/** Background thread for Wayland shell events handling */
static void *Thread(void *data)
{
vout_window_t *wnd = data;
struct wl_display *display = wnd->display.wl;
struct pollfd ufd[1];
int canc = vlc_savecancel();
vlc_cleanup_push(cleanup_wl_display_read, display);
ufd[0].fd = wl_display_get_fd(display);
ufd[0].events = POLLIN;
for (;;)
{
while (wl_display_prepare_read(display) != 0)
wl_display_dispatch_pending(display);
wl_display_flush(display);
vlc_restorecancel(canc);
while (poll(ufd, 1, -1) < 0);
canc = vlc_savecancel();
wl_display_read_events(display);
wl_display_dispatch_pending(display);
}
vlc_assert_unreachable();
vlc_cleanup_pop();
//vlc_restorecancel(canc);
//return NULL;
}
std::unique_ptr<PlatformDisplayWayland> PlatformDisplayWayland::create()
{
struct wl_display* wlDisplay = wl_display_connect(nullptr);
if (!wlDisplay) {
WTFLogAlways("PlatformDisplayWayland initialization: failed to connect to the Wayland server socket. Check your WAYLAND_DISPLAY or WAYLAND_SOCKET environment variables.");
return nullptr;
}
std::unique_ptr<PlatformDisplayWayland> display(new PlatformDisplayWayland(wlDisplay));
if (!display->isInitialized()) {
WTFLogAlways("PlatformDisplayWayland initialization: failed to complete the initialization of the display.");
return nullptr;
}
GSource* baseSource = g_source_new(&EventSource::sourceFuncs, sizeof(EventSource));
auto* source = reinterpret_cast<EventSource*>(baseSource);
source->display = display->m_display;
source->pfd.fd = wl_display_get_fd(display->m_display);
source->pfd.events = G_IO_IN | G_IO_ERR | G_IO_HUP;
source->pfd.revents = 0;
g_source_add_poll(baseSource, &source->pfd);
g_source_set_name(baseSource, "[WebKit] WaylandDisplay");
g_source_set_priority(baseSource, G_PRIORITY_HIGH + 30);
g_source_set_can_recurse(baseSource, TRUE);
g_source_attach(baseSource, g_main_context_get_thread_default());
return display;
}
static void
leak_closure(void)
{
struct wl_callback *cb;
struct pollfd pfd;
struct client *c = client_connect();
cb = wl_display_sync(c->wl_display);
assert(cb);
assert(wl_display_flush(c->wl_display) > 0);
/* we don't need it, it is referenced */
wl_callback_destroy(cb);
pfd.fd = wl_display_get_fd(c->wl_display);
pfd.events = POLLIN;
test_set_timeout(2);
assert(poll(&pfd, 1, -1) == 1);
/* read events, but do not dispatch them */
assert(wl_display_prepare_read(c->wl_display) == 0);
assert(wl_display_read_events(c->wl_display) == 0);
/*
* now we have wl_callback.done and wl_display.delete_id queued;
* if we now release the queue (in wl_display_disconnect())
* we should not leak memory
*/
client_disconnect(c);
}
static gpointer
gst_wl_display_thread_run (gpointer data)
{
GstWlDisplay *self = data;
GstPollFD pollfd = GST_POLL_FD_INIT;
pollfd.fd = wl_display_get_fd (self->display);
gst_poll_add_fd (self->wl_fd_poll, &pollfd);
gst_poll_fd_ctl_read (self->wl_fd_poll, &pollfd, TRUE);
/* main loop */
while (1) {
while (wl_display_prepare_read_queue (self->display, self->queue) != 0)
wl_display_dispatch_queue_pending (self->display, self->queue);
wl_display_flush (self->display);
if (gst_poll_wait (self->wl_fd_poll, GST_CLOCK_TIME_NONE) < 0) {
gboolean normal = (errno == EBUSY);
wl_display_cancel_read (self->display);
if (normal)
break;
else
goto error;
} else {
wl_display_read_events (self->display);
wl_display_dispatch_queue_pending (self->display, self->queue);
}
}
return NULL;
error:
GST_ERROR ("Error communicating with the wayland server");
return NULL;
}
static struct display *
create_display(void)
{
struct display *display;
display = malloc(sizeof *display);
if (display == NULL) {
fprintf(stderr, "out of memory\n");
exit(1);
}
display->display = wl_display_connect(NULL);
assert(display->display);
display->formats = 0;
display->registry = wl_display_get_registry(display->display);
wl_registry_add_listener(display->registry,
®istry_listener, display);
wl_display_roundtrip(display->display);
if (display->shm == NULL) {
fprintf(stderr, "No wl_shm global\n");
exit(1);
}
wl_display_roundtrip(display->display);
if (!(display->formats & (1 << WL_SHM_FORMAT_XRGB8888))) {
fprintf(stderr, "WL_SHM_FORMAT_XRGB32 not available\n");
exit(1);
}
wl_display_get_fd(display->display);
return display;
}
WaylandEventQueue::WaylandEventQueue(IOLoop &_io_loop, EventQueue &_queue)
:io_loop(_io_loop), queue(_queue),
display(wl_display_connect(nullptr))
{
if (display == nullptr) {
fprintf(stderr, "wl_display_connect() failed\n");
exit(EXIT_FAILURE);
}
auto registry = wl_display_get_registry(display);
wl_registry_add_listener(registry, ®istry_listener, this);
wl_display_dispatch(display);
wl_display_roundtrip(display);
if (compositor == nullptr) {
fprintf(stderr, "No Wayland compositor found\n");
exit(EXIT_FAILURE);
}
if (seat == nullptr) {
fprintf(stderr, "No Wayland seat found\n");
exit(EXIT_FAILURE);
}
if (shell == nullptr) {
fprintf(stderr, "No Wayland shell found\n");
exit(EXIT_FAILURE);
}
io_loop.Add(FileDescriptor(wl_display_get_fd(display)), io_loop.READ, *this);
}
static struct display *
create_display (void)
{
struct display *display;
display = malloc (sizeof *display);
display->display = wl_display_connect (NULL);
if (display->display == NULL) {
free (display);
return NULL;
}
display->registry = wl_display_get_registry (display->display);
wl_registry_add_listener (display->registry, ®istry_listener, display);
wl_display_roundtrip (display->display);
if (display->shm == NULL) {
GST_ERROR ("No wl_shm global..");
return NULL;
}
wl_display_roundtrip (display->display);
if (!(display->formats & (1 << WL_SHM_FORMAT_XRGB8888))) {
GST_ERROR ("WL_SHM_FORMAT_XRGB32 not available");
return NULL;
}
wl_display_get_fd (display->display);
return display;
}
WaylandDisplay::WaylandDisplay()
{
m_display = wl_display_connect(nullptr);
m_registry = wl_display_get_registry(m_display);
wl_registry_add_listener(m_registry, &g_registryListener, &m_interfaces);
wl_display_roundtrip(m_display);
m_eventSource = g_source_new(&EventSource::sourceFuncs, sizeof(EventSource));
auto* source = reinterpret_cast<EventSource*>(m_eventSource);
source->display = m_display;
source->pfd.fd = wl_display_get_fd(m_display);
source->pfd.events = G_IO_IN | G_IO_ERR | G_IO_HUP;
source->pfd.revents = 0;
g_source_add_poll(m_eventSource, &source->pfd);
g_source_set_name(m_eventSource, "[WPE] WaylandDisplay");
g_source_set_priority(m_eventSource, G_PRIORITY_HIGH + 30);
g_source_set_can_recurse(m_eventSource, TRUE);
g_source_attach(m_eventSource, g_main_context_get_thread_default());
if (m_interfaces.xdg) {
xdg_shell_add_listener(m_interfaces.xdg, &g_xdgShellListener, nullptr);
xdg_shell_use_unstable_version(m_interfaces.xdg, 5);
}
wl_seat_add_listener(m_interfaces.seat, &g_seatListener, &m_seatData);
m_seatData.xkb.context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
m_seatData.xkb.composeTable = xkb_compose_table_new_from_locale(m_seatData.xkb.context, setlocale(LC_CTYPE, nullptr), XKB_COMPOSE_COMPILE_NO_FLAGS);
if (m_seatData.xkb.composeTable)
m_seatData.xkb.composeState = xkb_compose_state_new(m_seatData.xkb.composeTable, XKB_COMPOSE_STATE_NO_FLAGS);
}
WaylandDisplay::WaylandDisplay()
{
m_display = wl_display_connect(nullptr);
m_registry = wl_display_get_registry(m_display);
wl_registry_add_listener(m_registry, &g_registryListener, &m_interfaces);
wl_display_roundtrip(m_display);
m_eventSource = g_source_new(&EventSource::sourceFuncs, sizeof(EventSource));
auto* source = reinterpret_cast<EventSource*>(m_eventSource);
source->display = m_display;
source->pfd.fd = wl_display_get_fd(m_display);
source->pfd.events = G_IO_IN | G_IO_ERR | G_IO_HUP;
source->pfd.revents = 0;
g_source_add_poll(m_eventSource, &source->pfd);
g_source_set_name(m_eventSource, "[WPE] WaylandDisplay");
g_source_set_priority(m_eventSource, G_PRIORITY_HIGH + 30);
g_source_set_can_recurse(m_eventSource, TRUE);
g_source_attach(m_eventSource, g_main_context_get_thread_default());
if (m_interfaces.xdg) {
xdg_shell_add_listener(m_interfaces.xdg, &g_xdgShellListener, nullptr);
xdg_shell_use_unstable_version(m_interfaces.xdg, 5);
}
}
MockClient::MockClient()
: display(wl_display_connect(0))
, compositor(0)
, output(0)
, registry(0)
{
if (!display)
qFatal("MockClient(): wl_display_connect() failed");
registry = wl_display_get_registry(display);
wl_registry_add_listener(registry, ®istryListener, this);
fd = wl_display_get_fd(display);
QSocketNotifier *readNotifier = new QSocketNotifier(fd, QSocketNotifier::Read, this);
connect(readNotifier, SIGNAL(activated(int)), this, SLOT(readEvents()));
QAbstractEventDispatcher *dispatcher = QGuiApplicationPrivate::eventDispatcher;
connect(dispatcher, SIGNAL(awake()), this, SLOT(flushDisplay()));
QElapsedTimer timeout;
timeout.start();
do {
QCoreApplication::processEvents();
} while (!(compositor && output) && timeout.elapsed() < 1000);
if (!compositor || !output)
qFatal("MockClient(): failed to receive globals from display");
}
GSource *
_gdk_wayland_display_event_source_new (GdkDisplay *display)
{
GSource *source;
GdkWaylandEventSource *wl_source;
GdkWaylandDisplay *display_wayland;
char *name;
source = g_source_new (&wl_glib_source_funcs,
sizeof (GdkWaylandEventSource));
name = g_strdup_printf ("GDK Wayland Event source (%s)", "display name");
g_source_set_name (source, name);
g_free (name);
wl_source = (GdkWaylandEventSource *) source;
display_wayland = GDK_WAYLAND_DISPLAY (display);
wl_source->display = display;
wl_source->pfd.fd = wl_display_get_fd(display_wayland->wl_display);
wl_source->pfd.events = G_IO_IN | G_IO_ERR | G_IO_HUP;
g_source_add_poll(source, &wl_source->pfd);
g_source_set_priority (source, GDK_PRIORITY_EVENTS);
g_source_set_can_recurse (source, TRUE);
g_source_attach (source, NULL);
event_sources = g_list_prepend (event_sources, source);
return source;
}
void bar_run(struct bar *bar) {
int pfds = bar->outputs->length + 2;
struct pollfd *pfd = malloc(pfds * sizeof(struct pollfd));
bool dirty = true;
pfd[0].fd = bar->ipc_event_socketfd;
pfd[0].events = POLLIN;
pfd[1].fd = bar->status_read_fd;
pfd[1].events = POLLIN;
int i;
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
pfd[i+2].fd = wl_display_get_fd(output->registry->display);
pfd[i+2].events = POLLIN;
}
while (1) {
if (dirty) {
int i;
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
if (window_prerender(output->window) && output->window->cairo) {
render(output, bar->config, bar->status);
window_render(output->window);
wl_display_flush(output->registry->display);
}
}
}
dirty = false;
poll(pfd, pfds, -1);
if (pfd[0].revents & POLLIN) {
sway_log(L_DEBUG, "Got IPC event.");
dirty = handle_ipc_event(bar);
}
if (bar->config->status_command && pfd[1].revents & POLLIN) {
sway_log(L_DEBUG, "Got update from status command.");
dirty = handle_status_line(bar);
}
// dispatch wl_display events
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
if (pfd[i+2].revents & POLLIN) {
if (wl_display_dispatch(output->registry->display) == -1) {
sway_log(L_ERROR, "failed to dispatch wl: %d", errno);
}
} else {
wl_display_dispatch_pending(output->registry->display);
}
}
}
}
static gboolean
gst_vaapi_window_wayland_sync (GstVaapiWindow * window)
{
GstVaapiWindowWaylandPrivate *const priv =
GST_VAAPI_WINDOW_WAYLAND_GET_PRIVATE (window);
struct wl_display *const wl_display =
GST_VAAPI_OBJECT_NATIVE_DISPLAY (window);
if (priv->sync_failed)
return FALSE;
if (priv->pollfd.fd < 0) {
priv->pollfd.fd = wl_display_get_fd (wl_display);
gst_poll_add_fd (priv->poll, &priv->pollfd);
gst_poll_fd_ctl_read (priv->poll, &priv->pollfd, TRUE);
}
while (g_atomic_int_get (&priv->num_frames_pending) > 0) {
while (wl_display_prepare_read_queue (wl_display, priv->event_queue) < 0) {
if (wl_display_dispatch_queue_pending (wl_display, priv->event_queue) < 0)
goto error;
}
if (wl_display_flush (wl_display) < 0)
goto error;
again:
if (gst_poll_wait (priv->poll, GST_CLOCK_TIME_NONE) < 0) {
int saved_errno = errno;
if (saved_errno == EAGAIN || saved_errno == EINTR)
goto again;
if (saved_errno == EBUSY) { /* closing */
wl_display_cancel_read (wl_display);
return FALSE;
}
goto error;
}
if (wl_display_read_events (wl_display) < 0)
goto error;
if (wl_display_dispatch_queue_pending (wl_display, priv->event_queue) < 0)
goto error;
}
return TRUE;
/* ERRORS */
error:
{
priv->sync_failed = TRUE;
GST_ERROR ("Error on dispatching events: %s", g_strerror (errno));
return FALSE;
}
}
int
main(int argc, char **argv)
{
struct sigaction sigint;
struct display display = { 0 };
struct window window = { 0 };
window.display = &display;
window.geometry.width = 250;
window.geometry.height = 250;
display.display = wl_display_connect(NULL);
assert(display.display);
wl_display_add_global_listener(display.display,
display_handle_global, &display);
wl_display_get_fd(display.display, event_mask_update, &display);
wl_display_iterate(display.display, WL_DISPLAY_READABLE);
init_egl(&display);
create_surface(&window);
init_gl(&window);
sigint.sa_handler = signal_int;
sigemptyset(&sigint.sa_mask);
sigint.sa_flags = SA_RESETHAND;
sigaction(SIGINT, &sigint, NULL);
redraw(&window, NULL, 0);
while (running)
wl_display_iterate(display.display, display.mask);
fprintf(stderr, "simple-egl exiting\n");
destroy_surface(&window);
fini_egl(&display);
if (display.shell)
wl_shell_destroy(display.shell);
if (display.compositor)
wl_compositor_destroy(display.compositor);
wl_display_flush(display.display);
wl_display_disconnect(display.display);
return 0;
}
GSource *
wayland_event_source_new (struct wl_display *display)
{
WaylandEventSource *source;
source = (WaylandEventSource *)
g_source_new (&wayland_event_source_funcs, sizeof (WaylandEventSource));
source->display = display;
source->pfd.fd = wl_display_get_fd (display);
source->pfd.events = G_IO_IN | G_IO_ERR;
g_source_add_poll (&source->source, &source->pfd);
return &source->source;
}
void QWaylandEventThread::waylandDisplayConnect()
{
m_display = wl_display_connect(NULL);
if (m_display == NULL) {
qErrnoWarning(errno, "Failed to create display");
::exit(1);
}
m_displayLock->unlock();
m_fileDescriptor = wl_display_get_fd(m_display);
m_readNotifier = new QSocketNotifier(m_fileDescriptor, QSocketNotifier::Read, this);
connect(m_readNotifier, SIGNAL(activated(int)), this, SLOT(readWaylandEvents()));
}
static gpointer
gst_mfx_window_wayland_thread_run (gpointer window)
{
GstMfxWindowWaylandPrivate *const priv =
GST_MFX_WINDOW_WAYLAND_GET_PRIVATE (window);
struct wl_display *const wl_display =
GST_MFX_DISPLAY_HANDLE (GST_MFX_WINDOW_DISPLAY (window));
if (priv->sync_failed)
return NULL;
if (priv->pollfd.fd < 0) {
priv->pollfd.fd = wl_display_get_fd (wl_display);
gst_poll_add_fd (priv->poll, &priv->pollfd);
gst_poll_fd_ctl_read (priv->poll, &priv->pollfd, TRUE);
}
while (1) {
while (wl_display_prepare_read_queue (wl_display, priv->event_queue) < 0) {
if (wl_display_dispatch_queue_pending (wl_display, priv->event_queue) < 0)
goto error;
}
if (wl_display_flush (wl_display) < 0)
goto error;
again:
if (gst_poll_wait (priv->poll, GST_CLOCK_TIME_NONE) < 0) {
int saved_errno = errno;
if (saved_errno == EAGAIN || saved_errno == EINTR)
goto again;
wl_display_cancel_read (wl_display);
if (saved_errno == EBUSY) /* flushing */
return NULL;
else
goto error;
}
if (wl_display_read_events (wl_display) < 0)
goto error;
if (wl_display_dispatch_queue_pending (wl_display, priv->event_queue) < 0)
goto error;
}
return NULL;
error:
priv->sync_failed = TRUE;
GST_ERROR ("Error on dispatching events: %s", g_strerror (errno));
return NULL;
}
void fgPlatformSleepForEvents( fg_time_t msec )
{
struct pollfd pfd;
int err;
pfd.fd = wl_display_get_fd( fgDisplay.pDisplay.display );
pfd.events = POLLIN | POLLERR | POLLHUP;
wl_display_dispatch_pending( fgDisplay.pDisplay.display );
if ( ! wl_display_flush( fgDisplay.pDisplay.display ) )
{
err = poll( &pfd, 1, msec );
if( ( -1 == err ) && ( errno != EINTR ) )
fgWarning ( "freeglut poll() error: %d", errno );
}
}
GSource *
_clutter_event_source_wayland_new (struct wl_display *display)
{
ClutterEventSourceWayland *source;
source = (ClutterEventSourceWayland *)
g_source_new (&clutter_event_source_wayland_funcs,
sizeof (ClutterEventSourceWayland));
source->display = display;
source->pfd.fd =
wl_display_get_fd (display,
clutter_event_source_wayland_update, source);
source->pfd.events = G_IO_IN | G_IO_ERR;
g_source_add_poll (&source->source, &source->pfd);
return &source->source;
}
static struct touch *
touch_create(int width, int height)
{
struct touch *touch;
touch = malloc(sizeof *touch);
touch->display = wl_display_connect(NULL);
assert(touch->display);
touch->has_argb = 0;
touch->registry = wl_display_get_registry(touch->display);
wl_registry_add_listener(touch->registry, ®istry_listener, touch);
wl_display_dispatch(touch->display);
wl_display_roundtrip(touch->display);
if (!touch->has_argb) {
fprintf(stderr, "WL_SHM_FORMAT_ARGB32 not available\n");
exit(1);
}
wl_display_get_fd(touch->display);
touch->width = width;
touch->height = height;
touch->surface = wl_compositor_create_surface(touch->compositor);
touch->shell_surface = wl_shell_get_shell_surface(touch->shell,
touch->surface);
create_shm_buffer(touch);
if (touch->shell_surface) {
wl_shell_surface_add_listener(touch->shell_surface,
&shell_surface_listener, touch);
wl_shell_surface_set_toplevel(touch->shell_surface);
}
wl_surface_set_user_data(touch->surface, touch);
wl_shell_surface_set_title(touch->shell_surface, "simple-touch");
memset(touch->data, 64, width * height * 4);
wl_surface_attach(touch->surface, touch->buffer, 0, 0);
wl_surface_damage(touch->surface, 0, 0, width, height);
wl_surface_commit(touch->surface);
return touch;
}
static void *Thread(void *data)
{
demux_t *demux = data;
demux_sys_t *sys = demux->p_sys;
struct wl_display *display = sys->display;
struct pollfd ufd[1];
unsigned interval = lroundf(CLOCK_FREQ / (sys->rate * 1000.f));
int canc = vlc_savecancel();
vlc_cleanup_push(cleanup_wl_display_read, display);
ufd[0].fd = wl_display_get_fd(display);
ufd[0].events = POLLIN;
for (;;)
{
if (DisplayError(demux, display))
break;
if (sys->es != NULL)
{
block_t *block = Shoot(demux);
block->i_pts = block->i_dts = vlc_tick_now();
es_out_SetPCR(demux->out, block->i_pts);
es_out_Send(demux->out, sys->es, block);
}
while (wl_display_prepare_read(display) != 0)
wl_display_dispatch_pending(display);
wl_display_flush(display);
vlc_restorecancel(canc);
while (poll(ufd, 1, interval) < 0);
canc = vlc_savecancel();
wl_display_read_events(display);
wl_display_dispatch_pending(display);
}
vlc_cleanup_pop();
vlc_restorecancel(canc);
return NULL;
}
void _glfwPlatformWaitEvents(void)
{
struct wl_display* display = _glfw.wl.display;
struct pollfd fds[] = {
{ wl_display_get_fd(display), POLLIN },
};
while (wl_display_prepare_read(display) != 0)
wl_display_dispatch_pending(display);
wl_display_flush(display);
if (poll(fds, 1, -1) > 0)
{
wl_display_read_events(display);
wl_display_dispatch_pending(display);
}
else
{
wl_display_cancel_read(display);
}
}
void WaylandCore::pollEvents() {
if( mDisplay == NULL || mRegistry == NULL ) {
mShouldClose = true;
return;
}
pollfd fds[] = {
{ wl_display_get_fd(mDisplay), POLLIN },
};
while( wl_display_prepare_read(mDisplay) != 0 )
{
wl_display_dispatch_pending(mDisplay);
}
wl_display_flush(mDisplay);
if( poll(fds,1,0) > 0 )
{
wl_display_read_events(mDisplay);
wl_display_dispatch_pending(mDisplay);
} else {
wl_display_cancel_read(mDisplay);
}
}
QWaylandDisplay::QWaylandDisplay(void)
: argb_visual(0), premultiplied_argb_visual(0), rgb_visual(0)
{
display = this;
qRegisterMetaType<uint32_t>("uint32_t");
mDisplay = wl_display_connect(NULL);
if (mDisplay == NULL) {
qErrnoWarning(errno, "Failed to create display");
qFatal("No wayland connection available.");
}
wl_display_add_global_listener(mDisplay, QWaylandDisplay::displayHandleGlobal, this);
#ifdef QT_WAYLAND_GL_SUPPORT
mEglIntegration = QWaylandGLIntegration::createGLIntegration(this);
#endif
#ifdef QT_WAYLAND_WINDOWMANAGER_SUPPORT
mWindowManagerIntegration = QWaylandWindowManagerIntegration::createIntegration(this);
#endif
blockingReadEvents();
#ifdef QT_WAYLAND_GL_SUPPORT
mEglIntegration->initialize();
#endif
connect(QAbstractEventDispatcher::instance(), SIGNAL(aboutToBlock()), this, SLOT(flushRequests()));
mFd = wl_display_get_fd(mDisplay, sourceUpdate, this);
mReadNotifier = new QSocketNotifier(mFd, QSocketNotifier::Read, this);
connect(mReadNotifier, SIGNAL(activated(int)), this, SLOT(readEvents()));
waitForScreens();
}
static void
handleEvents(int timeout)
{
struct wl_display* display = _glfw.wl.display;
struct pollfd fds[] = {
{ wl_display_get_fd(display), POLLIN },
};
while (wl_display_prepare_read(display) != 0)
wl_display_dispatch_pending(display);
// If an error different from EAGAIN happens, we have likely been
// disconnected from the Wayland session, try to handle that the best we
// can.
if (wl_display_flush(display) < 0 && errno != EAGAIN)
{
_GLFWwindow* window = _glfw.windowListHead;
while (window)
{
_glfwInputWindowCloseRequest(window);
window = window->next;
}
wl_display_cancel_read(display);
return;
}
if (poll(fds, 1, timeout) > 0)
{
wl_display_read_events(display);
wl_display_dispatch_pending(display);
}
else
{
wl_display_cancel_read(display);
}
}
static struct display *
create_display(void)
{
struct display *display;
display = malloc(sizeof *display);
display->display = wl_display_connect(NULL);
assert(display->display);
display->formats = 0;
wl_display_add_global_listener(display->display,
display_handle_global, display);
wl_display_iterate(display->display, WL_DISPLAY_READABLE);
wl_display_roundtrip(display->display);
if (!(display->formats & (1 << WL_SHM_FORMAT_XRGB8888))) {
fprintf(stderr, "WL_SHM_FORMAT_XRGB32 not available\n");
exit(1);
}
wl_display_get_fd(display->display, event_mask_update, display);
return display;
}
static struct weston_compositor *
wayland_compositor_create(struct wl_display *display,
int width, int height, const char *display_name,
int *argc, char *argv[],
struct weston_config *config)
{
struct wayland_compositor *c;
struct wl_event_loop *loop;
int fd;
c = malloc(sizeof *c);
if (c == NULL)
return NULL;
memset(c, 0, sizeof *c);
if (weston_compositor_init(&c->base, display, argc, argv,
config) < 0)
goto err_free;
c->parent.wl_display = wl_display_connect(display_name);
if (c->parent.wl_display == NULL) {
weston_log("failed to create display: %m\n");
goto err_compositor;
}
wl_list_init(&c->input_list);
c->parent.registry = wl_display_get_registry(c->parent.wl_display);
wl_registry_add_listener(c->parent.registry, ®istry_listener, c);
wl_display_dispatch(c->parent.wl_display);
c->base.wl_display = display;
if (gl_renderer_create(&c->base, c->parent.wl_display,
gl_renderer_alpha_attribs,
NULL) < 0)
goto err_display;
c->base.destroy = wayland_destroy;
c->base.restore = wayland_restore;
c->border.top = 30;
c->border.bottom = 24;
c->border.left = 25;
c->border.right = 26;
/* requires border fields */
if (wayland_compositor_create_output(c, width, height) < 0)
goto err_gl;
/* requires gl_renderer_output_state_create called
* by wayland_compositor_create_output */
create_border(c);
loop = wl_display_get_event_loop(c->base.wl_display);
fd = wl_display_get_fd(c->parent.wl_display);
c->parent.wl_source =
wl_event_loop_add_fd(loop, fd, WL_EVENT_READABLE,
wayland_compositor_handle_event, c);
if (c->parent.wl_source == NULL)
goto err_gl;
wl_event_source_check(c->parent.wl_source);
return &c->base;
err_gl:
c->base.renderer->destroy(&c->base);
err_display:
wl_display_disconnect(c->parent.wl_display);
err_compositor:
weston_compositor_shutdown(&c->base);
err_free:
free(c);
return NULL;
}
int GetFd(){
return wl_display_get_fd(cobj);
}
static void *gfx_ctx_wl_init(video_frame_info_t *video_info, void *video_driver)
{
#ifdef HAVE_OPENGL
static const EGLint egl_attribs_gl[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
EGL_NONE,
};
#endif
#ifdef HAVE_OPENGLES
#ifdef HAVE_OPENGLES2
static const EGLint egl_attribs_gles[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE,
};
#endif
#ifdef HAVE_OPENGLES3
#ifdef EGL_KHR_create_context
static const EGLint egl_attribs_gles3[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES3_BIT_KHR,
EGL_NONE,
};
#endif
#endif
#endif
#ifdef HAVE_EGL
static const EGLint egl_attribs_vg[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENVG_BIT,
EGL_NONE,
};
EGLint major = 0, minor = 0;
EGLint n;
const EGLint *attrib_ptr = NULL;
#endif
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)
calloc(1, sizeof(gfx_ctx_wayland_data_t));
if (!wl)
return NULL;
(void)video_driver;
#ifdef HAVE_EGL
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
#ifdef HAVE_OPENGL
attrib_ptr = egl_attribs_gl;
#endif
break;
case GFX_CTX_OPENGL_ES_API:
#ifdef HAVE_OPENGLES
#ifdef HAVE_OPENGLES3
#ifdef EGL_KHR_create_context
if (g_egl_major >= 3)
attrib_ptr = egl_attribs_gles3;
else
#endif
#endif
#ifdef HAVE_OPENGLES2
attrib_ptr = egl_attribs_gles;
#endif
#endif
break;
case GFX_CTX_OPENVG_API:
#ifdef HAVE_VG
attrib_ptr = egl_attribs_vg;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
#endif
frontend_driver_destroy_signal_handler_state();
wl->input.dpy = wl_display_connect(NULL);
wl->buffer_scale = 1;
if (!wl->input.dpy)
{
RARCH_ERR("[Wayland]: Failed to connect to Wayland server.\n");
goto error;
}
frontend_driver_install_signal_handler();
wl->registry = wl_display_get_registry(wl->input.dpy);
wl_registry_add_listener(wl->registry, ®istry_listener, wl);
wl_display_roundtrip(wl->input.dpy);
if (!wl->compositor)
{
RARCH_ERR("[Wayland]: Failed to create compositor.\n");
goto error;
}
if (!wl->shm)
{
RARCH_ERR("[Wayland]: Failed to create shm.\n");
goto error;
}
if (!wl->shell)
{
RARCH_ERR("[Wayland]: Failed to create shell.\n");
goto error;
}
wl->input.fd = wl_display_get_fd(wl->input.dpy);
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
if (!egl_init_context(&wl->egl,
EGL_PLATFORM_WAYLAND_KHR,
(EGLNativeDisplayType)wl->input.dpy,
&major, &minor, &n, attrib_ptr))
{
egl_report_error();
goto error;
}
if (n == 0 || !egl_has_config(&wl->egl))
goto error;
#endif
break;
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
if (!vulkan_context_init(&wl->vk, VULKAN_WSI_WAYLAND))
goto error;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
wl->input.keyboard_focus = true;
wl->input.mouse.focus = true;
wl->cursor.surface = wl_compositor_create_surface(wl->compositor);
wl->cursor.theme = wl_cursor_theme_load(NULL, 16, wl->shm);
wl->cursor.default_cursor = wl_cursor_theme_get_cursor(wl->cursor.theme, "left_ptr");
flush_wayland_fd(&wl->input);
return wl;
error:
gfx_ctx_wl_destroy_resources(wl);
if (wl)
free(wl);
return NULL;
}
static CoglBool
_cogl_winsys_renderer_connect (CoglRenderer *renderer,
CoglError **error)
{
CoglRendererEGL *egl_renderer;
CoglRendererWayland *wayland_renderer;
renderer->winsys = g_slice_new0 (CoglRendererEGL);
egl_renderer = renderer->winsys;
wayland_renderer = g_slice_new0 (CoglRendererWayland);
egl_renderer->platform = wayland_renderer;
egl_renderer->platform_vtable = &_cogl_winsys_egl_vtable;
if (renderer->foreign_wayland_display)
{
wayland_renderer->wayland_display = renderer->foreign_wayland_display;
}
else
{
wayland_renderer->wayland_display = wl_display_connect (NULL);
if (!wayland_renderer->wayland_display)
{
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Failed to connect wayland display");
goto error;
}
}
wayland_renderer->wayland_registry =
wl_display_get_registry (wayland_renderer->wayland_display);
wl_registry_add_listener (wayland_renderer->wayland_registry,
®istry_listener,
egl_renderer);
/*
* Ensure that that we've received the messages setting up the
* compostor and shell object.
*/
wl_display_roundtrip (wayland_renderer->wayland_display);
if (!wayland_renderer->wayland_compositor || !wayland_renderer->wayland_shell)
{
_cogl_set_error (error,
COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Unable to find wl_compositor or wl_shell");
goto error;
}
egl_renderer->edpy =
eglGetDisplay ((EGLNativeDisplayType) wayland_renderer->wayland_display);
if (!_cogl_winsys_egl_renderer_connect_common (renderer, error))
goto error;
wayland_renderer->fd = wl_display_get_fd (wayland_renderer->wayland_display);
if (renderer->wayland_enable_event_dispatch)
_cogl_poll_renderer_add_fd (renderer,
wayland_renderer->fd,
COGL_POLL_FD_EVENT_IN,
prepare_wayland_display_events,
dispatch_wayland_display_events,
renderer);
return TRUE;
error:
_cogl_winsys_renderer_disconnect (renderer);
return FALSE;
}
