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

examples/edit.js

@@ -1036,6 +1036,7 @@ function handeMenuEvent(menuItem) {
 // This function tries to find a reasonable position to place a new entity based on the camera
 // position. If a reasonable position within the world bounds can't be found, `null` will
 // be returned. The returned position will also take into account grid snapping settings.
+// FIXME - technically we should guard against very large positions too
 function getPositionToCreateEntity() {
     var distance = cameraManager.enabled ? cameraManager.zoomDistance : DEFAULT_ENTITY_DRAG_DROP_DISTANCE;
     var direction = Quat.getFront(Camera.orientation);
@@ -1043,17 +1044,21 @@ function getPositionToCreateEntity() {
     var placementPosition = Vec3.sum(Camera.position, offset);
 
     var cameraPosition = Camera.position;
+    
+    var HALF_TREE_SCALE = 16384;
 
-    var cameraOutOfBounds = cameraPosition.x < 0 || cameraPosition.y < 0 || cameraPosition.z < 0;
+    var cameraOutOfBounds = cameraPosition.x < -HALF_TREE_SCALE || cameraPosition.y < -HALF_TREE_SCALE || 
-    var placementOutOfBounds = placementPosition.x < 0 || placementPosition.y < 0 || placementPosition.z < 0;
+                            cameraPosition.z < -HALF_TREE_SCALE;
+    var placementOutOfBounds = placementPosition.x < -HALF_TREE_SCALE || placementPosition.y < -HALF_TREE_SCALE || 
+                            placementPosition.z < -HALF_TREE_SCALE;
 
     if (cameraOutOfBounds && placementOutOfBounds) {
         return null;
     }
 
-    placementPosition.x = Math.max(0, placementPosition.x);
+    placementPosition.x = Math.max(-HALF_TREE_SCALE, placementPosition.x);
-    placementPosition.y = Math.max(0, placementPosition.y);
+    placementPosition.y = Math.max(-HALF_TREE_SCALE, placementPosition.y);
-    placementPosition.z = Math.max(0, placementPosition.z);
+    placementPosition.z = Math.max(-HALF_TREE_SCALE, placementPosition.z);
 
     return placementPosition;
 }

interface/src/Application.cpp

@@ -175,8 +175,6 @@ public:
 using namespace std;
 
 //  Starfield information
-static uint8_t THROTTLED_IDLE_TIMER_DELAY = 10;
-
 const qint64 MAXIMUM_CACHE_SIZE = 10 * BYTES_PER_GIGABYTES;  // 10GB
 
 static QTimer* locationUpdateTimer = NULL;
@@ -737,6 +735,8 @@ Application::Application(int& argc, char** argv, QElapsedTimer &startup_time) :
             _keyboardFocusHighlight->setVisible(false);
         }
     });
+
+    connect(this, &Application::applicationStateChanged, this, &Application::activeChanged);
 }
 
 void Application::aboutToQuit() {
@@ -2108,8 +2108,11 @@ void Application::idle() {
         // Once rendering is off on another thread we should be able to have Application::idle run at start(0) in
         // perpetuity and not expect events to get backed up.
         
+        bool isThrottled = getActiveDisplayPlugin()->isThrottled();
+        static const int THROTTLED_IDLE_TIMER_DELAY = MSECS_PER_SECOND / 15;
         static const int IDLE_TIMER_DELAY_MS = 2;
-        int desiredInterval = getActiveDisplayPlugin()->isThrottled() ? THROTTLED_IDLE_TIMER_DELAY : IDLE_TIMER_DELAY_MS;
+        int desiredInterval = isThrottled ? THROTTLED_IDLE_TIMER_DELAY : IDLE_TIMER_DELAY_MS;
+        //qDebug() << "isThrottled:" << isThrottled << "desiredInterval:" << desiredInterval;
         
         if (idleTimer->interval() != desiredInterval) {
             idleTimer->start(desiredInterval);
@@ -4612,6 +4615,24 @@ void Application::checkSkeleton() {
     }
 }
 
+bool Application::isForeground() { 
+    return _isForeground && !getWindow()->isMinimized(); 
+}
+
+void Application::activeChanged(Qt::ApplicationState state) {
+    switch (state) {
+        case Qt::ApplicationActive:
+            _isForeground = true;
+            break;
+
+        case Qt::ApplicationSuspended:
+        case Qt::ApplicationHidden:
+        case Qt::ApplicationInactive:
+        default:
+            _isForeground = false;
+            break;
+    }
+}
 void Application::showFriendsWindow() {
     const QString FRIENDS_WINDOW_TITLE = "Add/Remove Friends";
     const QString FRIENDS_WINDOW_URL = "https://metaverse.highfidelity.com/user/friends";
@@ -4725,6 +4746,7 @@ static void addDisplayPluginToMenu(DisplayPluginPointer displayPlugin, bool acti
 }
 
 static QVector<QPair<QString, QString>> _currentDisplayPluginActions;
+static bool _activatingDisplayPlugin{false};
 
 void Application::updateDisplayMode() {
     auto menu = Menu::getInstance();
@@ -4771,7 +4793,9 @@ void Application::updateDisplayMode() {
 
         if (newDisplayPlugin) {
             _offscreenContext->makeCurrent();
+            _activatingDisplayPlugin = true;
             newDisplayPlugin->activate();
+            _activatingDisplayPlugin = false;
             _offscreenContext->makeCurrent();
             offscreenUi->resize(fromGlm(newDisplayPlugin->getRecommendedUiSize()));
             _offscreenContext->makeCurrent();
@@ -4888,14 +4912,17 @@ void Application::removeMenu(const QString& menuName) {
 void Application::addMenuItem(const QString& path, const QString& name, std::function<void(bool)> onClicked, bool checkable, bool checked, const QString& groupName) {
     auto menu = Menu::getInstance();
     MenuWrapper* parentItem = menu->getMenu(path);
-    QAction* action = parentItem->addAction(name);
+    QAction* action = menu->addActionToQMenuAndActionHash(parentItem, name);
     connect(action, &QAction::triggered, [=] {
         onClicked(action->isChecked());
     });
     action->setCheckable(checkable);
     action->setChecked(checked);
-    _currentDisplayPluginActions.push_back({ path, name });
+    if (_activatingDisplayPlugin) {
-    _currentInputPluginActions.push_back({ path, name });
+        _currentDisplayPluginActions.push_back({ path, name });
+    } else {
+        _currentInputPluginActions.push_back({ path, name });
+    }
 }
 
 void Application::removeMenuItem(const QString& menuName, const QString& menuItem) {

interface/src/Application.h

@@ -291,6 +291,7 @@ public:
     virtual void unsetFullscreen(const QScreen* avoid) override;
     virtual void showDisplayPluginsTools() override;
     virtual QGLWidget* getPrimarySurface() override;
+    virtual bool isForeground() override;
 
     void setActiveDisplayPlugin(const QString& pluginName);
 
@@ -476,6 +477,7 @@ private slots:
     void faceTrackerMuteToggled();
 
     void setCursorVisible(bool visible);
+    void activeChanged(Qt::ApplicationState state);
 
 private:
     void resetCameras(Camera& camera, const glm::uvec2& size);
@@ -688,6 +690,7 @@ private:
     SimpleMovingAverage _simsPerSecond{10};
     int _simsPerSecondReport = 0;
     quint64 _lastSimsPerSecondUpdate = 0;
+    bool _isForeground = true; // starts out assumed to be in foreground
 };
 
 #endif // hifi_Application_h

interface/src/GLCanvas.cpp

@@ -18,8 +18,6 @@
 
 #include "MainWindow.h"
 
-const int MSECS_PER_FRAME_WHEN_THROTTLED = 66;
-
 static QGLFormat& getDesiredGLFormat() {
     // Specify an OpenGL 3.3 format using the Core profile.
     // That is, no old-school fixed pipeline functionality
@@ -35,10 +33,7 @@ static QGLFormat& getDesiredGLFormat() {
     return glFormat;
 }
 
-GLCanvas::GLCanvas() : QGLWidget(getDesiredGLFormat()),
+GLCanvas::GLCanvas() : QGLWidget(getDesiredGLFormat()) {
-    _throttleRendering(false),
-    _idleRenderInterval(MSECS_PER_FRAME_WHEN_THROTTLED)
-{
 #ifdef Q_OS_LINUX
     // Cause GLCanvas::eventFilter to be called.
     // It wouldn't hurt to do this on Mac and PC too; but apparently it's only needed on linux.
@@ -46,15 +41,6 @@ GLCanvas::GLCanvas() : QGLWidget(getDesiredGLFormat()),
 #endif
 }
 
-void GLCanvas::stopFrameTimer() {
-    _frameTimer.stop();
-}
-
-bool GLCanvas::isThrottleRendering() const {
-    return (_throttleRendering 
-        || (Application::getInstance()->getWindow()->isMinimized() && Application::getInstance()->isThrottleFPSEnabled()));
-}
-
 int GLCanvas::getDeviceWidth() const {
     return width() * (windowHandle() ? (float)windowHandle()->devicePixelRatio() : 1.0f);
 }
@@ -66,17 +52,17 @@ int GLCanvas::getDeviceHeight() const {
 void GLCanvas::initializeGL() {
     setAttribute(Qt::WA_AcceptTouchEvents);
     setAcceptDrops(true);
-    connect(Application::getInstance(), SIGNAL(applicationStateChanged(Qt::ApplicationState)), this, SLOT(activeChanged(Qt::ApplicationState)));
-    connect(&_frameTimer, SIGNAL(timeout()), this, SLOT(throttleRender()));
-
     // Note, we *DO NOT* want Qt to automatically swap buffers for us.  This results in the "ringing" bug mentioned in WL#19514 when we're throttling the framerate.
     setAutoBufferSwap(false);
 }
 
 void GLCanvas::paintGL() {
     PROFILE_RANGE(__FUNCTION__);
-    if (!_throttleRendering &&
+    
-            (!Application::getInstance()->getWindow()->isMinimized() || !Application::getInstance()->isThrottleFPSEnabled())) {
+    // FIXME - I'm not sure why this still remains, it appears as if this GLCanvas gets a single paintGL call near
+    // the beginning of the application starting up. I'm not sure if we really need to call Application::paintGL()
+    // in this case, since the display plugins eventually handle all the painting
+    if ((!Application::getInstance()->getWindow()->isMinimized() || !Application::getInstance()->isThrottleFPSEnabled())) {
         Application::getInstance()->paintGL();
     }
 }
@@ -85,39 +71,6 @@ void GLCanvas::resizeGL(int width, int height) {
     Application::getInstance()->resizeGL();
 }
 
-void GLCanvas::activeChanged(Qt::ApplicationState state) {
-    switch (state) {
-        case Qt::ApplicationActive:
-            // If we're active, stop the frame timer and the throttle.
-            _frameTimer.stop();
-            _throttleRendering = false;
-            break;
-
-        case Qt::ApplicationSuspended:
-        case Qt::ApplicationHidden:
-            // If we're hidden or are about to suspend, don't render anything.
-            _throttleRendering = false;
-            _frameTimer.stop();
-            break;
-
-        default:
-            // Otherwise, throttle.
-            if (!_throttleRendering && !Application::getInstance()->isAboutToQuit() 
-                && Application::getInstance()->isThrottleFPSEnabled()) {
-                _frameTimer.start(_idleRenderInterval);
-                _throttleRendering = true;
-            }
-            break;
-    }
-}
-
-void GLCanvas::throttleRender() {
-    _frameTimer.start(_idleRenderInterval);
-    if (!Application::getInstance()->getWindow()->isMinimized()) {
-        Application::getInstance()->paintGL();
-    }
-}
-
 int updateTime = 0;
 bool GLCanvas::event(QEvent* event) {
     switch (event->type()) {

interface/src/GLCanvas.h

@@ -23,28 +23,18 @@ class GLCanvas : public QGLWidget {
 public:
     GLCanvas();
 
-    void stopFrameTimer();
-
-    bool isThrottleRendering() const;
-    
     int getDeviceWidth() const;
     int getDeviceHeight() const;
     QSize getDeviceSize() const { return QSize(getDeviceWidth(), getDeviceHeight()); }
     
 protected:
 
-    QTimer _frameTimer;
-    bool _throttleRendering;
-    int _idleRenderInterval;
-
     virtual void initializeGL();
     virtual void paintGL();
     virtual void resizeGL(int width, int height);
     virtual bool event(QEvent* event);
 
 private slots:
-    void activeChanged(Qt::ApplicationState state);
-    void throttleRender();
     bool eventFilter(QObject*, QEvent* event);
    
 };

interface/src/Menu.h

@@ -283,7 +283,7 @@ namespace MenuOption {
     const QString TestPing = "Test Ping";
     const QString ThirdPerson = "Third Person";
     const QString ThreePointCalibration = "3 Point Calibration";
-    const QString ThrottleFPSIfNotFocus = "Throttle FPS If Not Focus";
+    const QString ThrottleFPSIfNotFocus = "Throttle FPS If Not Focus"; // FIXME - this value duplicated in Basic2DWindowOpenGLDisplayPlugin.cpp
     const QString ToolWindow = "Tool Window";
     const QString TransmitterDrive = "Transmitter Drive";
     const QString TurnWithHead = "Turn using Head";

interface/src/Util.cpp

@@ -43,11 +43,13 @@ void renderWorldBox(gpu::Batch& batch) {
 
     auto transform = Transform{};
     batch.setModelTransform(transform);
-    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(TREE_SCALE, 0.0f, 0.0f), red);
+    
-    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, TREE_SCALE, 0.0f), green);
+    // TODO - consider alternate rendering for negative build-able space in the domain
-    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, TREE_SCALE), blue);
+    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(HALF_TREE_SCALE, 0.0f, 0.0f), red);
-    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, TREE_SCALE), glm::vec3(TREE_SCALE, 0.0f, TREE_SCALE), grey);
+    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, HALF_TREE_SCALE, 0.0f), green);
-    geometryCache->renderLine(batch, glm::vec3(TREE_SCALE, 0.0f, TREE_SCALE), glm::vec3(TREE_SCALE, 0.0f, 0.0f), grey);
+    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, HALF_TREE_SCALE), blue);
+    geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, HALF_TREE_SCALE), glm::vec3(HALF_TREE_SCALE, 0.0f, HALF_TREE_SCALE), grey);
+    geometryCache->renderLine(batch, glm::vec3(HALF_TREE_SCALE, 0.0f, HALF_TREE_SCALE), glm::vec3(HALF_TREE_SCALE, 0.0f, 0.0f), grey);
 
     //  Draw meter markers along the 3 axis to help with measuring things
     const float MARKER_DISTANCE = 1.0f;

libraries/display-plugins/src/display-plugins/Basic2DWindowOpenGLDisplayPlugin.cpp

@@ -34,3 +34,24 @@ void Basic2DWindowOpenGLDisplayPlugin::deactivate() {
 //    container->removeMenu(MENU_PATH);
     MainWindowOpenGLDisplayPlugin::deactivate();
 }
+
+int Basic2DWindowOpenGLDisplayPlugin::getDesiredInterval(bool isThrottled) const {
+    static const int THROTTLED_PAINT_TIMER_DELAY = MSECS_PER_SECOND / 15;
+    static const int PAINT_TIMER_DELAY_MS = 1;
+
+    return isThrottled ? THROTTLED_PAINT_TIMER_DELAY : PAINT_TIMER_DELAY_MS;
+}
+
+bool Basic2DWindowOpenGLDisplayPlugin::isThrottled() const {
+    static const QString ThrottleFPSIfNotFocus = "Throttle FPS If Not Focus"; // FIXME - this value duplicated in Menu.h
+
+    bool shouldThrottle = (!CONTAINER->isForeground() && CONTAINER->isOptionChecked(ThrottleFPSIfNotFocus));
+    
+    if (_isThrottled != shouldThrottle) {
+        int desiredInterval = getDesiredInterval(shouldThrottle);
+        _timer.start(desiredInterval);
+        _isThrottled = shouldThrottle;
+    }
+    
+    return shouldThrottle;
+}

libraries/display-plugins/src/display-plugins/Basic2DWindowOpenGLDisplayPlugin.h

@@ -18,6 +18,12 @@ public:
 
     virtual const QString & getName() const override;
 
+    virtual bool isThrottled() const override;
+
+protected:
+    int getDesiredInterval(bool isThrottled) const;
+    mutable bool _isThrottled = false;
+
 private:
     static const QString NAME;
 };

libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.h

@@ -37,8 +37,8 @@ protected:
     virtual void doneCurrent() = 0;
     virtual void swapBuffers() = 0;
 
-    QTimer          _timer;
+    mutable QTimer _timer;
-    ProgramPtr      _program;
+    ProgramPtr _program;
     ShapeWrapperPtr _plane;
 };
 

libraries/entities/src/AddEntityOperator.cpp

@@ -25,7 +25,8 @@ AddEntityOperator::AddEntityOperator(EntityTree* tree,
 {
     // caller must have verified existence of newEntity
     assert(_newEntity);
-    _newEntityBox = _newEntity->getMaximumAACube().clamp(0.0f, (float)TREE_SCALE);
+    
+    _newEntityBox = _newEntity->getMaximumAACube().clamp((float)(-HALF_TREE_SCALE), (float)HALF_TREE_SCALE);
 }
 
 bool AddEntityOperator::preRecursion(OctreeElement* element) {

libraries/entities/src/EntityItemProperties.h

@@ -253,7 +253,7 @@ void EntityItemPropertiesFromScriptValueHonorReadOnly(const QScriptValue &object
 
 // define these inline here so the macros work
 inline void EntityItemProperties::setPosition(const glm::vec3& value)
-                    { _position = glm::clamp(value, 0.0f, (float)TREE_SCALE); _positionChanged = true; }
+                    { _position = glm::clamp(value, (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE); _positionChanged = true; }
 
 inline QDebug operator<<(QDebug debug, const EntityItemProperties& properties) {
     debug << "EntityItemProperties[" << "\n";

libraries/entities/src/EntitySimulation.cpp

@@ -113,7 +113,7 @@ void EntitySimulation::sortEntitiesThatMoved() {
     // External changes to entity position/shape are expected to be sorted outside of the EntitySimulation.
     PerformanceTimer perfTimer("sortingEntities");
     MovingEntitiesOperator moveOperator(_entityTree);
-    AACube domainBounds(glm::vec3(0.0f,0.0f,0.0f), (float)TREE_SCALE);
+    AACube domainBounds(glm::vec3((float)-HALF_TREE_SCALE), (float)TREE_SCALE);
     SetOfEntities::iterator itemItr = _entitiesToSort.begin();
     while (itemItr != _entitiesToSort.end()) {
         EntityItemPointer entity = *itemItr;
@@ -195,7 +195,7 @@ void EntitySimulation::changeEntity(EntityItemPointer entity) {
     bool wasRemoved = false;
     uint32_t dirtyFlags = entity->getDirtyFlags();
     if (dirtyFlags & EntityItem::DIRTY_POSITION) {
-        AACube domainBounds(glm::vec3(0.0f,0.0f,0.0f), (float)TREE_SCALE);
+        AACube domainBounds(glm::vec3((float)-HALF_TREE_SCALE), (float)TREE_SCALE);
         AACube newCube = entity->getMaximumAACube();
         if (!domainBounds.touches(newCube)) {
             qCDebug(entities) << "Entity " << entity->getEntityItemID() << " moved out of domain bounds.";

libraries/entities/src/EntityTreeElement.cpp

@@ -444,14 +444,14 @@ bool EntityTreeElement::bestFitBounds(const AABox& bounds) const {
 }
 
 bool EntityTreeElement::containsBounds(const glm::vec3& minPoint, const glm::vec3& maxPoint) const {
-    glm::vec3 clampedMin = glm::clamp(minPoint, 0.0f, (float)TREE_SCALE);
+    glm::vec3 clampedMin = glm::clamp(minPoint, (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
-    glm::vec3 clampedMax = glm::clamp(maxPoint, 0.0f, (float)TREE_SCALE);
+    glm::vec3 clampedMax = glm::clamp(maxPoint, (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
     return _cube.contains(clampedMin) && _cube.contains(clampedMax);
 }
 
 bool EntityTreeElement::bestFitBounds(const glm::vec3& minPoint, const glm::vec3& maxPoint) const {
-    glm::vec3 clampedMin = glm::clamp(minPoint, 0.0f, (float)TREE_SCALE);
+    glm::vec3 clampedMin = glm::clamp(minPoint, (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
-    glm::vec3 clampedMax = glm::clamp(maxPoint, 0.0f, (float)TREE_SCALE);
+    glm::vec3 clampedMax = glm::clamp(maxPoint, (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
 
     if (_cube.contains(clampedMin) && _cube.contains(clampedMax)) {
         

libraries/entities/src/MovingEntitiesOperator.cpp

@@ -52,7 +52,7 @@ MovingEntitiesOperator::~MovingEntitiesOperator() {
 
 void MovingEntitiesOperator::addEntityToMoveList(EntityItemPointer entity, const AACube& newCube) {
     EntityTreeElement* oldContainingElement = _tree->getContainingElement(entity->getEntityItemID());
-    AABox newCubeClamped = newCube.clamp(0.0f, (float)TREE_SCALE);
+    AABox newCubeClamped = newCube.clamp((float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
 
     if (_wantDebug) {
         qCDebug(entities) << "MovingEntitiesOperator::addEntityToMoveList() -----------------------------";

libraries/entities/src/UpdateEntityOperator.cpp

@@ -47,7 +47,7 @@ UpdateEntityOperator::UpdateEntityOperator(EntityTree* tree,
     // which can handle all potential rotations?
     // the getMaximumAACube is the relaxed form.
     _oldEntityCube = _existingEntity->getMaximumAACube();
-    _oldEntityBox = _oldEntityCube.clamp(0.0f, (float)TREE_SCALE); // clamp to domain bounds
+    _oldEntityBox = _oldEntityCube.clamp((float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE); // clamp to domain bounds
 
     // If the old properties doesn't contain the properties required to calculate a bounding box,
     // get them from the existing entity. Registration point is required to correctly calculate
@@ -123,7 +123,7 @@ UpdateEntityOperator::UpdateEntityOperator(EntityTree* tree,
         }
     }
 
-    _newEntityBox = _newEntityCube.clamp(0.0f, (float)TREE_SCALE); // clamp to domain bounds
+    _newEntityBox = _newEntityCube.clamp((float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE); // clamp to domain bounds
 
 
     if (_wantDebug) {

libraries/networking/src/udt/PacketHeaders.cpp

@@ -67,7 +67,7 @@ PacketVersion versionForPacketType(PacketType::Value packetType) {
         case EntityAdd:
         case EntityEdit:
         case EntityData:
-            return VERSION_ENTITIES_POLYLINE;
+            return VERSION_OCTREE_CENTERED_ORIGIN;
         case AvatarData:
             return 12;
         default:

libraries/networking/src/udt/PacketHeaders.h

@@ -142,5 +142,6 @@ const PacketVersion VERSION_ENTITIES_HAVE_SIMULATION_OWNER_AND_ACTIONS_OVER_WIRE
 const PacketVersion VERSION_ENTITIES_NEW_PROTOCOL_LAYER = 35;
 const PacketVersion VERSION_POLYVOX_TEXTURES = 36;
 const PacketVersion VERSION_ENTITIES_POLYLINE = 37;
+const PacketVersion VERSION_OCTREE_CENTERED_ORIGIN = 38;
 
 #endif // hifi_PacketHeaders_h

libraries/octree/src/OctreeConstants.h

@@ -17,7 +17,8 @@
 
 const quint64 CHANGE_FUDGE = 1000 * 200; // useconds of fudge in determining if we want to resend changed voxels
 
-const int   TREE_SCALE = 16384; // ~10 miles.. This is the number of meters of the 0.0 to 1.0 voxel universe
+const int TREE_SCALE = 32768; // ~20 miles.. This is the number of meters of the 0.0 to 1.0 voxel universe
+const int HALF_TREE_SCALE = TREE_SCALE / 2;
 
 // This controls the LOD. Larger number will make smaller voxels visible at greater distance.
 const float DEFAULT_OCTREE_SIZE_SCALE = TREE_SCALE * 400.0f; 

libraries/octree/src/OctreeElement.cpp

@@ -191,6 +191,7 @@ void OctreeElement::calculateAACube() {
     // this tells you the "size" of the voxel
     float voxelScale = (float)TREE_SCALE / powf(2.0f, numberOfThreeBitSectionsInCode(getOctalCode()));
     corner *= (float)TREE_SCALE;
+    corner -= (float)HALF_TREE_SCALE;
     _cube.setBox(corner, voxelScale);
 }
 
@@ -717,8 +718,8 @@ int OctreeElement::getMyChildContaining(const AACube& cube) const {
     }
 
     // Determine which of our children the minimum and maximum corners of the cube live in...
-    glm::vec3 cubeCornerMinimum = glm::clamp(cube.getCorner(), 0.0f, (float)TREE_SCALE);
+    glm::vec3 cubeCornerMinimum = glm::clamp(cube.getCorner(), (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
-    glm::vec3 cubeCornerMaximum = glm::clamp(cube.calcTopFarLeft(), 0.0f, (float)TREE_SCALE);
+    glm::vec3 cubeCornerMaximum = glm::clamp(cube.calcTopFarLeft(), (float)-HALF_TREE_SCALE, (float)HALF_TREE_SCALE);
 
     if (_cube.contains(cubeCornerMinimum) && _cube.contains(cubeCornerMaximum)) {
         int childIndexCubeMinimum = getMyChildContainingPoint(cubeCornerMinimum);

libraries/octree/src/ViewFrustum.h

@@ -31,7 +31,7 @@ const float DEFAULT_KEYHOLE_RADIUS = 3.0f;
 const float DEFAULT_FIELD_OF_VIEW_DEGREES = 45.0f;
 const float DEFAULT_ASPECT_RATIO = 16.0f/9.0f;
 const float DEFAULT_NEAR_CLIP = 0.08f;
-const float DEFAULT_FAR_CLIP = (float)TREE_SCALE;
+const float DEFAULT_FAR_CLIP = (float)HALF_TREE_SCALE;
 
 class ViewFrustum {
 public:

libraries/plugins/src/plugins/PluginContainer.h

@@ -26,4 +26,5 @@ public:
     virtual void unsetFullscreen(const QScreen* avoidScreen = nullptr) = 0;
     virtual void showDisplayPluginsTools() = 0;
     virtual QGLWidget* getPrimarySurface() = 0;
+    virtual bool isForeground() = 0;
 };