elxGradientDifferenceMetric.h

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 *
 *  Copyright UMC Utrecht and contributors
 *
 *  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
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  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
 *  limitations under the License.
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#ifndef __elxGradientDifferenceMetric_H__
#define __elxGradientDifferenceMetric_H__
 
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkGradientDifferenceImageToImageMetric2.h"
 
namespace elastix
{
 
template< class TElastix >
class GradientDifferenceMetric :
  public itk::GradientDifferenceImageToImageMetric<
  typename MetricBase< TElastix >::FixedImageType,
  typename MetricBase< TElastix >::MovingImageType >,
  public MetricBase< TElastix >
{
public:
 
  typedef GradientDifferenceMetric Self;
  typedef itk::GradientDifferenceImageToImageMetric<
    typename MetricBase< TElastix >::FixedImageType,
    typename MetricBase< TElastix >::MovingImageType >    Superclass1;
  typedef MetricBase< TElastix >          Superclass2;
  typedef itk::SmartPointer< Self >       Pointer;
  typedef itk::SmartPointer< const Self > ConstPointer;
 
  itkNewMacro( Self );
 
  itkTypeMacro( GradientDifferenceMetric, itk::GradientDifferenceImageToImageMetric );
 
  elxClassNameMacro( "GradientDifference" );
 
  typedef typename
    Superclass1::CoordinateRepresentationType CoordinateRepresentationType;
  typedef typename Superclass1::MovingImageType            MovingImageType;
  typedef typename Superclass1::MovingImagePixelType       MovingImagePixelType;
  typedef typename Superclass1::MovingImageConstPointer    MovingImageConstPointer;
  typedef typename Superclass1::FixedImageType             FixedImageType;
  typedef typename Superclass1::FixedImageConstPointer     FixedImageConstPointer;
  typedef typename Superclass1::FixedImageRegionType       FixedImageRegionType;
  typedef typename Superclass1::TransformType              TransformType;
  typedef typename Superclass1::TransformPointer           TransformPointer;
  typedef typename Superclass1::InputPointType             InputPointType;
  typedef typename Superclass1::OutputPointType            OutputPointType;
  typedef typename Superclass1::TransformParametersType    TransformParametersType;
  typedef typename Superclass1::TransformJacobianType      TransformJacobianType;
  typedef typename Superclass1::InterpolatorType           InterpolatorType;
  typedef typename Superclass1::InterpolatorPointer        InterpolatorPointer;
  typedef typename Superclass1::RealType                   RealType;
  typedef typename Superclass1::GradientPixelType          GradientPixelType;
  typedef typename Superclass1::GradientImageType          GradientImageType;
  typedef typename Superclass1::GradientImagePointer       GradientImagePointer;
  typedef typename Superclass1::GradientImageFilterType    GradientImageFilterType;
  typedef typename Superclass1::GradientImageFilterPointer GradientImageFilterPointer;
  typedef typename Superclass1::FixedImageMaskType         FixedImageMaskType;
  typedef typename Superclass1::FixedImageMaskPointer      FixedImageMaskPointer;
  typedef typename Superclass1::MovingImageMaskType        MovingImageMaskType;
  typedef typename Superclass1::MovingImageMaskPointer     MovingImageMaskPointer;
  typedef typename Superclass1::MeasureType                MeasureType;
  typedef typename Superclass1::DerivativeType             DerivativeType;
  typedef typename Superclass1::ParametersType             ParametersType;
  typedef typename Superclass1::FixedImagePixelType        FixedImagePixelType;
  typedef typename Superclass1::MovingImageRegionType      MovingImageRegionType;
  typedef typename Superclass1::ImageSamplerType           ImageSamplerType;
  typedef typename Superclass1::ImageSamplerPointer        ImageSamplerPointer;
  typedef typename Superclass1::ImageSampleContainerType   ImageSampleContainerType;
  typedef typename
    Superclass1::ImageSampleContainerPointer ImageSampleContainerPointer;
  typedef typename Superclass1::FixedImageLimiterType  FixedImageLimiterType;
  typedef typename Superclass1::MovingImageLimiterType MovingImageLimiterType;
  typedef typename
    Superclass1::FixedImageLimiterOutputType FixedImageLimiterOutputType;
  typedef typename
    Superclass1::MovingImageLimiterOutputType MovingImageLimiterOutputType;
  typedef typename
    Superclass1::MovingImageDerivativeScalesType MovingImageDerivativeScalesType;
 
  itkStaticConstMacro( FixedImageDimension, unsigned int,
    FixedImageType::ImageDimension );
 
  itkStaticConstMacro( MovingImageDimension, unsigned int,
    MovingImageType::ImageDimension );
 
  typedef typename Superclass2::ElastixType          ElastixType;
  typedef typename Superclass2::ElastixPointer       ElastixPointer;
  typedef typename Superclass2::ConfigurationType    ConfigurationType;
  typedef typename Superclass2::ConfigurationPointer ConfigurationPointer;
  typedef typename Superclass2::RegistrationType     RegistrationType;
  typedef typename Superclass2::RegistrationPointer  RegistrationPointer;
  typedef typename Superclass2::ITKBaseType          ITKBaseType;
 
  void Initialize( void ) override;
 
  void BeforeRegistration( void ) override;
 
  void BeforeEachResolution( void ) override;
 
protected:
 
  GradientDifferenceMetric(){}
 
  ~GradientDifferenceMetric() override {}
 
private:
 
  GradientDifferenceMetric( const Self & ); // purposely not implemented
  void operator=( const Self & );              // purposely not implemented
 
};
 
} // end namespace elastix
 
#ifndef ITK_MANUAL_INSTANTIATION
#include "elxGradientDifferenceMetric.hxx"
#endif
 
#endif // end #ifndef __elxGradientDifferenceMetric_H__