29 #ifndef vtkOpenGLImageMapper_h 
   30 #define vtkOpenGLImageMapper_h 
   32 #include "vtkRenderingOpenGLModule.h"  
virtual void RenderData(vtkViewport *, vtkImageData *, vtkActor2D *)=0
 
abstract specification for Viewports 
 
void RenderOverlay(vtkViewport *viewport, vtkActor2D *actor)
 
a actor that draws 2D data 
 
2D image display support for OpenGL 
 
a simple class to control print indentation 
 
topologically and geometrically regular array of data 
 
void PrintSelf(ostream &os, vtkIndent indent)
 
static vtkImageMapper * New()
 
void RenderStart(vtkViewport *viewport, vtkActor2D *actor)