itkValuedRegionalMaximaImageFilter.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 itkValuedRegionalMaximaImageFilter_h
#define itkValuedRegionalMaximaImageFilter_h

#include "itkValuedRegionalExtremaImageFilter.h"
#include "itkConceptChecking.h"

#include <functional>

namespace itk
{
template< typename TInputImage, typename TOutputImage >
class ValuedRegionalMaximaImageFilter:
  public
  ValuedRegionalExtremaImageFilter< TInputImage, TOutputImage,
                                    std::greater< typename TInputImage::PixelType >,
                                    std::greater< typename TOutputImage::PixelType >  >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(ValuedRegionalMaximaImageFilter);

  using Self = ValuedRegionalMaximaImageFilter;

  using Superclass = ValuedRegionalExtremaImageFilter< TInputImage, TOutputImage,
                                            std::greater< typename TInputImage::PixelType >,
                                            std::greater< typename TOutputImage::PixelType > >;

  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  using InputImageType = TInputImage;
  using InputImagePixelType = typename InputImageType::PixelType;

  itkNewMacro(Self);

  itkTypeMacro(ValuedRegionalMaximaImageFilter, ValuedRegionalExtremaImageFilter);

#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro( InputPixelTypeComparable,
                   ( Concept::GreaterThanComparable< InputImagePixelType > ) );
  itkConceptMacro( InputHasPixelTraitsCheck,
                   ( Concept::HasPixelTraits< InputImagePixelType > ) );
  itkConceptMacro( InputHasNumericTraitsCheck,
                   ( Concept::HasNumericTraits< InputImagePixelType > ) );
  // End concept checking
#endif

protected:
  ValuedRegionalMaximaImageFilter()
  {
    this->SetMarkerValue(
      NumericTraits< typename TOutputImage::PixelType >::NonpositiveMin() );
  }

  ~ValuedRegionalMaximaImageFilter() override = default;
};                                               // end
                                                 // ValuedRegionalMaximaImageFilter
} //end namespace itk

#endif