Include files

  #include <Taligent/GUICompoundDocument.h>  //TDocumentComponentView declarations
  #include <Taligent/Graphics3D.h>           //3-D graphics classes declarations
  #include <Taligent/Bundles3D.h>            //TGrafBundle3D declarations
  #include <Taligent/Sweep3D.h>              //3-D sweep classes declarations
  #include <Taligent/Cameras.h>              //Declarations for cameras
  #include <Taligent/SceneBundle.h>          //Global scene attribute declarations
  #include <Taligent/RGBColor.h>             //TRGBColor declarations
  #include <Taligent/MouseInput.h>           //Needed for hit detection