itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader.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
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 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
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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 itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader_h
#define itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader_h
 
#include "itkImageToImageMetricv4GetValueAndDerivativeThreader.h"
 
namespace itk
{

template <typename TDomainPartitioner, typename TImageToImageMetric, typename TDemonsMetric>
class ITK_TEMPLATE_EXPORT DemonsImageToImageMetricv4GetValueAndDerivativeThreader
  : public ImageToImageMetricv4GetValueAndDerivativeThreader<TDomainPartitioner, TImageToImageMetric>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(DemonsImageToImageMetricv4GetValueAndDerivativeThreader);

  using Self = DemonsImageToImageMetricv4GetValueAndDerivativeThreader;
  using Superclass = ImageToImageMetricv4GetValueAndDerivativeThreader<TDomainPartitioner, TImageToImageMetric>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkOverrideGetNameOfClassMacro(DemonsImageToImageMetricv4GetValueAndDerivativeThreader);
 
  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::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::InternalComputationValueType;
  using typename Superclass::NumberOfParametersType;
  using typename Superclass::ImageDimensionType;
 
protected:
  DemonsImageToImageMetricv4GetValueAndDerivativeThreader()
    : m_DemonsAssociate(nullptr)
  {}

  void
  BeforeThreadedExecution() override;

  bool
  ProcessPoint(const VirtualIndexType &        virtualIndex,
               const VirtualPointType &        virtualPoint,
               const FixedImagePointType &     mappedFixedPoint,
               const FixedImagePixelType &     fixedImageValue,
               const FixedImageGradientType &  fixedImageGradient,
               const MovingImagePointType &    mappedMovingPoint,
               const MovingImagePixelType &    movingImageValue,
               const MovingImageGradientType & movingImageGradient,
               MeasureType &                   metricValueReturn,
               DerivativeType &                localDerivativeReturn,
               const ThreadIdType              threadId) const override;
 
private:
  TDemonsMetric * m_DemonsAssociate{};
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader.hxx"
#endif
 
#endif