Merge branch 'minorRefactor' into 'master'

BUG: Fix render window title display

See merge request iMSTK/iMSTK!402

Source/SimulationManager/VTKRenderer/imstkVTKViewer.cpp

@@ -46,7 +46,6 @@ VTKViewer::VTKViewer(SimulationManager* manager /*= nullptr*/, bool enableVR /*=
         m_vtkRenderWindow = vtkSmartPointer<vtkRenderWindow>::New();
         m_vtkRenderWindow->SetInteractor(vtkInteractor);
         m_vtkRenderWindow->SetSize(1000, 800);
-        m_vtkRenderWindow->SetSize(1000, 800);
 
         // Screen capture
         m_screenCapturer = std::make_shared<VTKScreenCaptureUtility>(m_vtkRenderWindow);
@@ -169,6 +168,7 @@ VTKViewer::startRenderingLoop()
     {
         m_vtkRenderWindow->GetInteractor()->Initialize();
         m_vtkRenderWindow->GetInteractor()->CreateOneShotTimer(0);
+        m_vtkRenderWindow->SetWindowName(m_windowName.c_str());
         m_vtkRenderWindow->GetInteractor()->Start();
         m_vtkRenderWindow->GetInteractor()->DestroyTimer();
     }
@@ -211,6 +211,7 @@ VTKViewer::setBackgroundColors(const Vec3d color1, const Vec3d color2 /*= Vec3d:
 void
 VTKViewer::setWindowTitle(const std::string& title)
 {
+    m_windowName = title;
     if (m_vtkRenderWindow)
     {
         m_vtkRenderWindow->SetWindowName(title.c_str());

Source/SimulationManager/VTKRenderer/imstkVTKViewer.h

@@ -105,6 +105,9 @@ public:
     virtual void setBackgroundColors(const Vec3d color1, const Vec3d color2 = Vec3d::Zero(),
                                      const bool gradientBackground = false) override;
 
+    ///
+    /// \brief set the window title
+    ///
     virtual void setWindowTitle(const std::string& title);
 
     ///
@@ -115,7 +118,8 @@ public:
 protected:
     vtkSmartPointer<vtkRenderWindow>    m_vtkRenderWindow;
     std::shared_ptr<VTKInteractorStyle> m_vtkInteractorStyle;
-    bool m_enableVR;
+    bool        m_enableVR;
+    std::string m_windowName = "imstk";
 
 #ifdef iMSTK_ENABLE_VR
     vtkSmartPointer<OpenVRCommand> m_openVRCommand;

Source/SimulationManager/imstkViewer.h

@@ -87,6 +87,9 @@ public:
     ///
     const std::shared_ptr<Renderer>& getActiveRenderer() const;
 
+    ///
+    /// \brief Set a string to be the title for the render window
+    ///
     virtual void setWindowTitle(const std::string& title) = 0;
 
     ///