itkThinPlateSplineKernelTransform.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
 *
 *  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.
 *
 *=========================================================================*/
#ifndef itkThinPlateSplineKernelTransform_h
#define itkThinPlateSplineKernelTransform_h

#include "itkKernelTransform.h"

namespace itk
{
template<typename TParametersValueType,
          unsigned int NDimensions = 3>
// Number of dimensions
class ITK_TEMPLATE_EXPORT ThinPlateSplineKernelTransform:
  public KernelTransform<TParametersValueType, NDimensions>
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(ThinPlateSplineKernelTransform);

  using Self = ThinPlateSplineKernelTransform;
  using Superclass = KernelTransform<TParametersValueType, NDimensions>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkTypeMacro(ThinPlateSplineKernelTransform, KernelTransform);

  using ScalarType = typename Superclass::ScalarType;

  using ParametersType = typename Superclass::ParametersType;
  using FixedParametersType = typename Superclass::FixedParametersType;

  using JacobianType = typename Superclass::JacobianType;
  using JacobianPositionType = typename Superclass::JacobianPositionType;
  using InverseJacobianPositionType = typename Superclass::InverseJacobianPositionType;

  static constexpr unsigned int SpaceDimension = Superclass::SpaceDimension;

  using InputPointType = typename Superclass::InputPointType;
  using OutputPointType = typename Superclass::OutputPointType;
  using InputVectorType = typename Superclass::InputVectorType;
  using OutputVectorType = typename Superclass::OutputVectorType;
  using InputCovariantVectorType = typename Superclass::InputCovariantVectorType;
  using OutputCovariantVectorType = typename Superclass::OutputCovariantVectorType;
  using PointsIterator = typename Superclass::PointsIterator;

protected:
  ThinPlateSplineKernelTransform() = default;
  ~ThinPlateSplineKernelTransform() override = default;

  using GMatrixType = typename Superclass::GMatrixType;

  void ComputeG(const InputVectorType & landmarkVector, GMatrixType & gmatrix) const override;

  void ComputeDeformationContribution(const InputPointType & inputPoint,
                                              OutputPointType & result) const override;
};
} // namespace itk

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

#endif // itkThinPlateSplineKernelTransform_h