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12e58c7813
The glx and egl(x) backends export some internal symbols. Hide these symbols (using '_' prefix) to reduce ABI differentiation between the glx and eglx flavours. http://bugzilla.clutter-project.org/show_bug.cgi?id=2267 Signed-off-by: Emmanuele Bassi <ebassi@linux.intel.com>
367 lines
11 KiB
C
367 lines
11 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "clutter-stage-egl.h"
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#include "clutter-egl.h"
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#include "clutter-backend-egl.h"
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#include "../clutter-main.h"
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#include "../clutter-feature.h"
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#include "../clutter-color.h"
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#include "../clutter-util.h"
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#include "../clutter-event.h"
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#include "../clutter-enum-types.h"
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#include "../clutter-private.h"
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#include "../clutter-debug.h"
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#include "../clutter-units.h"
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#include "../clutter-stage.h"
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#include "../clutter-stage-window.h"
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#ifdef COGL_HAS_X11_SUPPORT
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static ClutterStageWindowIface *clutter_stage_egl_parent_iface = NULL;
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#endif
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static void clutter_stage_window_iface_init (ClutterStageWindowIface *iface);
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G_DEFINE_TYPE_WITH_CODE (ClutterStageEGL,
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_clutter_stage_egl,
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#ifdef COGL_HAS_X11_SUPPORT
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CLUTTER_TYPE_STAGE_X11,
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#else
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G_TYPE_OBJECT,
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#endif
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G_IMPLEMENT_INTERFACE (CLUTTER_TYPE_STAGE_WINDOW,
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clutter_stage_window_iface_init));
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#ifdef COGL_HAS_XLIB_SUPPORT
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static void
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clutter_stage_egl_unrealize (ClutterStageWindow *stage_window)
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{
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ClutterBackend *backend = clutter_get_default_backend ();
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ClutterBackendX11 *backend_x11 = CLUTTER_BACKEND_X11 (backend);
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ClutterStageEGL *stage_egl = CLUTTER_STAGE_EGL (stage_window);
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ClutterStageX11 *stage_x11 = CLUTTER_STAGE_X11 (stage_window);
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CLUTTER_NOTE (BACKEND, "Unrealizing stage");
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clutter_x11_trap_x_errors ();
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if (!stage_x11->is_foreign_xwin && stage_x11->xwin != None)
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{
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XDestroyWindow (backend_x11->xdpy, stage_x11->xwin);
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stage_x11->xwin = None;
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}
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else
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stage_x11->xwin = None;
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if (stage_egl->egl_surface != EGL_NO_SURFACE)
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{
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eglDestroySurface (clutter_eglx_display (), stage_egl->egl_surface);
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stage_egl->egl_surface = EGL_NO_SURFACE;
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}
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XSync (backend_x11->xdpy, False);
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clutter_x11_untrap_x_errors ();
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}
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static gboolean
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clutter_stage_egl_realize (ClutterStageWindow *stage_window)
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{
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ClutterStageEGL *stage_egl = CLUTTER_STAGE_EGL (stage_window);
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ClutterStageX11 *stage_x11 = CLUTTER_STAGE_X11 (stage_window);
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ClutterBackend *backend;
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ClutterBackendEGL *backend_egl;
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ClutterBackendX11 *backend_x11;
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EGLDisplay edpy;
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CLUTTER_NOTE (BACKEND, "Realizing main stage");
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backend = clutter_get_default_backend ();
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backend_egl = CLUTTER_BACKEND_EGL (backend);
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backend_x11 = CLUTTER_BACKEND_X11 (backend);
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edpy = clutter_eglx_display ();
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if (stage_x11->xwin == None)
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{
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XSetWindowAttributes xattr;
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unsigned long mask;
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XVisualInfo *xvisinfo;
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gfloat width, height;
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CLUTTER_NOTE (MISC, "Creating stage X window");
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xvisinfo = clutter_backend_x11_get_visual_info (backend_x11);
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if (xvisinfo == NULL)
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{
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g_critical ("Unable to find suitable GL visual.");
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return FALSE;
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}
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/* window attributes */
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xattr.background_pixel = WhitePixel (backend_x11->xdpy,
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backend_x11->xscreen_num);
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xattr.border_pixel = 0;
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xattr.colormap = XCreateColormap (backend_x11->xdpy,
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backend_x11->xwin_root,
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xvisinfo->visual,
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AllocNone);
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mask = CWBorderPixel | CWColormap;
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/* Call get_size - this will either get the geometry size (which
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* before we create the window is set to 640x480), or if a size
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* is set, it will get that. This lets you set a size on the
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* stage before it's realized.
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*/
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clutter_actor_get_size (CLUTTER_ACTOR (stage_x11->wrapper),
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&width,
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&height);
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stage_x11->xwin_width = (gint)width;
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stage_x11->xwin_height = (gint)height;
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stage_x11->xwin = XCreateWindow (backend_x11->xdpy,
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backend_x11->xwin_root,
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0, 0,
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stage_x11->xwin_width,
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stage_x11->xwin_height,
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0,
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xvisinfo->depth,
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InputOutput,
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xvisinfo->visual,
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mask, &xattr);
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CLUTTER_NOTE (BACKEND, "Stage [%p], window: 0x%x, size: %dx%d",
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stage_window,
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(unsigned int) stage_x11->xwin,
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stage_x11->xwin_width,
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stage_x11->xwin_height);
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XFree (xvisinfo);
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}
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if (stage_egl->egl_surface == EGL_NO_SURFACE)
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{
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stage_egl->egl_surface =
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eglCreateWindowSurface (edpy,
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backend_egl->egl_config,
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(NativeWindowType) stage_x11->xwin,
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NULL);
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}
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if (stage_egl->egl_surface == EGL_NO_SURFACE)
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g_warning ("Unable to create an EGL surface");
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if (clutter_x11_has_event_retrieval ())
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{
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if (clutter_x11_has_xinput ())
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{
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XSelectInput (backend_x11->xdpy, stage_x11->xwin,
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StructureNotifyMask |
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FocusChangeMask |
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ExposureMask |
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EnterWindowMask | LeaveWindowMask |
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PropertyChangeMask);
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#ifdef USE_XINPUT
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_clutter_x11_select_events (stage_x11->xwin);
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#endif
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}
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else
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XSelectInput (backend_x11->xdpy, stage_x11->xwin,
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StructureNotifyMask |
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FocusChangeMask |
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ExposureMask |
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PointerMotionMask |
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KeyPressMask | KeyReleaseMask |
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ButtonPressMask | ButtonReleaseMask |
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EnterWindowMask | LeaveWindowMask |
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PropertyChangeMask);
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}
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/* no user resize... */
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clutter_stage_x11_fix_window_size (stage_x11,
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stage_x11->xwin_width,
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stage_x11->xwin_height);
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clutter_stage_x11_set_wm_protocols (stage_x11);
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return clutter_stage_egl_parent_iface->realize (stage_window);
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}
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#else /* COGL_HAS_XLIB_SUPPORT */
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static void
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clutter_stage_egl_unrealize (ClutterStageWindow *stage_window)
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{
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}
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static gboolean
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clutter_stage_egl_realize (ClutterStageWindow *stage_window)
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{
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/* the EGL surface is created by the backend */
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return TRUE;
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}
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static void
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clutter_stage_egl_set_fullscreen (ClutterStageWindow *stage_window,
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gboolean fullscreen)
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{
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g_warning ("Stage of type '%s' do not support ClutterStage::set_fullscreen",
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G_OBJECT_TYPE_NAME (stage_window));
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}
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static void
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clutter_stage_egl_set_title (ClutterStageWindow *stage_window,
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const gchar *title)
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{
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g_warning ("Stage of type '%s' do not support ClutterStage::set_title",
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G_OBJECT_TYPE_NAME (stage_window));
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}
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static void
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clutter_stage_egl_set_cursor_visible (ClutterStageWindow *stage_window,
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gboolean cursor_visible)
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{
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g_warning ("Stage of type '%s' do not support ClutterStage::set_cursor_visible",
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G_OBJECT_TYPE_NAME (stage_window));
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}
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static ClutterActor *
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clutter_stage_egl_get_wrapper (ClutterStageWindow *stage_window)
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{
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return CLUTTER_ACTOR (CLUTTER_STAGE_EGL (stage_window)->wrapper);
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}
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static void
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clutter_stage_egl_show (ClutterStageWindow *stage_window,
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gboolean do_raise)
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{
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ClutterStageEGL *stage_egl = CLUTTER_STAGE_EGL (stage_window);
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clutter_actor_map (CLUTTER_ACTOR (stage_egl->wrapper));
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}
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static void
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clutter_stage_egl_hide (ClutterStageWindow *stage_window)
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{
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ClutterStageEGL *stage_egl = CLUTTER_STAGE_EGL (stage_window);
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clutter_actor_unmap (CLUTTER_ACTOR (stage_egl->wrapper));
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}
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static void
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clutter_stage_egl_get_geometry (ClutterStageWindow *stage_window,
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ClutterGeometry *geometry)
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{
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ClutterStageEGL *stage_egl = CLUTTER_STAGE_EGL (stage_window);
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ClutterBackendEGL *backend_egl = stage_egl->backend;
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if (geometry)
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{
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geometry->x = geometry->y = 0;
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geometry->width = backend_egl->surface_width;
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geometry->height = backend_egl->surface_height;
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}
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}
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static void
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clutter_stage_egl_resize (ClutterStageWindow *stage_window,
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gint width,
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gint height)
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{
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}
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#endif /* COGL_HAS_XLIB_SUPPORT */
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static void
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clutter_stage_window_iface_init (ClutterStageWindowIface *iface)
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{
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#ifdef COGL_HAS_X11_SUPPORT
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clutter_stage_egl_parent_iface = g_type_interface_peek_parent (iface);
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iface->realize = clutter_stage_egl_realize;
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iface->unrealize = clutter_stage_egl_unrealize;
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/* the rest is inherited from ClutterStageX11 */
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#else /* COGL_HAS_X11_SUPPORT */
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iface->realize = clutter_stage_egl_realize;
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iface->unrealize = clutter_stage_egl_unrealize;
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iface->set_fullscreen = clutter_stage_egl_set_fullscreen;
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iface->set_title = clutter_stage_egl_set_title;
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iface->set_cursor_visible = clutter_stage_egl_set_cursor_visible;
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iface->get_wrapper = clutter_stage_egl_get_wrapper;
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iface->get_geometry = clutter_stage_egl_get_geometry;
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iface->resize = clutter_stage_egl_resize;
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iface->show = clutter_stage_egl_show;
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iface->hide = clutter_stage_egl_hide;
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#endif /* COGL_HAS_X11_SUPPORT */
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}
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#ifdef COGL_HAS_X11_SUPPORT
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static void
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clutter_stage_egl_dispose (GObject *gobject)
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{
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G_OBJECT_CLASS (_clutter_stage_egl_parent_class)->dispose (gobject);
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}
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static void
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_clutter_stage_egl_class_init (ClutterStageEGLClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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gobject_class->dispose = clutter_stage_egl_dispose;
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}
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static void
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_clutter_stage_egl_init (ClutterStageEGL *stage)
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{
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stage->egl_surface = EGL_NO_SURFACE;
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}
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#else /* COGL_HAS_X11_SUPPORT */
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static void
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_clutter_stage_egl_class_init (ClutterStageEGLClass *klass)
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{
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}
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static void
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_clutter_stage_egl_init (ClutterStageEGL *stage)
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{
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/* Without X we only support one surface and that is associated
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* with the backend directly instead of the stage */
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}
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#endif /* COGL_HAS_X11_SUPPORT */
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void
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_clutter_stage_egl_redraw (ClutterStageEGL *stage_egl,
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ClutterStage *stage)
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{
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ClutterBackend *backend = clutter_get_default_backend ();
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ClutterBackendEGL *backend_egl = CLUTTER_BACKEND_EGL (backend);
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ClutterActor *wrapper;
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EGLSurface egl_surface;
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#ifdef COGL_HAS_X11_SUPPORT
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ClutterStageX11 *stage_x11 = CLUTTER_STAGE_X11 (stage_egl);
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wrapper = CLUTTER_ACTOR (stage_x11->wrapper);
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egl_surface = stage_egl->egl_surface;
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#else
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wrapper = CLUTTER_ACTOR (stage_egl->wrapper);
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/* Without X we only support one surface and that is associated
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* with the backend directly instead of the stage */
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egl_surface = backend_egl->egl_surface;
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#endif
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clutter_actor_paint (wrapper);
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cogl_flush ();
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eglSwapBuffers (backend_egl->edpy, egl_surface);
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}
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