23 #ifndef vtkOpenGLLight_h 
   24 #define vtkOpenGLLight_h 
   26 #include "vtkRenderingOpenGLModule.h"  
abstract specification for renderers 
 
static vtkLight * New()
Create a light with the focal point at the origin and its position set to (0,0,1). 
 
a simple class to control print indentation 
 
a virtual light for 3D rendering 
 
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses. 
 
virtual void Render(vtkRenderer *, int)
Abstract interface to renderer.