33 #ifndef vtkDirectionEncoder_h
34 #define vtkDirectionEncoder_h
36 #include "vtkRenderingVolumeModule.h"
53 virtual int GetEncodedDirection(
float n[3] )=0;
58 virtual float *GetDecodedGradient(
int value )=0;
63 virtual int GetNumberOfEncodedDirections(
void )=0;
71 virtual float *GetDecodedGradientTable(
void )=0;
abstract base class for most VTK objects
encode a direction into a one or two byte value
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
a simple class to control print indentation