itkRegionalMaximaImageFilter.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkRegionalMaximaImageFilter_h
#define __itkRegionalMaximaImageFilter_h

#include "itkImageToImageFilter.h"

namespace itk
{
template< class TInputImage, class TOutputImage >
class ITK_EXPORT RegionalMaximaImageFilter:
  public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
  typedef RegionalMaximaImageFilter Self;

  typedef ImageToImageFilter< TInputImage, TOutputImage > Superclass;

  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;

  typedef TInputImage                            InputImageType;
  typedef TOutputImage                           OutputImageType;
  typedef typename InputImageType::Pointer       InputImagePointer;
  typedef typename InputImageType::ConstPointer  InputImageConstPointer;
  typedef typename InputImageType::RegionType    InputImageRegionType;
  typedef typename InputImageType::PixelType     InputImagePixelType;
  typedef typename OutputImageType::Pointer      OutputImagePointer;
  typedef typename OutputImageType::ConstPointer OutputImageConstPointer;
  typedef typename OutputImageType::RegionType   OutputImageRegionType;
  typedef typename OutputImageType::PixelType    OutputImagePixelType;

  itkStaticConstMacro(InputImageDimension, unsigned int,
                      TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      TOutputImage::ImageDimension);

  itkNewMacro(Self);

  itkTypeMacro(RegionalMaximaImageFilter, ImageToImageFilter);

  itkSetMacro(FullyConnected, bool);
  itkGetConstMacro(FullyConnected, bool);
  itkBooleanMacro(FullyConnected);

  itkSetMacro(ForegroundValue, OutputImagePixelType);
  itkGetConstMacro(ForegroundValue, OutputImagePixelType);

  itkSetMacro(BackgroundValue, OutputImagePixelType);
  itkGetConstMacro(BackgroundValue, OutputImagePixelType);

  itkSetMacro(FlatIsMaxima, bool);
  itkGetConstMacro(FlatIsMaxima, bool);
  itkBooleanMacro(FlatIsMaxima);

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro( InputHasPixelTraitsCheck,
                   ( Concept::HasPixelTraits< InputImagePixelType > ) );
  itkConceptMacro( InputHasNumericTraitsCheck,
                   ( Concept::HasNumericTraits< InputImagePixelType > ) );

#endif

protected:
  RegionalMaximaImageFilter();
  ~RegionalMaximaImageFilter() {}
  void PrintSelf(std::ostream & os, Indent indent) const;

  void GenerateInputRequestedRegion();

  void EnlargeOutputRequestedRegion( DataObject *itkNotUsed(output) );

  void GenerateData();

private:
  RegionalMaximaImageFilter(const Self &); //purposely not implemented
  void operator=(const Self &);            //purposely not implemented

  bool                 m_FullyConnected;
  bool                 m_FlatIsMaxima;
  OutputImagePixelType m_ForegroundValue;
  OutputImagePixelType m_BackgroundValue;
}; // end of class
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkRegionalMaximaImageFilter.hxx"
#endif

#endif