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 DemonsImageToImageMetricv4GetValueAndDerivativeThreader
  : public ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric >
{
public:
  typedef DemonsImageToImageMetricv4GetValueAndDerivativeThreader                                      Self;
  typedef ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric > Superclass;
  typedef SmartPointer< Self >                                                                         Pointer;
  typedef SmartPointer< const Self >                                                                   ConstPointer;

  itkTypeMacro( DemonsImageToImageMetricv4GetValueAndDerivativeThreader, 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::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::InternalComputationValueType InternalComputationValueType;
  typedef typename Superclass::NumberOfParametersType       NumberOfParametersType;
  typedef typename Superclass::ImageDimensionType           ImageDimensionType;

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

  virtual void BeforeThreadedExecution();

  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;

private:
  DemonsImageToImageMetricv4GetValueAndDerivativeThreader( const Self & ); // purposely not implemented
  void operator=( const Self & ); // purposely not implemented

  TDemonsMetric * m_DemonsAssociate;
};

} // end namespace itk

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

#endif