itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader.h

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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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#ifndef __itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader_h
#define __itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader_h

#include "itkImageToImageMetricv4GetValueAndDerivativeThreader.h"

namespace itk
{

template < class TDomainPartitioner, class TImageToImageMetric, class TMattesMutualInformationMetric >
class MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader
  : public ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric >
{
public:
  typedef MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader                                      Self;
  typedef ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric > Superclass;
  typedef SmartPointer< Self >                                                                         Pointer;
  typedef SmartPointer< const Self >                                                                   ConstPointer;

  itkTypeMacro( MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader, ImageToImageMetricv4GetValueAndDerivativeThreader );

  itkNewMacro( Self );

  typedef typename Superclass::DomainType               DomainType;
  typedef typename Superclass::AssociateType            AssociateType;

  typedef typename Superclass::ImageToImageMetricv4Type ImageToImageMetricv4Type;
  typedef typename Superclass::VirtualPointType         VirtualPointType;
  typedef typename Superclass::VirtualIndexType         VirtualIndexType;
  typedef typename Superclass::FixedImagePointType      FixedImagePointType;
  typedef typename Superclass::FixedImageIndexType      FixedImageIndexType;
  typedef typename Superclass::FixedImagePixelType      FixedImagePixelType;
  typedef typename Superclass::FixedImageGradientType   FixedImageGradientType;
  typedef typename Superclass::MovingImagePointType     MovingImagePointType;
  typedef typename Superclass::MovingImagePixelType     MovingImagePixelType;
  typedef typename Superclass::MovingImageGradientType  MovingImageGradientType;
  typedef typename Superclass::MeasureType              MeasureType;
  typedef typename Superclass::DerivativeType           DerivativeType;
  typedef typename Superclass::DerivativeValueType      DerivativeValueType;
  typedef typename Superclass::NumberOfParametersType   NumberOfParametersType;

  typedef typename TMattesMutualInformationMetric::PDFValueType                   PDFValueType;
  typedef typename TMattesMutualInformationMetric::JointPDFType                   JointPDFType;
  typedef typename TMattesMutualInformationMetric::JointPDFRegionType             JointPDFRegionType;
  typedef typename TMattesMutualInformationMetric::JointPDFIndexType              JointPDFIndexType;
  typedef typename TMattesMutualInformationMetric::JointPDFValueType              JointPDFValueType;
  typedef typename TMattesMutualInformationMetric::JointPDFSizeType               JointPDFSizeType;
  typedef typename TMattesMutualInformationMetric::JointPDFDerivativesType        JointPDFDerivativesType;
  typedef typename TMattesMutualInformationMetric::JointPDFDerivativesIndexType   JointPDFDerivativesIndexType;
  typedef typename TMattesMutualInformationMetric::JointPDFDerivativesValueType   JointPDFDerivativesValueType;
  typedef typename TMattesMutualInformationMetric::JointPDFDerivativesRegionType  JointPDFDerivativesRegionType;
  typedef typename TMattesMutualInformationMetric::JointPDFDerivativesSizeType    JointPDFDerivativesSizeType;

  typedef typename TMattesMutualInformationMetric::CubicBSplineFunctionType            CubicBSplineFunctionType;
  typedef typename TMattesMutualInformationMetric::CubicBSplineDerivativeFunctionType  CubicBSplineDerivativeFunctionType;

  typedef typename TMattesMutualInformationMetric::JacobianType             JacobianType;

protected:
  MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader() {}

  virtual void BeforeThreadedExecution();

  virtual void AfterThreadedExecution();

  virtual bool ProcessPoint(
        const VirtualIndexType &          virtualIndex,
        const VirtualPointType &          virtualPoint,
        const FixedImagePointType &       mappedFixedPoint,
        const FixedImagePixelType &       mappedFixedPixelValue,
        const FixedImageGradientType &    mappedFixedImageGradient,
        const MovingImagePointType &      mappedMovingPoint,
        const MovingImagePixelType &      mappedMovingPixelValue,
        const MovingImageGradientType &   mappedMovingImageGradient,
        MeasureType &                     metricValueReturn,
        DerivativeType &                  localDerivativeReturn,
        const ThreadIdType                threadID ) const;

  virtual void ComputePDFDerivatives(const ThreadIdType &    threadID,
                             const OffsetValueType &         fixedImageParzenWindowIndex,
                             const JacobianType &            jacobian,
                             const OffsetValueType &         pdfMovingIndex,
                             const MovingImageGradientType & movingGradient,
                             const PDFValueType &            cubicBSplineDerivativeValue,
                             DerivativeValueType *           localSupportDerivativeResultPtr) const;

private:
  MattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader( const Self & ); // purposely not implemented
  void operator=( const Self & ); // purposely not implemented
};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkMattesMutualInformationImageToImageMetricv4GetValueAndDerivativeThreader.hxx"
#endif

#endif