itkFastMarchingExtensionImageFilter.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
 *
 *         https://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 itkFastMarchingExtensionImageFilter_h
#define itkFastMarchingExtensionImageFilter_h
 
#include "itkFastMarchingImageFilter.h"
 
namespace itk
{
template <typename TLevelSet,
          typename TAuxValue,
          unsigned int VAuxDimension = 1,
          typename TSpeedImage = Image<float, TLevelSet::ImageDimension>>
class ITK_TEMPLATE_EXPORT FastMarchingExtensionImageFilter : public FastMarchingImageFilter<TLevelSet, TSpeedImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(FastMarchingExtensionImageFilter);
 
  using Self = FastMarchingExtensionImageFilter;
  using Superclass = FastMarchingImageFilter<TLevelSet, TSpeedImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(FastMarchingExtensionImageFilter);
 
  using typename Superclass::LevelSetType;
  using typename Superclass::SpeedImageType;
  using typename Superclass::LevelSetImageType;
 
  static constexpr unsigned int SetDimension = Superclass::SetDimension;
 
  static constexpr unsigned int AuxDimension = VAuxDimension;
 
  using AuxVarType = AuxVarTypeDefault<TAuxValue, Self::AuxDimension, Self::SetDimension>;
  using AuxValueType = typename AuxVarType::AuxValueType;
  using AuxValueVectorType = typename AuxVarType::AuxValueVectorType;
  using AuxValueContainer = typename AuxVarType::AuxValueContainer;
  using AuxImageType = typename AuxVarType::AuxImageType;
  using AuxImagePointer = typename AuxVarType::AuxImagePointer;
 
  using IndexType = Index<Self::SetDimension>;
 
  AuxImageType *
  GetAuxiliaryImage(unsigned int idx);
 
  void
  SetAuxiliaryAliveValues(AuxValueContainer * values)
  {
    m_AuxAliveValues = values;
  }
 
  AuxValueContainer *
  GetAuxiliaryAliveValues()
  {
    return m_AuxAliveValues.GetPointer();
  }
 
  void
  SetAuxiliaryTrialValues(AuxValueContainer * values)
  {
    m_AuxTrialValues = values;
  }
 
  typename AuxValueContainer::Pointer
  GetAuxiliaryTrialValues()
  {
    return m_AuxTrialValues;
  }
 
#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro(AuxValueHasNumericTraitsCheck, (Concept::HasNumericTraits<TAuxValue>));
  // End concept checking
#endif
 
protected:
  FastMarchingExtensionImageFilter();
  ~FastMarchingExtensionImageFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  Initialize(LevelSetImageType *) override;
 
  double
  UpdateValue(const IndexType & index, const SpeedImageType * speed, LevelSetImageType * output) override;
 
  void
  GenerateOutputInformation() override;
 
  void
  EnlargeOutputRequestedRegion(DataObject * output) override;
 
private:
  typename AuxValueContainer::Pointer m_AuxAliveValues{};
  typename AuxValueContainer::Pointer m_AuxTrialValues{};
 
  AuxImageType * m_AuxImages[AuxDimension]{};
};
} // namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkFastMarchingExtensionImageFilter.hxx"
#endif
 
#endif