Stereo rendering work

interface/src/Application.cpp

@@ -58,6 +58,8 @@
 #include <AutoUpdater.h>
 #include <DeferredLightingEffect.h>
 #include <DependencyManager.h>
+#include <plugins/PluginContainer.h>
+#include <plugins/PluginManager.h>
 #include <display-plugins/DisplayPlugin.h>
 
 #include <EntityScriptingInterface.h>
@@ -148,6 +150,8 @@
 
 #include "ui/overlays/Cube3DOverlay.h"
 
+#include "PluginContainerProxy.h"
+
 // ON WIndows PC, NVidia Optimus laptop, we want to enable NVIDIA GPU
 // FIXME seems to be broken.
 #if defined(Q_OS_WIN)
@@ -301,7 +305,7 @@ bool setupEssentials(int& argc, char** argv) {
 // continuing to overburden Application.cpp
 Cube3DOverlay* _keyboardFocusHighlight{ nullptr };
 int _keyboardFocusHighlightID{ -1 };
-
+PluginContainer* _pluginContainer;
 
 Application::Application(int& argc, char** argv, QElapsedTimer &startup_time) :
         QApplication(argc, argv),
@@ -351,7 +355,9 @@ Application::Application(int& argc, char** argv, QElapsedTimer &startup_time) :
         _applicationOverlay()
 {
     setInstance(this);
-    Plugin::setContainer(this);
+
+    _pluginContainer = new PluginContainerProxy();
+    Plugin::setContainer(_pluginContainer);
 #ifdef Q_OS_WIN
     installNativeEventFilter(&MyNativeEventFilter::getInstance());
 #endif
@@ -1262,6 +1268,7 @@ void Application::resizeGL() {
         // Possible change in aspect ratio
         loadViewFrustum(_myCamera, _viewFrustum);
         float fov = glm::radians(DEFAULT_FIELD_OF_VIEW_DEGREES);
+        // FIXME the aspect ratio for stereo displays is incorrect based on this.
         float aspectRatio = aspect(_renderResolution);
         _myCamera.setProjection(glm::perspective(fov, aspectRatio, DEFAULT_NEAR_CLIP, DEFAULT_FAR_CLIP));
     }
@@ -1421,7 +1428,15 @@ void Application::keyPressEvent(QKeyEvent* event) {
                 break;
             case Qt::Key_Enter:
             case Qt::Key_Return:
-                Menu::getInstance()->triggerOption(MenuOption::AddressBar);
+                if (isOption) {
+                    if (_window->isFullScreen()) {
+                        _pluginContainer->unsetFullscreen();
+                    } else {
+                        _pluginContainer->setFullscreen(nullptr);
+                    }
+                } else {
+                    Menu::getInstance()->triggerOption(MenuOption::AddressBar);
+                }
                 break;
 
             case Qt::Key_B:
@@ -4617,10 +4632,6 @@ void Application::checkSkeleton() {
     }
 }
 
-bool Application::isForeground() { 
-    return _isForeground && !getWindow()->isMinimized(); 
-}
-
 void Application::activeChanged(Qt::ApplicationState state) {
     switch (state) {
         case Qt::ApplicationActive:
@@ -4726,6 +4737,10 @@ const DisplayPlugin * Application::getActiveDisplayPlugin() const {
     return ((Application*)this)->getActiveDisplayPlugin();
 }
 
+bool _activatingDisplayPlugin{ false };
+QVector<QPair<QString, QString>> _currentDisplayPluginActions;
+QVector<QPair<QString, QString>> _currentInputPluginActions;
+
 
 static void addDisplayPluginToMenu(DisplayPluginPointer displayPlugin, bool active = false) {
     auto menu = Menu::getInstance();
@@ -4747,9 +4762,6 @@ static void addDisplayPluginToMenu(DisplayPluginPointer displayPlugin, bool acti
     Q_ASSERT(menu->menuItemExists(MenuOption::OutputMenu, name));
 }
 
-static QVector<QPair<QString, QString>> _currentDisplayPluginActions;
-static bool _activatingDisplayPlugin{false};
-
 void Application::updateDisplayMode() {
     auto menu = Menu::getInstance();
     auto displayPlugins = PluginManager::getInstance()->getDisplayPlugins();
@@ -4816,7 +4828,7 @@ void Application::updateDisplayMode() {
         // Only show the hmd tools after the correct plugin has
         // been activated so that it's UI is setup correctly
         if (newPluginWantsHMDTools) {
-            showDisplayPluginsTools();
+            _pluginContainer->showDisplayPluginsTools();
         }
 
         if (oldDisplayPlugin) {
@@ -4834,9 +4846,6 @@ void Application::updateDisplayMode() {
     Q_ASSERT_X(_displayPlugin, "Application::updateDisplayMode", "could not find an activated display plugin");
 }
 
-static QVector<QPair<QString, QString>> _currentInputPluginActions;
-
-
 static void addInputPluginToMenu(InputPluginPointer inputPlugin, bool active = false) {
     auto menu = Menu::getInstance();
     QString name = inputPlugin->getName();
@@ -4910,42 +4919,6 @@ void Application::updateInputModes() {
     //}
 }
 
-void Application::addMenu(const QString& menuName) {
-    Menu::getInstance()->addMenu(menuName);
-}
-
-void Application::removeMenu(const QString& menuName) {
-    Menu::getInstance()->removeMenu(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 = menu->addActionToQMenuAndActionHash(parentItem, name);
-    connect(action, &QAction::triggered, [=] {
-        onClicked(action->isChecked());
-    });
-    action->setCheckable(checkable);
-    action->setChecked(checked);
-    if (_activatingDisplayPlugin) {
-        _currentDisplayPluginActions.push_back({ path, name });
-    } else {
-        _currentInputPluginActions.push_back({ path, name });
-    }
-}
-
-void Application::removeMenuItem(const QString& menuName, const QString& menuItem) {
-    Menu::getInstance()->removeMenuItem(menuName, menuItem);
-}
-
-bool Application::isOptionChecked(const QString& name) {
-    return Menu::getInstance()->isOptionChecked(name);
-}
-
-void Application::setIsOptionChecked(const QString& path, bool checked) {
-    Menu::getInstance()->setIsOptionChecked(path, checked);
-}
-
 mat4 Application::getEyeProjection(int eye) const {
     if (isHMDMode()) {
         return getActiveDisplayPlugin()->getProjection((Eye)eye, _viewFrustum.getProjection());
@@ -4978,89 +4951,6 @@ mat4 Application::getHMDSensorPose() const {
     return mat4();
 }
 
-// FIXME there is a bug in the fullscreen setting, where leaving
-// fullscreen does not restore the window frame, making it difficult
-// or impossible to move or size the window.
-// Additionally, setting fullscreen isn't hiding the menu on windows
-// make it useless for stereoscopic modes.
-void Application::setFullscreen(const QScreen* target) {
-    if (!_window->isFullScreen()) {
-        _savedGeometry = _window->geometry();
-    }
-#ifdef Q_OS_MAC
-    _window->setGeometry(target->availableGeometry());
-#endif
-    _window->windowHandle()->setScreen((QScreen*)target);
-    _window->showFullScreen();
-    
-#ifndef Q_OS_MAC
-    // also hide the QMainWindow's menuBar
-    QMenuBar* menuBar = _window->menuBar();
-    if (menuBar) {
-        menuBar->setVisible(false);
-    }
-#endif
-}
-
-void Application::unsetFullscreen(const QScreen* avoid) {
-    _window->showNormal();
-    
-    QRect targetGeometry = _savedGeometry;
-    if (avoid != nullptr) {
-        QRect avoidGeometry = avoid->geometry();
-        if (avoidGeometry.contains(targetGeometry.topLeft())) {
-            QScreen* newTarget = primaryScreen();
-            if (newTarget == avoid) {
-                foreach(auto screen, screens()) {
-                    if (screen != avoid) {
-                        newTarget = screen;
-                        break;
-                    }
-                }
-            }
-            targetGeometry = newTarget->availableGeometry();
-        }
-    }
-#ifdef Q_OS_MAC
-    QTimer* timer = new QTimer();
-    timer->singleShot(2000, [=] {
-        _window->setGeometry(targetGeometry);
-        timer->deleteLater();
-    });
-#else
-    _window->setGeometry(targetGeometry);
-#endif
-
-#ifndef Q_OS_MAC
-    // also show the QMainWindow's menuBar
-    QMenuBar* menuBar = _window->menuBar();
-    if (menuBar) {
-        menuBar->setVisible(true);
-    }
-#endif
-}
-
-
-void Application::showDisplayPluginsTools() {
-    DependencyManager::get<DialogsManager>()->hmdTools(true);
-}
-
-QGLWidget* Application::getPrimarySurface() {
-    return _glWidget;
-}
-
-void Application::setActiveDisplayPlugin(const QString& pluginName) {
-    auto menu = Menu::getInstance();
-    foreach(DisplayPluginPointer displayPlugin, PluginManager::getInstance()->getDisplayPlugins()) {
-        QString name = displayPlugin->getName();
-        QAction* action = menu->getActionForOption(name);
-        if (pluginName == name) {
-            action->setChecked(true);
-        }
-    }
-    updateDisplayMode();
-}
-
 void Application::setPalmData(Hand* hand, UserInputMapper::PoseValue pose, float deltaTime, int index) {
     PalmData* palm;
     bool foundHand = false;

interface/src/Application.h

@@ -26,18 +26,18 @@
 #include <EntityEditPacketSender.h>
 #include <EntityTreeRenderer.h>
 #include <GeometryCache.h>
+#include <input-plugins/KeyboardMouseDevice.h>
 #include <NodeList.h>
 #include <OctreeQuery.h>
 #include <OffscreenUi.h>
 #include <PhysicalEntitySimulation.h>
 #include <PhysicsEngine.h>
+#include <plugins/Forward.h>
 #include <ScriptEngine.h>
 #include <ShapeManager.h>
 #include <StDev.h>
 #include <udt/PacketHeaders.h>
 #include <ViewFrustum.h>
-#include <plugins/PluginContainer.h>
-#include <plugins/PluginManager.h>
 #include <SimpleMovingAverage.h>
 
 #include "AudioClient.h"
@@ -50,7 +50,6 @@
 #include "Stars.h"
 #include "avatar/Avatar.h"
 #include "avatar/MyAvatar.h"
-#include <input-plugins/KeyboardMouseDevice.h>
 #include "scripting/ControllerScriptingInterface.h"
 #include "scripting/DialogsManagerScriptingInterface.h"
 #include "scripting/WebWindowClass.h"
@@ -132,7 +131,7 @@ class Application;
 
 typedef bool (Application::* AcceptURLMethod)(const QString &);
 
-class Application : public QApplication, public AbstractViewStateInterface, public AbstractScriptingServicesInterface, PluginContainer {
+class Application : public QApplication, public AbstractViewStateInterface, public AbstractScriptingServicesInterface {
     Q_OBJECT
 
     friend class OctreePacketProcessor;
@@ -280,23 +279,10 @@ public:
     virtual void endOverrideEnvironmentData() { _environment.endOverride(); }
     virtual qreal getDevicePixelRatio();
 
-    // Plugin container support
-    virtual void addMenu(const QString& menuName);
-    virtual void removeMenu(const QString& menuName);
-    virtual void addMenuItem(const QString& path, const QString& name, std::function<void(bool)> onClicked, bool checkable, bool checked, const QString& groupName);
-    virtual void removeMenuItem(const QString& menuName, const QString& menuItem);
-    virtual bool isOptionChecked(const QString& name);
-    virtual void setIsOptionChecked(const QString& path, bool checked);
-    virtual void setFullscreen(const QScreen* target) override;
-    virtual void unsetFullscreen(const QScreen* avoid) override;
-    virtual void showDisplayPluginsTools() override;
-    virtual QGLWidget* getPrimarySurface() override;
-    virtual bool isForeground() override;
-
     void setActiveDisplayPlugin(const QString& pluginName);
 
-    DisplayPlugin * getActiveDisplayPlugin();
-    const DisplayPlugin * getActiveDisplayPlugin() const;
+    DisplayPlugin* getActiveDisplayPlugin();
+    const DisplayPlugin* getActiveDisplayPlugin() const;
 
 public:
 
@@ -691,6 +677,8 @@ private:
     int _simsPerSecondReport = 0;
     quint64 _lastSimsPerSecondUpdate = 0;
     bool _isForeground = true; // starts out assumed to be in foreground
+
+    friend class PluginContainerProxy;
 };
 
 #endif // hifi_Application_h

interface/src/Menu.cpp

@@ -16,11 +16,13 @@
 #include <AddressManager.h>
 #include <AudioClient.h>
 #include <DependencyManager.h>
+#include <display-plugins/DisplayPlugin.h>
 #include <PathUtils.h>
 #include <SettingHandle.h>
 #include <UserActivityLogger.h>
 #include <VrMenu.h>
 
+
 #include "Application.h"
 #include "AccountManager.h"
 #include "audio/AudioScope.h"
@@ -220,7 +222,7 @@ Menu::Menu() {
     addActionToQMenuAndActionHash(toolsMenu, MenuOption::PackageModel, 0,
                                   qApp, SLOT(packageModel()));
 
-    MenuWrapper* displayMenu = addMenu("Display");
+    MenuWrapper* displayMenu = addMenu(DisplayPlugin::MENU_PATH);
     {
         MenuWrapper* displayModeMenu = addMenu(MenuOption::OutputMenu);
         QActionGroup* displayModeGroup = new QActionGroup(displayModeMenu);

interface/src/PluginContainerProxy.cpp

@@ -0,0 +1,161 @@
+#include "PluginContainerProxy.h"
+
+#include <QScreen>
+#include <QWindow>
+
+#include <plugins/Plugin.h>
+#include <plugins/PluginManager.h>
+#include <display-plugins/DisplayPlugin.h>
+
+#include "Application.h"
+#include "MainWindow.h"
+#include "GLCanvas.h"
+#include "ui/DialogsManager.h"
+
+PluginContainerProxy::PluginContainerProxy() {
+    Plugin::setContainer(this);
+}
+
+bool PluginContainerProxy::isForeground() {
+    return qApp->_isForeground && !qApp->getWindow()->isMinimized();
+}
+
+void PluginContainerProxy::addMenu(const QString& menuName) {
+    Menu::getInstance()->addMenu(menuName);
+}
+
+void PluginContainerProxy::removeMenu(const QString& menuName) {
+    Menu::getInstance()->removeMenu(menuName);
+}
+
+extern bool _activatingDisplayPlugin;
+extern QVector<QPair<QString, QString>> _currentDisplayPluginActions;
+extern QVector<QPair<QString, QString>> _currentInputPluginActions;
+std::map<QString, QActionGroup*> _exclusiveGroups;
+
+QAction* PluginContainerProxy::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 = menu->addActionToQMenuAndActionHash(parentItem, name);
+    if (!groupName.isEmpty()) {
+        QActionGroup* group{ nullptr };
+        if (!_exclusiveGroups.count(groupName)) {
+            group = _exclusiveGroups[groupName] = new QActionGroup(menu);
+            group->setExclusive(true);
+        } else {
+            group = _exclusiveGroups[groupName];
+        }
+        group->addAction(action);
+    }
+    connect(action, &QAction::triggered, [=] {
+        onClicked(action->isChecked());
+    });
+    action->setCheckable(checkable);
+    action->setChecked(checked);
+    if (_activatingDisplayPlugin) {
+        _currentDisplayPluginActions.push_back({ path, name });
+    } else {
+        _currentInputPluginActions.push_back({ path, name });
+    }
+    return action;
+}
+
+void PluginContainerProxy::removeMenuItem(const QString& menuName, const QString& menuItem) {
+    Menu::getInstance()->removeMenuItem(menuName, menuItem);
+}
+
+bool PluginContainerProxy::isOptionChecked(const QString& name) {
+    return Menu::getInstance()->isOptionChecked(name);
+}
+
+void PluginContainerProxy::setIsOptionChecked(const QString& path, bool checked) {
+    Menu::getInstance()->setIsOptionChecked(path, checked);
+}
+
+// FIXME there is a bug in the fullscreen setting, where leaving
+// fullscreen does not restore the window frame, making it difficult
+// or impossible to move or size the window.
+// Additionally, setting fullscreen isn't hiding the menu on windows
+// make it useless for stereoscopic modes.
+void PluginContainerProxy::setFullscreen(const QScreen* target, bool hideMenu) {
+    auto _window = qApp->_window;
+    if (!_window->isFullScreen()) {
+        _savedGeometry = _window->geometry();
+    }
+    if (nullptr == target) {
+        // FIXME target the screen where the window currently is
+        target = qApp->primaryScreen();
+    }
+
+    _window->setGeometry(target->availableGeometry());
+    _window->windowHandle()->setScreen((QScreen*)target);
+    _window->showFullScreen();
+
+#ifndef Q_OS_MAC
+    // also hide the QMainWindow's menuBar
+    QMenuBar* menuBar = _window->menuBar();
+    if (menuBar && hideMenu) {
+        menuBar->setVisible(false);
+    }
+#endif
+}
+
+void PluginContainerProxy::unsetFullscreen(const QScreen* avoid) {
+    auto _window = qApp->_window;
+    _window->showNormal();
+
+    QRect targetGeometry = _savedGeometry;
+    if (avoid != nullptr) {
+        QRect avoidGeometry = avoid->geometry();
+        if (avoidGeometry.contains(targetGeometry.topLeft())) {
+            QScreen* newTarget = qApp->primaryScreen();
+            if (newTarget == avoid) {
+                foreach(auto screen, qApp->screens()) {
+                    if (screen != avoid) {
+                        newTarget = screen;
+                        break;
+                    }
+                }
+            }
+            targetGeometry = newTarget->availableGeometry();
+        }
+    }
+#ifdef Q_OS_MAC
+    QTimer* timer = new QTimer();
+    timer->singleShot(2000, [=] {
+        _window->setGeometry(targetGeometry);
+        timer->deleteLater();
+    });
+#else
+    _window->setGeometry(targetGeometry);
+#endif
+
+#ifndef Q_OS_MAC
+    // also show the QMainWindow's menuBar
+    QMenuBar* menuBar = _window->menuBar();
+    if (menuBar) {
+        menuBar->setVisible(true);
+    }
+#endif
+}
+
+
+void PluginContainerProxy::showDisplayPluginsTools() {
+    DependencyManager::get<DialogsManager>()->hmdTools(true);
+}
+
+QGLWidget* PluginContainerProxy::getPrimarySurface() {
+    return qApp->_glWidget;
+}
+
+void Application::setActiveDisplayPlugin(const QString& pluginName) {
+    auto menu = Menu::getInstance();
+    foreach(DisplayPluginPointer displayPlugin, PluginManager::getInstance()->getDisplayPlugins()) {
+        QString name = displayPlugin->getName();
+        QAction* action = menu->getActionForOption(name);
+        if (pluginName == name) {
+            action->setChecked(true);
+        }
+    }
+    updateDisplayMode();
+}

interface/src/PluginContainerProxy.h

@@ -0,0 +1,30 @@
+#pragma once
+#ifndef hifi_PluginContainerProxy_h
+#define hifi_PluginContainerProxy_h
+
+#include <QObject>
+#include <QRect>
+
+#include <plugins/Forward.h>
+#include <plugins/PluginContainer.h>
+
+class PluginContainerProxy : public QObject, PluginContainer {
+    Q_OBJECT
+    PluginContainerProxy();
+    virtual void addMenu(const QString& menuName) override;
+    virtual void removeMenu(const QString& menuName) override;
+    virtual QAction* addMenuItem(const QString& path, const QString& name, std::function<void(bool)> onClicked, bool checkable = false, bool checked = false, const QString& groupName = "") override;
+    virtual void removeMenuItem(const QString& menuName, const QString& menuItem) override;
+    virtual bool isOptionChecked(const QString& name) override;
+    virtual void setIsOptionChecked(const QString& path, bool checked);
+    virtual void setFullscreen(const QScreen* targetScreen, bool hideMenu = true) override;
+    virtual void unsetFullscreen(const QScreen* avoidScreen = nullptr) override;
+    virtual void showDisplayPluginsTools() override;
+    virtual QGLWidget* getPrimarySurface() override;
+    virtual bool isForeground() override;
+    QRect _savedGeometry{ 10, 120, 800, 600 };
+
+    friend class Application;
+};
+
+#endif

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

@@ -13,7 +13,6 @@
 
 const QString Basic2DWindowOpenGLDisplayPlugin::NAME("2D Display");
 
-static const QString MENU_PATH = "Display";
 static const QString FULLSCREEN = "Fullscreen";
 
 const QString& Basic2DWindowOpenGLDisplayPlugin::getName() const {

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

@@ -18,6 +18,8 @@
 #include "oculus/OculusDisplayPlugin.h"
 #include "oculus/OculusLegacyDisplayPlugin.h"
 
+const QString DisplayPlugin::MENU_PATH{ "Display" };
+
 // TODO migrate to a DLL model where plugins are discovered and loaded at runtime by the PluginManager class
 DisplayPluginList getDisplayPlugins() {
     DisplayPlugin* PLUGIN_POOL[] = {
@@ -27,9 +29,11 @@ DisplayPluginList getDisplayPlugins() {
 #endif
 
         // Stereo modes
-        // FIXME fix stereo display plugins
+
+        // SBS left/right
         new SideBySideStereoDisplayPlugin(),
-        //new InterleavedStereoDisplayPlugin(),
+        // Interleaved left/right
+        new InterleavedStereoDisplayPlugin(),
 
         // HMDs
 

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

@@ -115,7 +115,7 @@ public:
     virtual void resetSensors() {}
     virtual float devicePixelRatio() { return 1.0;  }
 
-
+    static const QString MENU_PATH;
 signals:
     void recommendedFramebufferSizeChanged(const QSize & size);
     void requestRender();

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

@@ -105,7 +105,7 @@ bool OpenGLDisplayPlugin::eventFilter(QObject* receiver, QEvent* event) {
 void OpenGLDisplayPlugin::display(
     GLuint finalTexture, const glm::uvec2& sceneSize) {
     using namespace oglplus;
-    uvec2 size = getRecommendedRenderSize();
+    uvec2 size = getSurfaceSize();
     Context::Viewport(size.x, size.y);
     glBindTexture(GL_TEXTURE_2D, finalTexture);
     drawUnitQuad();

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

@@ -33,6 +33,7 @@ public:
 protected:
     virtual void customizeContext();
     virtual void drawUnitQuad();
+    virtual glm::uvec2 getSurfaceSize() const = 0;
     virtual void makeCurrent() = 0;
     virtual void doneCurrent() = 0;
     virtual void swapBuffers() = 0;

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

@@ -16,6 +16,10 @@ WindowOpenGLDisplayPlugin::WindowOpenGLDisplayPlugin() {
 }
 
 glm::uvec2 WindowOpenGLDisplayPlugin::getRecommendedRenderSize() const {
+    return getSurfaceSize();
+}
+
+glm::uvec2 WindowOpenGLDisplayPlugin::getSurfaceSize() const {
     uvec2 result;
     if (_window) {
         result = toGlm(_window->geometry().size() * _window->devicePixelRatio());
@@ -23,6 +27,7 @@ glm::uvec2 WindowOpenGLDisplayPlugin::getRecommendedRenderSize() const {
     return result;
 }
 
+
 glm::uvec2 WindowOpenGLDisplayPlugin::getRecommendedUiSize() const {
     uvec2 result;
     if (_window) {

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

@@ -21,6 +21,7 @@ public:
     virtual void deactivate() override;
 
 protected:
+    virtual glm::uvec2 getSurfaceSize() const override final;
     virtual void makeCurrent() override;
     virtual void doneCurrent() override;
     virtual void swapBuffers() override;

libraries/display-plugins/src/display-plugins/stereo/InterleavedStereoDisplayPlugin.cpp

@@ -17,6 +17,42 @@
 
 #include <gpu/GLBackend.h>
 
+static const char * INTERLEAVED_TEXTURED_VS = R"VS(#version 410 core
+#pragma line __LINE__
+
+in vec3 Position;
+in vec2 TexCoord;
+
+out vec2 vTexCoord;
+
+void main() {
+  gl_Position = vec4(Position, 1);
+  vTexCoord = TexCoord;
+}
+
+)VS";
+
+static const char * INTERLEAVED_TEXTURED_FS = R"FS(#version 410 core
+#pragma line __LINE__
+
+uniform sampler2D sampler;
+uniform ivec2 textureSize;
+
+in vec2 vTexCoord;
+out vec4 FragColor;
+
+void main() {
+    ivec2 texCoord = ivec2(floor(vTexCoord * textureSize));
+    texCoord.x /= 2;
+    int row = int(floor(gl_FragCoord.y));
+    if (row % 2 > 0) {
+        texCoord.x += (textureSize.x / 2);
+    }
+    FragColor = texelFetch(sampler, texCoord, 0); //texture(sampler, texCoord);
+}
+
+)FS";
+
 const QString InterleavedStereoDisplayPlugin::NAME("Interleaved Stereo Display");
 
 const QString & InterleavedStereoDisplayPlugin::getName() const {
@@ -29,5 +65,20 @@ InterleavedStereoDisplayPlugin::InterleavedStereoDisplayPlugin() {
 void InterleavedStereoDisplayPlugin::customizeContext() {
     StereoDisplayPlugin::customizeContext();
     // Set up the stencil buffers?  Or use a custom shader?
-
+    compileProgram(_program, INTERLEAVED_TEXTURED_VS, INTERLEAVED_TEXTURED_FS);
 }
+
+glm::uvec2 InterleavedStereoDisplayPlugin::getRecommendedRenderSize() const {
+    uvec2 result = WindowOpenGLDisplayPlugin::getRecommendedRenderSize();
+    result.x *= 2;
+    result.y /= 2;
+    return result;
+}
+
+void InterleavedStereoDisplayPlugin::display(
+    GLuint finalTexture, const glm::uvec2& sceneSize) {
+    using namespace oglplus;
+    _program->Bind();
+    Uniform<ivec2>(*_program, "textureSize").SetValue(sceneSize);
+    WindowOpenGLDisplayPlugin::display(finalTexture, sceneSize);
+}

libraries/display-plugins/src/display-plugins/stereo/InterleavedStereoDisplayPlugin.h

@@ -18,6 +18,9 @@ public:
     // initialize OpenGL context settings needed by the plugin
     virtual void customizeContext() override;
 
+    virtual glm::uvec2 getRecommendedRenderSize() const override;
+    void display(GLuint finalTexture, const glm::uvec2& sceneSize) override;
+
 private:
     static const QString NAME;
 };

libraries/display-plugins/src/display-plugins/stereo/SideBySideStereoDisplayPlugin.cpp

@@ -21,9 +21,6 @@
 
 const QString SideBySideStereoDisplayPlugin::NAME("3D TV - Side by Side Stereo");
 
-static const QString MENU_PATH = "Display";
-static const QString FULLSCREEN = "Fullscreen";
-
 const QString & SideBySideStereoDisplayPlugin::getName() const {
     return NAME;
 }
@@ -31,20 +28,10 @@ const QString & SideBySideStereoDisplayPlugin::getName() const {
 SideBySideStereoDisplayPlugin::SideBySideStereoDisplayPlugin() {
 }
 
-void SideBySideStereoDisplayPlugin::activate() {
-    CONTAINER->addMenu(MENU_PATH);
-    CONTAINER->addMenuItem(MENU_PATH, FULLSCREEN,
-        [this](bool clicked) {
-            if (clicked) {
-                CONTAINER->setFullscreen(getFullscreenTarget());
-            } else {
-                CONTAINER->unsetFullscreen();
-            }
-        }, true, false);
-    StereoDisplayPlugin::activate();
+glm::uvec2 SideBySideStereoDisplayPlugin::getRecommendedRenderSize() const {
+    uvec2 result = WindowOpenGLDisplayPlugin::getRecommendedRenderSize();
+    result.x *= 2;
+    return result;
 }
 
-// FIXME target the screen the window is currently on
-QScreen* SideBySideStereoDisplayPlugin::getFullscreenTarget() {
-    return qApp->primaryScreen();
-}
+

libraries/display-plugins/src/display-plugins/stereo/SideBySideStereoDisplayPlugin.h

@@ -16,8 +16,7 @@ class SideBySideStereoDisplayPlugin : public StereoDisplayPlugin {
 public:
     SideBySideStereoDisplayPlugin();
     virtual const QString& getName() const override;
-    virtual void activate() override;
+    virtual glm::uvec2 getRecommendedRenderSize() const override;
 private:
-    QScreen* getFullscreenTarget();
     static const QString NAME;
 };

libraries/display-plugins/src/display-plugins/stereo/StereoDisplayPlugin.cpp

@@ -10,11 +10,14 @@
 
 #include <QApplication>
 #include <QDesktopWidget>
+#include <QAction>
 
 #include <gpu/GLBackend.h>
 #include <ViewFrustum.h>
 #include <MatrixStack.h>
 #include <plugins/PluginContainer.h>
+#include <QGuiApplication>
+#include <QScreen>
 
 StereoDisplayPlugin::StereoDisplayPlugin() {
 }
@@ -29,11 +32,14 @@ const float DEFAULT_IPD = 0.064f;
 const float HALF_DEFAULT_IPD = DEFAULT_IPD / 2.0f;
 
 glm::mat4 StereoDisplayPlugin::getProjection(Eye eye, const glm::mat4& baseProjection) const {
-    // FIXME check for mono eye and provide a combined matrix, needed for proper
-    // culling
     // Refer to http://www.nvidia.com/content/gtc-2010/pdfs/2010_gtc2010.pdf on creating 
     // stereo projection matrices.  Do NOT use "toe-in", use translation.
 
+    if (eye == Mono) {
+        // FIXME provide a combined matrix, needed for proper culling
+        return baseProjection;
+    }
+
     float nearZ = DEFAULT_NEAR_CLIP; // near clipping plane
     float screenZ = 0.25f; // screen projection plane
     // FIXME verify this is the right calculation
@@ -52,10 +58,36 @@ glm::mat4 StereoDisplayPlugin::getEyePose(Eye eye) const {
     return glm::translate(mat4(), vec3(modelviewShift, 0, 0));
 }
 
+std::vector<QAction*> _screenActions;
 void StereoDisplayPlugin::activate() {
+    auto screens = qApp->screens();
+    _screenActions.resize(screens.size());
+    for (int i = 0; i < screens.size(); ++i) {
+        auto screen = screens.at(i);
+        QString name = QString("Screen %1: %2").arg(i + 1).arg(screen->name());
+        bool checked = false;
+        if (screen == qApp->primaryScreen()) {
+            checked = true;
+        }
+        auto action = CONTAINER->addMenuItem(MENU_PATH, name,
+            [this](bool clicked) { updateScreen(); }, true, checked, "Screens");
+        _screenActions[i] = action;
+    }
+    CONTAINER->setFullscreen(qApp->primaryScreen());
     WindowOpenGLDisplayPlugin::activate();
-    // FIXME there is a bug in the fullscreen setting, see
-    // Application::setFullscreen
-    //CONTAINER->setFullscreen(qApp->primaryScreen());
-    // FIXME Add menu items
+}
+
+void StereoDisplayPlugin::updateScreen() {
+    for (int i = 0; i < _screenActions.size(); ++i) {
+        if (_screenActions[i]->isChecked()) {
+            CONTAINER->setFullscreen(qApp->screens().at(i));
+            break;
+        }
+    }
+}
+
+void StereoDisplayPlugin::deactivate() {
+    _screenActions.clear();
+    CONTAINER->unsetFullscreen();
+    WindowOpenGLDisplayPlugin::deactivate();
 }

libraries/display-plugins/src/display-plugins/stereo/StereoDisplayPlugin.h

@@ -17,10 +17,12 @@ public:
     virtual bool isSupported() const override final;
 
     virtual void activate() override;
+    virtual void deactivate() override;
 
     virtual glm::mat4 getProjection(Eye eye, const glm::mat4& baseProjection) const override;
     virtual glm::mat4 getEyePose(Eye eye) const override;
 
 protected:
+    void updateScreen();
     float _ipd{ 0.064f };
 };

libraries/plugins/src/plugins/Forward.h

@@ -0,0 +1,23 @@
+//
+//  Created by Bradley Austin Davis on 2015/08/08
+//  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
+//
+#pragma once
+
+#include <QList>
+#include <QVector>
+#include <QSharedPointer>
+
+class DisplayPlugin;
+class InputPlugin;
+class Plugin;
+class PluginContainer;
+class PluginManager;
+
+using DisplayPluginPointer = QSharedPointer<DisplayPlugin>;
+using DisplayPluginList = QVector<DisplayPluginPointer>;
+using InputPluginPointer = QSharedPointer<InputPlugin>;
+using InputPluginList = QVector<InputPluginPointer>;

libraries/plugins/src/plugins/Plugin.cpp

@@ -1,3 +1,10 @@
+//
+//  Created by Bradley Austin Davis on 2015/08/08
+//  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 "Plugin.h"
 
 PluginContainer* Plugin::CONTAINER{ nullptr };

libraries/plugins/src/plugins/Plugin.h

@@ -1,9 +1,16 @@
+//
+//  Created by Bradley Austin Davis on 2015/08/08
+//  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
+//
 #pragma once
 
 #include <QString>
 #include <QObject>
 
-class PluginContainer;
+#include "Forward.h"
 
 class Plugin : public QObject {
 public:

libraries/plugins/src/plugins/PluginContainer.h

@@ -7,9 +7,10 @@
 //
 #pragma once
 
-#include <QString>
 #include <functional>
+#include <QString>
 
+class QAction;
 class QGLWidget;
 class QScreen;
 
@@ -18,11 +19,11 @@ public:
     PluginContainer();
     virtual void addMenu(const QString& menuName) = 0;
     virtual void removeMenu(const QString& menuName) = 0;
-    virtual void addMenuItem(const QString& path, const QString& name, std::function<void(bool)> onClicked, bool checkable = false, bool checked = false, const QString& groupName = "") = 0;
+    virtual QAction* addMenuItem(const QString& path, const QString& name, std::function<void(bool)> onClicked, bool checkable = false, bool checked = false, const QString& groupName = "") = 0;
     virtual void removeMenuItem(const QString& menuName, const QString& menuItem) = 0;
     virtual bool isOptionChecked(const QString& name) = 0;
     virtual void setIsOptionChecked(const QString& path, bool checked) = 0;
-    virtual void setFullscreen(const QScreen* targetScreen) = 0;
+    virtual void setFullscreen(const QScreen* targetScreen, bool hideMenu = false) = 0;
     virtual void unsetFullscreen(const QScreen* avoidScreen = nullptr) = 0;
     virtual void showDisplayPluginsTools() = 0;
     virtual QGLWidget* getPrimarySurface() = 0;

libraries/plugins/src/plugins/PluginManager.cpp

@@ -1,7 +1,13 @@
+//
+//  Created by Bradley Austin Davis on 2015/08/08
+//  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 "PluginManager.h"
 #include <mutex>
 
-
 PluginManager* PluginManager::getInstance() {
     static PluginManager _manager;
     return &_manager;

libraries/plugins/src/plugins/PluginManager.h

@@ -1,17 +1,13 @@
+//
+//  Created by Bradley Austin Davis on 2015/08/08
+//  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
+//
 #pragma once
 
-#include "Plugin.h"
-#include <QList>
-#include <QVector>
-#include <QSharedPointer>
-
-class DisplayPlugin;
-class InputPlugin;
-
-using DisplayPluginPointer = QSharedPointer<DisplayPlugin>;
-using DisplayPluginList = QVector<DisplayPluginPointer>;
-using InputPluginPointer = QSharedPointer<InputPlugin>;
-using InputPluginList = QVector<InputPluginPointer>;
+#include "Forward.h"
 
 class PluginManager : public QObject {
 public: