itkPatternIntensityImageToImageMetric.h

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 *  Copyright UMC Utrecht and contributors
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 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
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 *  distributed under the License is distributed on an "AS IS" BASIS,
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 *  See the License for the specific language governing permissions and
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#ifndef itkPatternIntensityImageToImageMetric_h
#define itkPatternIntensityImageToImageMetric_h
 
#include "itkAdvancedImageToImageMetric.h"
 
#include "itkPoint.h"
#include "itkCastImageFilter.h"
#include "itkResampleImageFilter.h"
#include "itkMultiplyImageFilter.h"
#include "itkSubtractImageFilter.h"
#include "itkOptimizer.h"
#include "itkRescaleIntensityImageFilter.h"
#include "itkAdvancedCombinationTransform.h"
#include "itkAdvancedRayCastInterpolateImageFunction.h"
 
namespace itk
{
 
template <class TFixedImage, class TMovingImage>
class ITK_TEMPLATE_EXPORT PatternIntensityImageToImageMetric
  : public AdvancedImageToImageMetric<TFixedImage, TMovingImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(PatternIntensityImageToImageMetric);
 
  using Self = PatternIntensityImageToImageMetric;
  using Superclass = AdvancedImageToImageMetric<TFixedImage, TMovingImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(PatternIntensityImageToImageMetric, ImageToImageMetric);
 
  using typename Superclass::CoordinateRepresentationType;
  using typename Superclass::MovingImageType;
  using typename Superclass::MovingImagePixelType;
  using typename Superclass::MovingImagePointer;
  using typename Superclass::MovingImageConstPointer;
  using typename Superclass::FixedImageType;
  using typename Superclass::FixedImageConstPointer;
  using typename Superclass::FixedImageRegionType;
  using typename Superclass::TransformType;
  using ScalarType = typename TransformType::ScalarType;
  using typename Superclass::TransformPointer;
  using typename Superclass::InputPointType;
  using typename Superclass::OutputPointType;
  using typename Superclass::TransformParametersType;
  using typename Superclass::TransformJacobianType;
  using typename Superclass::InterpolatorType;
  using typename Superclass::InterpolatorPointer;
  using typename Superclass::RealType;
  using typename Superclass::GradientPixelType;
  using typename Superclass::GradientImageType;
  using typename Superclass::GradientImagePointer;
  using typename Superclass::GradientImageFilterType;
  using typename Superclass::GradientImageFilterPointer;
  using typename Superclass::FixedImageMaskType;
  using typename Superclass::FixedImageMaskPointer;
  using typename Superclass::MovingImageMaskType;
  using typename Superclass::MovingImageMaskPointer;
  using typename Superclass::MeasureType;
  using typename Superclass::DerivativeType;
  using typename Superclass::ParametersType;
  using typename Superclass::FixedImagePixelType;
  using typename Superclass::MovingImageRegionType;
  using typename Superclass::ImageSamplerType;
  using typename Superclass::ImageSamplerPointer;
  using typename Superclass::ImageSampleContainerType;
  using typename Superclass::ImageSampleContainerPointer;
  using typename Superclass::FixedImageLimiterType;
  using typename Superclass::MovingImageLimiterType;
  using typename Superclass::FixedImageLimiterOutputType;
  using typename Superclass::MovingImageLimiterOutputType;
  using typename Superclass::MovingImageDerivativeScalesType;
  using ScalesType = typename Optimizer::ScalesType;
 
  itkStaticConstMacro(FixedImageDimension, unsigned int, FixedImageType::ImageDimension);
 
  using TransformedMovingImageType = itk::Image<FixedImagePixelType, Self::FixedImageDimension>;
  using CombinationTransformType = typename itk::AdvancedCombinationTransform<ScalarType, FixedImageDimension>;
  using CombinationTransformPointer = typename CombinationTransformType::Pointer;
  using RayCastInterpolatorType = typename itk::AdvancedRayCastInterpolateImageFunction<MovingImageType, ScalarType>;
  using RayCastInterpolatorPointer = typename RayCastInterpolatorType::Pointer;
  using TransformMovingImageFilterType = itk::ResampleImageFilter<MovingImageType, TransformedMovingImageType>;
  using TransformMovingImageFilterPointer = typename TransformMovingImageFilterType::Pointer;
  using RescaleIntensityImageFilterType =
    itk::RescaleIntensityImageFilter<TransformedMovingImageType, TransformedMovingImageType>;
  using RescaleIntensityImageFilterPointer = typename RescaleIntensityImageFilterType::Pointer;
 
  using DifferenceImageFilterType =
    itk::SubtractImageFilter<FixedImageType, TransformedMovingImageType, TransformedMovingImageType>;
  using DifferenceImageFilterPointer = typename DifferenceImageFilterType::Pointer;
  using MultiplyImageFilterType =
    itk::MultiplyImageFilter<TransformedMovingImageType, TransformedMovingImageType, TransformedMovingImageType>;
  using MultiplyImageFilterPointer = typename MultiplyImageFilterType::Pointer;
 
  itkStaticConstMacro(MovingImageDimension, unsigned int, MovingImageType::ImageDimension);
 
  MeasureType
  GetValue(const TransformParametersType & parameters) const override;
 
  void
  GetDerivative(const TransformParametersType & parameters, DerivativeType & derivative) const override;
 
  void
  GetValueAndDerivative(const TransformParametersType & parameters,
                        MeasureType &                   Value,
                        DerivativeType &                Derivative) const override;
 
  void
  Initialize() override;
 
  itkSetMacro(Scales, ScalesType);
  itkGetConstReferenceMacro(Scales, ScalesType);
 
  itkSetMacro(NoiseConstant, double);
  itkGetConstReferenceMacro(NoiseConstant, double);
 
  itkSetMacro(OptimizeNormalizationFactor, bool);
  itkGetConstReferenceMacro(OptimizeNormalizationFactor, bool);
 
protected:
  PatternIntensityImageToImageMetric();
  ~PatternIntensityImageToImageMetric() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  MeasureType
  ComputePIFixed() const;
 
  MeasureType
  ComputePIDiff(const TransformParametersType & parameters, float scalingfactor) const;
 
private:
  TransformMovingImageFilterPointer  m_TransformMovingImageFilter;
  DifferenceImageFilterPointer       m_DifferenceImageFilter;
  RescaleIntensityImageFilterPointer m_RescaleImageFilter;
  MultiplyImageFilterPointer         m_MultiplyImageFilter;
  double                             m_NoiseConstant;
  unsigned int                       m_NeighborhoodRadius;
  double                             m_DerivativeDelta;
  double                             m_NormalizationFactor;
  double                             m_Rescalingfactor;
  bool                               m_OptimizeNormalizationFactor;
  ScalesType                         m_Scales;
  MeasureType                        m_FixedMeasure;
  CombinationTransformPointer        m_CombinationTransform;
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkPatternIntensityImageToImageMetric.hxx"
#endif
 
#endif // end #ifndef itkPatternIntensityImageToImageMetric_h