elxRayCastResampleInterpolator.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 elxRayCastResampleInterpolator_h
#define elxRayCastResampleInterpolator_h
 
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkAdvancedRayCastInterpolateImageFunction.h"
#include "itkAdvancedCombinationTransform.h"
#include "itkAdvancedTransform.h"
#include "itkEulerTransform.h"
 
namespace elastix
{
 
template <class TElastix>
class ITK_TEMPLATE_EXPORT RayCastResampleInterpolator
  : public itk::AdvancedRayCastInterpolateImageFunction<typename ResampleInterpolatorBase<TElastix>::InputImageType,
                                                        typename ResampleInterpolatorBase<TElastix>::CoordRepType>
  , public ResampleInterpolatorBase<TElastix>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(RayCastResampleInterpolator);
 
  using Self = RayCastResampleInterpolator;
  using Superclass1 =
    itk::AdvancedRayCastInterpolateImageFunction<typename ResampleInterpolatorBase<TElastix>::InputImageType,
                                                 typename ResampleInterpolatorBase<TElastix>::CoordRepType>;
  using Superclass2 = ResampleInterpolatorBase<TElastix>;
  using Pointer = itk::SmartPointer<Self>;
  using ConstPointer = itk::SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(RayCastResampleInterpolator, AdvancedRayCastInterpolateImageFunction);
 
  elxClassNameMacro("FinalRayCastInterpolator");
 
  itkStaticConstMacro(ImageDimension, unsigned int, Superclass1::ImageDimension);
 
  using typename Superclass1::OutputType;
  using typename Superclass1::InputImageType;
  using typename Superclass1::IndexType;
  using typename Superclass1::ContinuousIndexType;
  using typename Superclass1::PointType;
  using typename Superclass1::SizeType;
  using SpacingType = typename InputImageType::SpacingType;
 
  using typename Superclass2::ElastixType;
  using typename Superclass2::RegistrationType;
  using ITKBaseType = typename Superclass2::ITKBaseType;
 
  using EulerTransformType =
    typename itk::EulerTransform<typename InterpolatorBase<TElastix>::CoordRepType, ImageDimension>;
  using TransformParametersType = typename EulerTransformType::ParametersType;
  using EulerTransformPointer = typename EulerTransformType::Pointer;
  using AdvancedTransformType = typename itk::
    AdvancedTransform<typename InterpolatorBase<TElastix>::CoordRepType, Self::ImageDimension, Self::ImageDimension>;
  using AdvancedTransformPointer = typename AdvancedTransformType::Pointer;
  using CombinationTransformType =
    typename itk::AdvancedCombinationTransform<typename InterpolatorBase<TElastix>::CoordRepType, Self::ImageDimension>;
  using CombinationTransformPointer = typename CombinationTransformType::Pointer;
 
  using typename Superclass2::ParameterMapType;
 
  int
  BeforeAll() override;
 
  void
  BeforeRegistration() override;
 
  void
  ReadFromFile() override;
 
protected:
  RayCastResampleInterpolator() = default;
 
  ~RayCastResampleInterpolator() override = default;
 
  void
  InitializeRayCastInterpolator();
 
private:
  elxOverrideGetSelfMacro;
 
  ParameterMapType
  CreateDerivedTransformParameterMap() const override;
 
  EulerTransformPointer       m_PreTransform;
  TransformParametersType     m_PreParameters;
  CombinationTransformPointer m_CombinationTransform;
};
 
} // end namespace elastix
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "elxRayCastResampleInterpolator.hxx"
#endif
 
#endif // end elxRayCastResampleInterpolator_h