vtkImageGradient.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkImageGradient.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 vtkImageGradient_h
#define vtkImageGradient_h
 
#include "vtkImagingGeneralModule.h" // For export macro
#include "vtkThreadedImageAlgorithm.h"
 
class VTKIMAGINGGENERAL_EXPORT vtkImageGradient : public vtkThreadedImageAlgorithm
{
public:
  static vtkImageGradient* New();
  vtkTypeMacro(vtkImageGradient, vtkThreadedImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetClampMacro(Dimensionality, int, 2, 3);
  vtkGetMacro(Dimensionality, int);
 
 
  vtkSetMacro(HandleBoundaries, vtkTypeBool);
  vtkGetMacro(HandleBoundaries, vtkTypeBool);
  vtkBooleanMacro(HandleBoundaries, vtkTypeBool);
 
protected:
  vtkImageGradient();
  ~vtkImageGradient() override = default;
 
  vtkTypeBool HandleBoundaries;
  int Dimensionality;
 
  int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  void ThreadedRequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*,
    vtkImageData*** inData, vtkImageData** outData, int outExt[6], int threadId) override;
 
private:
  vtkImageGradient(const vtkImageGradient&) = delete;
  void operator=(const vtkImageGradient&) = delete;
};
 
#endif