[mutter/wip/surface-content: 28/30] surface content



commit 37aa82ed0f492fe9640cf005e862505ac4754d5a
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Dec 9 16:01:07 2013 -0500

    surface content

 src/Makefile.am                             |    4 +
 src/compositor/meta-surface-actor-wayland.c |  159 ++++++++
 src/compositor/meta-surface-actor-wayland.h |   65 +++
 src/compositor/meta-surface-actor-x11.c     |  551 ++++++++++++++++++++++++++
 src/compositor/meta-surface-actor-x11.h     |   69 ++++
 src/compositor/meta-surface-actor.c         |  131 +++----
 src/compositor/meta-surface-actor.h         |   45 ++-
 src/compositor/meta-window-actor.c          |  564 ++++-----------------------
 src/wayland/meta-wayland-surface.c          |   13 +-
 9 files changed, 1025 insertions(+), 576 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index b81c6ec..991c1ae 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -83,6 +83,10 @@ libmutter_wayland_la_SOURCES =                       \
        compositor/meta-shaped-texture-private.h        \
        compositor/meta-surface-actor.c         \
        compositor/meta-surface-actor.h         \
+       compositor/meta-surface-actor-x11.c     \
+       compositor/meta-surface-actor-x11.h     \
+       compositor/meta-surface-actor-wayland.c \
+       compositor/meta-surface-actor-wayland.h \
        compositor/meta-texture-rectangle.c     \
        compositor/meta-texture-rectangle.h     \
        compositor/meta-texture-tower.c         \
diff --git a/src/compositor/meta-surface-actor-wayland.c b/src/compositor/meta-surface-actor-wayland.c
new file mode 100644
index 0000000..95ebc90
--- /dev/null
+++ b/src/compositor/meta-surface-actor-wayland.c
@@ -0,0 +1,159 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2013 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre mecheye net>
+ */
+
+#include "config.h"
+
+#include "meta-surface-actor-wayland.h"
+
+#include <cogl/cogl-wayland-server.h>
+#include "meta-shaped-texture-private.h"
+
+struct _MetaSurfaceActorWaylandPrivate
+{
+  MetaWaylandSurface *surface;
+  MetaWaylandBuffer *buffer;
+};
+typedef struct _MetaSurfaceActorWaylandPrivate MetaSurfaceActorWaylandPrivate;
+
+G_DEFINE_TYPE_WITH_PRIVATE (MetaSurfaceActorWayland, meta_surface_actor_wayland, META_TYPE_SURFACE_ACTOR)
+
+static void
+meta_surface_actor_wayland_process_damage (MetaSurfaceActor *actor,
+                                           int x, int y, int width, int height)
+{
+  MetaSurfaceActorWayland *self = META_SURFACE_ACTOR_WAYLAND (actor);
+  MetaSurfaceActorWaylandPrivate *priv = meta_surface_actor_wayland_get_instance_private (self);
+
+  struct wl_resource *resource = priv->buffer->resource;
+  struct wl_shm_buffer *shm_buffer = wl_shm_buffer_get (resource);
+
+  if (shm_buffer)
+    {
+      CoglTexture2D *texture = COGL_TEXTURE_2D (priv->buffer->texture);
+      cogl_wayland_texture_set_region_from_shm_buffer (texture, x, y, width, height, shm_buffer, x, y, 0, 
NULL);
+    }
+
+  meta_surface_actor_redraw_area (META_SURFACE_ACTOR (self), x, y, width, height);
+}
+
+static void
+meta_surface_actor_wayland_pre_paint (MetaSurfaceActor *actor)
+{
+}
+
+static gboolean
+meta_surface_actor_wayland_is_argb32 (MetaSurfaceActor *actor)
+{
+  /* TODO: look at the SHM buffer pixel format */
+  return TRUE;
+}
+
+static gboolean
+meta_surface_actor_wayland_is_visible (MetaSurfaceActor *actor)
+{
+  /* TODO: ensure that the buffer isn't NULL, implement
+   * wayland mapping semantics */
+  return TRUE;
+}
+
+static void
+meta_surface_actor_wayland_freeze (MetaSurfaceActor *actor)
+{
+}
+
+static void
+meta_surface_actor_wayland_thaw (MetaSurfaceActor *actor)
+{
+}
+
+static gboolean
+meta_surface_actor_wayland_is_frozen (MetaSurfaceActor *actor)
+{
+  return FALSE;
+}
+
+static gboolean
+meta_surface_actor_wayland_should_unredirect (MetaSurfaceActor *actor)
+{
+  return FALSE;
+}
+
+static void
+meta_surface_actor_wayland_set_unredirected (MetaSurfaceActor *actor,
+                                             gboolean          unredirected)
+{
+  /* Do nothing. In the future, we'll use KMS to set this
+   * up as a hardware overlay or something. */
+}
+
+static void
+meta_surface_actor_wayland_class_init (MetaSurfaceActorWaylandClass *klass)
+{
+  MetaSurfaceActorClass *surface_actor_class = META_SURFACE_ACTOR_CLASS (klass);
+
+  surface_actor_class->process_damage = meta_surface_actor_wayland_process_damage;
+  surface_actor_class->pre_paint = meta_surface_actor_wayland_pre_paint;
+  surface_actor_class->is_argb32 = meta_surface_actor_wayland_is_argb32;
+  surface_actor_class->is_visible = meta_surface_actor_wayland_is_visible;
+
+  surface_actor_class->freeze = meta_surface_actor_wayland_freeze;
+  surface_actor_class->thaw = meta_surface_actor_wayland_thaw;
+  surface_actor_class->is_frozen = meta_surface_actor_wayland_is_frozen;
+
+  surface_actor_class->should_unredirect = meta_surface_actor_wayland_should_unredirect;
+  surface_actor_class->set_unredirected = meta_surface_actor_wayland_set_unredirected;
+}
+
+static void
+meta_surface_actor_wayland_init (MetaSurfaceActorWayland *self)
+{
+}
+
+MetaSurfaceActor *
+meta_surface_actor_wayland_new (MetaWaylandSurface *surface)
+{
+  MetaSurfaceActorWayland *self = g_object_new (META_TYPE_SURFACE_ACTOR_WAYLAND, NULL);
+  MetaSurfaceActorWaylandPrivate *priv = meta_surface_actor_wayland_get_instance_private (self);
+
+  g_assert (meta_is_wayland_compositor ());
+
+  priv->surface = surface;
+
+  return META_SURFACE_ACTOR (self);
+}
+
+void
+meta_surface_actor_wayland_set_buffer (MetaSurfaceActorWayland *self,
+                                       MetaWaylandBuffer       *buffer)
+{
+  MetaSurfaceActorWaylandPrivate *priv = meta_surface_actor_wayland_get_instance_private (self);
+  MetaShapedTexture *stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
+
+  priv->buffer = buffer;
+
+  if (buffer)
+    meta_shaped_texture_set_texture (stex, buffer->texture);
+  else
+    meta_shaped_texture_set_texture (stex, NULL);
+}
diff --git a/src/compositor/meta-surface-actor-wayland.h b/src/compositor/meta-surface-actor-wayland.h
new file mode 100644
index 0000000..2712f9d
--- /dev/null
+++ b/src/compositor/meta-surface-actor-wayland.h
@@ -0,0 +1,65 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2013 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Jasper St. Pierre <jstpierre mecheye net>
+ */
+
+#ifndef __META_SURFACE_ACTOR_WAYLAND_H__
+#define __META_SURFACE_ACTOR_WAYLAND_H__
+
+#include <glib-object.h>
+
+#include "meta-surface-actor.h"
+
+#include "meta-wayland-private.h"
+
+G_BEGIN_DECLS
+
+#define META_TYPE_SURFACE_ACTOR_WAYLAND            (meta_surface_actor_wayland_get_type ())
+#define META_SURFACE_ACTOR_WAYLAND(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), 
META_TYPE_SURFACE_ACTOR_WAYLAND, MetaSurfaceActorWayland))
+#define META_SURFACE_ACTOR_WAYLAND_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  
META_TYPE_SURFACE_ACTOR_WAYLAND, MetaSurfaceActorWaylandClass))
+#define META_IS_SURFACE_ACTOR_WAYLAND(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), 
META_TYPE_SURFACE_ACTOR_WAYLAND))
+#define META_IS_SURFACE_ACTOR_WAYLAND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  
META_TYPE_SURFACE_ACTOR_WAYLAND))
+#define META_SURFACE_ACTOR_WAYLAND_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  
META_TYPE_SURFACE_ACTOR_WAYLAND, MetaSurfaceActorWaylandClass))
+
+typedef struct _MetaSurfaceActorWayland      MetaSurfaceActorWayland;
+typedef struct _MetaSurfaceActorWaylandClass MetaSurfaceActorWaylandClass;
+
+struct _MetaSurfaceActorWayland
+{
+  MetaSurfaceActor parent;
+};
+
+struct _MetaSurfaceActorWaylandClass
+{
+  MetaSurfaceActorClass parent_class;
+};
+
+GType meta_surface_actor_wayland_get_type (void);
+
+MetaSurfaceActor * meta_surface_actor_wayland_new (MetaWaylandSurface *surface);
+
+void meta_surface_actor_wayland_set_buffer (MetaSurfaceActorWayland *self,
+                                              MetaWaylandBuffer         *buffer);
+
+G_END_DECLS
+
+#endif /* __META_SURFACE_ACTOR_WAYLAND_H__ */
diff --git a/src/compositor/meta-surface-actor-x11.c b/src/compositor/meta-surface-actor-x11.c
new file mode 100644
index 0000000..8f707d7
--- /dev/null
+++ b/src/compositor/meta-surface-actor-x11.c
@@ -0,0 +1,551 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2013 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Owen Taylor <otaylor redhat com>
+ *     Jasper St. Pierre <jstpierre mecheye net>
+ */
+
+#include "config.h"
+
+#include "meta-surface-actor-x11.h"
+
+#include <X11/extensions/Xcomposite.h>
+#include <X11/extensions/Xrender.h>
+#include <cogl/cogl-texture-pixmap-x11.h>
+
+#include <meta/errors.h>
+#include "window-private.h"
+#include "meta-shaped-texture-private.h"
+#include "meta-cullable.h"
+
+struct _MetaSurfaceActorX11Private
+{
+  MetaWindow *window;
+
+  MetaDisplay *display;
+
+  CoglTexture *texture;
+  Pixmap pixmap;
+  Damage damage;
+
+  int last_width;
+  int last_height;
+
+  /* Freeze/thaw accounting */
+  guint freeze_count;
+
+  /* This is used to detect fullscreen windows that need to be unredirected */
+  guint full_damage_frames_count;
+  guint does_full_damage  : 1;
+
+  /* Other state... */
+  guint argb32 : 1;
+  guint received_damage : 1;
+  guint size_changed : 1;
+  guint needs_damage_all : 1;
+
+  guint unredirected   : 1;
+};
+typedef struct _MetaSurfaceActorX11Private MetaSurfaceActorX11Private;
+
+static void cullable_iface_init (MetaCullableInterface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (MetaSurfaceActorX11, meta_surface_actor_x11, META_TYPE_SURFACE_ACTOR,
+                         G_IMPLEMENT_INTERFACE (META_TYPE_CULLABLE, cullable_iface_init)
+                         G_ADD_PRIVATE (MetaSurfaceActorX11))
+
+static MetaCullableInterface *parent_cullable_iface;
+
+static void
+meta_surface_actor_x11_cull_out (MetaCullable   *cullable,
+                                 cairo_region_t *unobscured_region,
+                                 cairo_region_t *clip_region)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (cullable);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  /* Don't do any culling for the unredirected window */
+  if (priv->unredirected)
+    return;
+
+  parent_cullable_iface->cull_out (cullable, unobscured_region, clip_region);
+}
+
+static void
+cullable_iface_init (MetaCullableInterface *iface)
+{
+  parent_cullable_iface = g_type_interface_peek_parent (iface);
+  iface->cull_out = meta_surface_actor_x11_cull_out;
+}
+
+static void
+free_damage (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = priv->display;
+  Display *xdisplay = meta_display_get_xdisplay (display);
+
+  if (priv->damage == None)
+    return;
+
+  meta_error_trap_push (display);
+  XDamageDestroy (xdisplay, priv->damage);
+  priv->damage = None;
+  meta_error_trap_pop (display);
+}
+
+static void
+detach_pixmap (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = priv->display;
+  Display *xdisplay = meta_display_get_xdisplay (display);
+  MetaShapedTexture *stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
+
+  if (priv->pixmap == None)
+    return;
+
+  meta_error_trap_push (display);
+  XFreePixmap (xdisplay, priv->pixmap);
+  priv->pixmap = None;
+  meta_error_trap_pop (display);
+
+  meta_shaped_texture_set_texture (stex, NULL);
+
+  cogl_object_unref (priv->texture);
+  priv->texture = NULL;
+}
+
+static void
+set_pixmap (MetaSurfaceActorX11 *self,
+            Pixmap               pixmap)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  CoglContext *ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
+  MetaShapedTexture *stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
+  CoglTexture *texture;
+
+  g_assert (priv->pixmap == None);
+  priv->pixmap = pixmap;
+
+  texture = COGL_TEXTURE (cogl_texture_pixmap_x11_new (ctx, priv->pixmap, FALSE, NULL));
+
+  if (G_UNLIKELY (!cogl_texture_pixmap_x11_is_using_tfp_extension (COGL_TEXTURE_PIXMAP_X11 (texture))))
+    g_warning ("NOTE: Not using GLX TFP!\n");
+
+  priv->texture = texture;
+  meta_shaped_texture_set_texture (stex, texture);
+}
+
+static void
+update_pixmap (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = priv->display;
+  Display *xdisplay = meta_display_get_xdisplay (display);
+
+  if (priv->size_changed)
+    {
+      detach_pixmap (self);
+      priv->size_changed = FALSE;
+    }
+
+  if (priv->pixmap == None)
+    {
+      Pixmap new_pixmap;
+      Window xwindow = meta_window_get_toplevel_xwindow (priv->window);
+
+      meta_error_trap_push (display);
+      new_pixmap = XCompositeNameWindowPixmap (xdisplay, xwindow);
+
+      if (meta_error_trap_pop_with_return (display) != Success)
+        {
+          /* Probably a BadMatch if the window isn't viewable; we could
+           * GrabServer/GetWindowAttributes/NameWindowPixmap/UngrabServer/Sync
+           * to avoid this, but there's no reason to take two round trips
+           * when one will do. (We need that Sync if we want to handle failures
+           * for any reason other than !viewable. That's unlikely, but maybe
+           * we'll BadAlloc or something.)
+           */
+          new_pixmap = None;
+        }
+
+      if (new_pixmap == None)
+        {
+          meta_verbose ("Unable to get named pixmap for %s\n",
+                        meta_window_get_description (priv->window));
+          return;
+        }
+
+      set_pixmap (self, new_pixmap);
+    }
+}
+
+static gboolean
+is_frozen (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  return (priv->freeze_count > 0);
+}
+
+static gboolean
+is_visible (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  return (priv->pixmap != None) && !priv->unredirected;
+}
+
+static void
+damage_area (MetaSurfaceActorX11 *self,
+             int x, int y, int width, int height)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  if (!is_visible (self))
+    return;
+
+  cogl_texture_pixmap_x11_update_area (priv->texture, x, y, width, height);
+  meta_surface_actor_redraw_area (META_SURFACE_ACTOR (self), x, y, width, height);
+}
+
+static void
+damage_all (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  if (!is_visible (self))
+    return;
+
+  damage_area (self, 0, 0, cogl_texture_get_width (priv->texture), cogl_texture_get_height (priv->texture));
+}
+
+static void
+meta_surface_actor_x11_process_damage (MetaSurfaceActor *actor,
+                                       int x, int y, int width, int height)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  priv->received_damage = TRUE;
+
+  if (!priv->unredirected && !priv->does_full_damage)
+    {
+      MetaRectangle window_rect;
+      meta_window_get_frame_rect (priv->window, &window_rect);
+
+      if (window_rect.x == x &&
+          window_rect.y == y &&
+          window_rect.width == width &&
+          window_rect.height == height)
+        priv->full_damage_frames_count++;
+      else
+        priv->full_damage_frames_count = 0;
+
+      if (priv->full_damage_frames_count >= 100)
+        priv->does_full_damage = TRUE;
+    }
+
+  if (is_frozen (self))
+    {
+      /* The window is frozen due to an effect in progress: we ignore damage
+       * here on the off chance that this will stop the corresponding
+       * texture_from_pixmap from being update.
+       *
+       * needs_damage_all tracks that some unknown damage happened while the
+       * window was frozen so that when the window becomes unfrozen we can
+       * issue a full window update to cover any lost damage.
+       *
+       * It should be noted that this is an unreliable mechanism since it's
+       * quite likely that drivers will aim to provide a zero-copy
+       * implementation of the texture_from_pixmap extension and in those cases
+       * any drawing done to the window is always immediately reflected in the
+       * texture regardless of damage event handling.
+       */
+      priv->needs_damage_all = TRUE;
+      return;
+    }
+
+  damage_area (self, x, y, width, height);
+}
+
+static void
+meta_surface_actor_x11_pre_paint (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = priv->display;
+  Display *xdisplay = meta_display_get_xdisplay (display);
+
+  if (is_frozen (self))
+    return;
+
+  if (priv->received_damage)
+    {
+      meta_error_trap_push (display);
+      XDamageSubtract (xdisplay, priv->damage, None, None);
+      meta_error_trap_pop (display);
+
+      /* We need to make sure that any X drawing that happens before the
+       * XDamageSubtract() above is visible to subsequent GL rendering;
+       * the only standardized way to do this is EXT_x11_sync_object,
+       * which isn't yet widely available. For now, we count on details
+       * of Xorg and the open source drivers, and hope for the best
+       * otherwise.
+       *
+       * Xorg and open source driver specifics:
+       *
+       * The X server makes sure to flush drawing to the kernel before
+       * sending out damage events, but since we use DamageReportBoundingBox
+       * there may be drawing between the last damage event and the
+       * XDamageSubtract() that needs to be flushed as well.
+       *
+       * Xorg always makes sure that drawing is flushed to the kernel
+       * before writing events or responses to the client, so any round trip
+       * request at this point is sufficient to flush the GLX buffers.
+       */
+      XSync (xdisplay, False);
+
+      priv->received_damage = FALSE;
+    }
+
+  update_pixmap (self);
+}
+
+static void
+meta_surface_actor_x11_freeze (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  priv->freeze_count ++;
+}
+
+static void
+meta_surface_actor_x11_thaw (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  if (priv->freeze_count == 0)
+    {
+      g_critical ("Error in freeze/thaw accounting.");
+      return;
+    }
+
+  priv->freeze_count --;
+
+  /* Since we ignore damage events while a window is frozen for certain effects
+   * we may need to issue an update_area() covering the whole pixmap if we
+   * don't know what real damage has happened. */
+  if (priv->needs_damage_all)
+    {
+      damage_all (self);
+      priv->needs_damage_all = FALSE;
+    }
+}
+
+static gboolean
+meta_surface_actor_x11_is_frozen (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  return is_frozen (self);
+}
+
+static void
+update_is_argb32 (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = priv->display;
+  Display *xdisplay = meta_display_get_xdisplay (display);
+
+  XRenderPictFormat *format;
+  format = XRenderFindVisualFormat (xdisplay, priv->window->xvisual);
+
+  priv->argb32 = (format && format->type == PictTypeDirect && format->direct.alphaMask);
+}
+
+static gboolean
+meta_surface_actor_x11_is_argb32 (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  return priv->argb32;
+}
+
+static gboolean
+meta_surface_actor_x11_is_visible (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  return is_visible (self);
+}
+
+static gboolean
+meta_surface_actor_x11_should_unredirect (MetaSurfaceActor *actor)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  MetaWindow *window = priv->window;
+
+  if (meta_window_requested_dont_bypass_compositor (window))
+    return FALSE;
+
+  if (window->opacity != 0xFF)
+    return FALSE;
+
+  if (window->shape_region != NULL)
+    return FALSE;
+
+  if (priv->argb32 && !meta_window_requested_bypass_compositor (window))
+    return FALSE;
+
+  if (!meta_window_is_monitor_sized (window))
+    return FALSE;
+
+  if (meta_window_requested_bypass_compositor (window))
+    return TRUE;
+
+  if (meta_window_is_override_redirect (window))
+    return TRUE;
+
+  if (priv->does_full_damage)
+    return TRUE;
+
+  return FALSE;
+}
+
+static void
+sync_unredirected (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = priv->display;
+  Display *xdisplay = meta_display_get_xdisplay (display);
+  Window xwindow = meta_window_get_toplevel_xwindow (priv->window);
+
+  meta_error_trap_push (display);
+
+  if (priv->unredirected)
+    {
+      detach_pixmap (self);
+      XCompositeUnredirectWindow (xdisplay, xwindow, CompositeRedirectManual);
+    }
+  else
+    {
+      XCompositeRedirectWindow (xdisplay, xwindow, CompositeRedirectManual);
+    }
+
+  meta_error_trap_pop (display);
+}
+
+static void
+meta_surface_actor_x11_set_unredirected (MetaSurfaceActor *actor,
+                                         gboolean          unredirected)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (actor);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  if (priv->unredirected == unredirected)
+    return;
+
+  priv->unredirected = unredirected;
+  sync_unredirected (self);
+}
+
+static void
+meta_surface_actor_x11_dispose (GObject *object)
+{
+  MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (object);
+
+  detach_pixmap (self);
+  free_damage (self);
+
+  G_OBJECT_CLASS (meta_surface_actor_x11_parent_class)->dispose (object);
+}
+
+static void
+meta_surface_actor_x11_class_init (MetaSurfaceActorX11Class *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  MetaSurfaceActorClass *surface_actor_class = META_SURFACE_ACTOR_CLASS (klass);
+
+  object_class->dispose = meta_surface_actor_x11_dispose;
+
+  surface_actor_class->process_damage = meta_surface_actor_x11_process_damage;
+  surface_actor_class->pre_paint = meta_surface_actor_x11_pre_paint;
+  surface_actor_class->is_argb32 = meta_surface_actor_x11_is_argb32;
+  surface_actor_class->is_visible = meta_surface_actor_x11_is_visible;
+
+  surface_actor_class->freeze = meta_surface_actor_x11_freeze;
+  surface_actor_class->thaw = meta_surface_actor_x11_thaw;
+  surface_actor_class->is_frozen = meta_surface_actor_x11_is_frozen;
+
+  surface_actor_class->should_unredirect = meta_surface_actor_x11_should_unredirect;
+  surface_actor_class->set_unredirected = meta_surface_actor_x11_set_unredirected;
+}
+
+static void
+meta_surface_actor_x11_init (MetaSurfaceActorX11 *self)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  priv->last_width = -1;
+  priv->last_height = -1;
+}
+
+MetaSurfaceActor *
+meta_surface_actor_x11_new (MetaWindow *window)
+{
+  MetaSurfaceActorX11 *self = g_object_new (META_TYPE_SURFACE_ACTOR_X11, NULL);
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+  MetaDisplay *display = meta_window_get_display (window);
+  Display *xdisplay = meta_display_get_xdisplay (display);
+  Window xwindow = meta_window_get_toplevel_xwindow (window);
+
+  g_assert (!meta_is_wayland_compositor ());
+
+  priv->window = window;
+  priv->display = display;
+
+  priv->damage = XDamageCreate (xdisplay, xwindow, XDamageReportBoundingBox);
+  update_is_argb32 (self);
+
+  priv->unredirected = FALSE;
+  sync_unredirected (self);
+
+  return META_SURFACE_ACTOR (self);
+}
+
+void
+meta_surface_actor_x11_set_size (MetaSurfaceActorX11 *self,
+                                 int width, int height)
+{
+  MetaSurfaceActorX11Private *priv = meta_surface_actor_x11_get_instance_private (self);
+
+  if (priv->last_width == width &&
+      priv->last_height == height)
+    return;
+
+  priv->size_changed = TRUE;
+  priv->last_width = width;
+  priv->last_height = height;
+}
diff --git a/src/compositor/meta-surface-actor-x11.h b/src/compositor/meta-surface-actor-x11.h
new file mode 100644
index 0000000..0e692ee
--- /dev/null
+++ b/src/compositor/meta-surface-actor-x11.h
@@ -0,0 +1,69 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2013 Red Hat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by:
+ *     Owen Taylor <otaylor redhat com>
+ *     Jasper St. Pierre <jstpierre mecheye net>
+ */
+
+#ifndef __META_SURFACE_ACTOR_X11_H__
+#define __META_SURFACE_ACTOR_X11_H__
+
+#include <glib-object.h>
+
+#include "meta-surface-actor.h"
+
+#include <X11/extensions/Xdamage.h>
+
+#include <meta/display.h>
+#include <meta/window.h>
+
+G_BEGIN_DECLS
+
+#define META_TYPE_SURFACE_ACTOR_X11            (meta_surface_actor_x11_get_type ())
+#define META_SURFACE_ACTOR_X11(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), 
META_TYPE_SURFACE_ACTOR_X11, MetaSurfaceActorX11))
+#define META_SURFACE_ACTOR_X11_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  
META_TYPE_SURFACE_ACTOR_X11, MetaSurfaceActorX11Class))
+#define META_IS_SURFACE_ACTOR_X11(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), 
META_TYPE_SURFACE_ACTOR_X11))
+#define META_IS_SURFACE_ACTOR_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  
META_TYPE_SURFACE_ACTOR_X11))
+#define META_SURFACE_ACTOR_X11_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  
META_TYPE_SURFACE_ACTOR_X11, MetaSurfaceActorX11Class))
+
+typedef struct _MetaSurfaceActorX11      MetaSurfaceActorX11;
+typedef struct _MetaSurfaceActorX11Class MetaSurfaceActorX11Class;
+
+struct _MetaSurfaceActorX11
+{
+  MetaSurfaceActor parent;
+};
+
+struct _MetaSurfaceActorX11Class
+{
+  MetaSurfaceActorClass parent_class;
+};
+
+GType meta_surface_actor_x11_get_type (void);
+
+MetaSurfaceActor * meta_surface_actor_x11_new (MetaWindow *window);
+
+void meta_surface_actor_x11_set_size (MetaSurfaceActorX11 *self,
+                                      int width, int height);
+
+G_END_DECLS
+
+#endif /* __META_SURFACE_ACTOR_X11_H__ */
diff --git a/src/compositor/meta-surface-actor.c b/src/compositor/meta-surface-actor.c
index 8d3f5b4..9d21c74 100644
--- a/src/compositor/meta-surface-actor.c
+++ b/src/compositor/meta-surface-actor.c
@@ -10,20 +10,18 @@
  */
 
 #include <config.h>
+
+#include "meta-surface-actor.h"
+
 #include <clutter/clutter.h>
-#include <cogl/cogl-wayland-server.h>
-#include <cogl/cogl-texture-pixmap-x11.h>
 #include <meta/meta-shaped-texture.h>
-#include "meta-surface-actor.h"
 #include "meta-wayland-private.h"
 #include "meta-cullable.h"
-
 #include "meta-shaped-texture-private.h"
 
 struct _MetaSurfaceActorPrivate
 {
   MetaShapedTexture *texture;
-  MetaWaylandBuffer *buffer;
 
   /* The region that is visible, used to optimize out redraws */
   cairo_region_t   *unobscured_region;
@@ -31,8 +29,8 @@ struct _MetaSurfaceActorPrivate
 
 static void cullable_iface_init (MetaCullableInterface *iface);
 
-G_DEFINE_TYPE_WITH_CODE (MetaSurfaceActor, meta_surface_actor, CLUTTER_TYPE_ACTOR,
-                         G_IMPLEMENT_INTERFACE (META_TYPE_CULLABLE, cullable_iface_init));
+G_DEFINE_ABSTRACT_TYPE_WITH_CODE (MetaSurfaceActor, meta_surface_actor, CLUTTER_TYPE_ACTOR,
+                                  G_IMPLEMENT_INTERFACE (META_TYPE_CULLABLE, cullable_iface_init));
 
 static gboolean
 meta_surface_actor_get_paint_volume (ClutterActor       *actor,
@@ -160,30 +158,6 @@ meta_surface_actor_get_texture (MetaSurfaceActor *self)
   return self->priv->texture;
 }
 
-static void
-update_area (MetaSurfaceActor *self,
-             int x, int y, int width, int height)
-{
-  MetaSurfaceActorPrivate *priv = self->priv;
-
-  if (meta_is_wayland_compositor ())
-    {
-      struct wl_resource *resource = priv->buffer->resource;
-      struct wl_shm_buffer *shm_buffer = wl_shm_buffer_get (resource);
-
-      if (shm_buffer)
-        {
-          CoglTexture2D *texture = COGL_TEXTURE_2D (priv->buffer->texture);
-          cogl_wayland_texture_set_region_from_shm_buffer (texture, x, y, width, height, shm_buffer, x, y, 
0, NULL);
-        }
-    }
-  else
-    {
-      CoglTexturePixmapX11 *texture = COGL_TEXTURE_PIXMAP_X11 (meta_shaped_texture_get_texture 
(priv->texture));
-      cogl_texture_pixmap_x11_update_area (texture, x, y, width, height);
-    }
-}
-
 static cairo_region_t *
 effective_unobscured_region (MetaSurfaceActor *self)
 {
@@ -193,29 +167,11 @@ effective_unobscured_region (MetaSurfaceActor *self)
 }
 
 gboolean
-meta_surface_actor_damage_all (MetaSurfaceActor *self)
+meta_surface_actor_redraw_area (MetaSurfaceActor *self,
+                                int x, int y, int width, int height)
 {
   MetaSurfaceActorPrivate *priv = self->priv;
-  CoglTexture *texture = meta_shaped_texture_get_texture (priv->texture);
 
-  update_area (self, 0, 0, cogl_texture_get_width (texture), cogl_texture_get_height (texture));
-  return meta_shaped_texture_update_area (priv->texture,
-                                          0, 0,
-                                          cogl_texture_get_width (texture),
-                                          cogl_texture_get_height (texture),
-                                          effective_unobscured_region (self));
-}
-
-gboolean
-meta_surface_actor_damage_area (MetaSurfaceActor *self,
-                                int               x,
-                                int               y,
-                                int               width,
-                                int               height)
-{
-  MetaSurfaceActorPrivate *priv = self->priv;
-
-  update_area (self, x, y, width, height);
   return meta_shaped_texture_update_area (priv->texture,
                                           x, y, width, height,
                                           effective_unobscured_region (self));
@@ -233,44 +189,73 @@ meta_surface_actor_is_obscured (MetaSurfaceActor *self)
 }
 
 void
-meta_surface_actor_attach_wayland_buffer (MetaSurfaceActor *self,
-                                          MetaWaylandBuffer *buffer)
+meta_surface_actor_set_input_region (MetaSurfaceActor *self,
+                                     cairo_region_t   *region)
 {
   MetaSurfaceActorPrivate *priv = self->priv;
-  priv->buffer = buffer;
-
-  if (buffer)
-    meta_shaped_texture_set_texture (priv->texture, buffer->texture);
-  else
-    meta_shaped_texture_set_texture (priv->texture, NULL);
+  meta_shaped_texture_set_input_shape_region (priv->texture, region);
 }
 
 void
-meta_surface_actor_set_texture (MetaSurfaceActor *self,
-                                CoglTexture      *texture)
+meta_surface_actor_set_opaque_region (MetaSurfaceActor *self,
+                                      cairo_region_t   *region)
 {
   MetaSurfaceActorPrivate *priv = self->priv;
-  meta_shaped_texture_set_texture (priv->texture, texture);
+  meta_shaped_texture_set_opaque_region (priv->texture, region);
 }
 
 void
-meta_surface_actor_set_input_region (MetaSurfaceActor *self,
-                                     cairo_region_t   *region)
+meta_surface_actor_process_damage (MetaSurfaceActor *actor,
+                                   int x, int y, int width, int height)
 {
-  MetaSurfaceActorPrivate *priv = self->priv;
-  meta_shaped_texture_set_input_shape_region (priv->texture, region);
+  META_SURFACE_ACTOR_GET_CLASS (actor)->process_damage (actor, x, y, width, height);
 }
 
 void
-meta_surface_actor_set_opaque_region (MetaSurfaceActor *self,
-                                      cairo_region_t   *region)
+meta_surface_actor_pre_paint (MetaSurfaceActor *actor)
 {
-  MetaSurfaceActorPrivate *priv = self->priv;
-  meta_shaped_texture_set_opaque_region (priv->texture, region);
+  META_SURFACE_ACTOR_GET_CLASS (actor)->pre_paint (actor);
+}
+
+gboolean
+meta_surface_actor_is_argb32 (MetaSurfaceActor *actor)
+{
+  return META_SURFACE_ACTOR_GET_CLASS (actor)->is_argb32 (actor);
+}
+
+gboolean
+meta_surface_actor_is_visible (MetaSurfaceActor *actor)
+{
+  return META_SURFACE_ACTOR_GET_CLASS (actor)->is_visible (actor);
+}
+
+void
+meta_surface_actor_freeze (MetaSurfaceActor *actor)
+{
+  META_SURFACE_ACTOR_GET_CLASS (actor)->freeze (actor);
+}
+
+void
+meta_surface_actor_thaw (MetaSurfaceActor *actor)
+{
+  META_SURFACE_ACTOR_GET_CLASS (actor)->thaw (actor);
+}
+
+gboolean
+meta_surface_actor_is_frozen (MetaSurfaceActor *actor)
+{
+  return META_SURFACE_ACTOR_GET_CLASS (actor)->is_frozen (actor);
+}
+
+gboolean
+meta_surface_actor_should_unredirect (MetaSurfaceActor *actor)
+{
+  return META_SURFACE_ACTOR_GET_CLASS (actor)->should_unredirect (actor);
 }
 
-MetaSurfaceActor *
-meta_surface_actor_new (void)
+void
+meta_surface_actor_set_unredirected (MetaSurfaceActor *actor,
+                                     gboolean          unredirected)
 {
-  return g_object_new (META_TYPE_SURFACE_ACTOR, NULL);
+  META_SURFACE_ACTOR_GET_CLASS (actor)->set_unredirected (actor, unredirected);
 }
diff --git a/src/compositor/meta-surface-actor.h b/src/compositor/meta-surface-actor.h
index 0f5fd8f..f9d458c 100644
--- a/src/compositor/meta-surface-actor.h
+++ b/src/compositor/meta-surface-actor.h
@@ -6,7 +6,6 @@
 #include <config.h>
 
 #include <meta/meta-shaped-texture.h>
-#include "meta-wayland-types.h"
 
 G_BEGIN_DECLS
 
@@ -25,6 +24,20 @@ struct _MetaSurfaceActorClass
 {
   /*< private >*/
   ClutterActorClass parent_class;
+
+  void     (* process_damage)    (MetaSurfaceActor *actor,
+                                  int x, int y, int width, int height);
+  void     (* pre_paint)         (MetaSurfaceActor *actor);
+  gboolean (* is_argb32)         (MetaSurfaceActor *actor);
+  gboolean (* is_visible)        (MetaSurfaceActor *actor);
+
+  void     (* freeze)            (MetaSurfaceActor *actor);
+  void     (* thaw)              (MetaSurfaceActor *actor);
+  gboolean (* is_frozen)         (MetaSurfaceActor *actor);
+
+  gboolean (* should_unredirect) (MetaSurfaceActor *actor);
+  void     (* set_unredirected)  (MetaSurfaceActor *actor,
+                                  gboolean          unredirected);
 };
 
 struct _MetaSurfaceActor
@@ -36,31 +49,35 @@ struct _MetaSurfaceActor
 
 GType meta_surface_actor_get_type (void);
 
-MetaSurfaceActor *meta_surface_actor_new (void);
-
 cairo_surface_t *meta_surface_actor_get_image (MetaSurfaceActor      *self,
                                                cairo_rectangle_int_t *clip);
 
 MetaShapedTexture *meta_surface_actor_get_texture (MetaSurfaceActor *self);
 
-gboolean meta_surface_actor_damage_all  (MetaSurfaceActor *self);
-gboolean meta_surface_actor_damage_area (MetaSurfaceActor *self,
-                                         int               x,
-                                         int               y,
-                                         int               width,
-                                         int               height);
-
 gboolean meta_surface_actor_is_obscured (MetaSurfaceActor *self);
 
-void meta_surface_actor_set_texture (MetaSurfaceActor *self,
-                                     CoglTexture      *texture);
-void meta_surface_actor_attach_wayland_buffer (MetaSurfaceActor  *self,
-                                               MetaWaylandBuffer *buffer);
 void meta_surface_actor_set_input_region (MetaSurfaceActor *self,
                                           cairo_region_t   *region);
 void meta_surface_actor_set_opaque_region (MetaSurfaceActor *self,
                                            cairo_region_t   *region);
 
+gboolean meta_surface_actor_redraw_area (MetaSurfaceActor *actor,
+                                         int x, int y, int width, int height);
+
+void meta_surface_actor_process_damage (MetaSurfaceActor *actor,
+                                        int x, int y, int width, int height);
+void meta_surface_actor_pre_paint (MetaSurfaceActor *actor);
+gboolean meta_surface_actor_is_argb32 (MetaSurfaceActor *actor);
+gboolean meta_surface_actor_is_visible (MetaSurfaceActor *actor);
+
+void meta_surface_actor_freeze (MetaSurfaceActor *actor);
+void meta_surface_actor_thaw (MetaSurfaceActor *actor);
+gboolean meta_surface_actor_is_frozen (MetaSurfaceActor *actor);
+
+gboolean meta_surface_actor_should_unredirect (MetaSurfaceActor *actor);
+void meta_surface_actor_set_unredirected (MetaSurfaceActor *actor,
+                                          gboolean          unredirected);
+
 G_END_DECLS
 
 #endif /* META_SURFACE_ACTOR_PRIVATE_H */
diff --git a/src/compositor/meta-window-actor.c b/src/compositor/meta-window-actor.c
index a6f263d..fe09ace 100644
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
@@ -10,10 +10,6 @@
 
 #include <math.h>
 
-#include <X11/extensions/Xcomposite.h>
-#include <X11/extensions/Xdamage.h>
-#include <X11/extensions/Xrender.h>
-
 #include <clutter/x11/clutter-x11.h>
 #include <cogl/cogl-texture-pixmap-x11.h>
 #include <gdk/gdk.h> /* for gdk_rectangle_union() */
@@ -30,13 +26,15 @@
 #include "meta-shaped-texture-private.h"
 #include "meta-shadow-factory-private.h"
 #include "meta-window-actor-private.h"
-#include "meta-surface-actor.h"
 #include "meta-texture-rectangle.h"
 #include "region-utils.h"
 #include "meta-wayland-private.h"
 #include "monitor-private.h"
 #include "meta-cullable.h"
 
+#include "meta-surface-actor.h"
+#include "meta-surface-actor-x11.h"
+
 struct _MetaWindowActorPrivate
 {
   MetaWindow       *window;
@@ -63,19 +61,13 @@ struct _MetaWindowActorPrivate
   /* The region we should clip to when painting the shadow */
   cairo_region_t   *shadow_clip;
 
-  guint              send_frame_messages_timer;
-  gint64             frame_drawn_time;
-
   /* Extracted size-invariant shape used for shadows */
   MetaWindowShape  *shadow_shape;
-
-  gint              last_width;
-  gint              last_height;
-
-  gint              freeze_count;
-
   char *            shadow_class;
 
+  guint              send_frame_messages_timer;
+  gint64             frame_drawn_time;
+
   /*
    * These need to be counters rather than flags, since more plugins
    * can implement same effect; the practicality of stacking effects
@@ -90,11 +82,7 @@ struct _MetaWindowActorPrivate
   /* List of FrameData for recent frames */
   GList            *frames;
 
-  Pixmap            back_pixmap; /* Not used in wayland compositor mode */
-  Damage            damage; /* Not used in wayland compositor mode */
-
   guint                    visible                : 1;
-  guint                    argb32                 : 1;
   guint                    disposed               : 1;
   guint             redecorating           : 1;
 
@@ -111,24 +99,7 @@ struct _MetaWindowActorPrivate
 
   guint             no_shadow              : 1;
 
-
-  /* 
-   * None of these are used in wayland compositor mode...
-   */
-
-  guint                    needs_damage_all       : 1;
-  guint                    received_x11_damage    : 1;
-
-  guint                    needs_pixmap           : 1;
-
-  guint                    x11_size_changed       : 1;
   guint             updates_frozen         : 1;
-
-  guint             unredirected           : 1;
-
-  /* This is used to detect fullscreen windows that need to be unredirected */
-  guint             full_damage_frames_count;
-  guint             does_full_damage  : 1;
 };
 
 typedef struct _FrameData FrameData;
@@ -165,7 +136,6 @@ static gboolean meta_window_actor_get_paint_volume (ClutterActor       *actor,
                                                     ClutterPaintVolume *volume);
 
 
-static void meta_window_actor_detach_x11_pixmap     (MetaWindowActor *self);
 static gboolean meta_window_actor_has_shadow (MetaWindowActor *self);
 
 static void meta_window_actor_handle_updates (MetaWindowActor *self);
@@ -256,9 +226,6 @@ window_decorated_notify (MetaWindow *mw,
 {
   MetaWindowActor        *self     = META_WINDOW_ACTOR (data);
   MetaWindowActorPrivate *priv     = self->priv;
-  MetaScreen             *screen   = priv->screen;
-  MetaDisplay            *display  = meta_screen_get_display (screen);
-  Display                *xdisplay = meta_display_get_xdisplay (display);
 
   /*
    * Basically, we have to reconstruct the the internals of this object
@@ -266,23 +233,6 @@ window_decorated_notify (MetaWindow *mw,
    */
   priv->redecorating = TRUE;
 
-  if (!meta_is_wayland_compositor ())
-    {
-      meta_window_actor_detach_x11_pixmap (self);
-
-      /*
-       * First of all, clean up any resources we are currently using and will
-       * be replacing.
-       */
-      if (priv->damage != None)
-        {
-          meta_error_trap_push (display);
-          XDamageDestroy (xdisplay, priv->damage);
-          meta_error_trap_pop (display);
-          priv->damage = None;
-        }
-    }
-
   /*
    * Recreate the contents.
    */
@@ -308,52 +258,68 @@ surface_allocation_changed_notify (ClutterActor           *actor,
 }
 
 static gboolean
+is_argb32 (MetaWindowActor *self)
+{
+  MetaWindowActorPrivate *priv = self->priv;
+  return meta_surface_actor_is_argb32 (priv->surface);
+}
+
+static gboolean
 is_non_opaque (MetaWindowActor *self)
 {
   MetaWindowActorPrivate *priv = self->priv;
   MetaWindow *window = priv->window;
 
-  return priv->argb32 || (window->opacity != 0xFF);
+  return is_argb32 (self) || (window->opacity != 0xFF);
+}
+
+static gboolean
+is_frozen (MetaWindowActor *self)
+{
+  MetaWindowActorPrivate *priv = self->priv;
+  return meta_surface_actor_is_frozen (priv->surface);
 }
 
 static void
-meta_window_actor_constructed (GObject *object)
+meta_window_actor_freeze (MetaWindowActor *self)
 {
-  MetaWindowActor        *self     = META_WINDOW_ACTOR (object);
-  MetaWindowActorPrivate *priv     = self->priv;
-  MetaWindow             *window   = priv->window;
-  Window                  xwindow  = meta_window_get_toplevel_xwindow (window);
-  MetaScreen             *screen   = meta_window_get_screen (window);
-  MetaDisplay            *display  = meta_screen_get_display (screen);
-  Display                *xdisplay = meta_display_get_xdisplay (display);
+  MetaWindowActorPrivate *priv = self->priv;
+  meta_surface_actor_freeze (priv->surface);
+}
 
-  priv->screen = screen;
+static void
+meta_window_actor_thaw (MetaWindowActor *self)
+{
+  MetaWindowActorPrivate *priv = self->priv;
 
-  if (!meta_is_wayland_compositor ())
-    priv->damage = XDamageCreate (xdisplay, xwindow,
-                                  XDamageReportBoundingBox);
+  meta_surface_actor_thaw (priv->surface);
 
-  if (window->client_type == META_WINDOW_CLIENT_TYPE_X11)
-    {
-      XRenderPictFormat      *format;
+  if (meta_surface_actor_is_frozen (priv->surface))
+    return;
 
-      format = XRenderFindVisualFormat (xdisplay, window->xvisual);
+  /* We sometimes ignore moves and resizes on frozen windows */
+  meta_window_actor_sync_actor_geometry (self, FALSE);
 
-      if (format && format->type == PictTypeDirect && format->direct.alphaMask)
-        priv->argb32 = TRUE;
-    }
-  else
-    {
-      /* XXX: parse shm formats to determine argb32 */
-      priv->argb32 = TRUE;
-    }
+  /* We do this now since we might be going right back into the
+   * frozen state */
+  meta_window_actor_handle_updates (self);
+}
+
+static void
+meta_window_actor_constructed (GObject *object)
+{
+  MetaWindowActor        *self     = META_WINDOW_ACTOR (object);
+  MetaWindowActorPrivate *priv     = self->priv;
+  MetaWindow             *window   = priv->window;
+
+  priv->screen = window->screen;
 
   if (!priv->surface)
     {
       if (window->surface)
         priv->surface = window->surface->surface_actor;
       else
-        priv->surface = meta_surface_actor_new ();
+        priv->surface = meta_surface_actor_x11_new (window);
       g_object_ref_sink (priv->surface);
 
       clutter_actor_add_child (CLUTTER_ACTOR (self), CLUTTER_ACTOR (priv->surface));
@@ -376,8 +342,6 @@ meta_window_actor_dispose (GObject *object)
   MetaWindowActor        *self = META_WINDOW_ACTOR (object);
   MetaWindowActorPrivate *priv = self->priv;
   MetaScreen             *screen;
-  MetaDisplay            *display;
-  Display                *xdisplay;
   MetaCompScreen         *info;
 
   if (priv->disposed)
@@ -388,9 +352,6 @@ meta_window_actor_dispose (GObject *object)
   screen   = priv->screen;
   info     = meta_screen_get_compositor_data (screen);
 
-  if (!meta_is_wayland_compositor ())
-    meta_window_actor_detach_x11_pixmap (self);
-
   if (priv->send_frame_messages_timer != 0)
     {
       g_source_remove (priv->send_frame_messages_timer);
@@ -405,18 +366,6 @@ meta_window_actor_dispose (GObject *object)
   g_clear_pointer (&priv->unfocused_shadow, meta_shadow_unref);
   g_clear_pointer (&priv->shadow_shape, meta_window_shape_unref);
 
-  if (!meta_is_wayland_compositor () && priv->damage != None)
-    {
-      display  = meta_screen_get_display (screen);
-      xdisplay = meta_display_get_xdisplay (display);
-
-      meta_error_trap_push (display);
-      XDamageDestroy (xdisplay, priv->damage);
-      meta_error_trap_pop (display);
-
-      priv->damage = None;
-    }
-
   info->windows = g_list_remove (info->windows, (gconstpointer) self);
 
   g_clear_object (&priv->window);
@@ -834,13 +783,6 @@ meta_window_actor_is_destroyed (MetaWindowActor *self)
   return self->priv->disposed;
 }
 
-static void
-meta_window_actor_freeze (MetaWindowActor *self)
-{
-  if (!meta_is_wayland_compositor ())
-    self->priv->freeze_count++;
-}
-
 static gboolean
 send_frame_messages_timeout (gpointer data)
 {
@@ -895,56 +837,6 @@ queue_send_frame_messages_timeout (MetaWindowActor *self)
   priv->send_frame_messages_timer = g_timeout_add_full (META_PRIORITY_REDRAW, offset, 
send_frame_messages_timeout, self, NULL);
 }
 
-static void
-meta_window_actor_damage_all (MetaWindowActor *self)
-{
-  MetaWindowActorPrivate *priv = self->priv;
-  gboolean redraw_queued;
-
-  if (!priv->needs_damage_all)
-    return;
-
-  if (priv->needs_pixmap)
-    return;
-
-  redraw_queued = meta_surface_actor_damage_all (priv->surface);
-
-  priv->repaint_scheduled = priv->repaint_scheduled || redraw_queued;
-  priv->needs_damage_all = FALSE;
-}
-
-static void
-meta_window_actor_thaw (MetaWindowActor *self)
-{
-  if (!meta_is_wayland_compositor ())
-    {
-      self->priv->freeze_count--;
-
-      if (G_UNLIKELY (self->priv->freeze_count < 0))
-        {
-          g_warning ("Error in freeze/thaw accounting.");
-          self->priv->freeze_count = 0;
-          return;
-        }
-
-      if (self->priv->freeze_count)
-        return;
-
-      /* We sometimes ignore moves and resizes on frozen windows */
-      meta_window_actor_sync_actor_geometry (self, FALSE);
-
-      /* We do this now since we might be going right back into the
-       * frozen state */
-      meta_window_actor_handle_updates (self);
-
-      /* Since we ignore damage events while a window is frozen for certain effects
-       * we may need to issue an update_area() covering the whole pixmap if we
-       * don't know what real damage has happened. */
-      if (self->priv->needs_damage_all)
-        meta_window_actor_damage_all (self);
-    }
-}
-
 void
 meta_window_actor_queue_frame_drawn (MetaWindowActor *self,
                                      gboolean         no_delay_frame)
@@ -1000,33 +892,6 @@ meta_window_actor_effect_in_progress (MetaWindowActor *self)
 }
 
 static gboolean
-is_frozen (MetaWindowActor *self)
-{
-  return self->priv->freeze_count ? TRUE : FALSE;
-}
-
-static void
-meta_window_actor_queue_create_x11_pixmap (MetaWindowActor *self)
-{
-  MetaWindowActorPrivate *priv = self->priv;
-
-  priv->needs_pixmap = TRUE;
-
-  if (is_frozen (self))
-    return;
-
-  /* This will cause the compositor paint function to be run
-   * if the actor is visible or a clone of the actor is visible.
-   * if the actor isn't visible in any way, then we don't
-   * need to repair the window anyways, and can wait until
-   * the stage is redrawn for some other reason
-   *
-   * The compositor paint function repairs all windows.
-   */
-  clutter_actor_queue_redraw (CLUTTER_ACTOR (priv->surface));
-}
-
-static gboolean
 is_freeze_thaw_effect (gulong event)
 {
   switch (event)
@@ -1106,15 +971,6 @@ meta_window_actor_after_effects (MetaWindowActor *self)
 
   meta_window_actor_sync_visibility (self);
   meta_window_actor_sync_actor_geometry (self, FALSE);
-
-  if (!meta_is_wayland_compositor ())
-    {
-      if (!meta_window_is_mapped (priv->window))
-        meta_window_actor_detach_x11_pixmap (self);
-
-      if (priv->needs_pixmap)
-        clutter_actor_queue_redraw (CLUTTER_ACTOR (priv->surface));
-    }
 }
 
 void
@@ -1189,95 +1045,19 @@ meta_window_actor_effect_completed (MetaWindowActor *self,
     meta_window_actor_after_effects (self);
 }
 
-/* Called to drop our reference to a window backing pixmap that we
- * previously obtained with XCompositeNameWindowPixmap. We do this
- * when the window is unmapped or when we want to update to a new
- * pixmap for a new size.
- */
-static void
-meta_window_actor_detach_x11_pixmap (MetaWindowActor *self)
-{
-  MetaWindowActorPrivate *priv     = self->priv;
-  MetaScreen            *screen   = priv->screen;
-  MetaDisplay           *display  = meta_screen_get_display (screen);
-  Display               *xdisplay = meta_display_get_xdisplay (display);
-
-  if (!priv->back_pixmap)
-    return;
-
-  /* Get rid of all references to the pixmap before freeing it; it's unclear whether
-   * you are supposed to be able to free a GLXPixmap after freeing the underlying
-   * pixmap, but it certainly doesn't work with current DRI/Mesa
-   */
-  meta_surface_actor_set_texture (priv->surface, NULL);
-  cogl_flush();
-
-  XFreePixmap (xdisplay, priv->back_pixmap);
-  priv->back_pixmap = None;
-
-  meta_window_actor_queue_create_x11_pixmap (self);
-}
-
 gboolean
 meta_window_actor_should_unredirect (MetaWindowActor *self)
 {
-  MetaWindow *metaWindow = meta_window_actor_get_meta_window (self);
   MetaWindowActorPrivate *priv = self->priv;
-
-  if (meta_is_wayland_compositor ())
-    return FALSE;
-
-  if (meta_window_requested_dont_bypass_compositor (metaWindow))
-    return FALSE;
-
-  if (metaWindow->opacity != 0xFF)
-    return FALSE;
-
-  if (metaWindow->shape_region != NULL)
-    return FALSE;
-
-  if (priv->argb32 && !meta_window_requested_bypass_compositor (metaWindow))
-    return FALSE;
-
-  if (!meta_window_is_monitor_sized (metaWindow))
-    return FALSE;
-
-  if (meta_window_requested_bypass_compositor (metaWindow))
-    return TRUE;
-
-  if (meta_window_is_override_redirect (metaWindow))
-    return TRUE;
-
-  if (priv->does_full_damage)
-    return TRUE;
-
-  return FALSE;
+  return meta_surface_actor_should_unredirect (priv->surface);
 }
 
 void
 meta_window_actor_set_unredirected (MetaWindowActor *self,
                                     gboolean         unredirected)
 {
-  MetaWindow *metaWindow = meta_window_actor_get_meta_window (self);
-  MetaDisplay *display = meta_window_get_display (metaWindow);
-
-  Display *xdisplay = meta_display_get_xdisplay (display);
-  Window  xwin = meta_window_get_toplevel_xwindow (metaWindow);
-
-  meta_error_trap_push (display);
-
-  if (unredirected)
-    {
-      XCompositeUnredirectWindow (xdisplay, xwin, CompositeRedirectManual);
-    }
-  else
-    {
-      XCompositeRedirectWindow (xdisplay, xwin, CompositeRedirectManual);
-      meta_window_actor_detach_x11_pixmap (self);
-    }
-
-  self->priv->unredirected = unredirected;
-  meta_error_trap_pop (display);
+  MetaWindowActorPrivate *priv = self->priv;
+  meta_surface_actor_set_unredirected (priv->surface, unredirected);
 }
 
 void
@@ -1331,19 +1111,11 @@ meta_window_actor_sync_actor_geometry (MetaWindowActor *self,
 
   meta_window_get_input_rect (priv->window, &window_rect);
 
-  /* When running as a display server we catch size changes when new
-     buffers are attached */
-  if (!meta_is_wayland_compositor ())
-    {
-      if (priv->last_width != window_rect.width ||
-          priv->last_height != window_rect.height)
-        {
-          priv->x11_size_changed = TRUE;
-
-          priv->last_width = window_rect.width;
-          priv->last_height = window_rect.height;
-        }
-    }
+  /* When running as a Wayland compositor we catch size changes when new
+   * buffers are attached */
+  if (META_IS_SURFACE_ACTOR_X11 (priv->surface))
+    meta_surface_actor_x11_set_size (META_SURFACE_ACTOR_X11 (priv->surface),
+                                     window_rect.width, window_rect.height);
 
   /* Normally we want freezing a window to also freeze its position; this allows
    * windows to atomically move and resize together, either under app control,
@@ -1355,15 +1127,6 @@ meta_window_actor_sync_actor_geometry (MetaWindowActor *self,
   if (is_frozen (self) && !did_placement)
     return;
 
-  if (!meta_is_wayland_compositor ())
-    {
-      if (priv->x11_size_changed)
-        {
-          meta_window_actor_queue_create_x11_pixmap (self);
-          meta_window_actor_update_shape (self);
-        }
-    }
-
   if (meta_window_actor_effect_in_progress (self))
     return;
 
@@ -1531,14 +1294,10 @@ meta_window_actor_new (MetaWindow *window)
 
   priv = self->priv;
 
-  if (!meta_is_wayland_compositor ())
-    {
-      priv->last_width = -1;
-      priv->last_height = -1;
-
-      meta_window_actor_set_updates_frozen (self,
-                                            meta_window_updates_are_frozen (priv->window));
+  meta_window_actor_set_updates_frozen (self, meta_window_updates_are_frozen (priv->window));
 
+  if (META_IS_SURFACE_ACTOR_X11 (priv->surface))
+    {
       /* If a window doesn't start off with updates frozen, we should
        * we should send a _NET_WM_FRAME_DRAWN immediately after the first drawn.
        */
@@ -1649,11 +1408,6 @@ meta_window_actor_cull_out (MetaCullable   *cullable,
                             cairo_region_t *clip_region)
 {
   MetaWindowActor *self = META_WINDOW_ACTOR (cullable);
-  MetaWindowActorPrivate *priv = self->priv;
-
-  /* Don't do any culling for the unredirected window */
-  if (priv->unredirected)
-    return;
 
   meta_cullable_cull_out_children (cullable, unobscured_region, clip_region);
   meta_window_actor_set_clip_region_beneath (self, clip_region);
@@ -1677,74 +1431,6 @@ cullable_iface_init (MetaCullableInterface *iface)
   iface->reset_culling = meta_window_actor_reset_culling;
 }
 
-/* When running as a wayland compositor we don't make requests for
- * replacement pixmaps when resizing windows, we will instead be
- * asked to attach replacement buffers by the clients. */
-static void
-check_needs_x11_pixmap (MetaWindowActor *self)
-{
-  MetaWindowActorPrivate *priv     = self->priv;
-  MetaScreen          *screen   = priv->screen;
-  MetaDisplay         *display  = meta_screen_get_display (screen);
-  Display             *xdisplay = meta_display_get_xdisplay (display);
-  MetaCompScreen      *info     = meta_screen_get_compositor_data (screen);
-  Window               xwindow  = meta_window_get_toplevel_xwindow (priv->window);
-
-  if (!priv->needs_pixmap)
-    return;
-
-  if (xwindow == meta_screen_get_xroot (screen) ||
-      xwindow == clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage)))
-    return;
-
-  if (priv->x11_size_changed)
-    {
-      meta_window_actor_detach_x11_pixmap (self);
-      priv->x11_size_changed = FALSE;
-    }
-
-  meta_error_trap_push (display);
-
-  if (priv->back_pixmap == None)
-    {
-      CoglContext *ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
-      CoglTexture *texture;
-
-      meta_error_trap_push (display);
-
-      priv->back_pixmap = XCompositeNameWindowPixmap (xdisplay, xwindow);
-
-      if (meta_error_trap_pop_with_return (display) != Success)
-        {
-          /* Probably a BadMatch if the window isn't viewable; we could
-           * GrabServer/GetWindowAttributes/NameWindowPixmap/UngrabServer/Sync
-           * to avoid this, but there's no reason to take two round trips
-           * when one will do. (We need that Sync if we want to handle failures
-           * for any reason other than !viewable. That's unlikely, but maybe
-           * we'll BadAlloc or something.)
-           */
-          priv->back_pixmap = None;
-        }
-
-      if (priv->back_pixmap == None)
-        {
-          meta_verbose ("Unable to get named pixmap for %p\n", self);
-          goto out;
-        }
-
-      texture = COGL_TEXTURE (cogl_texture_pixmap_x11_new (ctx, priv->back_pixmap, FALSE, NULL));
-      if (G_UNLIKELY (!cogl_texture_pixmap_x11_is_using_tfp_extension (COGL_TEXTURE_PIXMAP_X11 (texture))))
-        g_warning ("NOTE: Not using GLX TFP!\n");
-
-      meta_surface_actor_set_texture (META_SURFACE_ACTOR (priv->surface), texture);
-    }
-
-  priv->needs_pixmap = FALSE;
-
- out:
-  meta_error_trap_pop (display);
-}
-
 static void
 check_needs_shadow (MetaWindowActor *self)
 {
@@ -1812,63 +1498,14 @@ meta_window_actor_process_x11_damage (MetaWindowActor    *self,
                                       XDamageNotifyEvent *event)
 {
   MetaWindowActorPrivate *priv = self->priv;
-  MetaCompScreen *info = meta_screen_get_compositor_data (priv->screen);
-  gboolean redraw_queued;
 
-  priv->received_x11_damage = TRUE;
-
-  if (meta_window_is_fullscreen (priv->window) && g_list_last (info->windows)->data == self && 
!priv->unredirected)
-    {
-      MetaRectangle window_rect;
-      meta_window_get_frame_rect (priv->window, &window_rect);
-
-      if (window_rect.x == event->area.x &&
-          window_rect.y == event->area.y &&
-          window_rect.width == event->area.width &&
-          window_rect.height == event->area.height)
-        priv->full_damage_frames_count++;
-      else
-        priv->full_damage_frames_count = 0;
-
-      if (priv->full_damage_frames_count >= 100)
-        priv->does_full_damage = TRUE;
-    }
-
-  /* Drop damage event for unredirected windows */
-  if (priv->unredirected)
-    return;
-
-  if (is_frozen (self))
-    {
-      /* The window is frozen due to an effect in progress: we ignore damage
-       * here on the off chance that this will stop the corresponding
-       * texture_from_pixmap from being update.
-       *
-       * needs_damage_all tracks that some unknown damage happened while the
-       * window was frozen so that when the window becomes unfrozen we can
-       * issue a full window update to cover any lost damage.
-       *
-       * It should be noted that this is an unreliable mechanism since it's
-       * quite likely that drivers will aim to provide a zero-copy
-       * implementation of the texture_from_pixmap extension and in those cases
-       * any drawing done to the window is always immediately reflected in the
-       * texture regardless of damage event handling.
-       */
-      priv->needs_damage_all = TRUE;
-      return;
-    }
-
-  if (priv->needs_pixmap)
-    return;
-
-  redraw_queued = meta_surface_actor_damage_area (priv->surface,
-                                                  event->area.x,
-                                                  event->area.y,
-                                                  event->area.width,
-                                                  event->area.height);
-
-  priv->repaint_scheduled = priv->repaint_scheduled  || redraw_queued;
+  g_assert (!meta_is_wayland_compositor ());
 
+  meta_surface_actor_process_damage (priv->surface,
+                                     event->area.x,
+                                     event->area.y,
+                                     event->area.width,
+                                     event->area.height);
 }
 
 void
@@ -2096,8 +1733,9 @@ meta_window_actor_update_opaque_region (MetaWindowActor *self)
 {
   MetaWindowActorPrivate *priv = self->priv;
   cairo_region_t *opaque_region;
+  gboolean argb32 = is_argb32 (self);
 
-  if (priv->argb32 && priv->window->opaque_region != NULL)
+  if (argb32 && priv->window->opaque_region != NULL)
     {
       MetaFrameBorders borders;
 
@@ -2117,7 +1755,7 @@ meta_window_actor_update_opaque_region (MetaWindowActor *self)
       cairo_region_translate (opaque_region, borders.total.left, borders.total.top);
       cairo_region_intersect (opaque_region, priv->shape_region);
     }
-  else if (priv->argb32)
+  else if (argb32)
     opaque_region = NULL;
   else
     opaque_region = cairo_region_reference (priv->shape_region);
@@ -2174,9 +1812,6 @@ static void
 meta_window_actor_handle_updates (MetaWindowActor *self)
 {
   MetaWindowActorPrivate *priv = self->priv;
-  MetaScreen          *screen   = priv->screen;
-  MetaDisplay         *display  = meta_screen_get_display (screen);
-  Display             *xdisplay = meta_display_get_xdisplay (display);
 
   if (is_frozen (self))
     {
@@ -2185,45 +1820,10 @@ meta_window_actor_handle_updates (MetaWindowActor *self)
       return;
     }
 
-  if (!meta_is_wayland_compositor ())
-    {
-      if (priv->unredirected)
-        {
-          /* Nothing to do here until/if the window gets redirected again */
-          return;
-        }
-
-      if (priv->received_x11_damage)
-        {
-          meta_error_trap_push (display);
-          XDamageSubtract (xdisplay, priv->damage, None, None);
-          meta_error_trap_pop (display);
-
-          /* We need to make sure that any X drawing that happens before the
-           * XDamageSubtract() above is visible to subsequent GL rendering;
-           * the only standardized way to do this is EXT_x11_sync_object,
-           * which isn't yet widely available. For now, we count on details
-           * of Xorg and the open source drivers, and hope for the best
-           * otherwise.
-           *
-           * Xorg and open source driver specifics:
-           *
-           * The X server makes sure to flush drawing to the kernel before
-           * sending out damage events, but since we use DamageReportBoundingBox
-           * there may be drawing between the last damage event and the
-           * XDamageSubtract() that needs to be flushed as well.
-           *
-           * Xorg always makes sure that drawing is flushed to the kernel
-           * before writing events or responses to the client, so any round trip
-           * request at this point is sufficient to flush the GLX buffers.
-           */
-          XSync (xdisplay, False);
-
-          priv->received_x11_damage = FALSE;
-        }
+  meta_surface_actor_pre_paint (priv->surface);
 
-      check_needs_x11_pixmap (self);
-    }
+  if (!meta_surface_actor_is_visible (priv->surface))
+    return;
 
   check_needs_reshape (self);
   check_needs_shadow (self);
@@ -2412,20 +2012,16 @@ void
 meta_window_actor_set_updates_frozen (MetaWindowActor *self,
                                       gboolean         updates_frozen)
 {
-  /* On wayland we shouldn't need to ever freeze updates... */
-  if (!meta_is_wayland_compositor ())
-    {
-      MetaWindowActorPrivate *priv = self->priv;
+  MetaWindowActorPrivate *priv = self->priv;
 
-      updates_frozen = updates_frozen != FALSE;
+  updates_frozen = updates_frozen != FALSE;
 
-      if (priv->updates_frozen != updates_frozen)
-        {
-          priv->updates_frozen = updates_frozen;
-          if (updates_frozen)
-            meta_window_actor_freeze (self);
-          else
-            meta_window_actor_thaw (self);
-        }
+  if (priv->updates_frozen != updates_frozen)
+    {
+      priv->updates_frozen = updates_frozen;
+      if (updates_frozen)
+        meta_window_actor_freeze (self);
+      else
+        meta_window_actor_thaw (self);
     }
 }
diff --git a/src/wayland/meta-wayland-surface.c b/src/wayland/meta-wayland-surface.c
index f31f3ce..43ed925 100644
--- a/src/wayland/meta-wayland-surface.c
+++ b/src/wayland/meta-wayland-surface.c
@@ -44,11 +44,11 @@
 #include "meta-wayland-private.h"
 #include "meta-xwayland-private.h"
 #include "meta-wayland-stage.h"
-#include "meta-surface-actor.h"
 #include "meta-wayland-seat.h"
 #include "meta-wayland-keyboard.h"
 #include "meta-wayland-pointer.h"
 #include "meta-wayland-data-device.h"
+
 #include "meta-cursor-tracker-private.h"
 #include "display-private.h"
 #include "window-private.h"
@@ -58,6 +58,9 @@
 #include "meta-idle-monitor-private.h"
 #include "monitor-private.h"
 
+#include "meta-surface-actor.h"
+#include "meta-surface-actor-wayland.h"
+
 static void
 surface_process_damage (MetaWaylandSurface *surface,
                         cairo_region_t *region)
@@ -68,8 +71,8 @@ surface_process_damage (MetaWaylandSurface *surface,
     {
       cairo_rectangle_int_t rect;
       cairo_region_get_rectangle (region, i, &rect);
-      meta_surface_actor_damage_area (surface->surface_actor,
-                                      rect.x, rect.y, rect.width, rect.height);
+      meta_surface_actor_process_damage (surface->surface_actor,
+                                         rect.x, rect.y, rect.width, rect.height);
     }
 }
 
@@ -260,7 +263,7 @@ actor_surface_commit (MetaWaylandSurface *surface)
     {
       ensure_buffer_texture (buffer);
       meta_wayland_buffer_reference (&surface->buffer_ref, buffer);
-      meta_surface_actor_attach_wayland_buffer (surface_actor, buffer);
+      meta_surface_actor_wayland_set_buffer (META_SURFACE_ACTOR_WAYLAND (surface->surface_actor), buffer);
       changed = TRUE;
     }
 
@@ -501,7 +504,7 @@ meta_wayland_surface_create (MetaWaylandCompositor *compositor,
     surface_handle_pending_buffer_destroy;
   wl_list_init (&surface->pending.frame_callback_list);
 
-  surface->surface_actor = g_object_ref_sink (meta_surface_actor_new ());
+  surface->surface_actor = g_object_ref_sink (meta_surface_actor_wayland_new (surface));
   return surface;
 }
 


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