itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader.h

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 *  Copyright NumFOCUS
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 *  you may not use this file except in compliance with the License.
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#ifndef itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader_h
#define itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader_h
 
#include "itkImageToImageMetricv4GetValueAndDerivativeThreader.h"
 
#include <mutex>
 
namespace itk
{
 
template <typename TDomainPartitioner, typename TImageToImageMetric, typename TMattesMutualInformationMetric>
class ITK_TEMPLATE_EXPORT MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader
  : public ImageToImageMetricv4GetValueAndDerivativeThreader<TDomainPartitioner, TImageToImageMetric>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader);
 
  using Self = MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader;
  using Superclass = ImageToImageMetricv4GetValueAndDerivativeThreader<TDomainPartitioner, TImageToImageMetric>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkOverrideGetNameOfClassMacro(MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader);
 
  itkNewMacro(Self);
 
  using typename Superclass::DomainType;
  using typename Superclass::AssociateType;
 
  using ImageToImageMetricv4Type = typename Superclass::ImageToImageMetricv4Type;
  using typename Superclass::VirtualPointType;
  using typename Superclass::VirtualIndexType;
  using typename Superclass::FixedImagePointType;
  using typename Superclass::FixedImageIndexType;
  using typename Superclass::FixedImagePixelType;
  using typename Superclass::FixedImageGradientType;
  using typename Superclass::MovingImagePointType;
  using typename Superclass::MovingImagePixelType;
  using typename Superclass::MovingImageGradientType;
  using typename Superclass::MeasureType;
  using typename Superclass::DerivativeType;
  using typename Superclass::DerivativeValueType;
  using typename Superclass::NumberOfParametersType;
 
  using MovingTransformType = typename ImageToImageMetricv4Type::MovingTransformType;
 
  using PDFValueType = typename TMattesMutualInformationMetric::PDFValueType;
  using JointPDFType = typename TMattesMutualInformationMetric::JointPDFType;
  using JointPDFRegionType = typename TMattesMutualInformationMetric::JointPDFRegionType;
  using JointPDFIndexType = typename TMattesMutualInformationMetric::JointPDFIndexType;
  using JointPDFValueType = typename TMattesMutualInformationMetric::JointPDFValueType;
  using JointPDFSizeType = typename TMattesMutualInformationMetric::JointPDFSizeType;
  using JointPDFDerivativesType = typename TMattesMutualInformationMetric::JointPDFDerivativesType;
  using JointPDFDerivativesIndexType = typename TMattesMutualInformationMetric::JointPDFDerivativesIndexType;
  using JointPDFDerivativesValueType = typename TMattesMutualInformationMetric::JointPDFDerivativesValueType;
  using JointPDFDerivativesRegionType = typename TMattesMutualInformationMetric::JointPDFDerivativesRegionType;
  using JointPDFDerivativesSizeType = typename TMattesMutualInformationMetric::JointPDFDerivativesSizeType;
 
  using CubicBSplineFunctionType = typename TMattesMutualInformationMetric::CubicBSplineFunctionType;
  using CubicBSplineDerivativeFunctionType =
    typename TMattesMutualInformationMetric::CubicBSplineDerivativeFunctionType;
 
  using JacobianType = typename TMattesMutualInformationMetric::JacobianType;
 
protected:
  MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader()
    : m_MattesAssociate(nullptr)
  {}
 
  void
  BeforeThreadedExecution() override;
 
  void
  AfterThreadedExecution() override;
 
  bool
  ProcessPoint(const VirtualIndexType &        virtualIndex,
               const VirtualPointType &        virtualPoint,
               const FixedImagePointType &     mappedFixedPoint,
               const FixedImagePixelType &     fixedImageValue,
               const FixedImageGradientType &  mappedFixedImageGradient,
               const MovingImagePointType &    mappedMovingPoint,
               const MovingImagePixelType &    movingImageValue,
               const MovingImageGradientType & movingImageGradient,
               MeasureType &                   metricValueReturn,
               DerivativeType &                localDerivativeReturn,
               const ThreadIdType              threadId) const override;
 
  virtual void
  ComputePDFDerivativesLocalSupportTransform(const JacobianType &            jacobian,
                                             const MovingImageGradientType & movingImageGradient,
                                             const PDFValueType &            cubicBSplineDerivativeValue,
                                             DerivativeValueType *           localSupportDerivativeResultPtr) const;
 
private:
  TMattesMutualInformationMetric * m_MattesAssociate{};
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader.hxx"
#endif
 
#endif