31 #ifndef vtkVolumetricPass_h 
   32 #define vtkVolumetricPass_h 
   34 #include "vtkRenderingOpenGLModule.h"  
virtual void Render(const vtkRenderState *s)
Perform rendering according to a render state s. 
Render the volumetric geometry with property key filtering. 
static vtkDefaultPass * New()
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses. 
Context in which a vtkRenderPass will render. 
a simple class to control print indentation 
Implement the basic render passes.