Merge pull request #7897 from howard-stearns/reset-hud-on-driving

reset hud on driving

interface/src/avatar/MyAvatar.cpp

@@ -234,7 +234,7 @@ QByteArray MyAvatar::toByteArray(bool cullSmallChanges, bool sendAll) {
     return AvatarData::toByteArray(cullSmallChanges, sendAll);
 }
 
-void MyAvatar::reset(bool andRecenter) {
+void MyAvatar::reset(bool andRecenter, bool andReload, bool andHead) {
 
     if (QThread::currentThread() != thread()) {
         QMetaObject::invokeMethod(this, "reset", Q_ARG(bool, andRecenter));
@@ -244,8 +244,12 @@ void MyAvatar::reset(bool andRecenter) {
     // Reset dynamic state.
     _wasPushing = _isPushing = _isBraking = false;
     _follow.deactivate();
-    _skeletonModel->reset();
-    getHead()->reset();
+    if (andReload) {
+        _skeletonModel->reset();
+    }
+    if (andHead) { // which drives camera in desktop
+        getHead()->reset();
+    }
     setThrust(glm::vec3(0.0f));
 
     if (andRecenter) {
@@ -261,8 +265,9 @@ void MyAvatar::reset(bool andRecenter) {
         setPosition(worldBodyPos);
         setOrientation(worldBodyRot);
 
-        // now sample the new hmd orientation AFTER sensor reset.
-        updateFromHMDSensorMatrix(qApp->getHMDSensorPose());
+        // now sample the new hmd orientation AFTER sensor reset, which should be identity.
+        glm::mat4 identity;
+        updateFromHMDSensorMatrix(identity);
 
         // update the body in sensor space using the new hmd sensor sample
         _bodySensorMatrix = deriveBodyFromHMDSensor();
@@ -729,6 +734,7 @@ void MyAvatar::saveData() {
     settings.setValue("displayName", _displayName);
     settings.setValue("collisionSoundURL", _collisionSoundURL);
     settings.setValue("useSnapTurn", _useSnapTurn);
+    settings.setValue("clearOverlayWhenDriving", _clearOverlayWhenDriving);
 
     settings.endGroup();
 }
@@ -849,6 +855,7 @@ void MyAvatar::loadData() {
     setDisplayName(settings.value("displayName").toString());
     setCollisionSoundURL(settings.value("collisionSoundURL", DEFAULT_AVATAR_COLLISION_SOUND_URL).toString());
     setSnapTurn(settings.value("useSnapTurn", _useSnapTurn).toBool());
+    setClearOverlayWhenDriving(settings.value("clearOverlayWhenDriving", _clearOverlayWhenDriving).toBool());
 
     settings.endGroup();
 

interface/src/avatar/MyAvatar.h

@@ -94,7 +94,7 @@ public:
     AudioListenerMode getAudioListenerModeCamera() const { return FROM_CAMERA; }
     AudioListenerMode getAudioListenerModeCustom() const { return CUSTOM; }
 
-    Q_INVOKABLE void reset(bool andRecenter = false);
+    Q_INVOKABLE void reset(bool andRecenter = false, bool andReload = true, bool andHead = true);
     void update(float deltaTime);
     virtual void postUpdate(float deltaTime) override;
     void preDisplaySide(RenderArgs* renderArgs);
@@ -160,6 +160,8 @@ public:
 
     Q_INVOKABLE bool getSnapTurn() const { return _useSnapTurn; }
     Q_INVOKABLE void setSnapTurn(bool on) { _useSnapTurn = on; }
+    Q_INVOKABLE bool getClearOverlayWhenDriving() const { return _clearOverlayWhenDriving; }
+    Q_INVOKABLE void setClearOverlayWhenDriving(bool on) { _clearOverlayWhenDriving = on; }
 
     // get/set avatar data
     void saveData();
@@ -396,6 +398,7 @@ private:
     QString _fullAvatarModelName;
     QUrl _animGraphUrl {""};
     bool _useSnapTurn { true };
+    bool _clearOverlayWhenDriving { false };
 
     // cache of the current HMD sensor position and orientation
     // in sensor space.

interface/src/ui/OverlayConductor.cpp

@@ -67,6 +67,40 @@ void OverlayConductor::update(float dt) {
 }
 
 void OverlayConductor::updateMode() {
+    MyAvatar* myAvatar = DependencyManager::get<AvatarManager>()->getMyAvatar();
+    if (myAvatar->getClearOverlayWhenDriving()) {
+        float speed = glm::length(myAvatar->getVelocity());
+        const float MIN_DRIVING = 0.2f;
+        const float MAX_NOT_DRIVING = 0.01f;
+        const quint64 REQUIRED_USECS_IN_NEW_MODE_BEFORE_INVISIBLE = 200 * 1000;
+        const quint64 REQUIRED_USECS_IN_NEW_MODE_BEFORE_VISIBLE = 1000 * 1000;
+        bool nowDriving = _driving; // Assume current _driving mode unless...
+        if (speed > MIN_DRIVING) {  // ... we're definitely moving...
+            nowDriving = true;
+        } else if (speed < MAX_NOT_DRIVING) { // ... or definitely not.
+            nowDriving = false;
+        }
+        // Check that we're in this new mode for long enough to really trigger a transition.
+        if (nowDriving == _driving) {  // If there's no change in state, clear any attepted timer.
+            _timeInPotentialMode = 0;
+        } else if (_timeInPotentialMode == 0) { // We've just changed with no timer, so start timing now.
+            _timeInPotentialMode = usecTimestampNow();
+        } else if ((usecTimestampNow() - _timeInPotentialMode) > (nowDriving ? REQUIRED_USECS_IN_NEW_MODE_BEFORE_INVISIBLE : REQUIRED_USECS_IN_NEW_MODE_BEFORE_VISIBLE)) {
+            _timeInPotentialMode = 0; // a real transition
+            if (nowDriving) {
+                _wantsOverlays = Menu::getInstance()->isOptionChecked(MenuOption::Overlays);
+            } else { // reset when coming out of driving
+                _mode = FLAT;  // Seems appropriate to let things reset, below, after the following.
+                // All reset of, e.g., room-scale location as though by apostrophe key, without all the other adjustments.
+                qApp->getActiveDisplayPlugin()->resetSensors();
+                myAvatar->reset(true, false, false);
+            }
+            if (_wantsOverlays) {
+                setEnabled(!nowDriving, false);
+            }
+            _driving = nowDriving;
+        } // Else haven't accumulated enough time in new mode, but keep timing.
+    }
 
     Mode newMode;
     if (qApp->isHMDMode()) {
@@ -84,10 +118,9 @@ void OverlayConductor::updateMode() {
             qApp->getApplicationCompositor().setModelTransform(identity);
             break;
         }
-        case STANDING: {
+        case STANDING: {  // STANDING mode is not currently used.
             // enter the STANDING state
             // place the overlay at the current hmd position in world space
-            MyAvatar* myAvatar = DependencyManager::get<AvatarManager>()->getMyAvatar();
             auto camMat = cancelOutRollAndPitch(myAvatar->getSensorToWorldMatrix() * qApp->getHMDSensorPose());
             Transform t;
             t.setTranslation(extractTranslation(camMat));
@@ -103,15 +136,18 @@ void OverlayConductor::updateMode() {
     }
 
     _mode = newMode;
+
 }
 
-void OverlayConductor::setEnabled(bool enabled) {
+void OverlayConductor::setEnabled(bool enabled, bool toggleQmlEvents) {
 
     if (enabled == _enabled) {
         return;
     }
 
-    Menu::getInstance()->setIsOptionChecked(MenuOption::Overlays, enabled);
+    if (toggleQmlEvents) { // Could recurse on us with the wrong toggleQmlEvents flag, and not need in the !toggleQmlEvent case anyway.
+        Menu::getInstance()->setIsOptionChecked(MenuOption::Overlays, enabled);
+    }
 
     _enabled = enabled; // set the new value
 
@@ -124,8 +160,10 @@ void OverlayConductor::setEnabled(bool enabled) {
         qApp->getOverlays().enable();
 
         // enable QML events
-        auto offscreenUi = DependencyManager::get<OffscreenUi>();
-        offscreenUi->getRootItem()->setEnabled(true);
+        if (toggleQmlEvents) {
+            auto offscreenUi = DependencyManager::get<OffscreenUi>();
+            offscreenUi->getRootItem()->setEnabled(true);
+        }
 
         if (_mode == STANDING) {
             // place the overlay at the current hmd position in world space
@@ -144,8 +182,10 @@ void OverlayConductor::setEnabled(bool enabled) {
         qApp->getOverlays().disable();
 
         // disable QML events
-        auto offscreenUi = DependencyManager::get<OffscreenUi>();
-        offscreenUi->getRootItem()->setEnabled(false);
+        if (toggleQmlEvents) { // I'd really rather always do this, but it looses drive state. bugzid:501
+            auto offscreenUi = DependencyManager::get<OffscreenUi>();
+            offscreenUi->getRootItem()->setEnabled(false);
+        }
     }
 }
 

interface/src/ui/OverlayConductor.h

@@ -17,7 +17,7 @@ public:
     ~OverlayConductor();
 
     void update(float dt);
-    void setEnabled(bool enable);
+    void setEnabled(bool enable, bool toggleQmlEvents = true);
     bool getEnabled() const;
 
 private:
@@ -31,6 +31,9 @@ private:
 
     Mode _mode { FLAT };
     bool _enabled { false };
+    bool _driving { false };
+    quint64 _timeInPotentialMode { 0 };
+    bool _wantsOverlays { true };
 };
 
 #endif

interface/src/ui/PreferencesDialog.cpp

@@ -61,6 +61,11 @@ void setupPreferences() {
         auto setter = [=](bool value) { myAvatar->setSnapTurn(value); };
         preferences->addPreference(new CheckPreference(AVATAR_BASICS, "Snap turn when in HMD", getter, setter));
     }
+    {
+        auto getter = [=]()->bool {return myAvatar->getClearOverlayWhenDriving(); };
+        auto setter = [=](bool value) { myAvatar->setClearOverlayWhenDriving(value); };
+        preferences->addPreference(new CheckPreference(AVATAR_BASICS, "Clear overlays when driving", getter, setter));
+    }
     {
         auto getter = []()->QString { return Snapshot::snapshotsLocation.get(); };
         auto setter = [](const QString& value) { Snapshot::snapshotsLocation.set(value); };

plugins/oculus/src/OculusBaseDisplayPlugin.cpp

@@ -13,6 +13,8 @@
 
 void OculusBaseDisplayPlugin::resetSensors() {
     ovr_RecenterTrackingOrigin(_session);
+
+    _currentRenderFrameInfo.renderPose = glm::mat4(); // identity
 }
 
 void OculusBaseDisplayPlugin::beginFrameRender(uint32_t frameIndex) {