void DrmBackend::reactivate()
{
if (m_active) {
return;
}
m_active = true;
DrmBuffer *c = m_cursor[(m_cursorIndex + 1) % 2];
const QPoint cp = Cursor::pos() - softwareCursorHotspot();
for (auto it = m_outputs.constBegin(); it != m_outputs.constEnd(); ++it) {
DrmOutput *o = *it;
o->pageFlipped();
o->blank();
o->showCursor(c);
o->moveCursor(cp);
}
// restart compositor
m_pageFlipsPending = 0;
if (Compositor *compositor = Compositor::self()) {
compositor->bufferSwapComplete();
compositor->addRepaintFull();
}
}
void X11WindowedBackend::init()
{
int screen = 0;
xcb_connection_t *c = nullptr;
Display *xDisplay = XOpenDisplay(deviceIdentifier().constData());
if (xDisplay) {
c = XGetXCBConnection(xDisplay);
XSetEventQueueOwner(xDisplay, XCBOwnsEventQueue);
screen = XDefaultScreen(xDisplay);
}
if (c && !xcb_connection_has_error(c)) {
m_connection = c;
m_screenNumber = screen;
m_display = xDisplay;
for (xcb_screen_iterator_t it = xcb_setup_roots_iterator(xcb_get_setup(m_connection));
it.rem;
--screen, xcb_screen_next(&it)) {
if (screen == m_screenNumber) {
m_screen = it.data;
}
}
XRenderUtils::init(m_connection, m_screen->root);
createWindow();
startEventReading();
connect(this, &X11WindowedBackend::cursorChanged, this,
[this] {
createCursor(softwareCursor(), softwareCursorHotspot());
}
);
setReady(true);
waylandServer()->seat()->setHasPointer(true);
waylandServer()->seat()->setHasKeyboard(true);
emit screensQueried();
} else {
emit initFailed();
}
}