itkCollidingFrontsImageFilter.h

Go to the documentation of this file.

/*=========================================================================
 *
 *  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 itkCollidingFrontsImageFilter_h
#define itkCollidingFrontsImageFilter_h

#include "itkFastMarchingUpwindGradientImageFilter.h"
#include "itkImageToImageFilter.h"

namespace itk
{
template< typename TInputImage, typename TOutputImage >
class ITK_TEMPLATE_EXPORT CollidingFrontsImageFilter:
  public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(CollidingFrontsImageFilter);

  using Self = CollidingFrontsImageFilter;
  using Superclass = ImageToImageFilter< TInputImage, TOutputImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(CollidingFrontsImageFilter, ImageToImageFilter);

  using OutputPixelType = typename TOutputImage::PixelType;
  using InputPixelType = typename TInputImage::PixelType;
  using RealType = typename NumericTraits< InputPixelType >::RealType;

  static constexpr unsigned int ImageDimension = TOutputImage::ImageDimension;

  using InputImageType = TInputImage;
  using SpeedImageType = TInputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using OutputImageType = TOutputImage;
  using LevelSetImageType = TOutputImage;
  using OutputImagePointer = typename OutputImageType::Pointer;

  using OutputImageRegionType = typename Superclass::OutputImageRegionType;

  using FastMarchingUpwindGradientImageFilterType = itk::FastMarchingUpwindGradientImageFilter< LevelSetImageType,
                                                      SpeedImageType >;

  using PixelType = typename FastMarchingUpwindGradientImageFilterType::PixelType;
  using NodeType = typename FastMarchingUpwindGradientImageFilterType::NodeType;
  using NodeContainer = typename FastMarchingUpwindGradientImageFilterType::NodeContainer;
  using NodeContainerPointer = typename FastMarchingUpwindGradientImageFilterType::NodeContainerPointer;
  using GradientImageType = typename FastMarchingUpwindGradientImageFilterType::GradientImageType;
  using IndexType = typename FastMarchingUpwindGradientImageFilterType::IndexType;

  void SetSeedPoints1(NodeContainer *points)
  {
    m_SeedPoints1 = points;
    this->Modified();
  }

  NodeContainerPointer GetSeedPoints1()
  { return m_SeedPoints1; }

  void SetSeedPoints2(NodeContainer *points)
  {
    m_SeedPoints2 = points;
    this->Modified();
  }

  NodeContainerPointer GetSeedPoints2()
  { return m_SeedPoints2; }

  itkSetMacro(NegativeEpsilon, double);
  itkGetConstMacro(NegativeEpsilon, double);

  itkSetMacro(ApplyConnectivity, bool);
  itkGetConstMacro(ApplyConnectivity, bool);
  itkBooleanMacro(ApplyConnectivity);

  itkSetMacro(StopOnTargets, bool);
  itkGetConstMacro(StopOnTargets, bool);
  itkBooleanMacro(StopOnTargets);

#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro( InputHasNumericTraitsCheck,
                   ( Concept::HasNumericTraits< InputPixelType > ) );
  // End concept checking
#endif

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

  void GenerateData() override;

  void PrintSelf(std::ostream &, Indent) const override;

private:
  NodeContainerPointer m_SeedPoints1;
  NodeContainerPointer m_SeedPoints2;

  bool m_StopOnTargets;
  bool m_ApplyConnectivity;

  double m_NegativeEpsilon;
};
} // end namespace itk

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

#endif