itkKappaSigmaThresholdImageCalculator.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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 itkKappaSigmaThresholdImageCalculator_h
#define itkKappaSigmaThresholdImageCalculator_h
 
#include "itkMacro.h"
#include "itkImage.h"
 
namespace itk
{
template <typename TInputImage, typename TMaskImage>
class ITK_TEMPLATE_EXPORT KappaSigmaThresholdImageCalculator : public Object
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(KappaSigmaThresholdImageCalculator);

  using Self = KappaSigmaThresholdImageCalculator;
  using Superclass = Object;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(KappaSigmaThresholdImageCalculator);

  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;

  using InputImageType = TInputImage;
  using MaskImageType = TMaskImage;

  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using MaskImagePointer = typename MaskImageType::Pointer;
  using MaskImageConstPointer = typename MaskImageType::ConstPointer;
 
  using InputPixelType = typename InputImageType::PixelType;
  using MaskPixelType = typename MaskImageType::PixelType;

  itkSetConstObjectMacro(Image, InputImageType);

  itkSetConstObjectMacro(Mask, MaskImageType);

  itkSetMacro(MaskValue, MaskPixelType);
  itkGetConstMacro(MaskValue, MaskPixelType);

  itkSetMacro(SigmaFactor, double);
  itkGetConstMacro(SigmaFactor, double);

  itkSetMacro(NumberOfIterations, unsigned int);
  itkGetConstMacro(NumberOfIterations, unsigned int);

  void
  Compute();

  const InputPixelType &
  GetOutput() const;
 
protected:
  KappaSigmaThresholdImageCalculator();
  ~KappaSigmaThresholdImageCalculator() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
private:
  bool           m_Valid{ false }; // Have moments been computed yet?
  MaskPixelType  m_MaskValue{};
  double         m_SigmaFactor{ 2 };
  unsigned int   m_NumberOfIterations{ 2 };
  InputPixelType m_Output{};
 
  InputImageConstPointer m_Image{};
  MaskImageConstPointer  m_Mask{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkKappaSigmaThresholdImageCalculator.hxx"
#endif
 
#endif /* itkKappaSigmaThresholdImageCalculator_h */