.c:84 ../src/ui/menu.c:86
 msgid "Always on _Top"
 msgstr "Vždy na_vrchu"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:90
+#: ../src/ui/menu.c:88
 msgid "_Always on Visible Workspace"
 msgstr "Vž_dy na viditeľnom pracovnom priestore"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:92
+#: ../src/ui/menu.c:90
 msgid "_Only on This Workspace"
 msgstr "_Len na tomto pracovnom priestore"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:94
+#: ../src/ui/menu.c:92
 msgid "Move to Workspace _Left"
 msgstr "Presunúť na pracovný priestor vľav_o"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:96
+#: ../src/ui/menu.c:94
 msgid "Move to Workspace R_ight"
 msgstr "Presunúť na pracovný priestor v_pravo"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:98
+#: ../src/ui/menu.c:96
 msgid "Move to Workspace _Up"
 msgstr "Presunúť na pracovný priestor _hore"
 
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:100
+#: ../src/ui/menu.c:98
 msgid "Move to Workspace _Down"
 msgstr "Presunúť na pracovný priestor _dole"
 
 #. separator
 #. Translators: Translate this string the same way as you do in libwnck!
-#: ../src/ui/menu.c:104
+#: ../src/ui/menu.c:102
 msgid "_Close"
 msgstr "_Zavrieť"
 
-#: ../src/ui/menu.c:204
+#: ../src/ui/menu.c:202
 #, c-format
 msgid "Workspace %d%n"
 msgstr "Pracovná priestor %d%n"
 
-#: ../src/ui/menu.c:214
+#: ../src/ui/menu.c:212
 #, c-format
 msgid "Workspace 1_0"
 msgstr "Pracovný priestor 1_0"
 
-#: ../src/ui/menu.c:216
+#: ../src/ui/menu.c:214
 #, c-format
 msgid "Workspace %s%d"
 msgstr "Pracovný priestor %s%d"
 
-#: ../src/ui/menu.c:397
+#: ../src/ui/menu.c:384
 msgid "Move to Another _Workspace"
 msgstr "P_resunúť na iný pracovný priestor"
 
@@ -1066,21 +1071,21 @@ msgstr ""
 # MČ: Preformuloval by som koniec: „platné sú len znaky A-Za-z0-9-_“
 # PK: color_name je asi nejaky atribut, to sa nepreklada, ked tak do zatvorky
 #: ../src/ui/theme.c:1219
-#, fuzzy, c-format
+#, c-format
 msgid ""
 "Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-"
 "_ are valid"
 msgstr ""
-"V parametri názov_farby pre gtk:custom je neplatný znak „%c“, platné sú len "
+"V parametri color_name (názov farby) pre gtk:custom je neplatný znak „%c“, platné sú len "
 "znaky A-Za-z0-9-_"
 
 #: ../src/ui/theme.c:1233
-#, fuzzy, c-format
+#, c-format
 msgid ""
 "Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not "
 "fit the format"
 msgstr ""
-"Formát Gtk:custom je  „gtk:custom(názov_farby,fallback)“, „%s“ tomu "
+"Formát Gtk:custom je  „gtk:custom(color_name,fallback)“, „%s“ tomu "
 "nezodpovedá"
 
 #: ../src/ui/theme.c:1278
@@ -1266,20 +1271,20 @@ msgid ""
 "Missing <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"
 msgstr "Chýbajúce <frame state=„%s“ resize=„%s“ focus=„%s“ style=„whatever“/>"
 
-#: ../src/ui/theme.c:5084
+#: ../src/ui/theme.c:5082
 #, c-format
 msgid "Failed to load theme \"%s\": %s\n"
 msgstr "Zlyhalo načítanie témy „%s“: %s\n"
 
 # PK: prvok?
 # JK: XML značka (XML tag)
-#: ../src/ui/theme.c:5220 ../src/ui/theme.c:5227 ../src/ui/theme.c:5234
-#: ../src/ui/theme.c:5241 ../src/ui/theme.c:5248
+#: ../src/ui/theme.c:5218 ../src/ui/theme.c:5225 ../src/ui/theme.c:5232
+#: ../src/ui/theme.c:5239 ../src/ui/theme.c:5246
 #, c-format
 msgid "No <%s> set for theme \"%s\""
 msgstr "Pre tému „%s“ nie je nastavená <%s>"
 
-#: ../src/ui/theme.c:5256
+#: ../src/ui/theme.c:5254
 #, c-format
 msgid ""
 "No frame style set for window type \"%s\" in theme \"%s\", add a <window "
@@ -1288,13 +1293,13 @@ msgstr ""
 "Pre typ okna „%s“ nie je sada štýlov v téme „%s“, pridajte prvok <window "
 "type=„%s“ style_set=„whatever“/>"
 
-#: ../src/ui/theme.c:5663 ../src/ui/theme.c:5725 ../src/ui/theme.c:5788
+#: ../src/ui/theme.c:5661 ../src/ui/theme.c:5723 ../src/ui/theme.c:5786
 #, c-format
 msgid ""
 "User-defined constants must begin with a capital letter; \"%s\" does not"
 msgstr "Používateľské konštanty musia začínať veľkým písmenom, „%s“ nezačína"
 
-#: ../src/ui/theme.c:5671 ../src/ui/theme.c:5733 ../src/ui/theme.c:5796
+#: ../src/ui/theme.c:5669 ../src/ui/theme.c:5731 ../src/ui/theme.c:5794
 #, c-format
 msgid "Constant \"%s\" has already been defined"
 msgstr "Konštanta „%s“ už je definovaná"
@@ -1397,7 +1402,7 @@ msgstr "<%s> musí uvádzať buď geometriu alebo rodiča, ktorý má geometriu"
 msgid "You must specify a background for an alpha value to be meaningful"
 msgstr "Ak má byť hodnota alpha zmysluplná, tak musíte vybrať nejaké pozadie"
 
-# PM: asi atribút type
+#  PM: asi atribút type
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=698123
 #: ../src/ui/theme-parser.c:1264
 #, fuzzy, c-format
@@ -1559,6 +1564,7 @@ msgid "\"%s\" is not a valid value for resize attribute"
 msgstr "„%s“ nie je platná hodnota pre atribút zmeny veľkosti"
 
 # PK: shaded states? to zatvorky daj popis co je resize
+# PM: skôr "pre stavy maximized (maximalizovaný)/shaded (zatienený)"
 #: ../src/ui/theme-parser.c:3147
 #, fuzzy, c-format
 msgid ""
@@ -1700,221 +1706,172 @@ msgstr "<%s> uvedený dvakrát pre túto tému"
 msgid "Failed to find a valid file for theme %s\n"
 msgstr "Zlyhalo nájdenie platného súboru pre tému%s\n"
 
-#: ../src/ui/theme-viewer.c:99
-msgid "_Windows"
-msgstr "_Okná"
+#~ msgid "Usage: %s\n"
+#~ msgstr "Použitie: %s\n"
 
-#: ../src/ui/theme-viewer.c:100
-msgid "_Dialog"
-msgstr "_Dialógové okno"
+#~ msgid "_Windows"
+#~ msgstr "_Okná"
 
-#: ../src/ui/theme-viewer.c:101
-msgid "_Modal dialog"
-msgstr "_Modálne dialógové okno"
+#~ msgid "_Dialog"
+#~ msgstr "_Dialógové okno"
 
-#: ../src/ui/theme-viewer.c:102
-msgid "_Utility"
-msgstr "_Nástroje"
+#~ msgid "_Modal dialog"
+#~ msgstr "_Modálne dialógové okno"
 
-#: ../src/ui/theme-viewer.c:103
-msgid "_Splashscreen"
-msgstr "Ú_vodná obrazovka"
+#~ msgid "_Utility"
+#~ msgstr "_Nástroje"
+
+#~ msgid "_Splashscreen"
+#~ msgstr "Ú_vodná obrazovka"
 
 # MČ: nie som si istý prekladom „dok“, nemal by to byť „panel“?
-#: ../src/ui/theme-viewer.c:104
-msgid "_Top dock"
-msgstr "_Horný panel"
+#~ msgid "_Top dock"
+#~ msgstr "_Horný panel"
 
-#: ../src/ui/theme-viewer.c:105
-msgid "_Bottom dock"
-msgstr "_Spodný panel"
+#~ msgid "_Bottom dock"
+#~ msgstr "_Spodný panel"
 
-#: ../src/ui/theme-viewer.c:106
-msgid "_Left dock"
-msgstr "Ľ_avý panel"
+#~ msgid "_Left dock"
+#~ msgstr "Ľ_avý panel"
 
-#: ../src/ui/theme-viewer.c:107
-msgid "_Right dock"
-msgstr "_Pravý panel"
+#~ msgid "_Right dock"
+#~ msgstr "_Pravý panel"
 
-#: ../src/ui/theme-viewer.c:108
-msgid "_All docks"
-msgstr "_Všetky panely"
+#~ msgid "_All docks"
+#~ msgstr "_Všetky panely"
 
-#: ../src/ui/theme-viewer.c:109
-msgid "Des_ktop"
-msgstr "P_racovná plocha"
+#~ msgid "Des_ktop"
+#~ msgstr "P_racovná plocha"
 
 # tooltip
-#: ../src/ui/theme-viewer.c:115
-msgid "Open another one of these windows"
-msgstr "Otvorí ďalšie z týchto okien"
+#~ msgid "Open another one of these windows"
+#~ msgstr "Otvorí ďalšie z týchto okien"
 
 # PK: prekladat to v uvodzovkach? nahlas bug
 # tooltip
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=698123
-#: ../src/ui/theme-viewer.c:117
 #, fuzzy
-msgid "This is a demo button with an 'open' icon"
-msgstr "Toto je ukážkové tlačidlo s ikonou „open“"
+#~ msgid "This is a demo button with an 'open' icon"
+#~ msgstr "Toto je ukážkové tlačidlo s ikonou „open“"
 
 # tooltip
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=698123
-#: ../src/ui/theme-viewer.c:119
 #, fuzzy
-msgid "This is a demo button with a 'quit' icon"
-msgstr "Toto je ukážkové tlačidlo s ikonou „quit“"
+#~ msgid "This is a demo button with a 'quit' icon"
+#~ msgstr "Toto je ukážkové tlačidlo s ikonou „quit“"
 
 # label
-#: ../src/ui/theme-viewer.c:248
-msgid "This is a sample message in a sample dialog"
-msgstr "Toto je ukážková správa v ukážkovom dialógovom okne"
+#~ msgid "This is a sample message in a sample dialog"
+#~ msgstr "Toto je ukážková správa v ukážkovom dialógovom okne"
 
 # PK: falosna
-#: ../src/ui/theme-viewer.c:328
-#, c-format
-msgid "Fake menu item %d\n"
-msgstr "Falošná položka ponuky č. %d\n"
+#~ msgid "Fake menu item %d\n"
+#~ msgstr "Falošná položka ponuky č. %d\n"
 
-#: ../src/ui/theme-viewer.c:363
-msgid "Border-only window"
-msgstr "Okno len s okrajom"
+#~ msgid "Border-only window"
+#~ msgstr "Okno len s okrajom"
 
-#: ../src/ui/theme-viewer.c:365
-msgid "Bar"
-msgstr "Lišta"
+#~ msgid "Bar"
+#~ msgstr "Lišta"
 
-#: ../src/ui/theme-viewer.c:382
-msgid "Normal Application Window"
-msgstr "Normálne aplikačné okno"
+#~ msgid "Normal Application Window"
+#~ msgstr "Normálne aplikačné okno"
 
-#: ../src/ui/theme-viewer.c:386
-msgid "Dialog Box"
-msgstr "Dialógové okno"
+#~ msgid "Dialog Box"
+#~ msgstr "Dialógové okno"
 
-#: ../src/ui/theme-viewer.c:390
-msgid "Modal Dialog Box"
-msgstr "Modálne dialógové okno"
+#~ msgid "Modal Dialog Box"
+#~ msgstr "Modálne dialógové okno"
 
-#: ../src/ui/theme-viewer.c:394
-msgid "Utility Palette"
-msgstr "Paleta nástrojov"
+#~ msgid "Utility Palette"
+#~ msgstr "Paleta nástrojov"
 
-#: ../src/ui/theme-viewer.c:398
-msgid "Torn-off Menu"
-msgstr "Vypnúť ponuku"
+#~ msgid "Torn-off Menu"
+#~ msgstr "Vypnúť ponuku"
 
-#: ../src/ui/theme-viewer.c:402
-msgid "Border"
-msgstr "Okraj"
+#~ msgid "Border"
+#~ msgstr "Okraj"
 
-#: ../src/ui/theme-viewer.c:406
-msgid "Attached Modal Dialog"
-msgstr "Pričlenené modálne okno"
+#~ msgid "Attached Modal Dialog"
+#~ msgstr "Pričlenené modálne okno"
 
-#: ../src/ui/theme-viewer.c:737
-#, c-format
-msgid "Button layout test %d"
-msgstr "Test rozloženia tlačidiel č. %d"
+#~ msgid "Button layout test %d"
+#~ msgstr "Test rozloženia tlačidiel č. %d"
 
 # PK: plural forms
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=697987
-#: ../src/ui/theme-viewer.c:766
-#, fuzzy, c-format
-msgid "%g milliseconds to draw one window frame"
-msgstr "%g milisekúnd pre vykreslenie jedného rámca okna"
+#, fuzzy
+#~ msgid "%g milliseconds to draw one window frame"
+#~ msgstr "%g milisekúnd pre vykreslenie jedného rámca okna"
 
-#: ../src/ui/theme-viewer.c:811
-#, c-format
-msgid "Usage: metacity-theme-viewer [THEMENAME]\n"
-msgstr "Použitie: metacity-theme-viewer [NÁZOVTÉMY]\n"
+#~ msgid "Usage: metacity-theme-viewer [THEMENAME]\n"
+#~ msgstr "Použitie: metacity-theme-viewer [NÁZOVTÉMY]\n"
 
-#: ../src/ui/theme-viewer.c:818
-#, c-format
-msgid "Error loading theme: %s\n"
-msgstr "Chyba pri načítavaní témy: %s\n"
+#~ msgid "Error loading theme: %s\n"
+#~ msgstr "Chyba pri načítavaní témy: %s\n"
 
 # PK: plural forms
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=697987
-#: ../src/ui/theme-viewer.c:824
-#, fuzzy, c-format
-msgid "Loaded theme \"%s\" in %g seconds\n"
-msgstr "Téma „%s“ načítaná za %g sekúnd\n"
+#, fuzzy
+#~ msgid "Loaded theme \"%s\" in %g seconds\n"
+#~ msgstr "Téma „%s“ načítaná za %g sekúnd\n"
 
 # PK: inde titulku, aky je rozdiel
-#: ../src/ui/theme-viewer.c:869
-msgid "Normal Title Font"
-msgstr "Obyčajné písmo titulku"
+#~ msgid "Normal Title Font"
+#~ msgstr "Obyčajné písmo titulku"
 
-#: ../src/ui/theme-viewer.c:875
-msgid "Small Title Font"
-msgstr "Malé písmo titulku"
+#~ msgid "Small Title Font"
+#~ msgstr "Malé písmo titulku"
 
-#: ../src/ui/theme-viewer.c:881
-msgid "Large Title Font"
-msgstr "Veľké písmo titulku"
+#~ msgid "Large Title Font"
+#~ msgstr "Veľké písmo titulku"
 
-#: ../src/ui/theme-viewer.c:886
-msgid "Button Layouts"
-msgstr "Rozloženia tlačidiel"
+#~ msgid "Button Layouts"
+#~ msgstr "Rozloženia tlačidiel"
 
-#: ../src/ui/theme-viewer.c:891
-msgid "Benchmark"
-msgstr "Test rýchlosti"
+#~ msgid "Benchmark"
+#~ msgstr "Test rýchlosti"
 
-#: ../src/ui/theme-viewer.c:947
-msgid "Window Title Goes Here"
-msgstr "Sem príde názov okna"
+#~ msgid "Window Title Goes Here"
+#~ msgstr "Sem príde názov okna"
 
 # PK: plural forms
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=697987
-#: ../src/ui/theme-viewer.c:1053
-#, fuzzy, c-format
-msgid ""
-"Drew %d frames in %g client-side seconds (%g milliseconds per frame) and %g "
-"seconds wall clock time including X server resources (%g milliseconds per "
-"frame)\n"
-msgstr ""
-"Vykreslených %d rámcov za %g sekúnd na strane klienta (%g milisekúnd na "
-"rámec) a %g sekúnd celkového času vrátane zdrojov servera X (%g milisekúnd "
-"na rámec)\n"
+#, fuzzy
+#~ msgid ""
+#~ "Drew %d frames in %g client-side seconds (%g milliseconds per frame) and "
+#~ "%g seconds wall clock time including X server resources (%g milliseconds "
+#~ "per frame)\n"
+#~ msgstr ""
+#~ "Vykreslených %d rámcov za %g sekúnd na strane klienta (%g milisekúnd na "
+#~ "rámec) a %g sekúnd celkového času vrátane zdrojov servera X (%g "
+#~ "milisekúnd na rámec)\n"
 
-#: ../src/ui/theme-viewer.c:1273
-msgid "position expression test returned TRUE but set error"
-msgstr "test výrazu polohy vrátil TRUE, ale nastavil chybu"
+#~ msgid "position expression test returned TRUE but set error"
+#~ msgstr "test výrazu polohy vrátil TRUE, ale nastavil chybu"
 
-#: ../src/ui/theme-viewer.c:1275
-msgid "position expression test returned FALSE but didn't set error"
-msgstr "test výrazu polohy vrátil FALSE, ale nenastavil chybu"
+#~ msgid "position expression test returned FALSE but didn't set error"
+#~ msgstr "test výrazu polohy vrátil FALSE, ale nenastavil chybu"
 
-#: ../src/ui/theme-viewer.c:1279
-msgid "Error was expected but none given"
-msgstr "Bola očakávaná chyba, ale žiadna nenastala"
+#~ msgid "Error was expected but none given"
+#~ msgstr "Bola očakávaná chyba, ale žiadna nenastala"
 
-#: ../src/ui/theme-viewer.c:1281
-#, c-format
-msgid "Error %d was expected but %d given"
-msgstr "Bola očakávaná chyba %d, ale nastala %d"
+#~ msgid "Error %d was expected but %d given"
+#~ msgstr "Bola očakávaná chyba %d, ale nastala %d"
 
-#: ../src/ui/theme-viewer.c:1287
-#, c-format
-msgid "Error not expected but one was returned: %s"
-msgstr "Chyba nebola očakávaná, ale bola vrátená: %s"
+#~ msgid "Error not expected but one was returned: %s"
+#~ msgstr "Chyba nebola očakávaná, ale bola vrátená: %s"
 
-#: ../src/ui/theme-viewer.c:1291
-#, c-format
-msgid "x value was %d, %d was expected"
-msgstr "hodnota x bola %d, očakávaná bola %d"
+#~ msgid "x value was %d, %d was expected"
+#~ msgstr "hodnota x bola %d, očakávaná bola %d"
 
-#: ../src/ui/theme-viewer.c:1294
-#, c-format
-msgid "y value was %d, %d was expected"
-msgstr "hodnota y bola %d, očakávaná bola %d"
+#~ msgid "y value was %d, %d was expected"
+#~ msgstr "hodnota y bola %d, očakávaná bola %d"
 
 # PK: plural forms
 # JK: https://bugzilla.gnome.org/show_bug.cgi?id=697987
-#: ../src/ui/theme-viewer.c:1359
-#, fuzzy, c-format
-msgid "%d coordinate expressions parsed in %g seconds (%g seconds average)\n"
-msgstr ""
-"%d výrazov pre súradnice analyzovaných za %g sekúnd (priemer %g sekúnd)\n"
+#, fuzzy
+#~ msgid ""
+#~ "%d coordinate expressions parsed in %g seconds (%g seconds average)\n"
+#~ msgstr ""
+#~ "%d výrazov pre súradnice analyzovaných za %g sekúnd (priemer %g sekúnd)\n"

src/50-mutter-navigation.xml.in

@@ -17,6 +17,9 @@
 	<KeyListEntry name="move-to-workspace-4"
 	              _description="Move window to workspace 4" />
 
+        <KeyListEntry name="move-to-workspace-last"
+                      _description="Move window to last workspace" />
+
 	<KeyListEntry name="move-to-workspace-left"
 	              _description="Move window one workspace to the left" />
 
@@ -77,6 +80,9 @@
 	<KeyListEntry name="switch-to-workspace-4"
 	              _description="Switch to workspace 4" />
 
+	<KeyListEntry name="switch-to-workspace-last"
+	              _description="Switch to last workspace" />
+
 	<KeyListEntry name="switch-to-workspace-left"
 	              _description="Move to workspace left" />
 

src/Makefile.am

@@ -1,7 +1,7 @@
 # Flag build for parallelism; see https://savannah.gnu.org/patch/?6905
 .AUTOPARALLEL:
 
-lib_LTLIBRARIES = libmutter-wayland.la
+lib_LTLIBRARIES = libmutter.la
 
 SUBDIRS=compositor/plugins
 
@@ -11,7 +11,7 @@ INCLUDES=								\
 	-DCOGL_ENABLE_EXPERIMENTAL_API					\
 	-DCOGL_ENABLE_EXPERIMENTAL_2_0_API                              \
 	$(MUTTER_CFLAGS)						\
-	-I$(top_builddir)						\
+	$(MUTTER_NATIVE_BACKEND_CFLAGS)					\
 	-I$(srcdir)							\
 	-I$(srcdir)/backends						\
 	-I$(srcdir)/core						\
@@ -36,6 +36,7 @@ INCLUDES=								\
 mutter_built_sources = \
 	$(dbus_idle_built_sources)		\
 	$(dbus_display_config_built_sources)	\
+	$(dbus_login1_built_sources)		\
 	mutter-enum-types.h 			\
 	mutter-enum-types.c			\
 	gtk-shell-protocol.c			\
@@ -47,14 +48,18 @@ wayland_protocols = \
 	wayland/protocol/gtk-shell.xml		\
 	wayland/protocol/xdg-shell.xml
 
-libmutter_wayland_la_SOURCES =			\
+libmutter_la_SOURCES =				\
 	backends/meta-backend.c			\
 	backends/meta-backend.h			\
+	backends/meta-backend-private.h		\
 	backends/meta-cursor.c			\
 	backends/meta-cursor.h			\
 	backends/meta-cursor-private.h		\
 	backends/meta-cursor-tracker.c		\
 	backends/meta-cursor-tracker-private.h	\
+	backends/meta-cursor-renderer.c		\
+	backends/meta-cursor-renderer.h		\
+	backends/meta-display-config-shared.h	\
 	backends/meta-idle-monitor.c		\
 	backends/meta-idle-monitor-private.h	\
 	backends/meta-idle-monitor-dbus.c	\
@@ -67,18 +72,16 @@ libmutter_wayland_la_SOURCES =			\
 	backends/meta-monitor-manager-dummy.h	\
 	backends/edid-parse.c			\
 	backends/edid.h				\
-	backends/native/meta-idle-monitor-native.c	\
-	backends/native/meta-idle-monitor-native.h	\
-	backends/native/meta-monitor-manager-kms.c	\
-	backends/native/meta-monitor-manager-kms.h	\
-	backends/native/meta-weston-launch.c		\
-	backends/native/meta-weston-launch.h		\
+	backends/x11/meta-backend-x11.c			\
+	backends/x11/meta-backend-x11.h			\
+	backends/x11/meta-cursor-renderer-x11.c		\
+	backends/x11/meta-cursor-renderer-x11.h		\
 	backends/x11/meta-idle-monitor-xsync.c		\
 	backends/x11/meta-idle-monitor-xsync.h		\
 	backends/x11/meta-monitor-manager-xrandr.c	\
 	backends/x11/meta-monitor-manager-xrandr.h	\
-	backends/x11/meta-xrandr-shared.h		\
-	core/above-tab-keycode.c		\
+	core/meta-accel-parse.c			\
+	core/meta-accel-parse.h			\
 	core/barrier.c				\
 	meta/barrier.h				\
 	core/bell.c				\
@@ -113,6 +116,10 @@ libmutter_wayland_la_SOURCES =			\
 	compositor/meta-surface-actor-x11.h	\
 	compositor/meta-surface-actor-wayland.c	\
 	compositor/meta-surface-actor-wayland.h	\
+	compositor/meta-stage.h			\
+	compositor/meta-stage.c			\
+	compositor/meta-sync-ring.c		\
+	compositor/meta-sync-ring.h		\
 	compositor/meta-texture-rectangle.c	\
 	compositor/meta-texture-rectangle.h	\
 	compositor/meta-texture-tower.c		\
@@ -178,10 +185,6 @@ libmutter_wayland_la_SOURCES =			\
 	ui/ui.h					\
 	ui/frames.c				\
 	ui/frames.h				\
-	ui/menu.c				\
-	ui/menu.h				\
-	ui/metaaccellabel.c			\
-	ui/metaaccellabel.h			\
 	ui/resizepopup.c			\
 	ui/resizepopup.h			\
 	ui/theme-parser.c			\
@@ -222,20 +225,36 @@ libmutter_wayland_la_SOURCES =			\
 	wayland/meta-wayland-pointer.h		\
 	wayland/meta-wayland-seat.c		\
 	wayland/meta-wayland-seat.h		\
-	wayland/meta-wayland-stage.h		\
-	wayland/meta-wayland-stage.c		\
 	wayland/meta-wayland-surface.c		\
 	wayland/meta-wayland-surface.h		\
 	wayland/meta-wayland-types.h		\
 	wayland/meta-wayland-versions.h		\
+	wayland/meta-wayland-outputs.c		\
+	wayland/meta-wayland-outputs.h		\
 	wayland/window-wayland.c		\
 	wayland/window-wayland.h
 
-nodist_libmutter_wayland_la_SOURCES =		\
+if HAVE_NATIVE_BACKEND
+libmutter_la_SOURCES +=					\
+	backends/native/meta-backend-native.c		\
+	backends/native/meta-backend-native.h		\
+	backends/native/meta-cursor-renderer-native.c	\
+	backends/native/meta-cursor-renderer-native.h	\
+	backends/native/meta-idle-monitor-native.c	\
+	backends/native/meta-idle-monitor-native.h	\
+	backends/native/meta-monitor-manager-kms.c	\
+	backends/native/meta-monitor-manager-kms.h	\
+	backends/native/meta-launcher.c			\
+	backends/native/meta-launcher.h			\
+	backends/native/dbus-utils.c			\
+	backends/native/dbus-utils.h
+endif
+
+nodist_libmutter_la_SOURCES =			\
 	$(mutter_built_sources)
 
-libmutter_wayland_la_LDFLAGS = -no-undefined
-libmutter_wayland_la_LIBADD  = $(MUTTER_LIBS)
+libmutter_la_LDFLAGS = -no-undefined
+libmutter_la_LIBADD  = $(MUTTER_LIBS) $(MUTTER_NATIVE_BACKEND_LIBS)
 
 # Headers installed for plugins; introspected information will
 # be extracted into Mutter-<version>.gir
@@ -273,29 +292,16 @@ libmutterinclude_base_headers =		\
 libmutterinclude_extra_headers =		\
 	meta/atomnames.h
 
-libmutterincludedir = $(includedir)/mutter-wayland/meta
+libmutterincludedir = $(includedir)/mutter/meta
 
 libmutterinclude_HEADERS =			\
 	$(libmutterinclude_base_headers)	\
 	$(libmutterinclude_extra_headers)
 
-bin_PROGRAMS=mutter-wayland
+bin_PROGRAMS=mutter
 
-mutter_wayland_SOURCES = core/mutter.c
-mutter_wayland_LDADD = $(MUTTER_LIBS) libmutter-wayland.la
-
-bin_PROGRAMS+=mutter-launch
-
-mutter_launch_SOURCES = 			\
-	backends/native/weston-launch.c 	\
-	backends/native/weston-launch.h
-
-mutter_launch_CFLAGS = $(MUTTER_LAUNCH_CFLAGS) -DLIBDIR=\"$(libdir)\"
-mutter_launch_LDFLAGS = $(MUTTER_LAUNCH_LIBS) -lpam
-
-install-exec-hook:
-	-chown root $(DESTDIR)$(bindir)/mutter-launch
-	-chmod u+s $(DESTDIR)$(bindir)/mutter-launch
+mutter_SOURCES = core/mutter.c
+mutter_LDADD = $(MUTTER_LIBS) libmutter.la
 
 if HAVE_INTROSPECTION
 include $(INTROSPECTION_MAKEFILE)
@@ -317,15 +323,15 @@ typelib_DATA = Meta-$(api_version).typelib
 
 INTROSPECTION_GIRS = Meta-$(api_version).gir
 
-Meta-$(api_version).gir: libmutter-wayland.la
+Meta-$(api_version).gir: libmutter.la
 @META_GIR@_INCLUDES = GObject-2.0 GDesktopEnums-3.0 Gdk-3.0 Gtk-3.0 Clutter-1.0 xlib-2.0 xfixes-4.0 Cogl-1.0
-@META_GIR@_EXPORT_PACKAGES = libmutter-wayland
+@META_GIR@_EXPORT_PACKAGES = libmutter
 @META_GIR@_CFLAGS = $(INCLUDES)
-@META_GIR@_LIBS = libmutter-wayland.la
+@META_GIR@_LIBS = libmutter.la
 @META_GIR@_FILES =				\
 	mutter-enum-types.h			\
 	$(libmutterinclude_base_headers)	\
-	$(filter %.c,$(libmutter_wayland_la_SOURCES) $(nodist_libmutter_wayland_la_SOURCES))
+	$(filter %.c,$(libmutter_la_SOURCES) $(nodist_libmutter_la_SOURCES))
 @META_GIR@_SCANNERFLAGS = --warn-all --warn-error
 
 endif
@@ -336,14 +342,14 @@ testasyncgetprop_SOURCES = x11/testasyncgetprop.c
 
 noinst_PROGRAMS=testboxes testgradient testasyncgetprop
 
-testboxes_LDADD = $(MUTTER_LIBS) libmutter-wayland.la
-testgradient_LDADD = $(MUTTER_LIBS) libmutter-wayland.la
-testasyncgetprop_LDADD = $(MUTTER_LIBS) libmutter-wayland.la
+testboxes_LDADD = $(MUTTER_LIBS) libmutter.la
+testgradient_LDADD = $(MUTTER_LIBS) libmutter.la
+testasyncgetprop_LDADD = $(MUTTER_LIBS) libmutter.la
 
 @INTLTOOL_DESKTOP_RULE@
 
 desktopfilesdir=$(datadir)/applications
-desktopfiles_in_files=mutter-wayland.desktop.in
+desktopfiles_in_files=mutter.desktop.in
 desktopfiles_files=$(desktopfiles_in_files:.desktop.in=.desktop)
 desktopfiles_DATA = $(desktopfiles_files)
 
@@ -364,7 +370,7 @@ convertdir = $(datadir)/GConf/gsettings
 convert_DATA = mutter-schemas.convert
 
 CLEANFILES =					\
-	mutter-wayland.desktop			\
+	mutter.desktop				\
 	mutter-wm.desktop			\
 	org.gnome.mutter.gschema.xml		\
 	org.gnome.mutter.wayland.gschema.xml	\
@@ -375,7 +381,7 @@ CLEANFILES =					\
 
 pkgconfigdir = $(libdir)/pkgconfig
 
-pkgconfig_DATA = libmutter-wayland.pc
+pkgconfig_DATA = libmutter.pc
 
 EXTRA_DIST=$(desktopfiles_files) 	\
 	$(wmproperties_files)		\
@@ -387,9 +393,10 @@ EXTRA_DIST=$(desktopfiles_files) 	\
 	org.gnome.mutter.gschema.xml.in \
 	org.gnome.mutter.wayland.gschema.xml.in \
 	mutter-schemas.convert \
-	libmutter-wayland.pc.in \
+	libmutter.pc.in \
 	mutter-enum-types.h.in \
 	mutter-enum-types.c.in \
+	org.freedesktop.login1.xml	\
 	org.gnome.Mutter.DisplayConfig.xml	\
 	org.gnome.Mutter.IdleMonitor.xml
 
@@ -433,6 +440,15 @@ $(dbus_idle_built_sources) : Makefile.am org.gnome.Mutter.IdleMonitor.xml
 		--c-generate-object-manager						\
 		$(srcdir)/org.gnome.Mutter.IdleMonitor.xml
 
+dbus_login1_built_sources = meta-dbus-login1.c meta-dbus-login1.h
+
+$(dbus_login1_built_sources) : Makefile.am org.freedesktop.login1.xml
+	$(AM_V_GEN)gdbus-codegen							\
+		--interface-prefix org.freedesktop.login1				\
+		--c-namespace Login1							\
+		--generate-c-code meta-dbus-login1					\
+		$(srcdir)/org.freedesktop.login1.xml
+
 %-protocol.c : $(srcdir)/wayland/protocol/%.xml
 	$(AM_V_GEN)$(WAYLAND_SCANNER) code < $< > $@
 %-server-protocol.h : $(srcdir)/wayland/protocol/%.xml

src/backends/edid-parse.c

@@ -179,7 +179,7 @@ decode_display_parameters (const uchar *edid, MonitorInfo *info)
   else if (edid[0x16] == 0)
     {
       info->width_mm = -1;
-      info->height_mm = -1; 
+      info->height_mm = -1;
       info->aspect_ratio = 100.0 / (edid[0x15] + 99);
     }
   else if (edid[0x15] == 0)
@@ -267,7 +267,7 @@ decode_color_characteristics (const uchar *edid, MonitorInfo *info)
 static int
 decode_established_timings (const uchar *edid, MonitorInfo *info)
 {
-  static const Timing established[][8] = 
+  static const Timing established[][8] =
     {
       {
         { 800, 600, 60 },

src/backends/edid.h

@@ -1,9 +1,9 @@
 /* edid.h
  *
  * Copyright 2007, 2008, Red Hat, Inc.
- * 
+ *
  * This file is part of the Gnome Library.
- * 
+ *
  * The Gnome Library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -13,12 +13,12 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Library General Public
  * License along with the Gnome Library; see the file COPYING.LIB.  If not,
  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
- * 
+ *
  * Author: Soren Sandmann <sandmann@redhat.com>
  */
 
@@ -177,7 +177,7 @@ struct MonitorInfo
   DetailedTiming detailed_timings[4];	/* If monitor has a preferred
                                          * mode, it is the first one
                                          * (whether it has, is
-                                         * determined by the 
+                                         * determined by the
                                          * preferred_timing_includes
                                          * bit.
                                          */

src/backends/meta-backend-private.h

@@ -0,0 +1,71 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+
+#ifndef META_BACKEND_PRIVATE_H
+#define META_BACKEND_PRIVATE_H
+
+#include <glib-object.h>
+
+#include "meta-backend.h"
+
+#define META_TYPE_BACKEND             (meta_backend_get_type ())
+#define META_BACKEND(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_BACKEND, MetaBackend))
+#define META_BACKEND_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_BACKEND, MetaBackendClass))
+#define META_IS_BACKEND(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_BACKEND))
+#define META_IS_BACKEND_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_BACKEND))
+#define META_BACKEND_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_BACKEND, MetaBackendClass))
+
+struct _MetaBackend
+{
+  GObject parent;
+
+  MetaIdleMonitor *device_monitors[256];
+  int device_id_max;
+};
+
+struct _MetaBackendClass
+{
+  GObjectClass parent_class;
+
+  void (* post_init) (MetaBackend *backend);
+
+  MetaIdleMonitor * (* create_idle_monitor) (MetaBackend *backend,
+                                             int          device_id);
+  MetaMonitorManager * (* create_monitor_manager) (MetaBackend *backend);
+  MetaCursorRenderer * (* create_cursor_renderer) (MetaBackend *backend);
+
+  gboolean (* grab_device) (MetaBackend *backend,
+                            int          device_id,
+                            uint32_t     timestamp);
+  gboolean (* ungrab_device) (MetaBackend *backend,
+                              int          device_id,
+                              uint32_t     timestamp);
+
+  void (* warp_pointer) (MetaBackend *backend,
+                         int          x,
+                         int          y);
+};
+
+#endif /* META_BACKEND_PRIVATE_H */

src/backends/meta-backend.c

@@ -25,14 +25,213 @@
 #include "config.h"
 
 #include "meta-backend.h"
-#include <meta/main.h>
+#include "meta-backend-private.h"
 
-#include <gdk/gdkx.h>
 #include <clutter/clutter.h>
-#include <clutter/x11/clutter-x11.h>
 
-#include "backends/native/meta-weston-launch.h"
-#include <meta/util.h>
+#include "backends/x11/meta-backend-x11.h"
+
+#ifdef HAVE_NATIVE_BACKEND
+#include "backends/native/meta-backend-native.h"
+#endif
+
+static MetaBackend *_backend;
+
+MetaBackend *
+meta_get_backend (void)
+{
+  return _backend;
+}
+
+struct _MetaBackendPrivate
+{
+  MetaMonitorManager *monitor_manager;
+  MetaCursorRenderer *cursor_renderer;
+};
+typedef struct _MetaBackendPrivate MetaBackendPrivate;
+
+G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (MetaBackend, meta_backend, G_TYPE_OBJECT);
+
+static void
+meta_backend_finalize (GObject *object)
+{
+  MetaBackend *backend = META_BACKEND (object);
+  MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
+  int i;
+
+  g_clear_object (&priv->monitor_manager);
+
+  for (i = 0; i <= backend->device_id_max; i++)
+    {
+      if (backend->device_monitors[i])
+        g_object_unref (backend->device_monitors[i]);
+    }
+
+  G_OBJECT_CLASS (meta_backend_parent_class)->finalize (object);
+}
+
+static void
+meta_backend_real_post_init (MetaBackend *backend)
+{
+  MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
+
+  priv->monitor_manager = META_BACKEND_GET_CLASS (backend)->create_monitor_manager (backend);
+  priv->cursor_renderer = META_BACKEND_GET_CLASS (backend)->create_cursor_renderer (backend);
+}
+
+static MetaCursorRenderer *
+meta_backend_real_create_cursor_renderer (MetaBackend *backend)
+{
+  return meta_cursor_renderer_new ();
+}
+
+static gboolean
+meta_backend_real_grab_device (MetaBackend *backend,
+                               int          device_id,
+                               uint32_t     timestamp)
+{
+  /* Do nothing */
+  return TRUE;
+}
+
+static gboolean
+meta_backend_real_ungrab_device (MetaBackend *backend,
+                                 int          device_id,
+                                 uint32_t     timestamp)
+{
+  /* Do nothing */
+  return TRUE;
+}
+
+static void
+meta_backend_real_warp_pointer (MetaBackend *backend,
+                                int          x,
+                                int          y)
+{
+  /* Do nothing */
+}
+
+static void
+meta_backend_class_init (MetaBackendClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = meta_backend_finalize;
+
+  klass->post_init = meta_backend_real_post_init;
+  klass->create_cursor_renderer = meta_backend_real_create_cursor_renderer;
+  klass->grab_device = meta_backend_real_grab_device;
+  klass->ungrab_device = meta_backend_real_ungrab_device;
+  klass->warp_pointer = meta_backend_real_warp_pointer;
+}
+
+static void
+meta_backend_init (MetaBackend *backend)
+{
+  _backend = backend;
+}
+
+/* FIXME -- destroy device monitors at some point */
+G_GNUC_UNUSED static void
+destroy_device_monitor (MetaBackend *backend,
+                        int          device_id)
+{
+  g_clear_object (&backend->device_monitors[device_id]);
+  if (device_id == backend->device_id_max)
+    backend->device_id_max--;
+}
+
+static MetaIdleMonitor *
+meta_backend_create_idle_monitor (MetaBackend *backend,
+                                  int          device_id)
+{
+  return META_BACKEND_GET_CLASS (backend)->create_idle_monitor (backend, device_id);
+}
+
+static void
+meta_backend_post_init (MetaBackend *backend)
+{
+  META_BACKEND_GET_CLASS (backend)->post_init (backend);
+}
+
+MetaIdleMonitor *
+meta_backend_get_idle_monitor (MetaBackend *backend,
+                               int          device_id)
+{
+  g_return_val_if_fail (device_id >= 0 && device_id < 256, NULL);
+
+  if (!backend->device_monitors[device_id])
+    {
+      backend->device_monitors[device_id] = meta_backend_create_idle_monitor (backend, device_id);
+      backend->device_id_max = MAX (backend->device_id_max, device_id);
+    }
+
+  return backend->device_monitors[device_id];
+}
+
+MetaMonitorManager *
+meta_backend_get_monitor_manager (MetaBackend *backend)
+{
+  MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
+
+  return priv->monitor_manager;
+}
+
+MetaCursorRenderer *
+meta_backend_get_cursor_renderer (MetaBackend *backend)
+{
+  MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
+
+  return priv->cursor_renderer;
+}
+
+gboolean
+meta_backend_grab_device (MetaBackend *backend,
+                          int          device_id,
+                          uint32_t     timestamp)
+{
+  return META_BACKEND_GET_CLASS (backend)->grab_device (backend, device_id, timestamp);
+}
+
+gboolean
+meta_backend_ungrab_device (MetaBackend *backend,
+                            int          device_id,
+                            uint32_t     timestamp)
+{
+  return META_BACKEND_GET_CLASS (backend)->ungrab_device (backend, device_id, timestamp);
+}
+
+void
+meta_backend_warp_pointer (MetaBackend *backend,
+                           int          x,
+                           int          y)
+{
+  META_BACKEND_GET_CLASS (backend)->warp_pointer (backend, x, y);
+}
+
+static GType
+get_backend_type (void)
+{
+#if defined(CLUTTER_WINDOWING_X11)
+  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_X11))
+    return META_TYPE_BACKEND_X11;
+#endif
+
+#if defined(CLUTTER_WINDOWING_EGL) && defined(HAVE_NATIVE_BACKEND)
+  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL))
+    return META_TYPE_BACKEND_NATIVE;
+#endif
+
+  g_assert_not_reached ();
+}
+
+static void
+meta_create_backend (void)
+{
+  /* meta_backend_init() above install the backend globally so
+   * so meta_get_backend() works even during initialization. */
+  g_object_new (get_backend_type (), NULL);
+}
 
 /* Mutter is responsible for pulling events off the X queue, so Clutter
  * doesn't need (and shouldn't) run its normal event source which polls
@@ -82,37 +281,12 @@ static GSourceFuncs event_funcs = {
   event_dispatch
 };
 
-static MetaLauncher *launcher;
-
 void
 meta_clutter_init (void)
 {
   GSource *source;
 
-  /* When running as an X11 compositor, we install our own event filter and
-   * pass events to Clutter explicitly, so we need to prevent Clutter from
-   * handling our events.
-   *
-   * However, when running as a Wayland compostior under X11 nested, Clutter
-   * Clutter needs to see events related to its own window. We need to
-   * eventually replace this with a proper frontend / backend split: Clutter
-   * under nested is connecting to the "host X server" to get its events it
-   * needs to put up a window, and GTK+ is connecting to the "inner X server".
-   * The two would the same in the X11 compositor case, but not when running
-   * XWayland as a Wayland compositor.
-   */
-  if (!meta_is_wayland_compositor ())
-    {
-      clutter_x11_set_display (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()));
-      clutter_x11_disable_event_retrieval ();
-    }
-
-  /* If we're running on bare metal, we're a display server,
-   * so start talking to weston-launch. */
-#if defined(CLUTTER_WINDOWING_EGL)
-  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL))
-    launcher = meta_launcher_new ();
-#endif
+  meta_create_backend ();
 
   if (clutter_init (NULL, NULL) != CLUTTER_INIT_SUCCESS)
     g_error ("Unable to initialize Clutter.\n");
@@ -120,38 +294,6 @@ meta_clutter_init (void)
   source = g_source_new (&event_funcs, sizeof (GSource));
   g_source_attach (source, NULL);
   g_source_unref (source);
-}
-
-gboolean
-meta_activate_vt (int vt, GError **error)
-{
-  if (launcher)
-    return meta_launcher_activate_vt (launcher, vt, error);
-  else
-    {
-      g_debug ("Ignoring VT switch keybinding, not running as display server");
-      return TRUE;
-    }
-}
-
-/**
- * meta_activate_session:
- *
- * Tells mutter to activate the session. When mutter is a
- * Wayland compositor, this tells logind to switch over to
- * the new session.
- */
-gboolean
-meta_activate_session (void)
-{
-  GError *error = NULL;
-
-  if (!meta_launcher_activate_vt (launcher, -1, &error))
-    {
-      g_warning ("Could not activate session: %s\n", error->message);
-      g_error_free (error);
-      return FALSE;
-    }
-
-  return TRUE;
+
+  meta_backend_post_init (_backend);
 }

src/backends/meta-backend.h

@@ -27,8 +27,33 @@
 
 #include <glib-object.h>
 
+#include <meta/meta-idle-monitor.h>
+#include "meta-monitor-manager.h"
+#include "meta-cursor-renderer.h"
+
+typedef struct _MetaBackend        MetaBackend;
+typedef struct _MetaBackendClass   MetaBackendClass;
+
+GType meta_backend_get_type (void);
+
+MetaBackend * meta_get_backend (void);
+
+MetaIdleMonitor * meta_backend_get_idle_monitor (MetaBackend *backend,
+                                                 int          device_id);
+MetaMonitorManager * meta_backend_get_monitor_manager (MetaBackend *backend);
+MetaCursorRenderer * meta_backend_get_cursor_renderer (MetaBackend *backend);
+
+gboolean meta_backend_grab_device (MetaBackend *backend,
+                                   int          device_id,
+                                   uint32_t     timestamp);
+gboolean meta_backend_ungrab_device (MetaBackend *backend,
+                                     int          device_id,
+                                     uint32_t     timestamp);
+
+void meta_backend_warp_pointer (MetaBackend *backend,
+                                int          x,
+                                int          y);
+
 void meta_clutter_init (void);
 
-gboolean meta_activate_vt (int vt, GError **error);
-
 #endif /* META_BACKEND_H */

src/backends/meta-cursor-private.h

@@ -36,6 +36,7 @@ typedef struct {
 struct _MetaCursorReference {
   int ref_count;
 
+  MetaCursor cursor;
   MetaCursorImage image;
 };
 

src/backends/meta-cursor-renderer.c

@@ -0,0 +1,172 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include "config.h"
+
+#include "meta-cursor-renderer.h"
+#include "meta-cursor-private.h"
+
+#include <cogl/cogl.h>
+#include <cogl/cogl-wayland-server.h>
+#include <clutter/clutter.h>
+
+#include "meta-stage.h"
+
+#include "wayland/meta-wayland-private.h"
+
+struct _MetaCursorRendererPrivate
+{
+  int current_x, current_y;
+  MetaRectangle current_rect;
+
+  MetaCursorReference *displayed_cursor;
+  gboolean handled_by_backend;
+};
+typedef struct _MetaCursorRendererPrivate MetaCursorRendererPrivate;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaCursorRenderer, meta_cursor_renderer, G_TYPE_OBJECT);
+
+static void
+queue_redraw (MetaCursorRenderer *renderer)
+{
+  MetaCursorRendererPrivate *priv = meta_cursor_renderer_get_instance_private (renderer);
+  MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
+  ClutterActor *stage = compositor->stage;
+
+  /* During early initialization, we can have no stage */
+  if (!stage)
+    return;
+
+  if (priv->handled_by_backend)
+    meta_stage_set_cursor (META_STAGE (stage), NULL, &priv->current_rect);
+  else
+    meta_stage_set_cursor (META_STAGE (stage), priv->displayed_cursor, &priv->current_rect);
+}
+
+static gboolean
+meta_cursor_renderer_real_update_cursor (MetaCursorRenderer *renderer)
+{
+  return FALSE;
+}
+
+static void
+meta_cursor_renderer_class_init (MetaCursorRendererClass *klass)
+{
+  klass->update_cursor = meta_cursor_renderer_real_update_cursor;
+}
+
+static void
+meta_cursor_renderer_init (MetaCursorRenderer *renderer)
+{
+}
+
+static void
+update_cursor (MetaCursorRenderer *renderer)
+{
+  MetaCursorRendererPrivate *priv = meta_cursor_renderer_get_instance_private (renderer);
+  gboolean handled_by_backend;
+  gboolean should_redraw = FALSE;
+
+  if (priv->displayed_cursor)
+    {
+      CoglTexture *texture;
+      int hot_x, hot_y;
+
+      texture = meta_cursor_reference_get_cogl_texture (priv->displayed_cursor, &hot_x, &hot_y);
+
+      priv->current_rect.x = priv->current_x - hot_x;
+      priv->current_rect.y = priv->current_y - hot_y;
+      priv->current_rect.width = cogl_texture_get_width (COGL_TEXTURE (texture));
+      priv->current_rect.height = cogl_texture_get_height (COGL_TEXTURE (texture));
+    }
+  else
+    {
+      priv->current_rect.x = 0;
+      priv->current_rect.y = 0;
+      priv->current_rect.width = 0;
+      priv->current_rect.height = 0;
+    }
+
+  handled_by_backend = META_CURSOR_RENDERER_GET_CLASS (renderer)->update_cursor (renderer);
+  if (handled_by_backend != priv->handled_by_backend)
+    {
+      priv->handled_by_backend = handled_by_backend;
+      should_redraw = TRUE;
+    }
+
+  if (!handled_by_backend)
+    should_redraw = TRUE;
+
+  if (should_redraw)
+    queue_redraw (renderer);
+}
+
+MetaCursorRenderer *
+meta_cursor_renderer_new (void)
+{
+  return g_object_new (META_TYPE_CURSOR_RENDERER, NULL);
+}
+
+void
+meta_cursor_renderer_set_cursor (MetaCursorRenderer  *renderer,
+                                 MetaCursorReference *cursor)
+{
+  MetaCursorRendererPrivate *priv = meta_cursor_renderer_get_instance_private (renderer);
+
+  if (priv->displayed_cursor == cursor)
+    return;
+
+  priv->displayed_cursor = cursor;
+  update_cursor (renderer);
+}
+
+void
+meta_cursor_renderer_set_position (MetaCursorRenderer *renderer,
+                                   int x, int y)
+{
+  MetaCursorRendererPrivate *priv = meta_cursor_renderer_get_instance_private (renderer);
+
+  g_assert (meta_is_wayland_compositor ());
+
+  priv->current_x = x;
+  priv->current_y = y;
+
+  update_cursor (renderer);
+}
+
+MetaCursorReference *
+meta_cursor_renderer_get_cursor (MetaCursorRenderer *renderer)
+{
+  MetaCursorRendererPrivate *priv = meta_cursor_renderer_get_instance_private (renderer);
+
+  return priv->displayed_cursor;
+}
+
+const MetaRectangle *
+meta_cursor_renderer_get_rect (MetaCursorRenderer *renderer)
+{
+  MetaCursorRendererPrivate *priv = meta_cursor_renderer_get_instance_private (renderer);
+
+  return &priv->current_rect;
+}

src/backends/meta-cursor-renderer.h

@@ -0,0 +1,70 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#ifndef META_CURSOR_RENDERER_H
+#define META_CURSOR_RENDERER_H
+
+#include <glib-object.h>
+
+#include <meta/screen.h>
+#include "meta-cursor.h"
+
+#include <gbm.h>
+
+#define META_TYPE_CURSOR_RENDERER            (meta_cursor_renderer_get_type ())
+#define META_CURSOR_RENDERER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_CURSOR_RENDERER, MetaCursorRenderer))
+#define META_CURSOR_RENDERER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_CURSOR_RENDERER, MetaCursorRendererClass))
+#define META_IS_CURSOR_RENDERER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_CURSOR_RENDERER))
+#define META_IS_CURSOR_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_CURSOR_RENDERER))
+#define META_CURSOR_RENDERER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_CURSOR_RENDERER, MetaCursorRendererClass))
+
+typedef struct _MetaCursorRenderer        MetaCursorRenderer;
+typedef struct _MetaCursorRendererClass   MetaCursorRendererClass;
+
+struct _MetaCursorRenderer
+{
+  GObject parent;
+};
+
+struct _MetaCursorRendererClass
+{
+  GObjectClass parent_class;
+
+  gboolean (* update_cursor) (MetaCursorRenderer *renderer);
+};
+
+GType meta_cursor_renderer_get_type (void) G_GNUC_CONST;
+
+MetaCursorRenderer * meta_cursor_renderer_new (void);
+
+void meta_cursor_renderer_set_cursor (MetaCursorRenderer  *renderer,
+                                      MetaCursorReference *cursor);
+
+void meta_cursor_renderer_set_position (MetaCursorRenderer *renderer,
+                                        int x, int y);
+
+MetaCursorReference * meta_cursor_renderer_get_cursor (MetaCursorRenderer *renderer);
+const MetaRectangle * meta_cursor_renderer_get_rect (MetaCursorRenderer *renderer);
+
+#endif /* META_CURSOR_RENDERER_H */

src/backends/meta-cursor-tracker-private.h

@@ -24,34 +24,22 @@
 
 #include <meta/meta-cursor-tracker.h>
 #include <wayland-server.h>
+#include <gbm.h>
 
 #include "meta-cursor.h"
+#include "meta-cursor-renderer.h"
 
 struct _MetaCursorTracker {
   GObject parent_instance;
 
   MetaScreen *screen;
+  MetaCursorRenderer *renderer;
 
   gboolean is_showing;
-  gboolean has_hw_cursor;
 
-  /* The cursor tracker stores the cursor for the current grab
-   * operation, the cursor for the window with pointer focus, and
-   * the cursor for the root window, which contains either the
-   * default arrow cursor or the 'busy' hourglass if we're launching
-   * an app.
-   *
-   * We choose the first one available -- if there's a grab cursor,
-   * we choose that cursor, if there's window cursor, we choose that,
-   * otherwise we choose the root cursor.
-   *
-   * The displayed_cursor contains the chosen cursor.
-   */
   MetaCursorReference *displayed_cursor;
 
-  MetaCursorReference *grab_cursor;
-
-  /* Wayland clients can set a NULL buffer as their cursor 
+  /* Wayland clients can set a NULL buffer as their cursor
    * explicitly, which means that we shouldn't display anything.
    * So, we can't simply store a NULL in window_cursor to
    * determine an unset window cursor; we need an extra boolean.
@@ -61,16 +49,8 @@ struct _MetaCursorTracker {
 
   MetaCursorReference *root_cursor;
 
-  MetaCursorReference *theme_cursors[META_CURSOR_LAST];
-
-  int current_x, current_y;
-  MetaRectangle current_rect;
-  MetaRectangle previous_rect;
-  gboolean previous_is_valid;
-
-  CoglPipeline *pipeline;
-  int drm_fd;
-  struct gbm_device *gbm;
+  /* The cursor from the X11 server. */
+  MetaCursorReference *xfixes_cursor;
 };
 
 struct _MetaCursorTrackerClass {
@@ -80,8 +60,6 @@ struct _MetaCursorTrackerClass {
 gboolean meta_cursor_tracker_handle_xevent (MetaCursorTracker *tracker,
 					    XEvent            *xevent);
 
-void     meta_cursor_tracker_set_grab_cursor     (MetaCursorTracker   *tracker,
-                                                  MetaCursorReference *cursor);
 void     meta_cursor_tracker_set_window_cursor   (MetaCursorTracker   *tracker,
                                                   MetaCursorReference *cursor);
 void     meta_cursor_tracker_unset_window_cursor (MetaCursorTracker   *tracker);
@@ -91,8 +69,7 @@ void     meta_cursor_tracker_set_root_cursor     (MetaCursorTracker   *tracker,
 void     meta_cursor_tracker_update_position (MetaCursorTracker *tracker,
 					      int                new_x,
 					      int                new_y);
-void     meta_cursor_tracker_paint           (MetaCursorTracker *tracker);
 
-void     meta_cursor_tracker_force_update (MetaCursorTracker *tracker);
+MetaCursorReference * meta_cursor_tracker_get_displayed_cursor (MetaCursorTracker *tracker);
 
 #endif

src/backends/meta-cursor-tracker.c

@@ -1,8 +1,8 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright 2013 Red Hat, Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -12,7 +12,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  *
@@ -36,15 +36,15 @@
 #include <cogl/cogl.h>
 #include <cogl/cogl-wayland-server.h>
 #include <clutter/clutter.h>
-#include <gbm.h>
 
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 
+#include "meta-backend.h"
+
 #include "meta-cursor-private.h"
 #include "meta-cursor-tracker-private.h"
 #include "screen-private.h"
-#include "meta-monitor-manager.h"
 
 #include "wayland/meta-wayland-private.h"
 
@@ -57,19 +57,46 @@ enum {
 
 static guint signals[LAST_SIGNAL];
 
-static void meta_cursor_tracker_set_crtc_has_hw_cursor (MetaCursorTracker *tracker,
-                                                        MetaCRTC          *crtc,
-                                                        gboolean           has_hw_cursor);
-static void sync_cursor (MetaCursorTracker *tracker);
+static MetaCursorReference *
+get_displayed_cursor (MetaCursorTracker *tracker)
+{
+  if (!tracker->is_showing)
+    return NULL;
+
+  if (tracker->screen->display->grab_op == META_GRAB_OP_NONE)
+    {
+      if (tracker->has_window_cursor)
+        return tracker->window_cursor;
+    }
+
+  return tracker->root_cursor;
+}
+
+static void
+update_displayed_cursor (MetaCursorTracker *tracker)
+{
+  meta_cursor_renderer_set_cursor (tracker->renderer, tracker->displayed_cursor);
+}
+
+static void
+sync_cursor (MetaCursorTracker *tracker)
+{
+  MetaCursorReference *displayed_cursor = get_displayed_cursor (tracker);
+
+  if (tracker->displayed_cursor == displayed_cursor)
+    return;
+
+  g_clear_pointer (&tracker->displayed_cursor, meta_cursor_reference_unref);
+  if (displayed_cursor)
+    tracker->displayed_cursor = meta_cursor_reference_ref (displayed_cursor);
+
+  update_displayed_cursor (tracker);
+  g_signal_emit (tracker, signals[CURSOR_CHANGED], 0);
+}
 
 static void
 meta_cursor_tracker_init (MetaCursorTracker *self)
 {
-  /* (JS) Best (?) that can be assumed since XFixes doesn't provide a way of
-     detecting if the system mouse cursor is showing or not.
-
-     On wayland we start with the cursor showing
-  */
   self->is_showing = TRUE;
 }
 
@@ -77,22 +104,12 @@ static void
 meta_cursor_tracker_finalize (GObject *object)
 {
   MetaCursorTracker *self = META_CURSOR_TRACKER (object);
-  int i;
 
   if (self->displayed_cursor)
     meta_cursor_reference_unref (self->displayed_cursor);
   if (self->root_cursor)
     meta_cursor_reference_unref (self->root_cursor);
 
-  for (i = 0; i < META_CURSOR_LAST; i++)
-    if (self->theme_cursors[i])
-      meta_cursor_reference_unref (self->theme_cursors[i]);
-
-  if (self->pipeline)
-    cogl_object_unref (self->pipeline);
-  if (self->gbm)
-    gbm_device_destroy (self->gbm);
-
   G_OBJECT_CLASS (meta_cursor_tracker_parent_class)->finalize (object);
 }
 
@@ -111,64 +128,20 @@ meta_cursor_tracker_class_init (MetaCursorTrackerClass *klass)
                                           G_TYPE_NONE, 0);
 }
 
-static void
-on_monitors_changed (MetaMonitorManager *monitors,
-                     MetaCursorTracker  *tracker)
-{
-  MetaCRTC *crtcs;
-  unsigned int i, n_crtcs;
-
-  if (!tracker->has_hw_cursor)
-    return;
-
-  /* Go through the new list of monitors, find out where the cursor is */
-  meta_monitor_manager_get_resources (monitors, NULL, NULL, &crtcs, &n_crtcs, NULL, NULL);
-
-  for (i = 0; i < n_crtcs; i++)
-    {
-      MetaRectangle *rect = &crtcs[i].rect;
-      gboolean has;
-
-      has = meta_rectangle_overlap (&tracker->current_rect, rect);
-
-      /* Need to do it unconditionally here, our tracking is
-         wrong because we reloaded the CRTCs */
-      meta_cursor_tracker_set_crtc_has_hw_cursor (tracker, &crtcs[i], has);
-    }
-}
-
 static MetaCursorTracker *
 make_wayland_cursor_tracker (MetaScreen *screen)
 {
+  MetaBackend *backend = meta_get_backend ();
   MetaWaylandCompositor *compositor;
-  CoglContext *ctx;
-  MetaMonitorManager *monitors;
   MetaCursorTracker *self;
 
   self = g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
   self->screen = screen;
-
-  ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
-  self->pipeline = cogl_pipeline_new (ctx);
+  self->renderer = meta_backend_get_cursor_renderer (backend);
 
   compositor = meta_wayland_compositor_get_default ();
-  compositor->seat->cursor_tracker = self;
-  meta_cursor_tracker_update_position (self,
-                                       wl_fixed_to_int (compositor->seat->pointer.x),
-                                       wl_fixed_to_int (compositor->seat->pointer.y));
-
-#if defined(CLUTTER_WINDOWING_EGL)
-  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL))
-    {
-      CoglRenderer *cogl_renderer = cogl_display_get_renderer (cogl_context_get_display (ctx));
-      self->drm_fd = cogl_kms_renderer_get_kms_fd (cogl_renderer);
-      self->gbm = gbm_create_device (self->drm_fd);
-    }
-#endif
-
-  monitors = meta_monitor_manager_get ();
-  g_signal_connect_object (monitors, "monitors-changed",
-                           G_CALLBACK (on_monitors_changed), self, 0);
+  compositor->seat->pointer.cursor_tracker = self;
+  meta_cursor_tracker_update_position (self, 0, 0);
 
   return self;
 }
@@ -176,8 +149,12 @@ make_wayland_cursor_tracker (MetaScreen *screen)
 static MetaCursorTracker *
 make_x11_cursor_tracker (MetaScreen *screen)
 {
-  MetaCursorTracker *self = g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
+  MetaBackend *backend = meta_get_backend ();
+  MetaCursorTracker *self;
+
+  self = g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
   self->screen = screen;
+  self->renderer = meta_backend_get_cursor_renderer (backend);
 
   XFixesSelectCursorInput (screen->display->xdisplay,
                            screen->xroot,
@@ -186,6 +163,17 @@ make_x11_cursor_tracker (MetaScreen *screen)
   return self;
 }
 
+static MetaCursorTracker *
+meta_cursor_tracker_new (MetaScreen *screen)
+{
+  if (meta_is_wayland_compositor ())
+    return make_wayland_cursor_tracker (screen);
+  else
+    return make_x11_cursor_tracker (screen);
+}
+
+static MetaCursorTracker *_cursor_tracker;
+
 /**
  * meta_cursor_tracker_get_for_screen:
  * @screen: the #MetaScreen
@@ -197,18 +185,10 @@ make_x11_cursor_tracker (MetaScreen *screen)
 MetaCursorTracker *
 meta_cursor_tracker_get_for_screen (MetaScreen *screen)
 {
-  MetaCursorTracker *self;
+  if (!_cursor_tracker)
+    _cursor_tracker = meta_cursor_tracker_new (screen);
 
-  if (screen->cursor_tracker)
-    return screen->cursor_tracker;
-
-  if (meta_is_wayland_compositor ())
-    self = make_wayland_cursor_tracker (screen);
-  else
-    self = make_x11_cursor_tracker (screen);
-
-  screen->cursor_tracker = self;
-  return self;
+  return _cursor_tracker;
 }
 
 static void
@@ -239,7 +219,7 @@ meta_cursor_tracker_handle_xevent (MetaCursorTracker *tracker,
   if (notify_event->subtype != XFixesDisplayCursorNotify)
     return FALSE;
 
-  set_window_cursor (tracker, FALSE, NULL);
+  g_clear_pointer (&tracker->xfixes_cursor, meta_cursor_reference_unref);
 
   return TRUE;
 }
@@ -269,7 +249,7 @@ ensure_xfixes_cursor (MetaCursorTracker *tracker)
   gboolean free_cursor_data;
   CoglContext *ctx;
 
-  if (tracker->has_window_cursor)
+  if (tracker->xfixes_cursor)
     return;
 
   cursor_image = XFixesGetCursorImage (tracker->screen->display->xdisplay);
@@ -319,7 +299,7 @@ ensure_xfixes_cursor (MetaCursorTracker *tracker)
       MetaCursorReference *cursor = meta_cursor_reference_take_texture (sprite,
                                                                         cursor_image->xhot,
                                                                         cursor_image->yhot);
-      set_window_cursor (tracker, TRUE, cursor);
+      tracker->xfixes_cursor = cursor;
     }
   XFree (cursor_image);
 }
@@ -332,13 +312,22 @@ ensure_xfixes_cursor (MetaCursorTracker *tracker)
 CoglTexture *
 meta_cursor_tracker_get_sprite (MetaCursorTracker *tracker)
 {
+  MetaCursorReference *cursor;
+
   g_return_val_if_fail (META_IS_CURSOR_TRACKER (tracker), NULL);
 
-  if (!meta_is_wayland_compositor ())
-    ensure_xfixes_cursor (tracker);
+  if (meta_is_wayland_compositor ())
+    {
+      cursor = tracker->displayed_cursor;
+    }
+  else
+    {
+      ensure_xfixes_cursor (tracker);
+      cursor = tracker->xfixes_cursor;
+    }
 
-  if (tracker->displayed_cursor)
-    return meta_cursor_reference_get_cogl_texture (tracker->displayed_cursor, NULL, NULL);
+  if (cursor)
+    return meta_cursor_reference_get_cogl_texture (cursor, NULL, NULL);
   else
     return NULL;
 }
@@ -355,13 +344,22 @@ meta_cursor_tracker_get_hot (MetaCursorTracker *tracker,
                              int               *x,
                              int               *y)
 {
+  MetaCursorReference *cursor;
+
   g_return_if_fail (META_IS_CURSOR_TRACKER (tracker));
 
-  if (!meta_is_wayland_compositor ())
-    ensure_xfixes_cursor (tracker);
+  if (meta_is_wayland_compositor ())
+    {
+      cursor = tracker->displayed_cursor;
+    }
+  else
+    {
+      ensure_xfixes_cursor (tracker);
+      cursor = tracker->xfixes_cursor;
+    }
 
-  if (tracker->displayed_cursor)
-    meta_cursor_reference_get_cogl_texture (tracker->displayed_cursor, x, y);
+  if (cursor)
+    meta_cursor_reference_get_cogl_texture (cursor, x, y);
   else
     {
       if (x)
@@ -371,17 +369,6 @@ meta_cursor_tracker_get_hot (MetaCursorTracker *tracker,
     }
 }
 
-void
-meta_cursor_tracker_set_grab_cursor (MetaCursorTracker   *tracker,
-                                     MetaCursorReference *cursor)
-{
-  g_clear_pointer (&tracker->grab_cursor, meta_cursor_reference_unref);
-  if (cursor)
-    tracker->grab_cursor = meta_cursor_reference_ref (cursor);
-
-  sync_cursor (tracker);
-}
-
 void
 meta_cursor_tracker_set_window_cursor (MetaCursorTracker   *tracker,
                                        MetaCursorReference *cursor)
@@ -406,184 +393,6 @@ meta_cursor_tracker_set_root_cursor (MetaCursorTracker   *tracker,
   sync_cursor (tracker);
 }
 
-static gboolean
-should_have_hw_cursor (MetaCursorTracker *tracker)
-{
-  if (tracker->displayed_cursor)
-    return (meta_cursor_reference_get_gbm_bo (tracker->displayed_cursor, NULL, NULL) != NULL);
-  else
-    return FALSE;
-}
-
-static void
-update_hw_cursor (MetaCursorTracker *tracker)
-{
-  MetaMonitorManager *monitors;
-  MetaCRTC *crtcs;
-  unsigned int i, n_crtcs;
-  gboolean enabled;
-
-  enabled = should_have_hw_cursor (tracker);
-  tracker->has_hw_cursor = enabled;
-
-  monitors = meta_monitor_manager_get ();
-  meta_monitor_manager_get_resources (monitors, NULL, NULL, &crtcs, &n_crtcs, NULL, NULL);
-
-  for (i = 0; i < n_crtcs; i++)
-    {
-      MetaRectangle *rect = &crtcs[i].rect;
-      gboolean has;
-
-      has = enabled && meta_rectangle_overlap (&tracker->current_rect, rect);
-
-      if (has || crtcs[i].has_hw_cursor)
-        meta_cursor_tracker_set_crtc_has_hw_cursor (tracker, &crtcs[i], has);
-    }
-}
-
-static void
-move_hw_cursor (MetaCursorTracker *tracker)
-{
-  MetaMonitorManager *monitors;
-  MetaCRTC *crtcs;
-  unsigned int i, n_crtcs;
-
-  monitors = meta_monitor_manager_get ();
-  meta_monitor_manager_get_resources (monitors, NULL, NULL, &crtcs, &n_crtcs, NULL, NULL);
-
-  g_assert (tracker->has_hw_cursor);
-
-  for (i = 0; i < n_crtcs; i++)
-    {
-      MetaRectangle *rect = &crtcs[i].rect;
-      gboolean has;
-
-      has = meta_rectangle_overlap (&tracker->current_rect, rect);
-
-      if (has != crtcs[i].has_hw_cursor)
-        meta_cursor_tracker_set_crtc_has_hw_cursor (tracker, &crtcs[i], has);
-      if (has)
-        drmModeMoveCursor (tracker->drm_fd, crtcs[i].crtc_id,
-                           tracker->current_rect.x - rect->x,
-                           tracker->current_rect.y - rect->y);
-    }
-}
-
-static MetaCursorReference *
-get_displayed_cursor (MetaCursorTracker *tracker)
-{
-  if (!tracker->is_showing)
-    return NULL;
-
-  if (tracker->grab_cursor)
-    return tracker->grab_cursor;
-
-  if (tracker->has_window_cursor)
-    return tracker->window_cursor;
-
-  return tracker->root_cursor;
-}
-
-static void
-update_displayed_cursor (MetaCursorTracker *tracker)
-{
-  if (meta_is_wayland_compositor ())
-    {
-      if (tracker->displayed_cursor)
-        {
-          CoglTexture *texture = meta_cursor_reference_get_cogl_texture (tracker->displayed_cursor, NULL, NULL);
-          cogl_pipeline_set_layer_texture (tracker->pipeline, 0, texture);
-        }
-      else
-        cogl_pipeline_set_layer_texture (tracker->pipeline, 0, NULL);
-
-      update_hw_cursor (tracker);
-    }
-}
-
-static void
-sync_displayed_cursor (MetaCursorTracker *tracker)
-{
-  MetaCursorReference *displayed_cursor = get_displayed_cursor (tracker);
-
-  if (tracker->displayed_cursor == displayed_cursor)
-    return;
-
-  g_clear_pointer (&tracker->displayed_cursor, meta_cursor_reference_unref);
-  if (displayed_cursor)
-    tracker->displayed_cursor = meta_cursor_reference_ref (displayed_cursor);
-
-  update_displayed_cursor (tracker);
-  g_signal_emit (tracker, signals[CURSOR_CHANGED], 0);
-}
-
-static void
-meta_cursor_tracker_queue_redraw (MetaCursorTracker *tracker)
-{
-  MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
-  ClutterActor *stage = compositor->stage;
-  cairo_rectangle_int_t clip;
-
-  g_assert (meta_is_wayland_compositor ());
-
-  /* Clear the location the cursor was at before, if we need to. */
-  if (tracker->previous_is_valid)
-    {
-      clip.x = tracker->previous_rect.x;
-      clip.y = tracker->previous_rect.y;
-      clip.width = tracker->previous_rect.width;
-      clip.height = tracker->previous_rect.height;
-      clutter_actor_queue_redraw_with_clip (stage, &clip);
-      tracker->previous_is_valid = FALSE;
-    }
-
-  if (tracker->has_hw_cursor || !tracker->displayed_cursor)
-    return;
-
-  clip.x = tracker->current_rect.x;
-  clip.y = tracker->current_rect.y;
-  clip.width = tracker->current_rect.width;
-  clip.height = tracker->current_rect.height;
-  clutter_actor_queue_redraw_with_clip (stage, &clip);
-}
-
-static void
-sync_cursor (MetaCursorTracker *tracker)
-{
-  MetaCursorReference *displayed_cursor;
-
-  sync_displayed_cursor (tracker);
-  displayed_cursor = tracker->displayed_cursor;
-
-  if (displayed_cursor)
-    {
-      CoglTexture *texture;
-      int hot_x, hot_y;
-
-      texture = meta_cursor_reference_get_cogl_texture (displayed_cursor, &hot_x, &hot_y);
-
-      tracker->current_rect.x = tracker->current_x - hot_x;
-      tracker->current_rect.y = tracker->current_y - hot_y;
-      tracker->current_rect.width = cogl_texture_get_width (COGL_TEXTURE (texture));
-      tracker->current_rect.height = cogl_texture_get_height (COGL_TEXTURE (texture));
-    }
-  else
-    {
-      tracker->current_rect.x = 0;
-      tracker->current_rect.y = 0;
-      tracker->current_rect.width = 0;
-      tracker->current_rect.height = 0;
-    }
-
-  if (meta_is_wayland_compositor ())
-    {
-      if (tracker->has_hw_cursor)
-        move_hw_cursor (tracker);
-      else
-        meta_cursor_tracker_queue_redraw (tracker);
-    }
-}
-
 void
 meta_cursor_tracker_update_position (MetaCursorTracker *tracker,
                                      int                new_x,
@@ -591,61 +400,7 @@ meta_cursor_tracker_update_position (MetaCursorTracker *tracker,
 {
   g_assert (meta_is_wayland_compositor ());
 
-  tracker->current_x = new_x;
-  tracker->current_y = new_y;
-
-  sync_cursor (tracker);
-}
-
-void
-meta_cursor_tracker_paint (MetaCursorTracker *tracker)
-{
-  g_assert (meta_is_wayland_compositor ());
-
-  if (tracker->has_hw_cursor || !tracker->displayed_cursor)
-    return;
-
-  cogl_framebuffer_draw_rectangle (cogl_get_draw_framebuffer (),
-                                   tracker->pipeline,
-                                   tracker->current_rect.x,
-                                   tracker->current_rect.y,
-                                   tracker->current_rect.x +
-                                   tracker->current_rect.width,
-                                   tracker->current_rect.y +
-                                   tracker->current_rect.height);
-
-  tracker->previous_rect = tracker->current_rect;
-  tracker->previous_is_valid = TRUE;
-}
-
-static void
-meta_cursor_tracker_set_crtc_has_hw_cursor (MetaCursorTracker *tracker,
-                                            MetaCRTC          *crtc,
-                                            gboolean           has)
-{
-  if (has)
-    {
-      MetaCursorReference *displayed_cursor = tracker->displayed_cursor;
-      struct gbm_bo *bo;
-      union gbm_bo_handle handle;
-      int width, height;
-      int hot_x, hot_y;
-
-      bo = meta_cursor_reference_get_gbm_bo (displayed_cursor, &hot_x, &hot_y);
-
-      handle = gbm_bo_get_handle (bo);
-      width = gbm_bo_get_width (bo);
-      height = gbm_bo_get_height (bo);
-
-      drmModeSetCursor2 (tracker->drm_fd, crtc->crtc_id, handle.u32,
-                         width, height, hot_x, hot_y);
-      crtc->has_hw_cursor = TRUE;
-    }
-  else
-    {
-      drmModeSetCursor2 (tracker->drm_fd, crtc->crtc_id, 0, 0, 0, 0, 0);
-      crtc->has_hw_cursor = FALSE;
-    }
+  meta_cursor_renderer_set_position (tracker->renderer, new_x, new_y);
 }
 
 static void
@@ -713,26 +468,11 @@ meta_cursor_tracker_set_pointer_visible (MetaCursorTracker *tracker,
     return;
   tracker->is_showing = visible;
 
-  if (meta_is_wayland_compositor ())
-    {
-      sync_cursor (tracker);
-    }
-  else
-    {
-      if (visible)
-        XFixesShowCursor (tracker->screen->display->xdisplay,
-                          tracker->screen->xroot);
-      else
-        XFixesHideCursor (tracker->screen->display->xdisplay,
-                          tracker->screen->xroot);
-    }
-}
-
-void
-meta_cursor_tracker_force_update (MetaCursorTracker *tracker)
-{
-  g_assert (meta_is_wayland_compositor ());
-
-  update_hw_cursor (tracker);
   sync_cursor (tracker);
 }
+
+MetaCursorReference *
+meta_cursor_tracker_get_displayed_cursor (MetaCursorTracker *tracker)
+{
+  return tracker->displayed_cursor;
+}

src/backends/meta-cursor.c

@@ -27,7 +27,11 @@
 
 #include "display-private.h"
 #include "screen-private.h"
-#include "meta-cursor-tracker-private.h" /* for tracker->gbm */
+#include "meta-backend.h"
+
+#ifdef HAVE_NATIVE_BACKEND
+#include "backends/native/meta-cursor-renderer-native.h"
+#endif
 
 #include <string.h>
 
@@ -70,124 +74,67 @@ meta_cursor_reference_unref (MetaCursorReference *self)
     meta_cursor_reference_free (self);
 }
 
-static void
-translate_meta_cursor (MetaCursor   cursor,
-                       guint       *glyph_out,
-                       const char **name_out)
+static const char *
+translate_meta_cursor (MetaCursor cursor)
 {
-  guint glyph = XC_num_glyphs;
-  const char *name = NULL;
-
   switch (cursor)
     {
     case META_CURSOR_DEFAULT:
-      glyph = XC_left_ptr;
-      break;
+      return "left_ptr";
     case META_CURSOR_NORTH_RESIZE:
-      glyph = XC_top_side;
-      break;
+      return "top_side";
     case META_CURSOR_SOUTH_RESIZE:
-      glyph = XC_bottom_side;
-      break;
+      return "bottom_side";
     case META_CURSOR_WEST_RESIZE:
-      glyph = XC_left_side;
-      break;
+      return "left_side";
     case META_CURSOR_EAST_RESIZE:
-      glyph = XC_right_side;
-      break;
+      return "right_side";
     case META_CURSOR_SE_RESIZE:
-      glyph = XC_bottom_right_corner;
-      break;
+      return "bottom_right_corner";
     case META_CURSOR_SW_RESIZE:
-      glyph = XC_bottom_left_corner;
-      break;
+      return "bottom_left_corner";
     case META_CURSOR_NE_RESIZE:
-      glyph = XC_top_right_corner;
-      break;
+      return "top_right_corner";
     case META_CURSOR_NW_RESIZE:
-      glyph = XC_top_left_corner;
-      break;
+      return "top_left_corner";
     case META_CURSOR_MOVE_OR_RESIZE_WINDOW:
-      glyph = XC_fleur;
-      break;
+      return "fleur";
     case META_CURSOR_BUSY:
-      glyph = XC_watch;
-      break;
+      return "watch";
     case META_CURSOR_DND_IN_DRAG:
-      name = "dnd-none";
-      break;
+      return "dnd-none";
     case META_CURSOR_DND_MOVE:
-      name = "dnd-move";
-      break;
+      return "dnd-move";
     case META_CURSOR_DND_COPY:
-      name = "dnd-copy";
-      break;
+      return "dnd-copy";
     case META_CURSOR_DND_UNSUPPORTED_TARGET:
-      name = "dnd-none";
-      break;
+      return "dnd-none";
     case META_CURSOR_POINTING_HAND:
-      glyph = XC_hand2;
-      break;
+      return "hand2";
     case META_CURSOR_CROSSHAIR:
-      glyph = XC_crosshair;
-      break;
+      return "crosshair";
     case META_CURSOR_IBEAM:
-      glyph = XC_xterm;
-      break;
-
+      return "xterm";
     default:
-      g_assert_not_reached ();
-      glyph = 0; /* silence compiler */
       break;
     }
 
-  *glyph_out = glyph;
-  *name_out = name;
-}
-
-static Cursor
-load_cursor_on_server (MetaDisplay *display,
-                       MetaCursor   cursor)
-{
-  Cursor xcursor;
-  guint glyph;
-  const char *name;
-
-  translate_meta_cursor (cursor, &glyph, &name);
-
-  if (name != NULL)
-    xcursor = XcursorLibraryLoadCursor (display->xdisplay, name);
-  else
-    xcursor = XCreateFontCursor (display->xdisplay, glyph);
-
-  return xcursor;
+  g_assert_not_reached ();
 }
 
 Cursor
-meta_display_create_x_cursor (MetaDisplay *display,
-                              MetaCursor cursor)
+meta_cursor_create_x_cursor (Display    *xdisplay,
+                             MetaCursor  cursor)
 {
-  return load_cursor_on_server (display, cursor);
+  return XcursorLibraryLoadCursor (xdisplay, translate_meta_cursor (cursor));
 }
 
 static XcursorImage *
-load_cursor_on_client (MetaDisplay *display,
-                       MetaCursor   cursor)
+load_cursor_on_client (MetaCursor cursor)
 {
-  XcursorImage *image;
-  guint glyph;
-  const char *name;
-  const char *theme = XcursorGetTheme (display->xdisplay);
-  int size = XcursorGetDefaultSize (display->xdisplay);
-
-  translate_meta_cursor (cursor, &glyph, &name);
-
-  if (name != NULL)
-    image = XcursorLibraryLoadImage (name, theme, size);
-  else
-    image = XcursorShapeLoadImage (glyph, theme, size);
-
-  return image;
+  return XcursorLibraryLoadImage (translate_meta_cursor (cursor),
+                                  meta_prefs_get_cursor_theme (),
+                                  meta_prefs_get_cursor_size ());
 }
 
 static void
@@ -224,9 +171,22 @@ meta_cursor_image_load_gbm_buffer (struct gbm_device *gbm,
     meta_warning ("HW cursor for format %d not supported\n", gbm_format);
 }
 
+static struct gbm_device *
+get_gbm_device (void)
+{
+#ifdef HAVE_NATIVE_BACKEND
+  MetaBackend *meta_backend = meta_get_backend ();
+  MetaCursorRenderer *renderer = meta_backend_get_cursor_renderer (meta_backend);
+
+  if (META_IS_CURSOR_RENDERER_NATIVE (renderer))
+    return meta_cursor_renderer_native_get_gbm_device (META_CURSOR_RENDERER_NATIVE (renderer));
+#endif
+
+  return NULL;
+}
+
 static void
-meta_cursor_image_load_from_xcursor_image (MetaCursorTracker *tracker,
-                                           MetaCursorImage   *image,
+meta_cursor_image_load_from_xcursor_image (MetaCursorImage   *image,
                                            XcursorImage      *xc_image)
 {
   int width, height, rowstride;
@@ -234,6 +194,7 @@ meta_cursor_image_load_from_xcursor_image (MetaCursorTracker *tracker,
   uint32_t gbm_format;
   ClutterBackend *clutter_backend;
   CoglContext *cogl_context;
+  struct gbm_device *gbm;
 
   width           = xc_image->width;
   height          = xc_image->height;
@@ -258,8 +219,9 @@ meta_cursor_image_load_from_xcursor_image (MetaCursorTracker *tracker,
                                                   (uint8_t *) xc_image->pixels,
                                                   NULL);
 
-  if (tracker->gbm)
-    meta_cursor_image_load_gbm_buffer (tracker->gbm,
+  gbm = get_gbm_device ();
+  if (gbm)
+    meta_cursor_image_load_gbm_buffer (gbm,
                                        image,
                                        (uint8_t *) xc_image->pixels,
                                        width, height, rowstride,
@@ -267,34 +229,32 @@ meta_cursor_image_load_from_xcursor_image (MetaCursorTracker *tracker,
 }
 
 MetaCursorReference *
-meta_cursor_reference_from_theme (MetaCursorTracker  *tracker,
-                                  MetaCursor          cursor)
+meta_cursor_reference_from_theme (MetaCursor cursor)
 {
   MetaCursorReference *self;
   XcursorImage *image;
 
-  if (tracker->theme_cursors[cursor])
-    return meta_cursor_reference_ref (tracker->theme_cursors[cursor]);
-
-  image = load_cursor_on_client (tracker->screen->display, cursor);
+  image = load_cursor_on_client (cursor);
   if (!image)
     return NULL;
 
   self = g_slice_new0 (MetaCursorReference);
   self->ref_count = 1;
-  meta_cursor_image_load_from_xcursor_image (tracker, &self->image, image);
+  self->cursor = cursor;
+  meta_cursor_image_load_from_xcursor_image (&self->image, image);
 
   XcursorImageDestroy (image);
   return self;
 }
 
 static void
-meta_cursor_image_load_from_buffer (MetaCursorTracker  *tracker,
-                                    MetaCursorImage    *image,
+meta_cursor_image_load_from_buffer (MetaCursorImage    *image,
                                     struct wl_resource *buffer,
                                     int                 hot_x,
                                     int                 hot_y)
 {
+  struct gbm_device *gbm = get_gbm_device ();
+
   ClutterBackend *backend;
   CoglContext *cogl_context;
   struct wl_shm_buffer *shm_buffer;
@@ -315,7 +275,7 @@ meta_cursor_image_load_from_buffer (MetaCursorTracker  *tracker,
   shm_buffer = wl_shm_buffer_get (buffer);
   if (shm_buffer)
     {
-      if (tracker->gbm)
+      if (gbm)
         {
           int rowstride = wl_shm_buffer_get_stride (shm_buffer);
 
@@ -341,7 +301,7 @@ meta_cursor_image_load_from_buffer (MetaCursorTracker  *tracker,
               gbm_format = GBM_FORMAT_ARGB8888;
             }
 
-          meta_cursor_image_load_gbm_buffer (tracker->gbm,
+          meta_cursor_image_load_gbm_buffer (gbm,
                                              image,
                                              (uint8_t *) wl_shm_buffer_get_data (shm_buffer),
                                              width, height, rowstride,
@@ -362,9 +322,9 @@ meta_cursor_image_load_from_buffer (MetaCursorTracker  *tracker,
           return;
         }
 
-      if (tracker->gbm)
+      if (gbm)
         {
-          image->bo = gbm_bo_import (tracker->gbm, GBM_BO_IMPORT_WL_BUFFER,
+          image->bo = gbm_bo_import (gbm, GBM_BO_IMPORT_WL_BUFFER,
                                      buffer, GBM_BO_USE_CURSOR_64X64);
           if (!image->bo)
             meta_warning ("Importing HW cursor from wl_buffer failed\n");
@@ -373,8 +333,7 @@ meta_cursor_image_load_from_buffer (MetaCursorTracker  *tracker,
 }
 
 MetaCursorReference *
-meta_cursor_reference_from_buffer (MetaCursorTracker  *tracker,
-                                   struct wl_resource *buffer,
+meta_cursor_reference_from_buffer (struct wl_resource *buffer,
                                    int                 hot_x,
                                    int                 hot_y)
 {
@@ -382,7 +341,7 @@ meta_cursor_reference_from_buffer (MetaCursorTracker  *tracker,
 
   self = g_slice_new0 (MetaCursorReference);
   self->ref_count = 1;
-  meta_cursor_image_load_from_buffer (tracker, &self->image, buffer, hot_x, hot_y);
+  meta_cursor_image_load_from_buffer (&self->image, buffer, hot_x, hot_y);
 
   return self;
 }
@@ -410,3 +369,9 @@ meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
     *hot_y = cursor->image.hot_y;
   return cursor->image.bo;
 }
+
+MetaCursor
+meta_cursor_reference_get_meta_cursor (MetaCursorReference *cursor)
+{
+  return cursor->cursor;
+}

src/backends/meta-cursor.h

@@ -27,16 +27,18 @@ typedef struct _MetaCursorReference MetaCursorReference;
 MetaCursorReference * meta_cursor_reference_ref (MetaCursorReference *cursor);
 void meta_cursor_reference_unref (MetaCursorReference *cursor);
 
-#include <meta/meta-cursor-tracker.h>
 #include <meta/common.h>
 #include <wayland-server.h>
 
-MetaCursorReference * meta_cursor_reference_from_theme  (MetaCursorTracker  *tracker,
-                                                         MetaCursor          cursor);
+MetaCursorReference * meta_cursor_reference_from_theme  (MetaCursor          cursor);
 
-MetaCursorReference * meta_cursor_reference_from_buffer (MetaCursorTracker  *tracker,
-                                                         struct wl_resource *buffer,
+MetaCursorReference * meta_cursor_reference_from_buffer (struct wl_resource *buffer,
                                                          int                 hot_x,
                                                          int                 hot_y);
 
+MetaCursor meta_cursor_reference_get_meta_cursor (MetaCursorReference *cursor);
+
+Cursor meta_cursor_create_x_cursor (Display    *xdisplay,
+                                    MetaCursor  cursor);
+
 #endif /* META_CURSOR_H */

src/backends/meta-display-config-shared.h

@@ -1,7 +1,7 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-/* 
+/*
  * Copyright (C) 2013 Red Hat Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -11,7 +11,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */

src/backends/meta-idle-monitor-dbus.c

@@ -180,6 +180,9 @@ create_monitor_skeleton (GDBusObjectManagerServer *manager,
   meta_dbus_object_skeleton_set_idle_monitor (object, skeleton);
 
   g_dbus_object_manager_server_export (manager, G_DBUS_OBJECT_SKELETON (object));
+
+  g_object_unref (skeleton);
+  g_object_unref (object);
 }
 
 static void

src/backends/meta-idle-monitor-private.h

@@ -1,8 +1,8 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright 2013 Red Hat, Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -12,7 +12,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  *

src/backends/meta-idle-monitor.c

@@ -1,8 +1,8 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright 2013 Red Hat, Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -12,7 +12,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  *
@@ -38,8 +38,7 @@
 #include <meta/meta-idle-monitor.h>
 #include "meta-idle-monitor-private.h"
 #include "meta-idle-monitor-dbus.h"
-#include "backends/x11/meta-idle-monitor-xsync.h"
-#include "backends/native/meta-idle-monitor-native.h"
+#include "meta-backend.h"
 
 G_STATIC_ASSERT(sizeof(unsigned long) == sizeof(gpointer));
 
@@ -54,9 +53,6 @@ static GParamSpec *obj_props[PROP_LAST];
 
 G_DEFINE_TYPE (MetaIdleMonitor, meta_idle_monitor, G_TYPE_OBJECT)
 
-static MetaIdleMonitor *device_monitors[256];
-static int              device_id_max;
-
 void
 _meta_idle_monitor_watch_fire (MetaIdleMonitorWatch *watch)
 {
@@ -160,36 +156,6 @@ meta_idle_monitor_init (MetaIdleMonitor *monitor)
 {
 }
 
-static GType
-get_idle_monitor_type (void)
-{
-  if (meta_is_wayland_compositor ())
-    return META_TYPE_IDLE_MONITOR_NATIVE;
-  else
-    return META_TYPE_IDLE_MONITOR_XSYNC;
-}
-
-static void
-ensure_device_monitor (int device_id)
-{
-  if (device_monitors[device_id])
-    return;
-
-  device_monitors[device_id] = g_object_new (get_idle_monitor_type (),
-                                             "device-id", device_id,
-                                             NULL);
-  device_id_max = MAX (device_id_max, device_id);
-}
-
-/* FIXME -- destroy device monitors at some point */
-G_GNUC_UNUSED static void
-destroy_device_monitor (int device_id)
-{
-  g_clear_object (&device_monitors[device_id]);
-  if (device_id == device_id_max)
-    device_id_max--;
-}
-
 /**
  * meta_idle_monitor_get_core:
  *
@@ -200,8 +166,8 @@ destroy_device_monitor (int device_id)
 MetaIdleMonitor *
 meta_idle_monitor_get_core (void)
 {
-  ensure_device_monitor (0);
-  return device_monitors[0];
+  MetaBackend *backend = meta_get_backend ();
+  return meta_backend_get_idle_monitor (backend, 0);
 }
 
 /**
@@ -215,10 +181,8 @@ meta_idle_monitor_get_core (void)
 MetaIdleMonitor *
 meta_idle_monitor_get_for_device (int device_id)
 {
-  g_return_val_if_fail (device_id > 0 && device_id < 256, NULL);
-
-  ensure_device_monitor (device_id);
-  return device_monitors[device_id];
+  MetaBackend *backend = meta_get_backend ();
+  return meta_backend_get_idle_monitor (backend, device_id);
 }
 
 static MetaIdleMonitorWatch *
@@ -246,9 +210,9 @@ make_watch (MetaIdleMonitor           *monitor,
  * meta_idle_monitor_add_idle_watch:
  * @monitor: A #MetaIdleMonitor
  * @interval_msec: The idletime interval, in milliseconds
- * @callback: (allow-none): The callback to call when the user has
+ * @callback: (nullable): The callback to call when the user has
  *     accumulated @interval_msec milliseconds of idle time.
- * @user_data: (allow-none): The user data to pass to the callback
+ * @user_data: (nullable): The user data to pass to the callback
  * @notify: A #GDestroyNotify
  *
  * Returns: a watch id
@@ -288,9 +252,9 @@ meta_idle_monitor_add_idle_watch (MetaIdleMonitor	       *monitor,
 /**
  * meta_idle_monitor_add_user_active_watch:
  * @monitor: A #MetaIdleMonitor
- * @callback: (allow-none): The callback to call when the user is
+ * @callback: (nullable): The callback to call when the user is
  *     active again.
- * @user_data: (allow-none): The user data to pass to the callback
+ * @user_data: (nullable): The user data to pass to the callback
  * @notify: A #GDestroyNotify
  *
  * Returns: a watch id
@@ -352,16 +316,3 @@ meta_idle_monitor_get_idletime (MetaIdleMonitor *monitor)
 {
   return META_IDLE_MONITOR_GET_CLASS (monitor)->get_idletime (monitor);
 }
-
-void
-meta_idle_monitor_xsync_handle_xevent_all (XEvent *xevent)
-{
-  int i;
-
-  if (meta_is_wayland_compositor ())
-    return;
-
-  for (i = 0; i <= device_id_max; i++)
-    if (device_monitors[i])
-      meta_idle_monitor_xsync_handle_xevent (device_monitors[i], (XSyncAlarmNotifyEvent*)xevent);
-}

src/backends/meta-monitor-config.c

@@ -1,6 +1,6 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright (C) 2001, 2002 Havoc Pennington
  * Copyright (C) 2002, 2003 Red Hat Inc.
  * Some ICCCM manager selection code derived from fvwm2,
@@ -8,7 +8,7 @@
  * Copyright (C) 2003 Rob Adams
  * Copyright (C) 2004-2006 Elijah Newren
  * Copyright (C) 2013 Red Hat Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -18,7 +18,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
@@ -78,6 +78,7 @@ struct _MetaMonitorConfig {
   GHashTable *configs;
   MetaConfiguration *current;
   gboolean current_is_stored;
+  gboolean current_is_for_laptop_lid;
   MetaConfiguration *previous;
 
   GFile *file;
@@ -570,7 +571,7 @@ is_all_whitespace (const char *text,
                    gsize       text_len)
 {
   gsize i;
-  
+
   for (i = 0; i < text_len; i++)
     if (!g_ascii_isspace (text[i]))
       return FALSE;
@@ -840,6 +841,9 @@ meta_monitor_config_get_stored (MetaMonitorConfig *self,
   MetaConfiguration key;
   MetaConfiguration *stored;
 
+  if (n_outputs == 0)
+    return NULL;
+
   make_config_key (&key, outputs, n_outputs, -1);
   stored = g_hash_table_lookup (self->configs, &key);
 
@@ -874,7 +878,8 @@ apply_configuration (MetaMonitorConfig  *self,
 
   /* Stored (persistent) configurations override the previous one always.
      Also, we clear the previous configuration if the current one (which is
-     about to become previous) is stored.
+     about to become previous) is stored, or if the current one has
+     different outputs.
   */
   if (stored ||
       (self->current && self->current_is_stored))
@@ -885,11 +890,27 @@ apply_configuration (MetaMonitorConfig  *self,
     }
   else
     {
-      self->previous = self->current;
+      /* Despite the name, config_equal() only checks the set of outputs,
+         not their modes
+      */
+      if (self->current && config_equal (self->current, config))
+        {
+          self->previous = self->current;
+        }
+      else
+        {
+          if (self->current)
+            config_free (self->current);
+          self->previous = NULL;
+        }
     }
 
   self->current = config;
   self->current_is_stored = stored;
+  /* If true, we'll be overridden at the end of this call
+     inside turn_off_laptop_display()
+  */
+  self->current_is_for_laptop_lid = FALSE;
 
   if (self->current == self->previous)
     self->previous = NULL;
@@ -1006,8 +1027,16 @@ meta_monitor_config_apply_stored (MetaMonitorConfig  *self,
       if (self->lid_is_closed &&
           stored->n_outputs > 1 &&
           laptop_display_is_on (stored))
-        return apply_configuration (self, make_laptop_lid_config (stored),
-                                    manager, FALSE);
+        {
+          if (apply_configuration (self, make_laptop_lid_config (stored),
+                                   manager, FALSE))
+            {
+              self->current_is_for_laptop_lid = TRUE;
+              return TRUE;
+            }
+          else
+            return FALSE;
+        }
       else
         return apply_configuration (self, stored, manager, TRUE);
     }
@@ -1247,6 +1276,12 @@ meta_monitor_config_make_default (MetaMonitorConfig  *self,
   outputs = meta_monitor_manager_get_outputs (manager, &n_outputs);
   meta_monitor_manager_get_screen_limits (manager, &max_width, &max_height);
 
+  if (n_outputs == 0)
+    {
+      meta_verbose ("No output connected, not applying configuration\n");
+      return;
+    }
+
   default_config = make_default_config (self, outputs, n_outputs, max_width, max_height);
 
   if (default_config != NULL)
@@ -1348,6 +1383,7 @@ turn_off_laptop_display (MetaMonitorConfig  *self,
 
   new = make_laptop_lid_config (self->current);
   apply_configuration (self, new, manager, FALSE);
+  self->current_is_for_laptop_lid = TRUE;
 }
 
 static void
@@ -1367,7 +1403,7 @@ power_client_changed_cb (UpClient   *client,
 
       if (is_closed)
         turn_off_laptop_display (self, manager);
-      else
+      else if (self->current_is_for_laptop_lid)
         meta_monitor_config_restore_previous (self, manager);
     }
 }

src/backends/meta-monitor-manager.c

@@ -1,6 +1,6 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright (C) 2001, 2002 Havoc Pennington
  * Copyright (C) 2002, 2003 Red Hat Inc.
  * Some ICCCM manager selection code derived from fvwm2,
@@ -8,7 +8,7 @@
  * Copyright (C) 2003 Rob Adams
  * Copyright (C) 2004-2006 Elijah Newren
  * Copyright (C) 2013 Red Hat Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -18,7 +18,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
@@ -36,9 +36,8 @@
 #include "util-private.h"
 #include <meta/errors.h>
 #include "meta-monitor-config.h"
-#include "backends/native/meta-monitor-manager-kms.h"
 #include "backends/x11/meta-monitor-manager-xrandr.h"
-#include "meta-monitor-manager-dummy.h"
+#include "meta-backend.h"
 
 enum {
   CONFIRM_DISPLAY_CHANGE,
@@ -168,58 +167,6 @@ make_logical_config (MetaMonitorManager *manager)
   manager->monitor_infos = (void*)g_array_free (monitor_infos, FALSE);
 }
 
-static GType
-get_default_backend (void)
-{
-#if defined(CLUTTER_WINDOWING_EGL)
-  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL))
-    return META_TYPE_MONITOR_MANAGER_KMS;
-#endif
-
-#if defined(CLUTTER_WINDOWING_X11)
-  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_X11))
-    {
-      /* If we're a Wayland compositor using the X11 backend,
-       * we're a nested configuration, so return the dummy
-       * monitor setup. */
-      if (meta_is_wayland_compositor ())
-        return META_TYPE_MONITOR_MANAGER_DUMMY;
-      else
-        return META_TYPE_MONITOR_MANAGER_XRANDR;
-    }
-#endif
-
-#if defined(CLUTTER_WINDOWING_WAYLAND)
-  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_WAYLAND))
-    {
-      /* Use the dummy implementation on Wayland for now.
-       * In the future, we should support wl_fullscreen_output
-       * which will have CRTC management in the protocol. */
-      return META_TYPE_MONITOR_MANAGER_DUMMY;
-    }
-#endif
-
-  g_assert_not_reached ();
-}
-
-static MetaMonitorManager *
-meta_monitor_manager_new (void)
-{
-  const char *env;
-  GType type;
-
-  env = g_getenv ("META_DEBUG_MULTIMONITOR");
-
-  if (env == NULL)
-    type = get_default_backend ();
-  else if (strcmp (env, "xrandr") == 0)
-    type = META_TYPE_MONITOR_MANAGER_XRANDR;
-  else
-    type = META_TYPE_MONITOR_MANAGER;
-
-  return g_object_new (type, NULL);
-}
-
 static void
 meta_monitor_manager_constructed (GObject *object)
 {
@@ -536,13 +483,13 @@ meta_monitor_manager_handle_get_resources (MetaDBusDisplayConfig *skeleton,
 
       g_variant_builder_add (&crtc_builder, "(uxiiiiiuaua{sv})",
                              i, /* ID */
-                             crtc->crtc_id,
+                             (gint64)crtc->crtc_id,
                              (int)crtc->rect.x,
                              (int)crtc->rect.y,
                              (int)crtc->rect.width,
                              (int)crtc->rect.height,
                              (int)(crtc->current_mode ? crtc->current_mode - manager->modes : -1),
-                             crtc->transform,
+                             (guint32)crtc->transform,
                              &transforms,
                              NULL /* properties */);
     }
@@ -613,7 +560,7 @@ meta_monitor_manager_handle_get_resources (MetaDBusDisplayConfig *skeleton,
 
       g_variant_builder_add (&output_builder, "(uxiausauaua{sv})",
                              i, /* ID */
-                             output->output_id,
+                             (gint64)output->output_id,
                              (int)(output->crtc ? output->crtc - manager->crtcs : -1),
                              &crtcs,
                              output->name,
@@ -628,9 +575,9 @@ meta_monitor_manager_handle_get_resources (MetaDBusDisplayConfig *skeleton,
 
       g_variant_builder_add (&mode_builder, "(uxuud)",
                              i, /* ID */
-                             mode->mode_id,
-                             mode->width,
-                             mode->height,
+                             (gint64)mode->mode_id,
+                             (guint32)mode->width,
+                             (guint32)mode->height,
                              (double)mode->refresh_rate);
     }
 
@@ -905,7 +852,7 @@ meta_monitor_manager_handle_apply_configuration  (MetaDBusDisplayConfig *skeleto
   /* If we were in progress of making a persistent change and we see a
      new request, it's likely that the old one failed in some way, so
      don't save it, but also don't queue for restoring it.
-  */ 
+  */
   if (manager->persistent_timeout_id && persistent)
     {
       g_source_remove (manager->persistent_timeout_id);
@@ -931,6 +878,7 @@ meta_monitor_manager_handle_apply_configuration  (MetaDBusDisplayConfig *skeleto
   if (persistent)
     {
       manager->persistent_timeout_id = g_timeout_add_seconds (20, save_config_timeout, manager);
+      g_source_set_name_by_id (manager->persistent_timeout_id, "[mutter] save_config_timeout");
       g_signal_emit (manager, signals[CONFIRM_DISPLAY_CHANGE], 0);
     }
 
@@ -1178,20 +1126,12 @@ initialize_dbus_interface (MetaMonitorManager *manager)
                                           g_object_unref);
 }
 
-static MetaMonitorManager *global_monitor_manager;
-
-void
-meta_monitor_manager_initialize (void)
-{
-  global_monitor_manager = meta_monitor_manager_new ();
-}
-
 MetaMonitorManager *
 meta_monitor_manager_get (void)
 {
-  g_assert (global_monitor_manager != NULL);
+  MetaBackend *backend = meta_get_backend ();
 
-  return global_monitor_manager;
+  return meta_backend_get_monitor_manager (backend);
 }
 
 MetaMonitorInfo *
@@ -1277,16 +1217,3 @@ meta_monitor_manager_rebuild_derived (MetaMonitorManager *manager)
   g_free (old_monitor_infos);
 }
 
-gboolean
-meta_monitor_manager_handle_xevent (MetaMonitorManager *manager,
-                                    XEvent             *event)
-{
-  MetaMonitorManagerClass *klass;
-
-  klass = META_MONITOR_MANAGER_GET_CLASS (manager);
-  if (klass->handle_xevent)
-    return klass->handle_xevent (manager, event);
-  else
-    return FALSE;
-}
-

src/backends/meta-monitor-manager.h

@@ -12,12 +12,12 @@
  * at MetaScreen instead.
  */
 
-/* 
+/*
  * Copyright (C) 2001 Havoc Pennington
  * Copyright (C) 2003 Rob Adams
  * Copyright (C) 2004-2006 Elijah Newren
  * Copyright (C) 2013 Red Hat Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -27,7 +27,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
@@ -46,6 +46,7 @@
 
 #include "meta-display-config-shared.h"
 #include "meta-dbus-display-config.h"
+#include "meta-cursor.h"
 
 typedef struct _MetaMonitorManagerClass    MetaMonitorManagerClass;
 typedef struct _MetaMonitorManager         MetaMonitorManager;
@@ -72,6 +73,7 @@ struct _MetaOutput
   int width_mm;
   int height_mm;
   CoglSubpixelOrder subpixel_order;
+  int scale;
 
   MetaMonitorMode *preferred_mode;
   MetaMonitorMode **modes;
@@ -123,8 +125,7 @@ struct _MetaCRTC
   /* Used when changing configuration */
   gboolean is_dirty;
 
-  /* Updated by MetaCursorTracker */
-  gboolean has_hw_cursor;
+  MetaCursorReference *cursor;
 };
 
 struct _MetaMonitorMode
@@ -285,14 +286,10 @@ struct _MetaMonitorManagerClass
                           unsigned short     *,
                           unsigned short     *,
                           unsigned short     *);
-
-  gboolean (*handle_xevent) (MetaMonitorManager *,
-                             XEvent             *);
 };
 
 GType meta_monitor_manager_get_type (void);
 
-void                meta_monitor_manager_initialize (void);
 MetaMonitorManager *meta_monitor_manager_get  (void);
 
 void                meta_monitor_manager_rebuild_derived   (MetaMonitorManager *manager);
@@ -313,9 +310,6 @@ void                meta_monitor_manager_get_resources     (MetaMonitorManager
 
 int                 meta_monitor_manager_get_primary_index (MetaMonitorManager *manager);
 
-gboolean            meta_monitor_manager_handle_xevent     (MetaMonitorManager *manager,
-                                                            XEvent             *event);
-
 void                meta_monitor_manager_get_screen_size   (MetaMonitorManager *manager,
                                                             int                *width,
                                                             int                *height);

src/backends/native/dbus-utils.c

@@ -0,0 +1,107 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include "config.h"
+
+#include "dbus-utils.h"
+
+#include <glib.h>
+
+/* Stolen from tp_escape_as_identifier, from tp-glib,
+ * which follows the same escaping convention as systemd.
+ */
+static inline gboolean
+_esc_ident_bad (gchar c, gboolean is_first)
+{
+  return ((c < 'a' || c > 'z') &&
+          (c < 'A' || c > 'Z') &&
+          (c < '0' || c > '9' || is_first));
+}
+
+static gchar *
+escape_dbus_component (const gchar *name)
+{
+  gboolean bad = FALSE;
+  size_t len = 0;
+  GString *op;
+  const gchar *ptr, *first_ok;
+
+  g_return_val_if_fail (name != NULL, NULL);
+
+  /* fast path for empty name */
+  if (name[0] == '\0')
+    return g_strdup ("_");
+
+  for (ptr = name; *ptr; ptr++)
+    {
+      if (_esc_ident_bad (*ptr, ptr == name))
+        {
+          bad = TRUE;
+          len += 3;
+        }
+      else
+        len++;
+    }
+
+  /* fast path if it's clean */
+  if (!bad)
+    return g_strdup (name);
+
+  /* If strictly less than ptr, first_ok is the first uncopied safe character.
+   */
+  first_ok = name;
+  op = g_string_sized_new (len);
+  for (ptr = name; *ptr; ptr++)
+    {
+      if (_esc_ident_bad (*ptr, ptr == name))
+        {
+          /* copy preceding safe characters if any */
+          if (first_ok < ptr)
+            {
+              g_string_append_len (op, first_ok, ptr - first_ok);
+            }
+          /* escape the unsafe character */
+          g_string_append_printf (op, "_%02x", (unsigned char)(*ptr));
+          /* restart after it */
+          first_ok = ptr + 1;
+        }
+    }
+  /* copy trailing safe characters if any */
+  if (first_ok < ptr)
+    {
+      g_string_append_len (op, first_ok, ptr - first_ok);
+    }
+  return g_string_free (op, FALSE);
+}
+
+char *
+get_escaped_dbus_path (const char *prefix,
+                       const char *component)
+{
+  char *escaped_component = escape_dbus_component (component);
+  char *path = g_strconcat (prefix, "/", escaped_component, NULL);
+
+  g_free (escaped_component);
+  return path;
+}

src/backends/native/dbus-utils.h

@@ -0,0 +1,32 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#ifndef DBUS_UTILS_H
+#define DBUS_UTILS_H
+
+char *
+get_escaped_dbus_path (const char *prefix,
+                       const char *component);
+
+#endif /* DBUS_UTILS_H */

src/backends/native/meta-backend-native.c

@@ -0,0 +1,235 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include "config.h"
+
+#include <meta/main.h>
+#include <clutter/evdev/clutter-evdev.h>
+#include "meta-backend-native.h"
+
+#include "meta-idle-monitor-native.h"
+#include "meta-monitor-manager-kms.h"
+#include "meta-cursor-renderer-native.h"
+#include "meta-launcher.h"
+
+struct _MetaBackendNativePrivate
+{
+  MetaLauncher *launcher;
+};
+typedef struct _MetaBackendNativePrivate MetaBackendNativePrivate;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaBackendNative, meta_backend_native, META_TYPE_BACKEND);
+
+/*
+ * The pointer constrain code is mostly a rip-off of the XRandR code from Xorg.
+ * (from xserver/randr/rrcrtc.c, RRConstrainCursorHarder)
+ *
+ * Copyright © 2006 Keith Packard
+ * Copyright 2010 Red Hat, Inc
+ *
+ */
+
+static gboolean
+check_all_screen_monitors(MetaMonitorInfo *monitors,
+			  unsigned         n_monitors,
+			  float            x,
+			  float            y)
+{
+  unsigned int i;
+
+  for (i = 0; i < n_monitors; i++)
+    {
+      MetaMonitorInfo *monitor = &monitors[i];
+      int left, right, top, bottom;
+
+      left = monitor->rect.x;
+      right = left + monitor->rect.width;
+      top = monitor->rect.y;
+      bottom = left + monitor->rect.height;
+
+      if ((x >= left) && (x < right) && (y >= top) && (y < bottom))
+	return TRUE;
+    }
+
+  return FALSE;
+}
+
+static void
+constrain_all_screen_monitors (ClutterInputDevice *device,
+			       MetaMonitorInfo    *monitors,
+			       unsigned            n_monitors,
+			       float              *x,
+			       float              *y)
+{
+  ClutterPoint current;
+  unsigned int i;
+
+  clutter_input_device_get_coords (device, NULL, &current);
+
+  /* if we're trying to escape, clamp to the CRTC we're coming from */
+  for (i = 0; i < n_monitors; i++)
+    {
+      MetaMonitorInfo *monitor = &monitors[i];
+      int left, right, top, bottom;
+      float nx, ny;
+
+      left = monitor->rect.x;
+      right = left + monitor->rect.width;
+      top = monitor->rect.y;
+      bottom = left + monitor->rect.height;
+
+      nx = current.x;
+      ny = current.y;
+
+      if ((nx >= left) && (nx < right) && (ny >= top) && (ny < bottom))
+	{
+	  if (*x < left)
+	    *x = left;
+	  if (*x >= right)
+	    *x = right - 1;
+	  if (*y < top)
+	    *y = top;
+	  if (*y >= bottom)
+	    *y = bottom - 1;
+
+	  return;
+        }
+    }
+}
+
+static void
+pointer_constrain_callback (ClutterInputDevice *device,
+			    guint32             time,
+			    float              *new_x,
+			    float              *new_y,
+			    gpointer            user_data)
+{
+  MetaMonitorManager *monitor_manager;
+  MetaMonitorInfo *monitors;
+  unsigned int n_monitors;
+  gboolean ret;
+
+  monitor_manager = meta_monitor_manager_get ();
+  monitors = meta_monitor_manager_get_monitor_infos (monitor_manager, &n_monitors);
+
+  /* if we're moving inside a monitor, we're fine */
+  ret = check_all_screen_monitors(monitors, n_monitors, *new_x, *new_y);
+  if (ret == TRUE)
+    return;
+
+  /* if we're trying to escape, clamp to the CRTC we're coming from */
+  constrain_all_screen_monitors(device, monitors, n_monitors, new_x, new_y);
+}
+
+static void
+meta_backend_native_post_init (MetaBackend *backend)
+{
+  ClutterDeviceManager *manager = clutter_device_manager_get_default ();
+
+  META_BACKEND_CLASS (meta_backend_native_parent_class)->post_init (backend);
+
+  clutter_evdev_set_pointer_constrain_callback (manager, pointer_constrain_callback,
+                                                NULL, NULL);
+}
+
+static MetaIdleMonitor *
+meta_backend_native_create_idle_monitor (MetaBackend *backend,
+                                         int          device_id)
+{
+  return g_object_new (META_TYPE_IDLE_MONITOR_NATIVE,
+                       "device-id", device_id,
+                       NULL);
+}
+
+static MetaMonitorManager *
+meta_backend_native_create_monitor_manager (MetaBackend *backend)
+{
+  return g_object_new (META_TYPE_MONITOR_MANAGER_KMS, NULL);
+}
+
+static MetaCursorRenderer *
+meta_backend_native_create_cursor_renderer (MetaBackend *backend)
+{
+  return g_object_new (META_TYPE_CURSOR_RENDERER_NATIVE, NULL);
+}
+
+static void
+meta_backend_native_class_init (MetaBackendNativeClass *klass)
+{
+  MetaBackendClass *backend_class = META_BACKEND_CLASS (klass);
+
+  backend_class->post_init = meta_backend_native_post_init;
+  backend_class->create_idle_monitor = meta_backend_native_create_idle_monitor;
+  backend_class->create_monitor_manager = meta_backend_native_create_monitor_manager;
+  backend_class->create_cursor_renderer = meta_backend_native_create_cursor_renderer;
+}
+
+static void
+meta_backend_native_init (MetaBackendNative *native)
+{
+  MetaBackendNativePrivate *priv = meta_backend_native_get_instance_private (native);
+
+  /* We're a display server, so start talking to weston-launch. */
+  priv->launcher = meta_launcher_new ();
+}
+
+gboolean
+meta_activate_vt (int vt, GError **error)
+{
+  MetaBackend *backend = meta_get_backend ();
+  MetaBackendNative *native = META_BACKEND_NATIVE (backend);
+  MetaBackendNativePrivate *priv = meta_backend_native_get_instance_private (native);
+
+  return meta_launcher_activate_vt (priv->launcher, vt, error);
+}
+
+/**
+ * meta_activate_session:
+ *
+ * Tells mutter to activate the session. When mutter is a
+ * Wayland compositor, this tells logind to switch over to
+ * the new session.
+ */
+gboolean
+meta_activate_session (void)
+{
+  GError *error = NULL;
+  MetaBackend *backend = meta_get_backend ();
+
+  /* Do nothing. */
+  if (!META_IS_BACKEND_NATIVE (backend))
+    return TRUE;
+
+  MetaBackendNative *native = META_BACKEND_NATIVE (backend);
+  MetaBackendNativePrivate *priv = meta_backend_native_get_instance_private (native);
+
+  if (!meta_launcher_activate_session (priv->launcher, &error))
+    {
+      g_warning ("Could not activate session: %s\n", error->message);
+      g_error_free (error);
+      return FALSE;
+    }
+
+  return TRUE;
+}

src/backends/native/meta-backend-native.h

@@ -0,0 +1,54 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#ifndef META_BACKEND_NATIVE_H
+#define META_BACKEND_NATIVE_H
+
+#include "backends/meta-backend-private.h"
+
+#define META_TYPE_BACKEND_NATIVE             (meta_backend_native_get_type ())
+#define META_BACKEND_NATIVE(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_BACKEND_NATIVE, MetaBackendNative))
+#define META_BACKEND_NATIVE_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_BACKEND_NATIVE, MetaBackendNativeClass))
+#define META_IS_BACKEND_NATIVE(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_BACKEND_NATIVE))
+#define META_IS_BACKEND_NATIVE_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_BACKEND_NATIVE))
+#define META_BACKEND_NATIVE_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_BACKEND_NATIVE, MetaBackendNativeClass))
+
+typedef struct _MetaBackendNative        MetaBackendNative;
+typedef struct _MetaBackendNativeClass   MetaBackendNativeClass;
+
+struct _MetaBackendNative
+{
+  MetaBackend parent;
+};
+
+struct _MetaBackendNativeClass
+{
+  MetaBackendClass parent_class;
+};
+
+GType meta_backend_native_get_type (void) G_GNUC_CONST;
+
+gboolean meta_activate_vt (int vt, GError **error);
+
+#endif /* META_BACKEND_NATIVE_H */

src/backends/native/meta-cursor-renderer-native.c

@@ -0,0 +1,205 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include "config.h"
+
+#include "meta-cursor-renderer-native.h"
+
+#include <gbm.h>
+
+#include "meta-cursor-private.h"
+#include "meta-monitor-manager.h"
+
+struct _MetaCursorRendererNativePrivate
+{
+  gboolean has_hw_cursor;
+
+  int drm_fd;
+  struct gbm_device *gbm;
+};
+typedef struct _MetaCursorRendererNativePrivate MetaCursorRendererNativePrivate;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaCursorRendererNative, meta_cursor_renderer_native, META_TYPE_CURSOR_RENDERER);
+
+static void
+meta_cursor_renderer_native_finalize (GObject *object)
+{
+  MetaCursorRendererNative *renderer = META_CURSOR_RENDERER_NATIVE (object);
+  MetaCursorRendererNativePrivate *priv = meta_cursor_renderer_native_get_instance_private (renderer);
+
+  if (priv->gbm)
+    gbm_device_destroy (priv->gbm);
+
+  G_OBJECT_CLASS (meta_cursor_renderer_native_parent_class)->finalize (object);
+}
+
+static void
+set_crtc_cursor (MetaCursorRendererNative *native,
+                 MetaCRTC                 *crtc,
+                 MetaCursorReference      *cursor,
+                 gboolean                  force)
+{
+  MetaCursorRendererNativePrivate *priv = meta_cursor_renderer_native_get_instance_private (native);
+
+  if (crtc->cursor == cursor && !force)
+    return;
+
+  crtc->cursor = cursor;
+
+  if (cursor)
+    {
+      struct gbm_bo *bo;
+      union gbm_bo_handle handle;
+      int width, height;
+      int hot_x, hot_y;
+
+      bo = meta_cursor_reference_get_gbm_bo (cursor, &hot_x, &hot_y);
+
+      handle = gbm_bo_get_handle (bo);
+      width = gbm_bo_get_width (bo);
+      height = gbm_bo_get_height (bo);
+
+      drmModeSetCursor2 (priv->drm_fd, crtc->crtc_id, handle.u32,
+                         width, height, hot_x, hot_y);
+    }
+  else
+    {
+      drmModeSetCursor2 (priv->drm_fd, crtc->crtc_id, 0, 0, 0, 0, 0);
+    }
+}
+
+static void
+update_hw_cursor (MetaCursorRendererNative *native,
+                  gboolean                  force)
+{
+  MetaCursorRendererNativePrivate *priv = meta_cursor_renderer_native_get_instance_private (native);
+  MetaCursorRenderer *renderer = META_CURSOR_RENDERER (native);
+  const MetaRectangle *cursor_rect = meta_cursor_renderer_get_rect (renderer);
+  MetaCursorReference *cursor = meta_cursor_renderer_get_cursor (renderer);
+  MetaMonitorManager *monitors;
+  MetaCRTC *crtcs;
+  unsigned int i, n_crtcs;
+
+  monitors = meta_monitor_manager_get ();
+  meta_monitor_manager_get_resources (monitors, NULL, NULL, &crtcs, &n_crtcs, NULL, NULL);
+
+  for (i = 0; i < n_crtcs; i++)
+    {
+      gboolean crtc_should_have_cursor;
+      MetaCursorReference *crtc_cursor;
+      MetaRectangle *crtc_rect;
+
+      crtc_rect = &crtcs[i].rect;
+
+      crtc_should_have_cursor = (priv->has_hw_cursor && meta_rectangle_overlap (cursor_rect, crtc_rect));
+      if (crtc_should_have_cursor)
+        crtc_cursor = cursor;
+      else
+        crtc_cursor = NULL;
+
+      set_crtc_cursor (native, &crtcs[i], crtc_cursor, force);
+
+      if (crtc_cursor)
+        {
+          drmModeMoveCursor (priv->drm_fd, crtcs[i].crtc_id,
+                             cursor_rect->x - crtc_rect->x,
+                             cursor_rect->y - crtc_rect->y);
+        }
+    }
+}
+
+static gboolean
+should_have_hw_cursor (MetaCursorRenderer *renderer)
+{
+  MetaCursorReference *cursor = meta_cursor_renderer_get_cursor (renderer);
+
+  if (cursor)
+    return (meta_cursor_reference_get_gbm_bo (cursor, NULL, NULL) != NULL);
+  else
+    return FALSE;
+}
+
+static gboolean
+meta_cursor_renderer_native_update_cursor (MetaCursorRenderer *renderer)
+{
+  MetaCursorRendererNative *native = META_CURSOR_RENDERER_NATIVE (renderer);
+  MetaCursorRendererNativePrivate *priv = meta_cursor_renderer_native_get_instance_private (native);
+
+  priv->has_hw_cursor = should_have_hw_cursor (renderer);
+  update_hw_cursor (native, FALSE);
+  return priv->has_hw_cursor;
+}
+
+static void
+meta_cursor_renderer_native_class_init (MetaCursorRendererNativeClass *klass)
+{
+  MetaCursorRendererClass *renderer_class = META_CURSOR_RENDERER_CLASS (klass);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = meta_cursor_renderer_native_finalize;
+  renderer_class->update_cursor = meta_cursor_renderer_native_update_cursor;
+}
+
+static void
+on_monitors_changed (MetaMonitorManager       *monitors,
+                     MetaCursorRendererNative *native)
+{
+  /* Our tracking is all messed up, so force an update. */
+  update_hw_cursor (native, TRUE);
+}
+
+static void
+meta_cursor_renderer_native_init (MetaCursorRendererNative *native)
+{
+  MetaCursorRendererNativePrivate *priv = meta_cursor_renderer_native_get_instance_private (native);
+  CoglContext *ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
+  MetaMonitorManager *monitors;
+
+  monitors = meta_monitor_manager_get ();
+  g_signal_connect_object (monitors, "monitors-changed",
+                           G_CALLBACK (on_monitors_changed), native, 0);
+
+#if defined(CLUTTER_WINDOWING_EGL)
+  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL))
+    {
+      CoglRenderer *cogl_renderer = cogl_display_get_renderer (cogl_context_get_display (ctx));
+      priv->drm_fd = cogl_kms_renderer_get_kms_fd (cogl_renderer);
+      priv->gbm = gbm_create_device (priv->drm_fd);
+    }
+#endif
+}
+
+struct gbm_device *
+meta_cursor_renderer_native_get_gbm_device (MetaCursorRendererNative *native)
+{
+  MetaCursorRendererNativePrivate *priv = meta_cursor_renderer_native_get_instance_private (native);
+
+  return priv->gbm;
+}
+
+void
+meta_cursor_renderer_native_force_update (MetaCursorRendererNative *native)
+{
+  update_hw_cursor (native, TRUE);
+}

src/backends/native/meta-cursor-renderer-native.h

@@ -0,0 +1,55 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#ifndef META_CURSOR_RENDERER_NATIVE_H
+#define META_CURSOR_RENDERER_NATIVE_H
+
+#include "meta-cursor-renderer.h"
+
+#define META_TYPE_CURSOR_RENDERER_NATIVE             (meta_cursor_renderer_native_get_type ())
+#define META_CURSOR_RENDERER_NATIVE(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_CURSOR_RENDERER_NATIVE, MetaCursorRendererNative))
+#define META_CURSOR_RENDERER_NATIVE_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_CURSOR_RENDERER_NATIVE, MetaCursorRendererNativeClass))
+#define META_IS_CURSOR_RENDERER_NATIVE(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_CURSOR_RENDERER_NATIVE))
+#define META_IS_CURSOR_RENDERER_NATIVE_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_CURSOR_RENDERER_NATIVE))
+#define META_CURSOR_RENDERER_NATIVE_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_CURSOR_RENDERER_NATIVE, MetaCursorRendererNativeClass))
+
+typedef struct _MetaCursorRendererNative        MetaCursorRendererNative;
+typedef struct _MetaCursorRendererNativeClass   MetaCursorRendererNativeClass;
+
+struct _MetaCursorRendererNative
+{
+  MetaCursorRenderer parent;
+};
+
+struct _MetaCursorRendererNativeClass
+{
+  MetaCursorRendererClass parent_class;
+};
+
+GType meta_cursor_renderer_native_get_type (void) G_GNUC_CONST;
+
+struct gbm_device * meta_cursor_renderer_native_get_gbm_device (MetaCursorRendererNative *renderer);
+void meta_cursor_renderer_native_force_update (MetaCursorRendererNative *renderer);
+
+#endif /* META_CURSOR_RENDERER_NATIVE_H */

src/backends/native/meta-launcher.c

@@ -0,0 +1,368 @@
+/*
+ * Copyright (C) 2013 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include "meta-launcher.h"
+
+#include <gio/gunixfdlist.h>
+
+#include <clutter/clutter.h>
+#include <clutter/egl/clutter-egl.h>
+#include <clutter/evdev/clutter-evdev.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <malloc.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <systemd/sd-login.h>
+
+#include "dbus-utils.h"
+#include "meta-dbus-login1.h"
+
+#include "wayland/meta-wayland-private.h"
+#include "backends/meta-backend.h"
+#include "meta-cursor-renderer-native.h"
+
+struct _MetaLauncher
+{
+  Login1Session *session_proxy;
+  Login1Seat *seat_proxy;
+
+  gboolean session_active;
+};
+
+static Login1Session *
+get_session_proxy (GCancellable *cancellable)
+{
+  char *proxy_path;
+  char *session_id;
+  Login1Session *session_proxy;
+
+  if (sd_pid_get_session (getpid (), &session_id) < 0)
+    return NULL;
+
+  proxy_path = get_escaped_dbus_path ("/org/freedesktop/login1/session", session_id);
+
+  session_proxy = login1_session_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
+                                                         G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
+                                                         "org.freedesktop.login1",
+                                                         proxy_path,
+                                                         cancellable, NULL);
+  free (proxy_path);
+
+  return session_proxy;
+}
+
+static Login1Seat *
+get_seat_proxy (GCancellable *cancellable)
+{
+  return login1_seat_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
+                                             G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
+                                             "org.freedesktop.login1",
+                                             "/org/freedesktop/login1/seat/self",
+                                             cancellable, NULL);
+}
+
+static void
+session_unpause (void)
+{
+  ClutterBackend *backend;
+  CoglContext *cogl_context;
+  CoglDisplay *cogl_display;
+
+  backend = clutter_get_default_backend ();
+  cogl_context = clutter_backend_get_cogl_context (backend);
+  cogl_display = cogl_context_get_display (cogl_context);
+  cogl_kms_display_queue_modes_reset (cogl_display);
+
+  clutter_evdev_reclaim_devices ();
+  clutter_egl_thaw_master_clock ();
+
+  {
+    MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
+    MetaBackend *backend = meta_get_backend ();
+    MetaCursorRenderer *renderer = meta_backend_get_cursor_renderer (backend);
+
+    /* When we mode-switch back, we need to immediately queue a redraw
+     * in case nothing else queued one for us, and force the cursor to
+     * update. */
+
+    clutter_actor_queue_redraw (compositor->stage);
+    meta_cursor_renderer_native_force_update (META_CURSOR_RENDERER_NATIVE (renderer));
+  }
+}
+
+static void
+session_pause (void)
+{
+  clutter_evdev_release_devices ();
+  clutter_egl_freeze_master_clock ();
+}
+
+static gboolean
+take_device (Login1Session *session_proxy,
+             int            dev_major,
+             int            dev_minor,
+             int           *out_fd,
+             GCancellable  *cancellable,
+             GError       **error)
+{
+  gboolean ret = FALSE;
+  GVariant *fd_variant = NULL;
+  int fd = -1;
+  GUnixFDList *fd_list;
+
+  if (!login1_session_call_take_device_sync (session_proxy,
+                                             dev_major,
+                                             dev_minor,
+                                             NULL,
+                                             &fd_variant,
+                                             NULL, /* paused */
+                                             &fd_list,
+                                             cancellable,
+                                             error))
+    goto out;
+
+  fd = g_unix_fd_list_get (fd_list, g_variant_get_handle (fd_variant), error);
+  if (fd == -1)
+    goto out;
+
+  *out_fd = fd;
+  ret = TRUE;
+
+ out:
+  if (fd_variant)
+    g_variant_unref (fd_variant);
+  if (fd_list)
+    g_object_unref (fd_list);
+  return ret;
+}
+
+static gboolean
+get_device_info_from_path (const char *path,
+                           int        *out_major,
+                           int        *out_minor)
+{
+  gboolean ret = FALSE;
+  int r;
+  struct stat st;
+
+  r = stat (path, &st);
+  if (r < 0)
+    goto out;
+  if (!S_ISCHR (st.st_mode))
+    goto out;
+
+  *out_major = major (st.st_rdev);
+  *out_minor = minor (st.st_rdev);
+  ret = TRUE;
+
+ out:
+  return ret;
+}
+
+static gboolean
+get_device_info_from_fd (int  fd,
+                         int *out_major,
+                         int *out_minor)
+{
+  gboolean ret = FALSE;
+  int r;
+  struct stat st;
+
+  r = fstat (fd, &st);
+  if (r < 0)
+    goto out;
+  if (!S_ISCHR (st.st_mode))
+    goto out;
+
+  *out_major = major (st.st_rdev);
+  *out_minor = minor (st.st_rdev);
+  ret = TRUE;
+
+ out:
+  return ret;
+}
+
+static int
+on_evdev_device_open (const char  *path,
+                      int          flags,
+                      gpointer     user_data,
+                      GError     **error)
+{
+  MetaLauncher *self = user_data;
+  int fd;
+  int major, minor;
+
+  if (!get_device_info_from_path (path, &major, &minor))
+    {
+      g_set_error (error,
+                   G_IO_ERROR,
+                   G_IO_ERROR_NOT_FOUND,
+                   "Could not get device info for path %s: %m", path);
+      return -1;
+    }
+
+  if (!take_device (self->session_proxy, major, minor, &fd, NULL, error))
+    return -1;
+
+  return fd;
+}
+
+static void
+on_evdev_device_close (int      fd,
+                       gpointer user_data)
+{
+  MetaLauncher *self = user_data;
+  int major, minor;
+  GError *error = NULL;
+
+  if (!get_device_info_from_fd (fd, &major, &minor))
+    {
+      g_warning ("Could not get device info for fd %d: %m", fd);
+      return;
+    }
+
+  if (!login1_session_call_release_device_sync (self->session_proxy,
+                                                major, minor,
+                                                NULL, &error))
+    {
+      g_warning ("Could not release device %d,%d: %s", major, minor, error->message);
+    }
+}
+
+static void
+sync_active (MetaLauncher *self)
+{
+  gboolean active = login1_session_get_active (LOGIN1_SESSION (self->session_proxy));
+
+  if (active == self->session_active)
+    return;
+
+  self->session_active = active;
+
+  if (active)
+    session_unpause ();
+  else
+    session_pause ();
+}
+
+static void
+on_active_changed (Login1Session *session,
+                   GParamSpec    *pspec,
+                   gpointer       user_data)
+{
+  MetaLauncher *self = user_data;
+  sync_active (self);
+}
+
+static gboolean
+get_kms_fd (Login1Session *session_proxy,
+            int *fd_out)
+{
+  int major, minor;
+  int fd;
+  GError *error = NULL;
+
+  /* XXX -- use udev to find the DRM master device */
+  if (!get_device_info_from_path ("/dev/dri/card0", &major, &minor))
+    {
+      g_warning ("Could not stat /dev/dri/card0: %m");
+      return FALSE;
+    }
+
+  if (!take_device (session_proxy, major, minor, &fd, NULL, &error))
+    {
+      g_warning ("Could not open DRM device: %s\n", error->message);
+      g_error_free (error);
+      return FALSE;
+    }
+
+  *fd_out = fd;
+
+  return TRUE;
+}
+
+MetaLauncher *
+meta_launcher_new (void)
+{
+  MetaLauncher *self;
+  Login1Session *session_proxy;
+  GError *error = NULL;
+  int kms_fd;
+
+  session_proxy = get_session_proxy (NULL);
+  if (!login1_session_call_take_control_sync (session_proxy, FALSE, NULL, &error))
+    {
+      g_warning ("Could not take control: %s", error->message);
+      g_error_free (error);
+      return NULL;
+    }
+
+  if (!get_kms_fd (session_proxy, &kms_fd))
+    return NULL;
+
+  self = g_slice_new0 (MetaLauncher);
+  self->session_proxy = session_proxy;
+  self->seat_proxy = get_seat_proxy (NULL);
+
+  self->session_active = TRUE;
+
+  clutter_egl_set_kms_fd (kms_fd);
+  clutter_evdev_set_device_callbacks (on_evdev_device_open,
+                                      on_evdev_device_close,
+                                      self);
+
+  g_signal_connect (self->session_proxy, "notify::active", G_CALLBACK (on_active_changed), self);
+
+  return self;
+}
+
+void
+meta_launcher_free (MetaLauncher *self)
+{
+  g_object_unref (self->seat_proxy);
+  g_object_unref (self->session_proxy);
+  g_slice_free (MetaLauncher, self);
+}
+
+gboolean
+meta_launcher_activate_session (MetaLauncher  *launcher,
+                                GError       **error)
+{
+  if (!login1_session_call_activate_sync (launcher->session_proxy, NULL, error))
+    return FALSE;
+
+  sync_active (launcher);
+  return TRUE;
+}
+
+gboolean
+meta_launcher_activate_vt (MetaLauncher  *launcher,
+                           signed char    vt,
+                           GError       **error)
+{
+  return login1_seat_call_switch_to_sync (launcher->seat_proxy, vt, NULL, error);
+}

src/backends/native/meta-launcher.h

@@ -17,18 +17,21 @@
  * 02111-1307, USA.
  */
 
-#ifndef META_WESTON_LAUNCH_H
-#define META_WESTON_LAUNCH_H
+#ifndef META_LAUNCHER_H
+#define META_LAUNCHER_H
 
 #include <glib-object.h>
-#include "weston-launch.h"
 
 typedef struct _MetaLauncher MetaLauncher;
 
 MetaLauncher     *meta_launcher_new                     (void);
 void              meta_launcher_free                    (MetaLauncher  *self);
 
+gboolean          meta_launcher_activate_session        (MetaLauncher  *self,
+							 GError       **error);
+
 gboolean          meta_launcher_activate_vt             (MetaLauncher  *self,
 							 signed char    vt,
 							 GError       **error);
-#endif
+
+#endif /* META_LAUNCHER_H */

src/backends/native/meta-monitor-manager-kms.c

@@ -1,8 +1,8 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright (C) 2013 Red Hat Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -12,7 +12,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA

src/backends/native/meta-weston-launch.c

@@ -1,411 +0,0 @@
-/*
- * Copyright (C) 2013 Red Hat, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- */
-
-#include <config.h>
-
-#include <gio/gio.h>
-#include <gio/gunixfdmessage.h>
-
-#include <clutter/clutter.h>
-#include <clutter/egl/clutter-egl.h>
-#include <clutter/evdev/clutter-evdev.h>
-
-#include <glib.h>
-#include <sys/time.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/socket.h>
-#include <sys/un.h>
-#include <stdlib.h>
-#include <sys/wait.h>
-
-#include <drm.h>
-#include <xf86drm.h>
-#include <xf86drmMode.h>
-
-#include "wayland/meta-wayland-private.h"
-#include "meta-cursor-tracker-private.h"
-#include "meta-weston-launch.h"
-
-struct _MetaLauncher
-{
-  GSocket *weston_launch;
-
-  gboolean vt_switched;
-
-  GMainContext *nested_context;
-  GMainLoop *nested_loop;
-
-  GSource *inner_source;
-  GSource *outer_source;
-};
-
-static void handle_request_vt_switch (MetaLauncher *self);
-
-static gboolean
-request_vt_switch_idle (gpointer user_data)
-{
-  handle_request_vt_switch (user_data);
-
-  return FALSE;
-}
-
-static gboolean
-send_message_to_wl (MetaLauncher           *self,
-		    void                   *message,
-		    gsize                   size,
-		    GSocketControlMessage  *out_cmsg,
-		    GSocketControlMessage **in_cmsg,
-		    GError                **error)
-{
-  struct weston_launcher_reply reply;
-  GInputVector in_iov = { &reply, sizeof (reply) };
-  GOutputVector out_iov = { message, size };
-  GSocketControlMessage *out_all_cmsg[2];
-  GSocketControlMessage **in_all_cmsg;
-  int flags = 0;
-  int i;
-
-  out_all_cmsg[0] = out_cmsg;
-  out_all_cmsg[1] = NULL;
-  if (g_socket_send_message (self->weston_launch, NULL,
-			     &out_iov, 1,
-			     out_all_cmsg, -1,
-			     flags, NULL, error) != (gssize)size)
-    return FALSE;
-
-  if (g_socket_receive_message (self->weston_launch, NULL,
-				&in_iov, 1,
-			        &in_all_cmsg, NULL,
-				&flags, NULL, error) != sizeof (reply))
-    return FALSE;
-
-  while (reply.header.opcode != ((struct weston_launcher_message*)message)->opcode)
-    {
-      /* There were events queued */
-      g_assert ((reply.header.opcode & WESTON_LAUNCHER_EVENT) == WESTON_LAUNCHER_EVENT);
-
-      /* This can never happen, because the only time mutter-launch can queue
-         this event is after confirming a VT switch, and we don't make requests
-         during that time.
-
-         Note that getting this event would be really bad, because we would be
-         in the wrong loop/context.
-      */
-      g_assert (reply.header.opcode != WESTON_LAUNCHER_SERVER_VT_ENTER);
-
-      switch (reply.header.opcode)
-	{
-	case WESTON_LAUNCHER_SERVER_REQUEST_VT_SWITCH:
-	  g_idle_add (request_vt_switch_idle, self);
-	  break;
-
-	default:
-	  g_assert_not_reached ();
-	}
-
-      if (g_socket_receive_message (self->weston_launch, NULL,
-				    &in_iov, 1,
-				    NULL, NULL,
-				    &flags, NULL, error) != sizeof (reply))
-	return FALSE;
-    }
-
-  if (reply.ret != 0)
-    {
-      if (reply.ret == -1)
-	g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
-		     "Got failure from weston-launch");
-      else
-	g_set_error (error, G_IO_ERROR, g_io_error_from_errno (-reply.ret),
-		     "Got failure from weston-launch: %s", strerror (-reply.ret));
-
-      for (i = 0; in_all_cmsg && in_all_cmsg[i]; i++)
-	g_object_unref (in_all_cmsg[i]);
-      g_free (in_all_cmsg);
-
-      return FALSE;
-    }
-
-  if (in_all_cmsg && in_all_cmsg[0])
-    {
-      for (i = 1; in_all_cmsg[i]; i++)
-	g_object_unref (in_all_cmsg[i]);
-      *in_cmsg = in_all_cmsg[0];
-    }
-
-  g_free (in_all_cmsg);
-  return TRUE;
-}
-
-static int
-meta_launcher_open_device (MetaLauncher  *self,
-                           const char    *name,
-                           int            flags,
-                           GError       **error)
-{
-  struct weston_launcher_open *message;
-  GSocketControlMessage *cmsg;
-  gboolean ok;
-  gsize size;
-  int *fds, n_fd;
-  int ret;
-
-  size = sizeof (struct weston_launcher_open) + strlen (name) + 1;
-  message = g_malloc (size);
-  message->header.opcode = WESTON_LAUNCHER_OPEN;
-  message->flags = flags;
-  strcpy (message->path, name);
-  message->path[strlen(name)] = 0;
-
-  ok = send_message_to_wl (self, message, size, NULL, &cmsg, error);
-
-  if (ok)
-    {
-      g_assert (G_IS_UNIX_FD_MESSAGE (cmsg));
-
-      fds = g_unix_fd_message_steal_fds (G_UNIX_FD_MESSAGE (cmsg), &n_fd);
-      g_assert (n_fd == 1);
-
-      ret = fds[0];
-      g_free (fds);
-      g_object_unref (cmsg);
-    }
-  else
-    ret = -1;
-
-  g_free (message);
-  return ret;
-}
-
-static void
-meta_launcher_enter (MetaLauncher *launcher)
-{
-  ClutterBackend *backend;
-  CoglContext *cogl_context;
-  CoglDisplay *cogl_display;
-
-  backend = clutter_get_default_backend ();
-  cogl_context = clutter_backend_get_cogl_context (backend);
-  cogl_display = cogl_context_get_display (cogl_context);
-  cogl_kms_display_queue_modes_reset (cogl_display);
-
-  clutter_evdev_reclaim_devices ();
-
-  {
-    MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
-
-    /* When we mode-switch back, we need to immediately queue a redraw
-     * in case nothing else queued one for us, and force the cursor to
-     * update. */
-
-    clutter_actor_queue_redraw (compositor->stage);
-    meta_cursor_tracker_force_update (compositor->seat->cursor_tracker);
-  }
-}
-
-static void
-meta_launcher_leave (MetaLauncher *launcher)
-{
-  clutter_evdev_release_devices ();
-}
-
-static int
-on_evdev_device_open (const char  *path,
-		      int          flags,
-		      gpointer     user_data,
-		      GError     **error)
-{
-  MetaLauncher *launcher = user_data;
-
-  return meta_launcher_open_device (launcher, path, flags, error);
-}
-
-static void
-on_evdev_device_close (int          fd,
-                       gpointer     user_data)
-{
-  close (fd);
-}
-
-static void
-handle_vt_enter (MetaLauncher *launcher)
-{
-  g_assert (launcher->vt_switched);
-
-  g_main_loop_quit (launcher->nested_loop);
-}
-
-static void
-handle_request_vt_switch (MetaLauncher *launcher)
-{
-  struct weston_launcher_message message;
-  GError *error;
-  gboolean ok;
-
-  meta_launcher_leave (launcher);
-
-  message.opcode = WESTON_LAUNCHER_CONFIRM_VT_SWITCH;
-
-  error = NULL;
-  ok = send_message_to_wl (launcher, &message, sizeof (message), NULL, NULL, &error);
-  if (!ok) {
-    g_warning ("Failed to acknowledge VT switch: %s", error->message);
-    g_error_free (error);
-
-    return;
-  }
-
-  g_assert (!launcher->vt_switched);
-  launcher->vt_switched = TRUE;
-
-  /* We can't do anything at this point, because we don't
-     have input devices and we don't have the DRM master,
-     so let's run a nested busy loop until the VT is reentered */
-  g_main_loop_run (launcher->nested_loop);
-
-  g_assert (launcher->vt_switched);
-  launcher->vt_switched = FALSE;
-
-  meta_launcher_enter (launcher);
-}
-
-static gboolean
-on_socket_readable (GSocket      *socket,
-		    GIOCondition  condition,
-		    gpointer      user_data)
-{
-  MetaLauncher *launcher = user_data;
-  struct weston_launcher_event event;
-  gssize read;
-  GError *error;
-
-  if ((condition & G_IO_IN) == 0)
-    return TRUE;
-
-  error = NULL;
-  read = g_socket_receive (socket, (char*)&event, sizeof(event), NULL, &error);
-  if (read < (gssize)sizeof(event))
-    {
-      g_warning ("Error reading from weston-launcher socket: %s", error->message);
-      g_error_free (error);
-      return TRUE;
-    }
-
-  switch (event.header.opcode)
-    {
-    case WESTON_LAUNCHER_SERVER_REQUEST_VT_SWITCH:
-      handle_request_vt_switch (launcher);
-      break;
-
-    case WESTON_LAUNCHER_SERVER_VT_ENTER:
-      handle_vt_enter (launcher);
-      break;
-    }
-
-  return TRUE;
-}
-
-static int
-env_get_fd (const char *env)
-{
-  const char *value;
-
-  value = g_getenv (env);
-
-  if (value == NULL)
-    return -1;
-  else
-    return g_ascii_strtoll (value, NULL, 10);
-}
-
-MetaLauncher *
-meta_launcher_new (void)
-{
-  MetaLauncher *self = g_slice_new0 (MetaLauncher);
-  int launch_fd;
-
-  launch_fd = env_get_fd ("WESTON_LAUNCHER_SOCK");
-  if (launch_fd < 0)
-    g_error ("Invalid mutter-launch socket");
-
-  self->weston_launch = g_socket_new_from_fd (launch_fd, NULL);
-
-  self->nested_context = g_main_context_new ();
-  self->nested_loop = g_main_loop_new (self->nested_context, FALSE);
-
-  self->outer_source = g_socket_create_source (self->weston_launch, G_IO_IN, NULL);
-  g_source_set_callback (self->outer_source, (GSourceFunc)on_socket_readable, self, NULL);
-  g_source_attach (self->outer_source, NULL);
-  g_source_unref (self->outer_source);
-
-  self->inner_source = g_socket_create_source (self->weston_launch, G_IO_IN, NULL);
-  g_source_set_callback (self->inner_source, (GSourceFunc)on_socket_readable, self, NULL);
-  g_source_attach (self->inner_source, self->nested_context);
-  g_source_unref (self->inner_source);
-
-  clutter_evdev_set_device_callbacks (on_evdev_device_open,
-                                      on_evdev_device_close,
-                                      self);
-
-#if defined(CLUTTER_WINDOWING_EGL)
-  if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL))
-    {
-      GError *error = NULL;
-      int fd = meta_launcher_open_device (self, "/dev/dri/card0", O_RDWR, &error);
-      if (error)
-        g_error ("Failed to open /dev/dri/card0: %s", error->message);
-
-      clutter_egl_set_kms_fd (fd);
-    }
-#endif
-
-  return self;
-}
-
-void
-meta_launcher_free (MetaLauncher *launcher)
-{
-  g_source_destroy (launcher->outer_source);
-  g_source_destroy (launcher->inner_source);
-
-  g_main_loop_unref (launcher->nested_loop);
-  g_main_context_unref (launcher->nested_context);
-
-  g_object_unref (launcher->weston_launch);
-
-  g_slice_free (MetaLauncher, launcher);
-}
-
-gboolean
-meta_launcher_activate_vt (MetaLauncher  *launcher,
-			   signed char    vt,
-			   GError       **error)
-{
-  struct weston_launcher_activate_vt message;
-
-  message.header.opcode = WESTON_LAUNCHER_ACTIVATE_VT;
-  message.vt = vt;
-
-  return send_message_to_wl (launcher, &message, sizeof (message), NULL, NULL, error);
-}
-

src/backends/native/weston-launch.c

@@ -1,711 +0,0 @@
-/*
- * Copyright © 2012 Benjamin Franzke
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the copyright holders not be used in
- * advertising or publicity pertaining to distribution of the software
- * without specific, written prior permission.  The copyright holders make
- * no representations about the suitability of this software for any
- * purpose.  It is provided "as is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include "config.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-#include <poll.h>
-#include <errno.h>
-
-#include <error.h>
-#include <getopt.h>
-
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <sys/signalfd.h>
-#include <signal.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <limits.h>
-
-#include <termios.h>
-#include <linux/vt.h>
-#include <linux/major.h>
-#include <linux/kd.h>
-
-#include <pwd.h>
-#include <grp.h>
-
-#include <xf86drm.h>
-
-#include <systemd/sd-login.h>
-
-#include "weston-launch.h"
-
-#define MAX_ARGV_SIZE 256
-#define DRM_MAJOR     226
-
-enum vt_state {
-	VT_HAS_VT,
-	VT_PENDING_CONFIRM,
-	VT_NOT_HAVE_VT,
-};
-
-struct weston_launch {
-	int tty;
-	int ttynr;
-	int sock[2];
-	struct passwd *pw;
-
-	int signalfd;
-
-	pid_t child;
-	int verbose;
-
-	struct termios terminal_attributes;
-	int kb_mode;
-	enum vt_state vt_state;
-	unsigned vt;
-
-        int drm_fd;
-};
-
-union cmsg_data { unsigned char b[4]; int fd; };
-
-static void quit (struct weston_launch *wl, int status);
-
-static int
-weston_launch_allowed(struct weston_launch *wl)
-{
-	char *session, *seat;
-	int err;
-
-	if (getuid() == 0)
-		return 1;
-
-	err = sd_pid_get_session(getpid(), &session);
-	if (err == 0 && session) {
-		if (sd_session_is_active(session) &&
-		    sd_session_get_seat(session, &seat) == 0) {
-			free(seat);
-			free(session);
-			return 1;
-		}
-		free(session);
-	}
-	
-	return 0;
-}
-
-static int
-setup_launcher_socket(struct weston_launch *wl)
-{
-	if (socketpair(AF_LOCAL, SOCK_DGRAM, 0, wl->sock) < 0)
-		error(1, errno, "socketpair failed");
-	
-	fcntl(wl->sock[0], F_SETFD, O_CLOEXEC);
-
-	return 0;
-}
-
-static int
-setup_signals(struct weston_launch *wl)
-{
-	int ret;
-	sigset_t mask;
-	struct sigaction sa;
-
-	memset(&sa, 0, sizeof sa);
-	sa.sa_handler = SIG_DFL;
-	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
-	ret = sigaction(SIGCHLD, &sa, NULL);
-	assert(ret == 0);
-
-	sa.sa_handler = SIG_IGN;
-	sa.sa_flags = 0;
-	sigaction(SIGHUP, &sa, NULL);
-
-	ret = sigemptyset(&mask);
-	assert(ret == 0);
-	sigaddset(&mask, SIGCHLD);
-	sigaddset(&mask, SIGINT);
-	sigaddset(&mask, SIGTERM);
-	sigaddset(&mask, SIGUSR1);
-	ret = sigprocmask(SIG_BLOCK, &mask, NULL);
-	assert(ret == 0);
-
-	wl->signalfd = signalfd(-1, &mask, SFD_NONBLOCK | SFD_CLOEXEC);
-	if (wl->signalfd < 0)
-		return -errno;
-
-	return 0;
-}
-
-static void
-setenv_fd(const char *env, int fd)
-{
-	char buf[32];
-
-	snprintf(buf, sizeof buf, "%d", fd);
-	setenv(env, buf, 1);
-}
-
-static int
-handle_confirm_vt_switch(struct weston_launch *wl, struct msghdr *msg, ssize_t len)
-{
-        struct weston_launcher_reply reply;
-
-	reply.header.opcode = WESTON_LAUNCHER_CONFIRM_VT_SWITCH;
-	reply.ret = -1;
-
-	if (wl->vt_state != VT_PENDING_CONFIRM) {
-		error(0, 0, "unexpected CONFIRM_VT_SWITCH");
-		goto out;
-	}
-
-	if (wl->drm_fd != -1) {
-		int ret;
-
-		ret = drmDropMaster(wl->drm_fd);
-		if (ret < 0) {
-			fprintf(stderr, "failed to drop DRM master: %m\n");
-		} else if (wl->verbose) {
-			fprintf(stderr, "dropped DRM master for VT switch\n");
-		}
-	}
-
-	wl->vt_state = VT_NOT_HAVE_VT;
-	ioctl(wl->tty, VT_RELDISP, 1);
-
-	if (wl->verbose)
-		fprintf(stderr, "mutter-launcher: confirmed VT switch\n");
-
-	reply.ret = 0;
-
-out:
-	do {
-		len = send(wl->sock[0], &reply, sizeof reply, 0);
-	} while (len < 0 && errno == EINTR);
-	if (len < 0)
-		return -1;
-
-	return 0;
-}
-
-static int
-handle_activate_vt(struct weston_launch *wl, struct msghdr *msg, ssize_t len)
-{
-        struct weston_launcher_reply reply;
-	struct weston_launcher_activate_vt *message;
-	unsigned vt;
-
-	reply.header.opcode = WESTON_LAUNCHER_ACTIVATE_VT;
-	reply.ret = -1;
-
-	if (len != sizeof(*message)) {
-		error(0, 0, "missing value in activate_vt request");
-		goto out;
-	}
-
-	message = msg->msg_iov->iov_base;
-
-	/* Negative values mean that we're activating our own VT */
-	if (message->vt > 0)
-		vt = message->vt;
-	else
-		vt = wl->vt;
-
-	reply.ret = ioctl(wl->tty, VT_ACTIVATE, vt);
-	if (reply.ret < 0)
-		reply.ret = -errno;
-
-	if (wl->verbose)
-		fprintf(stderr, "mutter-launch: activate VT, ret: %d\n", reply.ret);
-
-out:
-	do {
-		len = send(wl->sock[0], &reply, sizeof reply, 0);
-	} while (len < 0 && errno == EINTR);
-	if (len < 0)
-		return -1;
-
-	return 0;
-}
-
-
-static int
-handle_open(struct weston_launch *wl, struct msghdr *msg, ssize_t len)
-{
-        struct weston_launcher_reply reply;
-	int fd = -1;
-	char control[CMSG_SPACE(sizeof(fd))];
-	struct cmsghdr *cmsg;
-	struct stat s;
-	struct msghdr nmsg;
-	struct iovec iov;
-	struct weston_launcher_open *message;
-	union cmsg_data *data;
-	int dev_major;
-
-	reply.header.opcode = WESTON_LAUNCHER_OPEN;
-	reply.ret = -1;
-
-	message = msg->msg_iov->iov_base;
-	if ((size_t)len < sizeof(*message))
-		goto err0;
-
-	/* Ensure path is null-terminated */
-	((char *) message)[len-1] = '\0';
-
-	if (stat(message->path, &s) < 0) {
-		reply.ret = -errno;
-		goto err0;
-	}
-
-	dev_major = major(s.st_rdev);
-
-	if (dev_major != INPUT_MAJOR &&
-	    dev_major != DRM_MAJOR) {
-		fprintf(stderr, "Device %s is not an input or DRM device\n",
-			message->path);
-		reply.ret = -EPERM;
-		goto err0;
-	}
-
-	if (dev_major == DRM_MAJOR && wl->drm_fd != -1) {
-		fprintf(stderr, "Already have a DRM device open\n");
-		reply.ret = -EPERM;
-		goto err0;
-	}
-
-	fd = open(message->path, message->flags);
-	if (fd < 0) {
-		fprintf(stderr, "Error opening device %s: %m\n",
-			message->path);
-		reply.ret = -errno;
-		goto err0;
-	}
-
-	if (dev_major == DRM_MAJOR) {
-		wl->drm_fd = fd;
-	}
-
-err0:
-	memset(&nmsg, 0, sizeof nmsg);
-	nmsg.msg_iov = &iov;
-	nmsg.msg_iovlen = 1;
-	if (fd != -1) {
-		nmsg.msg_control = control;
-		nmsg.msg_controllen = sizeof control;
-		cmsg = CMSG_FIRSTHDR(&nmsg);
-		cmsg->cmsg_level = SOL_SOCKET;
-		cmsg->cmsg_type = SCM_RIGHTS;
-		cmsg->cmsg_len = CMSG_LEN(sizeof(fd));
-		data = (union cmsg_data *) CMSG_DATA(cmsg);
-		data->fd = fd;
-		nmsg.msg_controllen = cmsg->cmsg_len;
-		reply.ret = 0;
-	}
-	iov.iov_base = &reply;
-	iov.iov_len = sizeof reply;
-
-	if (wl->verbose)
-		fprintf(stderr, "mutter-launch: opened %s: ret: %d, fd: %d\n",
-			message->path, reply.ret, fd);
-	do {
-		len = sendmsg(wl->sock[0], &nmsg, 0);
-	} while (len < 0 && errno == EINTR);
-
-	close(fd);
-
-	if (len < 0)
-		return -1;
-
-	return 0;
-}
-
-static int
-handle_socket_msg(struct weston_launch *wl)
-{
-	char control[CMSG_SPACE(sizeof(int))];
-	char buf[BUFSIZ];
-	struct msghdr msg;
-	struct iovec iov;
-	int ret = -1;
-	ssize_t len;
-	struct weston_launcher_message *message;
-
-	memset(&msg, 0, sizeof(msg));
-	iov.iov_base = buf;
-	iov.iov_len  = sizeof buf;
-	msg.msg_iov = &iov;
-	msg.msg_iovlen = 1;
-	msg.msg_control = control;
-	msg.msg_controllen = sizeof control;
-
-	do {
-		len = recvmsg(wl->sock[0], &msg, 0);
-	} while (len < 0 && errno == EINTR);
-
-	if (len < 1)
-		return -1;
-
-	message = (void *) buf;
-	switch (message->opcode) {
-	case WESTON_LAUNCHER_OPEN:
-		ret = handle_open(wl, &msg, len);
-		break;
-	case WESTON_LAUNCHER_CONFIRM_VT_SWITCH:
-		ret = handle_confirm_vt_switch(wl, &msg, len);
-		break;
-	case WESTON_LAUNCHER_ACTIVATE_VT:
-		ret = handle_activate_vt(wl, &msg, len);
-		break;
-	}
-
-	return ret;
-}
-
-static void
-tty_reset(struct weston_launch *wl)
-{
-	struct vt_mode mode = { 0 };
-
-	if (ioctl(wl->tty, KDSKBMODE, wl->kb_mode))
-		fprintf(stderr, "failed to restore keyboard mode: %m\n");
-
-	if (ioctl(wl->tty, KDSETMODE, KD_TEXT))
-		fprintf(stderr, "failed to set KD_TEXT mode on tty: %m\n");
-
-	if (tcsetattr(wl->tty, TCSANOW, &wl->terminal_attributes) < 0)
-		fprintf(stderr, "could not restore terminal to canonical mode\n");
-
-	mode.mode = VT_AUTO;
-	if (ioctl(wl->tty, VT_SETMODE, &mode) < 0)
-		fprintf(stderr, "could not reset vt handling\n");
-}
-
-static void
-quit(struct weston_launch *wl, int status)
-{
-	if (wl->child > 0)
-		kill(wl->child, SIGKILL);
-
-	close(wl->signalfd);
-	close(wl->sock[0]);
-
-	if (wl->drm_fd > 0)
-		close(wl->drm_fd);
-
-	tty_reset(wl);
-
-	exit(status);
-}
-
-static int
-handle_vt_switch(struct weston_launch *wl)
-{
-	struct weston_launcher_event message;
-	ssize_t len;
-
-	if (wl->vt_state == VT_HAS_VT) {
-		wl->vt_state = VT_PENDING_CONFIRM;
-		message.header.opcode = WESTON_LAUNCHER_SERVER_REQUEST_VT_SWITCH;
-	} else if (wl->vt_state == VT_NOT_HAVE_VT) {
-		wl->vt_state = VT_HAS_VT;
-		ioctl(wl->tty, VT_RELDISP, VT_ACKACQ);
-
-		if (wl->drm_fd != -1) {
-			int ret;
-
-			ret = drmSetMaster(wl->drm_fd);
-			if (ret < 0) {
-				fprintf(stderr, "failed to become DRM master: %m\n");
-				/* This is very, very bad, and the compositor will crash soon,
-				   but oh well... */
-			} else if (wl->verbose) {
-				fprintf(stderr, "became DRM master after VT switch\n");
-			}
-		}
-
-		message.header.opcode = WESTON_LAUNCHER_SERVER_VT_ENTER;
-	} else
-		return -1;
-
-	message.detail = 0;
-
-	do {
-		len = send(wl->sock[0], &message, sizeof(message), 0);
-	} while (len < 0 && errno == EINTR);
-
-	return 0;
-}
-
-
-static int
-handle_signal(struct weston_launch *wl)
-{
-	struct signalfd_siginfo sig;
-	int pid, status, ret;
-
-	if (read(wl->signalfd, &sig, sizeof sig) != sizeof sig) {
-		error(0, errno, "reading signalfd failed");
-		return -1;
-	}
-
-	switch (sig.ssi_signo) {
-	case SIGCHLD:
-		pid = waitpid(-1, &status, 0);
-		if (pid == wl->child) {
-			wl->child = 0;
-			if (WIFEXITED(status))
-				ret = WEXITSTATUS(status);
-			else if (WIFSIGNALED(status))
-				/*
-				 * If weston dies because of signal N, we
-				 * return 10+N. This is distinct from
-				 * weston-launch dying because of a signal
-				 * (128+N).
-				 */
-				ret = 10 + WTERMSIG(status);
-			else
-				ret = 0;
-			quit(wl, ret);
-		}
-		break;
-	case SIGTERM:
-	case SIGINT:
-		if (wl->child)
-			kill(wl->child, sig.ssi_signo);
-		break;
-	case SIGUSR1:
-		return handle_vt_switch(wl);
-	default:
-		return -1;
-	}
-
-	return 0;
-}
-
-static int
-setup_tty(struct weston_launch *wl)
-{
-	struct stat buf;
-	struct termios raw_attributes;
-	struct vt_mode mode = { 0 };
-	char *session;
-	char path[PATH_MAX];
-	int ok;
-
-	ok = sd_pid_get_session(getpid(), &session);
-	if (ok < 0)
-	  error(1, -ok, "could not determine current session");
-
-	ok = sd_session_get_vt(session, &wl->vt);
-	if (ok < 0)
-		error(1, -ok, "could not determine current TTY");
-
-	snprintf(path, PATH_MAX, "/dev/tty%u", wl->vt);
-	wl->tty = open(path, O_RDWR | O_NOCTTY | O_CLOEXEC);
-
-	if (wl->tty < 0)
-		error(1, errno, "failed to open tty");
-
-	if (fstat(wl->tty, &buf) < 0)
-		error(1, errno, "stat %s failed", path);
-
-	if (major(buf.st_rdev) != TTY_MAJOR)
-		error(1, 0, "invalid tty device: %s", path);
-
-	wl->ttynr = minor(buf.st_rdev);
-
-	if (tcgetattr(wl->tty, &wl->terminal_attributes) < 0)
-		error(1, errno, "could not get terminal attributes");
-
-	/* Ignore control characters and disable echo */
-	raw_attributes = wl->terminal_attributes;
-	cfmakeraw(&raw_attributes);
-
-	/* Fix up line endings to be normal (cfmakeraw hoses them) */
-	raw_attributes.c_oflag |= OPOST | OCRNL;
-	/* Don't generate ttou signals */
-	raw_attributes.c_oflag &= ~TOSTOP;
-
-	if (tcsetattr(wl->tty, TCSANOW, &raw_attributes) < 0)
-	        error(1, errno, "could not put terminal into raw mode");
-
-	ioctl(wl->tty, KDGKBMODE, &wl->kb_mode);
-	ok = ioctl(wl->tty, KDSKBMODE, K_OFF);
-	if (ok < 0) {
-		ok = ioctl(wl->tty, KDSKBMODE, K_RAW);
-		if (ok < 0)
-			error(1, errno, "failed to set keyboard mode on tty");
-	}
-
-	ok = ioctl(wl->tty, KDSETMODE, KD_GRAPHICS);
-	if (ok < 0)
-		error(1, errno, "failed to set KD_GRAPHICS mode on tty");
-
-	wl->vt_state = VT_HAS_VT;
-	mode.mode = VT_PROCESS;
-	mode.relsig = SIGUSR1;
-	mode.acqsig = SIGUSR1;
-	ok = ioctl(wl->tty, VT_SETMODE, &mode);
-	if (ok < 0)
-		error(1, errno, "failed to take control of vt handling");
-
-	return 0;
-}
-
-static void
-drop_privileges(struct weston_launch *wl)
-{
-	if (setgid(wl->pw->pw_gid) < 0 ||
-#ifdef HAVE_INITGROUPS
-	    initgroups(wl->pw->pw_name, wl->pw->pw_gid) < 0 ||
-#endif
-	    setuid(wl->pw->pw_uid) < 0)
-		error(1, errno, "dropping privileges failed");
-}
-
-static void
-launch_compositor(struct weston_launch *wl, int argc, char *argv[])
-{
-	char command[PATH_MAX];
-	char *child_argv[MAX_ARGV_SIZE];
-	sigset_t mask;
-	int i;
-
-	if (wl->verbose)
-		printf("weston-launch: spawned weston with pid: %d\n", getpid());
-
-	drop_privileges(wl);
-
-	setenv_fd("WESTON_LAUNCHER_SOCK", wl->sock[1]);
-	setenv("LD_LIBRARY_PATH", LIBDIR, 1);
-	unsetenv("DISPLAY");
-
-	/* Do not give our signal mask to the new process. */
-	sigemptyset(&mask);
-	sigaddset(&mask, SIGTERM);
-	sigaddset(&mask, SIGCHLD);
-	sigaddset(&mask, SIGINT);
-	sigaddset(&mask, SIGUSR1);
-	sigprocmask(SIG_UNBLOCK, &mask, NULL);
-
-	snprintf (command, PATH_MAX, "%s \"$@\"", argv[0]);
-
-	child_argv[0] = wl->pw->pw_shell;
-	child_argv[1] = "-l";
-	child_argv[2] = "-c";
-	child_argv[3] = command;
-	for (i = 0; i < argc; ++i)
-		child_argv[4 + i] = argv[i];
-	child_argv[4 + i] = NULL;
-
-	execv(child_argv[0], child_argv);
-	error(1, errno, "exec failed");
-}
-
-static void
-help(const char *name)
-{
-	fprintf(stderr, "Usage: %s [args...] [-- [weston args..]]\n", name);
-	fprintf(stderr, "  -u, --user      Start session as specified username\n");
-	fprintf(stderr, "  -v, --verbose   Be verbose\n");
-	fprintf(stderr, "  -h, --help      Display this help message\n");
-}
-
-int
-main(int argc, char *argv[])
-{
-	struct weston_launch wl;
-	int i, c;
-	struct option opts[] = {
-		{ "verbose", no_argument,       NULL, 'v' },
-		{ "help",    no_argument,       NULL, 'h' },
-		{ 0,         0,                 NULL,  0  }
-	};	
-
-	memset(&wl, 0, sizeof wl);
-	wl.drm_fd = -1;
-
-	while ((c = getopt_long(argc, argv, "u:t::vh", opts, &i)) != -1) {
-		switch (c) {
-		case 'v':
-			wl.verbose = 1;
-			break;
-		case 'h':
-			help("mutter-launch");
-			exit(EXIT_FAILURE);
-		}
-	}
-
-	if ((argc - optind) > (MAX_ARGV_SIZE - 6))
-		error(1, E2BIG, "Too many arguments to pass to weston");
-
-	if (optind >= argc)
-		error(1, 0, "Expected program argument");
-
-	wl.pw = getpwuid(getuid());
-	if (wl.pw == NULL)
-		error(1, errno, "failed to get username");
-
-	if (!weston_launch_allowed(&wl))
-		error(1, 0, "Permission denied. You must run from an active and local (systemd) session.");
-
-	if (setup_tty(&wl) < 0)
-		exit(EXIT_FAILURE);
-
-	if (setup_launcher_socket(&wl) < 0)
-		exit(EXIT_FAILURE);
-
-	if (setup_signals(&wl) < 0)
-		exit(EXIT_FAILURE);
-
-	wl.child = fork();
-	if (wl.child == -1) {
-		error(1, errno, "fork failed");
-		exit(EXIT_FAILURE);
-	}
-
-	if (wl.child == 0)
-		launch_compositor(&wl, argc - optind, argv + optind);
-
-	close(wl.sock[1]);
-
-	while (1) {
-		struct pollfd fds[2];
-		int n;
-
-		fds[0].fd = wl.sock[0];
-		fds[0].events = POLLIN;
-		fds[1].fd = wl.signalfd;
-		fds[1].events = POLLIN;
-
-		n = poll(fds, 2, -1);
-		if (n < 0)
-			error(0, errno, "poll failed");
-		if (fds[0].revents & POLLIN)
-			handle_socket_msg(&wl);
-		if (fds[1].revents)
-			handle_signal(&wl);
-	}
-
-	return 0;
-}

src/backends/native/weston-launch.h

@@ -1,68 +0,0 @@
-/*
- * Copyright © 2012 Benjamin Franzke
- *             2013 Red Hat, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the copyright holders not be used in
- * advertising or publicity pertaining to distribution of the software
- * without specific, written prior permission.  The copyright holders make
- * no representations about the suitability of this software for any
- * purpose.  It is provided "as is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifndef _WESTON_LAUNCH_H_
-#define _WESTON_LAUNCH_H_
-
-enum weston_launcher_message_type {
-	WESTON_LAUNCHER_REQUEST,
-	WESTON_LAUNCHER_EVENT,
-};
-
-enum weston_launcher_opcode {
-	WESTON_LAUNCHER_OPEN              = (1 << 1 | WESTON_LAUNCHER_REQUEST),
-	WESTON_LAUNCHER_ACTIVATE_VT       = (2 << 1 | WESTON_LAUNCHER_REQUEST),
-	WESTON_LAUNCHER_CONFIRM_VT_SWITCH = (3 << 1 | WESTON_LAUNCHER_REQUEST),
-};
-
-enum weston_launcher_server_opcode {
-	WESTON_LAUNCHER_SERVER_REQUEST_VT_SWITCH = (1 << 1 | WESTON_LAUNCHER_EVENT),
-	WESTON_LAUNCHER_SERVER_VT_ENTER          = (2 << 1 | WESTON_LAUNCHER_EVENT),
-};
-
-struct weston_launcher_message {
-	int opcode;
-};
-
-struct weston_launcher_open {
-	struct weston_launcher_message header;
-	int flags;
-	char path[0];
-};
-
-struct weston_launcher_activate_vt {
-	struct weston_launcher_message header;
-	signed char vt;
-};
-
-struct weston_launcher_reply {
-	struct weston_launcher_message header;
-	int ret;
-};
-
-struct weston_launcher_event {
-	struct weston_launcher_message header;
-	int detail; /* unused, but makes sure replies and events are serialized the same */
-};
-
-#endif

src/backends/x11/meta-backend-x11.c

@@ -0,0 +1,406 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include "config.h"
+
+#include "meta-backend-x11.h"
+
+#include <clutter/x11/clutter-x11.h>
+
+#include <X11/extensions/sync.h>
+
+#include "meta-idle-monitor-xsync.h"
+#include "meta-monitor-manager-xrandr.h"
+#include "backends/meta-monitor-manager-dummy.h"
+#include "meta-cursor-renderer-x11.h"
+
+#include <meta/util.h>
+#include "display-private.h"
+#include "compositor/compositor-private.h"
+
+struct _MetaBackendX11Private
+{
+  /* The host X11 display */
+  Display *xdisplay;
+  GSource *source;
+
+  int xsync_event_base;
+  int xsync_error_base;
+
+  int xinput_opcode;
+  int xinput_event_base;
+  int xinput_error_base;
+};
+typedef struct _MetaBackendX11Private MetaBackendX11Private;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaBackendX11, meta_backend_x11, META_TYPE_BACKEND);
+
+static void
+handle_alarm_notify (MetaBackend *backend,
+                     XEvent      *event)
+{
+  int i;
+
+  for (i = 0; i <= backend->device_id_max; i++)
+    if (backend->device_monitors[i])
+      meta_idle_monitor_xsync_handle_xevent (backend->device_monitors[i], (XSyncAlarmNotifyEvent*) event);
+}
+
+static void
+translate_device_event (MetaBackendX11 *x11,
+                        XIDeviceEvent  *device_event)
+{
+  Window stage_window = meta_backend_x11_get_xwindow (x11);
+
+  if (device_event->event != stage_window)
+    {
+      /* This codepath should only ever trigger as an X11 compositor,
+       * and never under nested, as under nested all backend events
+       * should be reported with respect to the stage window. */
+      g_assert (!meta_is_wayland_compositor ());
+
+      device_event->event = stage_window;
+
+      /* As an X11 compositor, the stage window is always at 0,0, so
+       * using root coordinates will give us correct stage coordinates
+       * as well... */
+      device_event->event_x = device_event->root_x;
+      device_event->event_y = device_event->root_y;
+    }
+}
+
+/* Clutter makes the assumption that there is only one X window
+ * per stage, which is a valid assumption to make for a generic
+ * application toolkit. As such, it will ignore any events sent
+ * to the a stage that isn't its X window.
+ *
+ * When running as an X window manager, we need to respond to
+ * events from lots of windows. Trick Clutter into translating
+ * these events by pretending we got an event on the stage window.
+ */
+static void
+maybe_spoof_event_as_stage_event (MetaBackendX11 *x11,
+                                  XEvent         *event)
+{
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+
+  if (event->type == GenericEvent &&
+      event->xcookie.extension == priv->xinput_opcode)
+    {
+      XIEvent *input_event = (XIEvent *) event->xcookie.data;
+
+      switch (input_event->evtype)
+        {
+        case XI_Motion:
+        case XI_ButtonPress:
+        case XI_ButtonRelease:
+        case XI_KeyPress:
+        case XI_KeyRelease:
+          translate_device_event (x11, (XIDeviceEvent *) input_event);
+          break;
+        default:
+          break;
+        }
+    }
+}
+
+static void
+handle_host_xevent (MetaBackend *backend,
+                    XEvent      *event)
+{
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+  gboolean bypass_clutter = FALSE;
+
+  XGetEventData (priv->xdisplay, &event->xcookie);
+
+  if (event->type == (priv->xsync_event_base + XSyncAlarmNotify))
+    handle_alarm_notify (backend, event);
+
+  {
+    MetaMonitorManager *manager = meta_backend_get_monitor_manager (backend);
+    if (META_IS_MONITOR_MANAGER_XRANDR (manager) &&
+        meta_monitor_manager_xrandr_handle_xevent (META_MONITOR_MANAGER_XRANDR (manager), event))
+      {
+        bypass_clutter = TRUE;
+        goto out;
+      }
+  }
+
+  maybe_spoof_event_as_stage_event (x11, event);
+
+ out:
+  if (!bypass_clutter)
+    clutter_x11_handle_event (event);
+
+  XFreeEventData (priv->xdisplay, &event->xcookie);
+}
+
+typedef struct {
+  GSource base;
+  GPollFD event_poll_fd;
+  MetaBackend *backend;
+} XEventSource;
+
+static gboolean
+x_event_source_prepare (GSource *source,
+                        int     *timeout)
+{
+  XEventSource *x_source = (XEventSource *) source;
+  MetaBackend *backend = x_source->backend;
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+
+  *timeout = -1;
+
+  return XPending (priv->xdisplay);
+}
+
+static gboolean
+x_event_source_check (GSource *source)
+{
+  XEventSource *x_source = (XEventSource *) source;
+  MetaBackend *backend = x_source->backend;
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+
+  return XPending (priv->xdisplay);
+}
+
+static gboolean
+x_event_source_dispatch (GSource     *source,
+                         GSourceFunc  callback,
+                         gpointer     user_data)
+{
+  XEventSource *x_source = (XEventSource *) source;
+  MetaBackend *backend = x_source->backend;
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+
+  while (XPending (priv->xdisplay))
+    {
+      XEvent event;
+
+      XNextEvent (priv->xdisplay, &event);
+
+      handle_host_xevent (backend, &event);
+    }
+
+  return TRUE;
+}
+
+static GSourceFuncs x_event_funcs = {
+  x_event_source_prepare,
+  x_event_source_check,
+  x_event_source_dispatch,
+};
+
+static GSource *
+x_event_source_new (MetaBackend *backend)
+{
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+  GSource *source;
+  XEventSource *x_source;
+
+  source = g_source_new (&x_event_funcs, sizeof (XEventSource));
+  x_source = (XEventSource *) source;
+  x_source->backend = backend;
+  x_source->event_poll_fd.fd = ConnectionNumber (priv->xdisplay);
+  x_source->event_poll_fd.events = G_IO_IN;
+  g_source_add_poll (source, &x_source->event_poll_fd);
+
+  g_source_attach (source, NULL);
+  return source;
+}
+
+static void
+meta_backend_x11_post_init (MetaBackend *backend)
+{
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+  int major, minor;
+
+  priv->xdisplay = clutter_x11_get_default_display ();
+
+  priv->source = x_event_source_new (backend);
+
+  if (!XSyncQueryExtension (priv->xdisplay, &priv->xsync_event_base, &priv->xsync_error_base) ||
+      !XSyncInitialize (priv->xdisplay, &major, &minor))
+    meta_fatal ("Could not initialize XSync");
+
+  {
+    int major = 2, minor = 3;
+    gboolean has_xi = FALSE;
+
+    if (XQueryExtension (priv->xdisplay,
+                         "XInputExtension",
+                         &priv->xinput_opcode,
+                         &priv->xinput_error_base,
+                         &priv->xinput_event_base))
+      {
+        if (XIQueryVersion (priv->xdisplay, &major, &minor) == Success)
+          {
+            int version = (major * 10) + minor;
+            if (version >= 22)
+              has_xi = TRUE;
+          }
+      }
+
+    if (!has_xi)
+      meta_fatal ("X server doesn't have the XInput extension, version 2.2 or newer\n");
+  }
+
+  META_BACKEND_CLASS (meta_backend_x11_parent_class)->post_init (backend);
+}
+
+static MetaIdleMonitor *
+meta_backend_x11_create_idle_monitor (MetaBackend *backend,
+                                      int          device_id)
+{
+  return g_object_new (META_TYPE_IDLE_MONITOR_XSYNC,
+                       "device-id", device_id,
+                       NULL);
+}
+
+static MetaMonitorManager *
+meta_backend_x11_create_monitor_manager (MetaBackend *backend)
+{
+  /* If we're a Wayland compositor using the X11 backend,
+   * we're a nested configuration, so return the dummy
+   * monitor setup. */
+  if (meta_is_wayland_compositor ())
+    return g_object_new (META_TYPE_MONITOR_MANAGER_DUMMY, NULL);
+
+  return g_object_new (META_TYPE_MONITOR_MANAGER_XRANDR, NULL);
+}
+
+static MetaCursorRenderer *
+meta_backend_x11_create_cursor_renderer (MetaBackend *backend)
+{
+  return g_object_new (META_TYPE_CURSOR_RENDERER_X11, NULL);
+}
+
+static gboolean
+meta_backend_x11_grab_device (MetaBackend *backend,
+                              int          device_id,
+                              uint32_t     timestamp)
+{
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+  unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
+  XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
+  int ret;
+
+  XISetMask (mask.mask, XI_ButtonPress);
+  XISetMask (mask.mask, XI_ButtonRelease);
+  XISetMask (mask.mask, XI_Enter);
+  XISetMask (mask.mask, XI_Leave);
+  XISetMask (mask.mask, XI_Motion);
+  XISetMask (mask.mask, XI_KeyPress);
+  XISetMask (mask.mask, XI_KeyRelease);
+
+  ret = XIGrabDevice (priv->xdisplay, device_id,
+                      meta_backend_x11_get_xwindow (x11),
+                      timestamp,
+                      None,
+                      XIGrabModeAsync, XIGrabModeAsync,
+                      False, /* owner_events */
+                      &mask);
+
+  return (ret == Success);
+}
+
+static gboolean
+meta_backend_x11_ungrab_device (MetaBackend *backend,
+                                int          device_id,
+                                uint32_t     timestamp)
+{
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+  int ret;
+
+  ret = XIUngrabDevice (priv->xdisplay, device_id, timestamp);
+
+  return (ret == Success);
+}
+
+static void
+meta_backend_x11_warp_pointer (MetaBackend *backend,
+                               int          x,
+                               int          y)
+{
+  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+
+  XIWarpPointer (priv->xdisplay,
+                 META_VIRTUAL_CORE_POINTER_ID,
+                 None,
+                 meta_backend_x11_get_xwindow (x11),
+                 0, 0, 0, 0,
+                 x, y);
+}
+
+static void
+meta_backend_x11_class_init (MetaBackendX11Class *klass)
+{
+  MetaBackendClass *backend_class = META_BACKEND_CLASS (klass);
+
+  backend_class->post_init = meta_backend_x11_post_init;
+  backend_class->create_idle_monitor = meta_backend_x11_create_idle_monitor;
+  backend_class->create_monitor_manager = meta_backend_x11_create_monitor_manager;
+  backend_class->create_cursor_renderer = meta_backend_x11_create_cursor_renderer;
+
+  backend_class->grab_device = meta_backend_x11_grab_device;
+  backend_class->ungrab_device = meta_backend_x11_ungrab_device;
+  backend_class->warp_pointer = meta_backend_x11_warp_pointer;
+}
+
+static void
+meta_backend_x11_init (MetaBackendX11 *x11)
+{
+  /* We do X11 event retrieval ourselves */
+  clutter_x11_disable_event_retrieval ();
+}
+
+Display *
+meta_backend_x11_get_xdisplay (MetaBackendX11 *x11)
+{
+  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
+
+  return priv->xdisplay;
+}
+
+Window
+meta_backend_x11_get_xwindow (MetaBackendX11 *x11)
+{
+  MetaDisplay *display = meta_get_display ();
+  MetaCompositor *compositor = display->compositor;
+
+  if (compositor == NULL)
+    return None;
+
+  ClutterStage *stage = CLUTTER_STAGE (compositor->stage);
+  return clutter_x11_get_stage_window (stage);
+}

src/backends/x11/meta-backend-x11.h

@@ -0,0 +1,58 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#ifndef META_BACKEND_X11_H
+#define META_BACKEND_X11_H
+
+#include "backends/meta-backend-private.h"
+
+#include <X11/Xlib.h>
+
+#define META_TYPE_BACKEND_X11             (meta_backend_x11_get_type ())
+#define META_BACKEND_X11(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_BACKEND_X11, MetaBackendX11))
+#define META_BACKEND_X11_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_BACKEND_X11, MetaBackendX11Class))
+#define META_IS_BACKEND_X11(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_BACKEND_X11))
+#define META_IS_BACKEND_X11_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_BACKEND_X11))
+#define META_BACKEND_X11_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_BACKEND_X11, MetaBackendX11Class))
+
+typedef struct _MetaBackendX11        MetaBackendX11;
+typedef struct _MetaBackendX11Class   MetaBackendX11Class;
+
+struct _MetaBackendX11
+{
+  MetaBackend parent;
+};
+
+struct _MetaBackendX11Class
+{
+  MetaBackendClass parent_class;
+};
+
+GType meta_backend_x11_get_type (void) G_GNUC_CONST;
+
+Display * meta_backend_x11_get_xdisplay (MetaBackendX11 *backend);
+
+Window meta_backend_x11_get_xwindow (MetaBackendX11 *backend);
+
+#endif /* META_BACKEND_X11_H */

src/backends/x11/meta-cursor-renderer-x11.c

@@ -0,0 +1,99 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include "config.h"
+
+#include "meta-cursor-renderer-x11.h"
+
+#include "meta-backend-x11.h"
+#include "meta-stage.h"
+
+struct _MetaCursorRendererX11Private
+{
+  gboolean server_cursor_visible;
+};
+typedef struct _MetaCursorRendererX11Private MetaCursorRendererX11Private;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaCursorRendererX11, meta_cursor_renderer_x11, META_TYPE_CURSOR_RENDERER);
+
+static gboolean
+meta_cursor_renderer_x11_update_cursor (MetaCursorRenderer *renderer)
+{
+  MetaCursorRendererX11 *x11 = META_CURSOR_RENDERER_X11 (renderer);
+  MetaCursorRendererX11Private *priv = meta_cursor_renderer_x11_get_instance_private (x11);
+
+  MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
+  Window xwindow = meta_backend_x11_get_xwindow (backend);
+
+  if (xwindow == None)
+    return FALSE;
+
+  Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
+
+  MetaCursorReference *cursor_ref = meta_cursor_renderer_get_cursor (renderer);
+  gboolean has_server_cursor = FALSE;
+
+  if (cursor_ref)
+    {
+      MetaCursor cursor = meta_cursor_reference_get_meta_cursor (cursor_ref);
+      if (cursor != META_CURSOR_NONE)
+        {
+          Cursor xcursor = meta_cursor_create_x_cursor (xdisplay, cursor);
+          XDefineCursor (xdisplay, xwindow, xcursor);
+          XFlush (xdisplay);
+          XFreeCursor (xdisplay, xcursor);
+
+          has_server_cursor = TRUE;
+        }
+    }
+
+  if (has_server_cursor != priv->server_cursor_visible)
+    {
+      if (has_server_cursor)
+        XFixesShowCursor (xdisplay, xwindow);
+      else
+        XFixesHideCursor (xdisplay, xwindow);
+
+      priv->server_cursor_visible = has_server_cursor;
+    }
+
+  return priv->server_cursor_visible;
+}
+
+static void
+meta_cursor_renderer_x11_class_init (MetaCursorRendererX11Class *klass)
+{
+  MetaCursorRendererClass *renderer_class = META_CURSOR_RENDERER_CLASS (klass);
+
+  renderer_class->update_cursor = meta_cursor_renderer_x11_update_cursor;
+}
+
+static void
+meta_cursor_renderer_x11_init (MetaCursorRendererX11 *x11)
+{
+  MetaCursorRendererX11Private *priv = meta_cursor_renderer_x11_get_instance_private (x11);
+
+  /* XFixes has no way to retrieve the current cursor visibility. */
+  priv->server_cursor_visible = TRUE;
+}

src/backends/x11/meta-cursor-renderer-x11.h

@@ -0,0 +1,52 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#ifndef META_CURSOR_RENDERER_X11_H
+#define META_CURSOR_RENDERER_X11_H
+
+#include "meta-cursor-renderer.h"
+
+#define META_TYPE_CURSOR_RENDERER_X11             (meta_cursor_renderer_x11_get_type ())
+#define META_CURSOR_RENDERER_X11(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_CURSOR_RENDERER_X11, MetaCursorRendererX11))
+#define META_CURSOR_RENDERER_X11_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_CURSOR_RENDERER_X11, MetaCursorRendererX11Class))
+#define META_IS_CURSOR_RENDERER_X11(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_CURSOR_RENDERER_X11))
+#define META_IS_CURSOR_RENDERER_X11_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_CURSOR_RENDERER_X11))
+#define META_CURSOR_RENDERER_X11_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_CURSOR_RENDERER_X11, MetaCursorRendererX11Class))
+
+typedef struct _MetaCursorRendererX11        MetaCursorRendererX11;
+typedef struct _MetaCursorRendererX11Class   MetaCursorRendererX11Class;
+
+struct _MetaCursorRendererX11
+{
+  MetaCursorRenderer parent;
+};
+
+struct _MetaCursorRendererX11Class
+{
+  MetaCursorRendererClass parent_class;
+};
+
+GType meta_cursor_renderer_x11_get_type (void) G_GNUC_CONST;
+
+#endif /* META_CURSOR_RENDERER_X11_H */

src/backends/x11/meta-idle-monitor-xsync.c

@@ -25,8 +25,7 @@
 #include "meta-idle-monitor-xsync.h"
 #include "meta-idle-monitor-private.h"
 
-#include <meta/util.h>
-#include "display-private.h"
+#include "meta-backend-x11.h"
 
 #include <string.h>
 
@@ -191,10 +190,9 @@ static void
 meta_idle_monitor_xsync_constructed (GObject *object)
 {
   MetaIdleMonitorXSync *monitor_xsync = META_IDLE_MONITOR_XSYNC (object);
+  MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
 
-  g_assert (!meta_is_wayland_compositor ());
-
-  monitor_xsync->display = meta_get_display ()->xdisplay;
+  monitor_xsync->display = meta_backend_x11_get_xdisplay (backend);
   init_xsync (monitor_xsync);
 
   G_OBJECT_CLASS (meta_idle_monitor_xsync_parent_class)->constructed (object);
@@ -291,7 +289,10 @@ meta_idle_monitor_xsync_make_watch (MetaIdleMonitor           *monitor,
           g_hash_table_add (monitor_xsync->alarms, (gpointer) watch_xsync->xalarm);
 
           if (meta_idle_monitor_get_idletime (monitor) > (gint64)timeout_msec)
-            watch->idle_source_id = g_idle_add (fire_watch_idle, watch);
+            {
+              watch->idle_source_id = g_idle_add (fire_watch_idle, watch);
+              g_source_set_name_by_id (watch->idle_source_id, "[mutter] fire_watch_idle");
+            }
         }
       else
         {

src/backends/x11/meta-idle-monitor-xsync.h

@@ -44,6 +44,4 @@ GType meta_idle_monitor_xsync_get_type (void);
 void meta_idle_monitor_xsync_handle_xevent (MetaIdleMonitor       *monitor,
                                             XSyncAlarmNotifyEvent *xevent);
 
-void meta_idle_monitor_xsync_handle_xevent_all (XEvent *xevent);
-
 #endif /* META_IDLE_MONITOR_XSYNC_H */

src/backends/x11/meta-monitor-manager-xrandr.c

@@ -1,6 +1,6 @@
 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
 
-/* 
+/*
  * Copyright (C) 2001, 2002 Havoc Pennington
  * Copyright (C) 2002, 2003 Red Hat Inc.
  * Some ICCCM manager selection code derived from fvwm2,
@@ -8,7 +8,7 @@
  * Copyright (C) 2003 Rob Adams
  * Copyright (C) 2004-2006 Elijah Newren
  * Copyright (C) 2013 Red Hat Inc.
- * 
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -18,7 +18,7 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
@@ -36,6 +36,7 @@
 #include <X11/extensions/Xrandr.h>
 #include <X11/extensions/dpms.h>
 
+#include "meta-backend-x11.h"
 #include <meta/main.h>
 #include <meta/errors.h>
 #include "edid.h"
@@ -141,16 +142,16 @@ static gboolean
 output_get_presentation_xrandr (MetaMonitorManagerXrandr *manager_xrandr,
                                 MetaOutput               *output)
 {
-  MetaDisplay *display = meta_get_display ();
   gboolean value;
-  Atom actual_type;
+  Atom atom, actual_type;
   int actual_format;
   unsigned long nitems, bytes_after;
   unsigned char *buffer;
 
+  atom = XInternAtom (manager_xrandr->xdisplay, "_MUTTER_PRESENTATION_OUTPUT", False);
   XRRGetOutputProperty (manager_xrandr->xdisplay,
                         (XID)output->output_id,
-                        display->atom__MUTTER_PRESENTATION_OUTPUT,
+                        atom,
                         0, G_MAXLONG, False, False, XA_CARDINAL,
                         &actual_type, &actual_format,
                         &nitems, &bytes_after, &buffer);
@@ -177,16 +178,16 @@ static int
 output_get_backlight_xrandr (MetaMonitorManagerXrandr *manager_xrandr,
                              MetaOutput               *output)
 {
-  MetaDisplay *display = meta_get_display ();
   gboolean value;
-  Atom actual_type;
+  Atom atom, actual_type;
   int actual_format;
   unsigned long nitems, bytes_after;
   unsigned char *buffer;
 
+  atom = XInternAtom (manager_xrandr->xdisplay, "Backlight", False);
   XRRGetOutputProperty (manager_xrandr->xdisplay,
                         (XID)output->output_id,
-                        display->atom_BACKLIGHT,
+                        atom,
                         0, G_MAXLONG, False, False, XA_INTEGER,
                         &actual_type, &actual_format,
                         &nitems, &bytes_after, &buffer);
@@ -205,14 +206,13 @@ static void
 output_get_backlight_limits_xrandr (MetaMonitorManagerXrandr *manager_xrandr,
                                     MetaOutput               *output)
 {
-  MetaDisplay *display = meta_get_display ();
+  Atom atom;
   XRRPropertyInfo *info;
 
-  meta_error_trap_push (display);
+  atom = XInternAtom (manager_xrandr->xdisplay, "Backlight", False);
   info = XRRQueryOutputProperty (manager_xrandr->xdisplay,
                                  (XID)output->output_id,
-                                 display->atom_BACKLIGHT);
-  meta_error_trap_pop (display);
+                                 atom);
 
   if (info == NULL)
     {
@@ -272,7 +272,7 @@ get_edid_property (Display  *dpy,
     }
 
   XFree (prop);
-    
+
   return result;
 }
 
@@ -314,14 +314,13 @@ static gboolean
 output_get_hotplug_mode_update (MetaMonitorManagerXrandr *manager_xrandr,
                                 XID                       output_id)
 {
-  MetaDisplay *display = meta_get_display ();
+  Atom atom;
   XRRPropertyInfo *info;
   gboolean result = FALSE;
 
-  meta_error_trap_push (display);
+  atom = XInternAtom (manager_xrandr->xdisplay, "hotplug_mode_update", False);
   info = XRRQueryOutputProperty (manager_xrandr->xdisplay, output_id,
-                                 display->atom_hotplug_mode_update);
-  meta_error_trap_pop (display);
+                                 atom);
 
   if (info)
     {
@@ -350,9 +349,7 @@ meta_monitor_manager_xrandr_read_current (MetaMonitorManager *manager)
     XRRFreeScreenResources (manager_xrandr->resources);
   manager_xrandr->resources = NULL;
 
-  meta_error_trap_push (meta_get_display ());
   dpms_capable = DPMSCapable (manager_xrandr->xdisplay);
-  meta_error_trap_pop (meta_get_display ());
 
   if (dpms_capable &&
       DPMSInfo (manager_xrandr->xdisplay, &dpms_state, &dpms_enabled) &&
@@ -452,10 +449,8 @@ meta_monitor_manager_xrandr_read_current (MetaMonitorManager *manager)
       XRRFreeCrtcInfo (crtc);
     }
 
-  meta_error_trap_push (meta_get_display ());
   primary_output = XRRGetOutputPrimary (manager_xrandr->xdisplay,
 					DefaultRootWindow (manager_xrandr->xdisplay));
-  meta_error_trap_pop (meta_get_display ());
 
   n_actual_outputs = 0;
   for (i = 0; i < (unsigned)resources->noutput; i++)
@@ -637,10 +632,8 @@ meta_monitor_manager_xrandr_set_power_save_mode (MetaMonitorManager *manager,
     return;
   }
 
-  meta_error_trap_push (meta_get_display ());
   DPMSForceLevel (manager_xrandr->xdisplay, state);
   DPMSSetTimeouts (manager_xrandr->xdisplay, 0, 0, 0);
-  meta_error_trap_pop (meta_get_display ());
 }
 
 static Rotation
@@ -674,12 +667,13 @@ output_set_presentation_xrandr (MetaMonitorManagerXrandr *manager_xrandr,
                                 MetaOutput               *output,
                                 gboolean                  presentation)
 {
-  MetaDisplay *display = meta_get_display ();
+  Atom atom;
   int value = presentation;
 
+  atom = XInternAtom (manager_xrandr->xdisplay, "_MUTTER_PRESENTATION_OUTPUT", False);
   XRRChangeOutputProperty (manager_xrandr->xdisplay,
                            (XID)output->output_id,
-                           display->atom__MUTTER_PRESENTATION_OUTPUT,
+                           atom,
                            XA_CARDINAL, 32, PropModeReplace,
                            (unsigned char*) &value, 1);
 }
@@ -692,11 +686,10 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
 						 unsigned int         n_outputs)
 {
   MetaMonitorManagerXrandr *manager_xrandr = META_MONITOR_MANAGER_XRANDR (manager);
-  MetaDisplay *display = meta_get_display ();
   unsigned i;
   int width, height, width_mm, height_mm;
 
-  meta_display_grab (display);
+  XGrabServer (manager_xrandr->xdisplay);
 
   /* First compute the new size of the screen (framebuffer) */
   width = 0; height = 0;
@@ -790,10 +783,8 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
    */
   width_mm = (width / DPI_FALLBACK) * 25.4 + 0.5;
   height_mm = (height / DPI_FALLBACK) * 25.4 + 0.5;
-  meta_error_trap_push (display);
   XRRSetScreenSize (manager_xrandr->xdisplay, DefaultRootWindow (manager_xrandr->xdisplay),
                     width, height, width_mm, height_mm);
-  meta_error_trap_pop (display);
 
   for (i = 0; i < n_crtcs; i++)
     {
@@ -850,7 +841,6 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
               goto next;
             }
 
-          meta_error_trap_push (display);
           ok = XRRSetCrtcConfig (manager_xrandr->xdisplay,
                                  manager_xrandr->resources,
                                  (XID)crtc->crtc_id,
@@ -859,7 +849,6 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
                                  (XID)mode->mode_id,
                                  wl_transform_to_xrandr (crtc_info->transform),
                                  outputs, n_outputs);
-          meta_error_trap_pop (display);
 
           if (ok != Success)
             {
@@ -900,11 +889,9 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
 
       if (output_info->is_primary)
         {
-          meta_error_trap_push (display);
           XRRSetOutputPrimary (manager_xrandr->xdisplay,
                                DefaultRootWindow (manager_xrandr->xdisplay),
                                (XID)output_info->output->output_id);
-          meta_error_trap_pop (display);
         }
 
       output_set_presentation_xrandr (manager_xrandr,
@@ -930,7 +917,8 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
       output->is_primary = FALSE;
     }
 
-  meta_display_ungrab (display);
+  XUngrabServer (manager_xrandr->xdisplay);
+  XFlush (manager_xrandr->xdisplay);
 }
 
 static void
@@ -939,18 +927,17 @@ meta_monitor_manager_xrandr_change_backlight (MetaMonitorManager *manager,
 					      gint                value)
 {
   MetaMonitorManagerXrandr *manager_xrandr = META_MONITOR_MANAGER_XRANDR (manager);
-  MetaDisplay *display = meta_get_display ();
+  Atom atom;
   int hw_value;
 
   hw_value = round ((double)value / 100.0 * output->backlight_max + output->backlight_min);
 
-  meta_error_trap_push (display);
+  atom = XInternAtom (manager_xrandr->xdisplay, "Backlight", False);
   XRRChangeOutputProperty (manager_xrandr->xdisplay,
                            (XID)output->output_id,
-                           display->atom_BACKLIGHT,
+                           atom,
                            XA_INTEGER, 32, PropModeReplace,
                            (unsigned char *) &hw_value, 1);
-  meta_error_trap_pop (display);
 
   /* We're not selecting for property notifies, so update the value immediately */
   output->backlight = normalize_backlight (output, hw_value);
@@ -1008,11 +995,65 @@ meta_monitor_manager_xrandr_rebuild_derived (MetaMonitorManager *manager)
   meta_monitor_manager_rebuild_derived (manager);
 }
 
-static gboolean
-meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManager *manager,
-					   XEvent             *event)
+static void
+meta_monitor_manager_xrandr_init (MetaMonitorManagerXrandr *manager_xrandr)
 {
-  MetaMonitorManagerXrandr *manager_xrandr = META_MONITOR_MANAGER_XRANDR (manager);
+  MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
+
+  manager_xrandr->xdisplay = meta_backend_x11_get_xdisplay (backend);
+
+  if (!XRRQueryExtension (manager_xrandr->xdisplay,
+			  &manager_xrandr->rr_event_base,
+			  &manager_xrandr->rr_error_base))
+    {
+      return;
+    }
+  else
+    {
+      /* We only use ScreenChangeNotify, but GDK uses the others,
+	 and we don't want to step on its toes */
+      XRRSelectInput (manager_xrandr->xdisplay,
+		      DefaultRootWindow (manager_xrandr->xdisplay),
+		      RRScreenChangeNotifyMask
+		      | RRCrtcChangeNotifyMask
+		      | RROutputPropertyNotifyMask);
+    }
+}
+
+static void
+meta_monitor_manager_xrandr_finalize (GObject *object)
+{
+  MetaMonitorManagerXrandr *manager_xrandr = META_MONITOR_MANAGER_XRANDR (object);
+
+  if (manager_xrandr->resources)
+    XRRFreeScreenResources (manager_xrandr->resources);
+  manager_xrandr->resources = NULL;
+
+  G_OBJECT_CLASS (meta_monitor_manager_xrandr_parent_class)->finalize (object);
+}
+
+static void
+meta_monitor_manager_xrandr_class_init (MetaMonitorManagerXrandrClass *klass)
+{
+  MetaMonitorManagerClass *manager_class = META_MONITOR_MANAGER_CLASS (klass);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = meta_monitor_manager_xrandr_finalize;
+
+  manager_class->read_current = meta_monitor_manager_xrandr_read_current;
+  manager_class->read_edid = meta_monitor_manager_xrandr_read_edid;
+  manager_class->apply_configuration = meta_monitor_manager_xrandr_apply_configuration;
+  manager_class->set_power_save_mode = meta_monitor_manager_xrandr_set_power_save_mode;
+  manager_class->change_backlight = meta_monitor_manager_xrandr_change_backlight;
+  manager_class->get_crtc_gamma = meta_monitor_manager_xrandr_get_crtc_gamma;
+  manager_class->set_crtc_gamma = meta_monitor_manager_xrandr_set_crtc_gamma;
+}
+
+gboolean
+meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManagerXrandr *manager_xrandr,
+					   XEvent                   *event)
+{
+  MetaMonitorManager *manager = META_MONITOR_MANAGER (manager_xrandr);
   MetaOutput *old_outputs;
   MetaCRTC *old_crtcs;
   MetaMonitorMode *old_modes;
@@ -1073,59 +1114,3 @@ meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManager *manager,
 
   return TRUE;
 }
-
-static void
-meta_monitor_manager_xrandr_init (MetaMonitorManagerXrandr *manager_xrandr)
-{
-  MetaDisplay *display = meta_get_display ();
-
-  manager_xrandr->xdisplay = display->xdisplay;
-
-  if (!XRRQueryExtension (manager_xrandr->xdisplay,
-			  &manager_xrandr->rr_event_base,
-			  &manager_xrandr->rr_error_base))
-    {
-      return;
-    }
-  else
-    {
-      /* We only use ScreenChangeNotify, but GDK uses the others,
-	 and we don't want to step on its toes */
-      XRRSelectInput (manager_xrandr->xdisplay,
-		      DefaultRootWindow (manager_xrandr->xdisplay),
-		      RRScreenChangeNotifyMask
-		      | RRCrtcChangeNotifyMask
-		      | RROutputPropertyNotifyMask);
-    }
-}
-
-static void
-meta_monitor_manager_xrandr_finalize (GObject *object)
-{
-  MetaMonitorManagerXrandr *manager_xrandr = META_MONITOR_MANAGER_XRANDR (object);
-
-  if (manager_xrandr->resources)
-    XRRFreeScreenResources (manager_xrandr->resources);
-  manager_xrandr->resources = NULL;
-
-  G_OBJECT_CLASS (meta_monitor_manager_xrandr_parent_class)->finalize (object);
-}
-
-static void
-meta_monitor_manager_xrandr_class_init (MetaMonitorManagerXrandrClass *klass)
-{
-  MetaMonitorManagerClass *manager_class = META_MONITOR_MANAGER_CLASS (klass);
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  object_class->finalize = meta_monitor_manager_xrandr_finalize;
-
-  manager_class->read_current = meta_monitor_manager_xrandr_read_current;
-  manager_class->read_edid = meta_monitor_manager_xrandr_read_edid;
-  manager_class->apply_configuration = meta_monitor_manager_xrandr_apply_configuration;
-  manager_class->set_power_save_mode = meta_monitor_manager_xrandr_set_power_save_mode;
-  manager_class->change_backlight = meta_monitor_manager_xrandr_change_backlight;
-  manager_class->get_crtc_gamma = meta_monitor_manager_xrandr_get_crtc_gamma;
-  manager_class->set_crtc_gamma = meta_monitor_manager_xrandr_set_crtc_gamma;
-  manager_class->handle_xevent = meta_monitor_manager_xrandr_handle_xevent;
-}
-

src/backends/x11/meta-monitor-manager-xrandr.h

@@ -37,4 +37,7 @@ typedef struct _MetaMonitorManagerXrandr         MetaMonitorManagerXrandr;
 
 GType meta_monitor_manager_xrandr_get_type (void);
 
+gboolean meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManagerXrandr *manager,
+                                                    XEvent                   *event);
+
 #endif /* META_MONITOR_MANAGER_XRANDR_H */

src/compositor/cogl-utils.c

@@ -68,7 +68,7 @@ meta_create_color_texture_4ub (guint8           red,
 
 /**
  * meta_create_texture_pipeline:
- * @src_texture: (allow-none): texture to use initially for the layer
+ * @src_texture: (nullable): texture to use initially for the layer
  *
  * Creates a pipeline with a single layer. Using a common template
  * makes it easier for Cogl to share a shader for different uses in

src/compositor/compositor-private.h

@@ -15,7 +15,8 @@ struct _MetaCompositor
 {
   MetaDisplay    *display;
 
-  guint           repaint_func_id;
+  guint           pre_paint_func_id;
+  guint           post_paint_func_id;
 
   gint64          server_time_query_time;
   gint64          server_time_offset;
@@ -38,6 +39,9 @@ struct _MetaCompositor
   gint                   switch_workspace_in_progress;
 
   MetaPluginManager *plugin_mgr;
+
+  gboolean frame_has_updated_xsurfaces;
+  gboolean have_x11_sync_object;
 };
 
 /* Wait 2ms after vblank before starting to draw next frame */

src/compositor/compositor.c

@@ -72,12 +72,17 @@
 #include <meta/meta-shadow-factory.h>
 #include "meta-window-actor-private.h"
 #include "meta-window-group.h"
+#include "meta-stage.h"
 #include "window-private.h" /* to check window->hidden */
 #include "display-private.h" /* for meta_display_lookup_x_window() */
 #include "util-private.h"
 #include "frame.h"
 #include <X11/extensions/shape.h>
 #include <X11/extensions/Xcomposite.h>
+#include "meta-sync-ring.h"
+
+#include "backends/meta-backend.h"
+#include "backends/x11/meta-backend-x11.h"
 
 #include "wayland/meta-wayland-private.h"
 
@@ -132,7 +137,11 @@ meta_switch_workspace_completed (MetaCompositor *compositor)
 void
 meta_compositor_destroy (MetaCompositor *compositor)
 {
-  clutter_threads_remove_repaint_func (compositor->repaint_func_id);
+  clutter_threads_remove_repaint_func (compositor->pre_paint_func_id);
+  clutter_threads_remove_repaint_func (compositor->post_paint_func_id);
+
+  if (compositor->have_x11_sync_object)
+    meta_sync_ring_destroy ();
 }
 
 static void
@@ -142,21 +151,20 @@ process_damage (MetaCompositor     *compositor,
 {
   MetaWindowActor *window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (window));
   meta_window_actor_process_x11_damage (window_actor, event);
+
+  compositor->frame_has_updated_xsurfaces = TRUE;
 }
 
 static Window
 get_output_window (MetaCompositor *compositor)
 {
-  MetaDisplay *display = compositor->display;
-  Display *xdisplay = display->xdisplay;
-  Window output, xroot;
-  XWindowAttributes attr;
-  long event_mask;
+  MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
+  Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
+  Window output;
   unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
   XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
 
-  xroot = display->screen->xroot;
-  output = XCompositeGetOverlayWindow (xdisplay, xroot);
+  output = XCompositeGetOverlayWindow (xdisplay, DefaultRootWindow (xdisplay));
 
   meta_core_add_old_event_mask (xdisplay, output, &mask);
 
@@ -171,12 +179,6 @@ get_output_window (MetaCompositor *compositor)
   XISetMask (mask.mask, XI_Motion);
   XISelectEvents (xdisplay, output, &mask, 1);
 
-  event_mask = ExposureMask | PropertyChangeMask;
-  if (XGetWindowAttributes (xdisplay, output, &attr))
-    event_mask |= attr.your_event_mask;
-
-  XSelectInput (xdisplay, output, event_mask);
-
   return output;
 }
 
@@ -327,38 +329,16 @@ meta_stage_is_focused (MetaScreen *screen)
 }
 
 static gboolean
-begin_modal_x11 (MetaCompositor   *compositor,
-                 MetaPlugin       *plugin,
-                 MetaModalOptions  options,
-                 guint32           timestamp)
+grab_devices (MetaModalOptions  options,
+              guint32           timestamp)
 {
-  MetaDisplay    *display     = compositor->display;
-  Display        *xdpy        = meta_display_get_xdisplay (display);
-  Window          grab_window = clutter_x11_get_stage_window (CLUTTER_STAGE (compositor->stage));
-  int             result;
-  gboolean        pointer_grabbed = FALSE;
-  gboolean        keyboard_grabbed = FALSE;
+  MetaBackend *backend = META_BACKEND (meta_get_backend ());
+  gboolean pointer_grabbed = FALSE;
+  gboolean keyboard_grabbed = FALSE;
 
   if ((options & META_MODAL_POINTER_ALREADY_GRABBED) == 0)
     {
-      unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-      XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-
-      XISetMask (mask.mask, XI_ButtonPress);
-      XISetMask (mask.mask, XI_ButtonRelease);
-      XISetMask (mask.mask, XI_Enter);
-      XISetMask (mask.mask, XI_Leave);
-      XISetMask (mask.mask, XI_Motion);
-
-      result = XIGrabDevice (xdpy,
-                             META_VIRTUAL_CORE_POINTER_ID,
-                             grab_window,
-                             timestamp,
-                             None,
-                             XIGrabModeAsync, XIGrabModeAsync,
-                             False, /* owner_events */
-                             &mask);
-      if (result != Success)
+      if (!meta_backend_grab_device (backend, META_VIRTUAL_CORE_POINTER_ID, timestamp))
         goto fail;
 
       pointer_grabbed = TRUE;
@@ -366,22 +346,7 @@ begin_modal_x11 (MetaCompositor   *compositor,
 
   if ((options & META_MODAL_KEYBOARD_ALREADY_GRABBED) == 0)
     {
-      unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-      XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-
-      XISetMask (mask.mask, XI_KeyPress);
-      XISetMask (mask.mask, XI_KeyRelease);
-
-      result = XIGrabDevice (xdpy,
-                             META_VIRTUAL_CORE_KEYBOARD_ID,
-                             grab_window,
-                             timestamp,
-                             None,
-                             XIGrabModeAsync, XIGrabModeAsync,
-                             False, /* owner_events */
-                             &mask);
-
-      if (result != Success)
+      if (!meta_backend_grab_device (backend, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp))
         goto fail;
 
       keyboard_grabbed = TRUE;
@@ -391,9 +356,9 @@ begin_modal_x11 (MetaCompositor   *compositor,
 
  fail:
   if (pointer_grabbed)
-    XIUngrabDevice (xdpy, META_VIRTUAL_CORE_POINTER_ID, timestamp);
+    meta_backend_ungrab_device (backend, META_VIRTUAL_CORE_POINTER_ID, timestamp);
   if (keyboard_grabbed)
-    XIUngrabDevice (xdpy, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
+    meta_backend_ungrab_device (backend, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
 
   return FALSE;
 }
@@ -413,9 +378,14 @@ meta_begin_modal_for_plugin (MetaCompositor   *compositor,
   if (is_modal (display) || display->grab_op != META_GRAB_OP_NONE)
     return FALSE;
 
-  if (!meta_is_wayland_compositor ())
-    if (!begin_modal_x11 (compositor, plugin, options, timestamp))
-      return FALSE;
+  /* XXX: why is this needed? */
+  XIUngrabDevice (display->xdisplay,
+                  META_VIRTUAL_CORE_POINTER_ID,
+                  timestamp);
+  XSync (display->xdisplay, False);
+
+  if (!grab_devices (options, timestamp))
+    return FALSE;
 
   display->grab_op = META_GRAB_OP_COMPOSITOR;
   display->grab_window = NULL;
@@ -434,7 +404,7 @@ meta_end_modal_for_plugin (MetaCompositor *compositor,
                            guint32         timestamp)
 {
   MetaDisplay *display = compositor->display;
-  Display *xdpy = meta_display_get_xdisplay (display);
+  MetaBackend *backend = meta_get_backend ();
 
   g_return_if_fail (is_modal (display));
 
@@ -443,15 +413,11 @@ meta_end_modal_for_plugin (MetaCompositor *compositor,
   display->grab_have_pointer = FALSE;
   display->grab_have_keyboard = FALSE;
 
+  meta_backend_ungrab_device (backend, META_VIRTUAL_CORE_POINTER_ID, timestamp);
+  meta_backend_ungrab_device (backend, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
+
   if (meta_is_wayland_compositor ())
-    {
-      meta_display_sync_wayland_input_focus (display);
-    }
-  else
-    {
-      XIUngrabDevice (xdpy, META_VIRTUAL_CORE_POINTER_ID, timestamp);
-      XIUngrabDevice (xdpy, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
-    }
+    meta_display_sync_wayland_input_focus (display);
 }
 
 static void
@@ -491,7 +457,7 @@ redirect_windows (MetaScreen *screen)
    */
   while (TRUE)
     {
-      meta_error_trap_push_with_return (display);
+      meta_error_trap_push (display);
       XCompositeRedirectSubwindows (xdisplay, xroot, CompositeRedirectManual);
       XSync (xdisplay, FALSE);
 
@@ -519,16 +485,17 @@ meta_compositor_manage (MetaCompositor *compositor)
   MetaScreen *screen = display->screen;
   Window xwin = 0;
   gint width, height;
-  MetaWaylandCompositor *wayland_compositor;
 
   meta_screen_set_cm_selection (display->screen);
 
-  /* We will have already created a stage if running as a wayland
-   * compositor... */
   if (meta_is_wayland_compositor ())
     {
-      wayland_compositor = meta_wayland_compositor_get_default ();
-      compositor->stage = wayland_compositor->stage;
+      MetaWaylandCompositor *wayland_compositor = meta_wayland_compositor_get_default ();
+
+      compositor->stage = meta_stage_new ();
+      clutter_actor_show (compositor->stage);
+
+      wayland_compositor->stage = compositor->stage;
 
       meta_screen_get_size (screen, &width, &height);
       clutter_actor_set_size (compositor->stage, width, height);
@@ -545,12 +512,12 @@ meta_compositor_manage (MetaCompositor *compositor)
       XResizeWindow (xdisplay, xwin, width, height);
 
         {
-          long event_mask;
+          MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
+          Display *backend_xdisplay = meta_backend_x11_get_xdisplay (backend);
           unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
           XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-          XWindowAttributes attr;
 
-          meta_core_add_old_event_mask (xdisplay, xwin, &mask);
+          meta_core_add_old_event_mask (backend_xdisplay, xwin, &mask);
 
           XISetMask (mask.mask, XI_KeyPress);
           XISetMask (mask.mask, XI_KeyRelease);
@@ -564,13 +531,7 @@ meta_compositor_manage (MetaCompositor *compositor)
           XIClearMask (mask.mask, XI_TouchBegin);
           XIClearMask (mask.mask, XI_TouchEnd);
           XIClearMask (mask.mask, XI_TouchUpdate);
-          XISelectEvents (xdisplay, xwin, &mask, 1);
-
-          event_mask = ExposureMask | PropertyChangeMask | StructureNotifyMask;
-          if (XGetWindowAttributes (xdisplay, xwin, &attr))
-            event_mask |= attr.your_event_mask;
-
-          XSelectInput (xdisplay, xwin, event_mask);
+          XISelectEvents (backend_xdisplay, xwin, &mask, 1);
         }
     }
 
@@ -601,10 +562,10 @@ meta_compositor_manage (MetaCompositor *compositor)
 
       meta_empty_stage_input_region (screen);
 
-      /* Make sure there isn't any left-over output shape on the 
+      /* Make sure there isn't any left-over output shape on the
        * overlay window by setting the whole screen to be an
        * output region.
-       * 
+       *
        * Note: there doesn't seem to be any real chance of that
        *  because the X server will destroy the overlay window
        *  when the last client using it exits.
@@ -615,6 +576,8 @@ meta_compositor_manage (MetaCompositor *compositor)
        * contents until we show the stage.
        */
       XMapWindow (xdisplay, compositor->output);
+
+      compositor->have_x11_sync_object = meta_sync_ring_init (display);
     }
 
   redirect_windows (display->screen);
@@ -641,7 +604,7 @@ meta_compositor_unmanage (MetaCompositor *compositor)
 /**
  * meta_shape_cow_for_window:
  * @compositor: A #MetaCompositor
- * @window: (allow-none): A #MetaWindow to shape the COW for
+ * @window: (nullable): A #MetaWindow to shape the COW for
  *
  * Sets an bounding shape on the COW so that the given window
  * is exposed. If @window is %NULL it clears the shape again.
@@ -754,29 +717,6 @@ meta_compositor_queue_frame_drawn (MetaCompositor *compositor,
   meta_window_actor_queue_frame_drawn (window_actor, no_delay_frame);
 }
 
-static gboolean
-is_grabbed_event (MetaDisplay *display,
-                  XEvent      *event)
-{
-  if (event->type == GenericEvent &&
-      event->xcookie.extension == display->xinput_opcode)
-    {
-      XIEvent *xev = (XIEvent *) event->xcookie.data;
-
-      switch (xev->evtype)
-        {
-        case XI_Motion:
-        case XI_ButtonPress:
-        case XI_ButtonRelease:
-        case XI_KeyPress:
-        case XI_KeyRelease:
-          return TRUE;
-        }
-    }
-
-  return FALSE;
-}
-
 void
 meta_compositor_window_shape_changed (MetaCompositor *compositor,
                                       MetaWindow     *window)
@@ -813,87 +753,11 @@ meta_compositor_window_surface_changed (MetaCompositor *compositor,
   meta_window_actor_update_surface (window_actor);
 }
 
-static gboolean
-event_is_passive_button_grab (MetaDisplay   *display,
-                              XIDeviceEvent *device_event)
-{
-  /* see display.c for which events are passive button
-     grabs (meta_display_grab_window_buttons() and
-     meta_display_handle_events())
-     we need to filter them here because normally they
-     would be sent to gtk+ (they are on gtk+ frame xwindow),
-     but we want to redirect them to clutter
-  */
-
-  if (device_event->evtype != XI_ButtonPress)
-    return FALSE;
-
-  if (display->window_grab_modifiers == 0)
-    return FALSE;
-
-  if ((device_event->mods.effective & display->window_grab_modifiers) !=
-      display->window_grab_modifiers)
-    return FALSE;
-
-  return device_event->detail < 4;
-}
-
-/* Clutter makes the assumption that there is only one X window
- * per stage, which is a valid assumption to make for a generic
- * application toolkit. As such, it will ignore any events sent
- * to the a stage that isn't its X window.
- *
- * When running as an X window manager, we need to respond to
- * events from lots of windows. Trick Clutter into translating
- * these events by pretending we got an event on the stage window.
- */
-static void
-maybe_spoof_event_as_stage_event (MetaCompositor *compositor,
-                                  MetaWindow     *window,
-                                  XEvent         *event)
-{
-  MetaDisplay *display = compositor->display;
-
-  if (event->type == GenericEvent &&
-      event->xcookie.extension == display->xinput_opcode)
-    {
-      XIEvent *input_event = (XIEvent *) event->xcookie.data;
-      XIDeviceEvent *device_event = ((XIDeviceEvent *) input_event);
-
-      switch (input_event->evtype)
-        {
-        case XI_Motion:
-        case XI_ButtonPress:
-        case XI_ButtonRelease:
-          /* If this is a window frame, and we think GTK+ needs to handle the event,
-             let GTK+ handle it without mangling */
-          if (window && window->frame && device_event->event == window->frame->xwindow &&
-              (meta_grab_op_is_clicking (display->grab_op) ||
-               (display->grab_op == META_GRAB_OP_NONE && !event_is_passive_button_grab (display, device_event))))
-            break;
-
-        case XI_KeyPress:
-        case XI_KeyRelease:
-            /* If this is a GTK+ widget, like a window menu, let GTK+ handle
-             * it as-is without mangling. */
-            if (meta_ui_window_is_widget (display->screen->ui, device_event->event))
-              break;
-
-            device_event->event = clutter_x11_get_stage_window (CLUTTER_STAGE (compositor->stage));
-            device_event->event_x = device_event->root_x;
-            device_event->event_y = device_event->root_y;
-          break;
-        default:
-          break;
-        }
-    }
-}
-
 /**
  * meta_compositor_process_event: (skip)
- * @compositor: 
- * @event: 
- * @window: 
+ * @compositor:
+ * @event:
+ * @window:
  *
  */
 gboolean
@@ -901,20 +765,6 @@ meta_compositor_process_event (MetaCompositor *compositor,
                                XEvent         *event,
                                MetaWindow     *window)
 {
-  MetaDisplay *display = compositor->display;
-
-  if (is_modal (display) && is_grabbed_event (display, event))
-    {
-      meta_plugin_manager_xevent_filter (compositor->plugin_mgr, event);
-
-      /* We always consume events even if the plugin says it didn't handle them;
-       * exclusive is exclusive */
-      return TRUE;
-    }
-
-  if (!meta_is_wayland_compositor ())
-    maybe_spoof_event_as_stage_event (compositor, window, event);
-
   if (meta_plugin_manager_xevent_filter (compositor->plugin_mgr, event))
     return TRUE;
 
@@ -939,6 +789,10 @@ meta_compositor_process_event (MetaCompositor *compositor,
   if (!meta_is_wayland_compositor () && event->type == MapNotify)
     clutter_x11_handle_event (event);
 
+  if (compositor->have_x11_sync_object &&
+      event->type == (compositor->display->xsync_event_base + XSyncAlarmNotify))
+    meta_sync_ring_handle_event ((XSyncAlarmNotifyEvent *) event);
+
   /* The above handling is basically just "observing" the events, so we return
    * FALSE to indicate that the event should not be filtered out; if we have
    * GTK+ windows in the same process, GTK+ needs the ConfigureNotify event, for example.
@@ -1284,11 +1138,12 @@ frame_callback (CoglOnscreen  *onscreen,
     }
 }
 
-static void
-pre_paint_windows (MetaCompositor *compositor)
+static gboolean
+meta_pre_paint_func (gpointer data)
 {
   GList *l;
   MetaWindowActor *top_window;
+  MetaCompositor *compositor = data;
 
   if (compositor->onscreen == NULL)
     {
@@ -1300,7 +1155,7 @@ pre_paint_windows (MetaCompositor *compositor)
     }
 
   if (compositor->windows == NULL)
-    return;
+    return TRUE;
 
   top_window = g_list_last (compositor->windows)->data;
 
@@ -1312,13 +1167,53 @@ pre_paint_windows (MetaCompositor *compositor)
 
   for (l = compositor->windows; l; l = l->next)
     meta_window_actor_pre_paint (l->data);
+
+  if (compositor->frame_has_updated_xsurfaces)
+    {
+      /* We need to make sure that any X drawing that happens before
+       * the XDamageSubtract() for each window above is visible to
+       * subsequent GL rendering; the standardized way to do this is
+       * GL_EXT_X11_sync_object. Since this isn't implemented yet in
+       * mesa, we also have a path that relies on the implementation
+       * of the open source drivers.
+       *
+       * Anything else, we just hope for the best.
+       *
+       * Xorg and open source driver specifics:
+       *
+       * The X server makes sure to flush drawing to the kernel before
+       * sending out damage events, but since we use
+       * DamageReportBoundingBox there may be drawing between the last
+       * damage event and the XDamageSubtract() that needs to be
+       * flushed as well.
+       *
+       * Xorg always makes sure that drawing is flushed to the kernel
+       * before writing events or responses to the client, so any
+       * round trip request at this point is sufficient to flush the
+       * GLX buffers.
+       */
+      if (compositor->have_x11_sync_object)
+        compositor->have_x11_sync_object = meta_sync_ring_insert_wait ();
+      else
+        XSync (compositor->display->xdisplay, False);
+    }
+
+  return TRUE;
 }
 
 static gboolean
-meta_repaint_func (gpointer data)
+meta_post_paint_func (gpointer data)
 {
   MetaCompositor *compositor = data;
-  pre_paint_windows (compositor);
+
+  if (compositor->frame_has_updated_xsurfaces)
+    {
+      if (compositor->have_x11_sync_object)
+        compositor->have_x11_sync_object = meta_sync_ring_after_frame ();
+
+      compositor->frame_has_updated_xsurfaces = FALSE;
+    }
+
   return TRUE;
 }
 
@@ -1357,10 +1252,16 @@ meta_compositor_new (MetaDisplay *display)
                     G_CALLBACK (on_shadow_factory_changed),
                     compositor);
 
-  compositor->repaint_func_id = clutter_threads_add_repaint_func (meta_repaint_func,
-                                                                  compositor,
-                                                                  NULL);
-
+  compositor->pre_paint_func_id =
+    clutter_threads_add_repaint_func_full (CLUTTER_REPAINT_FLAGS_PRE_PAINT,
+                                           meta_pre_paint_func,
+                                           compositor,
+                                           NULL);
+  compositor->post_paint_func_id =
+    clutter_threads_add_repaint_func_full (CLUTTER_REPAINT_FLAGS_POST_PAINT,
+                                           meta_post_paint_func,
+                                           compositor,
+                                           NULL);
   return compositor;
 }
 
@@ -1515,3 +1416,13 @@ meta_compositor_hide_tile_preview (MetaCompositor *compositor)
 {
   meta_plugin_manager_hide_tile_preview (compositor->plugin_mgr);
 }
+
+void
+meta_compositor_show_window_menu (MetaCompositor     *compositor,
+                                  MetaWindow         *window,
+                                  MetaWindowMenuType  menu,
+                                  int                 x,
+                                  int                 y)
+{
+  meta_plugin_manager_show_window_menu (compositor->plugin_mgr, window, menu, x, y);
+}

src/compositor/meta-plugin-manager.c

@@ -356,3 +356,21 @@ meta_plugin_manager_hide_tile_preview (MetaPluginManager *plugin_mgr)
 
   return FALSE;
 }
+
+void
+meta_plugin_manager_show_window_menu (MetaPluginManager  *plugin_mgr,
+                                      MetaWindow         *window,
+                                      MetaWindowMenuType  menu,
+                                      int                 x,
+                                      int                 y)
+{
+  MetaPlugin *plugin = plugin_mgr->plugin;
+  MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
+  MetaDisplay *display = plugin_mgr->compositor->display;
+
+  if (display->display_opening)
+    return;
+
+  if (klass->show_window_menu)
+    klass->show_window_menu (plugin, window, menu, x, y);
+}

src/compositor/meta-plugin-manager.h

@@ -80,4 +80,12 @@ gboolean meta_plugin_manager_show_tile_preview (MetaPluginManager *mgr,
                                                 MetaRectangle     *tile_rect,
                                                 int                tile_monitor_number);
 gboolean meta_plugin_manager_hide_tile_preview (MetaPluginManager *mgr);
+
+void meta_plugin_manager_show_window_menu (MetaPluginManager  *mgr,
+                                           MetaWindow         *window,
+                                           MetaWindowMenuType  menu,
+                                           int                 x,
+                                           int                 y);
+
+
 #endif

src/compositor/meta-plugin.c

@@ -81,18 +81,8 @@ _meta_plugin_xevent_filter (MetaPlugin *plugin,
 {
   MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
 
-  /* When mutter is running as a wayland compositor, things like input
-   * events just come directly from clutter so it won't have disabled
-   * clutter's event retrieval and won't need to forward it events (if
-   * it did it would lead to recursion). Also when running as a
-   * wayland compositor we shouldn't be assuming that we're running
-   * with the clutter x11 backend.
-   */
-
-  if (klass->xevent_filter && klass->xevent_filter (plugin, xev))
-    return TRUE;
-  else if (!meta_is_wayland_compositor ())
-    return clutter_x11_handle_event (xev) != CLUTTER_X11_FILTER_CONTINUE;
+  if (klass->xevent_filter)
+    return klass->xevent_filter (plugin, xev);
   else
     return FALSE;
 }

src/compositor/meta-shadow-factory.c

@@ -189,7 +189,7 @@ meta_shadow_unref (MetaShadow *shadow)
  * @window_y: y position of the region to paint a shadow for
  * @window_width: actual width of the region to paint a shadow for
  * @window_height: actual height of the region to paint a shadow for
- * @clip: (allow-none): if non-%NULL specifies the visible portion
+ * @clip: (nullable): if non-%NULL specifies the visible portion
  *   of the shadow.
  * @clip_strictly: if %TRUE, drawing will be clipped strictly
  *   to @clip, otherwise, it will be only used to optimize

src/compositor/meta-stage.c

@@ -0,0 +1,176 @@
+/*
+ * Copyright (C) 2014 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre@mecheye.net>
+ */
+
+#include <config.h>
+
+#include "meta-stage.h"
+
+#include "meta-cursor-private.h"
+#include "meta-backend.h"
+#include <meta/util.h>
+
+struct _MetaStagePrivate {
+  CoglPipeline *pipeline;
+  gboolean should_paint_cursor;
+
+  MetaCursorReference *cursor;
+
+  MetaRectangle current_rect;
+  MetaRectangle previous_rect;
+  gboolean previous_is_valid;
+};
+typedef struct _MetaStagePrivate MetaStagePrivate;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaStage, meta_stage, CLUTTER_TYPE_STAGE);
+
+static void
+update_pipeline (MetaStage *stage)
+{
+  MetaStagePrivate *priv = meta_stage_get_instance_private (stage);
+
+  if (priv->cursor)
+    {
+      CoglTexture *texture = meta_cursor_reference_get_cogl_texture (priv->cursor, NULL, NULL);
+      cogl_pipeline_set_layer_texture (priv->pipeline, 0, texture);
+    }
+  else
+    cogl_pipeline_set_layer_texture (priv->pipeline, 0, NULL);
+}
+
+static void
+meta_stage_finalize (GObject *object)
+{
+  MetaStage *stage = META_STAGE (object);
+  MetaStagePrivate *priv = meta_stage_get_instance_private (stage);
+
+  if (priv->pipeline)
+    cogl_object_unref (priv->pipeline);
+}
+
+static void
+paint_cursor (MetaStage *stage)
+{
+  MetaStagePrivate *priv = meta_stage_get_instance_private (stage);
+
+  g_assert (meta_is_wayland_compositor ());
+
+  if (!priv->cursor)
+    return;
+
+  cogl_framebuffer_draw_rectangle (cogl_get_draw_framebuffer (),
+                                   priv->pipeline,
+                                   priv->current_rect.x,
+                                   priv->current_rect.y,
+                                   priv->current_rect.x +
+                                   priv->current_rect.width,
+                                   priv->current_rect.y +
+                                   priv->current_rect.height);
+
+  priv->previous_rect = priv->current_rect;
+  priv->previous_is_valid = TRUE;
+}
+
+static void
+meta_stage_paint (ClutterActor *actor)
+{
+  MetaStage *stage = META_STAGE (actor);
+
+  CLUTTER_ACTOR_CLASS (meta_stage_parent_class)->paint (actor);
+
+  if (meta_is_wayland_compositor ())
+    paint_cursor (stage);
+}
+
+static void
+meta_stage_class_init (MetaStageClass *klass)
+{
+  ClutterActorClass *actor_class = (ClutterActorClass *) klass;
+  GObjectClass *object_class = (GObjectClass *) klass;
+
+  object_class->finalize = meta_stage_finalize;
+
+  actor_class->paint = meta_stage_paint;
+}
+
+static void
+meta_stage_init (MetaStage *stage)
+{
+  CoglContext *ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
+  MetaStagePrivate *priv = meta_stage_get_instance_private (stage);
+
+  priv->pipeline = cogl_pipeline_new (ctx);
+
+  clutter_stage_set_user_resizable (CLUTTER_STAGE (stage), FALSE);
+}
+
+ClutterActor *
+meta_stage_new (void)
+{
+  return g_object_new (META_TYPE_STAGE,
+                       "cursor-visible", FALSE,
+                       NULL);
+}
+
+static void
+queue_redraw (MetaStage *stage)
+{
+  MetaStagePrivate *priv = meta_stage_get_instance_private (stage);
+  cairo_rectangle_int_t clip;
+
+  /* Clear the location the cursor was at before, if we need to. */
+  if (priv->previous_is_valid)
+    {
+      clip.x = priv->previous_rect.x;
+      clip.y = priv->previous_rect.y;
+      clip.width = priv->previous_rect.width;
+      clip.height = priv->previous_rect.height;
+      clutter_actor_queue_redraw_with_clip (CLUTTER_ACTOR (stage), &clip);
+      priv->previous_is_valid = FALSE;
+    }
+
+  /* And queue a redraw for the current cursor location. */
+  if (priv->cursor)
+    {
+      clip.x = priv->current_rect.x;
+      clip.y = priv->current_rect.y;
+      clip.width = priv->current_rect.width;
+      clip.height = priv->current_rect.height;
+      clutter_actor_queue_redraw_with_clip (CLUTTER_ACTOR (stage), &clip);
+    }
+}
+
+void
+meta_stage_set_cursor (MetaStage           *stage,
+                       MetaCursorReference *cursor,
+                       MetaRectangle       *rect)
+{
+  MetaStagePrivate *priv = meta_stage_get_instance_private (stage);
+
+  if (priv->cursor != cursor)
+    {
+      priv->cursor = cursor;
+      update_pipeline (stage);
+    }
+
+  priv->current_rect = *rect;
+  queue_redraw (stage);
+}

src/compositor/meta-stage.h

@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2012 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#ifndef META_STAGE_H
+#define META_STAGE_H
+
+#include <clutter/clutter.h>
+
+#include "meta-cursor.h"
+#include <meta/boxes.h>
+
+G_BEGIN_DECLS
+
+#define META_TYPE_STAGE            (meta_stage_get_type ())
+#define META_STAGE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_STAGE, MetaStage))
+#define META_STAGE_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_STAGE, MetaStageClass))
+#define META_IS_STAGE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_STAGE))
+#define META_IS_STAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_STAGE))
+#define META_STAGE_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_STAGE, MetaStageClass))
+
+typedef struct _MetaStage      MetaStage;
+typedef struct _MetaStageClass MetaStageClass;
+
+struct _MetaStageClass
+{
+  ClutterStageClass parent_class;
+};
+
+struct _MetaStage
+{
+  ClutterStage parent;
+};
+
+GType             meta_stage_get_type                (void) G_GNUC_CONST;
+
+ClutterActor     *meta_stage_new                     (void);
+
+void meta_stage_set_cursor (MetaStage           *stage,
+                            MetaCursorReference *cursor,
+                            MetaRectangle       *rect);
+G_END_DECLS
+
+#endif /* META_STAGE_H */

src/compositor/meta-surface-actor-wayland.c

@@ -108,6 +108,62 @@ meta_surface_actor_wayland_is_unredirected (MetaSurfaceActor *actor)
   return FALSE;
 }
 
+static int
+get_output_scale (int output_id)
+{
+  MetaMonitorManager *monitor_manager = meta_monitor_manager_get ();
+  MetaOutput *outputs;
+  guint n_outputs, i;
+  int output_scale = 1;
+
+  outputs = meta_monitor_manager_get_outputs (monitor_manager, &n_outputs);
+
+  for (i = 0; i < n_outputs; i++)
+    {
+      if (outputs[i].output_id == output_id)
+        {
+          output_scale = outputs[i].scale;
+          break;
+        }
+    }
+
+  return output_scale;
+}
+
+double
+meta_surface_actor_wayland_get_scale (MetaSurfaceActorWayland *actor)
+{
+   MetaSurfaceActorWaylandPrivate *priv = meta_surface_actor_wayland_get_instance_private (actor);
+   MetaWaylandSurface *surface = priv->surface;
+   MetaWindow *window = surface->window;
+   int output_scale = 1;
+
+   while (surface)
+    {
+      if (surface->window)
+        {
+          window = surface->window;
+          break;
+        }
+      surface = surface->sub.parent;
+    }
+
+   /* XXX: We do not handle x11 clients yet */
+   if (window && window->client_type != META_WINDOW_CLIENT_TYPE_X11)
+     output_scale = get_output_scale (window->monitor->output_id);
+
+   return (double)output_scale / (double)priv->surface->scale;
+}
+
+void
+meta_surface_actor_wayland_scale_texture (MetaSurfaceActorWayland *actor)
+{
+  MetaShapedTexture *stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (actor));
+  double output_scale = meta_surface_actor_wayland_get_scale (actor);
+
+  clutter_actor_set_scale (CLUTTER_ACTOR (stex), output_scale, output_scale);
+}
+
 static MetaWindow *
 meta_surface_actor_wayland_get_window (MetaSurfaceActor *actor)
 {
@@ -116,6 +172,42 @@ meta_surface_actor_wayland_get_window (MetaSurfaceActor *actor)
   return priv->surface->window;
 }
 
+static void
+meta_surface_actor_wayland_get_preferred_width  (ClutterActor *self,
+                                                 gfloat        for_height,
+                                                 gfloat       *min_width_p,
+                                                 gfloat       *natural_width_p)
+{
+  MetaShapedTexture *stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
+  double scale = meta_surface_actor_wayland_get_scale (META_SURFACE_ACTOR_WAYLAND (self));
+
+  clutter_actor_get_preferred_width (CLUTTER_ACTOR (stex), for_height, min_width_p, natural_width_p);
+
+  if (min_width_p)
+     *min_width_p *= scale;
+
+  if (natural_width_p)
+    *natural_width_p *= scale;
+}
+
+static void
+meta_surface_actor_wayland_get_preferred_height  (ClutterActor *self,
+                                                  gfloat        for_width,
+                                                  gfloat       *min_height_p,
+                                                  gfloat       *natural_height_p)
+{
+  MetaShapedTexture *stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
+  double scale = meta_surface_actor_wayland_get_scale (META_SURFACE_ACTOR_WAYLAND (self));
+
+  clutter_actor_get_preferred_height (CLUTTER_ACTOR (stex), for_width, min_height_p, natural_height_p);
+
+  if (min_height_p)
+     *min_height_p *= scale;
+
+  if (natural_height_p)
+    *natural_height_p *= scale;
+}
+
 static void
 meta_surface_actor_wayland_dispose (GObject *object)
 {
@@ -130,8 +222,12 @@ static void
 meta_surface_actor_wayland_class_init (MetaSurfaceActorWaylandClass *klass)
 {
   MetaSurfaceActorClass *surface_actor_class = META_SURFACE_ACTOR_CLASS (klass);
+  ClutterActorClass *actor_class = CLUTTER_ACTOR_CLASS (klass);
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
+  actor_class->get_preferred_width = meta_surface_actor_wayland_get_preferred_width;
+  actor_class->get_preferred_height = meta_surface_actor_wayland_get_preferred_height;
+
   surface_actor_class->process_damage = meta_surface_actor_wayland_process_damage;
   surface_actor_class->pre_paint = meta_surface_actor_wayland_pre_paint;
   surface_actor_class->is_visible = meta_surface_actor_wayland_is_visible;

src/compositor/meta-surface-actor-wayland.h

@@ -61,6 +61,9 @@ MetaWaylandSurface * meta_surface_actor_wayland_get_surface (MetaSurfaceActorWay
 void meta_surface_actor_wayland_set_buffer (MetaSurfaceActorWayland *self,
                                             MetaWaylandBuffer         *buffer);
 
+double meta_surface_actor_wayland_get_scale (MetaSurfaceActorWayland *actor);
+
+void meta_surface_actor_wayland_scale_texture (MetaSurfaceActorWayland *actor);
 G_END_DECLS
 
 #endif /* __META_SURFACE_ACTOR_WAYLAND_H__ */

src/compositor/meta-surface-actor-x11.c

@@ -238,26 +238,6 @@ meta_surface_actor_x11_pre_paint (MetaSurfaceActor *actor)
       XDamageSubtract (xdisplay, priv->damage, None, None);
       meta_error_trap_pop (display);
 
-      /* We need to make sure that any X drawing that happens before the
-       * XDamageSubtract() above is visible to subsequent GL rendering;
-       * the only standardized way to do this is EXT_x11_sync_object,
-       * which isn't yet widely available. For now, we count on details
-       * of Xorg and the open source drivers, and hope for the best
-       * otherwise.
-       *
-       * Xorg and open source driver specifics:
-       *
-       * The X server makes sure to flush drawing to the kernel before
-       * sending out damage events, but since we use DamageReportBoundingBox
-       * there may be drawing between the last damage event and the
-       * XDamageSubtract() that needs to be flushed as well.
-       *
-       * Xorg always makes sure that drawing is flushed to the kernel
-       * before writing events or responses to the client, so any round trip
-       * request at this point is sufficient to flush the GLX buffers.
-       */
-      XSync (xdisplay, False);
-
       priv->received_damage = FALSE;
     }
 

src/compositor/meta-sync-ring.c

@@ -0,0 +1,574 @@
+/*
+ * This is based on an original C++ implementation for compiz that
+ * carries the following copyright notice:
+ *
+ *
+ * Copyright © 2011 NVIDIA Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of NVIDIA
+ * Corporation not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission.  NVIDIA Corporation makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * NVIDIA CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+ * Authors: James Jones <jajones@nvidia.com>
+ */
+
+#include <string.h>
+
+#include <GL/gl.h>
+#include <GL/glx.h>
+
+#include <cogl/cogl.h>
+
+#include <meta/display.h>
+#include <meta/util.h>
+
+#include "meta-sync-ring.h"
+
+/* Theory of operation:
+ *
+ * We use a ring of NUM_SYNCS fence objects. On each frame we advance
+ * to the next fence in the ring. For each fence we do:
+ *
+ * 1. fence is XSyncTriggerFence()'d and glWaitSync()'d
+ * 2. NUM_SYNCS / 2 frames later, fence should be triggered
+ * 3. fence is XSyncResetFence()'d
+ * 4. NUM_SYNCS / 2 frames later, fence should be reset
+ * 5. go back to 1 and re-use fence
+ *
+ * glClientWaitSync() and XAlarms are used in steps 2 and 4,
+ * respectively, to double-check the expectections.
+ */
+
+#define NUM_SYNCS 10
+#define MAX_SYNC_WAIT_TIME (1 * 1000 * 1000 * 1000) /* one sec */
+#define MAX_REBOOT_ATTEMPTS 2
+
+typedef enum
+{
+  META_SYNC_STATE_READY,
+  META_SYNC_STATE_WAITING,
+  META_SYNC_STATE_DONE,
+  META_SYNC_STATE_RESET_PENDING,
+} MetaSyncState;
+
+typedef struct
+{
+  Display *xdisplay;
+
+  XSyncFence xfence;
+  GLsync glsync;
+
+  XSyncCounter xcounter;
+  XSyncAlarm xalarm;
+  XSyncValue next_counter_value;
+
+  MetaSyncState state;
+} MetaSync;
+
+typedef struct
+{
+  MetaDisplay *display;
+
+  GHashTable *alarm_to_sync;
+
+  MetaSync *syncs_array[NUM_SYNCS];
+  guint current_sync_idx;
+  MetaSync *current_sync;
+  guint warmup_syncs;
+
+  guint reboots;
+} MetaSyncRing;
+
+static MetaSyncRing meta_sync_ring = { 0 };
+
+static XSyncValue SYNC_VALUE_ZERO;
+static XSyncValue SYNC_VALUE_ONE;
+
+static void             (*meta_gl_get_integerv) (GLenum  pname,
+                                                 GLint  *params);
+static const char*      (*meta_gl_get_stringi) (GLenum name,
+                                                GLuint index);
+static void             (*meta_gl_delete_sync) (GLsync sync);
+static GLenum           (*meta_gl_client_wait_sync) (GLsync sync,
+                                                     GLbitfield flags,
+                                                     GLuint64 timeout);
+static void             (*meta_gl_wait_sync) (GLsync sync,
+                                              GLbitfield flags,
+                                              GLuint64 timeout);
+static GLsync           (*meta_gl_import_sync) (GLenum external_sync_type,
+                                                GLintptr external_sync,
+                                                GLbitfield flags);
+
+static GLenum           (*meta_gl_get_error) (void);
+static GLboolean        (*meta_gl_is_sync) (GLsync sync);
+
+static MetaSyncRing *
+meta_sync_ring_get (void)
+{
+  if (meta_sync_ring.reboots > MAX_REBOOT_ATTEMPTS)
+    return NULL;
+
+  return &meta_sync_ring;
+}
+
+static gboolean
+load_gl_symbol (const char  *name,
+                void       **func)
+{
+  *func = cogl_get_proc_address (name);
+  if (!*func)
+    {
+      meta_verbose ("MetaSyncRing: failed to resolve required GL symbol \"%s\"\n", name);
+      return FALSE;
+    }
+  return TRUE;
+}
+
+static gboolean
+check_gl_extensions (void)
+{
+  int num_extensions, i;
+  gboolean sync = FALSE;
+  gboolean x11_sync_object = FALSE;
+
+  meta_gl_get_integerv (GL_NUM_EXTENSIONS, &num_extensions);
+
+  for (i = 0; i < num_extensions; ++i)
+    {
+      const char *ext = meta_gl_get_stringi (GL_EXTENSIONS, i);
+
+      if (g_strcmp0 ("GL_ARB_sync", ext) == 0)
+        sync = TRUE;
+      else if (g_strcmp0 ("GL_EXT_x11_sync_object", ext) == 0)
+        x11_sync_object = TRUE;
+    }
+
+  return sync && x11_sync_object;
+}
+
+static gboolean
+load_required_symbols (void)
+{
+  static gboolean success = FALSE;
+
+  if (success)
+    return TRUE;
+
+  /* We don't link against libGL directly because cogl may want to
+   * use something else. This assumes that cogl has been initialized
+   * and dynamically loaded libGL at this point.
+   */
+
+  if (!load_gl_symbol ("glGetIntegerv", (void **) &meta_gl_get_integerv))
+    goto out;
+  if (!load_gl_symbol ("glGetStringi", (void **) &meta_gl_get_stringi))
+    goto out;
+
+  if (!check_gl_extensions ())
+    {
+      meta_verbose ("MetaSyncRing: couldn't find required GL extensions\n");
+      goto out;
+    }
+
+  if (!load_gl_symbol ("glDeleteSync", (void **) &meta_gl_delete_sync))
+    goto out;
+  if (!load_gl_symbol ("glClientWaitSync", (void **) &meta_gl_client_wait_sync))
+    goto out;
+  if (!load_gl_symbol ("glWaitSync", (void **) &meta_gl_wait_sync))
+    goto out;
+  if (!load_gl_symbol ("glImportSyncEXT", (void **) &meta_gl_import_sync))
+    goto out;
+
+  if (!load_gl_symbol ("glGetError", (void **) &meta_gl_get_error))
+    goto out;
+  if (!load_gl_symbol ("glIsSync", (void **) &meta_gl_is_sync))
+    goto out;
+
+  success = TRUE;
+ out:
+  return success;
+}
+
+static void
+print_gl_error (void)
+{
+  GLenum e;
+  switch (e = meta_gl_get_error ())
+    {
+    case GL_NO_ERROR:
+      meta_warning ("GL_NO_ERROR\n");
+      break;
+    case GL_INVALID_ENUM:
+      meta_warning ("GL_INVALID_ENUM\n");
+      break;
+    case GL_INVALID_VALUE:
+      meta_warning ("GL_INVALID_VALUE\n");
+      break;
+    case GL_INVALID_OPERATION:
+      meta_warning ("GL_INVALID_OPERATION\n");
+      break;
+    case GL_INVALID_FRAMEBUFFER_OPERATION:
+      meta_warning ("GL_INVALID_FRAMEBUFFER_OPERATION\n");
+      break;
+    case GL_OUT_OF_MEMORY:
+      meta_warning ("GL_OUT_OF_MEMORY\n");
+      break;
+    case GL_STACK_OVERFLOW:
+      meta_warning ("GL_STACK_OVERFLOW\n");
+      break;
+    case GL_STACK_UNDERFLOW:
+      meta_warning ("GL_STACK_UNDERFLOW\n");
+      break;
+    default:
+      meta_warning ("GL error 0x%x\n", e);
+      break;
+    }
+}
+
+static void
+meta_sync_insert (MetaSync *self)
+{
+  g_return_if_fail (self->state == META_SYNC_STATE_READY);
+
+  XSyncTriggerFence (self->xdisplay, self->xfence);
+  XFlush (self->xdisplay);
+
+  meta_gl_wait_sync (self->glsync, 0, GL_TIMEOUT_IGNORED);
+
+  self->state = META_SYNC_STATE_WAITING;
+}
+
+static GLenum
+meta_sync_check_update_finished (MetaSync *self,
+                                 GLuint64  timeout)
+{
+  GLenum status = GL_WAIT_FAILED;
+
+  switch (self->state)
+    {
+    case META_SYNC_STATE_DONE:
+      status = GL_ALREADY_SIGNALED;
+      break;
+    case META_SYNC_STATE_WAITING:
+      status = meta_gl_client_wait_sync (self->glsync, 0, timeout);
+      if (status == GL_ALREADY_SIGNALED || status == GL_CONDITION_SATISFIED)
+        self->state = META_SYNC_STATE_DONE;
+      break;
+    default:
+      break;
+    }
+
+  g_warn_if_fail (status != GL_WAIT_FAILED);
+
+  return status;
+}
+
+static void
+meta_sync_reset (MetaSync *self)
+{
+  XSyncAlarmAttributes attrs;
+  int overflow;
+
+  g_return_if_fail (self->state == META_SYNC_STATE_DONE);
+
+  XSyncResetFence (self->xdisplay, self->xfence);
+
+  attrs.trigger.wait_value = self->next_counter_value;
+
+  XSyncChangeAlarm (self->xdisplay, self->xalarm, XSyncCAValue, &attrs);
+  XSyncSetCounter (self->xdisplay, self->xcounter, self->next_counter_value);
+
+  XSyncValueAdd (&self->next_counter_value,
+                 self->next_counter_value,
+                 SYNC_VALUE_ONE,
+                 &overflow);
+
+  self->state = META_SYNC_STATE_RESET_PENDING;
+}
+
+static void
+meta_sync_handle_event (MetaSync              *self,
+                        XSyncAlarmNotifyEvent *event)
+{
+  g_return_if_fail (event->alarm == self->xalarm);
+  g_return_if_fail (self->state == META_SYNC_STATE_RESET_PENDING);
+
+  self->state = META_SYNC_STATE_READY;
+}
+
+static MetaSync *
+meta_sync_new (Display *xdisplay)
+{
+  MetaSync *self;
+  XSyncAlarmAttributes attrs;
+
+  self = g_malloc0 (sizeof (MetaSync));
+
+  self->xdisplay = xdisplay;
+
+  self->xfence = XSyncCreateFence (xdisplay, DefaultRootWindow (xdisplay), FALSE);
+  meta_warning ("created X fence 0x%x\n", self->xfence);
+  self->glsync = meta_gl_import_sync (GL_SYNC_X11_FENCE_EXT, self->xfence, 0);
+  print_gl_error ();
+
+  self->xcounter = XSyncCreateCounter (xdisplay, SYNC_VALUE_ZERO);
+
+  attrs.trigger.counter = self->xcounter;
+  attrs.trigger.value_type = XSyncAbsolute;
+  attrs.trigger.wait_value = SYNC_VALUE_ONE;
+  attrs.trigger.test_type = XSyncPositiveTransition;
+  attrs.events = TRUE;
+  self->xalarm = XSyncCreateAlarm (xdisplay,
+                                   XSyncCACounter |
+                                   XSyncCAValueType |
+                                   XSyncCAValue |
+                                   XSyncCATestType |
+                                   XSyncCAEvents,
+                                   &attrs);
+
+  XSyncIntToValue (&self->next_counter_value, 1);
+
+  self->state = META_SYNC_STATE_READY;
+
+  return self;
+}
+
+static Bool
+alarm_event_predicate (Display  *dpy,
+                       XEvent   *event,
+                       XPointer  data)
+{
+  int xsync_event_base;
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return False;
+
+  xsync_event_base = meta_display_get_sync_event_base (ring->display);
+
+  if (event->type == xsync_event_base + XSyncAlarmNotify)
+    {
+      if (((MetaSync *) data)->xalarm == ((XSyncAlarmNotifyEvent *) event)->alarm)
+        return True;
+    }
+  return False;
+}
+
+static void
+meta_sync_free (MetaSync *self)
+{
+  /* When our assumptions don't hold, something has gone wrong but we
+   * don't know what, so we reboot the ring. While doing that, we
+   * trigger fences before deleting them to try to get ourselves out
+   * of a potentially stuck GPU state.
+   */
+  switch (self->state)
+    {
+    case META_SYNC_STATE_WAITING:
+    case META_SYNC_STATE_DONE:
+      /* nothing to do */
+      break;
+    case META_SYNC_STATE_RESET_PENDING:
+      {
+        XEvent event;
+        XIfEvent (self->xdisplay, &event, alarm_event_predicate, (XPointer) self);
+        meta_sync_handle_event (self, (XSyncAlarmNotifyEvent *) &event);
+      }
+      /* fall through */
+    case META_SYNC_STATE_READY:
+      XSyncTriggerFence (self->xdisplay, self->xfence);
+      XFlush (self->xdisplay);
+      break;
+    default:
+      break;
+    }
+
+  meta_gl_delete_sync (self->glsync);
+  XSyncDestroyFence (self->xdisplay, self->xfence);
+  XSyncDestroyCounter (self->xdisplay, self->xcounter);
+  XSyncDestroyAlarm (self->xdisplay, self->xalarm);
+
+  g_free (self);
+}
+
+gboolean
+meta_sync_ring_init (MetaDisplay *display)
+{
+  guint i;
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return FALSE;
+
+  g_return_val_if_fail (display != NULL, FALSE);
+  g_return_val_if_fail (ring->display == NULL, FALSE);
+
+  if (!load_required_symbols ())
+    return FALSE;
+
+  if (!meta_display_has_sync (display))
+    return FALSE;
+
+  print_gl_error ();
+
+  XSyncIntToValue (&SYNC_VALUE_ZERO, 0);
+  XSyncIntToValue (&SYNC_VALUE_ONE, 1);
+
+  ring->display = display;
+
+  ring->alarm_to_sync = g_hash_table_new (NULL, NULL);
+
+  for (i = 0; i < NUM_SYNCS; ++i)
+    {
+      MetaSync *sync = meta_sync_new (meta_display_get_xdisplay (display));
+      ring->syncs_array[i] = sync;
+      g_hash_table_replace (ring->alarm_to_sync, (gpointer) sync->xalarm, sync);
+    }
+
+  ring->current_sync_idx = 0;
+  ring->current_sync = ring->syncs_array[0];
+  ring->warmup_syncs = 0;
+
+  return TRUE;
+}
+
+void
+meta_sync_ring_destroy (void)
+{
+  guint i;
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return;
+
+  g_return_if_fail (ring->display != NULL);
+
+  ring->current_sync_idx = 0;
+  ring->current_sync = NULL;
+  ring->warmup_syncs = 0;
+
+  for (i = 0; i < NUM_SYNCS; ++i)
+    meta_sync_free (ring->syncs_array[i]);
+
+  g_hash_table_destroy (ring->alarm_to_sync);
+
+  ring->display = NULL;
+}
+
+static gboolean
+meta_sync_ring_reboot (MetaDisplay *display)
+{
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return FALSE;
+
+  meta_sync_ring_destroy ();
+
+  ring->reboots += 1;
+
+  if (!meta_sync_ring_get ())
+    {
+      meta_warning ("MetaSyncRing: Too many reboots -- disabling\n");
+      return FALSE;
+    }
+
+  return meta_sync_ring_init (display);
+}
+
+gboolean
+meta_sync_ring_after_frame (void)
+{
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return FALSE;
+
+  g_return_if_fail (ring->display != NULL);
+
+  if (ring->warmup_syncs >= NUM_SYNCS / 2)
+    {
+      guint reset_sync_idx = (ring->current_sync_idx + NUM_SYNCS - (NUM_SYNCS / 2)) % NUM_SYNCS;
+      MetaSync *sync_to_reset = ring->syncs_array[reset_sync_idx];
+
+      GLenum status = meta_sync_check_update_finished (sync_to_reset, 0);
+      if (status == GL_TIMEOUT_EXPIRED)
+        {
+          meta_warning ("MetaSyncRing: We should never wait for a sync -- add more syncs?\n");
+          status = meta_sync_check_update_finished (sync_to_reset, MAX_SYNC_WAIT_TIME);
+        }
+
+      if (status != GL_ALREADY_SIGNALED && status != GL_CONDITION_SATISFIED)
+        {
+          meta_warning ("MetaSyncRing: Timed out waiting for sync object.\n");
+          return meta_sync_ring_reboot (ring->display);
+        }
+
+      meta_sync_reset (sync_to_reset);
+    }
+  else
+    {
+      ring->warmup_syncs += 1;
+    }
+
+  ring->current_sync_idx += 1;
+  ring->current_sync_idx %= NUM_SYNCS;
+
+  ring->current_sync = ring->syncs_array[ring->current_sync_idx];
+
+  return TRUE;
+}
+
+gboolean
+meta_sync_ring_insert_wait (void)
+{
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return FALSE;
+
+  g_return_if_fail (ring->display != NULL);
+
+  if (ring->current_sync->state != META_SYNC_STATE_READY)
+    {
+      meta_warning ("MetaSyncRing: Sync object is not ready -- were events handled properly?\n");
+      if (!meta_sync_ring_reboot (ring->display))
+        return FALSE;
+    }
+
+  meta_sync_insert (ring->current_sync);
+
+  return TRUE;
+}
+
+void
+meta_sync_ring_handle_event (XSyncAlarmNotifyEvent *event)
+{
+  MetaSync *sync;
+  MetaSyncRing *ring = meta_sync_ring_get ();
+
+  if (!ring)
+    return;
+
+  g_return_if_fail (ring->display != NULL);
+
+  sync = g_hash_table_lookup (ring->alarm_to_sync, (gpointer) event->alarm);
+  if (sync)
+    meta_sync_handle_event (sync, event);
+}

src/compositor/meta-sync-ring.h

@@ -0,0 +1,17 @@
+#ifndef _META_SYNC_RING_H_
+#define _META_SYNC_RING_H_
+
+#include <glib.h>
+
+#include <X11/Xlib.h>
+#include <X11/extensions/sync.h>
+
+#include <meta/display.h>
+
+gboolean meta_sync_ring_init (MetaDisplay *dpy);
+void meta_sync_ring_destroy (void);
+gboolean meta_sync_ring_after_frame (void);
+gboolean meta_sync_ring_insert_wait (void);
+void meta_sync_ring_handle_event (XSyncAlarmNotifyEvent *event);
+
+#endif  /* _META_SYNC_RING_H_ */

src/compositor/meta-texture-tower.c

@@ -60,6 +60,7 @@ struct _MetaTextureTower
   CoglTexture *textures[MAX_TEXTURE_LEVELS];
   CoglOffscreen *fbos[MAX_TEXTURE_LEVELS];
   Box invalid[MAX_TEXTURE_LEVELS];
+  CoglPipeline *pipeline_template;
 };
 
 /**
@@ -91,6 +92,9 @@ meta_texture_tower_free (MetaTextureTower *tower)
 {
   g_return_if_fail (tower != NULL);
 
+  if (tower->pipeline_template != NULL)
+    cogl_object_unref (tower->pipeline_template);
+
   meta_texture_tower_set_base_texture (tower, NULL);
 
   g_slice_free (MetaTextureTower, tower);
@@ -373,7 +377,7 @@ texture_tower_create_texture (MetaTextureTower *tower,
   tower->invalid[level].y2 = height;
 }
 
-static gboolean
+static void
 texture_tower_revalidate_fbo (MetaTextureTower *tower,
                               int               level)
 {
@@ -384,174 +388,50 @@ texture_tower_revalidate_fbo (MetaTextureTower *tower,
   int dest_texture_width = cogl_texture_get_width (dest_texture);
   int dest_texture_height = cogl_texture_get_height (dest_texture);
   Box *invalid = &tower->invalid[level];
-  CoglMatrix modelview;
+  CoglFramebuffer *fb;
+  CoglError *catch_error = NULL;
+  CoglPipeline *pipeline;
 
   if (tower->fbos[level] == NULL)
-    tower->fbos[level] = cogl_offscreen_new_to_texture (dest_texture);
+    tower->fbos[level] = cogl_offscreen_new_with_texture (dest_texture);
 
-  if (tower->fbos[level] == NULL)
-    return FALSE;
+  fb = COGL_FRAMEBUFFER (tower->fbos[level]);
 
-  cogl_push_framebuffer (COGL_FRAMEBUFFER (tower->fbos[level]));
-
-  cogl_ortho (0, dest_texture_width, dest_texture_height, 0, -1., 1.);
-
-  cogl_matrix_init_identity (&modelview);
-  cogl_set_modelview_matrix (&modelview);
-
-  cogl_set_source_texture (tower->textures[level - 1]);
-  cogl_rectangle_with_texture_coords (invalid->x1, invalid->y1,
-                                      invalid->x2, invalid->y2,
-                                      (2. * invalid->x1) / source_texture_width,
-                                      (2. * invalid->y1) / source_texture_height,
-                                      (2. * invalid->x2) / source_texture_width,
-                                      (2. * invalid->y2) / source_texture_height);
-
-  cogl_pop_framebuffer ();
-
-  return TRUE;
-}
-
-static void
-fill_copy (guchar       *buf,
-           const guchar *source,
-           int           width)
-{
-  memcpy (buf, source, width * 4);
-}
-
-static void
-fill_scale_down (guchar       *buf,
-                 const guchar *source,
-                 int           width)
-{
-  while (width > 1)
+  if (!cogl_framebuffer_allocate (fb, &catch_error))
     {
-      buf[0] = (source[0] + source[4]) / 2;
-      buf[1] = (source[1] + source[5]) / 2;
-      buf[2] = (source[2] + source[6]) / 2;
-      buf[3] = (source[3] + source[7]) / 2;
-
-      buf += 4;
-      source += 8;
-      width -= 2;
+      cogl_error_free (catch_error);
+      return;
     }
 
-  if (width > 0)
+  cogl_framebuffer_orthographic (fb, 0, 0, dest_texture_width, dest_texture_height, -1., 1.);
+
+  if (!tower->pipeline_template)
     {
-      buf[0] = source[0] / 2;
-      buf[1] = source[1] / 2;
-      buf[2] = source[2] / 2;
-      buf[3] = source[3] / 2;
-    }
-}
-
-static void
-texture_tower_revalidate_client (MetaTextureTower *tower,
-                                 int               level)
-{
-  CoglTexture *source_texture = tower->textures[level - 1];
-  int source_texture_width = cogl_texture_get_width (source_texture);
-  int source_texture_height = cogl_texture_get_height (source_texture);
-  guint source_rowstride;
-  guchar *source_data;
-  CoglTexture *dest_texture = tower->textures[level];
-  int dest_texture_width = cogl_texture_get_width (dest_texture);
-  int dest_texture_height = cogl_texture_get_height (dest_texture);
-  int dest_x = tower->invalid[level].x1;
-  int dest_y = tower->invalid[level].y1;
-  int dest_width = tower->invalid[level].x2 - tower->invalid[level].x1;
-  int dest_height = tower->invalid[level].y2 - tower->invalid[level].y1;
-  guchar *dest_data;
-  guchar *source_tmp1 = NULL, *source_tmp2 = NULL;
-  int i, j;
-
-  source_rowstride = source_texture_width * 4;
-
-  source_data = g_malloc (source_texture_height * source_rowstride);
-  cogl_texture_get_data (source_texture, TEXTURE_FORMAT, source_rowstride,
-                         source_data);
-
-  dest_data = g_malloc (dest_height * dest_width * 4);
-
-  if (dest_texture_height < source_texture_height)
-    {
-      source_tmp1 = g_malloc (dest_width * 4);
-      source_tmp2 = g_malloc (dest_width * 4);
+      CoglContext *ctx =
+        clutter_backend_get_cogl_context (clutter_get_default_backend ());
+      tower->pipeline_template = cogl_pipeline_new (ctx);
+      cogl_pipeline_set_blend (tower->pipeline_template, "RGBA = ADD (SRC_COLOR, 0)", NULL);
     }
 
-  for (i = 0; i < dest_height; i++)
-    {
-      guchar *dest_row = dest_data + i * dest_width * 4;
-      if (dest_texture_height < source_texture_height)
-        {
-          guchar *source1, *source2;
-          guchar *dest;
+  pipeline = cogl_pipeline_copy (tower->pipeline_template);
+  cogl_pipeline_set_layer_texture (pipeline, 0, tower->textures[level - 1]);
 
-          if (dest_texture_width < source_texture_width)
-            {
-              fill_scale_down (source_tmp1,
-                               source_data + ((i + dest_y) * 2) * source_rowstride + dest_x * 2 * 4,
-                               dest_width * 2);
-              fill_scale_down (source_tmp2,
-                               source_data + ((i + dest_y) * 2 + 1) * source_rowstride + dest_x * 2 * 4,
-                               dest_width * 2);
-            }
-          else
-            {
-              fill_copy (source_tmp1,
-                         source_data + ((i + dest_y) * 2) * source_rowstride + dest_x * 4,
-                         dest_width);
-              fill_copy (source_tmp2,
-                         source_data + ((i + dest_y) * 2 + 1) * source_rowstride + dest_x * 4,
-                         dest_width);
-            }
+  cogl_framebuffer_draw_textured_rectangle (fb, pipeline,
+                                            invalid->x1, invalid->y1,
+                                            invalid->x2, invalid->y2,
+                                            (2. * invalid->x1) / source_texture_width,
+                                            (2. * invalid->y1) / source_texture_height,
+                                            (2. * invalid->x2) / source_texture_width,
+                                            (2. * invalid->y2) / source_texture_height);
 
-          source1 = source_tmp1;
-          source2 = source_tmp2;
-
-          dest = dest_row;
-          for (j = 0; j < dest_width * 4; j++)
-            *(dest++) = (*(source1++) + *(source2++)) / 2;
-        }
-      else
-        {
-          if (dest_texture_width < source_texture_width)
-            fill_scale_down (dest_row,
-                             source_data + (i + dest_y) * source_rowstride + dest_x * 2 * 4,
-                             dest_width * 2);
-          else
-            fill_copy (dest_row,
-                       source_data + (i + dest_y) * source_rowstride,
-                       dest_width);
-        }
-    }
-
-  cogl_texture_set_region (dest_texture,
-                           0, 0,
-                           dest_x, dest_y,
-                           dest_width, dest_height,
-                           dest_width, dest_height,
-                           TEXTURE_FORMAT,
-                           4 * dest_width,
-                           dest_data);
-
-  if (dest_texture_height < source_texture_height)
-    {
-      g_free (source_tmp1);
-      g_free (source_tmp2);
-    }
-
-  g_free (source_data);
-  g_free (dest_data);
+  cogl_object_unref (pipeline);
 }
 
 static void
 texture_tower_revalidate (MetaTextureTower *tower,
                           int               level)
 {
-  if (!texture_tower_revalidate_fbo (tower, level))
-    texture_tower_revalidate_client (tower, level);
+  texture_tower_revalidate_fbo (tower, level);
 }
 
 /**

src/compositor/meta-window-actor.c

@@ -32,6 +32,7 @@
 
 #include "meta-surface-actor.h"
 #include "meta-surface-actor-x11.h"
+#include "meta-surface-actor-wayland.h"
 
 #include "wayland/meta-wayland-surface.h"
 
@@ -549,6 +550,16 @@ meta_window_actor_get_shape_bounds (MetaWindowActor       *self,
   MetaWindowActorPrivate *priv = self->priv;
 
   cairo_region_get_extents (priv->shape_region, bounds);
+
+  if (META_IS_SURFACE_ACTOR_WAYLAND (priv->surface))
+    {
+      double scale = priv->surface ?
+                     meta_surface_actor_wayland_get_scale (META_SURFACE_ACTOR_WAYLAND (priv->surface)) : 1.;
+      bounds->x *= scale;
+      bounds->y *= scale;
+      bounds->width *= scale;
+      bounds->height *= scale;
+    }
 }
 
 static void
@@ -855,6 +866,7 @@ queue_send_frame_messages_timeout (MetaWindowActor *self)
   * to be drawn when the timer expires.
   */
   priv->send_frame_messages_timer = g_timeout_add_full (META_PRIORITY_REDRAW, offset, send_frame_messages_timeout, self, NULL);
+  g_source_set_name_by_id (priv->send_frame_messages_timer, "[mutter] send_frame_messages_timeout");
 }
 
 void