itkBSplineDeformableTransform.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
 *
 *         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 itkBSplineDeformableTransform_h
#define itkBSplineDeformableTransform_h
 
#include "itkBSplineBaseTransform.h"
 
namespace itk
{
template <typename TParametersValueType = double, unsigned int NDimensions = 3, unsigned int VSplineOrder = 3>
class ITK_TEMPLATE_EXPORT BSplineDeformableTransform
  : public BSplineBaseTransform<TParametersValueType, NDimensions, VSplineOrder>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(BSplineDeformableTransform);
 
  using Self = BSplineDeformableTransform;
  using Superclass = BSplineBaseTransform<TParametersValueType, NDimensions, VSplineOrder>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  // Explicit New() method, used here because we need to split the itkNewMacro()
  // in order to overload the CreateAnother() method so that we can copy the m_BulkTransform
  // explicitly.
  // TODO: shouldn't it be done with the Clone() method?
  itkSimpleNewMacro(Self);
  ::itk::LightObject::Pointer
  CreateAnother() const override
  {
    ::itk::LightObject::Pointer smartPtr;
    Pointer                     copyPtr = Self::New().GetPointer();
    // THE FOLLOWING LINE IS DIFFERENT FROM THE DEFAULT MACRO!
    copyPtr->m_BulkTransform = this->GetBulkTransform();
    smartPtr = static_cast<Pointer>(copyPtr);
    return smartPtr;
  }
 
  itkCloneMacro(Self);
 
  itkTypeMacro(BSplineDeformableTransform, BSplineBaseTransform);
 
  static constexpr unsigned int SpaceDimension = NDimensions;
 
  static constexpr unsigned int SplineOrder = VSplineOrder;
 
  using ScalarType = TParametersValueType;
 
  using ParametersType = typename Superclass::ParametersType;
  using ParametersValueType = typename Superclass::ParametersValueType;
  using FixedParametersType = typename Superclass::FixedParametersType;
  using FixedParametersValueType = typename Superclass::FixedParametersValueType;
 
  using JacobianType = typename Superclass::JacobianType;
  using JacobianPositionType = typename Superclass::JacobianPositionType;
  using InverseJacobianPositionType = typename Superclass::InverseJacobianPositionType;
 
  using NumberOfParametersType = typename Superclass::NumberOfParametersType;
 
  using InputVectorType = typename Superclass::InputVectorType;
  using OutputVectorType = typename Superclass::OutputVectorType;
 
  using InputCovariantVectorType = typename Superclass::InputCovariantVectorType;
  using OutputCovariantVectorType = typename Superclass::OutputCovariantVectorType;
 
  using InputVnlVectorType = typename Superclass::InputVnlVectorType;
  using OutputVnlVectorType = typename Superclass::OutputVnlVectorType;
 
  using InputPointType = Point<TParametersValueType, Self::SpaceDimension>;
  using OutputPointType = Point<TParametersValueType, Self::SpaceDimension>;
 
 
  void
  SetFixedParameters(const FixedParametersType & passedParameters) override;
 
  using ImageType = typename Superclass::ImageType;
  using ImagePointer = typename Superclass::ImagePointer;
  using CoefficientImageArray = typename Superclass::CoefficientImageArray;
 
  void
  SetCoefficientImages(const CoefficientImageArray & images) override;
 
  using RegionType = typename Superclass::RegionType;
 
  using IndexType = typename Superclass::IndexType;
  using SizeType = typename Superclass::SizeType;
  using SpacingType = typename Superclass::SpacingType;
  using DirectionType = typename Superclass::DirectionType;
  using OriginType = typename Superclass::OriginType;
 
  using WeightsFunctionType = typename Superclass::WeightsFunctionType;
 
  using WeightsType = typename Superclass::WeightsType;
  using ContinuousIndexType = typename Superclass::ContinuousIndexType;
 
  using ParameterIndexArrayType = typename Superclass::ParameterIndexArrayType;
 
  using Superclass::TransformPoint;
  void
  TransformPoint(const InputPointType &    inputPoint,
                 OutputPointType &         outputPoint,
                 WeightsType &             weights,
                 ParameterIndexArrayType & indices,
                 bool &                    inside) const override;
 
  void
  ComputeJacobianWithRespectToParameters(const InputPointType &, JacobianType &) const override;
 
  NumberOfParametersType
  GetNumberOfParameters() const override;
 
  NumberOfParametersType
  GetNumberOfParametersPerDimension() const override;
 
  using PhysicalDimensionsType = typename Superclass::SpacingType;
  using PixelType = typename Superclass::PixelType;
 
  using MeshSizeType = typename Superclass::MeshSizeType;
 
  virtual void
  SetGridOrigin(const OriginType &);
 
  itkGetConstMacro(GridOrigin, OriginType);
 
  virtual void
  SetGridSpacing(const SpacingType &);
 
  itkGetConstMacro(GridSpacing, SpacingType);
 
  virtual void
  SetGridDirection(const DirectionType &);
 
  itkGetConstMacro(GridDirection, DirectionType);
 
  virtual void
  SetGridRegion(const RegionType &);
 
  itkGetConstMacro(GridRegion, RegionType);
 
  using BulkTransformType = Transform<TParametersValueType, Self::SpaceDimension, Self::SpaceDimension>;
  using BulkTransformPointer = typename BulkTransformType::ConstPointer;
  itkSetConstObjectMacro(BulkTransform, BulkTransformType);
  itkGetConstObjectMacro(BulkTransform, BulkTransformType);
 
  itkGetConstReferenceMacro(ValidRegion, RegionType);
 
protected:
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  BSplineDeformableTransform();
  ~BSplineDeformableTransform() override = default;
 
private:
  void
  SetFixedParametersGridSizeFromTransformDomainInformation() const override;
 
  void
  SetFixedParametersGridOriginFromTransformDomainInformation() const override;
 
  void
  SetFixedParametersGridSpacingFromTransformDomainInformation() const override;
 
  void
  SetFixedParametersGridDirectionFromTransformDomainInformation() const override;
 
  void
  SetCoefficientImageInformationFromFixedParameters() override;
 
  bool
  InsideValidRegion(ContinuousIndexType &) const override;
 
  const RegionType &    m_GridRegion;
  const OriginType &    m_GridOrigin;
  const SpacingType &   m_GridSpacing;
  const DirectionType & m_GridDirection;
 
  BulkTransformPointer m_BulkTransform;
 
  RegionType m_ValidRegion;
 
  unsigned long m_Offset;
  bool          m_SplineOrderOdd;
  IndexType     m_ValidRegionLast;
  IndexType     m_ValidRegionFirst;
 
  void
  UpdateValidGridRegion();
 
}; // class BSplineDeformableTransform
} // namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkBSplineDeformableTransform.hxx"
#endif
 
#endif /* itkBSplineDeformableTransform_h */