vtkvmtkPolyDataGradientStencil.h

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/*=========================================================================

  Program:   VMTK
  Module:    $RCSfile: vtkvmtkPolyDataGradientStencil.h,v $
  Language:  C++

  Copyright (c) Luca Antiga, David Steinman. All rights reserved.
  See LICENSE file for details.

  Portions of this code are covered under the VTK copyright.
  See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.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 notices for more information.

=========================================================================*/
#ifndef __vtkvmtkPolyDataGradientStencil_h
#define __vtkvmtkPolyDataGradientStencil_h

#include "vtkObject.h"
#include "vtkvmtkConstants.h"
#include "vtkvmtkPolyDataManifoldStencil.h"
#include "vtkvmtkWin32Header.h"

class VTK_VMTK_DIFFERENTIAL_GEOMETRY_EXPORT vtkvmtkPolyDataGradientStencil : public vtkvmtkPolyDataManifoldStencil
{
public:

  static vtkvmtkPolyDataGradientStencil *New();
  vtkTypeMacro(vtkvmtkPolyDataGradientStencil,vtkvmtkPolyDataManifoldStencil);

  virtual vtkIdType GetItemType() VTK_OVERRIDE {return VTK_VMTK_GRADIENT_STENCIL;};
  
  void Build() VTK_OVERRIDE;

protected:
  vtkvmtkPolyDataGradientStencil();
  ~vtkvmtkPolyDataGradientStencil() {};

  void ScaleWithArea() VTK_OVERRIDE;

  void Gamma(double p0[3], double p1[3], double p2[3], double gamma[3]);
  
private:
  vtkvmtkPolyDataGradientStencil(const vtkvmtkPolyDataGradientStencil&);  // Not implemented.
  void operator=(const vtkvmtkPolyDataGradientStencil&);  // Not implemented.
};

#endif