void VRWindowManager::stopWindows() {
cout << "VRWindowManager::stopWindows" << endl;
BarrierRefPtr barrier = Barrier::get("PVR_rendering", true);
while (barrier->getNumWaiting() < VRWindow::active_window_count) usleep(1);
for (auto w : getWindows() ) w.second->stop();
barrier->enter(VRWindow::active_window_count+1);
}
void VRWindowManager::updateWindows() {
if (rendering_paused) return;
auto scene = VRScene::getCurrent();
if (scene) scene->allowScriptThreads();
ract->setResetStatistics(false);
StatCollector* sc = ract->getStatCollector();
if (sc) {
sc->reset();
sc->getElem(VRGlobals::FRAME_RATE.statFPS)->add(VRGlobals::FRAME_RATE.fps);
sc->getElem(VRGlobals::UPDATE_LOOP1.statFPS)->add(VRGlobals::UPDATE_LOOP1.fps);
sc->getElem(VRGlobals::UPDATE_LOOP2.statFPS)->add(VRGlobals::UPDATE_LOOP2.fps);
sc->getElem(VRGlobals::UPDATE_LOOP3.statFPS)->add(VRGlobals::UPDATE_LOOP3.fps);
sc->getElem(VRGlobals::UPDATE_LOOP4.statFPS)->add(VRGlobals::UPDATE_LOOP4.fps);
sc->getElem(VRGlobals::UPDATE_LOOP5.statFPS)->add(VRGlobals::UPDATE_LOOP5.fps);
sc->getElem(VRGlobals::UPDATE_LOOP6.statFPS)->add(VRGlobals::UPDATE_LOOP6.fps);
sc->getElem(VRGlobals::UPDATE_LOOP7.statFPS)->add(VRGlobals::UPDATE_LOOP7.fps);
sc->getElem(VRGlobals::RENDER_FRAME_RATE.statFPS)->add(VRGlobals::RENDER_FRAME_RATE.fps);
sc->getElem(VRGlobals::SLEEP_FRAME_RATE.statFPS)->add(VRGlobals::SLEEP_FRAME_RATE.fps);
sc->getElem(VRGlobals::SWAPB_FRAME_RATE.statFPS)->add(VRGlobals::SWAPB_FRAME_RATE.fps);
sc->getElem(VRGlobals::WINDOWS_FRAME_RATE.statFPS)->add(VRGlobals::WINDOWS_FRAME_RATE.fps);
sc->getElem(VRGlobals::SCRIPTS_FRAME_RATE.statFPS)->add(VRGlobals::SCRIPTS_FRAME_RATE.fps);
sc->getElem(VRGlobals::PHYSICS_FRAME_RATE.statFPS)->add(VRGlobals::PHYSICS_FRAME_RATE.fps);
sc->getElem(VRGlobals::GTK1_FRAME_RATE.statFPS)->add(VRGlobals::GTK1_FRAME_RATE.fps);
sc->getElem(VRGlobals::GTK2_FRAME_RATE.statFPS)->add(VRGlobals::GTK2_FRAME_RATE.fps);
sc->getElem(VRGlobals::SMCALLBACKS_FRAME_RATE.statFPS)->add(VRGlobals::SMCALLBACKS_FRAME_RATE.fps);
sc->getElem(VRGlobals::SETUP_FRAME_RATE.statFPS)->add(VRGlobals::SETUP_FRAME_RATE.fps);
sc->getElem(VRGlobals::SCRIPTS_FRAME_RATE.statFPS)->add(VRGlobals::SCRIPTS_FRAME_RATE.fps);
}
//TODO: use barrier->getnumwaiting to make a state machine, allways ensure all are waiting!!
BarrierRefPtr barrier = Barrier::get("PVR_rendering", true);
auto updateSceneLinks = [&]() {
for (auto view : VRSetup::getCurrent()->getViews()) {
if (auto r = view->getRenderingL()) r->updateSceneLink();
if (auto r = view->getRenderingR()) r->updateSceneLink();
}
};
auto wait = [&](int timeout = -1) {
int pID = VRProfiler::get()->regStart("window manager barrier");
if (timeout > 0) {
size_t tEnter = time(0);
while (barrier->getNumWaiting() < VRWindow::active_window_count) {
usleep(1);
size_t tNow = time(0);
int delta = tNow - tEnter;
if (delta >= timeout) {
cout << "WARNING! skipping barrier!" << endl;
return false;
}
}
}
barrier->enter(VRWindow::active_window_count+1);
VRProfiler::get()->regStop(pID);
return true;
};
//TODO:
// [0423/180710:WARNING:message_in_transit_queue.cc(18)] Destroying nonempty message queue
auto tryRender = [&]() {
if (barrier->getNumWaiting() != VRWindow::active_window_count) return true;
if (!wait()) return false;
/** let the windows clear their change lists **/
if (!wait()) return false;
auto clist = Thread::getCurrentChangeList();
auto Ncreated = clist->getNumCreated();
VRGlobals::NCHANGED = clist->getNumChanged();
VRGlobals::NCREATED = Ncreated;
if (Ncreated > 50) doRenderSync = true; // to reduce memory issues with big scenes
for (auto w : getWindows() ) if (auto win = dynamic_pointer_cast<VRMultiWindow>(w.second)) if (win->getState() == VRMultiWindow::INITIALIZING) win->initialize();
commitChanges();
if (!wait()) return false;
/** let the windows merge the change lists **/
if (!wait()) return false;
//if (clist->getNumCreated() > 0) cout << "VRWindowManager::updateWindows " << clist->getNumCreated() << " " << clist->getNumChanged() << endl;
for (auto w : getWindows() ) if (auto win = dynamic_pointer_cast<VRGtkWindow>(w.second)) win->render();
clist->clear();
if (doRenderSync) if (!wait(60)) return false;
doRenderSync = false;
return true;
//sleep(1);
};
updateSceneLinks();
if (!tryRender()) {
cout << "WARNING! a remote window hangs or something!\n";
for (auto w : getWindows() ) {
auto win = dynamic_pointer_cast<VRMultiWindow>(w.second);
if (!win) continue;
if (win->isWaiting()) continue;
cout << "WARNING! window " << win->getName() << " is hanging, state: " << win->getStateString() << endl;
WARN("WARNING! Lost connection with " + win->getName());
win->reset();
}
}
if (scene) scene->blockScriptThreads();
}
void ServerThread::run(void* dummy) {
UInt32 tag;
UserNetworkIdentification otherID;
StreamSocket * socket;
printd(INFO, "ServerThread::run(): waiting for client...\n");
while (!shutdown) {
try {
socket = NULL;
//ExtendedBinaryMessage message;
// wait for incomming messages
if (!client.waitReadable(5.0))
continue;
// open new socket for incomming communication
socket = new StreamSocket(client.accept());
printd(INFO, "ServerThread::run(): Client connected!\n");
// update the local IP-address if not set yet
if (internalNetwork->myId.address.ipAddress == 0x7F000001)
internalNetwork->setLocalIPAddress(socket);
printd(INFO, "ServerThread::run(): calling handShake!\n");
// try to do handShake with other side
if (!handShake(socket, &otherID, tag)) {
printd(ERROR, "ServerThread::run(): handShake FAILED!\n");
socket->close();
continue;
} // if
internalNetwork->addConnectionToNetwork(socket, otherID);
// if (tag != internalNetwork->quickConnectTag)
// {
// printd(INFO, "ServerThread::run(): creating new SocketListEntry!\n");
// SocketListEntry* entry = new SocketListEntry();
// entry->socketTCP = socket;
// entry->id = otherID;
// entry->nextMsg = NULL;
// entry->prioritizedMsg = NULL;
//
// internalNetwork->socketListLock->aquire();
// internalNetwork->socketList.push_back(entry);
// internalNetwork->socketListLock->release();
// } // if
} catch (SocketException &e) {
printd(ERROR, "ServerThread::run(): network error: %s\n", e.what());
sleep(1);
}
}
client.close();
#if OSG_MAJOR_VERSION >= 2
// Enter Barrier
BarrierRefPtr cleanupBarrier = OSG::dynamic_pointer_cast<OSG::Barrier> (ThreadManager::the()->getBarrier(
"cleanupBarrier",false));
#else //OpenSG1:
// Enter Barrier
Barrier* cleanupBarrier = dynamic_cast<Barrier*> (ThreadManager::the()->getBarrier(
"cleanupBarrier"));
#endif
printd(INFO, "ServerThread::run(): entering cleanupBarrier with counter 3!\n");
cleanupBarrier->enter(3);
printd(INFO, "ServerThread::run(): goodby!\n");
}
