32 #ifndef __vtkDirectionEncoder_h
33 #define __vtkDirectionEncoder_h
48 virtual int GetEncodedDirection(
float n[3] )=0;
51 virtual float *GetDecodedGradient(
int value )=0;
54 virtual int GetNumberOfEncodedDirections(
void )=0;
60 virtual float *GetDecodedGradientTable(
void )=0;
abstract base class for most VTK objects
encode a direction into a one or two byte value
#define VTKRENDERINGVOLUME_EXPORT
GLsizei const GLfloat * value
#define vtkTypeMacro(thisClass, superclass)
virtual void PrintSelf(ostream &os, vtkIndent indent)
a simple class to control print indentation