itkVanHerkGilWermanErodeDilateImageFilter.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 itkVanHerkGilWermanErodeDilateImageFilter_h
#define itkVanHerkGilWermanErodeDilateImageFilter_h

#include "itkKernelImageFilter.h"
#include "itkProgressReporter.h"
#include "itkBresenhamLine.h"

namespace itk
{

template< typename TInputImage, typename TOutputImage, typename TKernel > class KernelImageFilter;

template< typename TImage, typename TKernel, typename TFunction1 >
class ITK_TEMPLATE_EXPORT VanHerkGilWermanErodeDilateImageFilter:
  public KernelImageFilter< TImage, TImage, TKernel >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(VanHerkGilWermanErodeDilateImageFilter);

  using Self = VanHerkGilWermanErodeDilateImageFilter;
  using Superclass =
      KernelImageFilter< TImage, TImage, TKernel >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  using KernelType = TKernel;

  using InputImageType = TImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;
  using IndexType = typename TImage::IndexType;
  using SizeType = typename TImage::SizeType;

  static constexpr unsigned int InputImageDimension = TImage::ImageDimension;
  static constexpr unsigned int OutputImageDimension = TImage::ImageDimension;

  itkNewMacro(Self);

  itkTypeMacro(VanHerkGilWermanErodeDilateImageFilter,
               ImageToImageFilter);

  itkSetMacro(Boundary, InputImagePixelType);
  itkGetConstMacro(Boundary, InputImagePixelType);

protected:
  VanHerkGilWermanErodeDilateImageFilter();
  ~VanHerkGilWermanErodeDilateImageFilter() override = default;
  void PrintSelf(std::ostream & os, Indent indent) const override;

  void DynamicThreadedGenerateData(const InputImageRegionType & outputRegionForThread) override;


  // should be set by the meta filter
  InputImagePixelType m_Boundary;

private:
  using BresType = BresenhamLine< Self::InputImageDimension >;

}; // end of class
} // end namespace itk

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

#endif