itkFastMarchingExtensionImageFilter.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 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 FastMarchingExtensionImageFilter:
  public FastMarchingImageFilter< TLevelSet, TSpeedImage >
{
public:
  typedef FastMarchingExtensionImageFilter                  Self;
  typedef FastMarchingImageFilter< TLevelSet, TSpeedImage > Superclass;
  typedef SmartPointer< Self >                              Pointer;
  typedef SmartPointer< const Self >                        ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(FastMarchingExtensionImageFilter, FastMarchingImageFilter);

  typedef typename Superclass::LevelSetType      LevelSetType;
  typedef typename Superclass::SpeedImageType    SpeedImageType;
  typedef typename Superclass::LevelSetImageType LevelSetImageType;

  itkStaticConstMacro(SetDimension, unsigned int, Superclass::SetDimension);

  itkStaticConstMacro(AuxDimension, unsigned int, VAuxDimension);

  typedef AuxVarTypeDefault< TAuxValue,
                             itkGetStaticConstMacro(AuxDimension),
                             itkGetStaticConstMacro(SetDimension) >
  AuxVarType;
  typedef typename AuxVarType::AuxValueType       AuxValueType;
  typedef typename AuxVarType::AuxValueVectorType AuxValueVectorType;
  typedef typename AuxVarType::AuxValueContainer  AuxValueContainer;
  typedef typename AuxVarType::AuxImageType       AuxImageType;
  typedef typename AuxVarType::AuxImagePointer    AuxImagePointer;

  typedef Index< itkGetStaticConstMacro(SetDimension) > IndexType;

  AuxImageType * GetAuxiliaryImage(unsigned int idx);

  void SetAuxiliaryAliveValues(AuxValueContainer *values)
  {
    m_AuxAliveValues = values;
  }

  AuxValueContainer * GetAuxiliaryAliveValues(void)
  {
    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(){}
  void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;

  virtual void Initialize(LevelSetImageType *) ITK_OVERRIDE;

  virtual double UpdateValue(const IndexType & index,
                             const SpeedImageType *speed, LevelSetImageType *output) ITK_OVERRIDE;

  virtual void GenerateOutputInformation() ITK_OVERRIDE;

  virtual void EnlargeOutputRequestedRegion(DataObject *output) ITK_OVERRIDE;

private:
  FastMarchingExtensionImageFilter(const Self &); //purposely not implemented
  void operator=(const Self &);                   //purposely not implemented

  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