32 #ifndef __vtkDirectionEncoder_h
33 #define __vtkDirectionEncoder_h
47 virtual int GetEncodedDirection(
float n[3] )=0;
50 virtual float *GetDecodedGradient(
int value )=0;
53 virtual int GetNumberOfEncodedDirections(
void )=0;
59 virtual float *GetDecodedGradientTable(
void )=0;
abstract base class for most VTK objects
encode a direction into a one or two byte value
virtual void PrintSelf(ostream &os, vtkIndent indent)
a simple class to control print indentation