itkAdvancedBSplineDeformableTransform.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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/*=========================================================================
 
  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkAdvancedBSplineDeformableTransform.h,v $
  Date:      $Date: 2008-04-11 16:28:11 $
  Version:   $Revision: 1.38 $
 
  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notices for more information.
 
=========================================================================*/
#ifndef itkAdvancedBSplineDeformableTransform_h
#define itkAdvancedBSplineDeformableTransform_h
 
#include "itkAdvancedBSplineDeformableTransformBase.h"
 
#include "itkImage.h"
#include "itkImageRegion.h"
#include "itkBSplineInterpolationWeightFunction2.h"
#include "itkBSplineInterpolationDerivativeWeightFunction.h"
#include "itkBSplineInterpolationSecondOrderDerivativeWeightFunction.h"
 
namespace itk
{
 
// Forward declarations for friendship
template <class TScalarType, unsigned int NDimensions, unsigned int VSplineOrder>
class ITK_TEMPLATE_EXPORT MultiBSplineDeformableTransformWithNormal;
 
template <class TScalarType = double,   // Data type for scalars
          unsigned int NDimensions = 3, // Number of dimensions
          unsigned int VSplineOrder = 3>
// Spline order
class ITK_TEMPLATE_EXPORT AdvancedBSplineDeformableTransform
  : public AdvancedBSplineDeformableTransformBase<TScalarType, NDimensions>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(AdvancedBSplineDeformableTransform);
 
  using Self = AdvancedBSplineDeformableTransform;
  using Superclass = AdvancedBSplineDeformableTransformBase<TScalarType, NDimensions>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(AdvancedBSplineDeformableTransform, AdvancedBSplineDeformableTransformBase);
 
  itkStaticConstMacro(SpaceDimension, unsigned int, NDimensions);
 
  itkStaticConstMacro(SplineOrder, unsigned int, VSplineOrder);
 
  using typename Superclass::ParametersType;
  using typename Superclass::ParametersValueType;
  using typename Superclass::NumberOfParametersType;
  using typename Superclass::DerivativeType;
  using typename Superclass::JacobianType;
  using typename Superclass::ScalarType;
  using typename Superclass::InputPointType;
  using typename Superclass::OutputPointType;
  using typename Superclass::InputVectorType;
  using typename Superclass::OutputVectorType;
  using typename Superclass::InputVnlVectorType;
  using typename Superclass::OutputVnlVectorType;
  using typename Superclass::InputCovariantVectorType;
  using typename Superclass::OutputCovariantVectorType;
 
  using typename Superclass::NonZeroJacobianIndicesType;
  using typename Superclass::SpatialJacobianType;
  using typename Superclass::JacobianOfSpatialJacobianType;
  using typename Superclass::SpatialHessianType;
  using typename Superclass::JacobianOfSpatialHessianType;
  using typename Superclass::InternalMatrixType;
  using typename Superclass::MovingImageGradientType;
  using typename Superclass::MovingImageGradientValueType;
 
  using typename Superclass::PixelType;
  using typename Superclass::ImageType;
  using typename Superclass::ImagePointer;
 
  using typename Superclass::RegionType;
 
  using typename Superclass::IndexType;
  using typename Superclass::SizeType;
  using typename Superclass::SpacingType;
  using typename Superclass::DirectionType;
  using typename Superclass::OriginType;
  using typename Superclass::GridOffsetType;
 
  void
  SetGridRegion(const RegionType & region) override;
 
  OutputPointType
  TransformPoint(const InputPointType & point) const override;
 
  using WeightsFunctionType = BSplineInterpolationWeightFunction2<ScalarType, Self::SpaceDimension, VSplineOrder>;
  using WeightsFunctionPointer = typename WeightsFunctionType::Pointer;
  using WeightsType = typename WeightsFunctionType::WeightsType;
  using ContinuousIndexType = typename WeightsFunctionType::ContinuousIndexType;
  using DerivativeWeightsFunctionType =
    BSplineInterpolationDerivativeWeightFunction<ScalarType, Self::SpaceDimension, VSplineOrder>;
  using DerivativeWeightsFunctionPointer = typename DerivativeWeightsFunctionType::Pointer;
  using SODerivativeWeightsFunctionType =
    BSplineInterpolationSecondOrderDerivativeWeightFunction<ScalarType, Self::SpaceDimension, VSplineOrder>;
  using SODerivativeWeightsFunctionPointer = typename SODerivativeWeightsFunctionType::Pointer;
 
  using typename Superclass::ParameterIndexArrayType;
 
 
  unsigned long
  GetNumberOfWeights() const
  {
    return this->m_WeightsFunction->GetNumberOfWeights();
  }
 
 
  unsigned int
  GetNumberOfAffectedWeights() const override;
 
  NumberOfParametersType
  GetNumberOfNonZeroJacobianIndices() const override;
 
  void
  GetJacobian(const InputPointType & inputPoint, JacobianType & j, NonZeroJacobianIndicesType & nzji) const override;
 
  void
  EvaluateJacobianWithImageGradientProduct(const InputPointType &          inputPoint,
                                           const MovingImageGradientType & movingImageGradient,
                                           DerivativeType &                imageJacobian,
                                           NonZeroJacobianIndicesType &    nonZeroJacobianIndices) const override;
 
  void
  GetSpatialJacobian(const InputPointType & inputPoint, SpatialJacobianType & sj) const override;
 
  void
  GetSpatialHessian(const InputPointType & inputPoint, SpatialHessianType & sh) const override;
 
  void
  GetJacobianOfSpatialJacobian(const InputPointType &          inputPoint,
                               JacobianOfSpatialJacobianType & jsj,
                               NonZeroJacobianIndicesType &    nonZeroJacobianIndices) const override;
 
  void
  GetJacobianOfSpatialJacobian(const InputPointType &          inputPoint,
                               SpatialJacobianType &           sj,
                               JacobianOfSpatialJacobianType & jsj,
                               NonZeroJacobianIndicesType &    nonZeroJacobianIndices) const override;
 
  void
  GetJacobianOfSpatialHessian(const InputPointType &         inputPoint,
                              JacobianOfSpatialHessianType & jsh,
                              NonZeroJacobianIndicesType &   nonZeroJacobianIndices) const override;
 
  void
  GetJacobianOfSpatialHessian(const InputPointType &         inputPoint,
                              SpatialHessianType &           sh,
                              JacobianOfSpatialHessianType & jsh,
                              NonZeroJacobianIndicesType &   nonZeroJacobianIndices) const override;
 
protected:
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  AdvancedBSplineDeformableTransform();
  ~AdvancedBSplineDeformableTransform() override = default;
 
  // Why??
  itkSetObjectMacro(WeightsFunction, WeightsFunctionType);
  itkGetModifiableObjectMacro(WeightsFunction, WeightsFunctionType);
 
  void
  WrapAsImages();
 
  void
  ComputeNonZeroJacobianIndices(NonZeroJacobianIndicesType & nonZeroJacobianIndices,
                                const RegionType &           supportRegion) const override;
 
  using typename Superclass::JacobianImageType;
  using typename Superclass::JacobianPixelType;
 
  WeightsFunctionPointer                                       m_WeightsFunction;
  std::vector<DerivativeWeightsFunctionPointer>                m_DerivativeWeightsFunctions;
  std::vector<std::vector<SODerivativeWeightsFunctionPointer>> m_SODerivativeWeightsFunctions;
 
private:
  friend class MultiBSplineDeformableTransformWithNormal<ScalarType, Self::SpaceDimension, VSplineOrder>;
};
 
} // namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkAdvancedBSplineDeformableTransform.hxx"
#endif
 
#endif /* itkAdvancedBSplineDeformableTransform_h */