Merge branch 'master' of https://github.com/highfidelity/hifi

assignment-client/src/Agent.cpp

@@ -194,7 +194,7 @@ void Agent::run() {
     
     // setup an Avatar for the script to use
     ScriptableAvatar scriptedAvatar(&_scriptEngine);
-    scriptedAvatar.setForceFaceshiftConnected(true);
+    scriptedAvatar.setForceFaceTrackerConnected(true);
 
     // call model URL setters with empty URLs so our avatar, if user, will have the default models
     scriptedAvatar.setFaceModelURL(QUrl());

assignment-client/src/AssignmentClient.cpp

@@ -18,10 +18,10 @@
 #include <AccountManager.h>
 #include <AddressManager.h>
 #include <Assignment.h>
-#include <AvatarHashMap.h>
 #include <HifiConfigVariantMap.h>
 #include <LogHandler.h>
 #include <LogUtils.h>
+#include <LimitedNodeList.h>
 #include <NodeList.h>
 #include <PacketHeaders.h>
 #include <SharedUtil.h>
@@ -43,7 +43,8 @@ int hifiSockAddrMeta = qRegisterMetaType<HifiSockAddr>("HifiSockAddr");
 AssignmentClient::AssignmentClient(int &argc, char **argv) :
     QCoreApplication(argc, argv),
     _assignmentServerHostname(DEFAULT_ASSIGNMENT_SERVER_HOSTNAME),
-    _localASPortSharedMem(NULL)
+    _localASPortSharedMem(NULL),
+    _localACMPortSharedMem(NULL)
 {
     LogUtils::init();
 
@@ -56,7 +57,11 @@ AssignmentClient::AssignmentClient(int &argc, char **argv) :
     DependencyManager::registerInheritance<LimitedNodeList, NodeList>();
     auto addressManager = DependencyManager::set<AddressManager>();
     auto nodeList = DependencyManager::set<NodeList>(NodeType::Unassigned);
-    auto avatarHashMap = DependencyManager::set<AvatarHashMap>();
+
+    // make up a uuid for this child so the parent can tell us apart.  This id will be changed
+    // when the domain server hands over an assignment.
+    QUuid nodeUUID = QUuid::createUuid();
+    nodeList->setSessionUUID(nodeUUID);
     
     // setup a shutdown event listener to handle SIGTERM or WM_CLOSE for us
 #ifdef _WIN32
@@ -123,9 +128,8 @@ AssignmentClient::AssignmentClient(int &argc, char **argv) :
     // call a timer function every ASSIGNMENT_REQUEST_INTERVAL_MSECS to ask for assignment, if required
     qDebug() << "Waiting for assignment -" << _requestAssignment;
 
-    QTimer* timer = new QTimer(this);
+    connect(&_requestTimer, SIGNAL(timeout()), SLOT(sendAssignmentRequest()));
-    connect(timer, SIGNAL(timeout()), SLOT(sendAssignmentRequest()));
+    _requestTimer.start(ASSIGNMENT_REQUEST_INTERVAL_MSECS);
-    timer->start(ASSIGNMENT_REQUEST_INTERVAL_MSECS);
 
     // connect our readPendingDatagrams method to the readyRead() signal of the socket
     connect(&nodeList->getNodeSocket(), &QUdpSocket::readyRead, this, &AssignmentClient::readPendingDatagrams);
@@ -136,6 +140,45 @@ AssignmentClient::AssignmentClient(int &argc, char **argv) :
     
     // Create Singleton objects on main thread
     NetworkAccessManager::getInstance();
+
+    // Hook up a timer to send this child's status to the Monitor once per second
+    setUpStatsToMonitor();
+}
+
+
+void AssignmentClient::stopAssignmentClient() {
+    qDebug() << "Exiting.";
+    _requestTimer.stop();
+    _statsTimerACM.stop();
+    quit();
+}
+
+
+void AssignmentClient::setUpStatsToMonitor() {
+    // Figure out the address to send out stats to
+    quint16 localMonitorServerPort = DEFAULT_ASSIGNMENT_CLIENT_MONITOR_PORT;
+    auto nodeList = DependencyManager::get<NodeList>();
+
+    nodeList->getLocalServerPortFromSharedMemory(ASSIGNMENT_CLIENT_MONITOR_LOCAL_PORT_SMEM_KEY,
+                                                 _localACMPortSharedMem, localMonitorServerPort);
+    _assignmentClientMonitorSocket = HifiSockAddr(DEFAULT_ASSIGNMENT_CLIENT_MONITOR_HOSTNAME, localMonitorServerPort, true);
+
+    // send a stats packet every 1 seconds
+    connect(&_statsTimerACM, &QTimer::timeout, this, &AssignmentClient::sendStatsPacketToACM);
+    _statsTimerACM.start(1000);
+}
+
+void AssignmentClient::sendStatsPacketToACM() {
+    // tell the assignment client monitor what this assignment client is doing (if anything)
+    QJsonObject statsObject;
+    auto nodeList = DependencyManager::get<NodeList>();
+
+    if (_currentAssignment) {
+        statsObject["assignment_type"] = _currentAssignment->getTypeName();
+    } else {
+        statsObject["assignment_type"] = "none";
+    }
+    nodeList->sendStats(statsObject, _assignmentClientMonitorSocket);
 }
 
 void AssignmentClient::sendAssignmentRequest() {
@@ -145,23 +188,9 @@ void AssignmentClient::sendAssignmentRequest() {
         
         if (_assignmentServerHostname == "localhost") {
             // we want to check again for the local domain-server port in case the DS has restarted
-            if (!_localASPortSharedMem) {
-                _localASPortSharedMem = new QSharedMemory(DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY, this);
-                
-                if (!_localASPortSharedMem->attach(QSharedMemory::ReadOnly)) {
-                    qWarning() << "Could not attach to shared memory at key" << DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY
-                        << "- will attempt to connect to domain-server on" << _assignmentServerSocket.getPort();
-                }
-            }
-            
-            if (_localASPortSharedMem->isAttached()) {
-                _localASPortSharedMem->lock();
-                
             quint16 localAssignmentServerPort;
-                memcpy(&localAssignmentServerPort, _localASPortSharedMem->data(), sizeof(localAssignmentServerPort));
+            if (nodeList->getLocalServerPortFromSharedMemory(DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY, _localASPortSharedMem,
-                
+                                                             localAssignmentServerPort)) {
-                _localASPortSharedMem->unlock();
-                
                 if (localAssignmentServerPort != _assignmentServerSocket.getPort()) {
                     qDebug() << "Port for local assignment server read from shared memory is"
                         << localAssignmentServerPort;
@@ -170,7 +199,9 @@ void AssignmentClient::sendAssignmentRequest() {
                     nodeList->setAssignmentServerSocket(_assignmentServerSocket);
                 }
             }
-            
+            else {
+                qDebug () << "- will attempt to connect to domain-server on" << _assignmentServerSocket.getPort();
+            }
         }
         
         nodeList->sendAssignment(_requestAssignment);
@@ -227,6 +258,14 @@ void AssignmentClient::readPendingDatagrams() {
                 } else {
                     qDebug() << "Received an assignment that could not be unpacked. Re-requesting.";
                 }
+            } else if (packetTypeForPacket(receivedPacket) == PacketTypeStopNode) {
+                if (senderSockAddr.getAddress() == QHostAddress::LocalHost ||
+                    senderSockAddr.getAddress() == QHostAddress::LocalHostIPv6) {
+                    qDebug() << "Network told me to exit.";
+                    emit stopAssignmentClient();
+                } else {
+                    qDebug() << "Got a stop packet from other than localhost.";
+                }
             } else {
                 // have the NodeList attempt to handle it
                 nodeList->processNodeData(senderSockAddr, receivedPacket);

assignment-client/src/AssignmentClient.h

@@ -29,13 +29,22 @@ private slots:
     void readPendingDatagrams();
     void assignmentCompleted();
     void handleAuthenticationRequest();
+    void sendStatsPacketToACM();
+    void stopAssignmentClient();
 
 private:
+    void setUpStatsToMonitor();
     Assignment _requestAssignment;
     static SharedAssignmentPointer _currentAssignment;
     QString _assignmentServerHostname;
     HifiSockAddr _assignmentServerSocket;
-    QSharedMemory* _localASPortSharedMem;
+    QSharedMemory* _localASPortSharedMem; // memory shared with domain server
+    QSharedMemory* _localACMPortSharedMem; // memory shared with assignment client monitor
+    QTimer _requestTimer; // timer for requesting and assignment
+    QTimer _statsTimerACM; // timer for sending stats to assignment client monitor
+
+ protected:
+    HifiSockAddr _assignmentClientMonitorSocket;
 };
 
 #endif // hifi_AssignmentClient_h

assignment-client/src/AssignmentClientApp.cpp

@@ -0,0 +1,66 @@
+//
+//  AssignmentClientapp.cpp
+//  assignment-client/src
+//
+//  Created by Seth Alves on 2/19/15.
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include <QCommandLineParser>
+
+#include <LogHandler.h>
+#include <SharedUtil.h>
+
+#include "Assignment.h"
+#include "AssignmentClient.h"
+#include "AssignmentClientMonitor.h"
+#include "AssignmentClientApp.h"
+
+
+AssignmentClientApp::AssignmentClientApp(int argc, char* argv[]) :
+    QCoreApplication(argc, argv)
+{
+#   ifndef WIN32
+    setvbuf(stdout, NULL, _IOLBF, 0);
+#   endif
+
+    // use the verbose message handler in Logging
+    qInstallMessageHandler(LogHandler::verboseMessageHandler);
+
+    // parse command-line
+    QCommandLineParser parser;
+    parser.setApplicationDescription("High Fidelity Assignment Client");
+    parser.addHelpOption();
+
+    const QCommandLineOption helpOption = parser.addHelpOption();
+
+    const QCommandLineOption numChildsOption("n", "number of children to fork", "child-count");
+    parser.addOption(numChildsOption);
+
+    if (!parser.parse(QCoreApplication::arguments())) {
+        qCritical() << parser.errorText() << endl;
+        parser.showHelp();
+        Q_UNREACHABLE();
+    }
+
+    if (parser.isSet(helpOption)) {
+        parser.showHelp();
+        Q_UNREACHABLE();
+    }
+
+    unsigned int numForks = 0;
+    if (parser.isSet(numChildsOption)) {
+        numForks = parser.value(numChildsOption).toInt();
+    }
+
+    if (numForks) {
+        AssignmentClientMonitor monitor(argc, argv, numForks);
+        monitor.exec();
+    } else {
+        AssignmentClient client(argc, argv);
+        client.exec();
+    }
+}

assignment-client/src/AssignmentClientApp.h

@@ -0,0 +1,18 @@
+//
+//  AssignmentClientapp.h
+//  assignment-client/src
+//
+//  Created by Seth Alves on 2/19/15.
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include <QApplication>
+
+class AssignmentClientApp : public QCoreApplication {
+    Q_OBJECT
+public:
+    AssignmentClientApp(int argc, char* argv[]);
+};

assignment-client/src/AssignmentClientChildData.cpp

@@ -0,0 +1,8 @@
+
+#include "AssignmentClientChildData.h"
+
+
+AssignmentClientChildData::AssignmentClientChildData(QString childType) :
+    _childType(childType)
+{
+}

assignment-client/src/AssignmentClientChildData.h

@@ -0,0 +1,32 @@
+//
+//  AssignmentClientChildData.h
+//  assignment-client/src
+//
+//  Created by Seth Alves on 2/23/2015.
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#ifndef hifi_AssignmentClientChildData_h
+#define hifi_AssignmentClientChildData_h
+
+#include <Assignment.h>
+
+
+class AssignmentClientChildData : public NodeData {
+ public:
+    AssignmentClientChildData(QString childType);
+
+    QString getChildType() { return _childType; }
+    void setChildType(QString childType) { _childType = childType; }
+
+    // implement parseData to return 0 so we can be a subclass of NodeData
+    int parseData(const QByteArray& packet) { return 0; }
+
+ private:
+    QString _childType;
+};
+
+#endif // hifi_AssignmentClientChildData_h

assignment-client/src/AssignmentClientMonitor.cpp

@@ -13,14 +13,18 @@
 
 #include <LogHandler.h>
 #include <ShutdownEventListener.h>
+#include <AddressManager.h>
 
 #include "AssignmentClientMonitor.h"
+#include "AssignmentClientChildData.h"
+#include "PacketHeaders.h"
+#include "SharedUtil.h"
 
 const char* NUM_FORKS_PARAMETER = "-n";
 
 const QString ASSIGNMENT_CLIENT_MONITOR_TARGET_NAME = "assignment-client-monitor";
 
-AssignmentClientMonitor::AssignmentClientMonitor(int &argc, char **argv, int numAssignmentClientForks) :
+AssignmentClientMonitor::AssignmentClientMonitor(int &argc, char **argv, const unsigned int numAssignmentClientForks) :
     QCoreApplication(argc, argv)
 {    
     // start the Logging class with the parent's target name
@@ -42,10 +46,24 @@ AssignmentClientMonitor::AssignmentClientMonitor(int &argc, char **argv, int num
     _childArguments.removeAt(forksParameterIndex);
     _childArguments.removeAt(forksParameterIndex);
 
+
+    // create a NodeList so we can receive stats from children
+    DependencyManager::registerInheritance<LimitedNodeList, NodeList>();
+    auto addressManager = DependencyManager::set<AddressManager>();
+    auto nodeList = DependencyManager::set<LimitedNodeList>(DEFAULT_ASSIGNMENT_CLIENT_MONITOR_PORT,
+                                                            DEFAULT_ASSIGNMENT_CLIENT_MONITOR_DTLS_PORT);
+
+    connect(&nodeList->getNodeSocket(), &QUdpSocket::readyRead, this, &AssignmentClientMonitor::readPendingDatagrams);
+
+    nodeList->putLocalPortIntoSharedMemory(ASSIGNMENT_CLIENT_MONITOR_LOCAL_PORT_SMEM_KEY, this);
+    
     // use QProcess to fork off a process for each of the child assignment clients
-    for (int i = 0; i < numAssignmentClientForks; i++) {
+    for (unsigned int i = 0; i < numAssignmentClientForks; i++) {
         spawnChildClient();
     }
+
+    connect(&_checkSparesTimer, SIGNAL(timeout()), SLOT(checkSpares()));
+    _checkSparesTimer.start(NODE_SILENCE_THRESHOLD_MSECS * 3);
 }
 
 AssignmentClientMonitor::~AssignmentClientMonitor() {
@@ -53,46 +71,122 @@ AssignmentClientMonitor::~AssignmentClientMonitor() {
 }
 
 void AssignmentClientMonitor::stopChildProcesses() {
+    auto nodeList = DependencyManager::get<NodeList>();
 
-    QList<QPointer<QProcess> >::Iterator it = _childProcesses.begin();
+    nodeList->eachNode([&](const SharedNodePointer& node) {
-    while (it != _childProcesses.end()) {
+        qDebug() << "asking child" << node->getUUID() << "to exit.";
-        if (!it->isNull()) {
+        node->activateLocalSocket();
-            qDebug() << "Monitor is terminating child process" << it->data();
+        QByteArray diePacket = byteArrayWithPopulatedHeader(PacketTypeStopNode);
-            
+        nodeList->writeUnverifiedDatagram(diePacket, *node->getActiveSocket());
-            // don't re-spawn this child when it goes down
+    });
-            disconnect(it->data(), 0, this, 0);
-            
-            it->data()->terminate();
-            it->data()->waitForFinished();
-        }
-        
-        it = _childProcesses.erase(it);
-    }
 }
 
 void AssignmentClientMonitor::spawnChildClient() {
     QProcess *assignmentClient = new QProcess(this);
     
-    _childProcesses.append(QPointer<QProcess>(assignmentClient));
-    
     // make sure that the output from the child process appears in our output
     assignmentClient->setProcessChannelMode(QProcess::ForwardedChannels);
     
     assignmentClient->start(applicationFilePath(), _childArguments);
 
-    // link the child processes' finished slot to our childProcessFinished slot
-    connect(assignmentClient, SIGNAL(finished(int, QProcess::ExitStatus)), this,
-            SLOT(childProcessFinished(int, QProcess::ExitStatus)));
-    
     qDebug() << "Spawned a child client with PID" << assignmentClient->pid();
 }
 
-void AssignmentClientMonitor::childProcessFinished(int exitCode, QProcess::ExitStatus exitStatus) {
-    qDebug("Replacing dead child assignment client with a new one");
 
-    // remove the old process from our list of child processes
-    qDebug() << "need to remove" << QPointer<QProcess>(qobject_cast<QProcess*>(sender()));
-    _childProcesses.removeOne(QPointer<QProcess>(qobject_cast<QProcess*>(sender())));
 
+void AssignmentClientMonitor::checkSpares() {
+    auto nodeList = DependencyManager::get<NodeList>();
+    QUuid aSpareId = "";
+    unsigned int spareCount = 0;
+
+    nodeList->removeSilentNodes();
+
+    nodeList->eachNode([&](const SharedNodePointer& node) {
+        AssignmentClientChildData *childData = static_cast<AssignmentClientChildData*>(node->getLinkedData());
+        if (childData->getChildType() == "none") {
+            spareCount ++;
+            aSpareId = node->getUUID();
+        }
+    });
+
+    if (spareCount != 1) {
+        qDebug() << "spare count is" << spareCount;
+    }
+
+    if (spareCount < 1) {
         spawnChildClient();
+    }
+
+    if (spareCount > 1) {
+        // kill aSpareId
+        qDebug() << "asking child" << aSpareId << "to exit.";
+        SharedNodePointer childNode = nodeList->nodeWithUUID(aSpareId);
+        childNode->activateLocalSocket();
+        QByteArray diePacket = byteArrayWithPopulatedHeader(PacketTypeStopNode);
+        nodeList->writeUnverifiedDatagram(diePacket, childNode);
+    }
 }
+
+
+void AssignmentClientMonitor::readPendingDatagrams() {
+    auto nodeList = DependencyManager::get<NodeList>();
+
+    QByteArray receivedPacket;
+    HifiSockAddr senderSockAddr;
+
+    while (nodeList->getNodeSocket().hasPendingDatagrams()) {
+        receivedPacket.resize(nodeList->getNodeSocket().pendingDatagramSize());
+        nodeList->getNodeSocket().readDatagram(receivedPacket.data(), receivedPacket.size(),
+                                               senderSockAddr.getAddressPointer(), senderSockAddr.getPortPointer());
+
+        if (nodeList->packetVersionAndHashMatch(receivedPacket)) {
+            if (packetTypeForPacket(receivedPacket) == PacketTypeNodeJsonStats) {
+                QUuid packetUUID = uuidFromPacketHeader(receivedPacket);
+                SharedNodePointer matchingNode = nodeList->sendingNodeForPacket(receivedPacket);
+                if (!matchingNode) {
+                    // The parent only expects to be talking with prorams running on this same machine.
+                    if (senderSockAddr.getAddress() == QHostAddress::LocalHost ||
+                        senderSockAddr.getAddress() == QHostAddress::LocalHostIPv6) {
+                        if (!packetUUID.isNull()) {
+                            matchingNode = DependencyManager::get<LimitedNodeList>()->addOrUpdateNode
+                                (packetUUID, NodeType::Unassigned, senderSockAddr, senderSockAddr, false);
+                            AssignmentClientChildData *childData = new AssignmentClientChildData("unknown");
+                            matchingNode->setLinkedData(childData);
+                        } else {
+                            // tell unknown assignment-client child to exit.
+                            qDebug() << "asking unknown child to exit.";
+                            QByteArray diePacket = byteArrayWithPopulatedHeader(PacketTypeStopNode);
+                            nodeList->writeUnverifiedDatagram(diePacket, senderSockAddr);
+                        }
+                    }
+                }
+
+                if (matchingNode) {
+                    // update our records about how to reach this child
+                    matchingNode->setLocalSocket(senderSockAddr);
+
+                    // push past the packet header
+                    QDataStream packetStream(receivedPacket);
+                    packetStream.skipRawData(numBytesForPacketHeader(receivedPacket));
+                    // decode json
+                    QVariantMap unpackedVariantMap;
+                    packetStream >> unpackedVariantMap;
+                    QJsonObject unpackedStatsJSON = QJsonObject::fromVariantMap(unpackedVariantMap);
+
+                    // get child's assignment type out of the decoded json
+                    QString childType = unpackedStatsJSON["assignment_type"].toString();
+                    AssignmentClientChildData *childData =
+                        static_cast<AssignmentClientChildData*>(matchingNode->getLinkedData());
+                    childData->setChildType(childType);
+                    // note when this child talked
+                    matchingNode->setLastHeardMicrostamp(usecTimestampNow());
+                }
+            } else {
+                // have the NodeList attempt to handle it
+                nodeList->processNodeData(senderSockAddr, receivedPacket);
+            }
+        }
+    }
+}
+
+

assignment-client/src/AssignmentClientMonitor.h

@@ -15,25 +15,30 @@
 #include <QtCore/QCoreApplication>
 #include <QtCore/qpointer.h>
 #include <QtCore/QProcess>
+#include <QtCore/QDateTime>
 
 #include <Assignment.h>
 
+#include "AssignmentClientChildData.h"
+
 extern const char* NUM_FORKS_PARAMETER;
 
+
 class AssignmentClientMonitor : public QCoreApplication {
     Q_OBJECT
 public:
-    AssignmentClientMonitor(int &argc, char **argv, int numAssignmentClientForks);
+    AssignmentClientMonitor(int &argc, char **argv, const unsigned int numAssignmentClientForks);
     ~AssignmentClientMonitor();
     
     void stopChildProcesses();
 private slots:
-    void childProcessFinished(int exitCode, QProcess::ExitStatus exitStatus);
+    void readPendingDatagrams();
+    void checkSpares();
+
 private:
     void spawnChildClient();
-    QList<QPointer<QProcess> > _childProcesses;
-    
     QStringList _childArguments;
+    QTimer _checkSparesTimer; // every few seconds see if it need fewer or more spare children
 };
 
 #endif // hifi_AssignmentClientMonitor_h

assignment-client/src/main.cpp

@@ -9,34 +9,10 @@
 //  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
 //
 
-#include <LogHandler.h>
-#include <SharedUtil.h>
 
-#include "Assignment.h"
+#include "AssignmentClientApp.h"
-#include "AssignmentClient.h"
-#include "AssignmentClientMonitor.h"
 
 int main(int argc, char* argv[]) {
-#ifndef WIN32
+    AssignmentClientApp app(argc, argv);
-    setvbuf(stdout, NULL, _IOLBF, 0);
+    return 0;
-#endif
-
-    // use the verbose message handler in Logging
-    qInstallMessageHandler(LogHandler::verboseMessageHandler);
-    
-    const char* numForksString = getCmdOption(argc, (const char**)argv, NUM_FORKS_PARAMETER);
-    
-    int numForks = 0;
-    
-    if (numForksString) {
-        numForks = atoi(numForksString);
-    }
-    
-    if (numForks) {
-        AssignmentClientMonitor monitor(argc, argv, numForks);
-        return monitor.exec();
-    } else {
-        AssignmentClient client(argc, argv);
-        return client.exec();
-    }
 }

domain-server/src/DomainServer.cpp

@@ -246,19 +246,7 @@ void DomainServer::setupNodeListAndAssignments(const QUuid& sessionUUID) {
     auto nodeList = DependencyManager::set<LimitedNodeList>(domainServerPort, domainServerDTLSPort);
     
     // no matter the local port, save it to shared mem so that local assignment clients can ask what it is
-    QSharedMemory* sharedPortMem = new QSharedMemory(DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY, this);
+    nodeList->putLocalPortIntoSharedMemory(DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY, this);
-    quint16 localPort = nodeList->getNodeSocket().localPort();
-    
-    // attempt to create the shared memory segment
-    if (sharedPortMem->create(sizeof(localPort)) || sharedPortMem->attach()) {
-        sharedPortMem->lock();
-        memcpy(sharedPortMem->data(), &localPort, sizeof(localPort));
-        sharedPortMem->unlock();
-        
-        qDebug() << "Wrote local listening port" << localPort << "to shared memory at key" << DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY;
-    } else {
-        qWarning() << "Failed to create and attach to shared memory to share local port with assignment-client children.";
-    }
     
     // set our LimitedNodeList UUID to match the UUID from our config
     // nodes will currently use this to add resources to data-web that relate to our domain

examples/controllers/hydra/toyball.js

@@ -29,15 +29,21 @@ var RIGHT_BUTTON_FWD = 11;
 var RIGHT_BUTTON_3 = 9;
 
 var BALL_RADIUS = 0.08;
-var GRAVITY_STRENGTH = 1.0;
+var GRAVITY_STRENGTH = 3.0;
 
 var HELD_COLOR = { red: 240, green: 0, blue: 0 };
 var THROWN_COLOR = { red: 128, green: 0, blue: 0 };
 
+var averageLinearVelocity = [ { x: 0, y: 0, z : 0 }, { x: 0, y: 0, z : 0 } ];
+
+var LIFETIME_SECONDS = 600;
+
+var BALL_MODEL_URL = "https://hifi-public.s3.amazonaws.com/ryan/baseball4.fbx";
+
 var leftBallAlreadyInHand = false;
 var rightBallAlreadyInHand = false;
-var leftHandEntity;
+var leftHandEntity = false;
-var rightHandEntity;
+var rightHandEntity = false;
 
 var newSound = SoundCache.getSound("https://dl.dropboxusercontent.com/u/1864924/hifi-sounds/throw.raw");
 var catchSound = SoundCache.getSound("https://dl.dropboxusercontent.com/u/1864924/hifi-sounds/catch.raw");
@@ -67,28 +73,51 @@ function checkControllerSide(whichSide) {
     var BUTTON_3;
     var TRIGGER;
     var palmPosition;
+    var palmRotation;
     var ballAlreadyInHand;
     var handMessage;
+    var linearVelocity;
+    var angularVelocity; 
+    var AVERAGE_FACTOR = 0.33;
     
     if (whichSide == LEFT_PALM) {
         BUTTON_FWD = LEFT_BUTTON_FWD;
         BUTTON_3 = LEFT_BUTTON_3;
         TRIGGER = 0;
         palmPosition = Controller.getSpatialControlPosition(LEFT_PALM);
+        palmRotation = Quat.multiply(MyAvatar.orientation, Controller.getSpatialControlRawRotation(LEFT_PALM));
         ballAlreadyInHand = leftBallAlreadyInHand;
         handMessage = "LEFT";
+        averageLinearVelocity[0] = Vec3.sum(Vec3.multiply(AVERAGE_FACTOR, Controller.getSpatialControlVelocity(LEFT_TIP)), 
+                                            Vec3.multiply(1.0 - AVERAGE_FACTOR, averageLinearVelocity[0]));
+        linearVelocity = averageLinearVelocity[0];
+        angularVelocity = Vec3.multiplyQbyV(MyAvatar.orientation, Controller.getSpatialControlRawAngularVelocity(LEFT_TIP));
+        angularVelocity = Vec3.multiply(180.0 / Math.PI, angularVelocity);
     } else {
         BUTTON_FWD = RIGHT_BUTTON_FWD;
         BUTTON_3 = RIGHT_BUTTON_3;
         TRIGGER = 1;
         palmPosition = Controller.getSpatialControlPosition(RIGHT_PALM);
+        palmRotation = Quat.multiply(MyAvatar.orientation, Controller.getSpatialControlRawRotation(RIGHT_PALM));
         ballAlreadyInHand = rightBallAlreadyInHand;
+        averageLinearVelocity[1] = Vec3.sum(Vec3.multiply(AVERAGE_FACTOR, Controller.getSpatialControlVelocity(RIGHT_TIP)), 
+                                            Vec3.multiply(1.0 - AVERAGE_FACTOR, averageLinearVelocity[1]));
+        linearVelocity = averageLinearVelocity[1];
+        angularVelocity = Vec3.multiplyQbyV(MyAvatar.orientation, Controller.getSpatialControlRawAngularVelocity(RIGHT_TIP));
+        angularVelocity = Vec3.multiply(180.0 / Math.PI, angularVelocity);
         handMessage = "RIGHT";
     }
 
     var grabButtonPressed = (Controller.isButtonPressed(BUTTON_FWD) || Controller.isButtonPressed(BUTTON_3) || (Controller.getTriggerValue(TRIGGER) > 0.5));
 
     // If I don't currently have a ball in my hand, then try to catch closest one
+    if (leftHandEntity && !leftHandEntity.isKnownID) {
+       leftHandEntity = Entities.identifyEntity(leftHandEntity);
+    }
+    if (rightHandEntity && !rightHandEntity.isKnownID) {
+       rightHandEntity = Entities.identifyEntity(rightHandEntity);
+    }
+
     if (!ballAlreadyInHand && grabButtonPressed) {
         var closestEntity = Entities.findClosestEntity(palmPosition, targetRadius);
 
@@ -107,10 +136,11 @@ function checkControllerSide(whichSide) {
             var properties = { position: { x: ballPosition.x, 
                                            y: ballPosition.y, 
                                            z: ballPosition.z },
+                                rotation: palmRotation,
                                 color: HELD_COLOR, 
                                 velocity : { x: 0, y: 0, z: 0}, 
-                                lifetime : 600,
+                                gravity: { x: 0, y: 0, z: 0}
-                                inHand: true };
+                                };
             Entities.editEntity(closestEntity, properties);
             
 			Audio.playSound(catchSound, { position: ballPosition });
@@ -129,18 +159,20 @@ function checkControllerSide(whichSide) {
     if (grabButtonPressed && !ballAlreadyInHand) {
         var ballPosition = getBallHoldPosition(whichSide);
         var properties = { 
-                type: "Sphere",
+                type: "Model",
+                modelURL: BALL_MODEL_URL,
                 position: { x: ballPosition.x, 
                             y: ballPosition.y, 
                             z: ballPosition.z },
+                rotation: palmRotation, 
                 velocity: { x: 0, y: 0, z: 0}, 
                 gravity: { x: 0, y: 0, z: 0}, 
-                inHand: true,
                 dimensions: { x: BALL_RADIUS * 2, y: BALL_RADIUS * 2, z: BALL_RADIUS * 2 },
                 damping: 0.00001,
+                shapeType: "sphere",
+                collisionsWillMove: false,
                 color: HELD_COLOR,
-
+                lifetime: LIFETIME_SECONDS
-                lifetime: 600 // 10 seconds - same as default, not needed but here as an example
             };
 
         newEntity = Entities.addEntity(properties);
@@ -174,21 +206,20 @@ function checkControllerSide(whichSide) {
             var properties = { position: { x: ballPosition.x, 
                                            y: ballPosition.y, 
                                            z: ballPosition.z }, 
+                                rotation: palmRotation,
+                                velocity: { x: 0, y: 0, z: 0}, 
+                                gravity: { x: 0, y: 0, z: 0}, 
                 };
             Entities.editEntity(handEntity, properties);
         } else {
             debugPrint(">>>>> " + handMessage + "-BALL IN HAND, not grabbing, THROW!!!");
             //  If toy ball just released, add velocity to it!
-            var tipVelocity = Controller.getSpatialControlVelocity(whichTip);
-            var THROWN_VELOCITY_SCALING = 1.5;
             var properties = { 
-                    velocity: { x: tipVelocity.x * THROWN_VELOCITY_SCALING, 
+                    velocity: linearVelocity,
-                                y: tipVelocity.y * THROWN_VELOCITY_SCALING, 
+                    rotation: palmRotation,
-                                z: tipVelocity.z * THROWN_VELOCITY_SCALING } ,
+                    angularVelocity: angularVelocity,
                     collisionsWillMove: true,
-                    inHand: false,
                     color: THROWN_COLOR,
-                    lifetime: 10,
                     gravity: { x: 0, y: -GRAVITY_STRENGTH, z: 0}, 
                 };
 
@@ -216,7 +247,7 @@ function checkController(deltaTime) {
 
     // this is expected for hydras
     if (!(numberOfButtons==12 && numberOfTriggers == 2 && controllersPerTrigger == 2)) {
-        debugPrint("no hydra connected?");
+        debugPrint("total buttons = " + numberOfButtons + ", Triggers = " + numberOfTriggers + ", controllers/trigger = " + controllersPerTrigger); 
         return; // bail if no hydra
     }
 

examples/dice.js

@@ -53,8 +53,10 @@ function shootDice(position, velocity) {
           position: position,  
           velocity: velocity, 
           rotation: Quat.fromPitchYawRollDegrees(Math.random() * 360, Math.random() * 360, Math.random() * 360),
+          angularVelocity: { x: Math.random() * 100, y: Math.random() * 100, z: Math.random() * 100 },
           lifetime: LIFETIME,
           gravity: {  x: 0, y: GRAVITY, z: 0 },
+          shapeType: "box",
           collisionsWillMove: true
       }));
       position = Vec3.sum(position, Vec3.multiply(DIE_SIZE, Vec3.normalize(Quat.getRight(Camera.getOrientation()))));

examples/example/games/billiards.js

@@ -105,37 +105,27 @@ function makeTable(pos) {
 }
 
 function makeBalls(pos) {
-	var colors =   [{ red: 255, green: 255, blue: 0},   		//  Yellow
-					{ red: 0, green: 0, blue: 255},     		//  Blue
-					{ red: 255, green: 0, blue: 0},				//  Red 
-					{ red: 128, green: 0, blue: 128},			//  Purple
-					{ red: 255, green: 165, blue: 0},			//  Orange 
-					{ red: 0, green: 255, blue: 0},				//  Green 
-					{ red: 128, green: 0, blue: 0},				//  Maroon
-					{ red: 0, green: 0, blue: 0},				//  Black 
-					{ red: 255, green: 255, blue: 224},     	//  Light Yellow
-					{ red: 173, green: 216, blue: 230},         //  Light Blue
-					{ red: 205, green: 92, blue: 92},           //  Indian Red
-					{ red: 218, green: 112, blue: 214},			//  Orchid
-					{ red: 218, green: 165, blue: 32},			//  GoldenRod
-					{ red: 255, green: 99, blue: 71},			//  Tomato
-					{ red: 128, green: 128, blue: 128}];		//  Gray
-
 	// Object balls 
+    var whichBall = [ 1, 14, 15, 4, 8, 7, 12, 9, 3, 13, 10, 5, 6, 11, 2 ];
+    var ballNumber = 0;
 	var ballPosition = { x: pos.x + (LENGTH / 4.0) * SCALE, y: pos.y + HEIGHT / 2.0 + DROP_HEIGHT, z: pos.z }; 
 	for (var row = 1; row <= 5; row++) {
 		ballPosition.z = pos.z - ((row - 1.0) / 2.0 * (BALL_SIZE + BALL_GAP) * SCALE); 
 		for (var spot = 0; spot < row; spot++) {
 			balls.push(Entities.addEntity(
-	    	{ type: "Sphere",
+	    	{ type: "Model",
+            modelURL: "https://s3.amazonaws.com/hifi-public/models/props/Pool/ball_" + whichBall[ballNumber].toString() + ".fbx",
 	        position: ballPosition,   
 			dimensions: { x: BALL_SIZE * SCALE, y: BALL_SIZE * SCALE, z: BALL_SIZE * SCALE }, 
-	      	color: colors[balls.length],
+            rotation: Quat.fromPitchYawRollDegrees((Math.random() - 0.5) * 20, (Math.random() - 0.5) * 20, (Math.random() - 0.5) * 20),
+	      	color: { red: 255, green: 255, blue: 255 },
 	      	gravity: {  x: 0, y: GRAVITY, z: 0 },
 	        ignoreCollisions: false,
 	        damping: 0.50,
+            shapeType: "sphere",
 	        collisionsWillMove: true }));
 	        ballPosition.z += (BALL_SIZE + BALL_GAP) * SCALE;
+            ballNumber++;
 		}
 		ballPosition.x += (BALL_GAP + Math.sqrt(3.0) / 2.0 * BALL_SIZE) * SCALE;
 	}
@@ -143,7 +133,8 @@ function makeBalls(pos) {
     // Cue Ball 
     cuePosition = { x: pos.x - (LENGTH / 4.0) * SCALE, y: pos.y + HEIGHT / 2.0 + DROP_HEIGHT, z: pos.z }; 
     cueBall = Entities.addEntity(
-	    	{ type: "Sphere",
+	    	{ type: "Model",
+            modelURL: "https://s3.amazonaws.com/hifi-public/models/props/Pool/cue_ball.fbx",
 	        position: cuePosition,   
 			dimensions: { x: BALL_SIZE * SCALE, y: BALL_SIZE * SCALE, z: BALL_SIZE * SCALE }, 
 	      	color: { red: 255, green: 255, blue: 255 },
@@ -152,6 +143,7 @@ function makeBalls(pos) {
 	      	velocity: {x: 0, y: 0, z: 0 },
 	        ignoreCollisions: false,
 	        damping: 0.50,
+            shapeType: "sphere",
 	        collisionsWillMove: true });
 	       
 }

examples/html/entityProperties.html

@@ -406,7 +406,7 @@
             elModelAnimationFrame.addEventListener('change', createEmitNumberPropertyUpdateFunction('animationFrameIndex'));
             elModelAnimationSettings.addEventListener('change', createEmitTextPropertyUpdateFunction('animationSettings'));
             elModelTextures.addEventListener('change', createEmitTextPropertyUpdateFunction('textures'));
-            elModelShapeType.addEventListener('change', createEmitNumberPropertyUpdateFunction('shapeType'));
+            elModelShapeType.addEventListener('change', createEmitTextPropertyUpdateFunction('shapeType'));
 
             elTextText.addEventListener('change', createEmitTextPropertyUpdateFunction('text'));
             elTextLineHeight.addEventListener('change', createEmitNumberPropertyUpdateFunction('lineHeight'));
@@ -671,9 +671,9 @@
             <div class="label">Shape Type</div>
             <div class="value">
                 <select name="SelectShapeType" id="property-model-shape" name="SelectShapeType">
-                    <option value=0>None</option>
+                    <option value='none'>none</option>
-                    <option value=1>Box</option>
+                    <option value='box'>box</option>
-                    <option value=2>Sphere</option>
+                    <option value='sphere'>sphere</option>
                 </select> 
             </div>
         </div>

examples/libraries/entityCameraTool.js

@@ -477,7 +477,7 @@ CameraManager = function() {
     // Last mode that was first or third person
     var lastAvatarCameraMode = "first person";
     Camera.modeUpdated.connect(function(newMode) {
-        if (newMode == "first person" || newMode == "third person") {
+        if (newMode != "independent") {
             lastAvatarCameraMode = newMode;
             that.disable(true);
         } else {

examples/notifications.js

@@ -84,7 +84,7 @@ var users = [];
 var ctrlIsPressed = false;
 var ready = true;
 
-var randomSounds = new SoundArray({}, true);
+var randomSounds = new SoundArray({ localOnly: true }, true);
 var numberOfSounds = 2;
 for (var i = 1; i <= numberOfSounds; i++) {
     randomSounds.addSound(HIFI_PUBLIC_BUCKET + "sounds/UI/notification-general" + i + ".raw");

interface/external/faceshift/readme.txt

@@ -13,9 +13,14 @@ You may optionally choose to place this folder in a location outside the reposit
 
 If so our CMake find module expects you to set the ENV variable 'HIFI_LIB_DIR' to a directory containing a subfolder ‘faceshift’ that contains the lib and include folders. 
 
-1. Build a Faceshift static library from the fsbinarystream.cpp file. If you build a release version call it libfaceshift.a. The debug version should be called libfaceshiftd.a. Place this in the ‘lib’ folder in your Faceshift folder.
+1. Build a Faceshift static library from the fsbinarystream.cpp file.
+    Windows: Win32 console application; no precompiled header or SDL checks; no ATL or MFC headers; Project Properties, Configuration Type = Static Library (.lib).
 
-2. Copy the fsbinarystream.h header file from the Faceshift SDK into the ‘include’ folder in your Faceshift folder.
+2. Copy the library files to the ‘lib’ folder in your Faceshift folder.
+    OSX: If you build a release version call it libfaceshift.a. The debug version should be called libfaceshiftd.a.
+    Windows: The release and debug versions should be called faceshift.lib and faceshiftd.lib, respectively. Copy them into a ‘Win32’ folder in your ‘lib’ folder.
 
-3. Clear your build directory, run cmake and build, and you should be all set.
+3. Copy the fsbinarystream.h header file from the Faceshift SDK into the ‘include’ folder in your Faceshift folder.
+
+4. Clear your build directory, run cmake and build, and you should be all set.
 

interface/src/Application.cpp

@@ -1624,6 +1624,16 @@ FaceTracker* Application::getActiveFaceTracker() {
              (visage->isActive() ? static_cast<FaceTracker*>(visage.data()) : NULL)));
 }
 
+void Application::setActiveFaceTracker() {
+#ifdef HAVE_FACESHIFT
+    DependencyManager::get<Faceshift>()->setTCPEnabled(Menu::getInstance()->isOptionChecked(MenuOption::Faceshift));
+#endif 
+    DependencyManager::get<DdeFaceTracker>()->setEnabled(Menu::getInstance()->isOptionChecked(MenuOption::DDEFaceRegression));
+#ifdef HAVE_VISAGE
+    DependencyManager::get<Visage>()->updateEnabled();
+#endif
+}
+
 bool Application::exportEntities(const QString& filename, float x, float y, float z, float scale) {
     QVector<EntityItem*> entities;
     _entities.getTree()->findEntities(AACube(glm::vec3(x / (float)TREE_SCALE, 
@@ -1741,6 +1751,7 @@ void Application::init() {
 
     // initialize our face trackers after loading the menu settings
     DependencyManager::get<Faceshift>()->init();
+    DependencyManager::get<DdeFaceTracker>()->init();
     DependencyManager::get<Visage>()->init();
 
     Leapmotion::init();

interface/src/Application.h

@@ -366,6 +366,8 @@ public slots:
 
     void notifyPacketVersionMismatch();
 
+    void setActiveFaceTracker();
+
 private slots:
     void clearDomainOctreeDetails();
     void checkFPS();

interface/src/Menu.cpp

@@ -27,6 +27,7 @@
 #include "audio/AudioIOStatsRenderer.h"
 #include "audio/AudioScope.h"
 #include "avatar/AvatarManager.h"
+#include "devices/DdeFaceTracker.h"
 #include "devices/Faceshift.h"
 #include "devices/RealSense.h"
 #include "devices/SixenseManager.h"
@@ -357,18 +358,35 @@ Menu::Menu() {
                                   dialogsManager.data(), SLOT(lodTools()));
 
     QMenu* avatarDebugMenu = developerMenu->addMenu("Avatar");
+
+    QMenu* faceTrackingMenu = avatarDebugMenu->addMenu("Face Tracking");
+    {
+        QActionGroup* faceTrackerGroup = new QActionGroup(avatarDebugMenu);
+
+        QAction* noFaceTracker = addCheckableActionToQMenuAndActionHash(faceTrackingMenu, MenuOption::NoFaceTracking,
+            0, true,
+            qApp, SLOT(setActiveFaceTracker()));
+        faceTrackerGroup->addAction(noFaceTracker);
+
 #ifdef HAVE_FACESHIFT
-    addCheckableActionToQMenuAndActionHash(avatarDebugMenu,
+        QAction* faceshiftFaceTracker = addCheckableActionToQMenuAndActionHash(faceTrackingMenu, MenuOption::Faceshift,
-                                           MenuOption::Faceshift,
+            0, false,
-                                           0,
+            qApp, SLOT(setActiveFaceTracker()));
-                                           true,
+        faceTrackerGroup->addAction(faceshiftFaceTracker);
-                                           DependencyManager::get<Faceshift>().data(),
-                                           SLOT(setTCPEnabled(bool)));
 #endif
+
+        QAction* ddeFaceTracker = addCheckableActionToQMenuAndActionHash(faceTrackingMenu, MenuOption::DDEFaceRegression, 
+            0, false,
+            qApp, SLOT(setActiveFaceTracker()));
+        faceTrackerGroup->addAction(ddeFaceTracker);
+
 #ifdef HAVE_VISAGE
-    addCheckableActionToQMenuAndActionHash(avatarDebugMenu, MenuOption::Visage, 0, false,
+        QAction* visageFaceTracker = addCheckableActionToQMenuAndActionHash(faceTrackingMenu, MenuOption::Visage, 
-            DependencyManager::get<Visage>().data(), SLOT(updateEnabled()));
+            0, false,
+            qApp, SLOT(setActiveFaceTracker()));
+        faceTrackerGroup->addAction(visageFaceTracker);
 #endif
+    }
 
     addCheckableActionToQMenuAndActionHash(avatarDebugMenu, MenuOption::RenderSkeletonCollisionShapes);
     addCheckableActionToQMenuAndActionHash(avatarDebugMenu, MenuOption::RenderHeadCollisionShapes);

interface/src/Menu.h

@@ -133,13 +133,12 @@ namespace MenuOption {
     const QString CollideWithEnvironment = "Collide With World Boundaries";
     const QString Collisions = "Collisions";
     const QString Console = "Console...";
+    const QString ControlWithSpeech = "Control With Speech";
     const QString CopyAddress = "Copy Address to Clipboard";
     const QString CopyPath = "Copy Path to Clipboard";
-    const QString ControlWithSpeech = "Control With Speech";
+    const QString DDEFaceRegression = "DDE Face Regression";
-    const QString DeleteBookmark = "Delete Bookmark...";
-    const QString DontRenderEntitiesAsScene = "Don't Render Entities as Scene";
-    const QString DontDoPrecisionPicking = "Don't Do Precision Picking";
     const QString DecreaseAvatarSize = "Decrease Avatar Size";
+    const QString DeleteBookmark = "Delete Bookmark...";
     const QString DisableActivityLogger = "Disable Activity Logger";
     const QString DisableAutoAdjustLOD = "Disable Automatically Adjusting LOD";
     const QString DisableLightEntities = "Disable Light Entities";
@@ -152,7 +151,9 @@ namespace MenuOption {
     const QString DisplayModelElementChildProxies = "Display Model Element Children";
     const QString DisplayModelElementProxy = "Display Model Element Bounds";
     const QString DisplayTimingDetails = "Display Timing Details";
+    const QString DontDoPrecisionPicking = "Don't Do Precision Picking";
     const QString DontFadeOnOctreeServerChanges = "Don't Fade In/Out on Octree Server Changes";
+    const QString DontRenderEntitiesAsScene = "Don't Render Entities as Scene";
     const QString EchoLocalAudio = "Echo Local Audio";
     const QString EchoServerAudio = "Echo Server Audio";
     const QString EditEntitiesHelp = "Edit Entities Help...";
@@ -192,6 +193,7 @@ namespace MenuOption {
     const QString MuteEnvironment = "Mute Environment";
     const QString NetworkSimulator = "Network Simulator...";
     const QString NewVoxelCullingMode = "New Voxel Culling Mode";
+    const QString NoFaceTracking = "None";
     const QString ObeyEnvironmentalGravity = "Obey Environmental Gravity";
     const QString OctreeStats = "Voxel and Entity Statistics";
     const QString OffAxisProjection = "Off-Axis Projection";

interface/src/UIUtil.cpp

@@ -12,6 +12,9 @@
 #include <QStyle>
 #include <QStyleOptionTitleBar>
 
+#include "DependencyManager.h"
+#include "GLCanvas.h"
+
 #include "UIUtil.h"
 
 int UIUtil::getWindowTitleBarHeight(const QWidget* window) {
@@ -27,3 +30,49 @@ int UIUtil::getWindowTitleBarHeight(const QWidget* window) {
 
     return titleBarHeight;
 }
+
+// When setting the font size of a widget in points, the rendered text will be larger
+// on Windows and Linux than on Mac OSX.  This is because Windows and Linux use a DPI
+// of 96, while OSX uses 72.  In order to get consistent results across platforms, the
+// font sizes need to be scaled based on the system DPI.
+// This function will scale the font size of widget and all
+// of its children recursively.
+//
+// When creating widgets, if a font size isn't explicitly set Qt will choose a
+// reasonable, but often different font size across platforms.  This means
+// YOU SHOUD EXPLICITLY SET ALL FONT SIZES and call this function OR not use
+// this function at all.  If you mix both you will end up with inconsistent results
+// across platforms.
+void UIUtil::scaleWidgetFontSizes(QWidget* widget) {
+    auto glCanvas = DependencyManager::get<GLCanvas>();
+
+    // This is the base dpi that we are targetting.  This is based on Mac OSXs default DPI,
+    // and is the basis for all font sizes.
+    const float BASE_DPI = 72.0f;
+
+#ifdef Q_OS_MAC
+    const float NATIVE_DPI = 72.0f;
+#else
+    const float NATIVE_DPI = 96.0f;
+#endif
+
+    // Scale fonts based on the native dpi.  On Windows, where the native DPI is 96,
+    // the scale will be: 72.0 / 96.0 = 0.75
+    float fontScale = BASE_DPI / NATIVE_DPI;
+
+    internalScaleWidgetFontSizes(widget, fontScale);
+}
+
+// Depth-first traversal through widget hierarchy.  It is important to do a depth-first
+// traversal because modifying the font size of a parent node can affect children.
+void UIUtil::internalScaleWidgetFontSizes(QWidget* widget, float scale) {
+    for (auto child : widget->findChildren<QWidget*>()) {
+        if (child->parent() == widget) {
+            internalScaleWidgetFontSizes(child, scale);
+        }
+    }
+
+    QFont font = widget->font();
+    font.setPointSizeF(font.pointSizeF() * scale);
+    widget->setFont(font);
+}

interface/src/UIUtil.h

@@ -18,7 +18,10 @@
 class UIUtil {
 public:
     static int getWindowTitleBarHeight(const QWidget* window);
+    static void scaleWidgetFontSizes(QWidget* widget);
 
+private:
+    static void internalScaleWidgetFontSizes(QWidget* widget, float scale);
 };
 
 #endif // hifi_UIUtil_h

interface/src/avatar/Avatar.cpp

@@ -537,18 +537,13 @@ void Avatar::renderBillboard() {
         return;
     }
     if (!_billboardTexture) {
-        QImage image = QImage::fromData(_billboard);
+        // Using a unique URL ensures we don't get another avatar's texture from TextureCache
-        if (image.format() != QImage::Format_ARGB32) {
+        QUrl uniqueUrl = QUrl(QUuid::createUuid().toString());
-            image = image.convertToFormat(QImage::Format_ARGB32);
+        _billboardTexture = DependencyManager::get<TextureCache>()->getTexture(
+            uniqueUrl, DEFAULT_TEXTURE, false, _billboard);
     }
-        _billboardTexture.reset(new Texture());
+    if (!_billboardTexture->isLoaded()) {
-        glBindTexture(GL_TEXTURE_2D, _billboardTexture->getID());
+        return;
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, image.width(), image.height(), 0,
-            GL_BGRA, GL_UNSIGNED_BYTE, image.constBits());
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-    
-    } else {
-        glBindTexture(GL_TEXTURE_2D, _billboardTexture->getID());
     }
     
     glEnable(GL_ALPHA_TEST);
@@ -557,6 +552,8 @@ void Avatar::renderBillboard() {
     glEnable(GL_TEXTURE_2D);
     glDisable(GL_LIGHTING);
 
+    glBindTexture(GL_TEXTURE_2D, _billboardTexture->getID());
+    
     glPushMatrix();
     glTranslatef(_position.x, _position.y, _position.z);
     

interface/src/avatar/Avatar.h

@@ -234,7 +234,7 @@ protected:
 private:
 
     bool _initialized;
-    QScopedPointer<Texture> _billboardTexture;
+    NetworkTexturePointer _billboardTexture;
     bool _shouldRenderBillboard;
     bool _isLookAtTarget;
 

interface/src/avatar/Head.cpp

@@ -80,13 +80,8 @@ void Head::simulate(float deltaTime, bool isMine, bool billboard) {
         // Only use face trackers when not playing back a recording.
         if (!myAvatar->isPlaying()) {
             FaceTracker* faceTracker = Application::getInstance()->getActiveFaceTracker();
-            auto dde = DependencyManager::get<DdeFaceTracker>();
+            _isFaceTrackerConnected = faceTracker != NULL;
-            auto faceshift = DependencyManager::get<Faceshift>();
+            if (_isFaceTrackerConnected) {
-            
-            if ((_isFaceshiftConnected = (faceshift == faceTracker))) {
-                _blendshapeCoefficients = faceTracker->getBlendshapeCoefficients();
-            } else if (dde->isActive()) {
-                faceTracker = dde.data();
                 _blendshapeCoefficients = faceTracker->getBlendshapeCoefficients();
             }
         }
@@ -109,7 +104,7 @@ void Head::simulate(float deltaTime, bool isMine, bool billboard) {
         _longTermAverageLoudness = glm::mix(_longTermAverageLoudness, _averageLoudness, glm::min(deltaTime / AUDIO_LONG_TERM_AVERAGING_SECS, 1.0f));
     }
     
-    if (!(_isFaceshiftConnected || billboard)) {
+    if (!(_isFaceTrackerConnected || billboard)) {
         // Update eye saccades
         const float AVERAGE_MICROSACCADE_INTERVAL = 0.50f;
         const float AVERAGE_SACCADE_INTERVAL = 4.0f;

interface/src/devices/DdeFaceTracker.cpp

@@ -44,58 +44,40 @@ struct Packet{
 };
 
 DdeFaceTracker::DdeFaceTracker() :
-_lastReceiveTimestamp(0),
+    DdeFaceTracker(QHostAddress::Any, DDE_FEATURE_POINT_SERVER_PORT)
-_reset(false),
+{
-_leftBlinkIndex(0), // see http://support.faceshift.com/support/articles/35129-export-of-blendshapes
+
-_rightBlinkIndex(1),
+}
-_leftEyeOpenIndex(8),
+
-_rightEyeOpenIndex(9),
+DdeFaceTracker::DdeFaceTracker(const QHostAddress& host, quint16 port) :
-_browDownLeftIndex(14),
+    _lastReceiveTimestamp(0),
-_browDownRightIndex(15),
+    _reset(false),
-_browUpCenterIndex(16),
+    _leftBlinkIndex(0), // see http://support.faceshift.com/support/articles/35129-export-of-blendshapes
-_browUpLeftIndex(17),
+    _rightBlinkIndex(1),
-_browUpRightIndex(18),
+    _leftEyeOpenIndex(8),
-_mouthSmileLeftIndex(28),
+    _rightEyeOpenIndex(9),
-_mouthSmileRightIndex(29),
+    _browDownLeftIndex(14),
-_jawOpenIndex(21)
+    _browDownRightIndex(15),
+    _browUpCenterIndex(16),
+    _browUpLeftIndex(17),
+    _browUpRightIndex(18),
+    _mouthSmileLeftIndex(28),
+    _mouthSmileRightIndex(29),
+    _jawOpenIndex(21),
+    _host(host),
+    _port(port)
 {
     _blendshapeCoefficients.resize(NUM_EXPRESSION);
     
     connect(&_udpSocket, SIGNAL(readyRead()), SLOT(readPendingDatagrams()));
     connect(&_udpSocket, SIGNAL(error(QAbstractSocket::SocketError)), SLOT(socketErrorOccurred(QAbstractSocket::SocketError)));
     connect(&_udpSocket, SIGNAL(stateChanged(QAbstractSocket::SocketState)), SLOT(socketStateChanged(QAbstractSocket::SocketState)));
-    
-    bindTo(DDE_FEATURE_POINT_SERVER_PORT);
-}
-
-DdeFaceTracker::DdeFaceTracker(const QHostAddress& host, quint16 port) :
-_lastReceiveTimestamp(0),
-_reset(false),
-_leftBlinkIndex(0), // see http://support.faceshift.com/support/articles/35129-export-of-blendshapes
-_rightBlinkIndex(1),
-_leftEyeOpenIndex(8),
-_rightEyeOpenIndex(9),
-_browDownLeftIndex(14),
-_browDownRightIndex(15),
-_browUpCenterIndex(16),
-_browUpLeftIndex(17),
-_browUpRightIndex(18),
-_mouthSmileLeftIndex(28),
-_mouthSmileRightIndex(29),
-_jawOpenIndex(21)
-{
-    _blendshapeCoefficients.resize(NUM_EXPRESSION);
-    
-    connect(&_udpSocket, SIGNAL(readyRead()), SLOT(readPendingDatagrams()));
-    connect(&_udpSocket, SIGNAL(error(QAbstractSocket::SocketError)), SLOT(socketErrorOccurred(QAbstractSocket::SocketError)));
-    connect(&_udpSocket, SIGNAL(stateChanged(QAbstractSocket::SocketState)), SIGNAL(socketStateChanged(QAbstractSocket::SocketState)));
-    
-    bindTo(host, port);
 }
 
 DdeFaceTracker::~DdeFaceTracker() {
-    if(_udpSocket.isOpen())
+    if (_udpSocket.isOpen()) {
         _udpSocket.close();
+    }
 }
 
 void DdeFaceTracker::init() {
@@ -110,15 +92,12 @@ void DdeFaceTracker::update() {
     
 }
 
-void DdeFaceTracker::bindTo(quint16 port) {
+void DdeFaceTracker::setEnabled(bool enabled) {
-    bindTo(QHostAddress::Any, port);
+    // isOpen() does not work as one might expect on QUdpSocket; don't test isOpen() before closing socket.
-}
-
-void DdeFaceTracker::bindTo(const QHostAddress& host, quint16 port) {
-    if(_udpSocket.isOpen()) {
     _udpSocket.close();
+    if (enabled) {
+        _udpSocket.bind(_host, _port);
     }
-    _udpSocket.bind(host, port);
 }
 
 bool DdeFaceTracker::isActive() const {
@@ -135,7 +114,7 @@ void DdeFaceTracker::socketStateChanged(QAbstractSocket::SocketState socketState
     QString state;
     switch(socketState) {
         case QAbstractSocket::BoundState:
-            state = "Bounded";
+            state = "Bound";
             break;
         case QAbstractSocket::ClosingState:
             state = "Closing";
@@ -156,7 +135,7 @@ void DdeFaceTracker::socketStateChanged(QAbstractSocket::SocketState socketState
             state = "Unconnected";
             break;
     }
-    qDebug() << "[Info] DDE Face Tracker Socket: " << socketState;
+    qDebug() << "[Info] DDE Face Tracker Socket: " << state;
 }
 
 void DdeFaceTracker::readPendingDatagrams() {

interface/src/devices/DdeFaceTracker.h

@@ -28,9 +28,6 @@ public:
     void reset();
     void update();
     
-    //sockets
-    void bindTo(quint16 port);
-    void bindTo(const QHostAddress& host, quint16 port);
     bool isActive() const;
     
     float getLeftBlink() const { return getBlendshapeCoefficient(_leftBlinkIndex); }
@@ -48,6 +45,9 @@ public:
     float getMouthSmileLeft() const { return getBlendshapeCoefficient(_mouthSmileLeftIndex); }
     float getMouthSmileRight() const { return getBlendshapeCoefficient(_mouthSmileRightIndex); }
 
+public slots:
+    void setEnabled(bool enabled);
+
 private slots:
     
     //sockets
@@ -60,6 +60,9 @@ private:
     DdeFaceTracker(const QHostAddress& host, quint16 port);
     ~DdeFaceTracker();
 
+    QHostAddress _host;
+    quint16 _port;
+    
     float getBlendshapeCoefficient(int index) const;
     void decodePacket(const QByteArray& buffer);
     

interface/src/devices/SixenseManager.cpp

@@ -260,6 +260,18 @@ void SixenseManager::update(float deltaTime) {
             float sign = (i == 0) ? -1.0f : 1.0f;
             rotation *= glm::angleAxis(sign * PI/4.0f, glm::vec3(0.0f, 0.0f, 1.0f));
             
+            //  Angular Velocity of Palm
+            glm::quat deltaRotation = rotation * glm::inverse(palm->getRawRotation());
+            glm::vec3 angularVelocity(0.0f);
+            float rotationAngle = glm::angle(deltaRotation);
+            if ((rotationAngle > EPSILON) && (deltaTime > 0.0f)) {
+                angularVelocity = glm::normalize(glm::axis(deltaRotation));
+                angularVelocity *= (rotationAngle / deltaTime);
+                palm->setRawAngularVelocity(angularVelocity);
+            } else {
+                palm->setRawAngularVelocity(glm::vec3(0.0f));
+            }
+            
             if (_lowVelocityFilter) {
                 //  Use a velocity sensitive filter to damp small motions and preserve large ones with
                 //  no latency.

interface/src/devices/Visage.cpp

@@ -174,7 +174,8 @@ void Visage::reset() {
 void Visage::updateEnabled() {
     setEnabled(Menu::getInstance()->isOptionChecked(MenuOption::Visage) &&
         !(Menu::getInstance()->isOptionChecked(MenuOption::Faceshift) &&
-            DependencyManager::get<Faceshift>()->isConnectedOrConnecting()));
+            DependencyManager::get<Faceshift>()->isConnectedOrConnecting()) &&
+        !Menu::getInstance()->isOptionChecked(MenuOption::DDEFaceRegression));
 }
 
 void Visage::setEnabled(bool enabled) {

interface/src/scripting/ControllerScriptingInterface.cpp

@@ -209,6 +209,21 @@ glm::quat ControllerScriptingInterface::getSpatialControlRawRotation(int control
     return glm::quat(); // bad index
 }
     
+glm::vec3 ControllerScriptingInterface::getSpatialControlRawAngularVelocity(int controlIndex) const {
+    int palmIndex = controlIndex / NUMBER_OF_SPATIALCONTROLS_PER_PALM;
+    int controlOfPalm = controlIndex % NUMBER_OF_SPATIALCONTROLS_PER_PALM;
+    const PalmData* palmData = getActivePalm(palmIndex);
+    if (palmData) {
+        switch (controlOfPalm) {
+            case PALM_SPATIALCONTROL:
+                return palmData->getRawAngularVelocity();
+            case TIP_SPATIALCONTROL:
+                return palmData->getRawAngularVelocity();  //  Tip = palm angular velocity        
+        }
+    }
+    return glm::vec3(0); // bad index
+}
+
 glm::vec3 ControllerScriptingInterface::getSpatialControlNormal(int controlIndex) const {
     int palmIndex = controlIndex / NUMBER_OF_SPATIALCONTROLS_PER_PALM;
     int controlOfPalm = controlIndex % NUMBER_OF_SPATIALCONTROLS_PER_PALM;

interface/src/scripting/ControllerScriptingInterface.h

@@ -96,6 +96,7 @@ public slots:
     virtual glm::vec3 getSpatialControlVelocity(int controlIndex) const;
     virtual glm::vec3 getSpatialControlNormal(int controlIndex) const;
     virtual glm::quat getSpatialControlRawRotation(int controlIndex) const;
+    virtual glm::vec3 getSpatialControlRawAngularVelocity(int controlIndex) const;
     virtual void captureKeyEvents(const KeyEvent& event);
     virtual void releaseKeyEvents(const KeyEvent& event);
 

interface/src/scripting/HMDScriptingInterface.cpp

@@ -48,7 +48,6 @@ QScriptValue HMDScriptingInterface::getHUDLookAtPosition2D(QScriptContext* conte
 
 QScriptValue HMDScriptingInterface::getHUDLookAtPosition3D(QScriptContext* context, QScriptEngine* engine) {
     glm::vec3 result;
-    HMDScriptingInterface* hmdInterface = &HMDScriptingInterface::getInstance();
     if ((&HMDScriptingInterface::getInstance())->getHUDLookAtPosition3D(result)) {
         return qScriptValueFromValue<glm::vec3>(engine, result);
     }

interface/src/ui/ApplicationOverlay.cpp

@@ -136,10 +136,10 @@ ApplicationOverlay::ApplicationOverlay() :
     _textureFov(glm::radians(DEFAULT_OCULUS_UI_ANGULAR_SIZE)),
     _textureAspectRatio(1.0f),
     _lastMouseMove(0),
+    _magnifier(true),
     _alpha(1.0f),
     _oculusUIRadius(1.0f),
     _crosshairTexture(0),
-    _magnifier(true),
     _previousBorderWidth(-1),
     _previousBorderHeight(-1),
     _previousMagnifierBottomLeft(),

interface/src/ui/LoginDialog.cpp

@@ -21,6 +21,7 @@
 #include "AccountManager.h"
 #include "ui_loginDialog.h"
 #include "LoginDialog.h"
+#include "UIUtil.h"
 
 const QString FORGOT_PASSWORD_URL = "https://metaverse.highfidelity.io/users/password/new";
 
@@ -42,6 +43,8 @@ LoginDialog::LoginDialog(QWidget* parent) :
     connect(_ui->closeButton, &QPushButton::clicked,
             this, &LoginDialog::close);
 
+    UIUtil::scaleWidgetFontSizes(this);
+
     // Initialize toggle connection
     toggleQAction();
 };

interface/src/ui/PreferencesDialog.cpp

@@ -10,6 +10,7 @@
 //
 
 #include <QFileDialog>
+#include <QFont>
 
 #include <AudioClient.h>
 #include <avatar/AvatarManager.h>
@@ -23,6 +24,7 @@
 #include "PreferencesDialog.h"
 #include "Snapshot.h"
 #include "UserActivityLogger.h"
+#include "UIUtil.h"
 
 const int PREFERENCES_HEIGHT_PADDING = 20;
 
@@ -46,6 +48,8 @@ PreferencesDialog::PreferencesDialog(QWidget* parent) :
     // move dialog to left side
     move(parentWidget()->geometry().topLeft());
     setFixedHeight(parentWidget()->size().height() - PREFERENCES_HEIGHT_PADDING);
+
+    UIUtil::scaleWidgetFontSizes(this);
 }
 
 void PreferencesDialog::accept() {

interface/src/ui/RunningScriptsWidget.cpp

@@ -64,6 +64,8 @@ RunningScriptsWidget::RunningScriptsWidget(QWidget* parent) :
     connect(ui->loadScriptFromURLButton, &QPushButton::clicked,
             Application::getInstance(), &Application::loadScriptURLDialog);
     connect(&_signalMapper, SIGNAL(mapped(QString)), Application::getInstance(), SLOT(stopScript(const QString&)));
+
+    UIUtil::scaleWidgetFontSizes(this);
 }
 
 RunningScriptsWidget::~RunningScriptsWidget() {
@@ -103,6 +105,7 @@ void RunningScriptsWidget::setRunningScripts(const QStringList& list) {
             hash.insert(list.at(i), 1);
         }
         QWidget* row = new QWidget(ui->scriptListWidget);
+        row->setFont(ui->scriptListWidget->font());
         row->setLayout(new QHBoxLayout(row));
 
         QUrl url = QUrl(list.at(i));

interface/ui/preferencesDialog.ui

@@ -28,15 +28,26 @@
     <height>16777215</height>
    </size>
   </property>
-  <widget class="QScrollArea" name="scrollArea">
+  <property name="font">
-   <property name="geometry">
+   <font>
-    <rect>
+    <pointsize>13</pointsize>
-     <x>0</x>
+   </font>
-     <y>0</y>
-     <width>500</width>
-     <height>491</height>
-    </rect>
   </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="leftMargin">
+    <number>0</number>
+   </property>
+   <property name="topMargin">
+    <number>0</number>
+   </property>
+   <property name="rightMargin">
+    <number>0</number>
+   </property>
+   <property name="bottomMargin">
+    <number>0</number>
+   </property>
+   <item>
+    <widget class="QScrollArea" name="scrollArea">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
        <horstretch>0</horstretch>
@@ -59,9 +70,9 @@
       <property name="geometry">
        <rect>
         <x>0</x>
-      <y>-825</y>
+        <y>-107</y>
         <width>485</width>
-      <height>1611</height>
+        <height>1550</height>
        </rect>
       </property>
       <layout class="QVBoxLayout" name="verticalLayout_2">
@@ -80,20 +91,24 @@
        <property name="bottomMargin">
         <number>30</number>
        </property>
+       <item>
+        <spacer name="verticalSpacer_3">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
        <item>
         <widget class="QLabel" name="label_11">
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>40</height>
-        </size>
-       </property>
-       <property name="baseSize">
-        <size>
-         <width>0</width>
-         <height>40</height>
-        </size>
-       </property>
          <property name="font">
           <font>
            <family>Arial</family>
@@ -103,7 +118,7 @@
           </font>
          </property>
          <property name="styleSheet">
-        <string notr="true">color:#29967e</string>
+          <string notr="true">color:#29967e;</string>
          </property>
          <property name="text">
           <string>Avatar basics</string>
@@ -111,29 +126,24 @@
          <property name="alignment">
           <set>Qt::AlignBottom|Qt::AlignLeading|Qt::AlignLeft</set>
          </property>
-       <property name="margin">
-        <number>0</number>
-       </property>
         </widget>
        </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_5">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QLabel" name="avatarDisplayLabel">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>28</height>
-        </size>
-       </property>
            <property name="font">
             <font>
              <family>Arial</family>
-         <pointsize>14</pointsize>
             </font>
            </property>
            <property name="text">
@@ -147,20 +157,19 @@
            </property>
           </widget>
          </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_17">
+           <property name="topMargin">
+            <number>4</number>
+           </property>
+           <property name="rightMargin">
+            <number>140</number>
+           </property>
+           <property name="bottomMargin">
+            <number>4</number>
+           </property>
            <item>
             <widget class="QLineEdit" name="displayNameEdit">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>280</width>
-         <height>0</height>
-        </size>
-       </property>
              <property name="font">
               <font>
                <family>Arial</family>
@@ -169,32 +178,31 @@
              <property name="layoutDirection">
               <enum>Qt::LeftToRight</enum>
              </property>
-       <property name="styleSheet">
-        <string notr="true"/>
-       </property>
              <property name="placeholderText">
               <string>Not showing a name</string>
              </property>
             </widget>
            </item>
+          </layout>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_4">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QLabel" name="headLabel">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>28</height>
-        </size>
-       </property>
            <property name="font">
             <font>
              <family>Arial</family>
-         <pointsize>14</pointsize>
             </font>
            </property>
            <property name="text">
@@ -203,9 +211,6 @@
            <property name="alignment">
             <set>Qt::AlignBottom|Qt::AlignLeading|Qt::AlignLeft</set>
            </property>
-       <property name="margin">
-        <number>0</number>
-       </property>
            <property name="buddy">
             <cstring>snapshotLocationEdit</cstring>
            </property>
@@ -213,15 +218,11 @@
          </item>
          <item>
           <layout class="QHBoxLayout" name="horizontalLayout">
-       <item>
+           <property name="spacing">
-        <widget class="QLineEdit" name="faceURLEdit">
+            <number>0</number>
-         <property name="sizePolicy">
-          <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
-           <horstretch>0</horstretch>
-           <verstretch>0</verstretch>
-          </sizepolicy>
            </property>
-        </widget>
+           <item>
+            <widget class="QLineEdit" name="faceURLEdit"/>
            </item>
            <item>
             <spacer name="horizontalSpacer">
@@ -259,24 +260,24 @@
            </item>
           </layout>
          </item>
+        </layout>
+       </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_3">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QLabel" name="headLabel_2">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>28</height>
-        </size>
-       </property>
            <property name="font">
             <font>
              <family>Arial</family>
-         <pointsize>14</pointsize>
             </font>
            </property>
            <property name="text">
@@ -292,6 +293,9 @@
          </item>
          <item>
           <layout class="QHBoxLayout" name="horizontalLayout_7">
+           <property name="spacing">
+            <number>0</number>
+           </property>
            <item>
             <widget class="QLineEdit" name="skeletonURLEdit">
              <property name="minimumSize">
@@ -338,20 +342,26 @@
            </item>
           </layout>
          </item>
+        </layout>
+       </item>
        <item>
-      <widget class="QLabel" name="avatarTitleLabel_2">
+        <spacer name="verticalSpacer_2">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="avatarTitleLabel_2">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -371,24 +381,22 @@
          </property>
         </widget>
        </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_6">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
          <item>
           <widget class="QLabel" name="headLabel_3">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>22</height>
-        </size>
-       </property>
            <property name="font">
             <font>
              <family>Arial</family>
-         <pointsize>13</pointsize>
             </font>
            </property>
            <property name="text">
@@ -407,14 +415,11 @@
          </item>
          <item>
           <layout class="QHBoxLayout" name="horizontalLayout_1">
+           <property name="spacing">
+            <number>0</number>
+           </property>
            <item>
             <widget class="QLineEdit" name="snapshotLocationEdit">
-         <property name="sizePolicy">
-          <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
-           <horstretch>0</horstretch>
-           <verstretch>0</verstretch>
-          </sizepolicy>
-         </property>
              <property name="font">
               <font>
                <family>Arial</family>
@@ -458,20 +463,26 @@
            </item>
           </layout>
          </item>
+        </layout>
+       </item>
        <item>
-      <widget class="QLabel" name="avatarTitleLabel_3">
+        <spacer name="verticalSpacer_4">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="avatarTitleLabel_3">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -491,24 +502,22 @@
          </property>
         </widget>
        </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_7">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
          <item>
           <widget class="QLabel" name="headLabel_4">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>22</height>
-        </size>
-       </property>
            <property name="font">
             <font>
              <family>Arial</family>
-         <pointsize>13</pointsize>
             </font>
            </property>
            <property name="text">
@@ -527,6 +536,9 @@
          </item>
          <item>
           <layout class="QHBoxLayout" name="horizontalLayout_11">
+           <property name="spacing">
+            <number>0</number>
+           </property>
            <item>
             <widget class="QLineEdit" name="scriptsLocationEdit">
              <property name="sizePolicy">
@@ -578,6 +590,8 @@
            </item>
           </layout>
          </item>
+        </layout>
+       </item>
        <item>
         <widget class="QPushButton" name="buttonReloadDefaultScripts">
          <property name="sizePolicy">
@@ -609,19 +623,23 @@
         </widget>
        </item>
        <item>
-      <widget class="QLabel" name="privacyLabel">
+        <spacer name="verticalSpacer_5">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="privacyLabel">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -684,19 +702,23 @@
         </widget>
        </item>
        <item>
-      <widget class="QLabel" name="avatarTitleLabel">
+        <spacer name="verticalSpacer_8">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="avatarTitleLabel">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -1273,19 +1295,23 @@
         </layout>
        </item>
        <item>
-      <widget class="QLabel" name="octreeTitleLabel_2">
+        <spacer name="verticalSpacer_9">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="octreeTitleLabel_2">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -1305,20 +1331,16 @@
          </property>
         </widget>
        </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_14">
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QCheckBox" name="dynamicJitterBuffersCheckBox">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>40</height>
-        </size>
-       </property>
            <property name="baseSize">
             <size>
              <width>0</width>
@@ -1335,6 +1357,8 @@
            </property>
           </widget>
          </item>
+        </layout>
+       </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_8">
          <property name="spacing">
@@ -1493,20 +1517,16 @@
          </item>
         </layout>
        </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_18">
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QCheckBox" name="useStdevForJitterCalcCheckBox">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>40</height>
-        </size>
-       </property>
            <property name="baseSize">
             <size>
              <width>0</width>
@@ -1529,6 +1549,8 @@
            </property>
           </widget>
          </item>
+        </layout>
+       </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_20">
          <property name="spacing">
@@ -1793,20 +1815,16 @@
          </item>
         </layout>
        </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_19">
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QCheckBox" name="repetitionWithFadeCheckBox">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>32</width>
-         <height>40</height>
-        </size>
-       </property>
            <property name="baseSize">
             <size>
              <width>0</width>
@@ -1829,6 +1847,8 @@
            </property>
           </widget>
          </item>
+        </layout>
+       </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_23">
          <property name="spacing">
@@ -1917,20 +1937,16 @@
          </item>
         </layout>
        </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_24">
+         <property name="topMargin">
+          <number>7</number>
+         </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
          <item>
           <widget class="QCheckBox" name="outputStarveDetectionCheckBox">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>32</width>
-         <height>40</height>
-        </size>
-       </property>
            <property name="baseSize">
             <size>
              <width>0</width>
@@ -1953,6 +1969,8 @@
            </property>
           </widget>
          </item>
+        </layout>
+       </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_27">
          <property name="spacing">
@@ -2130,19 +2148,23 @@
         </layout>
        </item>
        <item>
-      <widget class="QLabel" name="octreeTitleLabel">
+        <spacer name="verticalSpacer_7">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="octreeTitleLabel">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -2239,19 +2261,23 @@
         </layout>
        </item>
        <item>
-      <widget class="QLabel" name="oculusRiftTitleLabel">
+        <spacer name="verticalSpacer">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="oculusRiftTitleLabel">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -2348,19 +2374,23 @@
         </layout>
        </item>
        <item>
-      <widget class="QLabel" name="sixenseControllersTitleLabel">
+        <spacer name="verticalSpacer_6">
-       <property name="sizePolicy">
+         <property name="orientation">
-        <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+          <enum>Qt::Vertical</enum>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
          </property>
-       <property name="minimumSize">
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
           <size>
-         <width>0</width>
+           <width>20</width>
-         <height>40</height>
+           <height>20</height>
           </size>
          </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QLabel" name="sixenseControllersTitleLabel">
          <property name="font">
           <font>
            <family>Arial</family>
@@ -2381,13 +2411,15 @@
         </widget>
        </item>
        <item>
-      <widget class="QCheckBox" name="invertSixenseButtonsCheckBox">
+        <layout class="QHBoxLayout" name="horizontalLayout_26">
-       <property name="minimumSize">
+         <property name="topMargin">
-        <size>
+          <number>7</number>
-         <width>0</width>
-         <height>35</height>
-        </size>
          </property>
+         <property name="bottomMargin">
+          <number>7</number>
+         </property>
+         <item>
+          <widget class="QCheckBox" name="invertSixenseButtonsCheckBox">
            <property name="baseSize">
             <size>
              <width>0</width>
@@ -2410,6 +2442,8 @@
            </property>
           </widget>
          </item>
+        </layout>
+       </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_16">
          <property name="spacing">
@@ -2486,30 +2520,17 @@
       </layout>
      </widget>
     </widget>
+   </item>
+   <item>
     <widget class="QFrame" name="buttonsPanel">
-   <property name="geometry">
-    <rect>
-     <x>0</x>
-     <y>490</y>
-     <width>501</width>
-     <height>50</height>
-    </rect>
-   </property>
      <property name="frameShape">
       <enum>QFrame::NoFrame</enum>
      </property>
      <property name="frameShadow">
       <enum>QFrame::Raised</enum>
      </property>
-   <widget class="QWidget" name="horizontalLayoutWidget">
+     <layout class="QHBoxLayout" name="horizontalLayout_12">
-    <property name="geometry">
+      <item>
-     <rect>
-      <x>0</x>
-      <y>0</y>
-      <width>491</width>
-      <height>41</height>
-     </rect>
-    </property>
        <layout class="QHBoxLayout" name="buttonsHBox_2">
         <item>
          <spacer name="horizontalSpacer_14">
@@ -2558,8 +2579,11 @@
          </widget>
         </item>
        </layout>
+      </item>
+     </layout>
     </widget>
-  </widget>
+   </item>
+  </layout>
  </widget>
  <resources/>
  <connections>

interface/ui/runningScriptsWidget.ui

@@ -10,6 +10,12 @@
     <height>728</height>
    </rect>
   </property>
+  <property name="font">
+   <font>
+    <family>Helvetica,Arial,sans-serif</family>
+    <pointsize>13</pointsize>
+   </font>
+  </property>
   <property name="windowTitle">
    <string>Running Scripts</string>
   </property>
@@ -31,6 +37,12 @@
        <height>141</height>
       </size>
      </property>
+     <property name="font">
+      <font>
+       <family>Helvetica,Arial,sans-serif</family>
+       <pointsize>13</pointsize>
+      </font>
+     </property>
      <layout class="QVBoxLayout" name="verticalLayout_4">
       <property name="spacing">
        <number>0</number>
@@ -113,6 +125,12 @@ font: bold 16pt;
           <verstretch>0</verstretch>
          </sizepolicy>
         </property>
+        <property name="font">
+         <font>
+          <family>Helvetica,Arial,sans-serif</family>
+          <pointsize>13</pointsize>
+         </font>
+        </property>
         <property name="styleSheet">
          <string notr="true">reloadStopButtonArea { padding: 0 }</string>
         </property>
@@ -131,6 +149,12 @@ font: bold 16pt;
          </property>
          <item>
           <widget class="QPushButton" name="reloadAllButton">
+           <property name="font">
+            <font>
+             <family>Helvetica,Arial,sans-serif</family>
+             <pointsize>13</pointsize>
+            </font>
+           </property>
            <property name="text">
             <string>Reload all</string>
            </property>
@@ -138,6 +162,12 @@ font: bold 16pt;
          </item>
          <item>
           <widget class="QPushButton" name="stopAllButton">
+           <property name="font">
+            <font>
+             <family>Helvetica,Arial,sans-serif</family>
+             <pointsize>13</pointsize>
+            </font>
+           </property>
            <property name="text">
             <string>Stop all</string>
            </property>
@@ -167,6 +197,12 @@ font: bold 16pt;
           <verstretch>0</verstretch>
          </sizepolicy>
         </property>
+        <property name="font">
+         <font>
+          <family>Helvetica,Arial,sans-serif</family>
+          <pointsize>13</pointsize>
+         </font>
+        </property>
         <layout class="QVBoxLayout" name="verticalLayout_8">
          <property name="spacing">
           <number>0</number>
@@ -191,8 +227,14 @@ font: bold 16pt;
              <verstretch>0</verstretch>
             </sizepolicy>
            </property>
+           <property name="font">
+            <font>
+             <family>Helvetica,Arial,sans-serif</family>
+             <pointsize>14</pointsize>
+            </font>
+           </property>
            <property name="styleSheet">
-            <string notr="true">font: 14pt; color: #5f5f5f; margin: 2px;</string>
+            <string notr="true">color: #5f5f5f; margin: 2px;</string>
            </property>
            <property name="text">
             <string>There are no scripts running.</string>
@@ -255,12 +297,15 @@ font: bold 16pt;
               <verstretch>0</verstretch>
              </sizepolicy>
             </property>
+            <property name="font">
+             <font>
+              <family>Helvetica,Arial,sans-serif</family>
+              <pointsize>14</pointsize>
+             </font>
+            </property>
             <property name="layoutDirection">
              <enum>Qt::LeftToRight</enum>
             </property>
-            <property name="styleSheet">
-             <string notr="true">font-size: 14pt;</string>
-            </property>
             <layout class="QVBoxLayout" name="verticalLayout_3">
              <property name="spacing">
               <number>0</number>
@@ -279,6 +324,12 @@ font: bold 16pt;
              </property>
              <item>
               <widget class="QWidget" name="scriptListWidget" native="true">
+               <property name="font">
+                <font>
+                 <family>Helvetica,Arial,sans-serif</family>
+                 <pointsize>14</pointsize>
+                </font>
+               </property>
                <layout class="QVBoxLayout" name="verticalLayout_5">
                 <property name="spacing">
                  <number>0</number>
@@ -300,8 +351,14 @@ font: bold 16pt;
              </item>
              <item>
               <widget class="QLabel" name="tipLabel">
+               <property name="font">
+                <font>
+                 <family>Helvetica,Arial,sans-serif</family>
+                 <pointsize>14</pointsize>
+                </font>
+               </property>
                <property name="styleSheet">
-                <string notr="true">font: 14pt; color: #5f5f5f; margin: 2px;</string>
+                <string notr="true">color: #5f5f5f; margin: 2px;</string>
                </property>
                <property name="text">
                 <string>Tip</string>

libraries/audio-client/src/AudioClient.cpp

@@ -85,16 +85,9 @@ AudioClient::AudioClient() :
     _isStereoInput(false),
     _outputStarveDetectionStartTimeMsec(0),
     _outputStarveDetectionCount(0),
-    _outputBufferSizeFrames("audioOutputBufferSize",
+    _outputBufferSizeFrames("audioOutputBufferSize", DEFAULT_AUDIO_OUTPUT_BUFFER_SIZE_FRAMES),
-                            DEFAULT_MAX_FRAMES_OVER_DESIRED),
-#ifdef Q_OS_ANDROID
-    _outputStarveDetectionEnabled("audioOutputStarveDetectionEnabled",
-                                  false),
-#else
     _outputStarveDetectionEnabled("audioOutputStarveDetectionEnabled",
                                   DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_ENABLED),
-#endif
-
     _outputStarveDetectionPeriodMsec("audioOutputStarveDetectionPeriod",
                                      DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_PERIOD),
     _outputStarveDetectionThreshold("audioOutputStarveDetectionThreshold",
@@ -1090,19 +1083,23 @@ void AudioClient::outputNotify() {
     if (recentUnfulfilled > 0) {
         if (_outputStarveDetectionEnabled.get()) {
             quint64 now = usecTimestampNow() / 1000;
-            quint64 dt = now - _outputStarveDetectionStartTimeMsec;
+            int dt = (int)(now - _outputStarveDetectionStartTimeMsec);
             if (dt > _outputStarveDetectionPeriodMsec.get()) {
                 _outputStarveDetectionStartTimeMsec = now;
                 _outputStarveDetectionCount = 0;
             } else {
                 _outputStarveDetectionCount += recentUnfulfilled;
                 if (_outputStarveDetectionCount > _outputStarveDetectionThreshold.get()) {
-                    int newOutputBufferSizeFrames = _outputBufferSizeFrames.get() + 1;
-                    qDebug() << "Starve detection threshold met, increasing buffer size to " << newOutputBufferSizeFrames;
-                    setOutputBufferSize(newOutputBufferSizeFrames);
-
                     _outputStarveDetectionStartTimeMsec = now;
                     _outputStarveDetectionCount = 0;
+
+                    int oldOutputBufferSizeFrames = _outputBufferSizeFrames.get();
+                    int newOutputBufferSizeFrames = oldOutputBufferSizeFrames + 1;
+                    setOutputBufferSize(newOutputBufferSizeFrames);
+                    newOutputBufferSizeFrames = _outputBufferSizeFrames.get();
+                    if (newOutputBufferSizeFrames > oldOutputBufferSizeFrames) {
+                        qDebug() << "Starve detection threshold met, increasing buffer size to " << newOutputBufferSizeFrames;
+                    }
                 }
             }
         }

libraries/audio-client/src/AudioClient.h

@@ -57,7 +57,11 @@ static const int NUM_AUDIO_CHANNELS = 2;
 static const int DEFAULT_AUDIO_OUTPUT_BUFFER_SIZE_FRAMES = 3;
 static const int MIN_AUDIO_OUTPUT_BUFFER_SIZE_FRAMES = 1;
 static const int MAX_AUDIO_OUTPUT_BUFFER_SIZE_FRAMES = 20;
-static const int DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_ENABLED = true;
+#if defined(Q_OS_ANDROID) || defined(Q_OS_WIN) 
+    static const int DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_ENABLED = false;
+#else
+    static const int DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_ENABLED = true;
+#endif
 static const int DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_THRESHOLD = 3;
 static const quint64 DEFAULT_AUDIO_OUTPUT_STARVE_DETECTION_PERIOD = 10 * 1000; // 10 Seconds
 

libraries/avatars/src/AvatarData.cpp

@@ -44,7 +44,7 @@ AvatarData::AvatarData() :
     _handState(0),
     _keyState(NO_KEY_DOWN),
     _isChatCirclingEnabled(false),
-    _forceFaceshiftConnected(false),
+    _forceFaceTrackerConnected(false),
     _hasNewJointRotations(true),
     _headData(NULL),
     _handData(NULL),
@@ -136,8 +136,8 @@ QByteArray AvatarData::toByteArray() {
     if (!_headData) {
         _headData = new HeadData(this);
     }
-    if (_forceFaceshiftConnected) {
+    if (_forceFaceTrackerConnected) {
-        _headData->_isFaceshiftConnected = true;
+        _headData->_isFaceTrackerConnected = true;
     }
     
     QByteArray avatarDataByteArray;
@@ -191,7 +191,7 @@ QByteArray AvatarData::toByteArray() {
         setAtBit(bitItems, HAND_STATE_FINGER_POINTING_BIT);
     }
     // faceshift state
-    if (_headData->_isFaceshiftConnected) {
+    if (_headData->_isFaceTrackerConnected) {
         setAtBit(bitItems, IS_FACESHIFT_CONNECTED);
     }
     if (_isChatCirclingEnabled) {
@@ -208,7 +208,7 @@ QByteArray AvatarData::toByteArray() {
     }
 
     // If it is connected, pack up the data
-    if (_headData->_isFaceshiftConnected) {
+    if (_headData->_isFaceTrackerConnected) {
         memcpy(destinationBuffer, &_headData->_leftEyeBlink, sizeof(float));
         destinationBuffer += sizeof(float);
 
@@ -417,7 +417,7 @@ int AvatarData::parseDataAtOffset(const QByteArray& packet, int offset) {
         _handState = getSemiNibbleAt(bitItems, HAND_STATE_START_BIT) 
             + (oneAtBit(bitItems, HAND_STATE_FINGER_POINTING_BIT) ? IS_FINGER_POINTING_FLAG : 0);
         
-        _headData->_isFaceshiftConnected = oneAtBit(bitItems, IS_FACESHIFT_CONNECTED);
+        _headData->_isFaceTrackerConnected = oneAtBit(bitItems, IS_FACESHIFT_CONNECTED);
         _isChatCirclingEnabled = oneAtBit(bitItems, IS_CHAT_CIRCLING_ENABLED);
         bool hasReferential = oneAtBit(bitItems, HAS_REFERENTIAL);
         
@@ -436,7 +436,7 @@ int AvatarData::parseDataAtOffset(const QByteArray& packet, int offset) {
         }
     
     
-        if (_headData->_isFaceshiftConnected) {
+        if (_headData->_isFaceTrackerConnected) {
             float leftEyeBlink, rightEyeBlink, averageLoudness, browAudioLift;
             minPossibleSize += sizeof(leftEyeBlink) + sizeof(rightEyeBlink) + sizeof(averageLoudness) + sizeof(browAudioLift);
             minPossibleSize++; // one byte for blendDataSize

libraries/avatars/src/AvatarData.h

@@ -241,7 +241,7 @@ public:
 
     Q_INVOKABLE void setBlendshape(QString name, float val) { _headData->setBlendshape(name, val); }
 
-    void setForceFaceshiftConnected(bool connected) { _forceFaceshiftConnected = connected; }
+    void setForceFaceTrackerConnected(bool connected) { _forceFaceTrackerConnected = connected; }
 
     // key state
     void setKeyState(KeyState s) { _keyState = s; }
@@ -357,7 +357,7 @@ protected:
     KeyState _keyState;
 
     bool _isChatCirclingEnabled;
-    bool _forceFaceshiftConnected;
+    bool _forceFaceTrackerConnected;
     bool _hasNewJointRotations; // set in AvatarData, cleared in Avatar
 
     HeadData* _headData;

libraries/avatars/src/HandData.cpp

@@ -67,7 +67,7 @@ PalmData::PalmData(HandData* owningHandData) :
 _rawRotation(0.0f, 0.0f, 0.0f, 1.0f),
 _rawPosition(0.0f),
 _rawVelocity(0.0f),
-_rotationalVelocity(0.0f),
+_rawAngularVelocity(0.0f),
 _totalPenetration(0.0f),
 _controllerButtons(0),
 _isActive(false),

libraries/avatars/src/HandData.h

@@ -98,6 +98,8 @@ public:
     void setRawPosition(const glm::vec3& pos)  { _rawPosition = pos; }
     void setRawVelocity(const glm::vec3& velocity) { _rawVelocity = velocity; }
     const glm::vec3& getRawVelocity()  const { return _rawVelocity; }
+    void setRawAngularVelocity(const glm::vec3& angularVelocity) { _rawAngularVelocity = angularVelocity; }
+    const glm::vec3& getRawAngularVelocity() const { return _rawAngularVelocity; }
     void addToPosition(const glm::vec3& delta);
 
     void addToPenetration(const glm::vec3& penetration) { _totalPenetration += penetration; }
@@ -148,7 +150,7 @@ private:
     glm::quat _rawRotation;
     glm::vec3 _rawPosition;
     glm::vec3 _rawVelocity;
-    glm::vec3 _rotationalVelocity;
+    glm::vec3 _rawAngularVelocity;
     glm::quat _lastRotation;
     
     glm::vec3 _tipPosition;

libraries/avatars/src/HeadData.cpp

@@ -31,7 +31,7 @@ HeadData::HeadData(AvatarData* owningAvatar) :
     _torsoTwist(0.0f),
     _lookAtPosition(0.0f, 0.0f, 0.0f),
     _audioLoudness(0.0f),
-    _isFaceshiftConnected(false),
+    _isFaceTrackerConnected(false),
     _leftEyeBlink(0.0f),
     _rightEyeBlink(0.0f),
     _averageLoudness(0.0f),

libraries/avatars/src/HeadData.h

@@ -92,7 +92,7 @@ protected:
 
     glm::vec3 _lookAtPosition;
     float _audioLoudness;
-    bool _isFaceshiftConnected;
+    bool _isFaceTrackerConnected;
     float _leftEyeBlink;
     float _rightEyeBlink;
     float _averageLoudness;

libraries/avatars/src/Player.cpp

@@ -110,7 +110,7 @@ void Player::startPlaying() {
         }
         
         // Fake faceshift connection
-        _avatar->setForceFaceshiftConnected(true);
+        _avatar->setForceFaceTrackerConnected(true);
         
         qDebug() << "Recorder::startPlaying()";
         setupAudioThread();
@@ -136,8 +136,8 @@ void Player::stopPlaying() {
     cleanupAudioThread();
     _avatar->clearJointsData();
     
-    // Turn off fake faceshift connection
+    // Turn off fake face tracker connection
-    _avatar->setForceFaceshiftConnected(false);
+    _avatar->setForceFaceTrackerConnected(false);
     
     if (_useAttachments) {
         _avatar->setAttachmentData(_currentContext.attachments);
@@ -255,8 +255,8 @@ void Player::play() {
     
     HeadData* head = const_cast<HeadData*>(_avatar->getHeadData());
     if (head) {
-        // Make sure fake faceshift connection doesn't get turned off
+        // Make sure fake face tracker connection doesn't get turned off
-        _avatar->setForceFaceshiftConnected(true);
+        _avatar->setForceFaceTrackerConnected(true);
         
         QVector<float> blendCoef(currentFrame.getBlendshapeCoefficients().size());
         for (int i = 0; i < currentFrame.getBlendshapeCoefficients().size(); ++i) {

libraries/entities/src/EntityItemProperties.cpp

@@ -10,6 +10,7 @@
 //
 
 #include <QDebug>
+#include <QHash>
 #include <QObject>
 #include <QtCore/QJsonDocument>
 
@@ -170,6 +171,31 @@ void EntityItemProperties::setLastEdited(quint64 usecTime) {
     _lastEdited = usecTime > _created ? usecTime : _created; 
 }
 
+const char* shapeTypeNames[] = {"none", "box", "sphere"};
+
+QHash<QString, ShapeType> stringToShapeTypeLookup;
+
+void buildStringToShapeTypeLookup() {
+    stringToShapeTypeLookup["none"] = SHAPE_TYPE_NONE;
+    stringToShapeTypeLookup["box"] = SHAPE_TYPE_BOX;
+    stringToShapeTypeLookup["sphere"] = SHAPE_TYPE_SPHERE;
+}
+
+QString EntityItemProperties::getShapeTypeAsString() const {
+    return QString(shapeTypeNames[_shapeType]);
+}
+
+void EntityItemProperties::setShapeTypeFromString(const QString& shapeName) {
+    if (stringToShapeTypeLookup.empty()) {
+        buildStringToShapeTypeLookup();
+    }
+    auto shapeTypeItr = stringToShapeTypeLookup.find(shapeName.toLower());
+    if (shapeTypeItr != stringToShapeTypeLookup.end()) {
+        _shapeType = shapeTypeItr.value();
+        _shapeTypeChanged = true;
+    }
+}
+
 EntityPropertyFlags EntityItemProperties::getChangedProperties() const {
     EntityPropertyFlags changedProperties;
     
@@ -270,7 +296,7 @@ QScriptValue EntityItemProperties::copyToScriptValue(QScriptEngine* engine) cons
     COPY_PROPERTY_TO_QSCRIPTVALUE(lineHeight);
     COPY_PROPERTY_TO_QSCRIPTVALUE_COLOR_GETTER(textColor, getTextColor());
     COPY_PROPERTY_TO_QSCRIPTVALUE_COLOR_GETTER(backgroundColor, getBackgroundColor());
-    COPY_PROPERTY_TO_QSCRIPTVALUE(shapeType);
+    COPY_PROPERTY_TO_QSCRIPTVALUE_GETTER(shapeType, getShapeTypeAsString());
 
     // Sitting properties support
     QScriptValue sittingPoints = engine->newObject();
@@ -303,8 +329,6 @@ QScriptValue EntityItemProperties::copyToScriptValue(QScriptEngine* engine) cons
 }
 
 void EntityItemProperties::copyFromScriptValue(const QScriptValue& object) {
-
-
     QScriptValue typeScriptValue = object.property("type");
     if (typeScriptValue.isValid()) {
         setType(typeScriptValue.toVariant().toString());
@@ -350,7 +374,7 @@ void EntityItemProperties::copyFromScriptValue(const QScriptValue& object) {
     COPY_PROPERTY_FROM_QSCRIPTVALUE_FLOAT(lineHeight, setLineHeight);
     COPY_PROPERTY_FROM_QSCRIPTVALUE_COLOR(textColor, setTextColor);
     COPY_PROPERTY_FROM_QSCRIPTVALUE_COLOR(backgroundColor, setBackgroundColor);
-    COPY_PROPERTY_FROM_QSCRIPTVALUE_ENUM(shapeType, setShapeType, ShapeType);
+    COPY_PROPERTY_FROM_QSCRITPTVALUE_ENUM(shapeType, ShapeType);
 
     _lastEdited = usecTimestampNow();
 }

libraries/entities/src/EntityItemProperties.h

@@ -181,7 +181,7 @@ public:
     DEFINE_PROPERTY(PROP_LINE_HEIGHT, LineHeight, lineHeight, float);
     DEFINE_PROPERTY_REF(PROP_TEXT_COLOR, TextColor, textColor, xColor);
     DEFINE_PROPERTY_REF(PROP_BACKGROUND_COLOR, BackgroundColor, backgroundColor, xColor);
-    DEFINE_PROPERTY_REF(PROP_SHAPE_TYPE, ShapeType, shapeType, ShapeType);
+    DEFINE_PROPERTY_REF_ENUM(PROP_SHAPE_TYPE, ShapeType, shapeType, ShapeType);
 
 public:
     float getMaxDimension() const { return glm::max(_dimensions.x, _dimensions.y, _dimensions.z); }

libraries/entities/src/EntityItemPropertiesMacros.h

@@ -180,15 +180,6 @@
 #define COPY_PROPERTY_TO_QSCRIPTVALUE(P) \
     properties.setProperty(#P, _##P);
 
-#define COPY_PROPERTY_FROM_QSCRIPTVALUE_ENUM(P, S, E) \
-    QScriptValue P = object.property(#P);           \
-    if (P.isValid()) {                              \
-        E newValue = (E)(P.toVariant().toInt());   \
-        if (_defaultSettings || newValue != _##P) { \
-            S(newValue);                            \
-        }                                           \
-    }
-
 #define COPY_PROPERTY_FROM_QSCRIPTVALUE_FLOAT(P, S) \
     QScriptValue P = object.property(#P);           \
     if (P.isValid()) {                              \
@@ -281,6 +272,15 @@
         }                                               \
     }
 
+#define COPY_PROPERTY_FROM_QSCRITPTVALUE_ENUM(P, S)               \
+    QScriptValue P = object.property(#P);                         \
+    if (P.isValid()) {                                            \
+        QString newValue = P.toVariant().toString();              \
+        if (_defaultSettings || newValue != get##S##AsString()) { \
+            set##S##FromString(newValue);                         \
+        }                                                         \
+    }
+    
 #define CONSTRUCT_PROPERTY(n, V)        \
     _##n(V),                            \
     _##n##Changed(false)
@@ -321,6 +321,17 @@
         T _##n; \
         bool _##n##Changed;
 
+#define DEFINE_PROPERTY_REF_ENUM(P, N, n, T) \
+    public: \
+        const T& get##N() const { return _##n; } \
+        void set##N(const T& value) { _##n = value; _##n##Changed = true; } \
+        bool n##Changed() const { return _##n##Changed; } \
+        QString get##N##AsString() const; \
+        void set##N##FromString(const QString& name); \
+    private: \
+        T _##n; \
+        bool _##n##Changed;
+
 #define DEBUG_PROPERTY_IF_CHANGED(D, P, N, n, x)                \
     if (P.n##Changed()) {                                       \
         D << "  " << #n << ":" << P.get##N() << x << "\n";      \

libraries/model/src/model/Light.cpp

@@ -76,7 +76,6 @@ void Light::setSpotAngle(float angle) {
     if (angle <= 0.f) {
         angle = 0.0f;
     }
-    float cosAngle = cos(angle);
     editSchema()._spot.x = cos(angle);
     editSchema()._spot.y = sin(angle);
     editSchema()._spot.z = angle;

libraries/networking/src/AddressManager.cpp

@@ -76,7 +76,7 @@ const QString AddressManager::currentPath(bool withOrientation) const {
                 pathString += "/" + orientationString;
             } else {
                 qDebug() << "Cannot add orientation to path without a getter for position."
-                    << "Call AdressManager::setOrientationGetter to pass a function that will return a glm::quat";
+                    << "Call AddressManager::setOrientationGetter to pass a function that will return a glm::quat";
             }
             
         }
@@ -84,7 +84,7 @@ const QString AddressManager::currentPath(bool withOrientation) const {
         return pathString;
     } else {
         qDebug() << "Cannot create address path without a getter for position."
-            << "Call AdressManager::setPositionGetter to pass a function that will return a const glm::vec3&";
+            << "Call AddressManager::setPositionGetter to pass a function that will return a const glm::vec3&";
         return QString();
     }
 }

libraries/networking/src/LimitedNodeList.cpp

@@ -669,3 +669,41 @@ void LimitedNodeList::sendHeartbeatToIceServer(const HifiSockAddr& iceServerSock
     
     writeUnverifiedDatagram(iceRequestByteArray, iceServerSockAddr);
 }
+
+void LimitedNodeList::putLocalPortIntoSharedMemory(const QString key, QObject* parent) {
+    // save our local port to shared memory so that assignment client children know how to talk to this parent
+    QSharedMemory* sharedPortMem = new QSharedMemory(key, parent);
+    quint16 localPort = getNodeSocket().localPort();
+    
+    // attempt to create the shared memory segment
+    if (sharedPortMem->create(sizeof(localPort)) || sharedPortMem->attach()) {
+        sharedPortMem->lock();
+        memcpy(sharedPortMem->data(), &localPort, sizeof(localPort));
+        sharedPortMem->unlock();
+        
+        qDebug() << "Wrote local listening port" << localPort << "to shared memory at key" << key;
+    } else {
+        qWarning() << "Failed to create and attach to shared memory to share local port with assignment-client children.";
+    }
+}
+
+
+bool LimitedNodeList::getLocalServerPortFromSharedMemory(const QString key, QSharedMemory*& sharedMem,
+                                                         quint16& localPort) {
+    if (!sharedMem) {
+        sharedMem = new QSharedMemory(key, this);
+                
+        if (!sharedMem->attach(QSharedMemory::ReadOnly)) {
+            qWarning() << "Could not attach to shared memory at key" << key;
+        }
+    }
+
+    if (sharedMem->isAttached()) {
+        sharedMem->lock();
+        memcpy(&localPort, sharedMem->data(), sizeof(localPort));
+        sharedMem->unlock();
+        return true;
+    }
+
+    return false;
+}

libraries/networking/src/LimitedNodeList.h

@@ -26,6 +26,7 @@
 #include <qsharedpointer.h>
 #include <QtNetwork/qudpsocket.h>
 #include <QtNetwork/qhostaddress.h>
+#include <QSharedMemory>
 
 #include <tbb/concurrent_unordered_map.h>
 
@@ -49,6 +50,11 @@ const char STUN_SERVER_HOSTNAME[] = "stun.highfidelity.io";
 const unsigned short STUN_SERVER_PORT = 3478;
 
 const QString DOMAIN_SERVER_LOCAL_PORT_SMEM_KEY = "domain-server.local-port";
+const QString ASSIGNMENT_CLIENT_MONITOR_LOCAL_PORT_SMEM_KEY = "assignment-client-monitor.local-port";
+
+const char DEFAULT_ASSIGNMENT_CLIENT_MONITOR_HOSTNAME[] = "localhost";
+const unsigned short DEFAULT_ASSIGNMENT_CLIENT_MONITOR_PORT = 40104;
+const unsigned short DEFAULT_ASSIGNMENT_CLIENT_MONITOR_DTLS_PORT = 40105;
 
 class HifiSockAddr;
 
@@ -169,6 +175,9 @@ public:
         return SharedNodePointer();
     }
 
+    void putLocalPortIntoSharedMemory(const QString key, QObject* parent);
+    bool getLocalServerPortFromSharedMemory(const QString key, QSharedMemory*& sharedMem, quint16& localPort);
+    
 public slots:
     void reset();
     void eraseAllNodes();

libraries/networking/src/Node.cpp

@@ -149,7 +149,12 @@ QDataStream& operator>>(QDataStream& in, Node& node) {
 }
 
 QDebug operator<<(QDebug debug, const Node &node) {
-    debug.nospace() << NodeType::getNodeTypeName(node.getType()) << " (" << node.getType() << ")";
+    debug.nospace() << NodeType::getNodeTypeName(node.getType());
+    if (node.getType() == NodeType::Unassigned) {
+        debug.nospace() << " (1)";
+    } else {
+        debug.nospace() << " (" << node.getType() << ")";
+    }
     debug << " " << node.getUUID().toString().toLocal8Bit().constData() << " ";
     debug.nospace() << node.getPublicSocket() << "/" << node.getLocalSocket();
     return debug.nospace();

libraries/networking/src/NodeList.cpp

@@ -62,13 +62,17 @@ NodeList::NodeList(char newOwnerType, unsigned short socketListenPort, unsigned
     connect(&AccountManager::getInstance(), &AccountManager::logoutComplete , this, &NodeList::reset);
 }
 
-qint64 NodeList::sendStatsToDomainServer(const QJsonObject& statsObject) {
+qint64 NodeList::sendStats(const QJsonObject& statsObject, HifiSockAddr destination) {
     QByteArray statsPacket = byteArrayWithPopulatedHeader(PacketTypeNodeJsonStats);
     QDataStream statsPacketStream(&statsPacket, QIODevice::Append);
     
     statsPacketStream << statsObject.toVariantMap();
     
-    return writeUnverifiedDatagram(statsPacket, _domainHandler.getSockAddr());
+    return writeUnverifiedDatagram(statsPacket, destination);
+}
+
+qint64 NodeList::sendStatsToDomainServer(const QJsonObject& statsObject) {
+    return sendStats(statsObject, _domainHandler.getSockAddr());
 }
 
 void NodeList::timePingReply(const QByteArray& packet, const SharedNodePointer& sendingNode) {

libraries/networking/src/NodeList.h

@@ -47,6 +47,7 @@ public:
     NodeType_t getOwnerType() const { return _ownerType; }
     void setOwnerType(NodeType_t ownerType) { _ownerType = ownerType; }
 
+    qint64 sendStats(const QJsonObject& statsObject, HifiSockAddr destination);
     qint64 sendStatsToDomainServer(const QJsonObject& statsObject);
 
     int getNumNoReplyDomainCheckIns() const { return _numNoReplyDomainCheckIns; }

libraries/networking/src/PacketHeaders.cpp

@@ -70,6 +70,8 @@ PacketVersion versionForPacketType(PacketType type) {
             return 2;
         case PacketTypeOctreeStats:
             return 1;
+        case PacketTypeStopNode:
+            return 1;
         case PacketTypeEntityAddOrEdit:
         case PacketTypeEntityData:
             return VERSION_MODEL_ENTITIES_SUPPORT_SHAPE_TYPE;
@@ -124,6 +126,7 @@ QString nameForPacketType(PacketType type) {
         PACKET_TYPE_NAME_LOOKUP(PacketTypeEntityErase);
         PACKET_TYPE_NAME_LOOKUP(PacketTypeEntityAddResponse);
         PACKET_TYPE_NAME_LOOKUP(PacketTypeOctreeDataNack);
+        PACKET_TYPE_NAME_LOOKUP(PacketTypeStopNode);
         PACKET_TYPE_NAME_LOOKUP(PacketTypeAudioEnvironment);
         PACKET_TYPE_NAME_LOOKUP(PacketTypeEntityEditNack);
         PACKET_TYPE_NAME_LOOKUP(PacketTypeSignedTransactionPayment);

libraries/networking/src/PacketHeaders.h

@@ -67,7 +67,7 @@ enum PacketType {
     PacketTypeEntityErase,
     PacketTypeEntityAddResponse,
     PacketTypeOctreeDataNack, // 45
-    UNUSED_10,
+    PacketTypeStopNode,
     PacketTypeAudioEnvironment,
     PacketTypeEntityEditNack,
     PacketTypeSignedTransactionPayment,
@@ -86,7 +86,7 @@ const QSet<PacketType> NON_VERIFIED_PACKETS = QSet<PacketType>()
     << PacketTypeNodeJsonStats << PacketTypeEntityQuery
     << PacketTypeOctreeDataNack << PacketTypeEntityEditNack
     << PacketTypeIceServerHeartbeat << PacketTypeIceServerHeartbeatResponse
-    << PacketTypeUnverifiedPing << PacketTypeUnverifiedPingReply;
+    << PacketTypeUnverifiedPing << PacketTypeUnverifiedPingReply << PacketTypeStopNode;
 
 const int NUM_BYTES_MD5_HASH = 16;
 const int NUM_STATIC_HEADER_BYTES = sizeof(PacketVersion) + NUM_BYTES_RFC4122_UUID;