itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader.h

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 *  Copyright Insight Software Consortium
 *
 *  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
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
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 *  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
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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_ASSIGN(DemonsImageToImageMetricv4GetValueAndDerivativeThreader);

  using Self = DemonsImageToImageMetricv4GetValueAndDerivativeThreader;
  using Superclass = ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkTypeMacro( DemonsImageToImageMetricv4GetValueAndDerivativeThreader, ImageToImageMetricv4GetValueAndDerivativeThreader );

  itkNewMacro( Self );

  using DomainType = typename Superclass::DomainType;
  using AssociateType = typename Superclass::AssociateType;

  using ImageToImageMetricv4Type = typename Superclass::ImageToImageMetricv4Type;
  using VirtualPointType = typename Superclass::VirtualPointType;
  using VirtualIndexType = typename Superclass::VirtualIndexType;
  using FixedImagePointType = typename Superclass::FixedImagePointType;
  using FixedImagePixelType = typename Superclass::FixedImagePixelType;
  using FixedImageGradientType = typename Superclass::FixedImageGradientType;
  using MovingImagePointType = typename Superclass::MovingImagePointType;
  using MovingImagePixelType = typename Superclass::MovingImagePixelType;
  using MovingImageGradientType = typename Superclass::MovingImageGradientType;
  using MeasureType = typename Superclass::MeasureType;
  using DerivativeType = typename Superclass::DerivativeType;
  using DerivativeValueType = typename Superclass::DerivativeValueType;
  using InternalComputationValueType = typename Superclass::InternalComputationValueType;
  using NumberOfParametersType = typename Superclass::NumberOfParametersType;
  using ImageDimensionType = typename Superclass::ImageDimensionType;

protected:
  DemonsImageToImageMetricv4GetValueAndDerivativeThreader() :
    m_DemonsAssociate(nullptr)
  {}

  void BeforeThreadedExecution() override;

  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 override;

private:
  TDemonsMetric * m_DemonsAssociate;
};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader.hxx"
#endif

#endif