Bump version to 3.36.1

Update NEWS.

.gitlab-ci.yml

@@ -28,6 +28,20 @@ build-mutter:
     - merge_requests
     - /^.*$/
 
+build-without-opengl-and-glx:
+  stage: build
+  script:
+    - meson . build -Dbuildtype=debugoptimized -Dopengl=false -Dglx=false -Degl_device=true -Dwayland_eglstream=true --werror --prefix /usr
+    - ninja -C build
+    - ninja -C build install
+  artifacts:
+    expire_in: 1 day
+    paths:
+      - build
+  only:
+    - merge_requests
+    - /^.*$/
+
 build-without-native-backend-and-wayland:
   stage: build
   script:

.gitlab-ci/Dockerfile

@@ -1,8 +1,8 @@
 # Rebuild and push with
 #
 #     cd .gitlab-ci/
-#     docker build --no-cache -t registry.gitlab.gnome.org/gnome/mutter/master:v3 .
-#     docker push registry.gitlab.gnome.org/gnome/mutter/master:v3
+#     podman build --format docker --no-cache -t registry.gitlab.gnome.org/gnome/mutter/master:v3 .
+#     podman push registry.gitlab.gnome.org/gnome/mutter/master:v3
 #
 
 FROM fedora:31
@@ -11,6 +11,7 @@ RUN dnf -y update && dnf -y upgrade && \
     dnf install -y 'dnf-command(builddep)' && \
     dnf install -y 'dnf-command(copr)' && \
     dnf copr enable -y fmuellner/gnome-shell-ci && \
+    dnf copr enable -y jadahl/mutter-ci && \
     dnf -y update && dnf -y upgrade && \
 
     dnf builddep -y mutter && \
@@ -26,4 +27,6 @@ RUN dnf -y update && dnf -y upgrade && \
     dnf remove -y gnome-bluetooth-libs-devel dbus-glib-devel upower-devel python3-devel && \
     dnf remove -y --noautoremove mutter mutter-devel && \
 
+    dnf upgrade -y 'pkgconfig(libpipewire-0.3)' && \
+
     dnf clean all

.gitlab-ci/check-commit-log.sh

@@ -19,7 +19,7 @@ fi
 function commit_message_has_url() {
   commit=$1
   commit_message=$(git show -s --format='format:%b' $commit)
-  echo "$commit_message" | grep -qe "\($CI_MERGE_REQUEST_PROJECT_URL/\(issues\|merge_requests\)/[0-9]\+\|https://bugzilla.gnome.org/show_bug.cgi?id=[0-9]\+\)"
+  echo "$commit_message" | grep -qe "\($CI_MERGE_REQUEST_PROJECT_URL/\(-/\)\?\(issues\|merge_requests\)/[0-9]\+\|https://bugzilla.gnome.org/show_bug.cgi?id=[0-9]\+\)"
   return $?
 }
 

.gitlab/issue_templates/Bug.md

@@ -0,0 +1,55 @@
+<!-- 
+Please read https://wiki.gnome.org/Community/GettingInTouch/BugReportingGuidelines
+first to ensure that you create a clear and specific issue.
+-->
+
+### Affected version
+
+<!--
+Provide at least the following information:
+* Your OS and version
+* Affected Mutter version
+* Does this issue appear in XOrg and/or Wayland
+-->
+
+### Bug summary
+
+<!-- 
+Provide a short summary of the bug you encountered.
+-->
+
+### Steps to reproduce
+
+<!-- 
+1. Step one
+2. Step two
+3. ...
+-->
+
+### What happened
+
+<!-- 
+What did Mutter do that was unexpected?
+-->
+
+### What did you expect to happen
+
+<!-- 
+What did you expect Mutter to do?
+-->
+
+### Relevant logs, screenshots, screencasts etc.
+
+<!-- 
+If you have further information, such as technical documentation, logs,
+screenshots or screencasts related, please provide them here.
+
+If the bug is a crash, please obtain a stack trace with installed debug
+symbols (at least for GNOME Shell and Mutter) and attach it to
+this issue following the instructions on
+https://wiki.gnome.org/Community/GettingInTouch/Bugzilla/GettingTraces.
+-->
+
+
+<!-- Do not remove the following line. -->
+/label ~"1. Bug"

.gitlab/issue_templates/Feature.md

@@ -0,0 +1,30 @@
+<!-- 
+Please read https://wiki.gnome.org/Community/GettingInTouch/BugReportingGuidelines
+first to ensure that you create a clear and specific issue.
+-->
+
+### Feature summary
+
+<!-- 
+Describe what you would like to be able to do with Mutter
+that you currently cannot do.
+-->
+
+### How would you like it to work
+
+<!-- 
+If you can think of a way Mutter might be able to do this,
+let us know here.
+-->
+
+### Relevant links, screenshots, screencasts etc.
+
+<!-- 
+If you have further information, such as technical documentation,
+code, mockups or a similar feature in another window managers,
+please provide them here.
+-->
+
+
+<!-- Do not remove the following line. -->
+/label ~"1. Feature"

NEWS

@@ -1,3 +1,217 @@
+3.36.1
+======
+* Fix hardware cursor on GPU hotplpug [Pekka; !1097]
+* Fix black areas around XWayland windows when resizing [Robert, Olivier; !1091]
+* Fix applying wrong scale to monitors on X11 [Jonas; !1118]
+* Fix moving/resizing windows via keyboard on wayland [Alynx; !997]
+* Fix locate-pointer feature interfering with keybindings [Carlos; !1014]
+* Add support for middle-click emulation [Andrew; !256]
+* Fix freeze when moving cursor between scaled monitors [Robert; !1125]
+* Fix popup misplacement with focus-follows-mouse [Jonas Å.; !1122]
+* Fix misplaced cursor in preedit strings [Carlos; !1132]
+* Support mirroring with proprietary Nvidia driver [Jonas Å.; !1098]
+* Support tablets with multiple mode switch buttons in a group [Carlos; !970]
+* Ignore foreground color for color glyphs (emojis) [Carlos; !1148]
+* Allow pad mode switches while showing OSD [Carlos; !975]
+* Fix positioning of OSD for display-attached tablets [Carlos; !971]
+* Respect configured RANDR panning on X11 [Jonas Å.; !1085]
+* Use correct texture filtering with scaled displays [Jonas; !1124]
+* Fix cursor hotspots in virtual machines [Jonas Å.; !1136]
+* Fix build with GLES and no GL [Georges; !1151]
+* Work around Firefox bug when copying images on wayland [Robert; !1141]
+* Fix wrong cursor rotation on rotated displays [Hans; !1153]
+* Fix glitches in window screencasts [Georges; !1129]
+* Fix IM support for deleting surrounding text [Takao, Carlos; #539]
+* Fix map animation of maximized windows [Robert; !1164]
+* Fixed crashes [Jonas Å., Carlos, Florian, Robert; !1120, !1121,
+  #917, #1132, #1083, !1147, #1147]
+* Misc. bug fixes and cleanups [Jonas Å., Olivier, Mart, Sebastian, Corentin,
+  Andre, Daniel, Robert, Carlos, Peter, Georges, Jonas D., Florian, Christian;
+  !1115, !1102, !1104, !1106, !1117, !1119, !1101, !1123, #1124, !1130, !1131,
+  !1133, #1065, !1108, !1144, !1145, !1109, !1059, !1107, !999, !1152, #1128,
+  !1155, !1156, !1158, !1157, #1146, !1161, !1163]
+
+Contributors:
+  Jonas Dreßler, Olivier Fourdan, Takao Fujiwara, Carlos Garnacho, Andrew Gaul,
+  Hans de Goede, Peter Hutterer, Sebastian Keller, Robert Mader,
+  Andre Moreira Magalhaes, Florian Müllner, Georges Basile Stavracas Neto,
+  Corentin Noël, Pekka Paalanen, Christian Rauch, Mart Raudsepp,
+  Daniel van Vugt, Alynx Zhou, Jonas Ådahl
+
+Translators:
+  Марко Костић [sr], Daniel Șerbănescu [ro]
+
+3.36.0
+======
+* Fix placement of popup windows in multi-monitor setups [Jonas; !1110]
+* Fix invisible mouse cursor on some hardware [Jonas; !1079]
+
+Contributors:
+  Jonas Ådahl
+
+Translators:
+  Aurimas Černius [lt], Goran Vidović [hr], Anders Jonsson [sv],
+  Guillaume Bernard [fr], Milo Casagrande [it], Daniel Korostil [uk],
+  Andre Klapper [cy], Aman Alam [pa], Nathan Follens [nl]
+
+3.35.92
+=======
+* Fix visibility of initially hidden windows [Jonas Å.; !1066]
+* Avoid flicker when (un)redirecting windows [Sebastian; #997]
+* Let BindConstraints update the preferred size [Emmanuele; !1070]
+* Learn about GLES3 [Adam; !882]
+* Ping windows on every window focus [Jonas D.; !891]
+* Remove overhead from hot code paths [Christian;
+  #1056, !1081, !1083, !1071, !1087]
+* Allow remote desktop services to inhibit animations [Jonas Å.; !838]
+* Update screen-cast code to PipeWire 0.3 API [Wim; !1062]
+* Make check-alive timeouts configurable [Jonas Å.; !1080]
+* Make each stage view correspond to a single CRTC [Jonas Å.; !1042]
+* Implement scaled/transformed hardware cursors [Robert; !526]
+* Use DMA buffers for screencasting if possible [Georges; !1086]
+* Make Xwayland startup asynchronous [Carlos; !944]
+* Fix clipping glitches in long text entries [Jonas D.; !1096]
+* Add side channel for starting required X11 services [Carlos; !945]
+* Support synchronized wayland popup moving [Jonas Å.; !705]
+* Fixed crashes [Olivier, Jonas Å.; !1073, !1093]
+* Plugged memory leaks [Sebastian, Jonas Å.; !1089, !1095]
+* Misc. bug fixes and cleanups [Jonas Å, Olivier, Florian, Daniel, Jonas D.,
+  Robert, Sebastian, Christian, Arun, Carlos, worldofpeace; !1061, #1043,
+  !1067, !1068, !1065, !835, !1058, !1069, !1075, #1060, !1077, !423, !1090,
+  !1088, !1094, #1067, !1064, !1099, !957, !1000, !1082]
+
+Contributors:
+  Emmanuele Bassi, Jonas Dreßler, Olivier Fourdan, Carlos Garnacho,
+  Christian Hergert, Adam Jackson, Sebastian Keller, Robert Mader,
+  Florian Müllner, Georges Basile Stavracas Neto, Arun Raghavan, Wim Taymans,
+  Daniel van Vugt, worldofpeace, Jonas Ådahl
+
+Translators:
+  Yi-Jyun Pan [zh_TW], Asier Sarasua Garmendia [eu], Rafael Fontenelle [pt_BR],
+  Emin Tufan Çetin [tr], Daniel Mustieles [es], Balázs Úr [hu],
+  Gwan-gyeong Mun [ko], Marek Černocký [cs], Fran Dieguez [gl],
+  Kukuh Syafaat [id], Alan Mortensen [da], Piotr Drąg [pl], sicklylife [ja],
+  Matej Urbančič [sl]
+
+3.35.91
+=======
+* Honor accelerometer orientation on monitor config changes [Hans; !959]
+* Enable culling for integer-scaled actors [Robert; !1036]
+* Add ClutterSeat::touch-mode property [Carlos; !1044]
+* Fix mis-scaling when streaming windows [Olivier; !1022]
+* Make the cursor renderer use the transactional KMS API [Jonas; !930]
+* Advertise MetaMonitor as wl_output [Olivier; !994]
+* Fix culling of XWayland windows [Robert; !1049]
+* Only consider enabled effects when disabling culling [Robert; !1052]
+* Misc. bug fixes and cleanups [Olivier, Sergio, Adam, Carlos, Björn; !1040,
+  #985, !1024, !1039, !1051]
+
+Contributors:
+  Sergio Costas, Björn Daase, Olivier Fourdan, Carlos Garnacho, Hans de Goede,
+  Adam Jackson, Robert Mader, Jonas Ådahl
+
+Translators:
+  sicklylife [ja]
+
+3.35.90
+=======
+* Cull out clip region [Robert; !985]
+* Always enable tap-to-click/drag on opaque Wacom tablets [Carlos; !968]
+* Fix visual glitches with offscreen effects applied [Georges; !992]
+* Fix "sticky corner" in multi-head setups [Jonas D.; #774]
+* Fix black shadows around XWayland windows during resizes [Ray, Olivier; #858]
+* Zero-copy path for GPU-less secondary GPUs [Pekka; !810]
+* Cancel DND on Esc [Carlos; #1020]
+* Sync XWayland window shadows to frame during resizes [Olivier; !1009]
+* Add support for per-monitor workareas [Alberts; !370]
+* Ensure newly mapped wayland windows receive ENTER event [Olivier; !1026]
+* Add ClutterSeat object [Carlos; !852]
+* Honour CLUTTER_ACTOR_NO_LAYOUT flag more efficiently [Daniel; !575]
+* Fix interoperation with wl_data_device_manager v1 [Carlos; #965]
+* Favor text over images in clipboard manager [Carlos; #919]
+* Apply monitor scale after background texture creation [Daniel; !1004]
+* Plugged memory leaks [Sebastian, Adam; !991, #1000, !1011, !1020, !1030,
+  !1001, !1033]
+* Fixed crashes [Jonas Å., Florian, Olivier; !961, #1029, !1037]
+* Misc. bug fixes and cleanups [Björn, Jonas Å., Adam, Sebastian, Jonas D.,
+  Daniel, Carlos, Corentin, Sebastian, Robert, Daniel; #385, !998, !1007, !995,
+  !1016, !1018, !1017, !1005, !1019, !1025, !1028, !1029, !1031, !1015, !1032,
+  !1034, #1025]
+
+Contributors:
+  Björn Daase, Jonas Dreßler, Olivier Fourdan, Carlos Garnacho, Adam Jackson,
+  Sebastian Keller, Robert Mader, Alberts Muktupāvels, Florian Müllner,
+  Georges Basile Stavracas Neto, Corentin Noël, Pekka Paalanen, Ray Strode,
+  Daniel van Vugt, Jonas Ådahl
+
+Translators:
+  sicklylife [ja], Umarzuki Bin Mochlis Moktar [ms]
+
+3.35.3
+======
+* backends/native: Correct dy value in pinch gesture event [Yariv; !974]
+* Upload clipping rectangles in parallel [Daniel; !969]
+* More cogl API cleanups [Adam; !978, !977, !973]
+* Fix window recording on HiDPI [Pascal; !976]
+* Fix top-left pixel being insensitive to clicks [Sebastian; #893]
+* Misc. bug fixes and cleanups [Daniel, Adam; !979, !980]
+
+Contributors:
+  Yariv Barkan, Adam Jackson, Sebastian Keller, Pascal Nowack, Daniel van Vugt
+
+Translators:
+  Fran Dieguez [gl], Dz Chen [zh_CN]
+
+3.35.2
+======
+* Don't emit focus event after destruction [Marco; gnome-shell#1704, !860]
+* Add a notion of pixel format planes [Niels; !858]
+* Replace various Cogl/Clutter types with Graphene [Georges; !458]
+* Improve CoglJournal [Georges, Jasper; !402]
+* Split pick and paint [Georges; !865]
+* Remove deprecated/unused cogl/clutter APIs [Adam; !866, !878, !879, !880,
+  !885, !900, !902, !904, !896, !913, !922, !883, !903, !921, !933, !819]
+* Fix hang when opening not-responding dialog on Xorg [Carlos; !876]
+* Allow changing Clutter debug flags at runtime [Georges; !862]
+* Fix frozen grabs on Xorg after weeks of inactivity [Jonas; !886]
+* Fix triggering popups from stylus devices o wayland [Carlos; #886]
+* Fix fallback to GLES2 [Adam; #635]
+* Fix buffer age checks on multiple monitors [Carlos; !906]
+* Adjust to Sysprof API change [Christian; !908]
+* Improve support for (X11) fullscreen games under wayland [Hans; !739]
+* Support shadow framebuffers for offscreen rendering [Olivier; !877]
+* Fix hang after interacting with desktop icons on X11 [Marco; !909]
+* Don't double scale when getting absolute surface coordinates [Xiang; !915]
+* Respect NET_WM_TRANSIENT_FOR for override-redirect windows [Marco; !920]
+* Kill window effects on destroy [Robert; !924]
+* Remove deprecated ClutterTexture [Jonas; !932]
+* Use regions instead of bounding box for clipping and culling [Carlos; !867]
+* Use partial damage for dma-buf and EGLImage buffers on wayland [Robert; #947]
+* Do not stack transients underneath their always-on-top parent [Florian; #587]
+* Add explicit paint/pick contexts [Jonas; !935]
+* Fix KMS freeze after pageflip fallback [Pekka; !953]
+* Fixed crashes [Robert, Carlos, Jonas, Marco, Hans, Tim; !856, !869, !912,
+  !895, !928, #591, !823, !960]
+* Plugged memory leaks [Niels, Robert, Carlos, Marco; !847, !868, !873, #908]
+* Misc. bug fixes and cleanups [Niels, Robert, Jonas, Marco, Carlos, Daniel,
+  Jan, Adam, Cosimo, Florian, Thomas, Georges, Hans, Corentin, Christian,
+  Benjamin; !853, !822, !451, !854, !816, !857, !859, !734, !844, !851, #876,
+  !874, !673, !692, !888, !889, !894, !901, !905, !872, !898, !911, !918, !863,
+  #878, !811, !893, !925, !926, !890, !931, !927, !934, !938, !940, !947, !941,
+  !929, !949, !952, !871, !955, !956, !958, !907, !965, !964, !966]
+
+Contributors:
+  Marco Trevisan (Treviño), Jan Alexander Steffens (heftig),
+  Thomas Hindoe Paaboel Andersen, Benjamin Berg, Cosimo Cecchi, Tim Crawford,
+  Piotr Drąg, Xiang Fan, Olivier Fourdan, Carlos Garnacho, Hans de Goede,
+  Niels De Graef, Christian Hergert, Adam Jackson, Robert Mader,
+  Florian Müllner, Georges Basile Stavracas Neto, Bastien Nocera, Corentin Noël,
+  Pekka Paalanen, Jasper St. Pierre, Christian Rauch, Daniel van Vugt,
+  Jonas Ådahl
+
+Translators:
+  Bruce Cowan [en_GB]
+
 3.35.1
 ======
 * Fix immediate screen blank after releaseing inhibitor [Tim; #573]

clutter/clutter/cally/cally-actor.c

@@ -600,10 +600,11 @@ cally_actor_real_remove_actor (ClutterActor *container,
   g_return_val_if_fail (CLUTTER_IS_ACTOR (actor), 0);
 
   atk_parent = ATK_OBJECT (data);
-  atk_child = clutter_actor_get_accessible (actor);
 
-  if (atk_child)
+  if (clutter_actor_has_accessible (actor))
     {
+      atk_child = clutter_actor_get_accessible (actor);
+
       g_value_init (&values.old_value, G_TYPE_POINTER);
       g_value_set_pointer (&values.old_value, atk_parent);
 

clutter/clutter/clutter-actor-private.h

@@ -315,7 +315,6 @@ void                            _clutter_actor_queue_relayout_on_clones
 void                            _clutter_actor_queue_only_relayout                      (ClutterActor *actor);
 void                            _clutter_actor_queue_update_resource_scale_recursive    (ClutterActor *actor);
 
-CoglFramebuffer *               _clutter_actor_get_active_framebuffer                   (ClutterActor *actor);
 gboolean                        _clutter_actor_get_real_resource_scale                  (ClutterActor *actor,
                                                                                          float        *resource_scale);
 

clutter/clutter/clutter-actor.c

@@ -631,7 +631,7 @@
 #include "clutter-color-static.h"
 #include "clutter-color.h"
 #include "clutter-constraint-private.h"
-#include "clutter-container.h"
+#include "clutter-container-private.h"
 #include "clutter-content-private.h"
 #include "clutter-debug.h"
 #include "clutter-easing.h"
@@ -643,6 +643,7 @@
 #include "clutter-main.h"
 #include "clutter-marshal.h"
 #include "clutter-mutter.h"
+#include "clutter-paint-context-private.h"
 #include "clutter-paint-nodes.h"
 #include "clutter-paint-node-private.h"
 #include "clutter-paint-volume-private.h"
@@ -709,6 +710,7 @@ struct _ClutterActorPrivate
 
   guint8 opacity;
   gint opacity_override;
+  unsigned int inhibit_culling_counter;
 
   ClutterOffscreenRedirect offscreen_redirect;
 
@@ -1123,6 +1125,20 @@ static GQuark quark_actor_layout_info = 0;
 static GQuark quark_actor_transform_info = 0;
 static GQuark quark_actor_animation_info = 0;
 
+static GQuark quark_key = 0;
+static GQuark quark_motion = 0;
+static GQuark quark_pointer_focus = 0;
+static GQuark quark_button = 0;
+static GQuark quark_scroll = 0;
+static GQuark quark_stage = 0;
+static GQuark quark_destroy = 0;
+static GQuark quark_client = 0;
+static GQuark quark_delete = 0;
+static GQuark quark_touch = 0;
+static GQuark quark_touchpad = 0;
+static GQuark quark_proximity = 0;
+static GQuark quark_pad = 0;
+
 G_DEFINE_TYPE_WITH_CODE (ClutterActor,
                          clutter_actor,
                          G_TYPE_INITIALLY_UNOWNED,
@@ -1286,10 +1302,12 @@ clutter_actor_verify_map_state (ClutterActor *self)
 static gboolean
 _clutter_actor_transform_local_box_to_stage (ClutterActor          *self,
                                              ClutterStage          *stage,
+                                             ClutterPickContext    *pick_context,
                                              const ClutterActorBox *box,
                                              graphene_point_t       vertices[4])
 {
-  CoglFramebuffer *fb = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *fb =
+   clutter_pick_context_get_framebuffer (pick_context);
   CoglMatrix stage_transform, inv_stage_transform;
   CoglMatrix modelview, transform_to_stage;
   int v;
@@ -1330,6 +1348,7 @@ _clutter_actor_transform_local_box_to_stage (ClutterActor          *self,
 /**
  * clutter_actor_pick_box:
  * @self: The #ClutterActor being "pick" painted.
+ * @pick_context: The #ClutterPickContext
  * @box: A rectangle in the actor's own local coordinates.
  *
  * Logs (does a virtual paint of) a rectangle for picking. Note that @box is
@@ -1340,6 +1359,7 @@ _clutter_actor_transform_local_box_to_stage (ClutterActor          *self,
  */
 void
 clutter_actor_pick_box (ClutterActor          *self,
+                        ClutterPickContext    *pick_context,
                         const ClutterActorBox *box)
 {
   ClutterStage *stage;
@@ -1353,12 +1373,14 @@ clutter_actor_pick_box (ClutterActor          *self,
 
   stage = CLUTTER_STAGE (_clutter_actor_get_stage_internal (self));
 
-  if (_clutter_actor_transform_local_box_to_stage (self, stage, box, vertices))
+  if (_clutter_actor_transform_local_box_to_stage (self, stage, pick_context,
+                                                   box, vertices))
     clutter_stage_log_pick (stage, vertices, self);
 }
 
 static gboolean
 _clutter_actor_push_pick_clip (ClutterActor          *self,
+                               ClutterPickContext    *pick_context,
                                const ClutterActorBox *clip)
 {
   ClutterStage *stage;
@@ -1366,7 +1388,8 @@ _clutter_actor_push_pick_clip (ClutterActor          *self,
 
   stage = CLUTTER_STAGE (_clutter_actor_get_stage_internal (self));
 
-  if (!_clutter_actor_transform_local_box_to_stage (self, stage, clip, vertices))
+  if (!_clutter_actor_transform_local_box_to_stage (self, stage, pick_context,
+                                                    clip, vertices))
     return FALSE;
 
   clutter_stage_push_pick_clip (stage, vertices);
@@ -1770,6 +1793,15 @@ clutter_actor_unmap (ClutterActor *self)
   clutter_actor_update_map_state (self, MAP_STATE_MAKE_UNMAPPED);
 }
 
+static void
+clutter_actor_queue_shallow_relayout (ClutterActor *self)
+{
+  ClutterActor *stage = _clutter_actor_get_stage_internal (self);
+
+  if (stage != NULL)
+    clutter_stage_queue_actor_relayout (CLUTTER_STAGE (stage), self);
+}
+
 static void
 clutter_actor_real_show (ClutterActor *self)
 {
@@ -1803,6 +1835,11 @@ clutter_actor_real_show (ClutterActor *self)
 
       clutter_actor_queue_relayout (self);
     }
+  else  /* but still don't leave the actor un-allocated before showing it */
+    {
+      clutter_actor_queue_shallow_relayout (self);
+      clutter_actor_queue_redraw (self);
+    }
 }
 
 static inline void
@@ -2321,7 +2358,8 @@ _clutter_actor_rerealize (ClutterActor    *self,
 }
 
 static void
-clutter_actor_real_pick (ClutterActor *self)
+clutter_actor_real_pick (ClutterActor       *self,
+                         ClutterPickContext *pick_context)
 {
   if (clutter_actor_should_pick_paint (self))
     {
@@ -2332,7 +2370,7 @@ clutter_actor_real_pick (ClutterActor *self)
         .y2 = clutter_actor_get_height (self),
       };
 
-      clutter_actor_pick_box (self, &box);
+      clutter_actor_pick_box (self, pick_context, &box);
     }
 
   /* XXX - this thoroughly sucks, but we need to maintain compatibility
@@ -2349,7 +2387,7 @@ clutter_actor_real_pick (ClutterActor *self)
       for (iter = self->priv->first_child;
            iter != NULL;
            iter = iter->priv->next_sibling)
-        clutter_actor_pick (iter);
+        clutter_actor_pick (iter, pick_context);
     }
 }
 
@@ -2855,9 +2893,23 @@ clutter_actor_real_queue_relayout (ClutterActor *self)
   memset (priv->height_requests, 0,
           N_CACHED_SIZE_REQUESTS * sizeof (SizeRequest));
 
-  /* We need to go all the way up the hierarchy */
+  /* We may need to go all the way up the hierarchy */
   if (priv->parent != NULL)
-    _clutter_actor_queue_only_relayout (priv->parent);
+    {
+      if (priv->parent->flags & CLUTTER_ACTOR_NO_LAYOUT)
+        {
+          clutter_actor_queue_shallow_relayout (self);
+
+          /* The above might have invalidated the parent's paint volume if self
+           * has moved or resized. DnD seems to require this...
+           */
+          priv->parent->priv->needs_paint_volume_update = TRUE;
+        }
+      else
+        {
+          _clutter_actor_queue_only_relayout (priv->parent);
+        }
+    }
 }
 
 /**
@@ -3437,8 +3489,8 @@ _clutter_actor_draw_paint_volume_full (ClutterActor       *self,
   cogl_pipeline_set_color (outline, &cogl_color);
 
   pipeline_node = clutter_pipeline_node_new (outline);
-  clutter_paint_node_set_name (pipeline_node,
-                               "ClutterActor (paint volume outline)");
+  clutter_paint_node_set_static_name (pipeline_node,
+                                      "ClutterActor (paint volume outline)");
   clutter_paint_node_add_primitive (pipeline_node, prim);
   clutter_paint_node_add_child (node, pipeline_node);
   cogl_object_unref (prim);
@@ -3452,8 +3504,8 @@ _clutter_actor_draw_paint_volume_full (ClutterActor       *self,
       pango_layout_set_text (layout, label, -1);
 
       text_node = clutter_text_node_new (layout, color);
-      clutter_paint_node_set_name (text_node,
-                                   "ClutterActor (paint volume label)");
+      clutter_paint_node_set_static_name (text_node,
+                                          "ClutterActor (paint volume label)");
       clutter_paint_node_add_rectangle (text_node,
                                         &(ClutterActorBox) {
                                           .x1 = pv->vertices[0].x,
@@ -3549,8 +3601,8 @@ _clutter_actor_paint_cull_result (ClutterActor      *self,
       pango_layout_set_text (layout, label, -1);
 
       text_node = clutter_text_node_new (layout, &color);
-      clutter_paint_node_set_name (text_node,
-                                   "ClutterActor (paint volume text)");
+      clutter_paint_node_set_static_name (text_node,
+                                          "ClutterActor (paint volume text)");
       clutter_paint_node_add_rectangle (text_node,
                                         &(ClutterActorBox) {
                                           .x1 = 0.f,
@@ -3591,8 +3643,9 @@ in_clone_paint (void)
  * means there's no point in trying to cull descendants of the current
  * node. */
 static gboolean
-cull_actor (ClutterActor      *self,
-            ClutterCullResult *result_out)
+cull_actor (ClutterActor        *self,
+            ClutterPaintContext *paint_context,
+            ClutterCullResult   *result_out)
 {
   ClutterActorPrivate *priv = self->priv;
   ClutterStage *stage;
@@ -3619,10 +3672,10 @@ cull_actor (ClutterActor      *self,
       return FALSE;
     }
 
-  if (cogl_get_draw_framebuffer () != _clutter_stage_get_active_framebuffer (stage))
+  if (clutter_paint_context_is_drawing_off_stage (paint_context))
     {
       CLUTTER_NOTE (CLIPPING, "Bail from cull_actor without culling (%s): "
-                    "Current framebuffer doesn't correspond to stage",
+                    "Drawing off stage",
                     _clutter_actor_get_debug_name (self));
       return FALSE;
     }
@@ -3705,7 +3758,13 @@ needs_flatten_effect (ClutterActor *self)
                   CLUTTER_DEBUG_DISABLE_OFFSCREEN_REDIRECT))
     return FALSE;
 
-  if (priv->offscreen_redirect & CLUTTER_OFFSCREEN_REDIRECT_ALWAYS)
+  /* We need to enable the effect immediately even in ON_IDLE because that can
+   * only be implemented efficiently within the effect itself.
+   * If it was implemented here using just priv->is_dirty then we would lose
+   * the ability to animate opacity without repaints.
+   */
+  if ((priv->offscreen_redirect & CLUTTER_OFFSCREEN_REDIRECT_ALWAYS) ||
+      (priv->offscreen_redirect & CLUTTER_OFFSCREEN_REDIRECT_ON_IDLE))
     return TRUE;
   else if (priv->offscreen_redirect & CLUTTER_OFFSCREEN_REDIRECT_AUTOMATIC_FOR_OPACITY)
     {
@@ -3760,7 +3819,8 @@ add_or_remove_flatten_effect (ClutterActor *self)
 }
 
 static void
-clutter_actor_real_paint (ClutterActor *actor)
+clutter_actor_real_paint (ClutterActor        *actor,
+                          ClutterPaintContext *paint_context)
 {
   ClutterActorPrivate *priv = actor->priv;
   ClutterActor *iter;
@@ -3777,21 +3837,19 @@ clutter_actor_real_paint (ClutterActor *actor)
                     iter->priv->allocation.x2 - iter->priv->allocation.x1,
                     iter->priv->allocation.y2 - iter->priv->allocation.y1);
 
-      clutter_actor_paint (iter);
+      clutter_actor_paint (iter, paint_context);
     }
 }
 
 static gboolean
-clutter_actor_paint_node (ClutterActor     *actor,
-                          ClutterPaintNode *root)
+clutter_actor_paint_node (ClutterActor        *actor,
+                          ClutterPaintNode    *root,
+                          ClutterPaintContext *paint_context)
 {
   ClutterActorPrivate *priv = actor->priv;
   ClutterActorBox box;
   ClutterColor bg_color;
 
-  if (root == NULL)
-    return FALSE;
-
   box.x1 = 0.f;
   box.y1 = 0.f;
   box.x2 = clutter_actor_box_get_width (&priv->allocation);
@@ -3805,7 +3863,7 @@ clutter_actor_paint_node (ClutterActor     *actor,
       CoglFramebuffer *fb;
       CoglBufferBit clear_flags;
 
-      fb = _clutter_stage_get_active_framebuffer (CLUTTER_STAGE (actor));
+      fb = clutter_paint_context_get_base_framebuffer (paint_context);
 
       if (clutter_stage_get_use_alpha (CLUTTER_STAGE (actor)))
         {
@@ -3825,7 +3883,7 @@ clutter_actor_paint_node (ClutterActor     *actor,
       clear_flags = COGL_BUFFER_BIT_DEPTH;
 
       node = clutter_root_node_new (fb, &bg_color, clear_flags);
-      clutter_paint_node_set_name (node, "stageClear");
+      clutter_paint_node_set_static_name (node, "stageClear");
       clutter_paint_node_add_rectangle (node, &box);
       clutter_paint_node_add_child (root, node);
       clutter_paint_node_unref (node);
@@ -3840,14 +3898,14 @@ clutter_actor_paint_node (ClutterActor     *actor,
                      / 255;
 
       node = clutter_color_node_new (&bg_color);
-      clutter_paint_node_set_name (node, "backgroundColor");
+      clutter_paint_node_set_static_name (node, "backgroundColor");
       clutter_paint_node_add_rectangle (node, &box);
       clutter_paint_node_add_child (root, node);
       clutter_paint_node_unref (node);
     }
 
   if (priv->content != NULL)
-    _clutter_content_paint_content (priv->content, actor, root);
+    _clutter_content_paint_content (priv->content, actor, root, paint_context);
 
   if (CLUTTER_ACTOR_GET_CLASS (actor)->paint_node != NULL)
     CLUTTER_ACTOR_GET_CLASS (actor)->paint_node (actor, root);
@@ -3863,7 +3921,7 @@ clutter_actor_paint_node (ClutterActor     *actor,
     }
 #endif /* CLUTTER_ENABLE_DEBUG */
 
-  clutter_paint_node_paint (root);
+  clutter_paint_node_paint (root, paint_context);
 
   return TRUE;
 }
@@ -3887,12 +3945,14 @@ clutter_actor_paint_node (ClutterActor     *actor,
  * unless it is performing a pick paint.
  */
 void
-clutter_actor_paint (ClutterActor *self)
+clutter_actor_paint (ClutterActor        *self,
+                     ClutterPaintContext *paint_context)
 {
   g_autoptr (ClutterPaintNode) actor_node = NULL;
   g_autoptr (ClutterPaintNode) root_node = NULL;
   ClutterActorPrivate *priv;
   ClutterActorBox clip;
+  gboolean culling_inhibited;
   gboolean clip_set = FALSE;
 
   g_return_if_fail (CLUTTER_IS_ACTOR (self));
@@ -3959,11 +4019,14 @@ clutter_actor_paint (ClutterActor *self)
 
       clutter_actor_get_transform (self, &transform);
 
-      transform_node = clutter_transform_node_new (&transform);
-      clutter_paint_node_add_child (transform_node, root_node);
-      clutter_paint_node_unref (root_node);
+      if (!cogl_matrix_is_identity (&transform))
+        {
+          transform_node = clutter_transform_node_new (&transform);
+          clutter_paint_node_add_child (transform_node, root_node);
+          clutter_paint_node_unref (root_node);
 
-      root_node = g_steal_pointer (&transform_node);
+          root_node = g_steal_pointer (&transform_node);
+        }
 
 #ifdef CLUTTER_ENABLE_DEBUG
       /* Catch when out-of-band transforms have been made by actors not as part
@@ -4038,7 +4101,8 @@ clutter_actor_paint (ClutterActor *self)
    * paint then the last-paint-volume would likely represent the new
    * actor position not the old.
    */
-  if (!in_clone_paint ())
+  culling_inhibited = priv->inhibit_culling_counter > 0;
+  if (!culling_inhibited && !in_clone_paint ())
     {
       gboolean success;
       /* annoyingly gcc warns if uninitialized even though
@@ -4052,7 +4116,7 @@ clutter_actor_paint (ClutterActor *self)
                      CLUTTER_DEBUG_DISABLE_CLIPPED_REDRAWS)))
         _clutter_actor_update_last_paint_volume (self);
 
-      success = cull_actor (self, &result);
+      success = cull_actor (self, paint_context, &result);
 
       if (G_UNLIKELY (clutter_paint_debug_flags & CLUTTER_DEBUG_REDRAWS))
         _clutter_actor_paint_cull_result (self, success, result, actor_node);
@@ -4069,7 +4133,7 @@ clutter_actor_paint (ClutterActor *self)
   if (G_UNLIKELY (clutter_paint_debug_flags & CLUTTER_DEBUG_PAINT_VOLUMES))
     _clutter_actor_draw_paint_volume (self, actor_node);
 
-  clutter_paint_node_paint (root_node);
+  clutter_paint_node_paint (root_node, paint_context);
 
   /* If we make it here then the actor has run through a complete
      paint run including all the effects so it's no longer dirty */
@@ -4089,7 +4153,8 @@ clutter_actor_paint (ClutterActor *self)
  * Since: 1.8
  */
 void
-clutter_actor_continue_paint (ClutterActor *self)
+clutter_actor_continue_paint (ClutterActor        *self,
+                              ClutterPaintContext *paint_context)
 {
   ClutterActorPrivate *priv;
 
@@ -4109,6 +4174,7 @@ clutter_actor_continue_paint (ClutterActor *self)
      actual actor */
   if (priv->next_effect_to_paint == NULL)
     {
+      CoglFramebuffer *framebuffer;
       ClutterPaintNode *dummy;
 
       /* XXX - this will go away in 2.0, when we can get rid of this
@@ -4116,21 +4182,22 @@ clutter_actor_continue_paint (ClutterActor *self)
        * for the entire frame, starting from the Stage; the paint()
        * virtual function can then be called directly.
        */
-      dummy = _clutter_dummy_node_new (self);
-      clutter_paint_node_set_name (dummy, "Root");
+      framebuffer = clutter_paint_context_get_base_framebuffer (paint_context);
+      dummy = _clutter_dummy_node_new (self, framebuffer);
+      clutter_paint_node_set_static_name (dummy, "Root");
 
       /* XXX - for 1.12, we use the return value of paint_node() to
        * decide whether we should emit the ::paint signal.
        */
-      clutter_actor_paint_node (self, dummy);
+      clutter_actor_paint_node (self, dummy, paint_context);
       clutter_paint_node_unref (dummy);
 
       /* XXX:2.0 - Call the paint() virtual directly */
       if (g_signal_has_handler_pending (self, actor_signals[PAINT],
                                         0, TRUE))
-        g_signal_emit (self, actor_signals[PAINT], 0);
+        g_signal_emit (self, actor_signals[PAINT], 0, paint_context);
       else
-        CLUTTER_ACTOR_GET_CLASS (self)->paint (self);
+        CLUTTER_ACTOR_GET_CLASS (self)->paint (self, paint_context);
     }
   else
     {
@@ -4157,7 +4224,12 @@ clutter_actor_continue_paint (ClutterActor *self)
             run_flags |= CLUTTER_EFFECT_PAINT_ACTOR_DIRTY;
         }
 
-      _clutter_effect_paint (priv->current_effect, run_flags);
+      if (priv->current_effect == priv->flatten_effect &&
+          priv->offscreen_redirect & CLUTTER_OFFSCREEN_REDIRECT_ON_IDLE &&
+          run_flags & CLUTTER_EFFECT_PAINT_ACTOR_DIRTY)
+        run_flags |= CLUTTER_EFFECT_PAINT_BYPASS_EFFECT;
+
+      _clutter_effect_paint (priv->current_effect, paint_context, run_flags);
 
       priv->current_effect = old_current_effect;
     }
@@ -4170,9 +4242,11 @@ clutter_actor_continue_paint (ClutterActor *self)
  * Asks @actor to perform a pick.
  */
 void
-clutter_actor_pick (ClutterActor *actor)
+clutter_actor_pick (ClutterActor       *actor,
+                    ClutterPickContext *pick_context)
 {
   ClutterActorPrivate *priv;
+  CoglFramebuffer *framebuffer;
   ClutterActorBox clip;
   gboolean clip_set = FALSE;
 
@@ -4192,15 +4266,16 @@ clutter_actor_pick (ClutterActor *actor)
   /* mark that we are in the paint process */
   CLUTTER_SET_PRIVATE_FLAGS (actor, CLUTTER_IN_PICK);
 
-  cogl_push_matrix ();
+  framebuffer = clutter_pick_context_get_framebuffer (pick_context);
+  cogl_framebuffer_push_matrix (framebuffer);
 
   if (priv->enable_model_view_transform)
     {
       CoglMatrix matrix;
 
-      cogl_get_modelview_matrix (&matrix);
+      cogl_framebuffer_get_modelview_matrix (framebuffer, &matrix);
       _clutter_actor_apply_modelview_transform (actor, &matrix);
-      cogl_set_modelview_matrix (&matrix);
+      cogl_framebuffer_set_modelview_matrix (framebuffer, &matrix);
     }
 
   if (priv->has_clip)
@@ -4221,7 +4296,7 @@ clutter_actor_pick (ClutterActor *actor)
     }
 
   if (clip_set)
-    clip_set = _clutter_actor_push_pick_clip (actor, &clip);
+    clip_set = _clutter_actor_push_pick_clip (actor, pick_context, &clip);
 
   priv->next_effect_to_paint = NULL;
   if (priv->effects)
@@ -4230,12 +4305,12 @@ clutter_actor_pick (ClutterActor *actor)
         _clutter_meta_group_peek_metas (priv->effects);
     }
 
-  clutter_actor_continue_pick (actor);
+  clutter_actor_continue_pick (actor, pick_context);
 
   if (clip_set)
     _clutter_actor_pop_pick_clip (actor);
 
-  cogl_pop_matrix ();
+  cogl_framebuffer_pop_matrix (framebuffer);
 
   /* paint sequence complete */
   CLUTTER_UNSET_PRIVATE_FLAGS (actor, CLUTTER_IN_PICK);
@@ -4252,7 +4327,8 @@ clutter_actor_pick (ClutterActor *actor)
  * is the last effect in the chain.
  */
 void
-clutter_actor_continue_pick (ClutterActor *actor)
+clutter_actor_continue_pick (ClutterActor       *actor,
+                             ClutterPickContext *pick_context)
 {
   ClutterActorPrivate *priv;
 
@@ -4278,9 +4354,9 @@ clutter_actor_continue_pick (ClutterActor *actor)
        */
       if (g_signal_has_handler_pending (actor, actor_signals[PICK],
                                         0, TRUE))
-        g_signal_emit (actor, actor_signals[PICK], 0);
+        g_signal_emit (actor, actor_signals[PICK], 0, pick_context);
       else
-        CLUTTER_ACTOR_GET_CLASS (actor)->pick (actor);
+        CLUTTER_ACTOR_GET_CLASS (actor)->pick (actor, pick_context);
     }
   else
     {
@@ -4294,7 +4370,7 @@ clutter_actor_continue_pick (ClutterActor *actor)
       priv->current_effect = priv->next_effect_to_paint->data;
       priv->next_effect_to_paint = priv->next_effect_to_paint->next;
 
-      _clutter_effect_pick (priv->current_effect);
+      _clutter_effect_pick (priv->current_effect, pick_context);
 
       priv->current_effect = old_current_effect;
     }
@@ -4523,7 +4599,7 @@ clutter_actor_remove_child_internal (ClutterActor                 *self,
 
   /* we need to emit the signal before dropping the reference */
   if (emit_actor_removed)
-    g_signal_emit_by_name (self, "actor-removed", child);
+    _clutter_container_emit_actor_removed (CLUTTER_CONTAINER (self), child);
 
   if (notify_first_last)
     {
@@ -6486,6 +6562,20 @@ clutter_actor_class_init (ClutterActorClass *klass)
   quark_actor_transform_info = g_quark_from_static_string ("-clutter-actor-transform-info");
   quark_actor_animation_info = g_quark_from_static_string ("-clutter-actor-animation-info");
 
+  quark_key = g_quark_from_static_string ("key");
+  quark_motion = g_quark_from_static_string ("motion");
+  quark_pointer_focus = g_quark_from_static_string ("pointer-focus");
+  quark_button = g_quark_from_static_string ("button");
+  quark_scroll = g_quark_from_static_string ("scroll");
+  quark_stage = g_quark_from_static_string ("stage");
+  quark_destroy = g_quark_from_static_string ("destroy");
+  quark_client = g_quark_from_static_string ("client");
+  quark_delete = g_quark_from_static_string ("delete");
+  quark_touch = g_quark_from_static_string ("touch");
+  quark_touchpad = g_quark_from_static_string ("touchpad");
+  quark_proximity = g_quark_from_static_string ("proximity");
+  quark_pad = g_quark_from_static_string ("pad");
+
   object_class->constructor = clutter_actor_constructor;
   object_class->set_property = clutter_actor_set_property;
   object_class->get_property = clutter_actor_get_property;
@@ -6585,7 +6675,7 @@ clutter_actor_class_init (ClutterActorClass *klass)
     g_param_spec_float ("width",
                         P_("Width"),
                         P_("Width of the actor"),
-                        0.0, G_MAXFLOAT,
+                        -1.0f, G_MAXFLOAT,
                         0.0,
                         G_PARAM_READWRITE |
                         G_PARAM_STATIC_STRINGS |
@@ -6604,7 +6694,7 @@ clutter_actor_class_init (ClutterActorClass *klass)
     g_param_spec_float ("height",
                         P_("Height"),
                         P_("Height of the actor"),
-                        0.0, G_MAXFLOAT,
+                        -1.0f, G_MAXFLOAT,
                         0.0,
                         G_PARAM_READWRITE |
                         G_PARAM_STATIC_STRINGS |
@@ -8521,7 +8611,7 @@ clutter_actor_class_init (ClutterActorClass *klass)
   actor_signals[CAPTURED_EVENT] =
     g_signal_new (I_("captured-event"),
 		  G_TYPE_FROM_CLASS (object_class),
-		  G_SIGNAL_RUN_LAST,
+		  G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED,
 		  G_STRUCT_OFFSET (ClutterActorClass, captured_event),
 		  _clutter_boolean_handled_accumulator, NULL,
 		  _clutter_marshal_BOOLEAN__BOXED,
@@ -8534,6 +8624,7 @@ clutter_actor_class_init (ClutterActorClass *klass)
   /**
    * ClutterActor::paint:
    * @actor: the #ClutterActor that received the signal
+   * @paint_context: a #ClutterPaintContext
    *
    * The ::paint signal is emitted each time an actor is being painted.
    *
@@ -8561,7 +8652,8 @@ clutter_actor_class_init (ClutterActorClass *klass)
                   G_SIGNAL_DEPRECATED,
                   G_STRUCT_OFFSET (ClutterActorClass, paint),
                   NULL, NULL, NULL,
-                  G_TYPE_NONE, 0);
+                  G_TYPE_NONE, 1,
+                  CLUTTER_TYPE_PAINT_CONTEXT);
   /**
    * ClutterActor::realize:
    * @actor: the #ClutterActor that received the signal
@@ -8604,6 +8696,7 @@ clutter_actor_class_init (ClutterActorClass *klass)
   /**
    * ClutterActor::pick:
    * @actor: the #ClutterActor that received the signal
+   * @pick_context: a #ClutterPickContext
    *
    * The ::pick signal is emitted each time an actor is being painted
    * in "pick mode". The pick mode is used to identify the actor during
@@ -8625,7 +8718,8 @@ clutter_actor_class_init (ClutterActorClass *klass)
                   G_SIGNAL_RUN_LAST | G_SIGNAL_DEPRECATED,
                   G_STRUCT_OFFSET (ClutterActorClass, pick),
                   NULL, NULL, NULL,
-                  G_TYPE_NONE, 0);
+                  G_TYPE_NONE, 1,
+                  CLUTTER_TYPE_PICK_CONTEXT);
 
   /**
    * ClutterActor::allocation-changed:
@@ -9704,6 +9798,23 @@ clutter_actor_get_preferred_width (ClutterActor *self,
       return;
     }
 
+  /* if the request mode is CONTENT_SIZE we simply return the content width */
+  if (priv->request_mode == CLUTTER_REQUEST_CONTENT_SIZE)
+    {
+      float content_width = 0.f;
+
+      if (priv->content != NULL)
+        clutter_content_get_preferred_size (priv->content, &content_width, NULL);
+
+      if (min_width_p != NULL)
+        *min_width_p = content_width;
+
+      if (natural_width_p != NULL)
+        *natural_width_p = content_width;
+
+      return;
+    }
+
   CLUTTER_SET_PRIVATE_FLAGS (self, CLUTTER_IN_PREF_WIDTH);
 
   /* the remaining cases are:
@@ -9852,6 +9963,23 @@ clutter_actor_get_preferred_height (ClutterActor *self,
       return;
     }
 
+  /* if the request mode is CONTENT_SIZE we simply return the content height */
+  if (priv->request_mode == CLUTTER_REQUEST_CONTENT_SIZE)
+    {
+      float content_height = 0.f;
+
+      if (priv->content != NULL)
+        clutter_content_get_preferred_size (priv->content, NULL, &content_height);
+
+      if (min_height_p != NULL)
+        *min_height_p = content_height;
+
+      if (natural_height_p != NULL)
+        *natural_height_p = content_height;
+
+      return;
+    }
+
   CLUTTER_SET_PRIVATE_FLAGS (self, CLUTTER_IN_PREF_HEIGHT);
 
   /* the remaining cases are:
@@ -13129,7 +13257,7 @@ clutter_actor_add_child_internal (ClutterActor              *self,
     }
 
   if (emit_actor_added)
-    g_signal_emit_by_name (self, "actor-added", child);
+    _clutter_container_emit_actor_added (CLUTTER_CONTAINER (self), child);
 
   if (notify_first_last)
     {
@@ -13793,8 +13921,70 @@ clutter_actor_event (ClutterActor       *actor,
 
   if (capture)
     {
-      g_signal_emit (actor, actor_signals[CAPTURED_EVENT], 0,
-		     event,
+      GQuark detail = 0;
+
+      switch (event->type)
+        {
+        case CLUTTER_NOTHING:
+          break;
+        case CLUTTER_KEY_PRESS:
+        case CLUTTER_KEY_RELEASE:
+          detail = quark_key;
+          break;
+        case CLUTTER_MOTION:
+          detail = quark_motion;
+          break;
+        case CLUTTER_ENTER:
+        case CLUTTER_LEAVE:
+          detail = quark_pointer_focus;
+          break;
+        case CLUTTER_BUTTON_PRESS:
+        case CLUTTER_BUTTON_RELEASE:
+          detail = quark_button;
+          break;
+        case CLUTTER_SCROLL:
+          detail = quark_scroll;
+          break;
+        case CLUTTER_STAGE_STATE:
+          detail = quark_stage;
+          break;
+        case CLUTTER_DESTROY_NOTIFY:
+          detail = quark_destroy;
+          break;
+        case CLUTTER_CLIENT_MESSAGE:
+          detail = quark_client;
+          break;
+        case CLUTTER_DELETE:
+          detail = quark_delete;
+          break;
+        case CLUTTER_TOUCH_BEGIN:
+        case CLUTTER_TOUCH_UPDATE:
+        case CLUTTER_TOUCH_END:
+        case CLUTTER_TOUCH_CANCEL:
+          detail = quark_touch;
+          break;
+        case CLUTTER_TOUCHPAD_PINCH:
+        case CLUTTER_TOUCHPAD_SWIPE:
+          detail = quark_touchpad;
+          break;
+        case CLUTTER_PROXIMITY_IN:
+        case CLUTTER_PROXIMITY_OUT:
+          detail = quark_proximity;
+          break;
+        case CLUTTER_PAD_BUTTON_PRESS:
+        case CLUTTER_PAD_BUTTON_RELEASE:
+        case CLUTTER_PAD_STRIP:
+        case CLUTTER_PAD_RING:
+          detail = quark_pad;
+          break;
+        case CLUTTER_EVENT_LAST:  /* Just keep compiler warnings quiet */
+          break;
+        }
+
+      g_signal_emit (actor,
+                     actor_signals[CAPTURED_EVENT],
+                     detail,
+                     event,
                      &retval);
       goto out;
     }
@@ -15660,7 +15850,7 @@ update_pango_context (ClutterBackend *backend,
  * stored by the #ClutterBackend change.
  *
  * You can use the returned #PangoContext to create a #PangoLayout
- * and render text using cogl_pango_render_layout() to reuse the
+ * and render text using cogl_pango_show_layout() to reuse the
  * glyphs cache also used by Clutter.
  *
  * Return value: (transfer none): the #PangoContext for a #ClutterActor.
@@ -15815,6 +16005,63 @@ clutter_actor_get_opacity_override (ClutterActor *self)
   return self->priv->opacity_override;
 }
 
+/**
+ * clutter_actor_inhibit_culling:
+ * @actor: a #ClutterActor
+ *
+ * Increases the culling inhibitor counter. Inhibiting culling
+ * forces the actor to be painted even when outside the visible
+ * bounds of the stage view.
+ *
+ * This is usually necessary when an actor is being painted on
+ * another paint context.
+ *
+ * Pair with clutter_actor_uninhibit_culling() when the actor doesn't
+ * need to be painted anymore.
+ */
+void
+clutter_actor_inhibit_culling (ClutterActor *actor)
+{
+  ClutterActorPrivate *priv;
+
+  g_return_if_fail (CLUTTER_IS_ACTOR (actor));
+
+  priv = actor->priv;
+
+  priv->inhibit_culling_counter++;
+  _clutter_actor_set_enable_paint_unmapped (actor, TRUE);
+}
+
+/**
+ * clutter_actor_uninhibit_culling:
+ * @actor: a #ClutterActor
+ *
+ * Decreases the culling inhibitor counter. See clutter_actor_inhibit_culling()
+ * for when inhibit culling is necessary.
+ *
+ * Calling this function without a matching call to
+ * clutter_actor_inhibit_culling() is a programming error.
+ */
+void
+clutter_actor_uninhibit_culling (ClutterActor *actor)
+{
+  ClutterActorPrivate *priv;
+
+  g_return_if_fail (CLUTTER_IS_ACTOR (actor));
+
+  priv = actor->priv;
+
+  if (priv->inhibit_culling_counter == 0)
+    {
+      g_critical ("Unpaired call to clutter_actor_uninhibit_culling");
+      return;
+    }
+
+  priv->inhibit_culling_counter--;
+  if (priv->inhibit_culling_counter == 0)
+    _clutter_actor_set_enable_paint_unmapped (actor, FALSE);
+}
+
 /* Allows you to disable applying the actors model view transform during
  * a paint. Used by ClutterClone. */
 void
@@ -17528,10 +17775,42 @@ _clutter_actor_compute_resource_scale (ClutterActor *self,
                                                    resource_scale))
     {
       if (priv->parent)
-        return _clutter_actor_compute_resource_scale (priv->parent,
-                                                      resource_scale);
+        {
+          gboolean in_clone_paint;
+          gboolean was_parent_in_clone_paint;
+          gboolean was_parent_unmapped;
+          gboolean was_parent_paint_unmapped;
+          gboolean ret;
+
+          in_clone_paint = clutter_actor_is_in_clone_paint (self);
+          was_parent_unmapped = !clutter_actor_is_mapped (priv->parent);
+          was_parent_in_clone_paint =
+            clutter_actor_is_in_clone_paint (priv->parent);
+          was_parent_paint_unmapped = priv->parent->priv->enable_paint_unmapped;
+
+          if (in_clone_paint && was_parent_unmapped)
+            {
+              _clutter_actor_set_in_clone_paint (priv->parent, TRUE);
+              _clutter_actor_set_enable_paint_unmapped (priv->parent, TRUE);
+            }
+
+          ret = _clutter_actor_compute_resource_scale (priv->parent,
+                                                       resource_scale);
+
+          if (in_clone_paint && was_parent_unmapped)
+            {
+              _clutter_actor_set_in_clone_paint (priv->parent,
+                                                 was_parent_in_clone_paint);
+              _clutter_actor_set_enable_paint_unmapped (priv->parent,
+                                                        was_parent_paint_unmapped);
+            }
+
+          return ret;
+        }
       else
-        return FALSE;
+        {
+          return FALSE;
+        }
     }
 
   return TRUE;
@@ -19182,8 +19461,8 @@ _clutter_actor_create_transition (ClutterActor *actor,
   gboolean call_restore = FALSE;
   TransitionClosure *clos;
   va_list var_args;
-  GValue initial = G_VALUE_INIT;
-  GValue final = G_VALUE_INIT;
+  g_auto (GValue) initial = G_VALUE_INIT;
+  g_auto (GValue) final = G_VALUE_INIT;
   GType ptype;
   char *error;
 
@@ -19232,7 +19511,6 @@ _clutter_actor_create_transition (ClutterActor *actor,
   if (error != NULL)
     {
       g_critical ("%s: %s", G_STRLOC, error);
-      g_value_unset (&initial);
       g_free (error);
       goto out;
     }
@@ -19254,9 +19532,6 @@ _clutter_actor_create_transition (ClutterActor *actor,
                                              &final,
                                              pspec);
 
-      g_value_unset (&initial);
-      g_value_unset (&final);
-
       goto out;
     }
 
@@ -19304,9 +19579,6 @@ _clutter_actor_create_transition (ClutterActor *actor,
 
       /* the actor now owns the transition */
       g_object_unref (res);
-
-      g_value_unset (&initial);
-      g_value_unset (&final);
     }
   else
     {
@@ -20793,32 +21065,6 @@ clutter_actor_has_mapped_clones (ClutterActor *self)
   return FALSE;
 }
 
-CoglFramebuffer *
-_clutter_actor_get_active_framebuffer (ClutterActor *self)
-{
-  ClutterStage *stage;
-
-  if (!CLUTTER_ACTOR_IN_PAINT (self))
-    {
-      g_critical ("The active framebuffer of actor '%s' can only be "
-                  "retrieved during the paint sequence. Please, check "
-                  "your code.",
-                  _clutter_actor_get_debug_name (self));
-      return NULL;
-    }
-
-  stage = (ClutterStage *) _clutter_actor_get_stage_internal (self);
-  if (stage == NULL)
-    {
-      g_critical ("The active framebuffer of actor '%s' is only available "
-                  "if the actor is associated to a ClutterStage.",
-                  _clutter_actor_get_debug_name (self));
-      return NULL;
-    }
-
-  return _clutter_stage_get_active_framebuffer (stage);
-}
-
 static void
 clutter_actor_child_model__items_changed (GListModel *model,
                                           guint       position,
@@ -21107,7 +21353,7 @@ clutter_actor_create_texture_paint_node (ClutterActor *self,
   color.alpha = clutter_actor_get_paint_opacity_internal (self);
 
   node = clutter_texture_node_new (texture, &color, priv->min_filter, priv->mag_filter);
-  clutter_paint_node_set_name (node, "Texture");
+  clutter_paint_node_set_static_name (node, "Texture");
 
   if (priv->content_repeat == CLUTTER_REPEAT_NONE)
     clutter_paint_node_add_rectangle (node, &box);
@@ -21128,3 +21374,14 @@ clutter_actor_create_texture_paint_node (ClutterActor *self,
 
   return node;
 }
+
+gboolean
+clutter_actor_has_accessible (ClutterActor *actor)
+{
+  g_return_val_if_fail (CLUTTER_IS_ACTOR (actor), FALSE);
+
+  if (CLUTTER_ACTOR_GET_CLASS (actor)->has_accessible)
+    return CLUTTER_ACTOR_GET_CLASS (actor)->has_accessible (actor);
+
+  return TRUE;
+}

clutter/clutter/clutter-actor.h

@@ -39,6 +39,8 @@
 
 #include <clutter/clutter-types.h>
 #include <clutter/clutter-event.h>
+#include <clutter/clutter-paint-context.h>
+#include <clutter/clutter-pick-context.h>
 
 G_BEGIN_DECLS
 
@@ -228,12 +230,14 @@ struct _ClutterActorClass
   void (* unrealize)            (ClutterActor          *self);
   void (* map)                  (ClutterActor          *self);
   void (* unmap)                (ClutterActor          *self);
-  void (* paint)                (ClutterActor          *self);
+  void (* paint)                (ClutterActor          *self,
+                                 ClutterPaintContext   *paint_context);
   void (* parent_set)           (ClutterActor          *actor,
                                  ClutterActor          *old_parent);
 
   void (* destroy)              (ClutterActor          *self);
-  void (* pick)                 (ClutterActor          *actor);
+  void (* pick)                 (ClutterActor          *actor,
+                                 ClutterPickContext    *pick_context);
 
   gboolean (* queue_redraw)     (ClutterActor          *actor,
                                  ClutterActor          *leaf_that_queued,
@@ -295,10 +299,11 @@ struct _ClutterActorClass
 
   gboolean (* touch_event)          (ClutterActor         *self,
                                      ClutterTouchEvent    *event);
+  gboolean (* has_accessible)       (ClutterActor         *self);
 
   /*< private >*/
   /* padding for future expansion */
-  gpointer _padding_dummy[26];
+  gpointer _padding_dummy[25];
 };
 
 /**
@@ -349,13 +354,17 @@ void                            clutter_actor_map
 CLUTTER_EXPORT
 void                            clutter_actor_unmap                             (ClutterActor                *self);
 CLUTTER_EXPORT
-void                            clutter_actor_paint                             (ClutterActor                *self);
+void                            clutter_actor_paint                             (ClutterActor                *self,
+                                                                                 ClutterPaintContext         *paint_context);
 CLUTTER_EXPORT
-void                            clutter_actor_continue_paint                    (ClutterActor                *self);
+void                            clutter_actor_continue_paint                    (ClutterActor                *self,
+                                                                                 ClutterPaintContext         *paint_context);
 CLUTTER_EXPORT
-void                            clutter_actor_pick                              (ClutterActor                *actor);
+void                            clutter_actor_pick                              (ClutterActor                *actor,
+                                                                                 ClutterPickContext          *pick_context);
 CLUTTER_EXPORT
-void                            clutter_actor_continue_pick                     (ClutterActor                *actor);
+void                            clutter_actor_continue_pick                     (ClutterActor                *actor,
+                                                                                 ClutterPickContext          *pick_context);
 CLUTTER_EXPORT
 void                            clutter_actor_queue_redraw                      (ClutterActor                *self);
 CLUTTER_EXPORT
@@ -372,6 +381,8 @@ CLUTTER_EXPORT
 const gchar *                   clutter_actor_get_name                          (ClutterActor                *self);
 CLUTTER_EXPORT
 AtkObject *                     clutter_actor_get_accessible                    (ClutterActor                *self);
+CLUTTER_EXPORT
+gboolean                        clutter_actor_has_accessible                    (ClutterActor                *self);
 
 CLUTTER_EXPORT
 gboolean                        clutter_actor_is_visible                        (ClutterActor                *self);
@@ -873,6 +884,11 @@ void                            clutter_actor_set_opacity_override
 CLUTTER_EXPORT
 gint                            clutter_actor_get_opacity_override              (ClutterActor               *self);
 
+CLUTTER_EXPORT
+void                            clutter_actor_inhibit_culling                   (ClutterActor               *actor);
+CLUTTER_EXPORT
+void                            clutter_actor_uninhibit_culling                 (ClutterActor               *actor);
+
 /**
  * ClutterActorCreateChildFunc:
  * @item: (type GObject): the item in the model
@@ -907,6 +923,7 @@ void                            clutter_actor_bind_model_with_properties
 
 CLUTTER_EXPORT
 void clutter_actor_pick_box (ClutterActor          *self,
+                             ClutterPickContext    *pick_context,
                              const ClutterActorBox *box);
 
 G_END_DECLS

clutter/clutter/clutter-autocleanups.h

@@ -90,6 +90,7 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterActorBox, clutter_actor_box_free)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterColor, clutter_color_free)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterMargin, clutter_margin_free)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterMatrix, clutter_matrix_free)
+G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterPaintContext, clutter_paint_context_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterPaintNode, clutter_paint_node_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterPaintVolume, clutter_paint_volume_free)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterPathNode, clutter_path_node_free)

clutter/clutter/clutter-backend-private.h

@@ -23,8 +23,7 @@
 #define __CLUTTER_BACKEND_PRIVATE_H__
 
 #include <clutter/clutter-backend.h>
-#include <clutter/clutter-device-manager.h>
-#include <clutter/clutter-keymap.h>
+#include <clutter/clutter-seat.h>
 #include <clutter/clutter-stage-window.h>
 
 #define CLUTTER_BACKEND_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_BACKEND, ClutterBackendClass))
@@ -47,8 +46,6 @@ struct _ClutterBackend
 
   CoglOnscreen *dummy_onscreen;
 
-  ClutterDeviceManager *device_manager;
-
   cairo_font_options_t *font_options;
 
   gchar *font_name;
@@ -59,8 +56,6 @@ struct _ClutterBackend
   ClutterStageWindow *stage_window;
 
   ClutterInputMethod *input_method;
-
-  ClutterKeymap *keymap;
 };
 
 struct _ClutterBackendClass
@@ -89,17 +84,12 @@ struct _ClutterBackendClass
                                                 GError         **error);
   gboolean              (* create_context)     (ClutterBackend  *backend,
                                                 GError         **error);
-  ClutterDeviceManager *(* get_device_manager) (ClutterBackend  *backend);
 
   gboolean              (* translate_event)    (ClutterBackend     *backend,
                                                 gpointer            native,
                                                 ClutterEvent       *event);
 
-  PangoDirection        (* get_keymap_direction) (ClutterBackend   *backend);
-
-  void                  (* bell_notify)          (ClutterBackend   *backend);
-
-  ClutterKeymap *       (* get_keymap)           (ClutterBackend   *backend);
+  ClutterSeat *         (* get_default_seat)   (ClutterBackend *backend);
 
   /* signals */
   void (* resolution_changed) (ClutterBackend *backend);
@@ -139,11 +129,6 @@ gfloat                  _clutter_backend_get_units_per_em               (Clutter
                                                                          PangoFontDescription   *font_desc);
 gint32                  _clutter_backend_get_units_serial               (ClutterBackend         *backend);
 
-PangoDirection          _clutter_backend_get_keymap_direction           (ClutterBackend         *backend);
-
-CLUTTER_EXPORT
-void                    _clutter_backend_reset_cogl_framebuffer         (ClutterBackend         *backend);
-
 void                    clutter_set_allowed_drivers                     (const char             *drivers);
 
 CLUTTER_EXPORT

clutter/clutter/clutter-backend.c

@@ -51,7 +51,6 @@
 #include "clutter-stage-manager-private.h"
 #include "clutter-stage-private.h"
 #include "clutter-stage-window.h"
-#include "clutter-device-manager-private.h"
 
 #ifdef CLUTTER_HAS_WAYLAND_COMPOSITOR_SUPPORT
 #include "wayland/clutter-wayland-compositor.h"
@@ -528,30 +527,6 @@ clutter_backend_real_init_events (ClutterBackend *backend)
   g_error ("Unknown input backend");
 }
 
-static ClutterDeviceManager *
-clutter_backend_real_get_device_manager (ClutterBackend *backend)
-{
-  if (G_UNLIKELY (backend->device_manager == NULL))
-    {
-      g_critical ("No device manager available, expect broken input");
-      return NULL;
-    }
-
-  return backend->device_manager;
-}
-
-static ClutterKeymap *
-clutter_backend_real_get_keymap (ClutterBackend *backend)
-{
-  if (G_UNLIKELY (backend->keymap == NULL))
-    {
-      g_critical ("No keymap available, expect broken keyboard input");
-      return NULL;
-    }
-
-  return backend->keymap;
-}
-
 static void
 clutter_backend_class_init (ClutterBackendClass *klass)
 {
@@ -615,10 +590,8 @@ clutter_backend_class_init (ClutterBackendClass *klass)
   klass->font_changed = clutter_backend_real_font_changed;
 
   klass->init_events = clutter_backend_real_init_events;
-  klass->get_device_manager = clutter_backend_real_get_device_manager;
   klass->create_context = clutter_backend_real_create_context;
   klass->get_features = clutter_backend_real_get_features;
-  klass->get_keymap = clutter_backend_real_get_keymap;
 }
 
 static void
@@ -783,24 +756,24 @@ _clutter_backend_copy_event_data (ClutterBackend     *backend,
                                   const ClutterEvent *src,
                                   ClutterEvent       *dest)
 {
-  ClutterDeviceManagerClass *device_manager_class;
-  ClutterDeviceManager *device_manager;
+  ClutterSeatClass *seat_class;
+  ClutterSeat *seat;
 
-  device_manager = clutter_device_manager_get_default ();
-  device_manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  device_manager_class->copy_event_data (device_manager, src, dest);
+  seat = clutter_backend_get_default_seat (backend);
+  seat_class = CLUTTER_SEAT_GET_CLASS (seat);
+  seat_class->copy_event_data (seat, src, dest);
 }
 
 void
 _clutter_backend_free_event_data (ClutterBackend *backend,
                                   ClutterEvent   *event)
 {
-  ClutterDeviceManagerClass *device_manager_class;
-  ClutterDeviceManager *device_manager;
+  ClutterSeatClass *seat_class;
+  ClutterSeat *seat;
 
-  device_manager = clutter_device_manager_get_default ();
-  device_manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  device_manager_class->free_event_data (device_manager, event);
+  seat = clutter_backend_get_default_seat (backend);
+  seat_class = CLUTTER_SEAT_GET_CLASS (seat);
+  seat_class->free_event_data (seat, event);
 }
 
 /**
@@ -997,39 +970,6 @@ clutter_wayland_set_compositor_display (void *display)
 }
 #endif
 
-PangoDirection
-_clutter_backend_get_keymap_direction (ClutterBackend *backend)
-{
-  ClutterBackendClass *klass;
-
-  klass = CLUTTER_BACKEND_GET_CLASS (backend);
-  if (klass->get_keymap_direction != NULL)
-    return klass->get_keymap_direction (backend);
-
-  return PANGO_DIRECTION_NEUTRAL;
-}
-
-void
-_clutter_backend_reset_cogl_framebuffer (ClutterBackend *backend)
-{
-  if (backend->dummy_onscreen == NULL)
-    {
-      GError *internal_error = NULL;
-
-      backend->dummy_onscreen = cogl_onscreen_new (backend->cogl_context, 1, 1);
-
-      if (!cogl_framebuffer_allocate (COGL_FRAMEBUFFER (backend->dummy_onscreen),
-                                      &internal_error))
-        {
-          g_critical ("Unable to create dummy onscreen: %s", internal_error->message);
-          g_error_free (internal_error);
-          return;
-        }
-    }
-
-  cogl_set_framebuffer (COGL_FRAMEBUFFER (backend->dummy_onscreen));
-}
-
 void
 clutter_set_allowed_drivers (const char *drivers)
 {
@@ -1042,16 +982,6 @@ clutter_set_allowed_drivers (const char *drivers)
   allowed_drivers = g_strdup (drivers);
 }
 
-void
-clutter_backend_bell_notify (ClutterBackend *backend)
-{
-  ClutterBackendClass *klass;
-
-  klass = CLUTTER_BACKEND_GET_CLASS (backend);
-  if (klass->bell_notify)
-    klass->bell_notify (backend);
-}
-
 /**
  * clutter_backend_get_input_method:
  * @backend: the #CLutterBackend
@@ -1080,22 +1010,24 @@ clutter_backend_set_input_method (ClutterBackend     *backend,
   g_set_object (&backend->input_method, method);
 }
 
-/**
- * clutter_backend_get_keymap:
- * @backend: the #ClutterBackend
- *
- * Gets the keymap used by Clutter
- *
- * Returns: (transfer none): the keymap
- **/
-ClutterKeymap *
-clutter_backend_get_keymap (ClutterBackend *backend)
-{
-  return CLUTTER_BACKEND_GET_CLASS (backend)->get_keymap (backend);
-}
-
 ClutterStageWindow *
 clutter_backend_get_stage_window (ClutterBackend *backend)
 {
   return backend->stage_window;
 }
+
+/**
+ * clutter_backend_get_default_seat:
+ * @backend: the #ClutterBackend
+ *
+ * Returns the default seat
+ *
+ * Returns: (transfer none): the default seat
+ **/
+ClutterSeat *
+clutter_backend_get_default_seat (ClutterBackend *backend)
+{
+  g_return_val_if_fail (CLUTTER_IS_BACKEND (backend), NULL);
+
+  return CLUTTER_BACKEND_GET_CLASS (backend)->get_default_seat (backend);
+}

clutter/clutter/clutter-backend.h

@@ -36,6 +36,7 @@
 #include <clutter/clutter-config.h>
 #include <clutter/clutter-keymap.h>
 #include <clutter/clutter-types.h>
+#include <clutter/clutter-seat.h>
 
 G_BEGIN_DECLS
 
@@ -72,9 +73,6 @@ const cairo_font_options_t *    clutter_backend_get_font_options        (Clutter
 CLUTTER_EXPORT
 CoglContext *                   clutter_backend_get_cogl_context        (ClutterBackend             *backend);
 
-CLUTTER_EXPORT
-void                            clutter_backend_bell_notify             (ClutterBackend             *backend);
-
 CLUTTER_EXPORT
 ClutterInputMethod *            clutter_backend_get_input_method        (ClutterBackend             *backend);
 
@@ -82,7 +80,7 @@ CLUTTER_EXPORT
 void                            clutter_backend_set_input_method        (ClutterBackend             *backend,
                                                                          ClutterInputMethod         *method);
 CLUTTER_EXPORT
-ClutterKeymap *                 clutter_backend_get_keymap              (ClutterBackend             *backend);
+ClutterSeat *                   clutter_backend_get_default_seat        (ClutterBackend             *backend);
 
 G_END_DECLS
 

clutter/clutter/clutter-bind-constraint.c

@@ -144,6 +144,55 @@ source_destroyed (ClutterActor          *actor,
   bind->source = NULL;
 }
 
+static void
+clutter_bind_constraint_update_preferred_size (ClutterConstraint  *constraint,
+                                               ClutterActor       *actor,
+                                               ClutterOrientation  direction,
+                                               float               for_size,
+                                               float              *minimum_size,
+                                               float              *natural_size)
+{
+  ClutterBindConstraint *bind = CLUTTER_BIND_CONSTRAINT (constraint);
+  float source_min, source_nat;
+
+  if (bind->source == NULL)
+    return;
+
+  /* only these bindings affect the preferred size */
+  if (!(bind->coordinate == CLUTTER_BIND_WIDTH ||
+        bind->coordinate == CLUTTER_BIND_HEIGHT ||
+        bind->coordinate == CLUTTER_BIND_SIZE ||
+        bind->coordinate == CLUTTER_BIND_ALL))
+    return;
+
+  switch (direction)
+    {
+    case CLUTTER_ORIENTATION_HORIZONTAL:
+      if (bind->coordinate != CLUTTER_BIND_HEIGHT)
+        {
+          clutter_actor_get_preferred_width (bind->source, for_size,
+                                             &source_min,
+                                             &source_nat);
+
+          *minimum_size = source_min;
+          *natural_size = source_nat;
+        }
+      break;
+
+    case CLUTTER_ORIENTATION_VERTICAL:
+      if (bind->coordinate != CLUTTER_BIND_WIDTH)
+        {
+          clutter_actor_get_preferred_height (bind->source, for_size,
+                                              &source_min,
+                                              &source_nat);
+
+          *minimum_size = source_min;
+          *natural_size = source_nat;
+        }
+      break;
+    }
+}
+
 static void
 clutter_bind_constraint_update_allocation (ClutterConstraint *constraint,
                                            ClutterActor      *actor,
@@ -328,6 +377,8 @@ clutter_bind_constraint_class_init (ClutterBindConstraintClass *klass)
   meta_class->set_actor = clutter_bind_constraint_set_actor;
 
   constraint_class->update_allocation = clutter_bind_constraint_update_allocation;
+  constraint_class->update_preferred_size = clutter_bind_constraint_update_preferred_size;
+
   /**
    * ClutterBindConstraint:source:
    *

clutter/clutter/clutter-blur-effect.c

@@ -99,7 +99,8 @@ G_DEFINE_TYPE (ClutterBlurEffect,
                CLUTTER_TYPE_OFFSCREEN_EFFECT);
 
 static gboolean
-clutter_blur_effect_pre_paint (ClutterEffect *effect)
+clutter_blur_effect_pre_paint (ClutterEffect       *effect,
+                               ClutterPaintContext *paint_context)
 {
   ClutterBlurEffect *self = CLUTTER_BLUR_EFFECT (effect);
   ClutterEffectClass *parent_class;
@@ -124,7 +125,7 @@ clutter_blur_effect_pre_paint (ClutterEffect *effect)
     }
 
   parent_class = CLUTTER_EFFECT_CLASS (clutter_blur_effect_parent_class);
-  if (parent_class->pre_paint (effect))
+  if (parent_class->pre_paint (effect, paint_context))
     {
       ClutterOffscreenEffect *offscreen_effect =
         CLUTTER_OFFSCREEN_EFFECT (effect);
@@ -157,10 +158,12 @@ clutter_blur_effect_pre_paint (ClutterEffect *effect)
 }
 
 static void
-clutter_blur_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_blur_effect_paint_target (ClutterOffscreenEffect *effect,
+                                  ClutterPaintContext    *paint_context)
 {
   ClutterBlurEffect *self = CLUTTER_BLUR_EFFECT (effect);
-  CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *framebuffer =
+    clutter_paint_context_get_framebuffer (paint_context);
   guint8 paint_opacity;
 
   paint_opacity = clutter_actor_get_paint_opacity (self->actor);

clutter/clutter/clutter-brightness-contrast-effect.c

@@ -121,16 +121,17 @@ G_DEFINE_TYPE (ClutterBrightnessContrastEffect,
 static gboolean
 will_have_no_effect (ClutterBrightnessContrastEffect *self)
 {
-  return (self->brightness_red == no_change &&
-          self->brightness_green == no_change &&
-          self->brightness_blue == no_change &&
-          self->contrast_red == no_change &&
-          self->contrast_green == no_change &&
-          self->contrast_blue == no_change);
+  return (G_APPROX_VALUE (self->brightness_red, no_change, FLT_EPSILON) &&
+          G_APPROX_VALUE (self->brightness_green, no_change, FLT_EPSILON) &&
+          G_APPROX_VALUE (self->brightness_blue, no_change, FLT_EPSILON) &&
+          G_APPROX_VALUE (self->contrast_red, no_change, FLT_EPSILON) &&
+          G_APPROX_VALUE (self->contrast_green, no_change, FLT_EPSILON) &&
+          G_APPROX_VALUE (self->contrast_blue, no_change, FLT_EPSILON));
 }
 
 static gboolean
-clutter_brightness_contrast_effect_pre_paint (ClutterEffect *effect)
+clutter_brightness_contrast_effect_pre_paint (ClutterEffect       *effect,
+                                              ClutterPaintContext *paint_context)
 {
   ClutterBrightnessContrastEffect *self = CLUTTER_BRIGHTNESS_CONTRAST_EFFECT (effect);
   ClutterEffectClass *parent_class;
@@ -156,7 +157,7 @@ clutter_brightness_contrast_effect_pre_paint (ClutterEffect *effect)
 
   parent_class =
     CLUTTER_EFFECT_CLASS (clutter_brightness_contrast_effect_parent_class);
-  if (parent_class->pre_paint (effect))
+  if (parent_class->pre_paint (effect, paint_context))
     {
       ClutterOffscreenEffect *offscreen_effect =
         CLUTTER_OFFSCREEN_EFFECT (effect);
@@ -175,10 +176,12 @@ clutter_brightness_contrast_effect_pre_paint (ClutterEffect *effect)
 }
 
 static void
-clutter_brightness_contrast_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_brightness_contrast_effect_paint_target (ClutterOffscreenEffect *effect,
+                                                 ClutterPaintContext    *paint_context)
 {
   ClutterBrightnessContrastEffect *self = CLUTTER_BRIGHTNESS_CONTRAST_EFFECT (effect);
-  CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *framebuffer =
+   clutter_paint_context_get_framebuffer (paint_context);
   ClutterActor *actor;
   guint8 paint_opacity;
 
@@ -494,9 +497,9 @@ clutter_brightness_contrast_effect_set_brightness_full (ClutterBrightnessContras
 {
   g_return_if_fail (CLUTTER_IS_BRIGHTNESS_CONTRAST_EFFECT (effect));
 
-  if (red == effect->brightness_red &&
-      green == effect->brightness_green &&
-      blue == effect->brightness_blue)
+  if (G_APPROX_VALUE (red, effect->brightness_red, FLT_EPSILON) &&
+      G_APPROX_VALUE (green, effect->brightness_green, FLT_EPSILON) &&
+      G_APPROX_VALUE (blue, effect->brightness_blue, FLT_EPSILON))
     return;
 
   effect->brightness_red = red;
@@ -584,9 +587,9 @@ clutter_brightness_contrast_effect_set_contrast_full (ClutterBrightnessContrastE
 {
   g_return_if_fail (CLUTTER_IS_BRIGHTNESS_CONTRAST_EFFECT (effect));
 
-  if (red == effect->contrast_red &&
-      green == effect->contrast_green &&
-      blue == effect->contrast_blue)
+  if (G_APPROX_VALUE (red, effect->contrast_red, FLT_EPSILON) &&
+      G_APPROX_VALUE (green, effect->contrast_green, FLT_EPSILON) &&
+      G_APPROX_VALUE (blue, effect->contrast_blue, FLT_EPSILON))
     return;
 
   effect->contrast_red = red;

clutter/clutter/clutter-canvas.c

@@ -328,9 +328,10 @@ clutter_canvas_init (ClutterCanvas *self)
 }
 
 static void
-clutter_canvas_paint_content (ClutterContent   *content,
-                              ClutterActor     *actor,
-                              ClutterPaintNode *root)
+clutter_canvas_paint_content (ClutterContent      *content,
+                              ClutterActor        *actor,
+                              ClutterPaintNode    *root,
+                              ClutterPaintContext *paint_context)
 {
   ClutterCanvas *self = CLUTTER_CANVAS (content);
   ClutterCanvasPrivate *priv = self->priv;
@@ -351,7 +352,7 @@ clutter_canvas_paint_content (ClutterContent   *content,
     return;
 
   node = clutter_actor_create_texture_paint_node (actor, priv->texture);
-  clutter_paint_node_set_name (node, "Canvas Content");
+  clutter_paint_node_set_static_name (node, "Canvas Content");
   clutter_paint_node_add_child (root, node);
   clutter_paint_node_unref (node);
 

clutter/clutter/clutter-clone.c

@@ -152,7 +152,8 @@ clutter_clone_apply_transform (ClutterActor *self, CoglMatrix *matrix)
 }
 
 static void
-clutter_clone_paint (ClutterActor *actor)
+clutter_clone_paint (ClutterActor        *actor,
+                     ClutterPaintContext *paint_context)
 {
   ClutterClone *self = CLUTTER_CLONE (actor);
   ClutterClonePrivate *priv = self->priv;
@@ -189,7 +190,7 @@ clutter_clone_paint (ClutterActor *actor)
   if (clutter_actor_is_realized (priv->clone_source))
     {
       _clutter_actor_push_clone_paint ();
-      clutter_actor_paint (priv->clone_source);
+      clutter_actor_paint (priv->clone_source, paint_context);
       _clutter_actor_pop_clone_paint ();
     }
 

clutter/clutter/clutter-colorize-effect.c

@@ -105,7 +105,8 @@ G_DEFINE_TYPE (ClutterColorizeEffect,
                CLUTTER_TYPE_OFFSCREEN_EFFECT);
 
 static gboolean
-clutter_colorize_effect_pre_paint (ClutterEffect *effect)
+clutter_colorize_effect_pre_paint (ClutterEffect       *effect,
+                                   ClutterPaintContext *paint_context)
 {
   ClutterColorizeEffect *self = CLUTTER_COLORIZE_EFFECT (effect);
   ClutterEffectClass *parent_class;
@@ -126,7 +127,7 @@ clutter_colorize_effect_pre_paint (ClutterEffect *effect)
     }
 
   parent_class = CLUTTER_EFFECT_CLASS (clutter_colorize_effect_parent_class);
-  if (parent_class->pre_paint (effect))
+  if (parent_class->pre_paint (effect, paint_context))
     {
       ClutterOffscreenEffect *offscreen_effect =
         CLUTTER_OFFSCREEN_EFFECT (effect);
@@ -145,10 +146,12 @@ clutter_colorize_effect_pre_paint (ClutterEffect *effect)
 }
 
 static void
-clutter_colorize_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_colorize_effect_paint_target (ClutterOffscreenEffect *effect,
+                                      ClutterPaintContext    *paint_context)
 {
   ClutterColorizeEffect *self = CLUTTER_COLORIZE_EFFECT (effect);
-  CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *framebuffer =
+    clutter_paint_context_get_framebuffer (paint_context);
   ClutterActor *actor;
   guint8 paint_opacity;
 

clutter/clutter/clutter-constraint-private.h

@@ -30,13 +30,6 @@ gboolean clutter_constraint_update_allocation (ClutterConstraint *constraint,
                                                ClutterActor      *actor,
                                                ClutterActorBox   *allocation);
 
-void clutter_constraint_update_preferred_size (ClutterConstraint  *constraint,
-                                               ClutterActor       *actor,
-                                               ClutterOrientation  direction,
-                                               float               for_size,
-                                               float              *minimum_size,
-                                               float              *natural_size);
-
 G_END_DECLS
 
 #endif /* __CLUTTER_CONSTRAINT_PRIVATE_H__ */

clutter/clutter/clutter-constraint.c

@@ -222,6 +222,17 @@ clutter_constraint_update_allocation (ClutterConstraint *constraint,
   return !clutter_actor_box_equal (allocation, &old_alloc);
 }
 
+/**
+ * clutter_constraint_update_preferred_size:
+ * @constraint: a #ClutterConstraint
+ * @actor: a #ClutterActor
+ * @direction: a #ClutterOrientation
+ * @for_size: the size in the opposite direction
+ * @minimum_size: (inout): the minimum size to modify
+ * @natural_size: (inout): the natural size to modify
+ *
+ * Asks the @constraint to update the size request of a #ClutterActor.
+ */
 void
 clutter_constraint_update_preferred_size (ClutterConstraint  *constraint,
                                           ClutterActor       *actor,

clutter/clutter/clutter-constraint.h

@@ -99,6 +99,14 @@ struct _ClutterConstraintClass
 CLUTTER_EXPORT
 GType clutter_constraint_get_type (void) G_GNUC_CONST;
 
+CLUTTER_EXPORT
+void clutter_constraint_update_preferred_size (ClutterConstraint  *constraint,
+                                               ClutterActor       *actor,
+                                               ClutterOrientation  direction,
+                                               float               for_size,
+                                               float              *minimum_size,
+                                               float              *natural_size);
+
 /* ClutterActor API */
 CLUTTER_EXPORT
 void               clutter_actor_add_constraint            (ClutterActor      *self,

clutter/clutter/clutter-container-private.h

@@ -0,0 +1,36 @@
+/*
+ * Clutter.
+ *
+ * An OpenGL based 'interactive canvas' library.
+ *
+ * Copyright 2020 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __CLUTTER_CONTAINER_PRIVATE_H__
+#define __CLUTTER_CONTAINER_PRIVATE_H__
+
+#include <clutter/clutter-container.h>
+
+G_BEGIN_DECLS
+
+void _clutter_container_emit_actor_added   (ClutterContainer *container,
+                                            ClutterActor     *actor);
+void _clutter_container_emit_actor_removed (ClutterContainer *container,
+                                            ClutterActor     *actor);
+
+G_END_DECLS
+
+#endif /* __CLUTTER_CONTAINER_PRIVATE_H__ */

clutter/clutter/clutter-container.c

@@ -37,6 +37,7 @@
 
 #include "clutter-actor-private.h"
 #include "clutter-child-meta.h"
+#include "clutter-container-private.h"
 #include "clutter-debug.h"
 #include "clutter-main.h"
 #include "clutter-marshal.h"
@@ -1250,3 +1251,23 @@ clutter_container_child_notify (ClutterContainer *container,
                                                          child,
                                                          pspec);
 }
+
+void
+_clutter_container_emit_actor_added (ClutterContainer *container,
+                                     ClutterActor     *actor)
+{
+  g_return_if_fail (CLUTTER_IS_CONTAINER (container));
+  g_return_if_fail (CLUTTER_IS_ACTOR (actor));
+
+  g_signal_emit (container, container_signals[ACTOR_ADDED], 0, actor);
+}
+
+void
+_clutter_container_emit_actor_removed (ClutterContainer *container,
+                                       ClutterActor     *actor)
+{
+  g_return_if_fail (CLUTTER_IS_CONTAINER (container));
+  g_return_if_fail (CLUTTER_IS_ACTOR (actor));
+
+  g_signal_emit (container, container_signals[ACTOR_REMOVED], 0, actor);
+}

clutter/clutter/clutter-content-private.h

@@ -34,9 +34,10 @@ void            _clutter_content_attached               (ClutterContent   *conte
 void            _clutter_content_detached               (ClutterContent   *content,
                                                          ClutterActor     *actor);
 
-void            _clutter_content_paint_content          (ClutterContent   *content,
-                                                         ClutterActor     *actor,
-                                                         ClutterPaintNode *node);
+void            _clutter_content_paint_content          (ClutterContent      *content,
+                                                         ClutterActor        *actor,
+                                                         ClutterPaintNode    *node,
+                                                         ClutterPaintContext *paint_context);
 
 G_END_DECLS
 

clutter/clutter/clutter-content.c

@@ -96,9 +96,10 @@ clutter_content_real_invalidate_size (ClutterContent *content)
 }
 
 static void
-clutter_content_real_paint_content (ClutterContent   *content,
-                                    ClutterActor     *actor,
-                                    ClutterPaintNode *context)
+clutter_content_real_paint_content (ClutterContent      *content,
+                                    ClutterActor        *actor,
+                                    ClutterPaintNode    *context,
+                                    ClutterPaintContext *paint_context)
 {
 }
 
@@ -300,7 +301,8 @@ _clutter_content_detached (ClutterContent *content,
  * _clutter_content_paint_content:
  * @content: a #ClutterContent
  * @actor: a #ClutterActor
- * @context: a #ClutterPaintNode
+ * @node: a #ClutterPaintNode
+ * @paint_context: a #ClutterPaintContext
  *
  * Creates the render tree for the @content and @actor.
  *
@@ -308,11 +310,13 @@ _clutter_content_detached (ClutterContent *content,
  * virtual function.
  */
 void
-_clutter_content_paint_content (ClutterContent   *content,
-                                ClutterActor     *actor,
-                                ClutterPaintNode *node)
+_clutter_content_paint_content (ClutterContent      *content,
+                                ClutterActor        *actor,
+                                ClutterPaintNode    *node,
+                                ClutterPaintContext *paint_context)
 {
-  CLUTTER_CONTENT_GET_IFACE (content)->paint_content (content, actor, node);
+  CLUTTER_CONTENT_GET_IFACE (content)->paint_content (content, actor, node,
+                                                      paint_context);
 }
 
 /**

clutter/clutter/clutter-content.h

@@ -65,9 +65,10 @@ struct _ClutterContentInterface
   gboolean      (* get_preferred_size)  (ClutterContent   *content,
                                          gfloat           *width,
                                          gfloat           *height);
-  void          (* paint_content)       (ClutterContent   *content,
-                                         ClutterActor     *actor,
-                                         ClutterPaintNode *node);
+  void          (* paint_content)       (ClutterContent      *content,
+                                         ClutterActor        *actor,
+                                         ClutterPaintNode    *node,
+                                         ClutterPaintContext *paint_context);
 
   void          (* attached)            (ClutterContent   *content,
                                          ClutterActor     *actor);

clutter/clutter/clutter-deform-effect.c

@@ -166,14 +166,16 @@ clutter_deform_effect_set_actor (ClutterActorMeta *meta,
 }
 
 static void
-clutter_deform_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_deform_effect_paint_target (ClutterOffscreenEffect *effect,
+                                    ClutterPaintContext    *paint_context)
 {
   ClutterDeformEffect *self= CLUTTER_DEFORM_EFFECT (effect);
   ClutterDeformEffectPrivate *priv = self->priv;
   CoglHandle material;
   CoglPipeline *pipeline;
   CoglDepthState depth_state;
-  CoglFramebuffer *fb = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *fb =
+    clutter_paint_context_get_framebuffer (paint_context);
 
   if (priv->is_dirty)
     {

clutter/clutter/clutter-desaturate-effect.c

@@ -112,7 +112,8 @@ G_DEFINE_TYPE (ClutterDesaturateEffect,
                CLUTTER_TYPE_OFFSCREEN_EFFECT);
 
 static gboolean
-clutter_desaturate_effect_pre_paint (ClutterEffect *effect)
+clutter_desaturate_effect_pre_paint (ClutterEffect       *effect,
+                                     ClutterPaintContext *paint_context)
 {
   ClutterDesaturateEffect *self = CLUTTER_DESATURATE_EFFECT (effect);
   ClutterEffectClass *parent_class;
@@ -133,7 +134,7 @@ clutter_desaturate_effect_pre_paint (ClutterEffect *effect)
     }
 
   parent_class = CLUTTER_EFFECT_CLASS (clutter_desaturate_effect_parent_class);
-  if (parent_class->pre_paint (effect))
+  if (parent_class->pre_paint (effect, paint_context))
     {
       ClutterOffscreenEffect *offscreen_effect =
         CLUTTER_OFFSCREEN_EFFECT (effect);
@@ -152,10 +153,12 @@ clutter_desaturate_effect_pre_paint (ClutterEffect *effect)
 }
 
 static void
-clutter_desaturate_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_desaturate_effect_paint_target (ClutterOffscreenEffect *effect,
+                                        ClutterPaintContext    *paint_context)
 {
   ClutterDesaturateEffect *self = CLUTTER_DESATURATE_EFFECT (effect);
-  CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *framebuffer =
+   clutter_paint_context_get_framebuffer (paint_context);
   ClutterActor *actor;
   CoglHandle texture;
   guint8 paint_opacity;

clutter/clutter/clutter-device-manager-private.h

@@ -1,306 +0,0 @@
-/*
- * Clutter.
- *
- * An OpenGL based 'interactive canvas' library.
- *
- * Copyright (C) 2010  Intel Corporation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library. If not, see <http://www.gnu.org/licenses/>.
- *
- * Author:
- *   Emmanuele Bassi <ebassi@linux.intel.com>
- */
-
-#ifndef __CLUTTER_DEVICE_MANAGER_PRIVATE_H__
-#define __CLUTTER_DEVICE_MANAGER_PRIVATE_H__
-
-#include <clutter/clutter-backend.h>
-#include <clutter/clutter-device-manager.h>
-#include <clutter/clutter-event.h>
-
-G_BEGIN_DECLS
-
-typedef struct _ClutterAxisInfo
-{
-  ClutterInputAxis axis;
-
-  gdouble min_axis;
-  gdouble max_axis;
-
-  gdouble min_value;
-  gdouble max_value;
-
-  gdouble resolution;
-} ClutterAxisInfo;
-
-typedef struct _ClutterKeyInfo
-{
-  guint keyval;
-  ClutterModifierType modifiers;
-} ClutterKeyInfo;
-
-typedef struct _ClutterScrollInfo
-{
-  guint axis_id;
-  ClutterScrollDirection direction;
-  gdouble increment;
-
-  gdouble last_value;
-  guint last_value_valid : 1;
-} ClutterScrollInfo;
-
-typedef struct _ClutterTouchInfo
-{
-  ClutterEventSequence *sequence;
-  ClutterActor *actor;
-
-  gfloat current_x;
-  gfloat current_y;
-} ClutterTouchInfo;
-
-typedef struct _ClutterPtrA11yData
-{
-  int n_btn_pressed;
-  float current_x;
-  float current_y;
-
-  float dwell_x;
-  float dwell_y;
-  gboolean dwell_drag_started;
-  gboolean dwell_gesture_started;
-  guint dwell_timer;
-  guint dwell_position_timer;
-
-  guint secondary_click_timer;
-  gboolean secondary_click_triggered;
-} ClutterPtrA11yData;
-
-struct _ClutterInputDevice
-{
-  GObject parent_instance;
-
-  gint id;
-
-  ClutterInputDeviceType device_type;
-  ClutterInputMode device_mode;
-
-  gchar *device_name;
-
-  ClutterDeviceManager *device_manager;
-
-  ClutterBackend *backend;
-
-  /* the associated device */
-  ClutterInputDevice *associated;
-
-  GList *slaves;
-
-  /* the actor underneath the pointer */
-  ClutterActor *cursor_actor;
-  GHashTable   *inv_touch_sequence_actors;
-
-  /* the actor that has a grab in place for the device */
-  ClutterActor *pointer_grab_actor;
-  ClutterActor *keyboard_grab_actor;
-  GHashTable   *sequence_grab_actors;
-  GHashTable   *inv_sequence_grab_actors;
-
-  /* the current click count */
-  gint click_count;
-
-  /* the stage the device is on */
-  ClutterStage *stage;
-
-  /* the current state */
-  gfloat current_x;
-  gfloat current_y;
-  guint32 current_time;
-  gint current_button_number;
-  ClutterModifierType current_state;
-
-  /* the current touch points states */
-  GHashTable *touch_sequences_info;
-
-  /* the previous state, used for click count generation */
-  gint previous_x;
-  gint previous_y;
-  guint32 previous_time;
-  gint previous_button_number;
-  ClutterModifierType previous_state;
-
-  GArray *axes;
-
-  guint n_keys;
-  GArray *keys;
-
-  GArray *scroll_info;
-
-  gchar *vendor_id;
-  gchar *product_id;
-  gchar *node_path;
-
-  GPtrArray *tools;
-
-  gint n_rings;
-  gint n_strips;
-  gint n_mode_groups;
-
-  ClutterInputDeviceMapping mapping_mode;
-
-  guint has_cursor : 1;
-  guint is_enabled : 1;
-
-  /* Accessiblity */
-  ClutterVirtualInputDevice *accessibility_virtual_device;
-  ClutterPtrA11yData *ptr_a11y_data;
-};
-
-typedef void (*ClutterEmitInputDeviceEvent) (ClutterEvent       *event,
-                                             ClutterInputDevice *device);
-
-struct _ClutterInputDeviceClass
-{
-  GObjectClass parent_class;
-
-  gboolean (* keycode_to_evdev) (ClutterInputDevice *device,
-                                 guint               hardware_keycode,
-                                 guint              *evdev_keycode);
-  void (* update_from_tool) (ClutterInputDevice     *device,
-                             ClutterInputDeviceTool *tool);
-
-  gboolean (* is_mode_switch_button) (ClutterInputDevice *device,
-                                      guint               group,
-                                      guint               button);
-  gint (* get_group_n_modes) (ClutterInputDevice *device,
-                              gint                group);
-
-  gboolean (* is_grouped) (ClutterInputDevice *device,
-                           ClutterInputDevice *other_device);
-
-  /* Keyboard accessbility */
-  void (* process_kbd_a11y_event) (ClutterEvent               *event,
-                                   ClutterInputDevice         *device,
-                                   ClutterEmitInputDeviceEvent emit_event_func);
-};
-
-/* device manager */
-CLUTTER_EXPORT
-void            _clutter_device_manager_add_device              (ClutterDeviceManager *device_manager,
-                                                                 ClutterInputDevice   *device);
-CLUTTER_EXPORT
-void            _clutter_device_manager_remove_device           (ClutterDeviceManager *device_manager,
-                                                                 ClutterInputDevice   *device);
-void            _clutter_device_manager_update_devices          (ClutterDeviceManager *device_manager);
-CLUTTER_EXPORT
-void            _clutter_device_manager_select_stage_events     (ClutterDeviceManager *device_manager,
-                                                                 ClutterStage         *stage);
-ClutterBackend *_clutter_device_manager_get_backend             (ClutterDeviceManager *device_manager);
-
-void            _clutter_device_manager_compress_motion         (ClutterDeviceManager *device_manger,
-                                                                 ClutterEvent         *event,
-                                                                 const ClutterEvent   *to_discard);
-CLUTTER_EXPORT
-void            clutter_device_manager_ensure_a11y_state        (ClutterDeviceManager *device_manager);
-
-/* input device */
-CLUTTER_EXPORT
-gboolean        _clutter_input_device_has_sequence              (ClutterInputDevice   *device,
-                                                                 ClutterEventSequence *sequence);
-CLUTTER_EXPORT
-void            _clutter_input_device_add_event_sequence        (ClutterInputDevice   *device,
-                                                                 ClutterEvent         *event);
-CLUTTER_EXPORT
-void            _clutter_input_device_remove_event_sequence     (ClutterInputDevice   *device,
-                                                                 ClutterEvent         *event);
-CLUTTER_EXPORT
-void            _clutter_input_device_set_coords                (ClutterInputDevice   *device,
-                                                                 ClutterEventSequence *sequence,
-                                                                 gfloat                x,
-                                                                 gfloat                y,
-                                                                 ClutterStage         *stage);
-CLUTTER_EXPORT
-void            _clutter_input_device_set_state                 (ClutterInputDevice   *device,
-                                                                 ClutterModifierType   state);
-CLUTTER_EXPORT
-void            _clutter_input_device_set_time                  (ClutterInputDevice   *device,
-                                                                 guint32               time_);
-CLUTTER_EXPORT
-void            _clutter_input_device_set_stage                 (ClutterInputDevice   *device,
-                                                                 ClutterStage         *stage);
-CLUTTER_EXPORT
-ClutterStage *  _clutter_input_device_get_stage                 (ClutterInputDevice   *device);
-void            _clutter_input_device_set_actor                 (ClutterInputDevice   *device,
-                                                                 ClutterEventSequence *sequence,
-                                                                 ClutterActor         *actor,
-                                                                 gboolean              emit_crossing);
-ClutterActor *  _clutter_input_device_update                    (ClutterInputDevice   *device,
-                                                                 ClutterEventSequence *sequence,
-                                                                 gboolean              emit_crossing);
-CLUTTER_EXPORT
-void            _clutter_input_device_set_n_keys                (ClutterInputDevice   *device,
-                                                                 guint                 n_keys);
-CLUTTER_EXPORT
-guint           _clutter_input_device_add_axis                  (ClutterInputDevice   *device,
-                                                                 ClutterInputAxis      axis,
-                                                                 gdouble               min_value,
-                                                                 gdouble               max_value,
-                                                                 gdouble               resolution);
-CLUTTER_EXPORT
-void            _clutter_input_device_reset_axes                (ClutterInputDevice   *device);
-
-CLUTTER_EXPORT
-void            _clutter_input_device_set_associated_device     (ClutterInputDevice   *device,
-                                                                 ClutterInputDevice   *associated);
-CLUTTER_EXPORT
-void            _clutter_input_device_add_slave                 (ClutterInputDevice   *master,
-                                                                 ClutterInputDevice   *slave);
-CLUTTER_EXPORT
-void            _clutter_input_device_remove_slave              (ClutterInputDevice   *master,
-                                                                 ClutterInputDevice   *slave);
-
-CLUTTER_EXPORT
-gboolean        _clutter_input_device_translate_axis            (ClutterInputDevice   *device,
-                                                                 guint                 index_,
-                                                                 gdouble               value,
-                                                                 gdouble              *axis_value);
-
-CLUTTER_EXPORT
-void            _clutter_input_device_add_scroll_info           (ClutterInputDevice   *device,
-                                                                 guint                 index_,
-                                                                 ClutterScrollDirection direction,
-                                                                 gdouble               increment);
-CLUTTER_EXPORT
-void            _clutter_input_device_reset_scroll_info         (ClutterInputDevice   *device);
-CLUTTER_EXPORT
-gboolean        _clutter_input_device_get_scroll_delta          (ClutterInputDevice   *device,
-                                                                 guint                 index_,
-                                                                 gdouble               value,
-                                                                 ClutterScrollDirection *direction_p,
-                                                                 gdouble                *delta_p);
-
-CLUTTER_EXPORT
-ClutterInputDeviceTool * clutter_input_device_lookup_tool       (ClutterInputDevice         *device,
-                                                                 guint64                     serial,
-                                                                 ClutterInputDeviceToolType  type);
-CLUTTER_EXPORT
-void            clutter_input_device_add_tool                   (ClutterInputDevice     *device,
-                                                                 ClutterInputDeviceTool *tool);
-
-CLUTTER_EXPORT
-void            clutter_input_device_update_from_tool           (ClutterInputDevice     *device,
-                                                                 ClutterInputDeviceTool *tool);
-
-G_END_DECLS
-
-#endif /* __CLUTTER_DEVICE_MANAGER_PRIVATE_H__ */

clutter/clutter/clutter-device-manager.c

@@ -1,753 +0,0 @@
-/*
- * Clutter.
- *
- * An OpenGL based 'interactive canvas' library.
- *
- * Copyright (C) 2009  Intel Corp.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library. If not, see <http://www.gnu.org/licenses/>.
- *
- * Author: Emmanuele Bassi <ebassi@linux.intel.com>
- */
-
-/**
- * SECTION:clutter-device-manager
- * @short_description: Maintains the list of input devices
- *
- * #ClutterDeviceManager is a singleton object, owned by Clutter, which
- * maintains the list of #ClutterInputDevice<!-- -->s.
- *
- * Depending on the backend used by Clutter it is possible to use the
- * #ClutterDeviceManager::device-added and
- * #ClutterDeviceManager::device-removed to monitor addition and removal
- * of devices.
- *
- * #ClutterDeviceManager is available since Clutter 1.2
- */
-
-#include "clutter-build-config.h"
-
-#include "clutter-backend-private.h"
-#include "clutter-debug.h"
-#include "clutter-device-manager-private.h"
-#include "clutter-enum-types.h"
-#include "clutter-marshal.h"
-#include "clutter-private.h"
-#include "clutter-stage-private.h"
-#include "clutter-virtual-input-device.h"
-#include "clutter-input-device-tool.h"
-#include "clutter-input-pointer-a11y-private.h"
-
-struct _ClutterDeviceManagerPrivate
-{
-  /* back-pointer to the backend */
-  ClutterBackend *backend;
-
-  /* Keyboard a11y */
-  ClutterKbdA11ySettings kbd_a11y_settings;
-  /* Pointer a11y */
-  ClutterPointerA11ySettings pointer_a11y_settings;
-};
-
-enum
-{
-  PROP_0,
-
-  PROP_BACKEND,
-
-  PROP_LAST
-};
-
-static GParamSpec *obj_props[PROP_LAST];
-
-enum
-{
-  DEVICE_ADDED,
-  DEVICE_REMOVED,
-  TOOL_CHANGED,
-  KBD_A11Y_MASK_CHANGED,
-  KBD_A11Y_FLAGS_CHANGED,
-  PTR_A11Y_DWELL_CLICK_TYPE_CHANGED,
-  PTR_A11Y_TIMEOUT_STARTED,
-  PTR_A11Y_TIMEOUT_STOPPED,
-
-  LAST_SIGNAL
-};
-
-static guint manager_signals[LAST_SIGNAL] = { 0, };
-
-G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (ClutterDeviceManager,
-                                     clutter_device_manager,
-                                     G_TYPE_OBJECT)
-
-static void
-clutter_device_manager_set_property (GObject      *gobject,
-                                     guint         prop_id,
-                                     const GValue *value,
-                                     GParamSpec   *pspec)
-{
-  ClutterDeviceManager *self = CLUTTER_DEVICE_MANAGER (gobject);
-  ClutterDeviceManagerPrivate *priv = clutter_device_manager_get_instance_private (self);
-
-  switch (prop_id)
-    {
-    case PROP_BACKEND:
-      priv->backend = g_value_get_object (value);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
-    }
-}
-
-static void
-clutter_device_manager_get_property (GObject    *gobject,
-                                     guint       prop_id,
-                                     GValue     *value,
-                                     GParamSpec *pspec)
-{
-  ClutterDeviceManager *self = CLUTTER_DEVICE_MANAGER (gobject);
-  ClutterDeviceManagerPrivate *priv = clutter_device_manager_get_instance_private (self);
-
-  switch (prop_id)
-    {
-    case PROP_BACKEND:
-      g_value_set_object (value, priv->backend);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
-    }
-}
-
-static void
-clutter_device_manager_class_init (ClutterDeviceManagerClass *klass)
-{
-  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
-
-  obj_props[PROP_BACKEND] =
-    g_param_spec_object ("backend",
-                         P_("Backend"),
-                         P_("The ClutterBackend of the device manager"),
-                         CLUTTER_TYPE_BACKEND,
-                         CLUTTER_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
-
-  gobject_class->set_property = clutter_device_manager_set_property;
-  gobject_class->get_property = clutter_device_manager_get_property;
-  g_object_class_install_properties (gobject_class,
-                                     PROP_LAST,
-                                     obj_props);
-
-  /**
-   * ClutterDeviceManager::device-added:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @device: the newly added #ClutterInputDevice
-   *
-   * The ::device-added signal is emitted each time a device has been
-   * added to the #ClutterDeviceManager
-   *
-   * Since: 1.2
-   */
-  manager_signals[DEVICE_ADDED] =
-    g_signal_new (I_("device-added"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0,
-                  NULL, NULL, NULL,
-                  G_TYPE_NONE, 1,
-                  CLUTTER_TYPE_INPUT_DEVICE);
-
-  /**
-   * ClutterDeviceManager::device-removed:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @device: the removed #ClutterInputDevice
-   *
-   * The ::device-removed signal is emitted each time a device has been
-   * removed from the #ClutterDeviceManager
-   *
-   * Since: 1.2
-   */
-  manager_signals[DEVICE_REMOVED] =
-    g_signal_new (I_("device-removed"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0,
-                  NULL, NULL, NULL,
-                  G_TYPE_NONE, 1,
-                  CLUTTER_TYPE_INPUT_DEVICE);
-
-  manager_signals[TOOL_CHANGED] =
-    g_signal_new (I_("tool-changed"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0, NULL, NULL,
-                  _clutter_marshal_VOID__OBJECT_OBJECT,
-                  G_TYPE_NONE, 2,
-                  CLUTTER_TYPE_INPUT_DEVICE,
-                  CLUTTER_TYPE_INPUT_DEVICE_TOOL);
-
-  /**
-   * ClutterDeviceManager::kbd-a11y-mods-state-changed:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @latched_mask: the latched modifier mask from stickykeys
-   * @locked_mask:  the locked modifier mask from stickykeys
-   *
-   * The ::kbd-a11y-mods-state-changed signal is emitted each time either the
-   * latched modifiers mask or locked modifiers mask are changed as the
-   * result of keyboard accessibilty's sticky keys operations.
-   */
-  manager_signals[KBD_A11Y_MASK_CHANGED] =
-    g_signal_new (I_("kbd-a11y-mods-state-changed"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0, NULL, NULL,
-                  _clutter_marshal_VOID__UINT_UINT,
-                  G_TYPE_NONE, 2,
-                  G_TYPE_UINT,
-                  G_TYPE_UINT);
-
-  /**
-   * ClutterDeviceManager::kbd-a11y-flags-changed:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @settings_flags: the new ClutterKeyboardA11yFlags configuration
-   * @changed_mask: the ClutterKeyboardA11yFlags changed
-   *
-   * The ::kbd-a11y-flags-changed signal is emitted each time the
-   * ClutterKeyboardA11yFlags configuration is changed as the result of
-   * keyboard accessibilty operations.
-   */
-  manager_signals[KBD_A11Y_FLAGS_CHANGED] =
-    g_signal_new (I_("kbd-a11y-flags-changed"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0, NULL, NULL,
-                  _clutter_marshal_VOID__UINT_UINT,
-                  G_TYPE_NONE, 2,
-                  G_TYPE_UINT,
-                  G_TYPE_UINT);
-
-  /**
-   * ClutterDeviceManager::ptr-a11y-dwell-click-type-changed:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @click_type: the new #ClutterPointerA11yDwellClickType mode
-   *
-   * The ::ptr-a11y-dwell-click-type-changed signal is emitted each time
-   * the ClutterPointerA11yDwellClickType mode is changed as the result
-   * of pointer accessibility operations.
-   */
-  manager_signals[PTR_A11Y_DWELL_CLICK_TYPE_CHANGED] =
-    g_signal_new (I_("ptr-a11y-dwell-click-type-changed"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0, NULL, NULL,
-                  g_cclosure_marshal_VOID__FLAGS,
-                  G_TYPE_NONE, 1,
-                  CLUTTER_TYPE_POINTER_A11Y_DWELL_CLICK_TYPE);
-
-  /**
-   * ClutterDeviceManager::ptr-a11y-timeout-started:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @device: the core pointer #ClutterInputDevice
-   * @timeout_type: the type of timeout #ClutterPointerA11yTimeoutType
-   * @delay: the delay in ms before secondary-click is triggered.
-   *
-   * The ::ptr-a11y-timeout-started signal is emitted when a
-   * pointer accessibility timeout delay is started, so that upper
-   * layers can notify the user with some visual feedback.
-   */
-  manager_signals[PTR_A11Y_TIMEOUT_STARTED] =
-    g_signal_new (I_("ptr-a11y-timeout-started"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0, NULL, NULL,
-                  _clutter_marshal_VOID__OBJECT_FLAGS_UINT,
-                  G_TYPE_NONE, 3,
-                  CLUTTER_TYPE_INPUT_DEVICE,
-                  CLUTTER_TYPE_POINTER_A11Y_TIMEOUT_TYPE,
-                  G_TYPE_UINT);
-
-  /**
-   * ClutterDeviceManager::ptr-a11y-timeout-stopped:
-   * @manager: the #ClutterDeviceManager that emitted the signal
-   * @device: the core pointer #ClutterInputDevice
-   * @timeout_type: the type of timeout #ClutterPointerA11yTimeoutType
-   * @clicked: %TRUE if the timeout finished and triggered a click
-   *
-   * The ::ptr-a11y-timeout-stopped signal is emitted when a running
-   * pointer accessibility timeout delay is stopped, either because
-   * it's triggered at the end of the delay or cancelled, so that
-   * upper layers can notify the user with some visual feedback.
-   */
-  manager_signals[PTR_A11Y_TIMEOUT_STOPPED] =
-    g_signal_new (I_("ptr-a11y-timeout-stopped"),
-                  G_TYPE_FROM_CLASS (klass),
-                  G_SIGNAL_RUN_LAST,
-                  0, NULL, NULL,
-                  _clutter_marshal_VOID__OBJECT_FLAGS_BOOLEAN,
-                  G_TYPE_NONE, 3,
-                  CLUTTER_TYPE_INPUT_DEVICE,
-                  CLUTTER_TYPE_POINTER_A11Y_TIMEOUT_TYPE,
-                  G_TYPE_BOOLEAN);
-}
-
-static void
-clutter_device_manager_init (ClutterDeviceManager *self)
-{
-}
-
-/**
- * clutter_device_manager_get_default:
- *
- * Retrieves the device manager singleton
- *
- * Return value: (transfer none): the #ClutterDeviceManager singleton.
- *   The returned instance is owned by Clutter and it should not be
- *   modified or freed
- *
- * Since: 1.2
- */
-ClutterDeviceManager *
-clutter_device_manager_get_default (void)
-{
-  ClutterBackend *backend = clutter_get_default_backend ();
-
-  return CLUTTER_BACKEND_GET_CLASS (backend)->get_device_manager (backend);
-}
-
-/**
- * clutter_device_manager_list_devices:
- * @device_manager: a #ClutterDeviceManager
- *
- * Lists all currently registered input devices
- *
- * Return value: (transfer container) (element-type Clutter.InputDevice):
- *   a newly allocated list of #ClutterInputDevice objects. Use
- *   g_slist_free() to deallocate it when done
- *
- * Since: 1.2
- */
-GSList *
-clutter_device_manager_list_devices (ClutterDeviceManager *device_manager)
-{
-  const GSList *devices;
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager), NULL);
-
-  devices = clutter_device_manager_peek_devices (device_manager);
-
-  return g_slist_copy ((GSList *) devices);
-}
-
-/**
- * clutter_device_manager_peek_devices:
- * @device_manager: a #ClutterDeviceManager
- *
- * Lists all currently registered input devices
- *
- * Return value: (transfer none) (element-type Clutter.InputDevice):
- *   a pointer to the internal list of #ClutterInputDevice objects. The
- *   returned list is owned by the #ClutterDeviceManager and should never
- *   be modified or freed
- *
- * Since: 1.2
- */
-const GSList *
-clutter_device_manager_peek_devices (ClutterDeviceManager *device_manager)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager), NULL);
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  return manager_class->get_devices (device_manager);
-}
-
-/**
- * clutter_device_manager_get_device:
- * @device_manager: a #ClutterDeviceManager
- * @device_id: the integer id of a device
- *
- * Retrieves the #ClutterInputDevice with the given @device_id
- *
- * Return value: (transfer none): a #ClutterInputDevice or %NULL. The
- *   returned device is owned by the #ClutterDeviceManager and should
- *   never be modified or freed
- *
- * Since: 1.2
- */
-ClutterInputDevice *
-clutter_device_manager_get_device (ClutterDeviceManager *device_manager,
-                                   gint                  device_id)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager), NULL);
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  return manager_class->get_device (device_manager, device_id);
-}
-
-/**
- * clutter_device_manager_get_core_device:
- * @device_manager: a #ClutterDeviceManager
- * @device_type: the type of the core device
- *
- * Retrieves the core #ClutterInputDevice of type @device_type
- *
- * Core devices are devices created automatically by the default
- * Clutter backend
- *
- * Return value: (transfer none): a #ClutterInputDevice or %NULL. The
- *   returned device is owned by the #ClutterDeviceManager and should
- *   not be modified or freed
- *
- * Since: 1.2
- */
-ClutterInputDevice *
-clutter_device_manager_get_core_device (ClutterDeviceManager   *device_manager,
-                                        ClutterInputDeviceType  device_type)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager), NULL);
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  return manager_class->get_core_device (device_manager, device_type);
-}
-
-void
-_clutter_device_manager_select_stage_events (ClutterDeviceManager *device_manager,
-                                             ClutterStage         *stage)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  if (manager_class->select_stage_events)
-    manager_class->select_stage_events (device_manager, stage);
-}
-
-/*
- * _clutter_device_manager_add_device:
- * @device_manager: a #ClutterDeviceManager
- * @device: a #ClutterInputDevice
- *
- * Adds @device to the list of #ClutterInputDevice<!-- -->s maintained
- * by @device_manager
- *
- * The reference count of @device is not increased
- *
- * The #ClutterDeviceManager::device-added signal is emitted after
- * adding @device to the list
- */
-void
-_clutter_device_manager_add_device (ClutterDeviceManager *device_manager,
-                                    ClutterInputDevice   *device)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  g_assert (manager_class->add_device != NULL);
-
-  manager_class->add_device (device_manager, device);
-
-  g_signal_emit (device_manager, manager_signals[DEVICE_ADDED], 0, device);
-}
-
-/*
- * _clutter_device_manager_remove_device:
- * @device_manager: a #ClutterDeviceManager
- * @device: a #ClutterInputDevice
- *
- * Removes @device from the list of #ClutterInputDevice<!-- -->s
- * maintained by @device_manager
- *
- * The reference count of @device is not decreased
- *
- * The #ClutterDeviceManager::device-removed signal is emitted after
- * removing @device from the list
- */
-void
-_clutter_device_manager_remove_device (ClutterDeviceManager *device_manager,
-                                       ClutterInputDevice   *device)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  g_assert (manager_class->remove_device != NULL);
-
-  /* The subclass remove_device() method will likely unref it but we
-     have to keep it alive during the signal emission. */
-  g_object_ref (device);
-
-  manager_class->remove_device (device_manager, device);
-  g_signal_emit (device_manager, manager_signals[DEVICE_REMOVED], 0, device);
-
-  g_object_unref (device);
-}
-
-/*
- * _clutter_device_manager_update_devices:
- * @device_manager: a #ClutterDeviceManager
- *
- * Updates every #ClutterInputDevice handled by @device_manager
- * by performing a pick paint at the coordinates of each pointer
- * device
- */
-void
-_clutter_device_manager_update_devices (ClutterDeviceManager *device_manager)
-{
-  const GSList *d;
-
-  for (d = clutter_device_manager_peek_devices (device_manager);
-       d != NULL;
-       d = d->next)
-    {
-      ClutterInputDevice *device = d->data;
-      ClutterInputDeviceType device_type;
-
-      /* we only care about pointer devices */
-      device_type = clutter_input_device_get_device_type (device);
-      if (device_type != CLUTTER_POINTER_DEVICE)
-        continue;
-
-      /* out of stage */
-      if (device->stage == NULL)
-        continue;
-
-      /* the user disabled motion events delivery on actors for
-       * the stage the device is on; we don't perform any picking
-       * since the source of the events will always be set to be
-       * the stage
-       */
-      if (!clutter_stage_get_motion_events_enabled (device->stage))
-        continue;
-
-      _clutter_input_device_update (device, NULL, TRUE);
-    }
-}
-
-ClutterBackend *
-_clutter_device_manager_get_backend (ClutterDeviceManager *manager)
-{
-  ClutterDeviceManagerPrivate *priv = clutter_device_manager_get_instance_private (manager);
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (manager), NULL);
-
-  return priv->backend;
-}
-
-/**
- * clutter_device_manager_create_virtual_device:
- * @device_manager: a #ClutterDeviceManager
- * @device_type: the type of the virtual device
- *
- * Creates a virtual input device.
- *
- * Returns: (transfer full): a newly created virtual device
- **/
-ClutterVirtualInputDevice *
-clutter_device_manager_create_virtual_device (ClutterDeviceManager   *device_manager,
-                                              ClutterInputDeviceType  device_type)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager), NULL);
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  return manager_class->create_virtual_device (device_manager,
-                                               device_type);
-}
-
-/**
- * clutter_device_manager_supported_virtua_device_types: (skip)
- */
-ClutterVirtualDeviceType
-clutter_device_manager_get_supported_virtual_device_types (ClutterDeviceManager *device_manager)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager),
-                        CLUTTER_VIRTUAL_DEVICE_TYPE_NONE);
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  return manager_class->get_supported_virtual_device_types (device_manager);
-}
-
-void
-_clutter_device_manager_compress_motion (ClutterDeviceManager *device_manager,
-                                         ClutterEvent         *event,
-                                         const ClutterEvent   *to_discard)
-{
-  ClutterDeviceManagerClass *manager_class;
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  if (!manager_class->compress_motion)
-    return;
-
-  manager_class->compress_motion (device_manager, event, to_discard);
-}
-
-void
-clutter_device_manager_ensure_a11y_state (ClutterDeviceManager *device_manager)
-{
-  ClutterInputDevice *core_pointer;
-
-  core_pointer = clutter_device_manager_get_core_device (device_manager,
-                                                         CLUTTER_POINTER_DEVICE);
-  if (core_pointer)
-    {
-      if (_clutter_is_input_pointer_a11y_enabled (core_pointer))
-        _clutter_input_pointer_a11y_add_device (core_pointer);
-    }
-}
-
-static gboolean
-are_kbd_a11y_settings_equal (ClutterKbdA11ySettings *a,
-                             ClutterKbdA11ySettings *b)
-{
-  return (memcmp (a, b, sizeof (ClutterKbdA11ySettings)) == 0);
-}
-
-void
-clutter_device_manager_set_kbd_a11y_settings (ClutterDeviceManager   *device_manager,
-                                              ClutterKbdA11ySettings *settings)
-{
-  ClutterDeviceManagerClass *manager_class;
-  ClutterDeviceManagerPrivate *priv = clutter_device_manager_get_instance_private (device_manager);
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  if (are_kbd_a11y_settings_equal (&priv->kbd_a11y_settings, settings))
-    return;
-
-  priv->kbd_a11y_settings = *settings;
-
-  manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
-  if (manager_class->apply_kbd_a11y_settings)
-    manager_class->apply_kbd_a11y_settings (device_manager, settings);
-}
-
-void
-clutter_device_manager_get_kbd_a11y_settings (ClutterDeviceManager   *device_manager,
-                                              ClutterKbdA11ySettings *settings)
-{
-  ClutterDeviceManagerPrivate *priv = clutter_device_manager_get_instance_private (device_manager);
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  *settings = priv->kbd_a11y_settings;
-}
-
-static gboolean
-are_pointer_a11y_settings_equal (ClutterPointerA11ySettings *a,
-                                 ClutterPointerA11ySettings *b)
-{
-  return (memcmp (a, b, sizeof (ClutterPointerA11ySettings)) == 0);
-}
-
-static void
-clutter_device_manager_enable_pointer_a11y (ClutterDeviceManager *device_manager)
-{
-  ClutterInputDevice *core_pointer;
-
-  core_pointer = clutter_device_manager_get_core_device (device_manager,
-                                                         CLUTTER_POINTER_DEVICE);
-
-  _clutter_input_pointer_a11y_add_device (core_pointer);
-}
-
-static void
-clutter_device_manager_disable_pointer_a11y (ClutterDeviceManager *device_manager)
-{
-  ClutterInputDevice *core_pointer;
-
-  core_pointer = clutter_device_manager_get_core_device (device_manager,
-                                                         CLUTTER_POINTER_DEVICE);
-
-  _clutter_input_pointer_a11y_remove_device (core_pointer);
-}
-
-/**
- * clutter_device_manager_set_pointer_a11y_settings:
- * @device_manager: a #ClutterDeviceManager
- * @settings: a pointer to a #ClutterPointerA11ySettings
- *
- * Sets the pointer accessibility settings
- **/
-void
-clutter_device_manager_set_pointer_a11y_settings (ClutterDeviceManager       *device_manager,
-                                                  ClutterPointerA11ySettings *settings)
-{
-  ClutterDeviceManagerPrivate *priv =
-    clutter_device_manager_get_instance_private (device_manager);
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  if (are_pointer_a11y_settings_equal (&priv->pointer_a11y_settings, settings))
-    return;
-
-  if (priv->pointer_a11y_settings.controls == 0 && settings->controls != 0)
-    clutter_device_manager_enable_pointer_a11y (device_manager);
-  else if (priv->pointer_a11y_settings.controls != 0 && settings->controls == 0)
-    clutter_device_manager_disable_pointer_a11y (device_manager);
-
-  priv->pointer_a11y_settings = *settings;
-}
-
-/**
- * clutter_device_manager_get_pointer_a11y_settings:
- * @device_manager: a #ClutterDeviceManager
- * @settings: a pointer to a #ClutterPointerA11ySettings
- *
- * Gets the current pointer accessibility settings
- **/
-void
-clutter_device_manager_get_pointer_a11y_settings (ClutterDeviceManager       *device_manager,
-                                                  ClutterPointerA11ySettings *settings)
-{
-  ClutterDeviceManagerPrivate *priv =
-    clutter_device_manager_get_instance_private (device_manager);
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  *settings = priv->pointer_a11y_settings;
-}
-
-/**
- * clutter_device_manager_set_pointer_a11y_dwell_click_type:
- * @device_manager: a #ClutterDeviceManager
- * @click_type: type of click as #ClutterPointerA11yDwellClickType
- *
- * Sets the dwell click type
- **/
-void
-clutter_device_manager_set_pointer_a11y_dwell_click_type (ClutterDeviceManager             *device_manager,
-                                                          ClutterPointerA11yDwellClickType  click_type)
-{
-  ClutterDeviceManagerPrivate *priv =
-    clutter_device_manager_get_instance_private (device_manager);
-
-  g_return_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager));
-
-  priv->pointer_a11y_settings.dwell_click_type = click_type;
-}

clutter/clutter/clutter-device-manager.h

@@ -1,181 +0,0 @@
-/*
- * Clutter.
- *
- * An OpenGL based 'interactive canvas' library.
- *
- * Copyright (C) 2009  Intel Corp.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library. If not, see <http://www.gnu.org/licenses/>.
- *
- * Author: Emmanuele Bassi <ebassi@linux.intel.com>
- */
-
-#ifndef __CLUTTER_DEVICE_MANAGER_H__
-#define __CLUTTER_DEVICE_MANAGER_H__
-
-#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
-#error "Only <clutter/clutter.h> can be included directly."
-#endif
-
-#include <clutter/clutter-input-device.h>
-#include <clutter/clutter-stage.h>
-
-G_BEGIN_DECLS
-
-#define CLUTTER_TYPE_DEVICE_MANAGER (clutter_device_manager_get_type ())
-CLUTTER_EXPORT
-G_DECLARE_DERIVABLE_TYPE (ClutterDeviceManager, clutter_device_manager,
-                          CLUTTER, DEVICE_MANAGER, GObject)
-
-typedef struct _ClutterDeviceManagerPrivate     ClutterDeviceManagerPrivate;
-
-/**
- * ClutterVirtualDeviceType:
- */
-typedef enum _ClutterVirtualDeviceType
-{
-  CLUTTER_VIRTUAL_DEVICE_TYPE_NONE = 0,
-  CLUTTER_VIRTUAL_DEVICE_TYPE_KEYBOARD = 1 << 0,
-  CLUTTER_VIRTUAL_DEVICE_TYPE_POINTER = 1 << 1,
-  CLUTTER_VIRTUAL_DEVICE_TYPE_TOUCHSCREEN = 1 << 2,
-} ClutterVirtualDeviceType;
-
-/**
- * ClutterKbdA11ySettings:
- *
- * The #ClutterKbdA11ySettings structure contains keyboard accessibility
- * settings
- *
- */
-typedef struct _ClutterKbdA11ySettings
-{
-  ClutterKeyboardA11yFlags controls;
-  gint slowkeys_delay;
-  gint debounce_delay;
-  gint timeout_delay;
-  gint mousekeys_init_delay;
-  gint mousekeys_max_speed;
-  gint mousekeys_accel_time;
-} ClutterKbdA11ySettings;
-
-/**
- * ClutterPointerA11ySettings:
- *
- * The #ClutterPointerA11ySettings structure contains pointer accessibility
- * settings
- *
- */
-typedef struct _ClutterPointerA11ySettings
-{
-  ClutterPointerA11yFlags controls;
-  ClutterPointerA11yDwellClickType dwell_click_type;
-  ClutterPointerA11yDwellMode dwell_mode;
-  ClutterPointerA11yDwellDirection dwell_gesture_single;
-  ClutterPointerA11yDwellDirection dwell_gesture_double;
-  ClutterPointerA11yDwellDirection dwell_gesture_drag;
-  ClutterPointerA11yDwellDirection dwell_gesture_secondary;
-  gint secondary_click_delay;
-  gint dwell_delay;
-  gint dwell_threshold;
-} ClutterPointerA11ySettings;
-
-/**
- * ClutterDeviceManagerClass:
- *
- * The #ClutterDeviceManagerClass structure contains only private data
- *
- * Since: 1.2
- */
-struct _ClutterDeviceManagerClass
-{
-  /*< private >*/
-  GObjectClass parent_class;
-
-  const GSList *      (* get_devices)     (ClutterDeviceManager   *device_manager);
-  ClutterInputDevice *(* get_core_device) (ClutterDeviceManager   *device_manager,
-                                           ClutterInputDeviceType  device_type);
-  ClutterInputDevice *(* get_device)      (ClutterDeviceManager   *device_manager,
-                                           gint                    device_id);
-
-  void                (* add_device)      (ClutterDeviceManager   *manager,
-                                           ClutterInputDevice     *device);
-  void                (* remove_device)   (ClutterDeviceManager   *manager,
-                                           ClutterInputDevice     *device);
-  void                (* select_stage_events) (ClutterDeviceManager *manager,
-                                               ClutterStage       *stage);
-  ClutterVirtualInputDevice *(* create_virtual_device) (ClutterDeviceManager  *device_manager,
-                                                        ClutterInputDeviceType device_type);
-  ClutterVirtualDeviceType (* get_supported_virtual_device_types) (ClutterDeviceManager *device_manager);
-  void                (* compress_motion) (ClutterDeviceManager *device_manger,
-                                           ClutterEvent         *event,
-                                           const ClutterEvent   *to_discard);
-  /* Keyboard accessbility */
-  void                (* apply_kbd_a11y_settings) (ClutterDeviceManager   *device_manger,
-                                                   ClutterKbdA11ySettings *settings);
-
-  /* Event platform data */
-  void (* copy_event_data) (ClutterDeviceManager *device_manager,
-                            const ClutterEvent   *src,
-                            ClutterEvent         *dest);
-  void (* free_event_data) (ClutterDeviceManager *device_manager,
-                            ClutterEvent         *event);
-
-  /* padding */
-  gpointer _padding[4];
-};
-
-CLUTTER_EXPORT
-ClutterDeviceManager *clutter_device_manager_get_default     (void);
-CLUTTER_EXPORT
-GSList *              clutter_device_manager_list_devices    (ClutterDeviceManager   *device_manager);
-CLUTTER_EXPORT
-const GSList *        clutter_device_manager_peek_devices    (ClutterDeviceManager   *device_manager);
-
-CLUTTER_EXPORT
-ClutterInputDevice *  clutter_device_manager_get_device      (ClutterDeviceManager   *device_manager,
-                                                              gint                    device_id);
-CLUTTER_EXPORT
-ClutterInputDevice *  clutter_device_manager_get_core_device (ClutterDeviceManager   *device_manager,
-                                                              ClutterInputDeviceType  device_type);
-
-CLUTTER_EXPORT
-ClutterVirtualInputDevice *clutter_device_manager_create_virtual_device (ClutterDeviceManager  *device_manager,
-                                                                         ClutterInputDeviceType device_type);
-
-CLUTTER_EXPORT
-ClutterVirtualDeviceType clutter_device_manager_get_supported_virtual_device_types (ClutterDeviceManager *device_manager);
-
-CLUTTER_EXPORT
-void clutter_device_manager_set_kbd_a11y_settings (ClutterDeviceManager   *device_manager,
-                                                   ClutterKbdA11ySettings *settings);
-
-CLUTTER_EXPORT
-void clutter_device_manager_get_kbd_a11y_settings (ClutterDeviceManager   *device_manager,
-                                                   ClutterKbdA11ySettings *settings);
-
-CLUTTER_EXPORT
-void clutter_device_manager_set_pointer_a11y_settings (ClutterDeviceManager       *device_manager,
-                                                       ClutterPointerA11ySettings *settings);
-
-CLUTTER_EXPORT
-void clutter_device_manager_get_pointer_a11y_settings (ClutterDeviceManager       *device_manager,
-                                                       ClutterPointerA11ySettings *settings);
-
-CLUTTER_EXPORT
-void clutter_device_manager_set_pointer_a11y_dwell_click_type (ClutterDeviceManager             *device_manager,
-                                                               ClutterPointerA11yDwellClickType  click_type);
-
-G_END_DECLS
-
-#endif /* __CLUTTER_DEVICE_MANAGER_H__ */

clutter/clutter/clutter-effect-private.h

@@ -5,14 +5,18 @@
 
 G_BEGIN_DECLS
 
-gboolean        _clutter_effect_pre_paint               (ClutterEffect           *effect);
-void            _clutter_effect_post_paint              (ClutterEffect           *effect);
+gboolean        _clutter_effect_pre_paint               (ClutterEffect           *effect,
+                                                         ClutterPaintContext     *paint_context);
+void            _clutter_effect_post_paint              (ClutterEffect           *effect,
+                                                         ClutterPaintContext     *paint_context);
 gboolean        _clutter_effect_modify_paint_volume     (ClutterEffect           *effect,
                                                          ClutterPaintVolume      *volume);
 gboolean        _clutter_effect_has_custom_paint_volume (ClutterEffect           *effect);
 void            _clutter_effect_paint                   (ClutterEffect           *effect,
+                                                         ClutterPaintContext     *paint_context,
                                                          ClutterEffectPaintFlags  flags);
-void            _clutter_effect_pick                    (ClutterEffect           *effect);
+void            _clutter_effect_pick                    (ClutterEffect           *effect,
+                                                         ClutterPickContext      *pick_context);
 
 G_END_DECLS
 

clutter/clutter/clutter-effect.c

@@ -177,13 +177,15 @@ G_DEFINE_ABSTRACT_TYPE (ClutterEffect,
                         CLUTTER_TYPE_ACTOR_META);
 
 static gboolean
-clutter_effect_real_pre_paint (ClutterEffect *effect)
+clutter_effect_real_pre_paint (ClutterEffect       *effect,
+                               ClutterPaintContext *paint_context)
 {
   return TRUE;
 }
 
 static void
-clutter_effect_real_post_paint (ClutterEffect *effect)
+clutter_effect_real_post_paint (ClutterEffect       *effect,
+                                ClutterPaintContext *paint_context)
 {
 }
 
@@ -196,6 +198,7 @@ clutter_effect_real_modify_paint_volume (ClutterEffect      *effect,
 
 static void
 clutter_effect_real_paint (ClutterEffect           *effect,
+                           ClutterPaintContext     *paint_context,
                            ClutterEffectPaintFlags  flags)
 {
   ClutterActorMeta *actor_meta = CLUTTER_ACTOR_META (effect);
@@ -206,23 +209,24 @@ clutter_effect_real_paint (ClutterEffect           *effect,
      effects that haven't migrated to use the 'paint' virtual yet. This
      just calls the old pre and post virtuals before chaining on */
 
-  pre_paint_succeeded = _clutter_effect_pre_paint (effect);
+  pre_paint_succeeded = _clutter_effect_pre_paint (effect, paint_context);
 
   actor = clutter_actor_meta_get_actor (actor_meta);
-  clutter_actor_continue_paint (actor);
+  clutter_actor_continue_paint (actor, paint_context);
 
   if (pre_paint_succeeded)
-    _clutter_effect_post_paint (effect);
+    _clutter_effect_post_paint (effect, paint_context);
 }
 
 static void
-clutter_effect_real_pick (ClutterEffect *effect)
+clutter_effect_real_pick (ClutterEffect      *effect,
+                          ClutterPickContext *pick_context)
 {
   ClutterActorMeta *actor_meta = CLUTTER_ACTOR_META (effect);
   ClutterActor *actor;
 
   actor = clutter_actor_meta_get_actor (actor_meta);
-  clutter_actor_continue_pick (actor);
+  clutter_actor_continue_pick (actor, pick_context);
 }
 
 static void
@@ -262,36 +266,40 @@ clutter_effect_init (ClutterEffect *self)
 }
 
 gboolean
-_clutter_effect_pre_paint (ClutterEffect *effect)
+_clutter_effect_pre_paint (ClutterEffect       *effect,
+                           ClutterPaintContext *paint_context)
 {
   g_return_val_if_fail (CLUTTER_IS_EFFECT (effect), FALSE);
 
-  return CLUTTER_EFFECT_GET_CLASS (effect)->pre_paint (effect);
+  return CLUTTER_EFFECT_GET_CLASS (effect)->pre_paint (effect, paint_context);
 }
 
 void
-_clutter_effect_post_paint (ClutterEffect *effect)
+_clutter_effect_post_paint (ClutterEffect       *effect,
+                            ClutterPaintContext *paint_context)
 {
   g_return_if_fail (CLUTTER_IS_EFFECT (effect));
 
-  CLUTTER_EFFECT_GET_CLASS (effect)->post_paint (effect);
+  CLUTTER_EFFECT_GET_CLASS (effect)->post_paint (effect, paint_context);
 }
 
 void
 _clutter_effect_paint (ClutterEffect           *effect,
+                       ClutterPaintContext     *paint_context,
                        ClutterEffectPaintFlags  flags)
 {
   g_return_if_fail (CLUTTER_IS_EFFECT (effect));
 
-  CLUTTER_EFFECT_GET_CLASS (effect)->paint (effect, flags);
+  CLUTTER_EFFECT_GET_CLASS (effect)->paint (effect, paint_context, flags);
 }
 
 void
-_clutter_effect_pick (ClutterEffect *effect)
+_clutter_effect_pick (ClutterEffect      *effect,
+                      ClutterPickContext *pick_context)
 {
   g_return_if_fail (CLUTTER_IS_EFFECT (effect));
 
-  CLUTTER_EFFECT_GET_CLASS (effect)->pick (effect);
+  CLUTTER_EFFECT_GET_CLASS (effect)->pick (effect, pick_context);
 }
 
 gboolean

clutter/clutter/clutter-effect.h

@@ -30,6 +30,8 @@
 #endif
 
 #include <clutter/clutter-actor-meta.h>
+#include <clutter/clutter-paint-context.h>
+#include <clutter/clutter-pick-context.h>
 
 G_BEGIN_DECLS
 
@@ -74,15 +76,19 @@ struct _ClutterEffectClass
   ClutterActorMetaClass parent_class;
 
   /*< public >*/
-  gboolean (* pre_paint)           (ClutterEffect           *effect);
-  void     (* post_paint)          (ClutterEffect           *effect);
+  gboolean (* pre_paint)           (ClutterEffect           *effect,
+                                    ClutterPaintContext     *paint_context);
+  void     (* post_paint)          (ClutterEffect           *effect,
+                                    ClutterPaintContext     *paint_context);
 
   gboolean (* modify_paint_volume) (ClutterEffect           *effect,
                                     ClutterPaintVolume      *volume);
 
   void     (* paint)               (ClutterEffect           *effect,
+                                    ClutterPaintContext     *paint_context,
                                     ClutterEffectPaintFlags  flags);
-  void     (* pick)                (ClutterEffect           *effect);
+  void     (* pick)                (ClutterEffect           *effect,
+                                    ClutterPickContext      *pick_context);
 
   /*< private >*/
   void (* _clutter_effect4) (void);

clutter/clutter/clutter-enums.h

@@ -535,9 +535,13 @@ typedef enum /*< prefix=CLUTTER_ACTOR >*/
  * ClutterOffscreenRedirect:
  * @CLUTTER_OFFSCREEN_REDIRECT_AUTOMATIC_FOR_OPACITY: Only redirect
  *   the actor if it is semi-transparent and its has_overlaps()
- *   virtual returns %TRUE. This is the default.
+ *   virtual returns %TRUE.
  * @CLUTTER_OFFSCREEN_REDIRECT_ALWAYS: Always redirect the actor to an
  *   offscreen buffer even if it is fully opaque.
+ * @CLUTTER_OFFSCREEN_REDIRECT_ON_IDLE: Only redirect the actor if it is the
+ *   most efficient thing to do based on its recent repaint behaviour. That
+ *   means when its contents are changing less frequently than it's being used
+ *   on stage.
  *
  * Possible flags to pass to clutter_actor_set_offscreen_redirect().
  *
@@ -545,8 +549,9 @@ typedef enum /*< prefix=CLUTTER_ACTOR >*/
  */
 typedef enum /*< prefix=CLUTTER_OFFSCREEN_REDIRECT >*/
 {
-  CLUTTER_OFFSCREEN_REDIRECT_AUTOMATIC_FOR_OPACITY = 1<<0,
-  CLUTTER_OFFSCREEN_REDIRECT_ALWAYS = 1<<1
+  CLUTTER_OFFSCREEN_REDIRECT_AUTOMATIC_FOR_OPACITY = 1 << 0,
+  CLUTTER_OFFSCREEN_REDIRECT_ALWAYS                = 1 << 1,
+  CLUTTER_OFFSCREEN_REDIRECT_ON_IDLE               = 1 << 2
 } ClutterOffscreenRedirect;
 
 /**
@@ -673,12 +678,15 @@ typedef enum /*< prefix=CLUTTER_BIND >*/
  *   has queued a redraw before this paint. This implies that the effect
  *   should call clutter_actor_continue_paint() to chain to the next
  *   effect and can not cache any results from a previous paint.
+ * @CLUTTER_EFFECT_PAINT_BYPASS_EFFECT: The effect should not be used
+ *   on this frame, but it will be asked to paint the actor still.
  *
  * Flags passed to the ‘paint’ or ‘pick’ method of #ClutterEffect.
  */
 typedef enum /*< prefix=CLUTTER_EFFECT_PAINT >*/
 {
-  CLUTTER_EFFECT_PAINT_ACTOR_DIRTY = (1 << 0)
+  CLUTTER_EFFECT_PAINT_ACTOR_DIRTY   = (1 << 0),
+  CLUTTER_EFFECT_PAINT_BYPASS_EFFECT = (1 << 1)
 } ClutterEffectPaintFlags;
 
 /**

clutter/clutter/clutter-image.c

@@ -118,9 +118,10 @@ clutter_image_init (ClutterImage *self)
 }
 
 static void
-clutter_image_paint_content (ClutterContent   *content,
-                             ClutterActor     *actor,
-                             ClutterPaintNode *root)
+clutter_image_paint_content (ClutterContent      *content,
+                             ClutterActor        *actor,
+                             ClutterPaintNode    *root,
+                             ClutterPaintContext *paint_context)
 {
   ClutterImagePrivate *priv = CLUTTER_IMAGE (content)->priv;
   ClutterPaintNode *node;
@@ -129,7 +130,7 @@ clutter_image_paint_content (ClutterContent   *content,
     return;
 
   node = clutter_actor_create_texture_paint_node (actor, priv->texture);
-  clutter_paint_node_set_name (node, "Image Content");
+  clutter_paint_node_set_static_name (node, "Image Content");
   clutter_paint_node_add_child (root, node);
   clutter_paint_node_unref (node);
 }

clutter/clutter/clutter-input-device-private.h

@@ -0,0 +1,255 @@
+/*
+ * Clutter.
+ *
+ * An OpenGL based 'interactive canvas' library.
+ *
+ * Copyright © 2009, 2010, 2011  Intel Corp.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Emmanuele Bassi <ebassi@linux.intel.com>
+ */
+
+#ifndef CLUTTER_INPUT_DEVICE_PRIVATE_H
+#define CLUTTER_INPUT_DEVICE_PRIVATE_H
+
+#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
+#error "Only <clutter/clutter.h> can be included directly."
+#endif
+
+#include <clutter/clutter-input-device.h>
+
+G_BEGIN_DECLS
+
+typedef struct _ClutterAxisInfo
+{
+  ClutterInputAxis axis;
+
+  double min_axis;
+  double max_axis;
+
+  double min_value;
+  double max_value;
+
+  double resolution;
+} ClutterAxisInfo;
+
+typedef struct _ClutterKeyInfo
+{
+  guint keyval;
+  ClutterModifierType modifiers;
+} ClutterKeyInfo;
+
+typedef struct _ClutterScrollInfo
+{
+  guint axis_id;
+  ClutterScrollDirection direction;
+  double increment;
+
+  double last_value;
+  guint last_value_valid : 1;
+} ClutterScrollInfo;
+
+typedef struct _ClutterTouchInfo
+{
+  ClutterEventSequence *sequence;
+  ClutterActor *actor;
+
+  float current_x;
+  float current_y;
+} ClutterTouchInfo;
+
+typedef struct _ClutterPtrA11yData
+{
+  int n_btn_pressed;
+  float current_x;
+  float current_y;
+
+  float dwell_x;
+  float dwell_y;
+  gboolean dwell_drag_started;
+  gboolean dwell_gesture_started;
+  guint dwell_timer;
+  guint dwell_position_timer;
+
+  guint secondary_click_timer;
+  gboolean secondary_click_triggered;
+} ClutterPtrA11yData;
+
+struct _ClutterInputDevice
+{
+  GObject parent_instance;
+
+  int id;
+
+  ClutterInputDeviceType device_type;
+  ClutterInputMode device_mode;
+
+  char *device_name;
+
+  ClutterSeat *seat;
+
+  ClutterBackend *backend;
+
+  /* the associated device */
+  ClutterInputDevice *associated;
+
+  GList *slaves;
+
+  /* the actor underneath the pointer */
+  ClutterActor *cursor_actor;
+  GHashTable   *inv_touch_sequence_actors;
+
+  /* the actor that has a grab in place for the device */
+  ClutterActor *pointer_grab_actor;
+  ClutterActor *keyboard_grab_actor;
+  GHashTable   *sequence_grab_actors;
+  GHashTable   *inv_sequence_grab_actors;
+
+  /* the current click count */
+  int click_count;
+
+  /* the stage the device is on */
+  ClutterStage *stage;
+
+  /* the current state */
+  float current_x;
+  float current_y;
+  uint32_t current_time;
+  int current_button_number;
+  ClutterModifierType current_state;
+
+  /* the current touch points states */
+  GHashTable *touch_sequences_info;
+
+  /* the previous state, used for click count generation */
+  int previous_x;
+  int previous_y;
+  uint32_t previous_time;
+  int previous_button_number;
+  ClutterModifierType previous_state;
+
+  GArray *axes;
+
+  guint n_keys;
+  GArray *keys;
+
+  GArray *scroll_info;
+
+  char *vendor_id;
+  char *product_id;
+  char *node_path;
+
+  GPtrArray *tools;
+
+  int n_rings;
+  int n_strips;
+  int n_mode_groups;
+
+  ClutterInputDeviceMapping mapping_mode;
+
+  guint has_cursor : 1;
+  guint is_enabled : 1;
+
+  /* Accessiblity */
+  ClutterVirtualInputDevice *accessibility_virtual_device;
+  ClutterPtrA11yData *ptr_a11y_data;
+};
+
+CLUTTER_EXPORT
+void _clutter_input_device_set_associated_device (ClutterInputDevice *device,
+                                                  ClutterInputDevice *associated);
+CLUTTER_EXPORT
+void _clutter_input_device_add_slave (ClutterInputDevice *master,
+                                      ClutterInputDevice *slave);
+CLUTTER_EXPORT
+void _clutter_input_device_remove_slave (ClutterInputDevice *master,
+                                         ClutterInputDevice *slave);
+CLUTTER_EXPORT
+void clutter_input_device_update_from_tool (ClutterInputDevice     *device,
+                                            ClutterInputDeviceTool *tool);
+CLUTTER_EXPORT
+ClutterStage * _clutter_input_device_get_stage (ClutterInputDevice *device);
+CLUTTER_EXPORT
+void _clutter_input_device_set_stage (ClutterInputDevice *device,
+                                      ClutterStage       *stage);
+CLUTTER_EXPORT
+void _clutter_input_device_set_coords (ClutterInputDevice   *device,
+                                       ClutterEventSequence *sequence,
+                                       gfloat                x,
+                                       gfloat                y,
+                                       ClutterStage         *stage);
+CLUTTER_EXPORT
+void _clutter_input_device_set_state (ClutterInputDevice  *device,
+                                      ClutterModifierType  state);
+CLUTTER_EXPORT
+void _clutter_input_device_set_time (ClutterInputDevice *device,
+                                     guint32             time_);
+void _clutter_input_device_set_actor (ClutterInputDevice   *device,
+                                      ClutterEventSequence *sequence,
+                                      ClutterActor         *actor,
+                                      gboolean              emit_crossing);
+CLUTTER_EXPORT
+ClutterActor * clutter_input_device_update (ClutterInputDevice   *device,
+					    ClutterEventSequence *sequence,
+					    gboolean              emit_crossing);
+CLUTTER_EXPORT
+void _clutter_input_device_add_event_sequence (ClutterInputDevice *device,
+                                               ClutterEvent       *event);
+CLUTTER_EXPORT
+void _clutter_input_device_remove_event_sequence (ClutterInputDevice *device,
+                                                  ClutterEvent       *event);
+CLUTTER_EXPORT
+void _clutter_input_device_set_n_keys (ClutterInputDevice *device,
+                                       guint               n_keys);
+CLUTTER_EXPORT
+gboolean _clutter_input_device_translate_axis (ClutterInputDevice *device,
+                                               guint               index_,
+                                               gdouble             value,
+                                               gdouble            *axis_value);
+CLUTTER_EXPORT
+guint _clutter_input_device_add_axis (ClutterInputDevice *device,
+                                      ClutterInputAxis    axis,
+                                      gdouble             minimum,
+                                      gdouble             maximum,
+                                      gdouble             resolution);
+
+CLUTTER_EXPORT
+void _clutter_input_device_reset_axes (ClutterInputDevice *device);
+
+CLUTTER_EXPORT
+void _clutter_input_device_add_scroll_info (ClutterInputDevice     *device,
+                                            guint                   index_,
+                                            ClutterScrollDirection  direction,
+                                            gdouble                 increment);
+CLUTTER_EXPORT
+gboolean _clutter_input_device_get_scroll_delta (ClutterInputDevice     *device,
+                                                 guint                   index_,
+                                                 gdouble                 value,
+                                                 ClutterScrollDirection *direction_p,
+                                                 gdouble                *delta_p);
+CLUTTER_EXPORT
+void _clutter_input_device_reset_scroll_info (ClutterInputDevice *device);
+
+CLUTTER_EXPORT
+void clutter_input_device_add_tool (ClutterInputDevice     *device,
+                                    ClutterInputDeviceTool *tool);
+
+CLUTTER_EXPORT
+ClutterInputDeviceTool *
+   clutter_input_device_lookup_tool (ClutterInputDevice         *device,
+                                     guint64                     serial,
+                                     ClutterInputDeviceToolType  type);
+
+#endif /* CLUTTER_INPUT_DEVICE_PRIVATE_H */

clutter/clutter/clutter-input-device.c

@@ -37,12 +37,12 @@
 
 #include "clutter-actor-private.h"
 #include "clutter-debug.h"
-#include "clutter-device-manager-private.h"
 #include "clutter-enum-types.h"
 #include "clutter-event-private.h"
 #include "clutter-marshal.h"
 #include "clutter-private.h"
 #include "clutter-stage-private.h"
+#include "clutter-input-device-private.h"
 #include "clutter-input-device-tool.h"
 
 #include <math.h>
@@ -57,7 +57,7 @@ enum
   PROP_NAME,
 
   PROP_DEVICE_TYPE,
-  PROP_DEVICE_MANAGER,
+  PROP_SEAT,
   PROP_DEVICE_MODE,
 
   PROP_HAS_CURSOR,
@@ -96,6 +96,7 @@ clutter_input_device_dispose (GObject *gobject)
   g_clear_pointer (&device->device_name, g_free);
   g_clear_pointer (&device->vendor_id, g_free);
   g_clear_pointer (&device->product_id, g_free);
+  g_clear_pointer (&device->node_path, g_free);
 
   if (device->associated != NULL)
     {
@@ -170,8 +171,8 @@ clutter_input_device_set_property (GObject      *gobject,
       self->device_type = g_value_get_enum (value);
       break;
 
-    case PROP_DEVICE_MANAGER:
-      self->device_manager = g_value_get_object (value);
+    case PROP_SEAT:
+      self->seat = g_value_get_object (value);
       break;
 
     case PROP_DEVICE_MODE:
@@ -246,8 +247,8 @@ clutter_input_device_get_property (GObject    *gobject,
       g_value_set_enum (value, self->device_type);
       break;
 
-    case PROP_DEVICE_MANAGER:
-      g_value_set_object (value, self->device_manager);
+    case PROP_SEAT:
+      g_value_set_object (value, self->seat);
       break;
 
     case PROP_DEVICE_MODE:
@@ -361,17 +362,15 @@ clutter_input_device_class_init (ClutterInputDeviceClass *klass)
                        G_PARAM_CONSTRUCT_ONLY);
 
   /**
-   * ClutterInputDevice:device-manager:
+   * ClutterInputDevice:seat:
    *
-   * The #ClutterDeviceManager instance which owns the device
-   *
-   * Since: 1.6
+   * The #ClutterSeat instance which owns the device
    */
-  obj_props[PROP_DEVICE_MANAGER] =
-    g_param_spec_object ("device-manager",
-                         P_("Device Manager"),
-                         P_("The device manager instance"),
-                         CLUTTER_TYPE_DEVICE_MANAGER,
+  obj_props[PROP_SEAT] =
+    g_param_spec_object ("seat",
+                         P_("Seat"),
+                         P_("Seat"),
+                         CLUTTER_TYPE_SEAT,
                          CLUTTER_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
 
   /**
@@ -799,7 +798,7 @@ on_cursor_actor_reactive_changed (ClutterActor       *actor,
  *
  * Sets the actor under the pointer coordinates of @device
  *
- * This function is called by _clutter_input_device_update()
+ * This function is called by clutter_input_device_update()
  * and it will:
  *
  *   - queue a %CLUTTER_LEAVE event on the previous pointer actor
@@ -1017,7 +1016,7 @@ clutter_input_device_get_coords (ClutterInputDevice   *device,
 }
 
 /*
- * _clutter_input_device_update:
+ * clutter_input_device_update:
  * @device: a #ClutterInputDevice
  *
  * Updates the input @device by determining the #ClutterActor underneath the
@@ -1031,9 +1030,9 @@ clutter_input_device_get_coords (ClutterInputDevice   *device,
  * Since: 1.2
  */
 ClutterActor *
-_clutter_input_device_update (ClutterInputDevice   *device,
-                              ClutterEventSequence *sequence,
-                              gboolean              emit_crossing)
+clutter_input_device_update (ClutterInputDevice   *device,
+                             ClutterEventSequence *sequence,
+                             gboolean              emit_crossing)
 {
   ClutterStage *stage;
   ClutterActor *new_cursor_actor;
@@ -1224,11 +1223,11 @@ clutter_input_device_get_device_mode (ClutterInputDevice *device)
  *
  *   translate_native_event_to_clutter (native_event, &c_event);
  *
- *   // get the device manager
- *   manager = clutter_device_manager_get_default ();
+ *   // get the seat
+ *   seat = clutter_backend_get_deafult_seat (clutter_get_default_backend ());
  *
  *   // use the default Core Pointer that Clutter backends register by default
- *   device = clutter_device_manager_get_core_device (manager, %CLUTTER_POINTER_DEVICE);
+ *   device = clutter_seat_get_pointer (seat);
  *
  *   // update the state of the input device
  *   clutter_input_device_update_from_event (device, &c_event, FALSE);
@@ -2441,3 +2440,19 @@ clutter_input_device_is_grouped (ClutterInputDevice *device,
 
   return CLUTTER_INPUT_DEVICE_GET_CLASS (device)->is_grouped (device, other_device);
 }
+
+/**
+ * clutter_input_device_get_seat:
+ * @device: a #ClutterInputDevice
+ *
+ * Returns the seat the device belongs to
+ *
+ * Returns: (transfer none): the device seat
+ **/
+ClutterSeat *
+clutter_input_device_get_seat (ClutterInputDevice *device)
+{
+  g_return_val_if_fail (CLUTTER_IS_INPUT_DEVICE (device), NULL);
+
+  return device->seat;
+}

clutter/clutter/clutter-input-device.h

@@ -28,10 +28,40 @@
 #error "Only <clutter/clutter.h> can be included directly."
 #endif
 
+#include <clutter/clutter-backend.h>
 #include <clutter/clutter-types.h>
+#include <clutter/clutter-seat.h>
 
 G_BEGIN_DECLS
 
+typedef void (*ClutterEmitInputDeviceEvent) (ClutterEvent       *event,
+                                             ClutterInputDevice *device);
+
+struct _ClutterInputDeviceClass
+{
+  GObjectClass parent_class;
+
+  gboolean (* keycode_to_evdev) (ClutterInputDevice *device,
+                                 guint               hardware_keycode,
+                                 guint              *evdev_keycode);
+  void (* update_from_tool) (ClutterInputDevice     *device,
+                             ClutterInputDeviceTool *tool);
+
+  gboolean (* is_mode_switch_button) (ClutterInputDevice *device,
+                                      guint               group,
+                                      guint               button);
+  gint (* get_group_n_modes) (ClutterInputDevice *device,
+                              gint                group);
+
+  gboolean (* is_grouped) (ClutterInputDevice *device,
+                           ClutterInputDevice *other_device);
+
+  /* Keyboard accessbility */
+  void (* process_kbd_a11y_event) (ClutterEvent               *event,
+                                   ClutterInputDevice         *device,
+                                   ClutterEmitInputDeviceEvent emit_event_func);
+};
+
 #define CLUTTER_TYPE_INPUT_DEVICE               (clutter_input_device_get_type ())
 #define CLUTTER_INPUT_DEVICE(obj)               (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_INPUT_DEVICE, ClutterInputDevice))
 #define CLUTTER_IS_INPUT_DEVICE(obj)            (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_INPUT_DEVICE))
@@ -171,6 +201,8 @@ void                      clutter_input_device_set_mapping_mode (ClutterInputDev
 CLUTTER_EXPORT
 gboolean                  clutter_input_device_is_grouped       (ClutterInputDevice *device,
                                                                  ClutterInputDevice *other_device);
+CLUTTER_EXPORT
+ClutterSeat *             clutter_input_device_get_seat         (ClutterInputDevice *device);
 
 G_END_DECLS
 

clutter/clutter/clutter-input-focus-private.h

@@ -29,7 +29,7 @@ void clutter_input_focus_focus_out (ClutterInputFocus  *focus);
 void clutter_input_focus_commit (ClutterInputFocus *focus,
                                  const gchar       *text);
 void clutter_input_focus_delete_surrounding (ClutterInputFocus *focus,
-                                             guint              offset,
+                                             int                offset,
                                              guint              len);
 void clutter_input_focus_request_surrounding (ClutterInputFocus *focus);
 

clutter/clutter/clutter-input-focus.c

@@ -217,7 +217,7 @@ clutter_input_focus_commit (ClutterInputFocus *focus,
 
 void
 clutter_input_focus_delete_surrounding (ClutterInputFocus *focus,
-                                        guint              offset,
+                                        int                offset,
                                         guint              len)
 {
   g_return_if_fail (CLUTTER_IS_INPUT_FOCUS (focus));

clutter/clutter/clutter-input-focus.h

@@ -41,7 +41,7 @@ struct _ClutterInputFocusClass
 
   void (* request_surrounding) (ClutterInputFocus *focus);
   void (* delete_surrounding)  (ClutterInputFocus *focus,
-                                guint              offset,
+                                int                offset,
                                 guint              len);
   void (* commit_text) (ClutterInputFocus *focus,
                         const gchar       *text);

clutter/clutter/clutter-input-method.c

@@ -22,10 +22,10 @@
 #include "clutter-build-config.h"
 
 #include "clutter-private.h"
+#include "clutter/clutter-input-device-private.h"
 #include "clutter/clutter-input-method.h"
 #include "clutter/clutter-input-method-private.h"
 #include "clutter/clutter-input-focus-private.h"
-#include "clutter/clutter-device-manager-private.h"
 
 typedef struct _ClutterInputMethodPrivate ClutterInputMethodPrivate;
 
@@ -168,7 +168,7 @@ clutter_input_method_class_init (ClutterInputMethodClass *klass)
                   G_TYPE_FROM_CLASS (object_class),
                   G_SIGNAL_RUN_LAST,
                   0, NULL, NULL, NULL,
-                  G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_UINT);
+                  G_TYPE_NONE, 2, G_TYPE_INT, G_TYPE_UINT);
   signals[REQUEST_SURROUNDING] =
     g_signal_new ("request-surrounding",
                   G_TYPE_FROM_CLASS (object_class),
@@ -292,7 +292,7 @@ clutter_input_method_commit (ClutterInputMethod *im,
 
 void
 clutter_input_method_delete_surrounding (ClutterInputMethod *im,
-                                         guint               offset,
+                                         int                 offset,
                                          guint               len)
 {
   ClutterInputMethodPrivate *priv;
@@ -452,8 +452,8 @@ clutter_input_method_forward_key (ClutterInputMethod *im,
                                   gboolean            press)
 {
   ClutterInputMethodPrivate *priv;
-  ClutterDeviceManager *device_manager;
   ClutterInputDevice *keyboard;
+  ClutterSeat *seat;
   ClutterStage *stage;
   ClutterEvent *event;
 
@@ -463,9 +463,8 @@ clutter_input_method_forward_key (ClutterInputMethod *im,
   if (!priv->focus)
     return;
 
-  device_manager = clutter_device_manager_get_default ();
-  keyboard = clutter_device_manager_get_core_device (device_manager,
-                                                     CLUTTER_KEYBOARD_DEVICE);
+  seat = clutter_backend_get_default_seat (clutter_get_default_backend ());
+  keyboard = clutter_seat_get_keyboard (seat);
   stage = _clutter_input_device_get_stage (keyboard);
   if (stage == NULL)
     return;

clutter/clutter/clutter-input-method.h

@@ -68,7 +68,7 @@ void clutter_input_method_commit (ClutterInputMethod *im,
                                   const gchar        *text);
 CLUTTER_EXPORT
 void clutter_input_method_delete_surrounding (ClutterInputMethod *im,
-                                              guint               offset,
+                                              int                 offset,
                                               guint               len);
 CLUTTER_EXPORT
 void clutter_input_method_request_surrounding (ClutterInputMethod *im);

clutter/clutter/clutter-input-pointer-a11y.c

@@ -25,10 +25,9 @@
 
 #include "clutter-build-config.h"
 
-#include "clutter-device-manager.h"
-#include "clutter-device-manager-private.h"
 #include "clutter-enum-types.h"
 #include "clutter-input-device.h"
+#include "clutter-input-device-private.h"
 #include "clutter-input-pointer-a11y-private.h"
 #include "clutter-main.h"
 #include "clutter-virtual-input-device.h"
@@ -38,7 +37,7 @@ is_secondary_click_enabled (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return (settings.controls & CLUTTER_A11Y_SECONDARY_CLICK_ENABLED);
 }
@@ -48,7 +47,7 @@ is_dwell_click_enabled (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return (settings.controls & CLUTTER_A11Y_DWELL_ENABLED);
 }
@@ -58,7 +57,7 @@ get_secondary_click_delay (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return settings.secondary_click_delay;
 }
@@ -68,7 +67,7 @@ get_dwell_delay (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return settings.dwell_delay;
 }
@@ -78,7 +77,7 @@ get_dwell_threshold (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return settings.dwell_threshold;
 }
@@ -88,7 +87,7 @@ get_dwell_mode (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return settings.dwell_mode;
 }
@@ -98,7 +97,7 @@ get_dwell_click_type (ClutterInputDevice *device)
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   return settings.dwell_click_type;
 }
@@ -109,7 +108,7 @@ get_dwell_click_type_for_direction (ClutterInputDevice               *device,
 {
   ClutterPointerA11ySettings settings;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   if (direction == settings.dwell_gesture_single)
     return CLUTTER_A11Y_DWELL_CLICK_TYPE_PRIMARY;
@@ -168,7 +167,7 @@ trigger_secondary_click (gpointer data)
   device->ptr_a11y_data->secondary_click_triggered = TRUE;
   device->ptr_a11y_data->secondary_click_timer = 0;
 
-  g_signal_emit_by_name (device->device_manager,
+  g_signal_emit_by_name (device->seat,
                          "ptr-a11y-timeout-stopped",
                          device,
                          CLUTTER_A11Y_TIMEOUT_TYPE_SECONDARY_CLICK,
@@ -185,7 +184,7 @@ start_secondary_click_timeout (ClutterInputDevice *device)
   device->ptr_a11y_data->secondary_click_timer =
     clutter_threads_add_timeout (delay, trigger_secondary_click, device);
 
-  g_signal_emit_by_name (device->device_manager,
+  g_signal_emit_by_name (device->seat,
                          "ptr-a11y-timeout-started",
                          device,
                          CLUTTER_A11Y_TIMEOUT_TYPE_SECONDARY_CLICK,
@@ -200,7 +199,7 @@ stop_secondary_click_timeout (ClutterInputDevice *device)
       g_clear_handle_id (&device->ptr_a11y_data->secondary_click_timer,
                          g_source_remove);
 
-      g_signal_emit_by_name (device->device_manager,
+      g_signal_emit_by_name (device->seat,
                              "ptr-a11y-timeout-stopped",
                              device,
                              CLUTTER_A11Y_TIMEOUT_TYPE_SECONDARY_CLICK,
@@ -304,7 +303,7 @@ update_dwell_click_type (ClutterInputDevice *device)
   ClutterPointerA11ySettings settings;
   ClutterPointerA11yDwellClickType dwell_click_type;
 
-  clutter_device_manager_get_pointer_a11y_settings (device->device_manager, &settings);
+  clutter_seat_get_pointer_a11y_settings (device->seat, &settings);
 
   dwell_click_type = settings.dwell_click_type;
   switch (dwell_click_type)
@@ -329,10 +328,9 @@ update_dwell_click_type (ClutterInputDevice *device)
   if (dwell_click_type != settings.dwell_click_type)
     {
       settings.dwell_click_type = dwell_click_type;
-      clutter_device_manager_set_pointer_a11y_settings (device->device_manager,
-                                                        &settings);
+      clutter_seat_set_pointer_a11y_settings (device->seat, &settings);
 
-      g_signal_emit_by_name (device->device_manager,
+      g_signal_emit_by_name (device->seat,
                              "ptr-a11y-dwell-click-type-changed",
                              dwell_click_type);
     }
@@ -437,7 +435,7 @@ trigger_dwell_gesture (gpointer data)
   device->ptr_a11y_data->dwell_timer =
     clutter_threads_add_timeout (delay, trigger_clear_dwell_gesture, device);
 
-  g_signal_emit_by_name (device->device_manager,
+  g_signal_emit_by_name (device->seat,
                          "ptr-a11y-timeout-stopped",
                          device,
                          CLUTTER_A11Y_TIMEOUT_TYPE_GESTURE,
@@ -455,7 +453,7 @@ start_dwell_gesture_timeout (ClutterInputDevice *device)
     clutter_threads_add_timeout (delay, trigger_dwell_gesture, device);
   device->ptr_a11y_data->dwell_gesture_started = TRUE;
 
-  g_signal_emit_by_name (device->device_manager,
+  g_signal_emit_by_name (device->seat,
                          "ptr-a11y-timeout-started",
                          device,
                          CLUTTER_A11Y_TIMEOUT_TYPE_GESTURE,
@@ -469,7 +467,7 @@ trigger_dwell_click (gpointer data)
 
   device->ptr_a11y_data->dwell_timer = 0;
 
-  g_signal_emit_by_name (device->device_manager,
+  g_signal_emit_by_name (device->seat,
                          "ptr-a11y-timeout-stopped",
                          device,
                          CLUTTER_A11Y_TIMEOUT_TYPE_DWELL,
@@ -499,7 +497,7 @@ start_dwell_timeout (ClutterInputDevice *device)
   device->ptr_a11y_data->dwell_timer =
     clutter_threads_add_timeout (delay, trigger_dwell_click, device);
 
-  g_signal_emit_by_name (device->device_manager,
+  g_signal_emit_by_name (device->seat,
                          "ptr-a11y-timeout-started",
                          device,
                          CLUTTER_A11Y_TIMEOUT_TYPE_DWELL,
@@ -514,7 +512,7 @@ stop_dwell_timeout (ClutterInputDevice *device)
       g_clear_handle_id (&device->ptr_a11y_data->dwell_timer, g_source_remove);
       device->ptr_a11y_data->dwell_gesture_started = FALSE;
 
-      g_signal_emit_by_name (device->device_manager,
+      g_signal_emit_by_name (device->seat,
                              "ptr-a11y-timeout-stopped",
                              device,
                              CLUTTER_A11Y_TIMEOUT_TYPE_DWELL,
@@ -573,8 +571,7 @@ is_device_core_pointer (ClutterInputDevice *device)
 {
   ClutterInputDevice *core_pointer;
 
-  core_pointer = clutter_device_manager_get_core_device (device->device_manager,
-                                                         CLUTTER_POINTER_DEVICE);
+  core_pointer = clutter_seat_get_pointer (device->seat);
   if (core_pointer == NULL)
     return FALSE;
 
@@ -588,8 +585,8 @@ _clutter_input_pointer_a11y_add_device (ClutterInputDevice *device)
     return;
 
   device->accessibility_virtual_device =
-    clutter_device_manager_create_virtual_device (device->device_manager,
-                                                  CLUTTER_POINTER_DEVICE);
+    clutter_seat_create_virtual_device (device->seat,
+                                        CLUTTER_POINTER_DEVICE);
 
   device->ptr_a11y_data = g_new0 (ClutterPtrA11yData, 1);
 }

clutter/clutter/clutter-keymap.c

@@ -62,3 +62,9 @@ clutter_keymap_get_caps_lock_state (ClutterKeymap *keymap)
 {
   return CLUTTER_KEYMAP_GET_CLASS (keymap)->get_caps_lock_state (keymap);
 }
+
+PangoDirection
+clutter_keymap_get_direction (ClutterKeymap *keymap)
+{
+  return CLUTTER_KEYMAP_GET_CLASS (keymap)->get_direction (keymap);
+}

clutter/clutter/clutter-keymap.h

@@ -29,6 +29,7 @@
 #include <clutter/clutter-macros.h>
 
 #include <glib-object.h>
+#include <pango/pango.h>
 
 typedef struct _ClutterKeymap ClutterKeymap;
 typedef struct _ClutterKeymapClass ClutterKeymapClass;
@@ -39,6 +40,7 @@ struct _ClutterKeymapClass
 
   gboolean (* get_num_lock_state)  (ClutterKeymap *keymap);
   gboolean (* get_caps_lock_state) (ClutterKeymap *keymap);
+  PangoDirection (* get_direction) (ClutterKeymap *keymap);
 };
 
 #define CLUTTER_TYPE_KEYMAP (clutter_keymap_get_type ())
@@ -53,4 +55,6 @@ gboolean clutter_keymap_get_num_lock_state  (ClutterKeymap *keymap);
 CLUTTER_EXPORT
 gboolean clutter_keymap_get_caps_lock_state (ClutterKeymap *keymap);
 
+PangoDirection clutter_keymap_get_direction (ClutterKeymap *keymap);
+
 #endif /* CLUTTER_KEYMAP_H */

clutter/clutter/clutter-main.c

@@ -55,14 +55,15 @@
 #include "clutter-backend-private.h"
 #include "clutter-config.h"
 #include "clutter-debug.h"
-#include "clutter-device-manager-private.h"
 #include "clutter-event-private.h"
 #include "clutter-feature.h"
+#include "clutter-input-device-private.h"
 #include "clutter-input-pointer-a11y-private.h"
 #include "clutter-graphene.h"
 #include "clutter-main.h"
 #include "clutter-master-clock.h"
 #include "clutter-mutter.h"
+#include "clutter-paint-node-private.h"
 #include "clutter-private.h"
 #include "clutter-settings-private.h"
 #include "clutter-stage-manager.h"
@@ -970,6 +971,9 @@ clutter_init_real (GError **error)
   if (clutter_enable_accessibility)
     cally_accessibility_init ();
 
+  /* Initialize types required for paint nodes */
+  _clutter_paint_node_init_types ();
+
   return CLUTTER_INIT_SUCCESS;
 }
 
@@ -1523,7 +1527,7 @@ event_click_count_generate (ClutterEvent *event)
         previous_y = event->button.y;
         previous_time = event->button.time;
 
-        /* fallthrough */
+        G_GNUC_FALLTHROUGH;
       case CLUTTER_BUTTON_RELEASE:
         event->button.click_count = click_count;
         break;
@@ -1776,7 +1780,7 @@ _clutter_process_event_details (ClutterActor        *stage,
 
             emit_crossing_event (event, device);
 
-            actor = _clutter_input_device_update (device, NULL, FALSE);
+            actor = clutter_input_device_update (device, NULL, FALSE);
             if (actor != stage)
               {
                 ClutterEvent *crossing;
@@ -1834,13 +1838,10 @@ _clutter_process_event_details (ClutterActor        *stage,
           {
             if (_clutter_is_input_pointer_a11y_enabled (device))
               {
-                ClutterInputDevice *core_pointer;
                 gfloat x, y;
 
                 clutter_event_get_coords (event, &x, &y);
-                core_pointer = clutter_device_manager_get_core_device (device->device_manager,
-                                                                       CLUTTER_POINTER_DEVICE);
-                _clutter_input_pointer_a11y_on_motion_event (core_pointer, x, y);
+                _clutter_input_pointer_a11y_on_motion_event (device, x, y);
               }
           }
 #endif /* CLUTTER_WINDOWING_X11 */
@@ -1871,7 +1872,7 @@ _clutter_process_event_details (ClutterActor        *stage,
             break;
           }
 
-      /* fallthrough from motion */
+        G_GNUC_FALLTHROUGH;
       case CLUTTER_BUTTON_PRESS:
       case CLUTTER_BUTTON_RELEASE:
 #ifdef CLUTTER_WINDOWING_X11
@@ -1879,12 +1880,7 @@ _clutter_process_event_details (ClutterActor        *stage,
           {
             if (_clutter_is_input_pointer_a11y_enabled (device) && (event->type != CLUTTER_MOTION))
               {
-                ClutterInputDevice *core_pointer;
-
-                core_pointer = clutter_device_manager_get_core_device (device->device_manager,
-                                                                       CLUTTER_POINTER_DEVICE);
-
-                _clutter_input_pointer_a11y_on_button_event (core_pointer,
+                _clutter_input_pointer_a11y_on_button_event (device,
                                                              event->button.button,
                                                              event->type == CLUTTER_BUTTON_PRESS);
               }
@@ -1943,7 +1939,7 @@ _clutter_process_event_details (ClutterActor        *stage,
                * get the actor underneath
                */
               if (device != NULL)
-                actor = _clutter_input_device_update (device, NULL, TRUE);
+                actor = clutter_input_device_update (device, NULL, TRUE);
               else
                 {
                   CLUTTER_NOTE (EVENT, "No device found: picking");
@@ -2016,7 +2012,7 @@ _clutter_process_event_details (ClutterActor        *stage,
             break;
           }
 
-      /* fallthrough from motion */
+        G_GNUC_FALLTHROUGH;
       case CLUTTER_TOUCH_BEGIN:
       case CLUTTER_TOUCH_CANCEL:
       case CLUTTER_TOUCH_END:
@@ -2060,7 +2056,7 @@ _clutter_process_event_details (ClutterActor        *stage,
                 }
 
               if (device != NULL)
-                actor = _clutter_input_device_update (device, sequence, TRUE);
+                actor = clutter_input_device_update (device, sequence, TRUE);
               else
                 {
                   CLUTTER_NOTE (EVENT, "No device found: picking");

clutter/clutter/clutter-master-clock-default.c

@@ -31,6 +31,8 @@
 
 #include "clutter-build-config.h"
 
+#include <cogl/cogl.h>
+
 #include "clutter-master-clock.h"
 #include "clutter-master-clock-default.h"
 #include "clutter-debug.h"
@@ -461,6 +463,8 @@ clutter_clock_dispatch (GSource     *source,
 
   _clutter_threads_acquire_lock ();
 
+  COGL_TRACE_BEGIN (ClutterMasterClockTick, "Master Clock (tick)");
+
   /* Get the time to use for this frame */
   master_clock->cur_tick = g_source_get_time (source);
 
@@ -492,6 +496,8 @@ clutter_clock_dispatch (GSource     *source,
 
   g_slist_free_full (stages, g_object_unref);
 
+  COGL_TRACE_END (ClutterMasterClockTick);
+
   _clutter_threads_release_lock ();
 
   return TRUE;

clutter/clutter/clutter-mutter.h

@@ -26,8 +26,8 @@
 #define __CLUTTER_H_INSIDE__
 
 #include "clutter-backend.h"
-#include "clutter-device-manager-private.h"
 #include "clutter-event-private.h"
+#include "clutter-input-device-private.h"
 #include "clutter-input-pointer-a11y-private.h"
 #include "clutter-macros.h"
 #include "clutter-private.h"

clutter/clutter/clutter-offscreen-effect.c

@@ -74,6 +74,7 @@
 #include "clutter-debug.h"
 #include "clutter-private.h"
 #include "clutter-stage-private.h"
+#include "clutter-paint-context-private.h"
 #include "clutter-paint-volume-private.h"
 #include "clutter-actor-box-private.h"
 
@@ -117,11 +118,7 @@ clutter_offscreen_effect_set_actor (ClutterActorMeta *meta,
   meta_class->set_actor (meta, actor);
 
   /* clear out the previous state */
-  if (priv->offscreen != NULL)
-    {
-      cogl_object_unref (priv->offscreen);
-      priv->offscreen = NULL;
-    }
+  g_clear_pointer (&priv->offscreen, cogl_object_unref);
 
   /* we keep a back pointer here, to avoid going through the ActorMeta */
   priv->actor = clutter_actor_meta_get_actor (meta);
@@ -197,17 +194,8 @@ update_fbo (ClutterEffect *effect,
       ensure_pipeline_filter_for_scale (self, resource_scale);
     }
 
-  if (priv->texture != NULL)
-    {
-      cogl_object_unref (priv->texture);
-      priv->texture = NULL;
-    }
-
-  if (priv->offscreen != NULL)
-    {
-      cogl_object_unref (priv->offscreen);
-      priv->offscreen = NULL;
-    }
+  g_clear_pointer (&priv->texture, cogl_object_unref);
+  g_clear_pointer (&priv->offscreen, cogl_object_unref);
 
   priv->texture =
     clutter_offscreen_effect_create_texture (self, target_width, target_height);
@@ -237,7 +225,8 @@ update_fbo (ClutterEffect *effect,
 }
 
 static gboolean
-clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
+clutter_offscreen_effect_pre_paint (ClutterEffect       *effect,
+                                    ClutterPaintContext *paint_context)
 {
   ClutterOffscreenEffect *self = CLUTTER_OFFSCREEN_EFFECT (effect);
   ClutterOffscreenEffectPrivate *priv = self->priv;
@@ -248,6 +237,7 @@ clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
   CoglColor transparent;
   gfloat stage_width, stage_height;
   gfloat target_width = -1, target_height = -1;
+  CoglFramebuffer *framebuffer;
   gfloat resource_scale;
   gfloat ceiled_resource_scale;
   graphene_point3d_t local_offset;
@@ -312,10 +302,10 @@ clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
   if (!update_fbo (effect, target_width, target_height, resource_scale))
     return FALSE;
 
-  cogl_get_modelview_matrix (&old_modelview);
+  framebuffer = clutter_paint_context_get_framebuffer (paint_context);
+  cogl_framebuffer_get_modelview_matrix (framebuffer, &old_modelview);
 
-  /* let's draw offscreen */
-  cogl_push_framebuffer (priv->offscreen);
+  clutter_paint_context_push_framebuffer (paint_context, priv->offscreen);
 
   /* We don't want the FBO contents to be transformed. That could waste memory
    * (e.g. during zoom), or result in something that's not rectangular (clipped
@@ -325,7 +315,7 @@ clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
    * contents on screen...
    */
   clutter_actor_get_transform (priv->stage, &modelview);
-  cogl_set_modelview_matrix (&modelview);
+  cogl_framebuffer_set_modelview_matrix (priv->offscreen, &modelview);
 
   /* Save the original viewport for calculating priv->position */
   _clutter_stage_get_viewport (CLUTTER_STAGE (priv->stage),
@@ -337,10 +327,11 @@ clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
   /* Set up the viewport so that it has the same size as the stage (avoid
    * distortion), but translated to account for the FBO offset...
    */
-  cogl_set_viewport (-priv->fbo_offset_x,
-                     -priv->fbo_offset_y,
-                     stage_width,
-                     stage_height);
+  cogl_framebuffer_set_viewport (priv->offscreen,
+                                 -priv->fbo_offset_x,
+                                 -priv->fbo_offset_y,
+                                 stage_width,
+                                 stage_height);
 
   /* Copy the stage's projection matrix across to the framebuffer */
   _clutter_stage_get_projection_matrix (CLUTTER_STAGE (priv->stage),
@@ -357,14 +348,15 @@ clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
                                           &priv->position,
                                           1);
 
-  cogl_set_projection_matrix (&projection);
+  cogl_framebuffer_set_projection_matrix (priv->offscreen, &projection);
 
   cogl_color_init_from_4ub (&transparent, 0, 0, 0, 0);
-  cogl_clear (&transparent,
-              COGL_BUFFER_BIT_COLOR |
-              COGL_BUFFER_BIT_DEPTH);
+  cogl_framebuffer_clear (priv->offscreen,
+                          COGL_BUFFER_BIT_COLOR |
+                          COGL_BUFFER_BIT_DEPTH,
+                          &transparent);
 
-  cogl_push_matrix ();
+  cogl_framebuffer_push_matrix (priv->offscreen);
 
   /* Override the actor's opacity to fully opaque - we paint the offscreen
    * texture with the actor's paint opacity, so we need to do this to avoid
@@ -378,10 +370,12 @@ clutter_offscreen_effect_pre_paint (ClutterEffect *effect)
 }
 
 static void
-clutter_offscreen_effect_real_paint_target (ClutterOffscreenEffect *effect)
+clutter_offscreen_effect_real_paint_target (ClutterOffscreenEffect *effect,
+                                            ClutterPaintContext    *paint_context)
 {
   ClutterOffscreenEffectPrivate *priv = effect->priv;
-  CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *framebuffer =
+    clutter_paint_context_get_framebuffer (paint_context);
   guint8 paint_opacity;
 
   paint_opacity = clutter_actor_get_paint_opacity (priv->actor);
@@ -407,18 +401,21 @@ clutter_offscreen_effect_real_paint_target (ClutterOffscreenEffect *effect)
 }
 
 static void
-clutter_offscreen_effect_paint_texture (ClutterOffscreenEffect *effect)
+clutter_offscreen_effect_paint_texture (ClutterOffscreenEffect *effect,
+                                        ClutterPaintContext    *paint_context)
 {
   ClutterOffscreenEffectPrivate *priv = effect->priv;
+  CoglFramebuffer *framebuffer =
+    clutter_paint_context_get_framebuffer (paint_context);
   CoglMatrix modelview;
   float resource_scale;
 
-  cogl_push_matrix ();
+  cogl_framebuffer_push_matrix (framebuffer);
 
   /* The current modelview matrix is *almost* perfect already. It's only
    * missing a correction for the expanded FBO and offset rendering within...
    */
-  cogl_get_modelview_matrix (&modelview);
+  cogl_framebuffer_get_modelview_matrix (framebuffer, &modelview);
 
   if (clutter_actor_get_resource_scale (priv->actor, &resource_scale) &&
       resource_scale != 1.0f)
@@ -431,21 +428,23 @@ clutter_offscreen_effect_paint_texture (ClutterOffscreenEffect *effect)
                          priv->fbo_offset_x,
                          priv->fbo_offset_y,
                          0.0f);
-  cogl_set_modelview_matrix (&modelview);
+  cogl_framebuffer_set_modelview_matrix (framebuffer, &modelview);
 
   /* paint the target material; this is virtualized for
    * sub-classes that require special hand-holding
    */
-  clutter_offscreen_effect_paint_target (effect);
+  clutter_offscreen_effect_paint_target (effect, paint_context);
 
-  cogl_pop_matrix ();
+  cogl_framebuffer_pop_matrix (framebuffer);
 }
 
 static void
-clutter_offscreen_effect_post_paint (ClutterEffect *effect)
+clutter_offscreen_effect_post_paint (ClutterEffect       *effect,
+                                     ClutterPaintContext *paint_context)
 {
   ClutterOffscreenEffect *self = CLUTTER_OFFSCREEN_EFFECT (effect);
   ClutterOffscreenEffectPrivate *priv = self->priv;
+  CoglFramebuffer *framebuffer;
 
   if (priv->offscreen == NULL ||
       priv->target == NULL ||
@@ -455,31 +454,60 @@ clutter_offscreen_effect_post_paint (ClutterEffect *effect)
   /* Restore the previous opacity override */
   clutter_actor_set_opacity_override (priv->actor, priv->old_opacity_override);
 
-  cogl_pop_matrix ();
-  cogl_pop_framebuffer ();
+  framebuffer = clutter_paint_context_get_framebuffer (paint_context);
+  cogl_framebuffer_pop_matrix (framebuffer);
+  clutter_paint_context_pop_framebuffer (paint_context);
 
-  clutter_offscreen_effect_paint_texture (self);
+  clutter_offscreen_effect_paint_texture (self, paint_context);
 }
 
 static void
 clutter_offscreen_effect_paint (ClutterEffect           *effect,
+                                ClutterPaintContext     *paint_context,
                                 ClutterEffectPaintFlags  flags)
 {
   ClutterOffscreenEffect *self = CLUTTER_OFFSCREEN_EFFECT (effect);
   ClutterOffscreenEffectPrivate *priv = self->priv;
 
+  if (flags & CLUTTER_EFFECT_PAINT_BYPASS_EFFECT)
+    {
+      clutter_actor_continue_paint (priv->actor, paint_context);
+      cogl_clear_object (&priv->offscreen);
+      return;
+    }
+
   /* If we've already got a cached image and the actor hasn't been redrawn
    * then we can just use the cached image in the FBO.
    */
   if (priv->offscreen == NULL || (flags & CLUTTER_EFFECT_PAINT_ACTOR_DIRTY))
     {
-      /* Chain up to the parent paint method which will call the pre and
-         post paint functions to update the image */
-      CLUTTER_EFFECT_CLASS (clutter_offscreen_effect_parent_class)->
-        paint (effect, flags);
+      ClutterEffectClass *effect_class = CLUTTER_EFFECT_GET_CLASS (effect);
+      gboolean pre_paint_succeeded;
+
+      pre_paint_succeeded = effect_class->pre_paint (effect, paint_context);
+
+      clutter_actor_continue_paint (priv->actor, paint_context);
+
+      if (pre_paint_succeeded)
+        effect_class->post_paint (effect, paint_context);
+      else
+        g_clear_pointer (&priv->offscreen, cogl_object_unref);
     }
   else
-    clutter_offscreen_effect_paint_texture (self);
+    clutter_offscreen_effect_paint_texture (self, paint_context);
+}
+
+static void
+clutter_offscreen_effect_notify (GObject    *gobject,
+                                 GParamSpec *pspec)
+{
+  ClutterOffscreenEffect *offscreen_effect = CLUTTER_OFFSCREEN_EFFECT (gobject);
+  ClutterOffscreenEffectPrivate *priv = offscreen_effect->priv;
+
+  if (strcmp (pspec->name, "enabled") == 0)
+    g_clear_pointer (&priv->offscreen, cogl_object_unref);
+
+  G_OBJECT_CLASS (clutter_offscreen_effect_parent_class)->notify (gobject, pspec);
 }
 
 static void
@@ -488,14 +516,9 @@ clutter_offscreen_effect_finalize (GObject *gobject)
   ClutterOffscreenEffect *self = CLUTTER_OFFSCREEN_EFFECT (gobject);
   ClutterOffscreenEffectPrivate *priv = self->priv;
 
-  if (priv->offscreen)
-    cogl_object_unref (priv->offscreen);
-
-  if (priv->target)
-    cogl_object_unref (priv->target);
-
-  if (priv->texture)
-    cogl_object_unref (priv->texture);
+  g_clear_pointer (&priv->offscreen, cogl_object_unref);
+  g_clear_pointer (&priv->texture, cogl_object_unref);
+  g_clear_pointer (&priv->target, cogl_object_unref);
 
   G_OBJECT_CLASS (clutter_offscreen_effect_parent_class)->finalize (gobject);
 }
@@ -517,6 +540,7 @@ clutter_offscreen_effect_class_init (ClutterOffscreenEffectClass *klass)
   effect_class->paint = clutter_offscreen_effect_paint;
 
   gobject_class->finalize = clutter_offscreen_effect_finalize;
+  gobject_class->notify = clutter_offscreen_effect_notify;
 }
 
 static void
@@ -582,17 +606,20 @@ clutter_offscreen_effect_get_target (ClutterOffscreenEffect *effect)
 /**
  * clutter_offscreen_effect_paint_target:
  * @effect: a #ClutterOffscreenEffect
+ * @paint_context: a #ClutterPaintContext
  *
  * Calls the paint_target() virtual function of the @effect
  *
  * Since: 1.4
  */
 void
-clutter_offscreen_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_offscreen_effect_paint_target (ClutterOffscreenEffect *effect,
+                                       ClutterPaintContext    *paint_context)
 {
   g_return_if_fail (CLUTTER_IS_OFFSCREEN_EFFECT (effect));
 
-  CLUTTER_OFFSCREEN_EFFECT_GET_CLASS (effect)->paint_target (effect);
+  CLUTTER_OFFSCREEN_EFFECT_GET_CLASS (effect)->paint_target (effect,
+                                                             paint_context);
 }
 
 /**

clutter/clutter/clutter-offscreen-effect.h

@@ -79,7 +79,8 @@ struct _ClutterOffscreenEffectClass
   CoglHandle (* create_texture) (ClutterOffscreenEffect *effect,
                                  gfloat                  width,
                                  gfloat                  height);
-  void       (* paint_target)   (ClutterOffscreenEffect *effect);
+  void       (* paint_target)   (ClutterOffscreenEffect *effect,
+                                 ClutterPaintContext    *paint_context);
 
   /*< private >*/
   void (* _clutter_offscreen1) (void);
@@ -101,7 +102,8 @@ CLUTTER_EXPORT
 CoglHandle      clutter_offscreen_effect_get_texture            (ClutterOffscreenEffect *effect);
 
 CLUTTER_EXPORT
-void            clutter_offscreen_effect_paint_target           (ClutterOffscreenEffect *effect);
+void            clutter_offscreen_effect_paint_target           (ClutterOffscreenEffect *effect,
+                                                                 ClutterPaintContext    *paint_context);
 CLUTTER_EXPORT
 CoglHandle      clutter_offscreen_effect_create_texture         (ClutterOffscreenEffect *effect,
                                                                  gfloat                  width,

clutter/clutter/clutter-paint-context-private.h

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CLUTTER_PAINT_CONTEXT_PRIVATE_H
+#define CLUTTER_PAINT_CONTEXT_PRIVATE_H
+
+#include "clutter-paint-context.h"
+
+ClutterPaintContext * clutter_paint_context_new_for_view (ClutterStageView     *view,
+                                                          const cairo_region_t *redraw_clip);
+
+gboolean clutter_paint_context_is_drawing_off_stage (ClutterPaintContext *paint_context);
+
+CoglFramebuffer * clutter_paint_context_get_base_framebuffer (ClutterPaintContext *paint_context);
+
+#endif /* CLUTTER_PAINT_CONTEXT_PRIVATE_H */

clutter/clutter/clutter-paint-context.c

@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "clutter-build-config.h"
+
+#include "clutter-paint-context-private.h"
+
+struct _ClutterPaintContext
+{
+  grefcount ref_count;
+
+  GList *framebuffers;
+
+  ClutterStageView *view;
+
+  cairo_region_t *redraw_clip;
+};
+
+G_DEFINE_BOXED_TYPE (ClutterPaintContext, clutter_paint_context,
+                     clutter_paint_context_ref,
+                     clutter_paint_context_unref)
+
+ClutterPaintContext *
+clutter_paint_context_new_for_view (ClutterStageView     *view,
+                                    const cairo_region_t *redraw_clip)
+{
+  ClutterPaintContext *paint_context;
+  CoglFramebuffer *framebuffer;
+
+  paint_context = g_new0 (ClutterPaintContext, 1);
+  g_ref_count_init (&paint_context->ref_count);
+  paint_context->view = view;
+  paint_context->redraw_clip = cairo_region_copy (redraw_clip);
+
+  framebuffer = clutter_stage_view_get_framebuffer (view);
+  clutter_paint_context_push_framebuffer (paint_context, framebuffer);
+
+  return paint_context;
+}
+
+/**
+ * clutter_paint_context_new_for_framebuffer: (skip)
+ */
+ClutterPaintContext *
+clutter_paint_context_new_for_framebuffer (CoglFramebuffer *framebuffer)
+{
+  ClutterPaintContext *paint_context;
+
+  paint_context = g_new0 (ClutterPaintContext, 1);
+  g_ref_count_init (&paint_context->ref_count);
+
+  clutter_paint_context_push_framebuffer (paint_context, framebuffer);
+
+  return paint_context;
+}
+
+ClutterPaintContext *
+clutter_paint_context_ref (ClutterPaintContext *paint_context)
+{
+  g_ref_count_inc (&paint_context->ref_count);
+  return paint_context;
+}
+
+static void
+clutter_paint_context_dispose (ClutterPaintContext *paint_context)
+{
+  g_list_free_full (paint_context->framebuffers,
+                    cogl_object_unref);
+  paint_context->framebuffers = NULL;
+  g_clear_pointer (&paint_context->redraw_clip, cairo_region_destroy);
+}
+
+void
+clutter_paint_context_unref (ClutterPaintContext *paint_context)
+{
+  if (g_ref_count_dec (&paint_context->ref_count))
+    {
+      clutter_paint_context_dispose (paint_context);
+      g_free (paint_context);
+    }
+}
+
+void
+clutter_paint_context_destroy (ClutterPaintContext *paint_context)
+{
+  clutter_paint_context_dispose (paint_context);
+  clutter_paint_context_unref (paint_context);
+}
+
+void
+clutter_paint_context_push_framebuffer (ClutterPaintContext *paint_context,
+                                        CoglFramebuffer     *framebuffer)
+{
+  paint_context->framebuffers = g_list_prepend (paint_context->framebuffers,
+                                                cogl_object_ref (framebuffer));
+}
+
+void
+clutter_paint_context_pop_framebuffer (ClutterPaintContext *paint_context)
+{
+  g_return_if_fail (paint_context->framebuffers);
+
+  cogl_object_unref (paint_context->framebuffers->data);
+  paint_context->framebuffers =
+    g_list_delete_link (paint_context->framebuffers,
+                        paint_context->framebuffers);
+}
+
+const cairo_region_t *
+clutter_paint_context_get_redraw_clip (ClutterPaintContext *paint_context)
+{
+  return paint_context->redraw_clip;
+}
+
+/**
+ * clutter_paint_context_get_framebuffer:
+ * @paint_context: The #ClutterPaintContext
+ *
+ * Returns: (transfer none): The #CoglFramebuffer used for drawing
+ */
+CoglFramebuffer *
+clutter_paint_context_get_framebuffer (ClutterPaintContext *paint_context)
+{
+  g_return_val_if_fail (paint_context->framebuffers, NULL);
+
+  return paint_context->framebuffers->data;
+}
+
+CoglFramebuffer *
+clutter_paint_context_get_base_framebuffer (ClutterPaintContext *paint_context)
+{
+  return g_list_last (paint_context->framebuffers)->data;
+}
+
+/**
+ * clutter_paint_context_get_stage_view: (skip)
+ */
+ClutterStageView *
+clutter_paint_context_get_stage_view (ClutterPaintContext *paint_context)
+{
+  return paint_context->view;
+}
+
+/**
+ * clutter_paint_context_is_drawing_off_stage: (skip)
+ *
+ * Return %TRUE if the paint context is currently drawing off stage.
+ * This happens if there are any framebuffers pushed, and the base framebuffer
+ * comes from the stage view.
+ */
+gboolean
+clutter_paint_context_is_drawing_off_stage (ClutterPaintContext *paint_context)
+{
+  if (g_list_length (paint_context->framebuffers) > 1)
+    return TRUE;
+
+  return !paint_context->view;
+}

clutter/clutter/clutter-paint-context.h

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CLUTTER_PAINT_CONTEXT_H
+#define CLUTTER_PAINT_CONTEXT_H
+
+#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
+#error "Only <clutter/clutter.h> can be included directly."
+#endif
+
+#include <glib-object.h>
+
+#include "clutter-macros.h"
+#include "clutter-stage-view.h"
+
+typedef struct _ClutterPaintContext ClutterPaintContext;
+
+#define CLUTTER_TYPE_PAINT_CONTEXT (clutter_paint_context_get_type ())
+
+CLUTTER_EXPORT
+GType clutter_paint_context_get_type (void);
+
+CLUTTER_EXPORT
+ClutterPaintContext * clutter_paint_context_new_for_framebuffer (CoglFramebuffer *framebuffer);
+
+CLUTTER_EXPORT
+ClutterPaintContext * clutter_paint_context_ref (ClutterPaintContext *paint_context);
+
+CLUTTER_EXPORT
+void clutter_paint_context_unref (ClutterPaintContext *paint_context);
+
+CLUTTER_EXPORT
+void clutter_paint_context_destroy (ClutterPaintContext *paint_context);
+
+CLUTTER_EXPORT
+CoglFramebuffer * clutter_paint_context_get_framebuffer (ClutterPaintContext *paint_context);
+
+CLUTTER_EXPORT
+ClutterStageView * clutter_paint_context_get_stage_view (ClutterPaintContext *paint_context);
+
+CLUTTER_EXPORT
+void clutter_paint_context_push_framebuffer (ClutterPaintContext *paint_context,
+                                             CoglFramebuffer     *framebuffer);
+
+CLUTTER_EXPORT
+void clutter_paint_context_pop_framebuffer (ClutterPaintContext *paint_context);
+
+CLUTTER_EXPORT
+const cairo_region_t * clutter_paint_context_get_redraw_clip (ClutterPaintContext *paint_context);
+
+#endif /* CLUTTER_PAINT_CONTEXT_H */

clutter/clutter/clutter-paint-node-private.h

@@ -27,6 +27,7 @@
 
 #include <glib-object.h>
 #include <json-glib/json-glib.h>
+#include <clutter/clutter-paint-context.h>
 #include <clutter/clutter-paint-node.h>
 
 G_BEGIN_DECLS
@@ -48,11 +49,11 @@ struct _ClutterPaintNode
   ClutterPaintNode *next_sibling;
   ClutterPaintNode *last_child;
 
-  guint n_children;
-
   GArray *operations;
 
-  gchar *name;
+  const gchar *name;
+
+  guint n_children;
 
   volatile int ref_count;
 };
@@ -63,9 +64,12 @@ struct _ClutterPaintNodeClass
 
   void     (* finalize)  (ClutterPaintNode *node);
 
-  gboolean (* pre_draw)  (ClutterPaintNode *node);
-  void     (* draw)      (ClutterPaintNode *node);
-  void     (* post_draw) (ClutterPaintNode *node);
+  gboolean (* pre_draw)  (ClutterPaintNode    *node,
+                          ClutterPaintContext *paint_context);
+  void     (* draw)      (ClutterPaintNode    *node,
+                          ClutterPaintContext *paint_context);
+  void     (* post_draw) (ClutterPaintNode    *node,
+                          ClutterPaintContext *paint_context);
 
   JsonNode*(* serialize) (ClutterPaintNode *node);
 
@@ -111,7 +115,8 @@ void                    _clutter_paint_node_init_types                  (void);
 gpointer                _clutter_paint_node_create                      (GType gtype);
 
 ClutterPaintNode *      _clutter_transform_node_new                     (const CoglMatrix            *matrix);
-ClutterPaintNode *      _clutter_dummy_node_new                         (ClutterActor                *actor);
+ClutterPaintNode *      _clutter_dummy_node_new                         (ClutterActor                *actor,
+                                                                         CoglFramebuffer             *framebuffer);
 
 void                    _clutter_paint_node_dump_tree                   (ClutterPaintNode            *root);
 

clutter/clutter/clutter-paint-node.c

@@ -171,8 +171,6 @@ clutter_paint_node_real_finalize (ClutterPaintNode *node)
 {
   ClutterPaintNode *iter;
 
-  g_free (node->name);
-
   if (node->operations != NULL)
     {
       guint i;
@@ -202,18 +200,21 @@ clutter_paint_node_real_finalize (ClutterPaintNode *node)
 }
 
 static gboolean
-clutter_paint_node_real_pre_draw (ClutterPaintNode *node)
+clutter_paint_node_real_pre_draw (ClutterPaintNode    *node,
+                                  ClutterPaintContext *paint_context)
 {
   return FALSE;
 }
 
 static void
-clutter_paint_node_real_draw (ClutterPaintNode *node)
+clutter_paint_node_real_draw (ClutterPaintNode    *node,
+                              ClutterPaintContext *paint_context)
 {
 }
 
 static void
-clutter_paint_node_real_post_draw (ClutterPaintNode *node)
+clutter_paint_node_real_post_draw (ClutterPaintNode    *node,
+                                   ClutterPaintContext *paint_context)
 {
 }
 
@@ -294,7 +295,8 @@ clutter_paint_node_get_type (void)
  *
  * The @name will be used for debugging purposes.
  *
- * The @node will copy the passed string.
+ * The @node will intern @name using g_intern_string(). If you have access to a
+ * static string, use clutter_paint_node_set_static_name() instead.
  *
  * Since: 1.10
  */
@@ -304,8 +306,22 @@ clutter_paint_node_set_name (ClutterPaintNode *node,
 {
   g_return_if_fail (CLUTTER_IS_PAINT_NODE (node));
 
-  g_free (node->name);
-  node->name = g_strdup (name);
+  node->name = g_intern_string (name);
+}
+
+/**
+ * clutter_paint_node_set_static_name: (skip)
+ *
+ * Like clutter_paint_node_set_name() but uses a static or interned string
+ * containing the name.
+ */
+void
+clutter_paint_node_set_static_name (ClutterPaintNode *node,
+                                    const char       *name)
+{
+  g_return_if_fail (CLUTTER_IS_PAINT_NODE (node));
+
+  node->name = name;
 }
 
 /**
@@ -997,29 +1013,30 @@ clutter_paint_node_add_primitive (ClutterPaintNode *node,
  * its children, if any.
  */
 void
-clutter_paint_node_paint (ClutterPaintNode *node)
+clutter_paint_node_paint (ClutterPaintNode    *node,
+                          ClutterPaintContext *paint_context)
 {
   ClutterPaintNodeClass *klass = CLUTTER_PAINT_NODE_GET_CLASS (node);
   ClutterPaintNode *iter;
   gboolean res;
 
-  res = klass->pre_draw (node);
+  res = klass->pre_draw (node, paint_context);
 
   if (res)
     {
-      klass->draw (node);
+      klass->draw (node, paint_context);
     }
 
   for (iter = node->first_child;
        iter != NULL;
        iter = iter->next_sibling)
     {
-      clutter_paint_node_paint (iter);
+      clutter_paint_node_paint (iter, paint_context);
     }
 
   if (res)
     {
-      klass->post_draw (node);
+      klass->post_draw (node, paint_context);
     }
 }
 
@@ -1177,8 +1194,6 @@ _clutter_paint_node_create (GType gtype)
 {
   g_return_val_if_fail (g_type_is_a (gtype, CLUTTER_TYPE_PAINT_NODE), NULL);
 
-  _clutter_paint_node_init_types ();
-
   return (gpointer) g_type_create_instance (gtype);
 }
 
@@ -1199,9 +1214,10 @@ clutter_paint_node_get_root (ClutterPaintNode *node)
  * @node: a #ClutterPaintNode
  *
  * Retrieves the #CoglFramebuffer that @node will draw
- * into.
+ * into, if it the root node has a custom framebuffer set.
  *
- * Returns: (transfer none): a #CoglFramebuffer
+ * Returns: (transfer none): a #CoglFramebuffer or %NULL if no custom one is
+ * set.
  */
 CoglFramebuffer *
 clutter_paint_node_get_framebuffer (ClutterPaintNode *node)
@@ -1209,12 +1225,9 @@ clutter_paint_node_get_framebuffer (ClutterPaintNode *node)
   ClutterPaintNode *root = clutter_paint_node_get_root (node);
   ClutterPaintNodeClass *klass;
 
-  if (root == NULL)
-    return NULL;
-
   klass = CLUTTER_PAINT_NODE_GET_CLASS (root);
   if (klass->get_framebuffer != NULL)
     return klass->get_framebuffer (root);
-
-  return cogl_get_draw_framebuffer ();
+  else
+    return NULL;
 }

clutter/clutter/clutter-paint-node.h

@@ -50,11 +50,15 @@ CLUTTER_EXPORT
 void                    clutter_paint_node_unref                        (ClutterPaintNode      *node);
 
 CLUTTER_EXPORT
-void                    clutter_paint_node_paint                        (ClutterPaintNode      *node);
+void                    clutter_paint_node_paint                        (ClutterPaintNode      *node,
+                                                                         ClutterPaintContext   *paint_context);
 
 CLUTTER_EXPORT
 void                    clutter_paint_node_set_name                     (ClutterPaintNode      *node,
                                                                          const char            *name);
+CLUTTER_EXPORT
+void                    clutter_paint_node_set_static_name              (ClutterPaintNode      *node,
+                                                                         const char            *name);
 
 CLUTTER_EXPORT
 CoglFramebuffer *       clutter_paint_node_get_framebuffer              (ClutterPaintNode      *node);

clutter/clutter/clutter-paint-nodes.c

@@ -44,6 +44,7 @@
 #include "clutter-color.h"
 #include "clutter-debug.h"
 #include "clutter-private.h"
+#include "clutter-paint-context-private.h"
 
 #include "clutter-paint-nodes.h"
 
@@ -103,11 +104,12 @@ struct _ClutterRootNode
 G_DEFINE_TYPE (ClutterRootNode, clutter_root_node, CLUTTER_TYPE_PAINT_NODE)
 
 static gboolean
-clutter_root_node_pre_draw (ClutterPaintNode *node)
+clutter_root_node_pre_draw (ClutterPaintNode    *node,
+                            ClutterPaintContext *paint_context)
 {
   ClutterRootNode *rnode = (ClutterRootNode *) node;
 
-  cogl_push_framebuffer (rnode->framebuffer);
+  clutter_paint_context_push_framebuffer (paint_context, rnode->framebuffer);
 
   cogl_framebuffer_clear (rnode->framebuffer,
                           rnode->clear_flags,
@@ -117,9 +119,10 @@ clutter_root_node_pre_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_root_node_post_draw (ClutterPaintNode *node)
+clutter_root_node_post_draw (ClutterPaintNode    *node,
+                             ClutterPaintContext *paint_context)
 {
-  cogl_pop_framebuffer ();
+  clutter_paint_context_pop_framebuffer (paint_context);
 }
 
 static void
@@ -163,6 +166,8 @@ clutter_root_node_new (CoglFramebuffer    *framebuffer,
 {
   ClutterRootNode *res;
 
+  g_return_val_if_fail (framebuffer, NULL);
+
   res = _clutter_paint_node_create (CLUTTER_TYPE_ROOT_NODE);
 
   cogl_color_init_from_4ub (&res->clear_color,
@@ -172,11 +177,7 @@ clutter_root_node_new (CoglFramebuffer    *framebuffer,
                             clear_color->alpha);
   cogl_color_premultiply (&res->clear_color);
 
-  if (G_LIKELY (framebuffer != NULL))
-    res->framebuffer = cogl_object_ref (framebuffer);
-  else
-    res->framebuffer = cogl_object_ref (cogl_get_draw_framebuffer ());
-
+  res->framebuffer = cogl_object_ref (framebuffer);
   res->clear_flags = clear_flags;
 
   return (ClutterPaintNode *) res;
@@ -201,10 +202,12 @@ struct _ClutterTransformNodeClass
 G_DEFINE_TYPE (ClutterTransformNode, clutter_transform_node, CLUTTER_TYPE_PAINT_NODE)
 
 static gboolean
-clutter_transform_node_pre_draw (ClutterPaintNode *node)
+clutter_transform_node_pre_draw (ClutterPaintNode    *node,
+                                 ClutterPaintContext *paint_context)
 {
   ClutterTransformNode *transform_node = (ClutterTransformNode *) node;
-  CoglFramebuffer *fb = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *fb =
+   clutter_paint_context_get_framebuffer (paint_context);
 
   cogl_framebuffer_push_matrix (fb);
   cogl_framebuffer_transform (fb, &transform_node->transform);
@@ -213,9 +216,11 @@ clutter_transform_node_pre_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_transform_node_post_draw (ClutterPaintNode *node)
+clutter_transform_node_post_draw (ClutterPaintNode    *node,
+                                  ClutterPaintContext *paint_context)
 {
-  CoglFramebuffer *fb = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *fb =
+   clutter_paint_context_get_framebuffer (paint_context);
 
   cogl_framebuffer_pop_matrix (fb);
 }
@@ -278,7 +283,8 @@ struct _ClutterDummyNode
 G_DEFINE_TYPE (ClutterDummyNode, clutter_dummy_node, CLUTTER_TYPE_PAINT_NODE)
 
 static gboolean
-clutter_dummy_node_pre_draw (ClutterPaintNode *node)
+clutter_dummy_node_pre_draw (ClutterPaintNode    *node,
+                             ClutterPaintContext *paint_context)
 {
   return TRUE;
 }
@@ -315,6 +321,16 @@ clutter_dummy_node_get_framebuffer (ClutterPaintNode *node)
   return dnode->framebuffer;
 }
 
+static void
+clutter_dummy_node_finalize (ClutterPaintNode *node)
+{
+  ClutterDummyNode *dnode = (ClutterDummyNode *) node;
+
+  cogl_clear_object (&dnode->framebuffer);
+
+  CLUTTER_PAINT_NODE_CLASS (clutter_dummy_node_parent_class)->finalize (node);
+}
+
 static void
 clutter_dummy_node_class_init (ClutterDummyNodeClass *klass)
 {
@@ -323,6 +339,7 @@ clutter_dummy_node_class_init (ClutterDummyNodeClass *klass)
   node_class->pre_draw = clutter_dummy_node_pre_draw;
   node_class->serialize = clutter_dummy_node_serialize;
   node_class->get_framebuffer = clutter_dummy_node_get_framebuffer;
+  node_class->finalize = clutter_dummy_node_finalize;
 }
 
 static void
@@ -331,7 +348,8 @@ clutter_dummy_node_init (ClutterDummyNode *self)
 }
 
 ClutterPaintNode *
-_clutter_dummy_node_new (ClutterActor *actor)
+_clutter_dummy_node_new (ClutterActor    *actor,
+                         CoglFramebuffer *framebuffer)
 {
   ClutterPaintNode *res;
   ClutterDummyNode *dnode;
@@ -340,7 +358,7 @@ _clutter_dummy_node_new (ClutterActor *actor)
 
   dnode = (ClutterDummyNode *) res;
   dnode->actor = actor;
-  dnode->framebuffer = _clutter_actor_get_active_framebuffer (actor);
+  dnode->framebuffer = cogl_object_ref (framebuffer);
 
   return res;
 }
@@ -383,22 +401,34 @@ clutter_pipeline_node_finalize (ClutterPaintNode *node)
 }
 
 static gboolean
-clutter_pipeline_node_pre_draw (ClutterPaintNode *node)
+clutter_pipeline_node_pre_draw (ClutterPaintNode    *node,
+                                ClutterPaintContext *paint_context)
 {
   ClutterPipelineNode *pnode = CLUTTER_PIPELINE_NODE (node);
 
   if (node->operations != NULL &&
       pnode->pipeline != NULL)
-    {
-      cogl_push_source (pnode->pipeline);
-      return TRUE;
-    }
+    return TRUE;
 
   return FALSE;
 }
 
+static CoglFramebuffer *
+get_target_framebuffer (ClutterPaintNode    *node,
+                        ClutterPaintContext *paint_context)
+{
+  CoglFramebuffer *framebuffer;
+
+  framebuffer = clutter_paint_node_get_framebuffer (node);
+  if (framebuffer)
+    return framebuffer;
+
+  return clutter_paint_context_get_framebuffer (paint_context);
+}
+
 static void
-clutter_pipeline_node_draw (ClutterPaintNode *node)
+clutter_pipeline_node_draw (ClutterPaintNode    *node,
+                            ClutterPaintContext *paint_context)
 {
   ClutterPipelineNode *pnode = CLUTTER_PIPELINE_NODE (node);
   CoglFramebuffer *fb;
@@ -410,7 +440,7 @@ clutter_pipeline_node_draw (ClutterPaintNode *node)
   if (node->operations == NULL)
     return;
 
-  fb = clutter_paint_node_get_framebuffer (node);
+  fb = clutter_paint_context_get_framebuffer (paint_context);
 
   for (i = 0; i < node->operations->len; i++)
     {
@@ -424,18 +454,20 @@ clutter_pipeline_node_draw (ClutterPaintNode *node)
           break;
 
         case PAINT_OP_TEX_RECT:
-          cogl_rectangle_with_texture_coords (op->op.texrect[0],
-                                              op->op.texrect[1],
-                                              op->op.texrect[2],
-                                              op->op.texrect[3],
-                                              op->op.texrect[4],
-                                              op->op.texrect[5],
-                                              op->op.texrect[6],
-                                              op->op.texrect[7]);
+          cogl_framebuffer_draw_textured_rectangle (fb,
+                                                    pnode->pipeline,
+                                                    op->op.texrect[0],
+                                                    op->op.texrect[1],
+                                                    op->op.texrect[2],
+                                                    op->op.texrect[3],
+                                                    op->op.texrect[4],
+                                                    op->op.texrect[5],
+                                                    op->op.texrect[6],
+                                                    op->op.texrect[7]);
           break;
 
         case PAINT_OP_MULTITEX_RECT:
-          cogl_framebuffer_draw_multitextured_rectangle (cogl_get_draw_framebuffer (),
+          cogl_framebuffer_draw_multitextured_rectangle (fb,
                                                          pnode->pipeline,
                                                          op->op.texrect[0],
                                                          op->op.texrect[1],
@@ -446,7 +478,7 @@ clutter_pipeline_node_draw (ClutterPaintNode *node)
           break;
 
         case PAINT_OP_PATH:
-          cogl_path_fill (op->op.path);
+          cogl_framebuffer_fill_path (fb, pnode->pipeline, op->op.path);
           break;
 
         case PAINT_OP_PRIMITIVE:
@@ -459,9 +491,9 @@ clutter_pipeline_node_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_pipeline_node_post_draw (ClutterPaintNode *node)
+clutter_pipeline_node_post_draw (ClutterPaintNode    *node,
+                                 ClutterPaintContext *paint_context)
 {
-  cogl_pop_source ();
 }
 
 static JsonNode *
@@ -780,7 +812,8 @@ clutter_text_node_finalize (ClutterPaintNode *node)
 }
 
 static gboolean
-clutter_text_node_pre_draw (ClutterPaintNode *node)
+clutter_text_node_pre_draw (ClutterPaintNode    *node,
+                            ClutterPaintContext *paint_context)
 {
   ClutterTextNode *tnode = CLUTTER_TEXT_NODE (node);
 
@@ -788,7 +821,8 @@ clutter_text_node_pre_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_text_node_draw (ClutterPaintNode *node)
+clutter_text_node_draw (ClutterPaintNode    *node,
+                        ClutterPaintContext *paint_context)
 {
   ClutterTextNode *tnode = CLUTTER_TEXT_NODE (node);
   PangoRectangle extents;
@@ -798,7 +832,7 @@ clutter_text_node_draw (ClutterPaintNode *node)
   if (node->operations == NULL)
     return;
 
-  fb = clutter_paint_node_get_framebuffer (node);
+  fb = get_target_framebuffer (node, paint_context);
 
   pango_layout_get_pixel_extents (tnode->layout, NULL, &extents);
 
@@ -831,11 +865,11 @@ clutter_text_node_draw (ClutterPaintNode *node)
               clipped = TRUE;
             }
 
-          cogl_pango_render_layout (tnode->layout,
-                                    op->op.texrect[0],
-                                    op->op.texrect[1],
-                                    &tnode->color,
-                                    0);
+          cogl_pango_show_layout (fb,
+                                  tnode->layout,
+                                  op->op.texrect[0],
+                                  op->op.texrect[1],
+                                  &tnode->color);
 
           if (clipped)
             cogl_framebuffer_pop_clip (fb);
@@ -974,7 +1008,8 @@ struct _ClutterClipNodeClass
 G_DEFINE_TYPE (ClutterClipNode, clutter_clip_node, CLUTTER_TYPE_PAINT_NODE)
 
 static gboolean
-clutter_clip_node_pre_draw (ClutterPaintNode *node)
+clutter_clip_node_pre_draw (ClutterPaintNode    *node,
+                            ClutterPaintContext *paint_context)
 {
   gboolean retval = FALSE;
   CoglFramebuffer *fb;
@@ -983,7 +1018,7 @@ clutter_clip_node_pre_draw (ClutterPaintNode *node)
   if (node->operations == NULL)
     return FALSE;
 
-  fb = clutter_paint_node_get_framebuffer (node);
+  fb = get_target_framebuffer (node, paint_context);
 
   for (i = 0; i < node->operations->len; i++)
     {
@@ -1018,7 +1053,8 @@ clutter_clip_node_pre_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_clip_node_post_draw (ClutterPaintNode *node)
+clutter_clip_node_post_draw (ClutterPaintNode    *node,
+                             ClutterPaintContext *paint_context)
 {
   CoglFramebuffer *fb;
   guint i;
@@ -1026,7 +1062,7 @@ clutter_clip_node_post_draw (ClutterPaintNode *node)
   if (node->operations == NULL)
     return;
 
-  fb = clutter_paint_node_get_framebuffer (node);
+  fb = get_target_framebuffer (node, paint_context);
 
   for (i = 0; i < node->operations->len; i++)
     {
@@ -1100,7 +1136,8 @@ struct _ClutterActorNodeClass
 G_DEFINE_TYPE (ClutterActorNode, clutter_actor_node, CLUTTER_TYPE_PAINT_NODE)
 
 static gboolean
-clutter_actor_node_pre_draw (ClutterPaintNode *node)
+clutter_actor_node_pre_draw (ClutterPaintNode    *node,
+                             ClutterPaintContext *paint_context)
 {
   ClutterActorNode *actor_node = CLUTTER_ACTOR_NODE (node);
 
@@ -1110,15 +1147,17 @@ clutter_actor_node_pre_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_actor_node_draw (ClutterPaintNode *node)
+clutter_actor_node_draw (ClutterPaintNode    *node,
+                         ClutterPaintContext *paint_context)
 {
   ClutterActorNode *actor_node = CLUTTER_ACTOR_NODE (node);
 
-  clutter_actor_continue_paint (actor_node->actor);
+  clutter_actor_continue_paint (actor_node->actor, paint_context);
 }
 
 static void
-clutter_actor_node_post_draw (ClutterPaintNode *node)
+clutter_actor_node_post_draw (ClutterPaintNode    *node,
+                              ClutterPaintContext *paint_context)
 {
   ClutterActorNode *actor_node = CLUTTER_ACTOR_NODE (node);
 
@@ -1143,6 +1182,7 @@ clutter_actor_node_serialize (ClutterPaintNode *node)
 
   return json_builder_get_root (builder);
 }
+
 static void
 clutter_actor_node_class_init (ClutterActorNodeClass *klass)
 {
@@ -1217,9 +1257,11 @@ struct _ClutterLayerNodeClass
 G_DEFINE_TYPE (ClutterLayerNode, clutter_layer_node, CLUTTER_TYPE_PAINT_NODE)
 
 static gboolean
-clutter_layer_node_pre_draw (ClutterPaintNode *node)
+clutter_layer_node_pre_draw (ClutterPaintNode *node,
+                             ClutterPaintContext *paint_context)
 {
   ClutterLayerNode *lnode = (ClutterLayerNode *) node;
+  CoglFramebuffer *framebuffer;
   CoglMatrix matrix;
 
   /* if we were unable to create an offscreen buffer for this node, then
@@ -1235,9 +1277,10 @@ clutter_layer_node_pre_draw (ClutterPaintNode *node)
   /* copy the same modelview from the current framebuffer to the one we
    * are going to use
    */
-  cogl_get_modelview_matrix (&matrix);
+  framebuffer = clutter_paint_context_get_framebuffer (paint_context);
+  cogl_framebuffer_get_modelview_matrix (framebuffer, &matrix);
 
-  cogl_push_framebuffer (lnode->offscreen);
+  clutter_paint_context_push_framebuffer (paint_context, lnode->offscreen);
 
   cogl_framebuffer_set_modelview_matrix (lnode->offscreen, &matrix);
 
@@ -1255,7 +1298,7 @@ clutter_layer_node_pre_draw (ClutterPaintNode *node)
                             COGL_BUFFER_BIT_COLOR | COGL_BUFFER_BIT_DEPTH,
                             0.f, 0.f, 0.f, 0.f);
 
-  cogl_push_matrix ();
+  cogl_framebuffer_push_matrix (lnode->offscreen);
 
   /* every draw operation after this point will happen an offscreen
    * framebuffer
@@ -1265,17 +1308,18 @@ clutter_layer_node_pre_draw (ClutterPaintNode *node)
 }
 
 static void
-clutter_layer_node_post_draw (ClutterPaintNode *node)
+clutter_layer_node_post_draw (ClutterPaintNode    *node,
+                              ClutterPaintContext *paint_context)
 {
   ClutterLayerNode *lnode = CLUTTER_LAYER_NODE (node);
   CoglFramebuffer *fb;
   guint i;
 
   /* switch to the previous framebuffer */
-  cogl_pop_matrix ();
-  cogl_pop_framebuffer ();
+  cogl_framebuffer_pop_matrix (lnode->offscreen);
+  clutter_paint_context_pop_framebuffer (paint_context);
 
-  fb = cogl_get_draw_framebuffer ();
+  fb = clutter_paint_context_get_framebuffer (paint_context);
 
   for (i = 0; i < node->operations->len; i++)
     {
@@ -1289,20 +1333,20 @@ clutter_layer_node_post_draw (ClutterPaintNode *node)
 
         case PAINT_OP_TEX_RECT:
           /* now we need to paint the texture */
-          cogl_push_source (lnode->state);
-          cogl_rectangle_with_texture_coords (op->op.texrect[0],
-                                              op->op.texrect[1],
-                                              op->op.texrect[2],
-                                              op->op.texrect[3],
-                                              op->op.texrect[4],
-                                              op->op.texrect[5],
-                                              op->op.texrect[6],
-                                              op->op.texrect[7]);
-          cogl_pop_source ();
+          cogl_framebuffer_draw_textured_rectangle (fb,
+                                                    lnode->state,
+                                                    op->op.texrect[0],
+                                                    op->op.texrect[1],
+                                                    op->op.texrect[2],
+                                                    op->op.texrect[3],
+                                                    op->op.texrect[4],
+                                                    op->op.texrect[5],
+                                                    op->op.texrect[6],
+                                                    op->op.texrect[7]);
           break;
 
         case PAINT_OP_MULTITEX_RECT:
-          cogl_framebuffer_draw_multitextured_rectangle (cogl_get_draw_framebuffer (),
+          cogl_framebuffer_draw_multitextured_rectangle (fb,
                                                          lnode->state,
                                                          op->op.texrect[0],
                                                          op->op.texrect[1],
@@ -1313,9 +1357,7 @@ clutter_layer_node_post_draw (ClutterPaintNode *node)
           break;
 
         case PAINT_OP_PATH:
-          cogl_push_source (lnode->state);
-          cogl_path_fill (op->op.path);
-          cogl_pop_source ();
+          cogl_framebuffer_fill_path (fb, lnode->state, op->op.path);
           break;
 
         case PAINT_OP_PRIMITIVE:

clutter/clutter/clutter-pick-context-private.h

@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CLUTTER_PICK_CONTEXT_PRIVATE_H
+#define CLUTTER_PICK_CONTEXT_PRIVATE_H
+
+#include "clutter-pick-context.h"
+
+ClutterPickContext * clutter_pick_context_new_for_view (ClutterStageView *view);
+
+#endif /* CLUTTER_PICK_CONTEXT_PRIVATE_H */

clutter/clutter/clutter-pick-context.c

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "clutter-build-config.h"
+
+#include "clutter-pick-context-private.h"
+
+struct _ClutterPickContext
+{
+  grefcount ref_count;
+
+  CoglFramebuffer *framebuffer;
+};
+
+G_DEFINE_BOXED_TYPE (ClutterPickContext, clutter_pick_context,
+                     clutter_pick_context_ref,
+                     clutter_pick_context_unref)
+
+ClutterPickContext *
+clutter_pick_context_new_for_view (ClutterStageView *view)
+{
+  ClutterPickContext *pick_context;
+
+  pick_context = g_new0 (ClutterPickContext, 1);
+  g_ref_count_init (&pick_context->ref_count);
+  pick_context->framebuffer =
+    cogl_object_ref (clutter_stage_view_get_framebuffer (view));
+
+  return pick_context;
+}
+
+ClutterPickContext *
+clutter_pick_context_ref (ClutterPickContext *pick_context)
+{
+  g_ref_count_inc (&pick_context->ref_count);
+  return pick_context;
+}
+
+static void
+clutter_pick_context_dispose (ClutterPickContext *pick_context)
+{
+  g_clear_pointer (&pick_context->framebuffer, cogl_object_unref);
+}
+
+void
+clutter_pick_context_unref (ClutterPickContext *pick_context)
+{
+  if (g_ref_count_dec (&pick_context->ref_count))
+    {
+      clutter_pick_context_dispose (pick_context);
+      g_free (pick_context);
+    }
+}
+
+void
+clutter_pick_context_destroy (ClutterPickContext *pick_context)
+{
+  clutter_pick_context_dispose (pick_context);
+  clutter_pick_context_unref (pick_context);
+}
+
+/**
+ * clutter_pick_context_get_framebuffer: (skip)
+ */
+CoglFramebuffer *
+clutter_pick_context_get_framebuffer (ClutterPickContext *pick_context)
+{
+  return pick_context->framebuffer;
+}

clutter/clutter/clutter-pick-context.h

@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CLUTTER_PICK_CONTEXT_H
+#define CLUTTER_PICK_CONTEXT_H
+
+#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
+#error "Only <clutter/clutter.h> can be included directly."
+#endif
+
+#include <glib-object.h>
+
+#include "clutter-macros.h"
+#include "clutter-stage-view.h"
+
+typedef struct _ClutterPickContext ClutterPickContext;
+
+#define CLUTTER_TYPE_PICK_CONTEXT (clutter_pick_context_get_type ())
+
+CLUTTER_EXPORT
+GType clutter_pick_context_get_type (void);
+
+CLUTTER_EXPORT
+ClutterPickContext * clutter_pick_context_ref (ClutterPickContext *pick_context);
+
+CLUTTER_EXPORT
+void clutter_pick_context_unref (ClutterPickContext *pick_context);
+
+CLUTTER_EXPORT
+void clutter_pick_context_destroy (ClutterPickContext *pick_context);
+
+CLUTTER_EXPORT
+CoglFramebuffer * clutter_pick_context_get_framebuffer (ClutterPickContext *pick_context);
+
+#endif /* CLUTTER_PICK_CONTEXT_H */

clutter/clutter/clutter-private.h

@@ -248,6 +248,9 @@ gboolean _clutter_util_rectangle_intersection (const cairo_rectangle_int_t *src1
                                                const cairo_rectangle_int_t *src2,
                                                cairo_rectangle_int_t       *dest);
 
+gboolean clutter_util_rectangle_equal (const cairo_rectangle_int_t *src1,
+                                       const cairo_rectangle_int_t *src2);
+
 
 struct _ClutterVertex4
 {

clutter/clutter/clutter-seat.c

@@ -0,0 +1,701 @@
+/*
+ * Clutter.
+ *
+ * An OpenGL based 'interactive canvas' library.
+ *
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Carlos Garnacho <carlosg@gnome.org>
+ */
+
+#include "clutter-build-config.h"
+
+#include "clutter-backend-private.h"
+#include "clutter-input-device-tool.h"
+#include "clutter-input-pointer-a11y-private.h"
+#include "clutter-marshal.h"
+#include "clutter-private.h"
+#include "clutter-seat.h"
+#include "clutter-virtual-input-device.h"
+
+enum
+{
+  DEVICE_ADDED,
+  DEVICE_REMOVED,
+  TOOL_CHANGED,
+  KBD_A11Y_MASK_CHANGED,
+  KBD_A11Y_FLAGS_CHANGED,
+  PTR_A11Y_DWELL_CLICK_TYPE_CHANGED,
+  PTR_A11Y_TIMEOUT_STARTED,
+  PTR_A11Y_TIMEOUT_STOPPED,
+  IS_UNFOCUS_INHIBITED_CHANGED,
+  N_SIGNALS,
+};
+
+static guint signals[N_SIGNALS] = { 0 };
+
+enum
+{
+  PROP_0,
+  PROP_BACKEND,
+  PROP_TOUCH_MODE,
+  N_PROPS
+};
+
+static GParamSpec *props[N_PROPS];
+
+typedef struct _ClutterSeatPrivate ClutterSeatPrivate;
+
+struct _ClutterSeatPrivate
+{
+  ClutterBackend *backend;
+
+  unsigned int inhibit_unfocus_count;
+
+  /* Keyboard a11y */
+  ClutterKbdA11ySettings kbd_a11y_settings;
+
+  /* Pointer a11y */
+  ClutterPointerA11ySettings pointer_a11y_settings;
+};
+
+G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (ClutterSeat, clutter_seat, G_TYPE_OBJECT)
+
+static void
+clutter_seat_set_property (GObject      *object,
+                           guint         prop_id,
+                           const GValue *value,
+                           GParamSpec   *pspec)
+{
+  ClutterSeat *seat = CLUTTER_SEAT (object);
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  switch (prop_id)
+    {
+    case PROP_BACKEND:
+      priv->backend = g_value_get_object (value);
+      break;
+    case PROP_TOUCH_MODE:
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+clutter_seat_get_property (GObject    *object,
+                           guint       prop_id,
+                           GValue     *value,
+                           GParamSpec *pspec)
+{
+  ClutterSeat *seat = CLUTTER_SEAT (object);
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  switch (prop_id)
+    {
+    case PROP_BACKEND:
+      g_value_set_object (value, priv->backend);
+      break;
+    case PROP_TOUCH_MODE:
+      g_value_set_boolean (value, FALSE);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+clutter_seat_finalize (GObject *object)
+{
+  ClutterSeat *seat = CLUTTER_SEAT (object);
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  g_clear_object (&priv->backend);
+
+  G_OBJECT_CLASS (clutter_seat_parent_class)->finalize (object);
+}
+
+static void
+clutter_seat_class_init (ClutterSeatClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->set_property = clutter_seat_set_property;
+  object_class->get_property = clutter_seat_get_property;
+  object_class->finalize = clutter_seat_finalize;
+
+  signals[DEVICE_ADDED] =
+    g_signal_new (I_("device-added"),
+                  G_TYPE_FROM_CLASS (object_class),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL, NULL,
+                  G_TYPE_NONE, 1,
+                  CLUTTER_TYPE_INPUT_DEVICE);
+
+  signals[DEVICE_REMOVED] =
+    g_signal_new (I_("device-removed"),
+                  G_TYPE_FROM_CLASS (object_class),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL, NULL,
+                  G_TYPE_NONE, 1,
+                  CLUTTER_TYPE_INPUT_DEVICE);
+  signals[TOOL_CHANGED] =
+    g_signal_new (I_("tool-changed"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL,
+                  _clutter_marshal_VOID__OBJECT_OBJECT,
+                  G_TYPE_NONE, 2,
+                  CLUTTER_TYPE_INPUT_DEVICE,
+                  CLUTTER_TYPE_INPUT_DEVICE_TOOL);
+  g_signal_set_va_marshaller (signals[TOOL_CHANGED],
+                              G_TYPE_FROM_CLASS (object_class),
+                              _clutter_marshal_VOID__OBJECT_OBJECTv);
+
+  /**
+   * ClutterSeat::kbd-a11y-mods-state-changed:
+   * @seat: the #ClutterSeat that emitted the signal
+   * @latched_mask: the latched modifier mask from stickykeys
+   * @locked_mask:  the locked modifier mask from stickykeys
+   *
+   * The ::kbd-a11y-mods-state-changed signal is emitted each time either the
+   * latched modifiers mask or locked modifiers mask are changed as the
+   * result of keyboard accessibilty's sticky keys operations.
+   */
+  signals[KBD_A11Y_MASK_CHANGED] =
+    g_signal_new (I_("kbd-a11y-mods-state-changed"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL,
+                  _clutter_marshal_VOID__UINT_UINT,
+                  G_TYPE_NONE, 2,
+                  G_TYPE_UINT,
+                  G_TYPE_UINT);
+  g_signal_set_va_marshaller (signals[KBD_A11Y_MASK_CHANGED],
+                              G_TYPE_FROM_CLASS (object_class),
+                              _clutter_marshal_VOID__UINT_UINTv);
+
+  /**
+   * ClutterSeat::kbd-a11y-flags-changed:
+   * @seat: the #ClutterSeat that emitted the signal
+   * @settings_flags: the new ClutterKeyboardA11yFlags configuration
+   * @changed_mask: the ClutterKeyboardA11yFlags changed
+   *
+   * The ::kbd-a11y-flags-changed signal is emitted each time the
+   * ClutterKeyboardA11yFlags configuration is changed as the result of
+   * keyboard accessibility operations.
+   */
+  signals[KBD_A11Y_FLAGS_CHANGED] =
+    g_signal_new (I_("kbd-a11y-flags-changed"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL,
+                  _clutter_marshal_VOID__UINT_UINT,
+                  G_TYPE_NONE, 2,
+                  G_TYPE_UINT,
+                  G_TYPE_UINT);
+  g_signal_set_va_marshaller (signals[KBD_A11Y_FLAGS_CHANGED],
+                              G_TYPE_FROM_CLASS (object_class),
+                              _clutter_marshal_VOID__UINT_UINTv);
+
+  /**
+   * ClutterSeat::ptr-a11y-dwell-click-type-changed:
+   * @seat: the #ClutterSeat that emitted the signal
+   * @click_type: the new #ClutterPointerA11yDwellClickType mode
+   *
+   * The ::ptr-a11y-dwell-click-type-changed signal is emitted each time
+   * the ClutterPointerA11yDwellClickType mode is changed as the result
+   * of pointer accessibility operations.
+   */
+  signals[PTR_A11Y_DWELL_CLICK_TYPE_CHANGED] =
+    g_signal_new (I_("ptr-a11y-dwell-click-type-changed"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL, NULL,
+                  G_TYPE_NONE, 1,
+                  CLUTTER_TYPE_POINTER_A11Y_DWELL_CLICK_TYPE);
+
+  /**
+   * ClutterSeat::ptr-a11y-timeout-started:
+   * @seat: the #ClutterSeat that emitted the signal
+   * @device: the core pointer #ClutterInputDevice
+   * @timeout_type: the type of timeout #ClutterPointerA11yTimeoutType
+   * @delay: the delay in ms before secondary-click is triggered.
+   *
+   * The ::ptr-a11y-timeout-started signal is emitted when a
+   * pointer accessibility timeout delay is started, so that upper
+   * layers can notify the user with some visual feedback.
+   */
+  signals[PTR_A11Y_TIMEOUT_STARTED] =
+    g_signal_new (I_("ptr-a11y-timeout-started"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL,
+                  _clutter_marshal_VOID__OBJECT_FLAGS_UINT,
+                  G_TYPE_NONE, 3,
+                  CLUTTER_TYPE_INPUT_DEVICE,
+                  CLUTTER_TYPE_POINTER_A11Y_TIMEOUT_TYPE,
+                  G_TYPE_UINT);
+  g_signal_set_va_marshaller (signals[PTR_A11Y_TIMEOUT_STARTED],
+                              G_TYPE_FROM_CLASS (object_class),
+                              _clutter_marshal_VOID__OBJECT_FLAGS_UINTv);
+
+  /**
+   * ClutterSeat::ptr-a11y-timeout-stopped:
+   * @seat: the #ClutterSeat that emitted the signal
+   * @device: the core pointer #ClutterInputDevice
+   * @timeout_type: the type of timeout #ClutterPointerA11yTimeoutType
+   * @clicked: %TRUE if the timeout finished and triggered a click
+   *
+   * The ::ptr-a11y-timeout-stopped signal is emitted when a running
+   * pointer accessibility timeout delay is stopped, either because
+   * it's triggered at the end of the delay or cancelled, so that
+   * upper layers can notify the user with some visual feedback.
+   */
+  signals[PTR_A11Y_TIMEOUT_STOPPED] =
+    g_signal_new (I_("ptr-a11y-timeout-stopped"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL,
+                  _clutter_marshal_VOID__OBJECT_FLAGS_BOOLEAN,
+                  G_TYPE_NONE, 3,
+                  CLUTTER_TYPE_INPUT_DEVICE,
+                  CLUTTER_TYPE_POINTER_A11Y_TIMEOUT_TYPE,
+                  G_TYPE_BOOLEAN);
+  g_signal_set_va_marshaller (signals[PTR_A11Y_TIMEOUT_STOPPED],
+                              G_TYPE_FROM_CLASS (object_class),
+                              _clutter_marshal_VOID__OBJECT_FLAGS_BOOLEANv);
+
+  /**
+   * ClutterSeat::is-unfocus-inhibited-changed:
+   * @seat: the #ClutterSeat that emitted the signal
+   *
+   * The ::is-unfocus-inhibited-changed signal is emitted when the
+   * property to inhibit the unsetting of the focus-surface of the
+   * #ClutterSeat changed. To get the current state of this property,
+   * use clutter_seat_is_unfocus_inhibited().
+   */
+  signals[IS_UNFOCUS_INHIBITED_CHANGED] =
+    g_signal_new (I_("is-unfocus-inhibited-changed"),
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0, NULL, NULL, NULL,
+                  G_TYPE_NONE, 0);
+
+  props[PROP_BACKEND] =
+    g_param_spec_object ("backend",
+                         P_("Backend"),
+                         P_("Backend"),
+                         CLUTTER_TYPE_BACKEND,
+                         CLUTTER_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
+
+  /**
+   * ClutterSeat:touch-mode:
+   *
+   * The current touch-mode of the #ClutterSeat, it is set to %TRUE if the
+   * requirements documented in clutter_seat_get_touch_mode() are fulfilled.
+   **/
+  props[PROP_TOUCH_MODE] =
+    g_param_spec_boolean ("touch-mode",
+                          P_("Touch mode"),
+                          P_("Touch mode"),
+                          FALSE,
+                          CLUTTER_PARAM_READABLE);
+
+  g_object_class_install_properties (object_class, N_PROPS, props);
+}
+
+static void
+clutter_seat_init (ClutterSeat *seat)
+{
+}
+
+/**
+ * clutter_seat_get_pointer:
+ * @seat: a #ClutterSeat
+ *
+ * Returns the master pointer
+ *
+ * Returns: (transfer none): the master pointer
+ **/
+ClutterInputDevice *
+clutter_seat_get_pointer (ClutterSeat *seat)
+{
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat), NULL);
+
+  return CLUTTER_SEAT_GET_CLASS (seat)->get_pointer (seat);
+}
+
+/**
+ * clutter_seat_get_keyboard:
+ * @seat: a #ClutterSeat
+ *
+ * Returns the master keyboard
+ *
+ * Returns: (transfer none): the master keyboard
+ **/
+ClutterInputDevice *
+clutter_seat_get_keyboard (ClutterSeat *seat)
+{
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat), NULL);
+
+  return CLUTTER_SEAT_GET_CLASS (seat)->get_keyboard (seat);
+}
+
+/**
+ * clutter_seat_list_devices:
+ * @seat: a #ClutterSeat
+ *
+ * Returns the list of HW devices
+ *
+ * Returns: (transfer container) (element-type Clutter.InputDevice): A list
+ *   of #ClutterInputDevice. The elements of the returned list are owned by
+ *   Clutter and may not be freed, the returned list should be freed using
+ *   g_list_free() when done.
+ **/
+GList *
+clutter_seat_list_devices (ClutterSeat *seat)
+{
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat), NULL);
+
+  return CLUTTER_SEAT_GET_CLASS (seat)->list_devices (seat);
+}
+
+void
+clutter_seat_bell_notify (ClutterSeat *seat)
+{
+  CLUTTER_SEAT_GET_CLASS (seat)->bell_notify (seat);
+}
+
+/**
+ * clutter_seat_get_keymap:
+ * @seat: a #ClutterSeat
+ *
+ * Returns the seat keymap
+ *
+ * Returns: (transfer none): the seat keymap
+ **/
+ClutterKeymap *
+clutter_seat_get_keymap (ClutterSeat *seat)
+{
+  return CLUTTER_SEAT_GET_CLASS (seat)->get_keymap (seat);
+}
+
+static gboolean
+are_kbd_a11y_settings_equal (ClutterKbdA11ySettings *a,
+                             ClutterKbdA11ySettings *b)
+{
+  return (memcmp (a, b, sizeof (ClutterKbdA11ySettings)) == 0);
+}
+
+void
+clutter_seat_set_kbd_a11y_settings (ClutterSeat            *seat,
+                                    ClutterKbdA11ySettings *settings)
+{
+  ClutterSeatClass *seat_class;
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  if (are_kbd_a11y_settings_equal (&priv->kbd_a11y_settings, settings))
+    return;
+
+  priv->kbd_a11y_settings = *settings;
+
+  seat_class = CLUTTER_SEAT_GET_CLASS (seat);
+  if (seat_class->apply_kbd_a11y_settings)
+    seat_class->apply_kbd_a11y_settings (seat, settings);
+}
+
+void
+clutter_seat_get_kbd_a11y_settings (ClutterSeat            *seat,
+                                    ClutterKbdA11ySettings *settings)
+{
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  *settings = priv->kbd_a11y_settings;
+}
+
+void
+clutter_seat_ensure_a11y_state (ClutterSeat *seat)
+{
+  ClutterInputDevice *core_pointer;
+
+  core_pointer = clutter_seat_get_pointer (seat);
+
+  if (core_pointer)
+    {
+      if (_clutter_is_input_pointer_a11y_enabled (core_pointer))
+        _clutter_input_pointer_a11y_add_device (core_pointer);
+    }
+}
+
+static gboolean
+are_pointer_a11y_settings_equal (ClutterPointerA11ySettings *a,
+                                 ClutterPointerA11ySettings *b)
+{
+  return (memcmp (a, b, sizeof (ClutterPointerA11ySettings)) == 0);
+}
+
+static void
+clutter_seat_enable_pointer_a11y (ClutterSeat *seat)
+{
+  ClutterInputDevice *core_pointer;
+
+  core_pointer = clutter_seat_get_pointer (seat);
+
+  _clutter_input_pointer_a11y_add_device (core_pointer);
+}
+
+static void
+clutter_seat_disable_pointer_a11y (ClutterSeat *seat)
+{
+  ClutterInputDevice *core_pointer;
+
+  core_pointer = clutter_seat_get_pointer (seat);
+
+  _clutter_input_pointer_a11y_remove_device (core_pointer);
+}
+
+/**
+ * clutter_seat_set_pointer_a11y_settings:
+ * @seat: a #ClutterSeat
+ * @settings: a pointer to a #ClutterPointerA11ySettings
+ *
+ * Sets the pointer accessibility settings
+ **/
+void
+clutter_seat_set_pointer_a11y_settings (ClutterSeat                *seat,
+                                        ClutterPointerA11ySettings *settings)
+{
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  if (are_pointer_a11y_settings_equal (&priv->pointer_a11y_settings, settings))
+    return;
+
+  if (priv->pointer_a11y_settings.controls == 0 && settings->controls != 0)
+    clutter_seat_enable_pointer_a11y (seat);
+  else if (priv->pointer_a11y_settings.controls != 0 && settings->controls == 0)
+    clutter_seat_disable_pointer_a11y (seat);
+
+  priv->pointer_a11y_settings = *settings;
+}
+
+/**
+ * clutter_seat_get_pointer_a11y_settings:
+ * @seat: a #ClutterSeat
+ * @settings: a pointer to a #ClutterPointerA11ySettings
+ *
+ * Gets the current pointer accessibility settings
+ **/
+void
+clutter_seat_get_pointer_a11y_settings (ClutterSeat                *seat,
+                                        ClutterPointerA11ySettings *settings)
+{
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  *settings = priv->pointer_a11y_settings;
+}
+
+/**
+ * clutter_seat_set_pointer_a11y_dwell_click_type:
+ * @seat: a #ClutterSeat
+ * @click_type: type of click as #ClutterPointerA11yDwellClickType
+ *
+ * Sets the dwell click type
+ **/
+void
+clutter_seat_set_pointer_a11y_dwell_click_type (ClutterSeat                      *seat,
+                                                ClutterPointerA11yDwellClickType  click_type)
+{
+  ClutterSeatPrivate *priv = clutter_seat_get_instance_private (seat);
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  priv->pointer_a11y_settings.dwell_click_type = click_type;
+}
+
+/**
+ * clutter_seat_inhibit_unfocus:
+ * @seat: a #ClutterSeat
+ *
+ * Inhibits unsetting of the pointer focus-surface for the #ClutterSeat @seat,
+ * this allows to keep using the pointer even when it's hidden.
+ *
+ * This property is refcounted, so clutter_seat_uninhibit_unfocus() must be
+ * called the exact same number of times as clutter_seat_inhibit_unfocus()
+ * was called before.
+ **/
+void
+clutter_seat_inhibit_unfocus (ClutterSeat *seat)
+{
+  ClutterSeatPrivate *priv;
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  priv = clutter_seat_get_instance_private (seat);
+
+  priv->inhibit_unfocus_count++;
+
+  if (priv->inhibit_unfocus_count == 1)
+    g_signal_emit (G_OBJECT (seat), signals[IS_UNFOCUS_INHIBITED_CHANGED], 0);
+}
+
+/**
+ * clutter_seat_uninhibit_unfocus:
+ * @seat: a #ClutterSeat
+ *
+ * Disables the inhibiting of unsetting of the pointer focus-surface
+ * previously enabled by calling clutter_seat_inhibit_unfocus().
+ *
+ * This property is refcounted, so clutter_seat_uninhibit_unfocus() must be
+ * called the exact same number of times as clutter_seat_inhibit_unfocus()
+ * was called before.
+ **/
+void
+clutter_seat_uninhibit_unfocus (ClutterSeat *seat)
+{
+  ClutterSeatPrivate *priv;
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  priv = clutter_seat_get_instance_private (seat);
+
+  if (priv->inhibit_unfocus_count == 0)
+    {
+      g_warning ("Called clutter_seat_uninhibit_unfocus without inhibiting before");
+      return;
+    }
+
+  priv->inhibit_unfocus_count--;
+
+  if (priv->inhibit_unfocus_count == 0)
+    g_signal_emit (G_OBJECT (seat), signals[IS_UNFOCUS_INHIBITED_CHANGED], 0);
+}
+
+/**
+ * clutter_seat_is_unfocus_inhibited:
+ * @seat: a #ClutterSeat
+ *
+ * Gets whether unsetting of the pointer focus-surface is inhibited
+ * for the #ClutterSeat @seat.
+ *
+ * Returns: %TRUE if unsetting is inhibited, %FALSE otherwise
+ **/
+gboolean
+clutter_seat_is_unfocus_inhibited (ClutterSeat *seat)
+{
+  ClutterSeatPrivate *priv;
+
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat), FALSE);
+
+  priv = clutter_seat_get_instance_private (seat);
+
+  return priv->inhibit_unfocus_count > 0;
+}
+
+/**
+ * clutter_seat_create_virtual_device:
+ * @seat: a #ClutterSeat
+ * @device_type: the type of the virtual device
+ *
+ * Creates a virtual input device.
+ *
+ * Returns: (transfer full): a newly created virtual device
+ **/
+ClutterVirtualInputDevice *
+clutter_seat_create_virtual_device (ClutterSeat            *seat,
+                                    ClutterInputDeviceType  device_type)
+{
+  ClutterSeatClass *seat_class;
+
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat), NULL);
+
+  seat_class = CLUTTER_SEAT_GET_CLASS (seat);
+  return seat_class->create_virtual_device (seat, device_type);
+}
+
+/**
+ * clutter_seat_supported_virtual_device_types: (skip)
+ */
+ClutterVirtualDeviceType
+clutter_seat_get_supported_virtual_device_types (ClutterSeat *seat)
+{
+  ClutterSeatClass *seat_class;
+
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat),
+                        CLUTTER_VIRTUAL_DEVICE_TYPE_NONE);
+
+  seat_class = CLUTTER_SEAT_GET_CLASS (seat);
+  return seat_class->get_supported_virtual_device_types (seat);
+}
+
+void
+clutter_seat_compress_motion (ClutterSeat        *seat,
+                              ClutterEvent       *event,
+                              const ClutterEvent *to_discard)
+{
+  ClutterSeatClass *seat_class;
+
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  seat_class = CLUTTER_SEAT_GET_CLASS (seat);
+
+  if (seat_class->compress_motion)
+    seat_class->compress_motion (seat, event, to_discard);
+}
+
+void
+clutter_seat_warp_pointer (ClutterSeat *seat,
+                           int          x,
+                           int          y)
+{
+  g_return_if_fail (CLUTTER_IS_SEAT (seat));
+
+  CLUTTER_SEAT_GET_CLASS (seat)->warp_pointer (seat, x, y);
+}
+
+/**
+ * clutter_seat_get_touch_mode:
+ * @seat: a #ClutterSeat
+ *
+ * Gets the current touch-mode state of the #ClutterSeat @seat.
+ * The #ClutterSeat:touch-mode property is set to %TRUE if the following
+ * requirements are fulfilled:
+ *
+ *  - A touchscreen is available
+ *  - No external keyboard is attached to the device
+ *  - A tablet mode switch, if present, is enabled
+ *
+ * Returns: %TRUE if the device is a tablet that doesn't have an external
+ *   keyboard attached, %FALSE otherwise.
+ **/
+gboolean
+clutter_seat_get_touch_mode (ClutterSeat *seat)
+{
+  gboolean touch_mode;
+
+  g_return_val_if_fail (CLUTTER_IS_SEAT (seat), FALSE);
+
+  g_object_get (G_OBJECT (seat), "touch-mode", &touch_mode, NULL);
+
+  return touch_mode;
+}

clutter/clutter/clutter-seat.h

@@ -0,0 +1,190 @@
+/*
+ * Clutter.
+ *
+ * An OpenGL based 'interactive canvas' library.
+ *
+ * Copyright (C) 2019 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Carlos Garnacho <carlosg@gnome.org>
+ */
+#ifndef CLUTTER_SEAT_H
+#define CLUTTER_SEAT_H
+
+#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
+#error "Only <clutter/clutter.h> can be included directly."
+#endif
+
+#include "clutter/clutter-types.h"
+#include "clutter/clutter-keymap.h"
+#include "clutter/clutter-virtual-input-device.h"
+
+#define CLUTTER_TYPE_SEAT (clutter_seat_get_type ())
+
+CLUTTER_EXPORT
+G_DECLARE_DERIVABLE_TYPE (ClutterSeat, clutter_seat,
+			  CLUTTER, SEAT, GObject)
+
+/**
+ * ClutterKbdA11ySettings:
+ *
+ * The #ClutterKbdA11ySettings structure contains keyboard accessibility
+ * settings
+ *
+ */
+typedef struct _ClutterKbdA11ySettings
+{
+  ClutterKeyboardA11yFlags controls;
+  gint slowkeys_delay;
+  gint debounce_delay;
+  gint timeout_delay;
+  gint mousekeys_init_delay;
+  gint mousekeys_max_speed;
+  gint mousekeys_accel_time;
+} ClutterKbdA11ySettings;
+
+/**
+ * ClutterPointerA11ySettings:
+ *
+ * The #ClutterPointerA11ySettings structure contains pointer accessibility
+ * settings
+ *
+ */
+typedef struct _ClutterPointerA11ySettings
+{
+  ClutterPointerA11yFlags controls;
+  ClutterPointerA11yDwellClickType dwell_click_type;
+  ClutterPointerA11yDwellMode dwell_mode;
+  ClutterPointerA11yDwellDirection dwell_gesture_single;
+  ClutterPointerA11yDwellDirection dwell_gesture_double;
+  ClutterPointerA11yDwellDirection dwell_gesture_drag;
+  ClutterPointerA11yDwellDirection dwell_gesture_secondary;
+  gint secondary_click_delay;
+  gint dwell_delay;
+  gint dwell_threshold;
+} ClutterPointerA11ySettings;
+
+/**
+ * ClutterVirtualDeviceType:
+ */
+typedef enum
+{
+  CLUTTER_VIRTUAL_DEVICE_TYPE_NONE = 0,
+  CLUTTER_VIRTUAL_DEVICE_TYPE_KEYBOARD = 1 << 0,
+  CLUTTER_VIRTUAL_DEVICE_TYPE_POINTER = 1 << 1,
+  CLUTTER_VIRTUAL_DEVICE_TYPE_TOUCHSCREEN = 1 << 2,
+} ClutterVirtualDeviceType;
+
+typedef struct _ClutterSeatClass ClutterSeatClass;
+
+struct _ClutterSeatClass
+{
+  GObjectClass parent_class;
+
+  ClutterInputDevice * (* get_pointer)  (ClutterSeat *seat);
+  ClutterInputDevice * (* get_keyboard) (ClutterSeat *seat);
+
+  GList * (* list_devices) (ClutterSeat *seat);
+
+  void (* bell_notify) (ClutterSeat *seat);
+
+  ClutterKeymap * (* get_keymap) (ClutterSeat *seat);
+
+  void (* compress_motion) (ClutterSeat        *seat,
+                            ClutterEvent       *event,
+                            const ClutterEvent *to_discard);
+
+  void (* warp_pointer) (ClutterSeat *seat,
+                         int          x,
+                         int          y);
+
+  /* Event platform data */
+  void (* copy_event_data) (ClutterSeat        *seat,
+                            const ClutterEvent *src,
+                            ClutterEvent       *dest);
+  void (* free_event_data) (ClutterSeat        *seat,
+                            ClutterEvent       *event);
+
+  /* Keyboard accessibility */
+  void (* apply_kbd_a11y_settings) (ClutterSeat            *seat,
+                                    ClutterKbdA11ySettings *settings);
+
+  /* Virtual devices */
+  ClutterVirtualInputDevice * (* create_virtual_device) (ClutterSeat            *seat,
+                                                         ClutterInputDeviceType  device_type);
+  ClutterVirtualDeviceType (* get_supported_virtual_device_types) (ClutterSeat *seat);
+};
+
+CLUTTER_EXPORT
+ClutterInputDevice * clutter_seat_get_pointer  (ClutterSeat *seat);
+CLUTTER_EXPORT
+ClutterInputDevice * clutter_seat_get_keyboard (ClutterSeat *seat);
+CLUTTER_EXPORT
+GList * clutter_seat_list_devices (ClutterSeat *seat);
+CLUTTER_EXPORT
+void clutter_seat_bell_notify (ClutterSeat *seat);
+
+CLUTTER_EXPORT
+ClutterKeymap * clutter_seat_get_keymap (ClutterSeat *seat);
+
+CLUTTER_EXPORT
+void clutter_seat_set_kbd_a11y_settings (ClutterSeat            *seat,
+                                         ClutterKbdA11ySettings *settings);
+CLUTTER_EXPORT
+void clutter_seat_get_kbd_a11y_settings (ClutterSeat            *seat,
+                                         ClutterKbdA11ySettings *settings);
+CLUTTER_EXPORT
+void clutter_seat_ensure_a11y_state     (ClutterSeat            *seat);
+
+CLUTTER_EXPORT
+void clutter_seat_set_pointer_a11y_settings (ClutterSeat                *seat,
+                                             ClutterPointerA11ySettings *settings);
+
+CLUTTER_EXPORT
+void clutter_seat_get_pointer_a11y_settings (ClutterSeat                *seat,
+                                             ClutterPointerA11ySettings *settings);
+
+CLUTTER_EXPORT
+void clutter_seat_set_pointer_a11y_dwell_click_type (ClutterSeat                      *seat,
+                                                     ClutterPointerA11yDwellClickType  click_type);
+
+CLUTTER_EXPORT
+void clutter_seat_inhibit_unfocus (ClutterSeat *seat);
+
+CLUTTER_EXPORT
+void clutter_seat_uninhibit_unfocus (ClutterSeat *seat);
+
+CLUTTER_EXPORT
+gboolean clutter_seat_is_unfocus_inhibited (ClutterSeat *seat);
+
+CLUTTER_EXPORT
+ClutterVirtualInputDevice *clutter_seat_create_virtual_device (ClutterSeat            *seat,
+                                                               ClutterInputDeviceType  device_type);
+
+CLUTTER_EXPORT
+ClutterVirtualDeviceType clutter_seat_get_supported_virtual_device_types (ClutterSeat *seat);
+
+void clutter_seat_compress_motion (ClutterSeat        *seat,
+                                   ClutterEvent       *event,
+                                   const ClutterEvent *to_discard);
+
+CLUTTER_EXPORT
+void clutter_seat_warp_pointer (ClutterSeat *seat,
+                                int          x,
+                                int          y);
+CLUTTER_EXPORT
+gboolean clutter_seat_get_touch_mode (ClutterSeat *seat);
+
+#endif /* CLUTTER_SEAT_H */

clutter/clutter/clutter-shader-effect.c

@@ -367,24 +367,12 @@ clutter_shader_effect_try_static_source (ClutterShaderEffect *self)
 
           CLUTTER_NOTE (SHADER, "Compiling shader effect");
 
-          cogl_shader_compile (class_priv->shader);
+          class_priv->program = cogl_create_program ();
 
-          if (cogl_shader_is_compiled (class_priv->shader))
-            {
-              class_priv->program = cogl_create_program ();
+          cogl_program_attach_shader (class_priv->program,
+                                      class_priv->shader);
 
-              cogl_program_attach_shader (class_priv->program,
-                                          class_priv->shader);
-
-              cogl_program_link (class_priv->program);
-            }
-          else
-            {
-              gchar *log_buf = cogl_shader_get_info_log (class_priv->shader);
-
-              g_warning (G_STRLOC ": Unable to compile the GLSL shader: %s", log_buf);
-              g_free (log_buf);
-            }
+          cogl_program_link (class_priv->program);
         }
 
       priv->shader = cogl_object_ref (class_priv->shader);
@@ -395,7 +383,8 @@ clutter_shader_effect_try_static_source (ClutterShaderEffect *self)
 }
 
 static void
-clutter_shader_effect_paint_target (ClutterOffscreenEffect *effect)
+clutter_shader_effect_paint_target (ClutterOffscreenEffect *effect,
+                                    ClutterPaintContext    *paint_context)
 {
   ClutterShaderEffect *self = CLUTTER_SHADER_EFFECT (effect);
   ClutterShaderEffectPrivate *priv = self->priv;
@@ -425,7 +414,7 @@ clutter_shader_effect_paint_target (ClutterOffscreenEffect *effect)
 out:
   /* paint the offscreen buffer */
   parent = CLUTTER_OFFSCREEN_EFFECT_CLASS (clutter_shader_effect_parent_class);
-  parent->paint_target (effect);
+  parent->paint_target (effect, paint_context);
 
 }
 
@@ -901,23 +890,11 @@ clutter_shader_effect_set_shader_source (ClutterShaderEffect *effect,
 
   CLUTTER_NOTE (SHADER, "Compiling shader effect");
 
-  cogl_shader_compile (priv->shader);
+  priv->program = cogl_create_program ();
 
-  if (cogl_shader_is_compiled (priv->shader))
-    {
-      priv->program = cogl_create_program ();
+  cogl_program_attach_shader (priv->program, priv->shader);
 
-      cogl_program_attach_shader (priv->program, priv->shader);
-
-      cogl_program_link (priv->program);
-    }
-  else
-    {
-      gchar *log_buf = cogl_shader_get_info_log (priv->shader);
-
-      g_warning (G_STRLOC ": Unable to compile the GLSL shader: %s", log_buf);
-      g_free (log_buf);
-    }
+  cogl_program_link (priv->program);
 
   return TRUE;
 }

clutter/clutter/clutter-stage-private.h

@@ -36,9 +36,9 @@ typedef struct _ClutterStageQueueRedrawEntry ClutterStageQueueRedrawEntry;
 /* stage */
 ClutterStageWindow *_clutter_stage_get_default_window    (void);
 
-void                _clutter_stage_paint_view            (ClutterStage                *stage,
-                                                          ClutterStageView            *view,
-                                                          const cairo_rectangle_int_t *clip);
+void                clutter_stage_paint_view             (ClutterStage          *stage,
+                                                          ClutterStageView      *view,
+                                                          const cairo_region_t  *redraw_clip);
 
 void                _clutter_stage_emit_after_paint      (ClutterStage          *stage);
 
@@ -104,8 +104,6 @@ ClutterStageQueueRedrawEntry *_clutter_stage_queue_actor_redraw            (Clut
                                                                             const ClutterPaintVolume     *clip);
 void                          _clutter_stage_queue_redraw_entry_invalidate (ClutterStageQueueRedrawEntry *entry);
 
-CoglFramebuffer *_clutter_stage_get_active_framebuffer (ClutterStage *stage);
-
 void            _clutter_stage_add_pointer_drag_actor    (ClutterStage       *stage,
                                                           ClutterInputDevice *device,
                                                           ClutterActor       *actor);
@@ -143,6 +141,9 @@ void            _clutter_stage_presented                (ClutterStage      *stag
 
 GList *         _clutter_stage_peek_stage_views         (ClutterStage *stage);
 
+void            clutter_stage_queue_actor_relayout      (ClutterStage *stage,
+                                                         ClutterActor *actor);
+
 G_END_DECLS
 
 #endif /* __CLUTTER_STAGE_PRIVATE_H__ */

clutter/clutter/clutter-stage-view-private.h

@@ -20,8 +20,7 @@
 
 #include "clutter/clutter-stage-view.h"
 
-void clutter_stage_view_after_paint (ClutterStageView            *view,
-                                     const cairo_rectangle_int_t *clip);
+void clutter_stage_view_after_paint (ClutterStageView *view);
 
 gboolean clutter_stage_view_is_dirty_viewport (ClutterStageView *view);
 
@@ -33,5 +32,15 @@ gboolean clutter_stage_view_is_dirty_projection (ClutterStageView *view);
 void clutter_stage_view_set_dirty_projection (ClutterStageView *view,
                                               gboolean          dirty);
 
+void clutter_stage_view_add_redraw_clip (ClutterStageView            *view,
+                                         const cairo_rectangle_int_t *clip);
+
+gboolean clutter_stage_view_has_full_redraw_clip (ClutterStageView *view);
+
+gboolean clutter_stage_view_has_redraw_clip (ClutterStageView *view);
+
+const cairo_region_t * clutter_stage_view_peek_redraw_clip (ClutterStageView *view);
+
+cairo_region_t * clutter_stage_view_take_redraw_clip (ClutterStageView *view);
 
 #endif /* __CLUTTER_STAGE_VIEW_PRIVATE_H__ */

clutter/clutter/clutter-stage-view.c

@@ -23,6 +23,8 @@
 #include <cairo-gobject.h>
 #include <math.h>
 
+#include "clutter/clutter-private.h"
+
 enum
 {
   PROP_0,
@@ -50,6 +52,9 @@ typedef struct _ClutterStageViewPrivate
   CoglOffscreen *shadowfb;
   CoglPipeline *shadowfb_pipeline;
 
+  gboolean has_redraw_clip;
+  cairo_region_t *redraw_clip;
+
   guint dirty_viewport   : 1;
   guint dirty_projection : 1;
 } ClutterStageViewPrivate;
@@ -166,12 +171,11 @@ clutter_stage_view_invalidate_offscreen_blit_pipeline (ClutterStageView *view)
 }
 
 static void
-clutter_stage_view_copy_to_framebuffer (ClutterStageView            *view,
-                                        const cairo_rectangle_int_t *rect,
-                                        CoglPipeline                *pipeline,
-                                        CoglFramebuffer             *src_framebuffer,
-                                        CoglFramebuffer             *dst_framebuffer,
-                                        gboolean                     can_blit)
+clutter_stage_view_copy_to_framebuffer (ClutterStageView *view,
+                                        CoglPipeline     *pipeline,
+                                        CoglFramebuffer  *src_framebuffer,
+                                        CoglFramebuffer  *dst_framebuffer,
+                                        gboolean          can_blit)
 {
   CoglMatrix matrix;
 
@@ -204,8 +208,7 @@ clutter_stage_view_copy_to_framebuffer (ClutterStageView            *view,
 }
 
 void
-clutter_stage_view_after_paint (ClutterStageView            *view,
-                                const cairo_rectangle_int_t *rect)
+clutter_stage_view_after_paint (ClutterStageView *view)
 {
   ClutterStageViewPrivate *priv =
     clutter_stage_view_get_instance_private (view);
@@ -222,7 +225,6 @@ clutter_stage_view_after_paint (ClutterStageView            *view,
       if (priv->shadowfb)
         {
           clutter_stage_view_copy_to_framebuffer (view,
-                                                  rect,
                                                   priv->offscreen_pipeline,
                                                   priv->offscreen,
                                                   priv->shadowfb,
@@ -231,7 +233,6 @@ clutter_stage_view_after_paint (ClutterStageView            *view,
       else
         {
           clutter_stage_view_copy_to_framebuffer (view,
-                                                  rect,
                                                   priv->offscreen_pipeline,
                                                   priv->offscreen,
                                                   priv->framebuffer,
@@ -243,7 +244,6 @@ clutter_stage_view_after_paint (ClutterStageView            *view,
     {
       clutter_stage_view_ensure_shadowfb_blit_pipeline (view);
       clutter_stage_view_copy_to_framebuffer (view,
-                                              rect,
                                               priv->shadowfb_pipeline,
                                               priv->shadowfb,
                                               priv->framebuffer,
@@ -307,6 +307,86 @@ clutter_stage_view_get_offscreen_transformation_matrix (ClutterStageView *view,
   view_class->get_offscreen_transformation_matrix (view, matrix);
 }
 
+void
+clutter_stage_view_add_redraw_clip (ClutterStageView            *view,
+                                    const cairo_rectangle_int_t *clip)
+{
+  ClutterStageViewPrivate *priv =
+    clutter_stage_view_get_instance_private (view);
+
+  if (priv->has_redraw_clip && !priv->redraw_clip)
+    return;
+
+  if (!clip)
+    {
+      g_clear_pointer (&priv->redraw_clip, cairo_region_destroy);
+      priv->has_redraw_clip = TRUE;
+      return;
+    }
+
+  if (clip->width == 0 || clip->height == 0)
+    return;
+
+  if (!priv->redraw_clip)
+    {
+      if (!clutter_util_rectangle_equal (&priv->layout, clip))
+        priv->redraw_clip = cairo_region_create_rectangle (clip);
+    }
+  else
+    {
+      cairo_region_union_rectangle (priv->redraw_clip, clip);
+
+      if (cairo_region_num_rectangles (priv->redraw_clip) == 1)
+        {
+          cairo_rectangle_int_t redraw_clip_extents;
+
+          cairo_region_get_extents (priv->redraw_clip, &redraw_clip_extents);
+          if (clutter_util_rectangle_equal (&priv->layout, &redraw_clip_extents))
+            g_clear_pointer (&priv->redraw_clip, cairo_region_destroy);
+        }
+    }
+
+  priv->has_redraw_clip = TRUE;
+}
+
+gboolean
+clutter_stage_view_has_redraw_clip (ClutterStageView *view)
+{
+  ClutterStageViewPrivate *priv =
+    clutter_stage_view_get_instance_private (view);
+
+  return priv->has_redraw_clip;
+}
+
+gboolean
+clutter_stage_view_has_full_redraw_clip (ClutterStageView *view)
+{
+  ClutterStageViewPrivate *priv =
+    clutter_stage_view_get_instance_private (view);
+
+  return priv->has_redraw_clip && !priv->redraw_clip;
+}
+
+const cairo_region_t *
+clutter_stage_view_peek_redraw_clip (ClutterStageView *view)
+{
+  ClutterStageViewPrivate *priv =
+    clutter_stage_view_get_instance_private (view);
+
+  return priv->redraw_clip;
+}
+
+cairo_region_t *
+clutter_stage_view_take_redraw_clip (ClutterStageView *view)
+{
+  ClutterStageViewPrivate *priv =
+    clutter_stage_view_get_instance_private (view);
+
+  priv->has_redraw_clip = FALSE;
+
+  return g_steal_pointer (&priv->redraw_clip);
+}
+
 void
 clutter_stage_view_transform_to_onscreen (ClutterStageView *view,
                                           gfloat           *x,
@@ -419,6 +499,7 @@ clutter_stage_view_dispose (GObject *object)
   g_clear_pointer (&priv->offscreen, cogl_object_unref);
   g_clear_pointer (&priv->offscreen_pipeline, cogl_object_unref);
   g_clear_pointer (&priv->shadowfb_pipeline, cogl_object_unref);
+  g_clear_pointer (&priv->redraw_clip, cairo_region_destroy);
 
   G_OBJECT_CLASS (clutter_stage_view_parent_class)->dispose (object);
 }

clutter/clutter/clutter-stage-window.c

@@ -178,77 +178,6 @@ _clutter_stage_window_clear_update_time (ClutterStageWindow *window)
   iface->clear_update_time (window);
 }
 
-void
-_clutter_stage_window_add_redraw_clip (ClutterStageWindow    *window,
-                                       cairo_rectangle_int_t *stage_clip)
-{
-  ClutterStageWindowInterface *iface;
-
-  g_return_if_fail (CLUTTER_IS_STAGE_WINDOW (window));
-
-  iface = CLUTTER_STAGE_WINDOW_GET_IFACE (window);
-  if (iface->add_redraw_clip != NULL)
-    iface->add_redraw_clip (window, stage_clip);
-}
-
-/* Determines if the backend will clip the rendering of the next
- * frame.
- *
- * Note: at the start of each new frame there is an implied clip that
- * clips everything (i.e. nothing would be drawn) so this function
- * will return True at the start of a new frame if the backend
- * supports clipped redraws.
- */
-gboolean
-_clutter_stage_window_has_redraw_clips (ClutterStageWindow *window)
-{
-  ClutterStageWindowInterface *iface;
-
-  g_return_val_if_fail (CLUTTER_IS_STAGE_WINDOW (window), FALSE);
-
-  iface = CLUTTER_STAGE_WINDOW_GET_IFACE (window);
-  if (iface->has_redraw_clips != NULL)
-    return iface->has_redraw_clips (window);
-
-  return FALSE;
-}
-
-/* Determines if the backend will discard any additional redraw clips
- * and instead promote them to a full stage redraw.
- *
- * The ideas is that backend may have some heuristics that cause it to
- * give up tracking redraw clips so this can be used to avoid the cost
- * of calculating a redraw clip when we know it's going to be ignored
- * anyway.
- */
-gboolean
-_clutter_stage_window_ignoring_redraw_clips (ClutterStageWindow *window)
-{
-  ClutterStageWindowInterface *iface;
-
-  g_return_val_if_fail (CLUTTER_IS_STAGE_WINDOW (window), FALSE);
-
-  iface = CLUTTER_STAGE_WINDOW_GET_IFACE (window);
-  if (iface->ignoring_redraw_clips != NULL)
-    return iface->ignoring_redraw_clips (window);
-
-  return TRUE;
-}
-
-cairo_region_t *
-_clutter_stage_window_get_redraw_clip (ClutterStageWindow *window)
-{
-  ClutterStageWindowInterface *iface;
-
-  g_return_val_if_fail (CLUTTER_IS_STAGE_WINDOW (window), FALSE);
-
-  iface = CLUTTER_STAGE_WINDOW_GET_IFACE (window);
-  if (iface->get_redraw_clip != NULL)
-    return iface->get_redraw_clip (window);
-
-  return NULL;
-}
-
 void
 _clutter_stage_window_set_accept_focus (ClutterStageWindow *window,
                                         gboolean            accept_focus)

clutter/clutter/clutter-stage-window.h

@@ -51,12 +51,6 @@ struct _ClutterStageWindowInterface
   gint64            (* get_update_time)         (ClutterStageWindow *stage_window);
   void              (* clear_update_time)       (ClutterStageWindow *stage_window);
 
-  void              (* add_redraw_clip)         (ClutterStageWindow    *stage_window,
-                                                 cairo_rectangle_int_t *stage_rectangle);
-  gboolean          (* has_redraw_clips)        (ClutterStageWindow    *stage_window);
-  gboolean          (* ignoring_redraw_clips)   (ClutterStageWindow    *stage_window);
-  cairo_region_t *  (* get_redraw_clip)         (ClutterStageWindow    *stage_window);
-
   void              (* set_accept_focus)        (ClutterStageWindow *stage_window,
                                                  gboolean            accept_focus);
 
@@ -94,12 +88,6 @@ void              _clutter_stage_window_schedule_update         (ClutterStageWin
 gint64            _clutter_stage_window_get_update_time         (ClutterStageWindow *window);
 void              _clutter_stage_window_clear_update_time       (ClutterStageWindow *window);
 
-void              _clutter_stage_window_add_redraw_clip         (ClutterStageWindow    *window,
-                                                                 cairo_rectangle_int_t *stage_clip);
-gboolean          _clutter_stage_window_has_redraw_clips        (ClutterStageWindow    *window);
-gboolean          _clutter_stage_window_ignoring_redraw_clips   (ClutterStageWindow    *window);
-cairo_region_t *  _clutter_stage_window_get_redraw_clip         (ClutterStageWindow    *window);
-
 void              _clutter_stage_window_set_accept_focus        (ClutterStageWindow *window,
                                                                  gboolean            accept_focus);
 

clutter/clutter/clutter-stage.c

@@ -60,15 +60,17 @@
 #include "clutter-color.h"
 #include "clutter-container.h"
 #include "clutter-debug.h"
-#include "clutter-device-manager-private.h"
 #include "clutter-enum-types.h"
 #include "clutter-event-private.h"
 #include "clutter-id-pool.h"
+#include "clutter-input-device-private.h"
 #include "clutter-main.h"
 #include "clutter-marshal.h"
 #include "clutter-master-clock.h"
 #include "clutter-mutter.h"
+#include "clutter-paint-context-private.h"
 #include "clutter-paint-volume-private.h"
+#include "clutter-pick-context-private.h"
 #include "clutter-private.h"
 #include "clutter-stage-manager-private.h"
 #include "clutter-stage-private.h"
@@ -76,7 +78,6 @@
 #include "clutter-private.h"
 
 #include "cogl/cogl.h"
-#include "cogl/cogl-trace.h"
 
 struct _ClutterStageQueueRedrawEntry
 {
@@ -118,10 +119,10 @@ struct _ClutterStagePrivate
 
   ClutterPlane current_clip_planes[4];
 
+  GHashTable *pending_relayouts;
+  unsigned int pending_relayouts_version;
   GList *pending_queue_redraws;
 
-  CoglFramebuffer *active_framebuffer;
-
   gint sync_delay;
 
   GTimer *fps_timer;
@@ -142,11 +143,8 @@ struct _ClutterStagePrivate
   gpointer paint_data;
   GDestroyNotify paint_notify;
 
-  cairo_rectangle_int_t view_clip;
-
   int update_freeze_count;
 
-  guint relayout_pending       : 1;
   guint redraw_pending         : 1;
   guint is_cursor_visible      : 1;
   guint throttle_motion_events : 1;
@@ -443,9 +441,9 @@ is_inside_axis_aligned_rectangle (const graphene_point_t *point,
                                   const graphene_point_t *vertices)
 {
   float min_x = FLT_MAX;
-  float max_x = FLT_MIN;
+  float max_x = -FLT_MAX;
   float min_y = FLT_MAX;
-  float max_y = FLT_MIN;
+  float max_y = -FLT_MAX;
   int i;
 
   for (i = 0; i < 3; i++)
@@ -558,6 +556,33 @@ pick_record_contains_point (ClutterStage     *stage,
   return TRUE;
 }
 
+static void
+clutter_stage_add_redraw_clip (ClutterStage          *stage,
+                               cairo_rectangle_int_t *clip)
+{
+  GList *l;
+
+  for (l = _clutter_stage_peek_stage_views (stage); l; l = l->next)
+    {
+      ClutterStageView *view = l->data;
+
+      if (!clip)
+        {
+          clutter_stage_view_add_redraw_clip (view, NULL);
+        }
+      else
+        {
+          cairo_rectangle_int_t view_layout;
+          cairo_rectangle_int_t intersection;
+
+          clutter_stage_view_get_layout (view, &view_layout);
+          if (_clutter_util_rectangle_intersection (&view_layout, clip,
+                                                    &intersection))
+            clutter_stage_view_add_redraw_clip (view, &intersection);
+        }
+    }
+}
+
 static inline void
 queue_full_redraw (ClutterStage *stage)
 {
@@ -576,7 +601,7 @@ queue_full_redraw (ClutterStage *stage)
   if (stage_window == NULL)
     return;
 
-  _clutter_stage_window_add_redraw_clip (stage_window, NULL);
+  clutter_stage_add_redraw_clip (stage, NULL);
 }
 
 static gboolean
@@ -838,20 +863,6 @@ _cogl_util_get_eye_planes_for_screen_poly (float *polygon,
   graphene_vec3_normalize (&plane->n, &plane->n);
 }
 
-static void
-_clutter_stage_update_active_framebuffer (ClutterStage    *stage,
-                                          CoglFramebuffer *framebuffer)
-{
-  ClutterStagePrivate *priv = stage->priv;
-
-  /* We track the CoglFramebuffer that corresponds to the stage itself
-   * so, for example, we can disable culling when rendering to an
-   * offscreen framebuffer.
-   */
-
-  priv->active_framebuffer = framebuffer;
-}
-
 /* XXX: Instead of having a toplevel 2D clip region, it might be
  * better to have a clip volume within the view frustum. This could
  * allow us to avoid projecting actors into window coordinates to
@@ -863,7 +874,6 @@ setup_view_for_pick_or_paint (ClutterStage                *stage,
                               const cairo_rectangle_int_t *clip)
 {
   ClutterStagePrivate *priv = stage->priv;
-  CoglFramebuffer *framebuffer = clutter_stage_view_get_framebuffer (view);
   cairo_rectangle_int_t view_layout;
   float clip_poly[8];
   float viewport[4];
@@ -914,25 +924,32 @@ setup_view_for_pick_or_paint (ClutterStage                *stage,
                                              priv->current_clip_planes);
 
   _clutter_stage_paint_volume_stack_free_all (stage);
-  _clutter_stage_update_active_framebuffer (stage, framebuffer);
 }
 
 static void
-clutter_stage_do_paint_view (ClutterStage                *stage,
-                             ClutterStageView            *view,
-                             const cairo_rectangle_int_t *clip)
+clutter_stage_do_paint_view (ClutterStage         *stage,
+                             ClutterStageView     *view,
+                             const cairo_region_t *redraw_clip)
 {
-  setup_view_for_pick_or_paint (stage, view, clip);
-  clutter_actor_paint (CLUTTER_ACTOR (stage));
+  ClutterPaintContext *paint_context;
+  cairo_rectangle_int_t clip_rect;
+
+  paint_context = clutter_paint_context_new_for_view (view, redraw_clip);
+
+  cairo_region_get_extents (redraw_clip, &clip_rect);
+  setup_view_for_pick_or_paint (stage, view, &clip_rect);
+
+  clutter_actor_paint (CLUTTER_ACTOR (stage), paint_context);
+  clutter_paint_context_destroy (paint_context);
 }
 
 /* This provides a common point of entry for painting the scenegraph
  * for picking or painting...
  */
 void
-_clutter_stage_paint_view (ClutterStage                *stage,
-                           ClutterStageView            *view,
-                           const cairo_rectangle_int_t *clip)
+clutter_stage_paint_view (ClutterStage         *stage,
+                          ClutterStageView     *view,
+                          const cairo_region_t *redraw_clip)
 {
   ClutterStagePrivate *priv = stage->priv;
 
@@ -941,15 +958,11 @@ _clutter_stage_paint_view (ClutterStage                *stage,
 
   COGL_TRACE_BEGIN_SCOPED (ClutterStagePaintView, "Paint (view)");
 
-  priv->view_clip = *clip;
-
   if (g_signal_has_handler_pending (stage, stage_signals[PAINT_VIEW],
                                     0, TRUE))
-    g_signal_emit (stage, stage_signals[PAINT_VIEW], 0, view);
+    g_signal_emit (stage, stage_signals[PAINT_VIEW], 0, view, redraw_clip);
   else
-    CLUTTER_STAGE_GET_CLASS (stage)->paint_view (stage, view);
-
-  priv->view_clip = (cairo_rectangle_int_t) { 0 };
+    CLUTTER_STAGE_GET_CLASS (stage)->paint_view (stage, view, redraw_clip);
 }
 
 void
@@ -963,18 +976,20 @@ _clutter_stage_emit_after_paint (ClutterStage *stage)
  * respect the Z order as it uses our empty sort_depth_order.
  */
 static void
-clutter_stage_paint (ClutterActor *self)
+clutter_stage_paint (ClutterActor        *self,
+                     ClutterPaintContext *paint_context)
 {
   ClutterActorIter iter;
   ClutterActor *child;
 
   clutter_actor_iter_init (&iter, self);
   while (clutter_actor_iter_next (&iter, &child))
-    clutter_actor_paint (child);
+    clutter_actor_paint (child, paint_context);
 }
 
 static void
-clutter_stage_pick (ClutterActor *self)
+clutter_stage_pick (ClutterActor       *self,
+                    ClutterPickContext *pick_context)
 {
   ClutterActorIter iter;
   ClutterActor *child;
@@ -985,7 +1000,7 @@ clutter_stage_pick (ClutterActor *self)
    */
   clutter_actor_iter_init (&iter, self);
   while (clutter_actor_iter_next (&iter, &child))
-    clutter_actor_pick (child);
+    clutter_actor_pick (child, pick_context);
 }
 
 static gboolean
@@ -1248,11 +1263,9 @@ _clutter_stage_process_queued_events (ClutterStage *stage)
 
               if (next_event->type == CLUTTER_MOTION)
                 {
-                  ClutterDeviceManager *device_manager =
-                    clutter_device_manager_get_default ();
+                  ClutterSeat *seat = clutter_input_device_get_seat (device);
 
-                  _clutter_device_manager_compress_motion (device_manager,
-                                                           next_event, event);
+                  clutter_seat_compress_motion (seat, next_event, event);
                 }
 
               goto next_event;
@@ -1298,7 +1311,26 @@ _clutter_stage_needs_update (ClutterStage *stage)
 
   priv = stage->priv;
 
-  return priv->relayout_pending || priv->redraw_pending;
+  return priv->redraw_pending || g_hash_table_size (priv->pending_relayouts) > 0;
+}
+
+void
+clutter_stage_queue_actor_relayout (ClutterStage *stage,
+                                    ClutterActor *actor)
+{
+  ClutterStagePrivate *priv = stage->priv;
+
+  if (g_hash_table_contains (priv->pending_relayouts, stage))
+    return;
+
+  if (g_hash_table_size (priv->pending_relayouts) == 0)
+    _clutter_stage_schedule_update (stage);
+
+  if (actor == (ClutterActor *) stage)
+    g_hash_table_remove_all (priv->pending_relayouts);
+
+  g_hash_table_add (priv->pending_relayouts, g_object_ref (actor));
+  priv->pending_relayouts_version++;
 }
 
 void
@@ -1306,41 +1338,58 @@ _clutter_stage_maybe_relayout (ClutterActor *actor)
 {
   ClutterStage *stage = CLUTTER_STAGE (actor);
   ClutterStagePrivate *priv = stage->priv;
-  gfloat natural_width, natural_height;
-  ClutterActorBox box = { 0, };
+  GHashTableIter iter;
+  gpointer key;
+  int count = 0;
 
-  if (!priv->relayout_pending)
+  /* No work to do? Avoid the extraneous debug log messages too. */
+  if (g_hash_table_size (priv->pending_relayouts) == 0)
     return;
 
-  /* avoid reentrancy */
-  if (!CLUTTER_ACTOR_IN_RELAYOUT (stage))
+  CLUTTER_NOTE (ACTOR, ">>> Recomputing layout");
+
+  g_hash_table_iter_init (&iter, priv->pending_relayouts);
+  while (g_hash_table_iter_next (&iter, &key, NULL))
     {
-      priv->relayout_pending = FALSE;
-      priv->stage_was_relayout = TRUE;
+      g_autoptr (ClutterActor) queued_actor = key;
+      unsigned int old_version;
 
-      CLUTTER_NOTE (ACTOR, "Recomputing layout");
+      g_hash_table_iter_steal (&iter);
+      priv->pending_relayouts_version++;
 
-      CLUTTER_SET_PRIVATE_FLAGS (stage, CLUTTER_IN_RELAYOUT);
+      if (CLUTTER_ACTOR_IN_RELAYOUT (queued_actor))  /* avoid reentrancy */
+        continue;
 
-      natural_width = natural_height = 0;
-      clutter_actor_get_preferred_size (CLUTTER_ACTOR (stage),
-                                        NULL, NULL,
-                                        &natural_width, &natural_height);
+      /* An actor may have been destroyed or hidden between queuing and now */
+      if (clutter_actor_get_stage (queued_actor) != actor)
+        continue;
 
-      box.x1 = 0;
-      box.y1 = 0;
-      box.x2 = natural_width;
-      box.y2 = natural_height;
+      if (queued_actor == actor)
+        CLUTTER_NOTE (ACTOR, "    Deep relayout of stage %s",
+                      _clutter_actor_get_debug_name (queued_actor));
+      else
+        CLUTTER_NOTE (ACTOR, "    Shallow relayout of actor %s",
+                      _clutter_actor_get_debug_name (queued_actor));
 
-      CLUTTER_NOTE (ACTOR, "Allocating (0, 0 - %d, %d) for the stage",
-                    (int) natural_width,
-                    (int) natural_height);
+      CLUTTER_SET_PRIVATE_FLAGS (queued_actor, CLUTTER_IN_RELAYOUT);
 
-      clutter_actor_allocate (CLUTTER_ACTOR (stage),
-                              &box, CLUTTER_ALLOCATION_NONE);
+      old_version = priv->pending_relayouts_version;
+      clutter_actor_allocate_preferred_size (queued_actor,
+                                             CLUTTER_ALLOCATION_NONE);
 
-      CLUTTER_UNSET_PRIVATE_FLAGS (stage, CLUTTER_IN_RELAYOUT);
+      CLUTTER_UNSET_PRIVATE_FLAGS (queued_actor, CLUTTER_IN_RELAYOUT);
+
+      count++;
+
+      /* Prevent using an iterator that's been invalidated */
+      if (old_version != priv->pending_relayouts_version)
+        g_hash_table_iter_init (&iter, priv->pending_relayouts);
     }
+
+  CLUTTER_NOTE (ACTOR, "<<< Completed recomputing layout of %d subtrees", count);
+
+  if (count)
+    priv->stage_was_relayout = TRUE;
 }
 
 static void
@@ -1390,21 +1439,21 @@ clutter_stage_do_redraw (ClutterStage *stage)
 static GSList *
 _clutter_stage_check_updated_pointers (ClutterStage *stage)
 {
-  ClutterStagePrivate *priv = stage->priv;
-  ClutterDeviceManager *device_manager;
+  ClutterBackend *backend;
+  ClutterSeat *seat;
   GSList *updating = NULL;
-  const GSList *devices;
-  cairo_region_t *clip;
+  GList *l, *devices;
   graphene_point_t point;
 
-  clip = _clutter_stage_window_get_redraw_clip (priv->impl);
+  backend = clutter_get_default_backend ();
+  seat = clutter_backend_get_default_seat (backend);
+  devices = clutter_seat_list_devices (seat);
 
-  device_manager = clutter_device_manager_get_default ();
-  devices = clutter_device_manager_peek_devices (device_manager);
-
-  for (; devices != NULL; devices = devices->next)
+  for (l = devices; l; l = l->next)
     {
-      ClutterInputDevice *dev = devices->data;
+      ClutterInputDevice *dev = l->data;
+      ClutterStageView *view;
+      const cairo_region_t *clip;
 
       if (clutter_input_device_get_device_mode (dev) !=
           CLUTTER_INPUT_MODE_MASTER)
@@ -1420,6 +1469,11 @@ _clutter_stage_check_updated_pointers (ClutterStage *stage)
           if (!clutter_input_device_get_coords (dev, NULL, &point))
             continue;
 
+          view = clutter_stage_get_view_at (stage, point.x, point.y);
+          if (!view)
+            continue;
+
+          clip = clutter_stage_view_peek_redraw_clip (view);
           if (!clip || cairo_region_contains_point (clip, point.x, point.y))
             updating = g_slist_prepend (updating, dev);
           break;
@@ -1433,6 +1487,8 @@ _clutter_stage_check_updated_pointers (ClutterStage *stage)
         }
     }
 
+  g_list_free (devices);
+
   return updating;
 }
 
@@ -1505,7 +1561,7 @@ _clutter_stage_do_update (ClutterStage *stage)
 
   while (pointers)
     {
-      _clutter_input_device_update (pointers->data, NULL, TRUE);
+      clutter_input_device_update (pointers->data, NULL, TRUE);
       pointers = g_slist_delete_link (pointers, pointers);
     }
 
@@ -1518,20 +1574,31 @@ static void
 clutter_stage_real_queue_relayout (ClutterActor *self)
 {
   ClutterStage *stage = CLUTTER_STAGE (self);
-  ClutterStagePrivate *priv = stage->priv;
   ClutterActorClass *parent_class;
 
-  if (!priv->relayout_pending)
-    {
-      _clutter_stage_schedule_update (stage);
-      priv->relayout_pending = TRUE;
-    }
+  clutter_stage_queue_actor_relayout (stage, self);
 
   /* chain up */
   parent_class = CLUTTER_ACTOR_CLASS (clutter_stage_parent_class);
   parent_class->queue_relayout (self);
 }
 
+static gboolean
+is_full_stage_redraw_queued (ClutterStage *stage)
+{
+  GList *l;
+
+  for (l = _clutter_stage_peek_stage_views (stage); l; l = l->next)
+    {
+      ClutterStageView *view = l->data;
+
+      if (!clutter_stage_view_has_full_redraw_clip (view))
+        return FALSE;
+    }
+
+  return TRUE;
+}
+
 static gboolean
 clutter_stage_real_queue_redraw (ClutterActor       *actor,
                                  ClutterActor       *leaf,
@@ -1553,12 +1620,12 @@ clutter_stage_real_queue_redraw (ClutterActor       *actor,
   if (stage_window == NULL)
     return TRUE;
 
-  if (_clutter_stage_window_ignoring_redraw_clips (stage_window))
+  if (is_full_stage_redraw_queued (stage))
     return FALSE;
 
   if (redraw_clip == NULL)
     {
-      _clutter_stage_window_add_redraw_clip (stage_window, NULL);
+      clutter_stage_add_redraw_clip (stage, NULL);
       return FALSE;
     }
 
@@ -1590,43 +1657,20 @@ clutter_stage_real_queue_redraw (ClutterActor       *actor,
   stage_clip.width = intersection_box.x2 - stage_clip.x;
   stage_clip.height = intersection_box.y2 - stage_clip.y;
 
-  _clutter_stage_window_add_redraw_clip (stage_window, &stage_clip);
+  clutter_stage_add_redraw_clip (stage, &stage_clip);
   return FALSE;
 }
 
 gboolean
 _clutter_stage_has_full_redraw_queued (ClutterStage *stage)
 {
-  ClutterStageWindow *stage_window = _clutter_stage_get_window (stage);
-
-  if (CLUTTER_ACTOR_IN_DESTRUCTION (stage) || stage_window == NULL)
+  if (CLUTTER_ACTOR_IN_DESTRUCTION (stage))
     return FALSE;
 
-  if (stage->priv->redraw_pending &&
-      !_clutter_stage_window_has_redraw_clips (stage_window))
-    return TRUE;
-  else
+  if (!stage->priv->redraw_pending)
     return FALSE;
-}
 
-cairo_region_t *
-clutter_stage_get_redraw_clip (ClutterStage *stage)
-{
-  ClutterStagePrivate *priv;
-  cairo_rectangle_int_t clip;
-  cairo_region_t *region;
-
-  g_return_val_if_fail (CLUTTER_IS_STAGE (stage), NULL);
-
-  priv = stage->priv;
-
-  region = _clutter_stage_window_get_redraw_clip (priv->impl);
-  if (region)
-    return region;
-
-  /* Set clip to the full extents of the stage */
-  _clutter_stage_window_get_geometry (priv->impl, &clip);
-  return cairo_region_create_rectangle (&clip);
+  return is_full_stage_redraw_queued (stage);
 }
 
 static ClutterActor *
@@ -1638,24 +1682,25 @@ _clutter_stage_do_pick_on_view (ClutterStage     *stage,
 {
   ClutterMainContext *context = _clutter_context_get_default ();
   ClutterStagePrivate *priv = stage->priv;
-  CoglFramebuffer *fb = clutter_stage_view_get_framebuffer (view);
   int i;
 
   g_assert (context->pick_mode == CLUTTER_PICK_NONE);
 
   if (mode != priv->cached_pick_mode)
     {
+      ClutterPickContext *pick_context;
+
       _clutter_stage_clear_pick_stack (stage);
 
-      cogl_push_framebuffer (fb);
+      pick_context = clutter_pick_context_new_for_view (view);
 
       context->pick_mode = mode;
       setup_view_for_pick_or_paint (stage, view, NULL);
-      clutter_actor_pick (CLUTTER_ACTOR (stage));
+      clutter_actor_pick (CLUTTER_ACTOR (stage), pick_context);
       context->pick_mode = CLUTTER_PICK_NONE;
       priv->cached_pick_mode = mode;
 
-      cogl_pop_framebuffer ();
+      clutter_pick_context_destroy (pick_context);
 
       add_pick_stack_weak_refs (stage);
     }
@@ -1918,6 +1963,8 @@ clutter_stage_dispose (GObject *object)
                     (GDestroyNotify) free_queue_redraw_entry);
   priv->pending_queue_redraws = NULL;
 
+  g_clear_pointer (&priv->pending_relayouts, g_hash_table_destroy);
+
   /* this will release the reference on the stage */
   stage_manager = clutter_stage_manager_get_default ();
   _clutter_stage_manager_remove_stage (stage_manager, stage);
@@ -1952,13 +1999,11 @@ clutter_stage_finalize (GObject *object)
 }
 
 static void
-clutter_stage_real_paint_view (ClutterStage     *stage,
-                               ClutterStageView *view)
+clutter_stage_real_paint_view (ClutterStage         *stage,
+                               ClutterStageView     *view,
+                               const cairo_region_t *redraw_clip)
 {
-  ClutterStagePrivate *priv = stage->priv;
-  const cairo_rectangle_int_t *clip = &priv->view_clip;
-
-  clutter_stage_do_paint_view (stage, view, clip);
+  clutter_stage_do_paint_view (stage, view, redraw_clip);
 }
 
 static void
@@ -2165,6 +2210,7 @@ clutter_stage_class_init (ClutterStageClass *klass)
   /**
    * ClutterStage::after-paint:
    * @stage: the stage that received the event
+   * @paint_Context: the paint context
    *
    * The ::after-paint signal is emitted after the stage is painted,
    * but before the results are displayed on the screen.
@@ -2183,6 +2229,7 @@ clutter_stage_class_init (ClutterStageClass *klass)
    * ClutterStage::paint-view:
    * @stage: the stage that received the event
    * @view: a #ClutterStageView
+   * @redraw_clip: a #cairo_region_t with the redraw clip
    *
    * The ::paint-view signal is emitted before a #ClutterStageView is being
    * painted.
@@ -2197,8 +2244,9 @@ clutter_stage_class_init (ClutterStageClass *klass)
                   G_SIGNAL_RUN_LAST,
                   G_STRUCT_OFFSET (ClutterStageClass, paint_view),
                   NULL, NULL, NULL,
-                  G_TYPE_NONE, 1,
-                  CLUTTER_TYPE_STAGE_VIEW);
+                  G_TYPE_NONE, 2,
+                  CLUTTER_TYPE_STAGE_VIEW,
+                  G_TYPE_POINTER);
 
   /**
    * ClutterStage::presented: (skip)
@@ -2276,7 +2324,11 @@ clutter_stage_init (ClutterStage *self)
   clutter_actor_set_background_color (CLUTTER_ACTOR (self),
                                       &default_stage_color);
 
-  priv->relayout_pending = TRUE;
+  priv->pending_relayouts = g_hash_table_new_full (NULL,
+                                                   NULL,
+                                                   g_object_unref,
+                                                   NULL);
+  clutter_stage_queue_actor_relayout (self, CLUTTER_ACTOR (self));
 
   clutter_actor_set_reactive (CLUTTER_ACTOR (self), TRUE);
   clutter_stage_set_title (self, g_get_prgname ());
@@ -2770,14 +2822,17 @@ clutter_stage_read_pixels (ClutterStage *stage,
                                       .height = height,
                                     });
   cairo_region_get_extents (clip, &clip_rect);
-  cairo_region_destroy (clip);
 
   if (clip_rect.width == 0 || clip_rect.height == 0)
-    return NULL;
+    {
+      cairo_region_destroy (clip);
+      return NULL;
+    }
 
   framebuffer = clutter_stage_view_get_framebuffer (view);
-  cogl_push_framebuffer (framebuffer);
-  clutter_stage_do_paint_view (stage, view, &clip_rect);
+  clutter_stage_do_paint_view (stage, view, clip);
+
+  cairo_region_destroy (clip);
 
   view_scale = clutter_stage_view_get_scale (view);
   pixel_width = roundf (clip_rect.width * view_scale);
@@ -2791,8 +2846,6 @@ clutter_stage_read_pixels (ClutterStage *stage,
                                 COGL_PIXEL_FORMAT_RGBA_8888,
                                 pixels);
 
-  cogl_pop_framebuffer ();
-
   return pixels;
 }
 
@@ -3354,10 +3407,9 @@ clutter_stage_ensure_redraw (ClutterStage *stage)
 
   priv = stage->priv;
 
-  if (!priv->relayout_pending && !priv->redraw_pending)
+  if (!_clutter_stage_needs_update (stage))
     _clutter_stage_schedule_update (stage);
 
-  priv->relayout_pending = TRUE;
   priv->redraw_pending = TRUE;
 
   master_clock = _clutter_master_clock_get_default ();
@@ -4012,18 +4064,6 @@ clutter_stage_get_motion_events_enabled (ClutterStage *stage)
   return stage->priv->motion_events_enabled;
 }
 
-/* NB: The presumption shouldn't be that a stage can't be comprised
- * of multiple internal framebuffers, so instead of simply naming
- * this function _clutter_stage_get_framebuffer(), the "active"
- * infix is intended to clarify that it gets the framebuffer that
- * is currently in use/being painted.
- */
-CoglFramebuffer *
-_clutter_stage_get_active_framebuffer (ClutterStage *stage)
-{
-  return stage->priv->active_framebuffer;
-}
-
 void
 _clutter_stage_add_pointer_drag_actor (ClutterStage       *stage,
                                        ClutterInputDevice *device,
@@ -4299,7 +4339,6 @@ capture_view (ClutterStage          *stage,
                                       texture_width, texture_height);
   cairo_surface_set_device_scale (image, view_scale, view_scale);
 
-
   data = cairo_image_surface_get_data (image);
   stride = cairo_image_surface_get_stride (image);
 
@@ -4309,6 +4348,20 @@ capture_view (ClutterStage          *stage,
   cairo_surface_mark_dirty (capture->image);
 }
 
+/**
+ * clutter_stage_capture:
+ * @stage: a #ClutterStage
+ * @paint: whether to pain the frame
+ * @rect: a #cairo_rectangle_int_t in stage coordinates
+ * @out_captures: (out) (array length=out_n_captures): an array of
+ *   #ClutterCapture
+ * @out_n_captures: (out): the number of captures in @out_captures
+ *
+ * Captures the stage pixels of @rect into @captures. @rect is in stage
+ * coordinates.
+ *
+ * Returns: %TRUE if a #ClutterCapture has been created, %FALSE otherwise
+ */
 gboolean
 clutter_stage_capture (ClutterStage          *stage,
                        gboolean               paint,
@@ -4433,9 +4486,12 @@ capture_view_into (ClutterStage          *stage,
 
   if (paint)
     {
-      cogl_push_framebuffer (framebuffer);
+      cairo_region_t *region;
+
       _clutter_stage_maybe_setup_viewport (stage, view);
-      clutter_stage_do_paint_view (stage, view, rect);
+      region = cairo_region_create_rectangle (rect);
+      clutter_stage_do_paint_view (stage, view, region);
+      cairo_region_destroy (region);
     }
 
   view_scale = clutter_stage_view_get_scale (view);
@@ -4458,55 +4514,45 @@ capture_view_into (ClutterStage          *stage,
                                             COGL_READ_PIXELS_COLOR_BUFFER,
                                             bitmap);
 
-  if (paint)
-    cogl_pop_framebuffer ();
-
   cogl_object_unref (bitmap);
 }
 
-static ClutterStageView *
-get_view_at_rect (ClutterStage          *stage,
-                  cairo_rectangle_int_t *rect)
-{
-  ClutterStagePrivate *priv = stage->priv;
-  GList *views = _clutter_stage_window_get_views (priv->impl);
-  GList *l;
-
-  for (l = views; l; l = l->next)
-    {
-      ClutterStageView *view = l->data;
-      cairo_rectangle_int_t view_layout;
-      cairo_region_t *region;
-      cairo_rectangle_int_t view_capture_rect;
-
-      clutter_stage_view_get_layout (view, &view_layout);
-      region = cairo_region_create_rectangle (&view_layout);
-      cairo_region_intersect_rectangle (region, rect);
-      cairo_region_get_extents (region, &view_capture_rect);
-      cairo_region_destroy (region);
-
-      if (view_capture_rect.width == 0 || view_capture_rect.height == 0)
-        continue;
-
-      g_assert (view_capture_rect.width == rect->width &&
-                view_capture_rect.height == rect->height);
-      return view;
-    }
-
-  return NULL;
-}
-
 void
 clutter_stage_capture_into (ClutterStage          *stage,
                             gboolean               paint,
                             cairo_rectangle_int_t *rect,
                             uint8_t               *data)
 {
-  ClutterStageView *view;
+  ClutterStagePrivate *priv = stage->priv;
+  GList *l;
   int bpp = 4;
+  int stride;
 
-  view = get_view_at_rect (stage, rect);
-  capture_view_into (stage, paint, view, rect, data, rect->width * bpp);
+  stride = rect->width * 4;
+
+  for (l = _clutter_stage_window_get_views (priv->impl); l; l = l->next)
+    {
+      ClutterStageView *view = l->data;
+      cairo_rectangle_int_t view_layout;
+      cairo_region_t *region;
+      cairo_rectangle_int_t capture_rect;
+      int x_offset, y_offset;
+
+      clutter_stage_view_get_layout (view, &view_layout);
+      region = cairo_region_create_rectangle (&view_layout);
+      cairo_region_intersect_rectangle (region, rect);
+
+      cairo_region_get_extents (region, &capture_rect);
+      cairo_region_destroy (region);
+
+      x_offset = capture_rect.x - rect->x;
+      y_offset = capture_rect.y - rect->y;
+
+      capture_view_into (stage, paint, view,
+                         &capture_rect,
+                         data + (x_offset * bpp) + (y_offset * stride),
+                         stride);
+    }
 }
 
 /**

clutter/clutter/clutter-stage.h

@@ -84,8 +84,9 @@ struct _ClutterStageClass
   gboolean (* delete_event) (ClutterStage *stage,
                              ClutterEvent *event);
 
-  void (* paint_view) (ClutterStage     *stage,
-                       ClutterStageView *view);
+  void (* paint_view) (ClutterStage         *stage,
+                       ClutterStageView     *view,
+                       const cairo_region_t *redraw_clip);
 
   /*< private >*/
   /* padding for future expansion */
@@ -205,8 +206,6 @@ guchar *        clutter_stage_read_pixels                       (ClutterStage
                                                                  gint                   width,
                                                                  gint                   height);
 
-CLUTTER_EXPORT
-cairo_region_t * clutter_stage_get_redraw_clip                  (ClutterStage          *stage);
 CLUTTER_EXPORT
 void            clutter_stage_ensure_viewport                   (ClutterStage          *stage);
 CLUTTER_EXPORT
@@ -234,8 +233,8 @@ CLUTTER_EXPORT
 gboolean clutter_stage_capture (ClutterStage          *stage,
                                 gboolean               paint,
                                 cairo_rectangle_int_t *rect,
-                                ClutterCapture       **captures,
-                                int                   *n_captures);
+                                ClutterCapture       **out_captures,
+                                int                   *out_n_captures);
 CLUTTER_EXPORT
 ClutterStageView * clutter_stage_get_view_at (ClutterStage *stage,
                                               float         x,

clutter/clutter/clutter-text.c

@@ -348,13 +348,23 @@ clutter_text_input_focus_request_surrounding (ClutterInputFocus *focus)
 
 static void
 clutter_text_input_focus_delete_surrounding (ClutterInputFocus *focus,
-                                             guint              offset,
+                                             int                offset,
                                              guint              len)
 {
   ClutterText *clutter_text = CLUTTER_TEXT_INPUT_FOCUS (focus)->text;
+  int cursor;
+  int start;
 
+  cursor = clutter_text_get_cursor_position (clutter_text);
+  start = cursor + offset;
+  if (start < 0)
+    {
+      g_warning ("The offset '%d' of deleting surrounding is larger than the cursor pos '%d'",
+                 offset, cursor);
+      return;
+    }
   if (clutter_text_get_editable (clutter_text))
-    clutter_text_delete_text (clutter_text, offset, len);
+    clutter_text_delete_text (clutter_text, start, len);
 }
 
 static void
@@ -759,7 +769,14 @@ clutter_text_create_layout_no_cache (ClutterText       *text,
           ClutterTextDirection text_dir;
 
           if (clutter_actor_has_key_focus (CLUTTER_ACTOR (text)))
-            pango_dir = _clutter_backend_get_keymap_direction (backend);
+            {
+              ClutterSeat *seat;
+              ClutterKeymap *keymap;
+
+              seat = clutter_backend_get_default_seat (backend);
+              keymap = clutter_seat_get_keymap (seat);
+              pango_dir = clutter_keymap_get_direction (keymap);
+            }
           else
             {
               text_dir = clutter_actor_get_text_direction (CLUTTER_ACTOR (text));
@@ -1991,7 +2008,7 @@ selection_paint (ClutterText     *self,
                                 color->blue,
                                 paint_opacity * color->alpha / 255);
 
-      cogl_pango_render_layout (layout, priv->text_x, 0, &cogl_color, 0);
+      cogl_pango_show_layout (fb, layout, priv->text_x, 0, &cogl_color);
 
       cogl_framebuffer_pop_clip (fb);
     }
@@ -2548,7 +2565,8 @@ clutter_text_compute_layout_offsets (ClutterText           *self,
 #define TEXT_PADDING    2
 
 static void
-clutter_text_paint (ClutterActor *self)
+clutter_text_paint (ClutterActor        *self,
+                    ClutterPaintContext *paint_context)
 {
   ClutterText *text = CLUTTER_TEXT (self);
   ClutterTextPrivate *priv = text->priv;
@@ -2566,7 +2584,7 @@ clutter_text_paint (ClutterActor *self)
   float alloc_height;
   float resource_scale;
 
-  fb = cogl_get_draw_framebuffer ();
+  fb = clutter_paint_context_get_framebuffer (paint_context);
 
   /* Note that if anything in this paint method changes it needs to be
      reflected in the get_paint_volume implementation which is tightly
@@ -2754,7 +2772,7 @@ clutter_text_paint (ClutterActor *self)
                             priv->text_color.green,
                             priv->text_color.blue,
                             real_opacity);
-  cogl_pango_render_layout (layout, priv->text_x, priv->text_y, &color, 0);
+  cogl_pango_show_layout (fb, layout, priv->text_x, priv->text_y, &color);
 
   selection_paint (text, fb);
 

clutter/clutter/clutter-timeline.c

@@ -1038,15 +1038,15 @@ clutter_timeline_do_frame (ClutterTimeline *timeline)
        * to correpondingly reduce elapsed_time_delta to reflect the correct
        * range of times */
       if (priv->direction == CLUTTER_TIMELINE_FORWARD)
-	{
-	  elapsed_time_delta -= (priv->elapsed_time - priv->duration);
-	  priv->elapsed_time = priv->duration;
-	}
+        {
+          elapsed_time_delta -= (priv->elapsed_time - priv->duration);
+          priv->elapsed_time = priv->duration;
+        }
       else if (priv->direction == CLUTTER_TIMELINE_BACKWARD)
-	{
-	  elapsed_time_delta -= - priv->elapsed_time;
-	  priv->elapsed_time = 0;
-	}
+        {
+          elapsed_time_delta -= - priv->elapsed_time;
+          priv->elapsed_time = 0;
+        }
 
       end_msecs = priv->elapsed_time;
 
@@ -1756,12 +1756,12 @@ _clutter_timeline_do_tick (ClutterTimeline *timeline,
         }
 
       if (msecs != 0)
-	{
-	  /* Avoid accumulating error */
+        {
+          /* Avoid accumulating error */
           priv->last_frame_time += msecs;
-	  priv->msecs_delta = msecs;
-	  clutter_timeline_do_frame (timeline);
-	}
+          priv->msecs_delta = msecs;
+          clutter_timeline_do_frame (timeline);
+        }
     }
 }
 

clutter/clutter/clutter-util.c

@@ -214,6 +214,16 @@ _clutter_util_rectangle_intersection (const cairo_rectangle_int_t *src1,
     }
 }
 
+gboolean
+clutter_util_rectangle_equal (const cairo_rectangle_int_t *src1,
+                              const cairo_rectangle_int_t *src2)
+{
+  return ((src1->x == src2->x) &&
+          (src1->y == src2->y) &&
+          (src1->width == src2->width) &&
+          (src1->height == src2->height));
+}
+
 float
 _clutter_util_matrix_determinant (const ClutterMatrix *matrix)
 {

clutter/clutter/clutter-virtual-input-device.c

@@ -27,15 +27,15 @@
 
 #include "clutter-virtual-input-device.h"
 
-#include "clutter-device-manager.h"
-#include "clutter-private.h"
 #include "clutter-enum-types.h"
+#include "clutter-private.h"
+#include "clutter-seat.h"
 
 enum
 {
   PROP_0,
 
-  PROP_DEVICE_MANAGER,
+  PROP_SEAT,
   PROP_DEVICE_TYPE,
 
   PROP_LAST
@@ -45,7 +45,7 @@ static GParamSpec *obj_props[PROP_LAST];
 
 typedef struct _ClutterVirtualInputDevicePrivate
 {
-  ClutterDeviceManager *manager;
+  ClutterSeat *seat;
   ClutterInputDeviceType device_type;
 } ClutterVirtualInputDevicePrivate;
 
@@ -181,23 +181,6 @@ clutter_virtual_input_device_notify_touch_up (ClutterVirtualInputDevice *virtual
                           slot);
 }
 
-/**
- * clutter_virtual_input_device_get_manager:
- * @virtual_device: a virtual device
- *
- * Gets the device manager of this virtual device.
- *
- * Returns: (transfer none): The #ClutterDeviceManager of this virtual device
- **/
-ClutterDeviceManager *
-clutter_virtual_input_device_get_manager (ClutterVirtualInputDevice *virtual_device)
-{
-  ClutterVirtualInputDevicePrivate *priv =
-    clutter_virtual_input_device_get_instance_private (virtual_device);
-
-  return priv->manager;
-}
-
 int
 clutter_virtual_input_device_get_device_type (ClutterVirtualInputDevice *virtual_device)
 {
@@ -220,8 +203,8 @@ clutter_virtual_input_device_get_property (GObject    *object,
 
   switch (prop_id)
     {
-    case PROP_DEVICE_MANAGER:
-      g_value_set_object (value, priv->manager);
+    case PROP_SEAT:
+      g_value_set_object (value, priv->seat);
       break;
     case PROP_DEVICE_TYPE:
       g_value_set_enum (value, priv->device_type);
@@ -245,8 +228,8 @@ clutter_virtual_input_device_set_property (GObject      *object,
 
   switch (prop_id)
     {
-    case PROP_DEVICE_MANAGER:
-      priv->manager = g_value_get_object (value);
+    case PROP_SEAT:
+      priv->seat = g_value_get_object (value);
       break;
     case PROP_DEVICE_TYPE:
       priv->device_type = g_value_get_enum (value);
@@ -270,11 +253,11 @@ clutter_virtual_input_device_class_init (ClutterVirtualInputDeviceClass *klass)
   object_class->get_property = clutter_virtual_input_device_get_property;
   object_class->set_property = clutter_virtual_input_device_set_property;
 
-  obj_props[PROP_DEVICE_MANAGER] =
-    g_param_spec_object ("device-manager",
-                         P_("Device Manager"),
-                         P_("The device manager instance"),
-                         CLUTTER_TYPE_DEVICE_MANAGER,
+  obj_props[PROP_SEAT] =
+    g_param_spec_object ("seat",
+                         P_("Seat"),
+                         P_("Seat"),
+                         CLUTTER_TYPE_SEAT,
                          CLUTTER_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
   obj_props[PROP_DEVICE_TYPE] =
     g_param_spec_enum ("device-type",

clutter/clutter/clutter-virtual-input-device.h

@@ -27,7 +27,7 @@
 #include <glib-object.h>
 #include <stdint.h>
 
-#include "clutter-device-manager.h"
+#include "clutter-seat.h"
 
 #define CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE (clutter_virtual_input_device_get_type ())
 
@@ -169,9 +169,6 @@ void clutter_virtual_input_device_notify_touch_up (ClutterVirtualInputDevice *vi
                                                    uint64_t                   time_us,
                                                    int                        slot);
 
-CLUTTER_EXPORT
-ClutterDeviceManager * clutter_virtual_input_device_get_manager (ClutterVirtualInputDevice *virtual_device);
-
 CLUTTER_EXPORT
 int clutter_virtual_input_device_get_device_type (ClutterVirtualInputDevice *virtual_device);
 

clutter/clutter/clutter.h

@@ -56,7 +56,6 @@
 #include "clutter-content.h"
 #include "clutter-deform-effect.h"
 #include "clutter-desaturate-effect.h"
-#include "clutter-device-manager.h"
 #include "clutter-drag-action.h"
 #include "clutter-drop-action.h"
 #include "clutter-effect.h"

clutter/clutter/cogl/clutter-stage-cogl.c

@@ -47,7 +47,7 @@
 #include "clutter-stage-private.h"
 #include "clutter-stage-view-private.h"
 
-#include "cogl/cogl-trace.h"
+#define MAX_STACK_RECTS 256
 
 typedef struct _ClutterStageViewCoglPrivate
 {
@@ -288,97 +288,6 @@ clutter_stage_cogl_resize (ClutterStageWindow *stage_window,
 {
 }
 
-static gboolean
-clutter_stage_cogl_has_redraw_clips (ClutterStageWindow *stage_window)
-{
-  ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
-
-  /* NB: at the start of each new frame there is an implied clip that
-   * clips everything (i.e. nothing would be drawn) so we need to make
-   * sure we return True in the un-initialized case here.
-   */
-  if (!stage_cogl->initialized_redraw_clip ||
-      (stage_cogl->initialized_redraw_clip &&
-       stage_cogl->redraw_clip))
-    return TRUE;
-  else
-    return FALSE;
-}
-
-static gboolean
-clutter_stage_cogl_ignoring_redraw_clips (ClutterStageWindow *stage_window)
-{
-  ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
-
-  /* NB: a NULL clip means a full stage redraw is required */
-  if (stage_cogl->initialized_redraw_clip &&
-      !stage_cogl->redraw_clip)
-    return TRUE;
-  else
-    return FALSE;
-}
-
-/* A redraw clip represents (in stage coordinates) the bounding box of
- * something that needs to be redrawn. Typically they are added to the
- * StageWindow as a result of clutter_actor_queue_clipped_redraw() by
- * actors such as ClutterGLXTexturePixmap. All redraw clips are
- * discarded after the next paint.
- *
- * A NULL stage_clip means the whole stage needs to be redrawn.
- *
- * What we do with this information:
- * - we keep track of the bounding box for all redraw clips
- * - when we come to redraw; we scissor the redraw to that box and use
- *   glBlitFramebuffer to present the redraw to the front
- *   buffer.
- */
-static void
-clutter_stage_cogl_add_redraw_clip (ClutterStageWindow    *stage_window,
-                                    cairo_rectangle_int_t *stage_clip)
-{
-  ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
-
-  /* If we are already forced to do a full stage redraw then bail early */
-  if (clutter_stage_cogl_ignoring_redraw_clips (stage_window))
-    return;
-
-  /* A NULL stage clip means a full stage redraw has been queued and
-   * we keep track of this by setting a NULL redraw_clip.
-   */
-  if (stage_clip == NULL)
-    {
-      g_clear_pointer (&stage_cogl->redraw_clip, cairo_region_destroy);
-      stage_cogl->initialized_redraw_clip = TRUE;
-      return;
-    }
-
-  /* Ignore requests to add degenerate/empty clip rectangles */
-  if (stage_clip->width == 0 || stage_clip->height == 0)
-    return;
-
-  if (!stage_cogl->redraw_clip)
-    {
-      stage_cogl->redraw_clip = cairo_region_create_rectangle (stage_clip);
-    }
-  else
-    {
-      cairo_region_union_rectangle (stage_cogl->redraw_clip, stage_clip);
-    }
-
-  stage_cogl->initialized_redraw_clip = TRUE;
-}
-
-static cairo_region_t *
-clutter_stage_cogl_get_redraw_clip (ClutterStageWindow *stage_window)
-{
-  ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
-
-  if (stage_cogl->using_clipped_redraw && stage_cogl->redraw_clip)
-    return cairo_region_copy (stage_cogl->redraw_clip);
-
-  return NULL;
-}
-
 static inline gboolean
 valid_buffer_age (ClutterStageViewCogl *view_cogl,
                   int                   age)
@@ -395,7 +304,8 @@ valid_buffer_age (ClutterStageViewCogl *view_cogl,
 static void
 paint_damage_region (ClutterStageWindow *stage_window,
                      ClutterStageView   *view,
-                     cairo_region_t     *swap_region)
+                     cairo_region_t     *swap_region,
+                     cairo_region_t     *queued_redraw_clip)
 {
   CoglFramebuffer *framebuffer = clutter_stage_view_get_onscreen (view);
   CoglContext *ctx = cogl_framebuffer_get_context (framebuffer);
@@ -432,8 +342,7 @@ paint_damage_region (ClutterStageWindow *stage_window,
     }
 
   /* Red for the clip */
-  if (stage_cogl->initialized_redraw_clip &&
-      stage_cogl->redraw_clip)
+  if (queued_redraw_clip)
     {
       static CoglPipeline *overlay_red = NULL;
 
@@ -443,13 +352,13 @@ paint_damage_region (ClutterStageWindow *stage_window,
           cogl_pipeline_set_color4ub (overlay_red, 0x33, 0x00, 0x00, 0x33);
         }
 
-      n_rects = cairo_region_num_rectangles (stage_cogl->redraw_clip);
+      n_rects = cairo_region_num_rectangles (queued_redraw_clip);
       for (i = 0; i < n_rects; i++)
         {
           cairo_rectangle_int_t rect;
           float x_1, x_2, y_1, y_2;
 
-          cairo_region_get_rectangle (stage_cogl->redraw_clip, i, &rect);
+          cairo_region_get_rectangle (queued_redraw_clip, i, &rect);
           x_1 = rect.x;
           x_2 = rect.x + rect.width;
           y_1 = rect.y;
@@ -466,13 +375,14 @@ static gboolean
 swap_framebuffer (ClutterStageWindow *stage_window,
                   ClutterStageView   *view,
                   cairo_region_t     *swap_region,
-                  gboolean            swap_with_damage)
+                  gboolean            swap_with_damage,
+                  cairo_region_t     *queued_redraw_clip)
 {
   CoglFramebuffer *framebuffer = clutter_stage_view_get_onscreen (view);
   int *damage, n_rects, i;
 
   if (G_UNLIKELY ((clutter_paint_debug_flags & CLUTTER_DEBUG_PAINT_DAMAGE_REGION)))
-    paint_damage_region (stage_window, view, swap_region);
+    paint_damage_region (stage_window, view, swap_region, queued_redraw_clip);
 
   n_rects = cairo_region_num_rectangles (swap_region);
   damage = g_newa (int, n_rects * 4);
@@ -536,34 +446,52 @@ scale_and_clamp_rect (const graphene_rect_t *rect,
   _clutter_util_rectangle_int_extents (&tmp, dest);
 }
 
+static cairo_region_t *
+offset_scale_and_clamp_region (const cairo_region_t *region,
+                               int                   offset_x,
+                               int                   offset_y,
+                               float                 scale)
+{
+  int n_rects, i;
+  cairo_rectangle_int_t *rects;
+  g_autofree cairo_rectangle_int_t *freeme = NULL;
+
+  n_rects = cairo_region_num_rectangles (region);
+
+  if (n_rects == 0)
+    return cairo_region_create ();
+
+  if (n_rects < MAX_STACK_RECTS)
+    rects = g_newa (cairo_rectangle_int_t, n_rects);
+  else
+    rects = freeme = g_new (cairo_rectangle_int_t, n_rects);
+
+  for (i = 0; i < n_rects; i++)
+    cairo_region_get_rectangle (region, i, &rects[i]);
+
+  for (i = 0; i < n_rects; i++)
+    {
+      graphene_rect_t tmp;
+
+      _clutter_util_rect_from_rectangle (&rects[i], &tmp);
+      graphene_rect_offset (&tmp, offset_x, offset_y);
+      scale_and_clamp_rect (&tmp, scale, &rects[i]);
+    }
+
+  return cairo_region_create_rectangles (rects, n_rects);
+}
+
 static void
-paint_stage (ClutterStageCogl            *stage_cogl,
-             ClutterStageView            *view,
-             cairo_region_t              *clip)
+paint_stage (ClutterStageCogl *stage_cogl,
+             ClutterStageView *view,
+             cairo_region_t   *redraw_clip)
 {
   ClutterStage *stage = stage_cogl->wrapper;
-  cairo_rectangle_int_t clip_rect;
-  cairo_rectangle_int_t paint_rect;
-  cairo_rectangle_int_t view_rect;
-  graphene_rect_t rect;
-  float fb_scale;
-
-  clutter_stage_view_get_layout (view, &view_rect);
-  fb_scale = clutter_stage_view_get_scale (view);
-
-  cairo_region_get_extents (clip, &clip_rect);
-
-  _clutter_util_rect_from_rectangle (&clip_rect, &rect);
-  scale_and_clamp_rect (&rect, 1.0f / fb_scale, &paint_rect);
-  _clutter_util_rectangle_offset (&paint_rect,
-                                  view_rect.x,
-                                  view_rect.y,
-                                  &paint_rect);
 
   _clutter_stage_maybe_setup_viewport (stage, view);
-  _clutter_stage_paint_view (stage, view, &paint_rect);
+  clutter_stage_paint_view (stage, view, redraw_clip);
 
-  clutter_stage_view_after_paint (view, &paint_rect);
+  clutter_stage_view_after_paint (view);
 }
 
 static void
@@ -683,7 +611,7 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
     clutter_stage_view_cogl_get_instance_private (view_cogl);
   CoglFramebuffer *fb = clutter_stage_view_get_framebuffer (view);
   cairo_rectangle_int_t view_rect;
-  gboolean have_clip;
+  gboolean is_full_redraw;
   gboolean may_use_clipped_redraw;
   gboolean use_clipped_redraw;
   gboolean can_blit_sub_buffer;
@@ -692,6 +620,7 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
   gboolean swap_with_damage;
   ClutterActor *wrapper;
   cairo_region_t *redraw_clip;
+  cairo_region_t *queued_redraw_clip;
   cairo_region_t *fb_clip_region;
   cairo_region_t *swap_region;
   cairo_rectangle_int_t redraw_rect;
@@ -699,6 +628,7 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
   float fb_scale;
   int subpixel_compensation = 0;
   int fb_width, fb_height;
+  int buffer_age;
 
   wrapper = CLUTTER_ACTOR (stage_cogl->wrapper);
 
@@ -713,55 +643,44 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
 
   has_buffer_age = cogl_is_onscreen (fb) && is_buffer_age_enabled ();
 
+  redraw_clip = clutter_stage_view_take_redraw_clip (view);
+
   /* NB: a NULL redraw clip == full stage redraw */
-  if (!stage_cogl->redraw_clip)
-    have_clip = FALSE;
+  if (!redraw_clip)
+    is_full_redraw = TRUE;
   else
+    is_full_redraw = FALSE;
+
+  may_use_clipped_redraw =
+    _clutter_stage_window_can_clip_redraws (stage_window) &&
+    (can_blit_sub_buffer || has_buffer_age) &&
+    !is_full_redraw &&
+    /* some drivers struggle to get going and produce some junk
+     * frames when starting up... */
+    cogl_onscreen_get_frame_counter (COGL_ONSCREEN (fb)) > 3;
+
+  if (has_buffer_age)
     {
-      cairo_region_t *view_region;
-      redraw_clip = cairo_region_copy (stage_cogl->redraw_clip);
-
-      view_region = cairo_region_create_rectangle (&view_rect);
-      cairo_region_intersect (redraw_clip, view_region);
-
-      have_clip = !cairo_region_equal (redraw_clip, view_region);
-      cairo_region_destroy (view_region);
+      buffer_age = cogl_onscreen_get_buffer_age (COGL_ONSCREEN (fb));
+      if (!valid_buffer_age (view_cogl, buffer_age))
+        {
+          CLUTTER_NOTE (CLIPPING, "Invalid back buffer(age=%d): forcing full redraw\n", buffer_age);
+          may_use_clipped_redraw = FALSE;
+        }
     }
 
-  may_use_clipped_redraw = FALSE;
-  if (_clutter_stage_window_can_clip_redraws (stage_window) &&
-      (can_blit_sub_buffer || has_buffer_age) &&
-      have_clip &&
-      /* some drivers struggle to get going and produce some junk
-       * frames when starting up... */
-      cogl_onscreen_get_frame_counter (COGL_ONSCREEN (fb)) > 3)
+  if (may_use_clipped_redraw)
     {
-      graphene_rect_t rect;
-      cairo_rectangle_int_t *rects;
-      int n_rects, i;
-
-      may_use_clipped_redraw = TRUE;
-
-      fb_clip_region = cairo_region_create ();
-
-      n_rects = cairo_region_num_rectangles (redraw_clip);
-      rects = g_new (cairo_rectangle_int_t, n_rects);
-      for (i = 0; i < n_rects; i++)
-        {
-          cairo_rectangle_int_t new_fb_clip_rect;
-
-          cairo_region_get_rectangle (redraw_clip, i, &rects[i]);
-
-          _clutter_util_rect_from_rectangle (&rects[i], &rect);
-          graphene_rect_offset (&rect, -view_rect.x, -view_rect.y);
-          scale_and_clamp_rect (&rect, fb_scale, &new_fb_clip_rect);
-
-          cairo_region_union_rectangle (fb_clip_region, &new_fb_clip_rect);
-        }
-      g_free (rects);
+      fb_clip_region = offset_scale_and_clamp_region (redraw_clip,
+                                                      -view_rect.x,
+                                                      -view_rect.y,
+                                                      fb_scale);
 
       if (fb_scale != floorf (fb_scale))
         {
+          int n_rects, i;
+          cairo_rectangle_int_t *rects;
+
           subpixel_compensation = ceilf (fb_scale);
 
           n_rects = cairo_region_num_rectangles (fb_clip_region);
@@ -780,11 +699,20 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
     }
   else
     {
-      cairo_rectangle_int_t rect = { 0, 0, view_rect.width, view_rect.height };
-      fb_clip_region = cairo_region_create_rectangle (&rect);
-      redraw_clip = cairo_region_copy (fb_clip_region);
+      cairo_rectangle_int_t fb_rect;
+
+      fb_rect = (cairo_rectangle_int_t) {
+        .width = fb_width,
+        .height = fb_height,
+      };
+      fb_clip_region = cairo_region_create_rectangle (&fb_rect);
+
+      g_clear_pointer (&redraw_clip, cairo_region_destroy);
+      redraw_clip = cairo_region_create_rectangle (&view_rect);
     }
 
+  queued_redraw_clip = cairo_region_copy (redraw_clip);
+
   if (may_use_clipped_redraw &&
       G_LIKELY (!(clutter_paint_debug_flags & CLUTTER_DEBUG_DISABLE_CLIPPED_REDRAWS)))
     use_clipped_redraw = TRUE;
@@ -798,62 +726,43 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
     {
       if (use_clipped_redraw && !clip_region_empty)
         {
-          int age;
+          cairo_region_t *fb_damage;
+          cairo_region_t *view_damage;
+          int i;
 
-          age = cogl_onscreen_get_buffer_age (COGL_ONSCREEN (fb));
+          fill_current_damage_history (view, fb_clip_region);
 
-          if (valid_buffer_age (view_cogl, age))
+          fb_damage = cairo_region_create ();
+
+          for (i = 1; i <= buffer_age; i++)
             {
-              graphene_rect_t rect;
-              cairo_rectangle_int_t damage_region;
-              cairo_rectangle_int_t *rects;
-              int n_rects, i;
+              int damage_index;
 
-              fill_current_damage_history (view, fb_clip_region);
-
-              for (i = 1; i <= age; i++)
-                {
-                  cairo_region_t *fb_damage =
-                    view_priv->damage_history[DAMAGE_HISTORY (view_priv->damage_index - i - 1)];
-                  cairo_region_union (fb_clip_region, fb_damage);
-                }
-
-              /* Update the redraw clip state with the extra damage. */
-              n_rects = cairo_region_num_rectangles (fb_clip_region);
-              rects = g_newa (cairo_rectangle_int_t, n_rects);
-              for (i = 0; i < n_rects; i++)
-                {
-                  cairo_region_get_rectangle (fb_clip_region, i, &rects[i]);
-                  _clutter_util_rect_from_rectangle (&rects[i], &rect);
-                  scale_and_clamp_rect (&rect, 1.0f / fb_scale, &damage_region);
-                  _clutter_util_rectangle_offset (&damage_region,
-                                                  view_rect.x,
-                                                  view_rect.y,
-                                                  &damage_region);
-                  cairo_region_union_rectangle (stage_cogl->redraw_clip,
-                                                &damage_region);
-                }
-
-              CLUTTER_NOTE (CLIPPING, "Reusing back buffer(age=%d) - repairing region: num rects: %d\n",
-                            age,
-                            cairo_region_num_rectangles (fb_clip_region));
-
-              swap_with_damage = TRUE;
+              damage_index = DAMAGE_HISTORY (view_priv->damage_index - i - 1);
+              cairo_region_union (fb_damage,
+                                  view_priv->damage_history[damage_index]);
             }
-          else
-            {
-              cairo_rectangle_int_t fb_damage;
 
-              CLUTTER_NOTE (CLIPPING, "Invalid back buffer(age=%d): forcing full redraw\n", age);
-              use_clipped_redraw = FALSE;
-              fb_damage = (cairo_rectangle_int_t) {
-                .x = 0,
-                .y = 0,
-                .width = ceilf (view_rect.width * fb_scale),
-                .height = ceilf (view_rect.height * fb_scale)
-              };
-              fill_current_damage_history_rectangle (view, &fb_damage);
-            }
+          /* Update the fb clip region with the extra damage. */
+          cairo_region_union (fb_clip_region, fb_damage);
+
+          view_damage = offset_scale_and_clamp_region (fb_damage,
+                                                       0, 0,
+                                                       1.0f / fb_scale);
+          cairo_region_translate (view_damage, view_rect.x, view_rect.y);
+          cairo_region_intersect_rectangle (view_damage, &view_rect);
+
+          /* Update the redraw clip region with the extra damage. */
+          cairo_region_union (redraw_clip, view_damage);
+
+          cairo_region_destroy (view_damage);
+          cairo_region_destroy (fb_damage);
+
+          CLUTTER_NOTE (CLIPPING, "Reusing back buffer(age=%d) - repairing region: num rects: %d\n",
+                        buffer_age,
+                        cairo_region_num_rectangles (fb_clip_region));
+
+          swap_with_damage = TRUE;
         }
       else if (!use_clipped_redraw)
         {
@@ -869,7 +778,6 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
         }
     }
 
-  cogl_push_framebuffer (fb);
   if (use_clipped_redraw && clip_region_empty)
     {
       CLUTTER_NOTE (CLIPPING, "Empty stage output paint\n");
@@ -879,8 +787,6 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
       cairo_rectangle_int_t clip_rect;
       cairo_rectangle_int_t scissor_rect;
 
-      stage_cogl->using_clipped_redraw = TRUE;
-
       if (cairo_region_num_rectangles (fb_clip_region) == 1)
         {
           cairo_region_get_extents (fb_clip_region, &clip_rect);
@@ -908,11 +814,9 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
           cogl_framebuffer_push_region_clip (fb, fb_clip_region);
         }
 
-      paint_stage (stage_cogl, view, fb_clip_region);
+      paint_stage (stage_cogl, view, redraw_clip);
 
       cogl_framebuffer_pop_clip (fb);
-
-      stage_cogl->using_clipped_redraw = FALSE;
     }
   else
     {
@@ -940,27 +844,15 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
                                               scissor_rect.width,
                                               scissor_rect.height);
 
-          paint_stage (stage_cogl, view, fb_clip_region);
+          paint_stage (stage_cogl, view, redraw_clip);
 
           cogl_framebuffer_pop_clip (fb);
         }
       else
         {
-          cairo_rectangle_int_t clip;
-          cairo_region_t *view_region;
-
-          clip = (cairo_rectangle_int_t) {
-            .x = 0,
-            .y = 0,
-            .width = ceilf (view_rect.width * fb_scale),
-            .height = ceilf (view_rect.height * fb_scale)
-          };
-          view_region = cairo_region_create_rectangle (&clip);
-          paint_stage (stage_cogl, view, view_region);
-          cairo_region_destroy (view_region);
+          paint_stage (stage_cogl, view, redraw_clip);
         }
     }
-  cogl_pop_framebuffer ();
 
   cairo_region_get_extents (redraw_clip, &redraw_rect);
 
@@ -1029,10 +921,9 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
       do_swap_buffer = TRUE;
     }
 
-  if (redraw_clip)
-    cairo_region_destroy (redraw_clip);
-  if (fb_clip_region)
-    cairo_region_destroy (fb_clip_region);
+  g_clear_pointer (&redraw_clip, cairo_region_destroy);
+  g_clear_pointer (&queued_redraw_clip, cairo_region_destroy);
+  g_clear_pointer (&fb_clip_region, cairo_region_destroy);
 
   if (do_swap_buffer)
     {
@@ -1055,7 +946,8 @@ clutter_stage_cogl_redraw_view (ClutterStageWindow *stage_window,
       res = swap_framebuffer (stage_window,
                               view,
                               swap_region,
-                              swap_with_damage);
+                              swap_with_damage,
+                              queued_redraw_clip);
 
       cairo_region_destroy (swap_region);
 
@@ -1080,8 +972,10 @@ clutter_stage_cogl_redraw (ClutterStageWindow *stage_window)
     {
       ClutterStageView *view = l->data;
 
-      swap_event =
-        clutter_stage_cogl_redraw_view (stage_window, view) || swap_event;
+      if (!clutter_stage_view_has_redraw_clip (view))
+        continue;
+
+      swap_event |= clutter_stage_cogl_redraw_view (stage_window, view);
     }
 
   _clutter_stage_emit_after_paint (stage_cogl->wrapper);
@@ -1097,10 +991,6 @@ clutter_stage_cogl_redraw (ClutterStageWindow *stage_window)
         stage_cogl->pending_swaps++;
     }
 
-  /* reset the redraw clipping for the next paint... */
-  stage_cogl->initialized_redraw_clip = FALSE;
-  g_clear_pointer (&stage_cogl->redraw_clip, cairo_region_destroy);
-
   stage_cogl->frame_count++;
 
   COGL_TRACE_END (ClutterStageCoglRedraw);
@@ -1118,10 +1008,6 @@ clutter_stage_window_iface_init (ClutterStageWindowInterface *iface)
   iface->schedule_update = clutter_stage_cogl_schedule_update;
   iface->get_update_time = clutter_stage_cogl_get_update_time;
   iface->clear_update_time = clutter_stage_cogl_clear_update_time;
-  iface->add_redraw_clip = clutter_stage_cogl_add_redraw_clip;
-  iface->has_redraw_clips = clutter_stage_cogl_has_redraw_clips;
-  iface->ignoring_redraw_clips = clutter_stage_cogl_ignoring_redraw_clips;
-  iface->get_redraw_clip = clutter_stage_cogl_get_redraw_clip;
   iface->redraw = clutter_stage_cogl_redraw;
 }
 

clutter/clutter/cogl/clutter-stage-cogl.h

@@ -5,12 +5,6 @@
 #include <clutter/clutter-backend.h>
 #include <clutter/clutter-stage.h>
 
-#ifdef COGL_HAS_X11_SUPPORT
-#include <X11/Xlib.h>
-#include <X11/Xatom.h>
-#include <X11/Xutil.h>
-#endif
-
 #include "clutter/clutter-stage-window.h"
 
 G_BEGIN_DECLS
@@ -61,14 +55,6 @@ struct _ClutterStageCogl
   unsigned int frame_count;
 
   gint last_sync_delay;
-
-  cairo_region_t *redraw_clip;
-
-  guint initialized_redraw_clip : 1;
-
-  /* TRUE if the current paint cycle has a clipped redraw. In that
-     case bounding_redraw_clip specifies the the bounds. */
-  guint using_clipped_redraw : 1;
 };
 
 struct _ClutterStageCoglClass

clutter/clutter/deprecated/clutter-group.c

@@ -277,28 +277,30 @@ clutter_container_iface_init (ClutterContainerIface *iface)
 }
 
 static void
-clutter_group_real_paint (ClutterActor *actor)
+clutter_group_real_paint (ClutterActor        *actor,
+                          ClutterPaintContext *paint_context)
 {
   ClutterGroupPrivate *priv = CLUTTER_GROUP (actor)->priv;
 
   CLUTTER_NOTE (PAINT, "ClutterGroup paint enter '%s'",
                 _clutter_actor_get_debug_name (actor));
 
-  g_list_foreach (priv->children, (GFunc) clutter_actor_paint, NULL);
+  g_list_foreach (priv->children, (GFunc) clutter_actor_paint, paint_context);
 
   CLUTTER_NOTE (PAINT, "ClutterGroup paint leave '%s'",
                 _clutter_actor_get_debug_name (actor));
 }
 
 static void
-clutter_group_real_pick (ClutterActor *actor)
+clutter_group_real_pick (ClutterActor       *actor,
+                         ClutterPickContext *pick_context)
 {
   ClutterGroupPrivate *priv = CLUTTER_GROUP (actor)->priv;
 
   /* Chain up so we get a bounding box pained (if we are reactive) */
-  CLUTTER_ACTOR_CLASS (clutter_group_parent_class)->pick (actor);
+  CLUTTER_ACTOR_CLASS (clutter_group_parent_class)->pick (actor, pick_context);
 
-  g_list_foreach (priv->children, (GFunc) clutter_actor_pick, NULL);
+  g_list_foreach (priv->children, (GFunc) clutter_actor_pick, pick_context);
 }
 
 static void

clutter/clutter/deprecated/clutter-rectangle.c

@@ -78,10 +78,12 @@ static const ClutterColor default_border_color = {   0,   0,   0, 255 };
 G_DEFINE_TYPE_WITH_PRIVATE (ClutterRectangle, clutter_rectangle, CLUTTER_TYPE_ACTOR)
 
 static void
-clutter_rectangle_paint (ClutterActor *self)
+clutter_rectangle_paint (ClutterActor        *self,
+                         ClutterPaintContext *paint_context)
 {
   ClutterRectanglePrivate *priv = CLUTTER_RECTANGLE (self)->priv;
-  CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
+  CoglFramebuffer *framebuffer =
+    clutter_paint_context_get_framebuffer (paint_context);
   static CoglPipeline *default_color_pipeline = NULL;
   CoglPipeline *content_pipeline;
   ClutterActorBox alloc;

clutter/clutter/egl/clutter-backend-eglnative.c

@@ -233,7 +233,7 @@ clutter_backend_egl_native_init (ClutterBackendEglNative *backend_egl_native)
   GSettingsSchemaSource *source = g_settings_schema_source_get_default ();
   GSettingsSchema *schema = g_settings_schema_source_lookup (source,
                                                              xsettings_path,
-                                                             FALSE);
+                                                             TRUE);
 
   if (!schema)
     {

clutter/clutter/egl/clutter-backend-eglnative.h

@@ -27,11 +27,11 @@
 #define __CLUTTER_BACKEND_EGL_NATIVE_H__
 
 #include <glib-object.h>
+#include <gio/gio.h>
 #include <cogl/cogl.h>
 #include <cogl/cogl-egl.h>
 #include <clutter/clutter-event.h>
 #include <clutter/clutter-backend.h>
-#include <clutter/clutter-device-manager.h>
 
 #include "clutter-backend-private.h"
 
@@ -53,9 +53,6 @@ struct _ClutterBackendEglNative
 {
   ClutterBackend parent_instance;
 
-  /* device manager (ie evdev) */
-  ClutterDeviceManager *device_manager;
-
   /* event source */
   GSource *event_source;
 

clutter/clutter/egl/clutter-egl.h

@@ -37,12 +37,6 @@
 
 #include <glib.h>
 
-#ifdef COGL_HAS_XLIB_SUPPORT
-#include <X11/Xlib.h>
-#include <X11/Xatom.h>
-#include <X11/Xutil.h>
-#endif
-
 #include "clutter-egl-headers.h"
 #include <clutter/clutter.h>
 

clutter/clutter/meson.build

@@ -30,7 +30,6 @@ clutter_headers = [
   'clutter-deform-effect.h',
   'clutter-deprecated.h',
   'clutter-desaturate-effect.h',
-  'clutter-device-manager.h',
   'clutter-drag-action.h',
   'clutter-drop-action.h',
   'clutter-effect.h',
@@ -58,16 +57,19 @@ clutter_headers = [
   'clutter-mutter.h',
   'clutter-offscreen-effect.h',
   'clutter-page-turn-effect.h',
+  'clutter-paint-context.h',
   'clutter-paint-nodes.h',
   'clutter-paint-node.h',
   'clutter-pan-action.h',
   'clutter-path-constraint.h',
   'clutter-path.h',
+  'clutter-pick-context.h',
   'clutter-property-transition.h',
   'clutter-rotate-action.h',
   'clutter-script.h',
   'clutter-scriptable.h',
   'clutter-scroll-actor.h',
+  'clutter-seat.h',
   'clutter-settings.h',
   'clutter-shader-effect.h',
   'clutter-shader-types.h',
@@ -116,7 +118,6 @@ clutter_sources = [
   'clutter-content.c',
   'clutter-deform-effect.c',
   'clutter-desaturate-effect.c',
-  'clutter-device-manager.c',
   'clutter-drag-action.c',
   'clutter-drop-action.c',
   'clutter-effect.c',
@@ -146,17 +147,20 @@ clutter_sources = [
   'clutter-master-clock-default.c',
   'clutter-offscreen-effect.c',
   'clutter-page-turn-effect.c',
+  'clutter-paint-context.c',
   'clutter-paint-nodes.c',
   'clutter-paint-node.c',
   'clutter-pan-action.c',
   'clutter-path-constraint.c',
   'clutter-path.c',
+  'clutter-pick-context.c',
   'clutter-property-transition.c',
   'clutter-rotate-action.c',
   'clutter-script.c',
   'clutter-script-parser.c',
   'clutter-scriptable.c',
   'clutter-scroll-actor.c',
+  'clutter-seat.c',
   'clutter-settings.c',
   'clutter-shader-effect.c',
   'clutter-shader-types.c',
@@ -186,7 +190,6 @@ clutter_private_headers = [
   'clutter-constraint-private.h',
   'clutter-content-private.h',
   'clutter-debug.h',
-  'clutter-device-manager-private.h',
   'clutter-easing.h',
   'clutter-effect-private.h',
   'clutter-event-private.h',
@@ -194,12 +197,14 @@ clutter_private_headers = [
   'clutter-graphene.h',
   'clutter-gesture-action-private.h',
   'clutter-id-pool.h',
+  'clutter-input-device-private.h',
   'clutter-input-focus-private.h',
   'clutter-input-method-private.h',
   'clutter-input-pointer-a11y-private.h',
   'clutter-master-clock.h',
   'clutter-master-clock-default.h',
   'clutter-offscreen-effect-private.h',
+  'clutter-paint-context-private.h',
   'clutter-paint-node-private.h',
   'clutter-paint-volume-private.h',
   'clutter-private.h',

clutter/clutter/x11/clutter-backend-x11.c

@@ -47,7 +47,6 @@
 
 #include "clutter-backend.h"
 #include "clutter-debug.h"
-#include "clutter-device-manager-private.h"
 #include "clutter-event-private.h"
 #include "clutter-main.h"
 #include "clutter-private.h"

clutter/clutter/x11/clutter-backend-x11.h

@@ -86,8 +86,6 @@ struct _ClutterBackendX11
 
   Time last_event_time;
 
-  ClutterDeviceManager *device_manager;
-
   XSettingsClient *xsettings;
   Window xsettings_xwin;
 };

cogl/cogl-pango/cogl-pango-display-list.c

@@ -81,6 +81,7 @@ struct _CoglPangoDisplayListNode
       GArray *rectangles;
       /* A primitive representing those vertices */
       CoglPrimitive *primitive;
+      guint has_color : 1;
     } texture;
 
     struct
@@ -420,7 +421,9 @@ _cogl_pango_display_list_render (CoglFramebuffer *fb,
                                   cogl_color_get_red_byte (&node->color),
                                   cogl_color_get_green_byte (&node->color),
                                   cogl_color_get_blue_byte (&node->color),
-                                  cogl_color_get_alpha_byte (color));
+                                  (cogl_color_get_alpha_byte (&node->color) *
+                                   cogl_color_get_alpha_byte (color) /
+                                   255));
       else
         draw_color = *color;
       cogl_color_premultiply (&draw_color);

cogl/cogl-pango/cogl-pango-glyph-cache.h

@@ -58,27 +58,29 @@ struct _CoglPangoGlyphCacheValue
 
   /* This will be set to TRUE when the glyph atlas is reorganized
      which means the glyph will need to be redrawn */
-  gboolean   dirty;
+  guint dirty : 1;
+  /* Set to TRUE if the glyph has colors (eg. emoji) */
+  guint has_color : 1;
 };
 
 typedef void (* CoglPangoGlyphCacheDirtyFunc) (PangoFont *font,
                                                PangoGlyph glyph,
                                                CoglPangoGlyphCacheValue *value);
 
-CoglPangoGlyphCache *
+COGL_EXPORT CoglPangoGlyphCache *
 cogl_pango_glyph_cache_new (CoglContext *ctx,
                             gboolean use_mipmapping);
 
-void
+COGL_EXPORT void
 cogl_pango_glyph_cache_free (CoglPangoGlyphCache *cache);
 
-CoglPangoGlyphCacheValue *
+COGL_EXPORT CoglPangoGlyphCacheValue *
 cogl_pango_glyph_cache_lookup (CoglPangoGlyphCache *cache,
                                gboolean             create,
                                PangoFont           *font,
                                PangoGlyph           glyph);
 
-void
+COGL_EXPORT void
 cogl_pango_glyph_cache_clear (CoglPangoGlyphCache *cache);
 
 void

cogl/cogl-pango/cogl-pango-render.c

@@ -50,6 +50,7 @@
 #include <pango/pangocairo.h>
 #include <pango/pango-renderer.h>
 #include <cairo.h>
+#include <cairo-ft.h>
 
 #include "cogl/cogl-debug.h"
 #include "cogl/cogl-context-private.h"
@@ -454,34 +455,6 @@ cogl_pango_show_layout (CoglFramebuffer *fb,
     }
 }
 
-void
-cogl_pango_render_layout_subpixel (PangoLayout *layout,
-                                   int x,
-                                   int y,
-                                   const CoglColor *color,
-                                   int flags)
-{
-  cogl_pango_show_layout (cogl_get_draw_framebuffer (),
-                          layout,
-                          x / (float) PANGO_SCALE,
-                          y / (float) PANGO_SCALE,
-                          color);
-}
-
-void
-cogl_pango_render_layout (PangoLayout *layout,
-                          int x,
-                          int y,
-                          const CoglColor *color,
-                          int flags)
-{
-  cogl_pango_render_layout_subpixel (layout,
-                                     x * PANGO_SCALE,
-                                     y * PANGO_SCALE,
-                                     color,
-                                     flags);
-}
-
 void
 cogl_pango_show_layout_line (CoglFramebuffer *fb,
                              PangoLayoutLine *line,
@@ -519,19 +492,6 @@ cogl_pango_show_layout_line (CoglFramebuffer *fb,
   priv->display_list = NULL;
 }
 
-void
-cogl_pango_render_layout_line (PangoLayoutLine *line,
-                               int x,
-                               int y,
-                               const CoglColor *color)
-{
-  cogl_pango_show_layout_line (cogl_get_draw_framebuffer (),
-                               line,
-                               x / (float) PANGO_SCALE,
-                               y / (float) PANGO_SCALE,
-                               color);
-}
-
 void
 _cogl_pango_renderer_clear_glyph_cache (CoglPangoRenderer *renderer)
 {
@@ -567,6 +527,24 @@ cogl_pango_renderer_get_cached_glyph (PangoRenderer *renderer,
                                         create, font, glyph);
 }
 
+static gboolean
+font_has_color_glyphs (const PangoFont *font)
+{
+  cairo_scaled_font_t *scaled_font;
+  gboolean has_color = FALSE;
+
+  scaled_font = pango_cairo_font_get_scaled_font ((PangoCairoFont *) font);
+
+  if (cairo_scaled_font_get_type (scaled_font) == CAIRO_FONT_TYPE_FT)
+    {
+      FT_Face ft_face = cairo_ft_scaled_font_lock_face (scaled_font);
+      has_color = (FT_HAS_COLOR (ft_face) != 0);
+      cairo_ft_scaled_font_unlock_face (scaled_font);
+    }
+
+  return has_color;
+}
+
 static void
 cogl_pango_renderer_set_dirty_glyph (PangoFont *font,
                                      PangoGlyph glyph,
@@ -641,6 +619,8 @@ cogl_pango_renderer_set_dirty_glyph (PangoFont *font,
                            cairo_image_surface_get_data (surface));
 
   cairo_surface_destroy (surface);
+
+  value->has_color = font_has_color_glyphs (font);
 }
 
 static void
@@ -739,6 +719,7 @@ cogl_pango_renderer_set_color_for_part (PangoRenderer   *renderer,
                                         PangoRenderPart  part)
 {
   PangoColor *pango_color = pango_renderer_get_color (renderer, part);
+  uint16_t alpha = pango_renderer_get_alpha (renderer, part);
   CoglPangoRenderer *priv = COGL_PANGO_RENDERER (renderer);
 
   if (pango_color)
@@ -749,7 +730,7 @@ cogl_pango_renderer_set_color_for_part (PangoRenderer   *renderer,
                                 pango_color->red >> 8,
                                 pango_color->green >> 8,
                                 pango_color->blue >> 8,
-                                0xff);
+                                alpha ? alpha >> 8 : 0xff);
 
       _cogl_pango_display_list_set_color_override (priv->display_list, &color);
     }
@@ -861,14 +842,13 @@ cogl_pango_renderer_draw_glyphs (PangoRenderer    *renderer,
   CoglPangoGlyphCacheValue *cache_value;
   int i;
 
-  cogl_pango_renderer_set_color_for_part (renderer,
-					  PANGO_RENDER_PART_FOREGROUND);
-
   for (i = 0; i < glyphs->num_glyphs; i++)
     {
       PangoGlyphInfo *gi = glyphs->glyphs + i;
       float x, y;
 
+      cogl_pango_renderer_set_color_for_part (renderer,
+                                              PANGO_RENDER_PART_FOREGROUND);
       cogl_pango_renderer_get_device_units (renderer,
 					    xi + gi->geometry.x_offset,
 					    yi + gi->geometry.y_offset,
@@ -925,6 +905,19 @@ cogl_pango_renderer_draw_glyphs (PangoRenderer    *renderer,
 	      x += (float)(cache_value->draw_x);
 	      y += (float)(cache_value->draw_y);
 
+              /* Do not override color if the glyph/font provide its own */
+              if (cache_value->has_color)
+                {
+                  CoglColor color;
+                  uint16_t alpha;
+
+                  alpha = pango_renderer_get_alpha (renderer,
+                                                    PANGO_RENDER_PART_FOREGROUND);
+                  cogl_color_init_from_4ub (&color, 0xff, 0xff, 0xff,
+					    alpha ? alpha >> 8 : 0xff);
+                  _cogl_pango_display_list_set_color_override (priv->display_list, &color);
+                }
+
               cogl_pango_renderer_draw_glyph (priv, cache_value, x, y);
 	    }
 	}

cogl/cogl-pango/cogl-pango.h

@@ -75,7 +75,7 @@ typedef PangoCairoFontMap CoglPangoFontMap;
  *
  * Since: 1.14
  */
-PangoFontMap *
+COGL_EXPORT PangoFontMap *
 cogl_pango_font_map_new (void);
 
 /**
@@ -86,7 +86,7 @@ cogl_pango_font_map_new (void);
  *
  * Returns: (transfer full): the newly created context: free with g_object_unref().
  */
-PangoContext *
+COGL_EXPORT PangoContext *
 cogl_pango_font_map_create_context (CoglPangoFontMap *font_map);
 
 /**
@@ -102,7 +102,7 @@ cogl_pango_font_map_create_context (CoglPangoFontMap *font_map);
  *
  * Since: 1.14
  */
-void
+COGL_EXPORT void
 cogl_pango_font_map_set_resolution (CoglPangoFontMap *font_map,
                                     double dpi);
 
@@ -114,7 +114,7 @@ cogl_pango_font_map_set_resolution (CoglPangoFontMap *font_map,
  *
  * Since: 1.0
  */
-void
+COGL_EXPORT void
 cogl_pango_font_map_clear_glyph_cache (CoglPangoFontMap *font_map);
 
 /**
@@ -129,7 +129,7 @@ cogl_pango_font_map_clear_glyph_cache (CoglPangoFontMap *font_map);
  *
  * Since: 1.0
  */
-void
+COGL_EXPORT void
 cogl_pango_ensure_glyph_cache_for_layout (PangoLayout *layout);
 
 /**
@@ -142,7 +142,7 @@ cogl_pango_ensure_glyph_cache_for_layout (PangoLayout *layout);
  *
  * Since: 1.0
  */
-void
+COGL_EXPORT void
 cogl_pango_font_map_set_use_mipmapping (CoglPangoFontMap *font_map,
                                         gboolean value);
 
@@ -157,7 +157,7 @@ cogl_pango_font_map_set_use_mipmapping (CoglPangoFontMap *font_map,
  *
  * Since: 1.0
  */
-gboolean
+COGL_EXPORT gboolean
 cogl_pango_font_map_get_use_mipmapping (CoglPangoFontMap *font_map);
 
 /**
@@ -170,7 +170,7 @@ cogl_pango_font_map_get_use_mipmapping (CoglPangoFontMap *font_map);
  *
  * Since: 1.0
  */
-PangoRenderer *
+COGL_EXPORT PangoRenderer *
 cogl_pango_font_map_get_renderer (CoglPangoFontMap *font_map);
 
 /**
@@ -187,7 +187,7 @@ cogl_pango_font_map_get_renderer (CoglPangoFontMap *font_map);
  *
  * Since: 1.14
  */
-void
+COGL_EXPORT void
 cogl_pango_show_layout (CoglFramebuffer *framebuffer,
                         PangoLayout *layout,
                         float x,
@@ -208,7 +208,7 @@ cogl_pango_show_layout (CoglFramebuffer *framebuffer,
  *
  * Since: 1.14
  */
-void
+COGL_EXPORT void
 cogl_pango_show_layout_line (CoglFramebuffer *framebuffer,
                              PangoLayoutLine *line,
                              float x,
@@ -227,72 +227,7 @@ cogl_pango_show_layout_line (CoglFramebuffer *framebuffer,
 typedef struct _CoglPangoRenderer      CoglPangoRenderer;
 typedef struct _CoglPangoRendererClass CoglPangoRendererClass;
 
-GType cogl_pango_renderer_get_type (void) G_GNUC_CONST;
-
-/**
- * cogl_pango_render_layout_subpixel:
- * @layout: a #PangoLayout
- * @x: X coordinate (in Pango units) to render the layout at
- * @y: Y coordinate (in Pango units) to render the layout at
- * @color: color to use when rendering the layout
- * @flags:
- *
- * Draws a solidly coloured @layout on the given @framebuffer at (@x,
- * @y) within the @framebuffer<!-- -->'s current model-view coordinate
- * space.
- *
- * Since: 1.0
- * Deprecated: 1.16: Use cogl_pango_show_layout() instead
- */
-COGL_DEPRECATED_FOR (cogl_pango_show_layout)
-void
-cogl_pango_render_layout_subpixel (PangoLayout *layout,
-                                   int x,
-                                   int y,
-                                   const CoglColor *color,
-                                   int flags);
-
-/**
- * cogl_pango_render_layout:
- * @layout: a #PangoLayout
- * @x: X coordinate to render the layout at
- * @y: Y coordinate to render the layout at
- * @color: color to use when rendering the layout
- * @flags:
- *
- * Draws a solidly coloured @layout on the given @framebuffer at (@x,
- * @y) within the @framebuffer<!-- -->'s current model-view coordinate
- * space.
- *
- * Since: 1.0
- * Deprecated: 1.16: Use cogl_pango_show_layout() instead
- */
-COGL_DEPRECATED_FOR (cogl_pango_show_layout)
-void
-cogl_pango_render_layout (PangoLayout *layout,
-                          int x,
-                          int y,
-                          const CoglColor *color,
-                          int flags);
-
-/**
- * cogl_pango_render_layout_line:
- * @line: a #PangoLayoutLine
- * @x: X coordinate to render the line at
- * @y: Y coordinate to render the line at
- * @color: color to use when rendering the line
- *
- * Renders @line at the given coordinates using the given color.
- *
- * Since: 1.0
- * Deprecated: 1.16: Use cogl_pango_show_layout() instead
- */
-COGL_DEPRECATED_FOR (cogl_pango_show_layout_line)
-void
-cogl_pango_render_layout_line (PangoLayoutLine *line,
-                               int x,
-                               int y,
-                               const CoglColor *color);
+COGL_EXPORT GType cogl_pango_renderer_get_type (void) G_GNUC_CONST;
 
 G_END_DECLS
 

cogl/cogl-pango/cogl-pango.symbols

@@ -7,6 +7,3 @@ cogl_pango_font_map_new
 cogl_pango_font_map_set_resolution  
 cogl_pango_font_map_set_use_mipmapping
 cogl_pango_renderer_get_type
-cogl_pango_render_layout
-cogl_pango_render_layout_line
-cogl_pango_render_layout_subpixel

cogl/cogl-pango/libmutter-cogl-pango.map

@@ -1,6 +0,0 @@
-{
-global:
-  cogl_pango_*;
-local:
-  *;
-};

cogl/cogl-pango/meson.build

@@ -20,19 +20,13 @@ cogl_pango_deps = [
   libmutter_cogl_dep,
 ]
 
-libmutter_cogl_pango_map = 'libmutter-cogl-pango.map'
-libmutter_cogl_pango_link_args = [
-  '-Wl,--version-script,@0@/@1@'.format(meson.current_source_dir(),
-      libmutter_cogl_pango_map),
-]
 libmutter_cogl_pango = shared_library('mutter-cogl-pango-' + libmutter_api_version,
   sources: [cogl_pango_sources, cogl_pango_public_headers],
   version: '0.0.0',
   soversion: 0,
   c_args: cogl_c_args,
   include_directories: [cogl_includepath, cogl_path_includepath],
-  link_depends: libmutter_cogl_pango_map,
-  link_args: libmutter_cogl_pango_link_args,
+  gnu_symbol_visibility: 'hidden',
   dependencies: [cogl_pango_deps],
   install_rpath: pkglibdir,
   install_dir: pkglibdir,

cogl/cogl-path/cogl-path-functions.h

@@ -50,6 +50,7 @@ G_BEGIN_DECLS
  *
  * Returns: a #GType that can be used with the GLib type system.
  */
+COGL_EXPORT
 GType cogl_path_get_gtype (void);
 
 #define cogl_path_new cogl2_path_new
@@ -64,7 +65,7 @@ GType cogl_path_get_gtype (void);
  *
  * Since: 2.0
  */
-CoglPath *
+COGL_EXPORT CoglPath *
 cogl_path_new (void);
 
 /**
@@ -82,7 +83,7 @@ cogl_path_new (void);
  *
  * Since: 2.0
  */
-CoglPath *
+COGL_EXPORT CoglPath *
 cogl_path_copy (CoglPath *path);
 
 /**
@@ -96,7 +97,7 @@ cogl_path_copy (CoglPath *path);
  *
  * Since: 2.0
  */
-gboolean
+COGL_EXPORT gboolean
 cogl_is_path (void *object);
 
 #define cogl_path_move_to cogl2_path_move_to
@@ -110,7 +111,7 @@ cogl_is_path (void *object);
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_move_to (CoglPath *path,
                    float x,
                    float y);
@@ -127,7 +128,7 @@ cogl_path_move_to (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_rel_move_to (CoglPath *path,
                        float x,
                        float y);
@@ -143,7 +144,7 @@ cogl_path_rel_move_to (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_line_to (CoglPath *path,
                    float x,
                    float y);
@@ -159,7 +160,7 @@ cogl_path_line_to (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_rel_line_to (CoglPath *path,
                        float x,
                        float y);
@@ -187,7 +188,7 @@ cogl_path_rel_line_to (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_arc (CoglPath *path,
                float center_x,
                float center_y,
@@ -212,7 +213,7 @@ cogl_path_arc (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_curve_to (CoglPath *path,
                     float x_1,
                     float y_1,
@@ -238,7 +239,7 @@ cogl_path_curve_to (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_rel_curve_to (CoglPath *path,
                         float x_1,
                         float y_1,
@@ -256,7 +257,7 @@ cogl_path_rel_curve_to (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_close (CoglPath *path);
 
 #define cogl_path_line cogl2_path_line
@@ -273,7 +274,7 @@ cogl_path_close (CoglPath *path);
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_line (CoglPath *path,
                 float x_1,
                 float y_1,
@@ -301,7 +302,7 @@ cogl_path_line (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_polyline (CoglPath *path,
                     const float *coords,
                     int num_points);
@@ -323,7 +324,7 @@ cogl_path_polyline (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_polygon (CoglPath *path,
                    const float *coords,
                    int num_points);
@@ -341,7 +342,7 @@ cogl_path_polygon (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_rectangle (CoglPath *path,
                      float x_1,
                      float y_1,
@@ -361,7 +362,7 @@ cogl_path_rectangle (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_ellipse (CoglPath *path,
                    float center_x,
                    float center_y,
@@ -384,7 +385,7 @@ cogl_path_ellipse (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_round_rectangle (CoglPath *path,
                            float x_1,
                            float y_1,
@@ -406,7 +407,7 @@ cogl_path_round_rectangle (CoglPath *path,
  *
  * Since: 2.0
  */
-void
+COGL_EXPORT void
 cogl_path_set_fill_rule (CoglPath *path, CoglPathFillRule fill_rule);
 
 #define cogl_path_get_fill_rule cogl2_path_get_fill_rule
@@ -419,29 +420,9 @@ cogl_path_set_fill_rule (CoglPath *path, CoglPathFillRule fill_rule);
  *
  * Since: 2.0
  */
-CoglPathFillRule
+COGL_EXPORT CoglPathFillRule
 cogl_path_get_fill_rule (CoglPath *path);
 
-#define cogl_path_fill cogl2_path_fill
-/**
- * cogl_path_fill:
- *
- * Fills the interior of the constructed shape using the current
- * drawing color.
- *
- * The interior of the shape is determined using the fill rule of the
- * path. See %CoglPathFillRule for details.
- *
- * <note>The result of referencing sliced textures in your current
- * pipeline when filling a path are undefined. You should pass
- * the %COGL_TEXTURE_NO_SLICING flag when loading any texture you will
- * use while filling a path.</note>
- *
- * Since: 2.0
- */
-void
-cogl_path_fill (CoglPath *path);
-
 /**
  * cogl_framebuffer_fill_path:
  * @framebuffer: A #CoglFramebuffer
@@ -461,24 +442,11 @@ cogl_path_fill (CoglPath *path);
  *
  * Stability: unstable
  */
-void
+COGL_EXPORT void
 cogl_framebuffer_fill_path (CoglFramebuffer *framebuffer,
                             CoglPipeline *pipeline,
                             CoglPath *path);
 
-#define cogl_path_stroke cogl2_path_stroke
-/**
- * cogl_path_stroke:
- *
- * Strokes the constructed shape using the current drawing color and a
- * width of 1 pixel (regardless of the current transformation
- * matrix).
- *
- * Since: 2.0
- */
-void
-cogl_path_stroke (CoglPath *path);
-
 /**
  * cogl_framebuffer_stroke_path:
  * @framebuffer: A #CoglFramebuffer
@@ -491,7 +459,7 @@ cogl_path_stroke (CoglPath *path);
  *
  * Stability: unstable
  */
-void
+COGL_EXPORT void
 cogl_framebuffer_stroke_path (CoglFramebuffer *framebuffer,
                               CoglPipeline *pipeline,
                               CoglPath *path);
@@ -509,26 +477,10 @@ cogl_framebuffer_stroke_path (CoglFramebuffer *framebuffer,
  * Since: 1.0
  * Stability: unstable
  */
-void
+COGL_EXPORT void
 cogl_framebuffer_push_path_clip (CoglFramebuffer *framebuffer,
                                  CoglPath *path);
 
-#define cogl_clip_push_from_path cogl2_clip_push_from_path
-/**
- * cogl_clip_push_from_path:
- * @path: The path to clip with.
- *
- * Sets a new clipping area using the silhouette of the specified,
- * filled @path.  The clipping area is intersected with the previous
- * clipping area. To restore the previous clipping area, call
- * call cogl_clip_pop().
- *
- * Since: 1.8
- * Stability: Unstable
- */
-void
-cogl_clip_push_from_path (CoglPath *path);
-
 G_END_DECLS
 
 #endif /* __COGL_PATH_FUNCTIONS_H__ */

cogl/cogl-path/cogl-path.c

@@ -385,38 +385,6 @@ _cogl_path_fill_nodes (CoglPath *path,
     }
 }
 
-/* TODO: Update to the protoype used in the Cogl master branch.
- * This is experimental API but not in sync with the cogl_path_fill()
- * api in Cogl master which takes explicit framebuffer and pipeline
- * arguments */
-void
-cogl2_path_fill (CoglPath *path)
-{
-  g_return_if_fail (cogl_is_path (path));
-
-  _cogl_path_fill_nodes (path,
-                         cogl_get_draw_framebuffer (),
-                         cogl_get_source (),
-                         0 /* flags */);
-}
-
-/* TODO: Update to the protoype used in the Cogl master branch.
- * This is experimental API but not in sync with the cogl_path_fill()
- * api in Cogl master which takes explicit framebuffer and pipeline
- * arguments */
-void
-cogl2_path_stroke (CoglPath *path)
-{
-  g_return_if_fail (cogl_is_path (path));
-
-  if (path->data->path_nodes->len == 0)
-    return;
-
-  _cogl_path_stroke_nodes (path,
-                           cogl_get_draw_framebuffer (),
-                           cogl_get_source ());
-}
-
 void
 cogl2_path_move_to (CoglPath *path,
                     float x,
@@ -1504,12 +1472,6 @@ cogl_framebuffer_push_path_clip (CoglFramebuffer *framebuffer,
       COGL_FRAMEBUFFER_STATE_CLIP;
 }
 
-void
-cogl_clip_push_from_path (CoglPath *path)
-{
-  cogl_framebuffer_push_path_clip (cogl_get_draw_framebuffer (), path);
-}
-
 static void
 _cogl_path_build_stroke_attribute_buffer (CoglPath *path)
 {