vtkboneImageConnectivityMap.h

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

  Copyright 2010-2016, Numerics88 Solutions Ltd.
  http://www.numerics88.com/

  Copyright (c) Eric Nodwell and Steven K. Boyd
  See Copyright.txt 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 __vtkboneImageConnectivityMap_h
#define __vtkboneImageConnectivityMap_h

#include "vtkSimpleImageToImageFilter.h"
#include "vtkboneWin32Header.h"

// forward declarations
class vtkUnsignedIntArray;


class VTKBONE_EXPORT vtkboneImageConnectivityMap : public vtkSimpleImageToImageFilter
{
public:
  static vtkboneImageConnectivityMap* New();
  vtkTypeMacro(vtkboneImageConnectivityMap,
                       vtkSimpleImageToImageFilter);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkGetMacro(NumberOfRegions, unsigned int);

protected:
  vtkboneImageConnectivityMap();
  ~vtkboneImageConnectivityMap();

  virtual int RequestInformation(vtkInformation* request,
                                 vtkInformationVector** inputVector,
                                 vtkInformationVector* outputVector);

  virtual int RequestData(vtkInformation *, 
                          vtkInformationVector **, 
                          vtkInformationVector *);

  virtual void SimpleExecute(vtkImageData*, vtkImageData*);

  //BTX
  template <typename TArray>
  int GenerateConnectivityMap(vtkDataArray* in_data_arg,
                              int* dims,
                              vtkUnsignedIntArray* cmap);

  template <typename TArray>
  int MarkComponent(TArray* in_data_arg,
                    int* dims,
                    vtkUnsignedIntArray* cmap,
                    int seed_i,
                    int seed_j,
                    int seed_k,
                    unsigned int component);
  //ETX

  unsigned int NumberOfRegions;

private:
  // Prevent compiler from making default versions of these.
  vtkboneImageConnectivityMap(const vtkboneImageConnectivityMap&);
  void operator=(const vtkboneImageConnectivityMap&);
};

#endif