Lighthouse: Implement xcomposite extension for wayland

13 files changed, 573 insertions, 0 deletions

diff --git a/src/plugins/platforms/wayland/gl_integration/gl_integration.pri b/src/plugins/platforms/wayland/gl_integration/gl_integration.pri
index 10567cd16b..52272c3d54 100644
--- a/src/plugins/platforms/wayland/gl_integration/gl_integration.pri
+++ b/src/plugins/platforms/wayland/gl_integration/gl_integration.pri
@@ -17,3 +17,7 @@ xpixmap_egl {
 xpixmap_glx {
     include ($$PWD/xpixmap_glx/xpixmap_glx.pri)
 }
+
+xcomposite_glx {
+    include ($$PWD/xcomposite_glx/xcomposite_glx.pri)
+}
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxcontext.cpp b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxcontext.cpp
new file mode 100644
index 0000000000..679772c1e6
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxcontext.cpp
@@ -0,0 +1,101 @@
+#include "qwaylandxcompositeglxcontext.h"
+
+#include "qwaylandxcompositeglxwindow.h"
+#include "qwaylandxcompositebuffer.h"
+
+#include "wayland-xcomposite-client-protocol.h"
+#include <QtCore/QDebug>
+
+#include <X11/extensions/Xcomposite.h>
+
+QWaylandXCompositeGLXContext::QWaylandXCompositeGLXContext(QWaylandXCompositeGLXIntegration *glxIntegration, QWaylandXCompositeGLXWindow *window)
+    : QPlatformGLContext()
+    , mGlxIntegration(glxIntegration)
+    , mWindow(window)
+    , mBuffer(0)
+    , mXWindow(0)
+    , mConfig(qglx_findConfig(glxIntegration->xDisplay(),glxIntegration->screen(),window->widget()->platformWindowFormat()))
+{
+    XVisualInfo *visualInfo = glXGetVisualFromFBConfig(glxIntegration->xDisplay(),mConfig);
+    mContext = glXCreateContext(glxIntegration->xDisplay(),visualInfo,0,TRUE);
+
+    geometryChanged();
+}
+
+void QWaylandXCompositeGLXContext::makeCurrent()
+{
+    QPlatformGLContext::makeCurrent();
+    glXMakeCurrent(mGlxIntegration->xDisplay(),mXWindow,mContext);
+}
+
+void QWaylandXCompositeGLXContext::doneCurrent()
+{
+    glXMakeCurrent(mGlxIntegration->xDisplay(),0,0);
+    QPlatformGLContext::doneCurrent();
+}
+
+void QWaylandXCompositeGLXContext::swapBuffers()
+{
+    QSize size = mWindow->geometry().size();
+
+    glXSwapBuffers(mGlxIntegration->xDisplay(),mXWindow);
+    mWindow->damage(QRegion(QRect(QPoint(0,0),size)));
+    mWindow->waitForFrameSync();
+}
+
+void * QWaylandXCompositeGLXContext::getProcAddress(const QString &procName)
+{
+    return (void *) glXGetProcAddress(reinterpret_cast<GLubyte *>(procName.toLatin1().data()));
+}
+
+QPlatformWindowFormat QWaylandXCompositeGLXContext::platformWindowFormat() const
+{
+    return qglx_platformWindowFromGLXFBConfig(mGlxIntegration->xDisplay(),mConfig,mContext);
+}
+
+void QWaylandXCompositeGLXContext::sync_function(void *data)
+{
+    QWaylandXCompositeGLXContext *that = static_cast<QWaylandXCompositeGLXContext *>(data);
+    that->mWaitCondition.wakeAll();
+}
+
+void QWaylandXCompositeGLXContext::geometryChanged()
+{
+    QSize size(mWindow->geometry().size());
+    if (size.isEmpty()) {
+        //QGLWidget wants a context for a window without geometry
+        size = QSize(1,1);
+    }
+
+    delete mBuffer;
+    //XFreePixmap deletes the glxPixmap as well
+    if (mXWindow) {
+        XDestroyWindow(mGlxIntegration->xDisplay(),mXWindow);
+    }
+
+    XVisualInfo *visualInfo = glXGetVisualFromFBConfig(mGlxIntegration->xDisplay(),mConfig);
+    Colormap cmap = XCreateColormap(mGlxIntegration->xDisplay(),mGlxIntegration->rootWindow(),visualInfo->visual,AllocNone);
+
+    XSetWindowAttributes a;
+    a.colormap = cmap;
+    mXWindow = XCreateWindow(mGlxIntegration->xDisplay(), mGlxIntegration->rootWindow(),0, 0, size.width(), size.height(),
+                             0, visualInfo->depth, InputOutput, visualInfo->visual,
+                             CWColormap, &a);
+
+    XCompositeRedirectWindow(mGlxIntegration->xDisplay(), mXWindow, CompositeRedirectManual);
+    XMapWindow(mGlxIntegration->xDisplay(), mXWindow);
+
+    XSync(mGlxIntegration->xDisplay(),False);
+    mBuffer = new QWaylandXCompositeBuffer(mGlxIntegration->waylandXComposite(),
+                                           (uint32_t)mXWindow,
+                                           size,
+                                           mGlxIntegration->waylandDisplay()->argbVisual());
+    mWindow->attach(mBuffer);
+    wl_display_sync_callback(mGlxIntegration->waylandDisplay()->wl_display(),
+                             QWaylandXCompositeGLXContext::sync_function,
+                             this);
+    QMutex lock;
+    lock.lock();
+    wl_display_sync(mGlxIntegration->waylandDisplay()->wl_display(),0);
+    mWaitCondition.wait(&lock);
+}
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxcontext.h b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxcontext.h
new file mode 100644
index 0000000000..e5ccd9e576
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxcontext.h
@@ -0,0 +1,43 @@
+#ifndef QWAYLANDXCOMPOSITEGLXCONTEXT_H
+#define QWAYLANDXCOMPOSITEGLXCONTEXT_H
+
+#include <QtGui/QPlatformGLContext>
+
+#include <QtCore/QWaitCondition>
+
+#include "qwaylandbuffer.h"
+#include "qwaylandxcompositeglxintegration.h"
+
+#include "qglxconvenience.h"
+
+class QWaylandXCompositeGLXWindow;
+class QWaylandShmBuffer;
+
+class QWaylandXCompositeGLXContext : public QPlatformGLContext
+{
+public:
+    QWaylandXCompositeGLXContext(QWaylandXCompositeGLXIntegration *glxIntegration, QWaylandXCompositeGLXWindow *window);
+
+    void makeCurrent();
+    void doneCurrent();
+    void swapBuffers();
+    void* getProcAddress(const QString& procName);
+
+    QPlatformWindowFormat platformWindowFormat() const;
+
+    void geometryChanged();
+
+private:
+    QWaylandXCompositeGLXIntegration *mGlxIntegration;
+    QWaylandXCompositeGLXWindow *mWindow;
+    QWaylandBuffer *mBuffer;
+
+    Window mXWindow;
+    GLXFBConfig mConfig;
+    GLXContext mContext;
+
+    static void sync_function(void *data);
+    QWaitCondition mWaitCondition;
+};
+
+#endif // QWAYLANDXCOMPOSITEGLXCONTEXT_H
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxintegration.cpp b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxintegration.cpp
new file mode 100644
index 0000000000..dce3d27638
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxintegration.cpp
@@ -0,0 +1,85 @@
+#include "qwaylandxcompositeglxintegration.h"
+
+#include "qwaylandxcompositeglxwindow.h"
+
+#include <QtCore/QDebug>
+
+#include "wayland-xcomposite-client-protocol.h"
+
+QWaylandGLIntegration * QWaylandGLIntegration::createGLIntegration(QWaylandDisplay *waylandDisplay)
+{
+    return new QWaylandXCompositeGLXIntegration(waylandDisplay);
+}
+
+QWaylandXCompositeGLXIntegration::QWaylandXCompositeGLXIntegration(QWaylandDisplay * waylandDispaly)
+    : QWaylandGLIntegration()
+    , mWaylandDisplay(waylandDispaly)
+{
+    wl_display_add_global_listener(waylandDispaly->wl_display(), QWaylandXCompositeGLXIntegration::wlDisplayHandleGlobal,
+                                   this);
+}
+
+QWaylandXCompositeGLXIntegration::~QWaylandXCompositeGLXIntegration()
+{
+    XCloseDisplay(mDisplay);
+}
+
+void QWaylandXCompositeGLXIntegration::initialize()
+{
+}
+
+QWaylandWindow * QWaylandXCompositeGLXIntegration::createEglWindow(QWidget *widget)
+{
+    return new QWaylandXCompositeGLXWindow(widget,this);
+}
+
+Display * QWaylandXCompositeGLXIntegration::xDisplay() const
+{
+    return mDisplay;
+}
+
+int QWaylandXCompositeGLXIntegration::screen() const
+{
+    return mScreen;
+}
+
+Window QWaylandXCompositeGLXIntegration::rootWindow() const
+{
+    return mRootWindow;
+}
+
+QWaylandDisplay * QWaylandXCompositeGLXIntegration::waylandDisplay() const
+{
+    return mWaylandDisplay;
+}
+wl_xcomposite * QWaylandXCompositeGLXIntegration::waylandXComposite() const
+{
+    return mWaylandComposite;
+}
+
+const struct wl_xcomposite_listener QWaylandXCompositeGLXIntegration::xcomposite_listener = {
+    QWaylandXCompositeGLXIntegration::rootInformation
+};
+
+void QWaylandXCompositeGLXIntegration::wlDisplayHandleGlobal(wl_display *display, uint32_t id, const char *interface, uint32_t version, void *data)
+{
+    Q_UNUSED(version);
+    if (strcmp(interface, "xcomposite") == 0) {
+        QWaylandXCompositeGLXIntegration *integration = static_cast<QWaylandXCompositeGLXIntegration *>(data);
+        integration->mWaylandComposite = wl_xcomposite_create(display,id);
+        wl_xcomposite_add_listener(integration->mWaylandComposite,&xcomposite_listener,integration);
+    }
+
+}
+
+void QWaylandXCompositeGLXIntegration::rootInformation(void *data, wl_xcomposite *xcomposite, const char *display_name, uint32_t root_window)
+{
+    Q_UNUSED(xcomposite);
+    QWaylandXCompositeGLXIntegration *integration = static_cast<QWaylandXCompositeGLXIntegration *>(data);
+
+    qDebug() << "ROOT INFORMATION" << integration->mDisplay << integration->mRootWindow << integration->mScreen;
+    integration->mDisplay = XOpenDisplay(display_name);
+    integration->mRootWindow = (Window) root_window;
+    integration->mScreen = XDefaultScreen(integration->mDisplay);
+}
+
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxintegration.h b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxintegration.h
new file mode 100644
index 0000000000..650fdcf55c
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxintegration.h
@@ -0,0 +1,52 @@
+#ifndef QWAYLANDXCOMPOSITEGLXINTEGRATION_H
+#define QWAYLANDXCOMPOSITEGLXINTEGRATION_H
+
+#include "gl_integration/qwaylandglintegration.h"
+#include "wayland-client.h"
+
+#include <QtCore/QTextStream>
+#include <QtCore/QDataStream>
+#include <QtCore/QMetaType>
+#include <QtCore/QVariant>
+#include <QtGui/QWidget>
+
+#include <X11/Xlib.h>
+
+struct wl_xcomposite;
+
+class QWaylandXCompositeGLXIntegration : public QWaylandGLIntegration
+{
+public:
+    QWaylandXCompositeGLXIntegration(QWaylandDisplay * waylandDispaly);
+    ~QWaylandXCompositeGLXIntegration();
+
+    void initialize();
+
+    QWaylandWindow *createEglWindow(QWidget *widget);
+
+    QWaylandDisplay *waylandDisplay() const;
+    struct wl_xcomposite *waylandXComposite() const;
+
+    Display *xDisplay() const;
+    int screen() const;
+    Window rootWindow() const;
+
+private:
+    QWaylandDisplay *mWaylandDisplay;
+    struct wl_xcomposite *mWaylandComposite;
+
+    Display *mDisplay;
+    int mScreen;
+    Window mRootWindow;
+
+    static void wlDisplayHandleGlobal(struct wl_display *display, uint32_t id,
+                             const char *interface, uint32_t version, void *data);
+
+    static const struct wl_xcomposite_listener xcomposite_listener;
+    static void rootInformation(void *data,
+                 struct wl_xcomposite *xcomposite,
+                 const char *display_name,
+                 uint32_t root_window);
+};
+
+#endif // QWAYLANDXCOMPOSITEGLXINTEGRATION_H
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxwindow.cpp b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxwindow.cpp
new file mode 100644
index 0000000000..57ee27e8ba
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxwindow.cpp
@@ -0,0 +1,36 @@
+#include "qwaylandxcompositeglxwindow.h"
+
+#include <QtCore/QDebug>
+
+QWaylandXCompositeGLXWindow::QWaylandXCompositeGLXWindow(QWidget *window, QWaylandXCompositeGLXIntegration *glxIntegration)
+    : QWaylandWindow(window)
+    , mGlxIntegration(glxIntegration)
+    , mContext(0)
+{
+
+}
+
+QWaylandWindow::WindowType QWaylandXCompositeGLXWindow::windowType() const
+{
+    //yeah. this type needs a new name
+    return QWaylandWindow::Egl;
+}
+
+QPlatformGLContext * QWaylandXCompositeGLXWindow::glContext() const
+{
+    if (!mContext) {
+        qDebug() << "creating glcontext;";
+        QWaylandXCompositeGLXWindow *that = const_cast<QWaylandXCompositeGLXWindow *>(this);
+        that->mContext = new QWaylandXCompositeGLXContext(mGlxIntegration,that);
+    }
+    return mContext;
+}
+
+void QWaylandXCompositeGLXWindow::setGeometry(const QRect &rect)
+{
+    QWaylandWindow::setGeometry(rect);
+
+    if (mContext) {
+        mContext->geometryChanged();
+    }
+}
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxwindow.h b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxwindow.h
new file mode 100644
index 0000000000..75058a5068
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/qwaylandxcompositeglxwindow.h
@@ -0,0 +1,24 @@
+#ifndef QWAYLANDXCOMPOSITEGLXWINDOW_H
+#define QWAYLANDXCOMPOSITEGLXWINDOW_H
+
+#include "qwaylandwindow.h"
+#include "qwaylandxcompositeglxintegration.h"
+#include "qwaylandxcompositeglxcontext.h"
+
+class QWaylandXCompositeGLXWindow : public QWaylandWindow
+{
+public:
+    QWaylandXCompositeGLXWindow(QWidget *window, QWaylandXCompositeGLXIntegration *glxIntegration);
+    WindowType windowType() const;
+
+    QPlatformGLContext *glContext() const;
+
+    void setGeometry(const QRect &rect);
+
+private:
+    QWaylandXCompositeGLXIntegration *mGlxIntegration;
+    QWaylandXCompositeGLXContext *mContext;
+
+};
+
+#endif // QWAYLANDXCOMPOSITEGLXWINDOW_H
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/xcomposite_glx.pri b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/xcomposite_glx.pri
new file mode 100644
index 0000000000..43295e91e7
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_glx/xcomposite_glx.pri
@@ -0,0 +1,13 @@
+include (../xcomposite_share/xcomposite_share.pri)
+include (../../../glxconvenience/glxconvenience.pri)
+
+LIBS += -lXcomposite
+SOURCES += \
+    $$PWD/qwaylandxcompositeglxcontext.cpp \
+    $$PWD/qwaylandxcompositeglxintegration.cpp \
+    $$PWD/qwaylandxcompositeglxwindow.cpp
+
+HEADERS += \
+    $$PWD/qwaylandxcompositeglxcontext.h \
+    $$PWD/qwaylandxcompositeglxintegration.h \
+    $$PWD/qwaylandxcompositeglxwindow.h
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_share/qwaylandxcompositebuffer.cpp b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/qwaylandxcompositebuffer.cpp
new file mode 100644
index 0000000000..218907e25f
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/qwaylandxcompositebuffer.cpp
@@ -0,0 +1,18 @@
+#include "qwaylandxcompositebuffer.h"
+
+#include "wayland-client.h"
+
+QWaylandXCompositeBuffer::QWaylandXCompositeBuffer(wl_xcomposite *xcomposite, uint32_t window, const QSize &size, wl_visual *visual)
+    :mSize(size)
+{
+    mBuffer = wl_xcomposite_create_buffer(xcomposite,
+                                              window,
+                                              size.width(),
+                                              size.height(),
+                                              visual);
+}
+
+QSize QWaylandXCompositeBuffer::size() const
+{
+    return mSize;
+}
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_share/qwaylandxcompositebuffer.h b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/qwaylandxcompositebuffer.h
new file mode 100644
index 0000000000..c9332d99dc
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/qwaylandxcompositebuffer.h
@@ -0,0 +1,21 @@
+#ifndef QWAYLANDXCOMPOSITEBUFFER_H
+#define QWAYLANDXCOMPOSITEBUFFER_H
+
+#include "qwaylandbuffer.h"
+
+#include "wayland-xcomposite-client-protocol.h"
+
+class QWaylandXCompositeBuffer : public QWaylandBuffer
+{
+public:
+    QWaylandXCompositeBuffer(struct wl_xcomposite *xcomposite,
+                             uint32_t window,
+                             const QSize &size,
+                             struct wl_visual *visual);
+
+    QSize size() const;
+private:
+    QSize mSize;
+};
+
+#endif // QWAYLANDXCOMPOSITEBUFFER_H
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_share/wayland-xcomposite-client-protocol.h b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/wayland-xcomposite-client-protocol.h
new file mode 100644
index 0000000000..1955a74c54
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/wayland-xcomposite-client-protocol.h
@@ -0,0 +1,126 @@
+/*
+ * Copyright © 2010 Kristian Høgsberg
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  The copyright holders make no representations
+ * about the suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+
+#ifndef XCOMPOSITE_CLIENT_PROTOCOL_H
+#define XCOMPOSITE_CLIENT_PROTOCOL_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <stddef.h>
+#include "wayland-util.h"
+
+struct wl_client;
+
+struct wl_xcomposite;
+
+struct wl_proxy;
+
+extern void
+wl_proxy_marshal(struct wl_proxy *p, uint32_t opcode, ...);
+extern struct wl_proxy *
+wl_proxy_create(struct wl_proxy *factory,
+		const struct wl_interface *interface);
+extern struct wl_proxy *
+wl_proxy_create_for_id(struct wl_display *display,
+		       const struct wl_interface *interface, uint32_t id);
+extern void
+wl_proxy_destroy(struct wl_proxy *proxy);
+
+extern int
+wl_proxy_add_listener(struct wl_proxy *proxy,
+		      void (**implementation)(void), void *data);
+
+extern void
+wl_proxy_set_user_data(struct wl_proxy *proxy, void *user_data);
+
+extern void *
+wl_proxy_get_user_data(struct wl_proxy *proxy);
+
+extern const struct wl_interface wl_xcomposite_interface;
+
+struct wl_xcomposite_listener {
+	void (*root)(void *data,
+		     struct wl_xcomposite *xcomposite,
+		     const char *display_name,
+		     uint32_t root_window);
+};
+
+static inline int
+wl_xcomposite_add_listener(struct wl_xcomposite *xcomposite,
+			   const struct wl_xcomposite_listener *listener, void *data)
+{
+	return wl_proxy_add_listener((struct wl_proxy *) xcomposite,
+				     (void (**)(void)) listener, data);
+}
+
+#define WL_XCOMPOSITE_CREATE_BUFFER	0
+
+static inline struct wl_xcomposite *
+wl_xcomposite_create(struct wl_display *display, uint32_t id)
+{
+	return (struct wl_xcomposite *)
+		wl_proxy_create_for_id(display, &wl_xcomposite_interface, id);
+}
+
+static inline void
+wl_xcomposite_set_user_data(struct wl_xcomposite *xcomposite, void *user_data)
+{
+	wl_proxy_set_user_data((struct wl_proxy *) xcomposite, user_data);
+}
+
+static inline void *
+wl_xcomposite_get_user_data(struct wl_xcomposite *xcomposite)
+{
+	return wl_proxy_get_user_data((struct wl_proxy *) xcomposite);
+}
+
+static inline void
+wl_xcomposite_destroy(struct wl_xcomposite *xcomposite)
+{
+	wl_proxy_destroy((struct wl_proxy *) xcomposite);
+}
+
+static inline struct wl_buffer *
+wl_xcomposite_create_buffer(struct wl_xcomposite *xcomposite, uint32_t x_window, int width, int height, struct wl_visual *visual)
+{
+	struct wl_proxy *id;
+
+	id = wl_proxy_create((struct wl_proxy *) xcomposite,
+			     &wl_buffer_interface);
+	if (!id)
+		return NULL;
+
+	wl_proxy_marshal((struct wl_proxy *) xcomposite,
+			 WL_XCOMPOSITE_CREATE_BUFFER, id, x_window, width, height, visual);
+
+	return (struct wl_buffer *) id;
+}
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_share/wayland-xcomposite-protocol.c b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/wayland-xcomposite-protocol.c
new file mode 100644
index 0000000000..da2e4a2d0f
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/wayland-xcomposite-protocol.c
@@ -0,0 +1,41 @@
+/*
+ * Copyright © 2010 Kristian Høgsberg
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  The copyright holders make no representations
+ * about the suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+
+#include <stdlib.h>
+#include <stdint.h>
+#include "wayland-util.h"
+
+static const struct wl_message xcomposite_requests[] = {
+	{ "create_buffer", "nuiio" },
+};
+
+static const struct wl_message xcomposite_events[] = {
+	{ "root", "su" },
+};
+
+WL_EXPORT const struct wl_interface wl_xcomposite_interface = {
+	"xcomposite", 1,
+	ARRAY_LENGTH(xcomposite_requests), xcomposite_requests,
+	ARRAY_LENGTH(xcomposite_events), xcomposite_events,
+};
+
diff --git a/src/plugins/platforms/wayland/gl_integration/xcomposite_share/xcomposite_share.pri b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/xcomposite_share.pri
new file mode 100644
index 0000000000..03b3521e86
--- /dev/null
+++ b/src/plugins/platforms/wayland/gl_integration/xcomposite_share/xcomposite_share.pri
@@ -0,0 +1,9 @@
+INCLUDEPATH += $$PWD
+
+HEADERS += \
+    $$PWD/wayland-xcomposite-client-protocol.h \
+    gl_integration/xcomposite_share/qwaylandxcompositebuffer.h
+
+SOURCES += \
+   $$PWD/wayland-xcomposite-protocol.c \
+    gl_integration/xcomposite_share/qwaylandxcompositebuffer.cpp