vtkDirectionEncoder.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkDirectionEncoder.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
 
#ifndef vtkDirectionEncoder_h
#define vtkDirectionEncoder_h
 
#include "vtkRenderingVolumeModule.h" // For export macro
#include "vtkObject.h"
 
class VTKRENDERINGVOLUME_EXPORT vtkDirectionEncoder : public vtkObject
{
public:
 
  vtkTypeMacro(vtkDirectionEncoder,vtkObject);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
 
  virtual int GetEncodedDirection( float n[3] )=0;
 
  virtual float *GetDecodedGradient( int value )=0;
 
  virtual  int GetNumberOfEncodedDirections( void )=0;
 
  virtual float *GetDecodedGradientTable( void )=0;
 
protected:
  vtkDirectionEncoder() {}
  ~vtkDirectionEncoder() {}
private:
  vtkDirectionEncoder(const vtkDirectionEncoder&);  // Not implemented.
  void operator=(const vtkDirectionEncoder&);  // Not implemented.
};
 
 
#endif