itkBinaryErodeParaImageFilter.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 itkBinaryErodeParaImageFilter_h
#define itkBinaryErodeParaImageFilter_h

#include "itkParabolicErodeImageFilter.h"
#include "itkGreaterEqualValImageFilter.h"

namespace itk
{
template< typename TInputImage,
          typename TOutputImage = TInputImage >
class ITK_EXPORT BinaryErodeParaImageFilter:
  public ImageToImageFilter< TInputImage, TOutputImage >

{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(BinaryErodeParaImageFilter);

  using Self = BinaryErodeParaImageFilter;
  using Superclass = ImageToImageFilter< TInputImage, TOutputImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(BinaryErodeParaImageFilter, ImageToImageFilter);

  using InputImageType = TInputImage;
  using OutputImageType = TOutputImage;
  using PixelType = typename TInputImage::PixelType;
  using RealType = typename NumericTraits< PixelType >::RealType;
  using ScalarRealType = typename NumericTraits< PixelType >::ScalarRealType;
  using OutputPixelType = typename TOutputImage::PixelType;

  using InputImagePointer = typename TInputImage::Pointer;
  using InputImageConstPointer = typename TInputImage::ConstPointer;

  using InternalRealType = typename NumericTraits< PixelType >::FloatType;
  // perhaps a bit dodgy, change to int if you want to do enormous
  // binary operations
  using InternalIntType = short;

  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;

  using RadiusType = typename itk::FixedArray< ScalarRealType, TInputImage::ImageDimension >;

  void SetRadius(ScalarRealType radius);

  itkSetMacro(Radius, RadiusType);
  itkGetConstReferenceMacro(Radius, RadiusType);

  void SetUseImageSpacing(bool g)
  {
    m_RectPara->SetUseImageSpacing(g);
    m_CircPara->SetUseImageSpacing(g);
  }

  itkSetMacro(Circular, bool);
  itkGetConstReferenceMacro(Circular, bool);
  itkBooleanMacro(Circular);

  /* add in the traits here */
  void Modified() const override;

protected:
  void GenerateData(void) override;

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

  using InternalRealImageType = typename itk::Image< InternalRealType, InputImageType::ImageDimension >;
  using InternalIntImageType = typename itk::Image< InternalIntType, InputImageType::ImageDimension >;
  using CircParabolicType = typename itk::ParabolicErodeImageFilter< TInputImage, InternalRealImageType >;
  using RectParabolicType = typename itk::ParabolicErodeImageFilter< TInputImage, InternalIntImageType >;
  using CCastType = typename itk::GreaterEqualValImageFilter< InternalRealImageType, OutputImageType >;
  using RCastType = typename itk::GreaterEqualValImageFilter< InternalIntImageType, OutputImageType >;
private:
  RadiusType m_Radius;
  bool       m_Circular;

  typename CircParabolicType::Pointer m_CircPara;
  typename CCastType::Pointer         m_CircCast;

  typename RectParabolicType::Pointer m_RectPara;
  typename RCastType::Pointer         m_RectCast;
};
} // end namespace itk

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

#endif //__itkBinaryErodeParaImageFilter_h