Developing software for 3-D simulation and visualization in virtual reality environments  including the Michigan Immersive Digital Experience Nexus (MIDEN)  Stereo Wall  Tiled Display  Oculus Rift  Microsoft HoloLens Using: Assimp  GDAL  VRML  OpenSG  OpenGL  NVIDIA PhysX  FMOD  VRPN  ZeroMQ  Microsoft Visual Studio  C++  C  GCScript  XML  HTML  CSS  Microsoft Windows XP  Vista  7  8