itkTriangleThresholdImageFilter.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 itkTriangleThresholdImageFilter_h
#define itkTriangleThresholdImageFilter_h

#include "itkHistogramThresholdImageFilter.h"
#include "itkTriangleThresholdCalculator.h"

namespace itk
{

template<typename TInputImage, typename TOutputImage, typename TMaskImage=TOutputImage>
class TriangleThresholdImageFilter :
    public HistogramThresholdImageFilter<TInputImage, TOutputImage, TMaskImage>
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(TriangleThresholdImageFilter);

  using Self = TriangleThresholdImageFilter;
  using Superclass = HistogramThresholdImageFilter<TInputImage,TOutputImage,
                                        TMaskImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkTypeMacro(TriangleThresholdImageFilter, HistogramThresholdImageFilter);

  using InputImageType = TInputImage;
  using OutputImageType = TOutputImage;
  using MaskImageType = TMaskImage;

  using InputPixelType = typename InputImageType::PixelType;
  using OutputPixelType = typename OutputImageType::PixelType;
  using MaskPixelType = typename MaskImageType::PixelType;

  using InputImagePointer = typename InputImageType::Pointer;
  using OutputImagePointer = typename OutputImageType::Pointer;

  using InputSizeType = typename InputImageType::SizeType;
  using InputIndexType = typename InputImageType::IndexType;
  using InputImageRegionType = typename InputImageType::RegionType;
  using OutputSizeType = typename OutputImageType::SizeType;
  using OutputIndexType = typename OutputImageType::IndexType;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using MaskSizeType = typename MaskImageType::SizeType;
  using MaskIndexType = typename MaskImageType::IndexType;
  using MaskImageRegionType = typename MaskImageType::RegionType;

  using HistogramType = typename Superclass::HistogramType;
  using CalculatorType = TriangleThresholdCalculator< HistogramType, InputPixelType >;

  static constexpr unsigned int InputImageDimension = InputImageType::ImageDimension;
  static constexpr unsigned int OutputImageDimension = OutputImageType::ImageDimension;

protected:
  TriangleThresholdImageFilter()
    {
    this->SetCalculator( CalculatorType::New() );
    }
  ~TriangleThresholdImageFilter() override = default;
};

} // end namespace itk

#endif