Resize the overlay framebuffer when the application window is resized

interface/src/Application.cpp

@@ -712,6 +712,7 @@ void Application::resizeGL(int width, int height) {
     resetCamerasOnResizeGL(_myCamera, width, height);
 
     glViewport(0, 0, width, height); // shouldn't this account for the menu???
+    _applicationOverlay.resize();
 
     updateProjectionMatrix();
     glLoadIdentity();

interface/src/ui/ApplicationOverlay.cpp

@@ -998,6 +998,12 @@ void ApplicationOverlay::renderTexturedHemisphere() {
 
 }
 
+void ApplicationOverlay::resize() {
+    delete _framebufferObject;
+    _framebufferObject = NULL;
+    // _framebufferObject is recreated at the correct size the next time it is accessed via getFramebufferObject().
+}
+
 QOpenGLFramebufferObject* ApplicationOverlay::getFramebufferObject() {
     if (!_framebufferObject) {
         _framebufferObject = new QOpenGLFramebufferObject(Application::getInstance()->getGLWidget()->size());

interface/src/ui/ApplicationOverlay.h

@@ -32,6 +32,7 @@ public:
     void displayOverlayTexture3DTV(Camera& whichCamera, float aspectRatio, float fov);
     void computeOculusPickRay(float x, float y, glm::vec3& direction) const;
     void getClickLocation(int &x, int &y) const;
+    void resize();
 
     // Getters
     QOpenGLFramebufferObject* getFramebufferObject();