itkWatershedBoundaryResolver.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
 *
 *         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 itkWatershedBoundaryResolver_h
#define itkWatershedBoundaryResolver_h
 
 
#include "itkWatershedSegmenter.h"
 
namespace itk
{
namespace watershed
{
template <typename TPixelType, unsigned int TDimension>
class ITK_TEMPLATE_EXPORT BoundaryResolver : public ProcessObject
{
public:
  using Self = BoundaryResolver;
  using Superclass = ProcessObject;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
  itkNewMacro(Self);
  itkTypeMacro(WatershedBoundaryResolver, ProcessObject);
 
  static constexpr unsigned int ImageDimension = TDimension;
 
  using PixelType = TPixelType;
  using BoundaryType = Boundary<PixelType, TDimension>;
  using EquivalencyTableType = EquivalencyTable;
  using SegmenterType = Segmenter<Image<TPixelType, TDimension>>;
  using DataObjectPointer = DataObject::Pointer;
 
  void
  SetBoundaryA(BoundaryType * bd)
  {
    this->ProcessObject::SetNthInput(0, bd);
  }
  typename BoundaryType::Pointer
  GetBoundaryA()
  {
    return static_cast<BoundaryType *>(this->GetInput(0));
  }
 
  void
  SetBoundaryB(BoundaryType * bd)
  {
    this->ProcessObject::SetNthInput(1, bd);
  }
  typename BoundaryType::Pointer
  GetBoundaryB()
  {
    return static_cast<BoundaryType *>(this->GetInput(1));
  }
 
  itkSetMacro(Face, unsigned short);
  itkGetConstMacro(Face, unsigned short);
 
  void
  SetEquivalencyTable(EquivalencyTableType::Pointer a)
  {
    this->ProcessObject::SetNthOutput(0, a.GetPointer());
  }
  EquivalencyTableType::Pointer
  GetEquivalencyTable()
  {
    return static_cast<EquivalencyTableType *>(this->ProcessObject::GetOutput(0));
  }
 
  void
  GenerateData() override;
 
  using DataObjectPointerArraySizeType = ProcessObject::DataObjectPointerArraySizeType;
  using Superclass::MakeOutput;
  DataObjectPointer
  MakeOutput(DataObjectPointerArraySizeType idx) override;
 
protected:
  BoundaryResolver()
  {
    EquivalencyTable::Pointer eq = static_cast<EquivalencyTable *>(this->MakeOutput(0).GetPointer());
 
    this->SetNumberOfRequiredOutputs(1);
    this->ProcessObject::SetNthOutput(0, eq.GetPointer());
  }
 
  ~BoundaryResolver() override = default;
  BoundaryResolver(const Self &) {}
  void
  operator=(const Self &)
  {}
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  unsigned short m_Face{ 0 };
  void
  GenerateOutputRequestedRegion(DataObject * output) override;
};
} // end namespace watershed
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkWatershedBoundaryResolver.hxx"
#endif
 
#endif