itkBinaryGeneratorImageFilter.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 itkBinaryGeneratorImageFilter_h
#define itkBinaryGeneratorImageFilter_h
 
#include "itkInPlaceImageFilter.h"
#include "itkSimpleDataObjectDecorator.h"
 
 
#include <functional>
 
namespace itk
{
template <typename TInputImage1, typename TInputImage2, typename TOutputImage>
class ITK_TEMPLATE_EXPORT BinaryGeneratorImageFilter : public InPlaceImageFilter<TInputImage1, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(BinaryGeneratorImageFilter);

  using Self = BinaryGeneratorImageFilter;
  using Superclass = InPlaceImageFilter<TInputImage1, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(BinaryGeneratorImageFilter);

  using Input1ImageType = TInputImage1;
  using Input1ImagePointer = typename Input1ImageType::ConstPointer;
  using Input1ImageRegionType = typename Input1ImageType::RegionType;
  using Input1ImagePixelType = typename Input1ImageType::PixelType;
  using DecoratedInput1ImagePixelType = SimpleDataObjectDecorator<Input1ImagePixelType>;
 
  using Input2ImageType = TInputImage2;
  using Input2ImagePointer = typename Input2ImageType::ConstPointer;
  using Input2ImageRegionType = typename Input2ImageType::RegionType;
  using Input2ImagePixelType = typename Input2ImageType::PixelType;
  using DecoratedInput2ImagePixelType = SimpleDataObjectDecorator<Input2ImagePixelType>;
 
  using OutputImageType = TOutputImage;
  using OutputImagePointer = typename OutputImageType::Pointer;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using OutputImagePixelType = typename OutputImageType::PixelType;
 
  using FunctionType = OutputImagePixelType (*)(const Input1ImagePixelType &, const Input2ImagePixelType &);
 
  using ConstRefFunctionType = OutputImagePixelType(const Input1ImagePixelType &, const Input2ImagePixelType &);
  using ValueFunctionType = OutputImagePixelType(Input1ImagePixelType, Input2ImagePixelType);

  virtual void
  SetInput1(const TInputImage1 * image1);
  virtual void
  SetInput1(const DecoratedInput1ImagePixelType * input1);
  virtual void
  SetInput1(const Input1ImagePixelType & input1);

  virtual void
  SetConstant1(const Input1ImagePixelType & input1);

  virtual const Input1ImagePixelType &
  GetConstant1() const;

  virtual void
  SetInput2(const TInputImage2 * image2);
  virtual void
  SetInput2(const DecoratedInput2ImagePixelType * input2);
  virtual void
  SetInput2(const Input2ImagePixelType & input2);
 

  virtual void
  SetConstant2(const Input2ImagePixelType & input2);
  void
  SetConstant(Input2ImagePixelType ct)
  {
    this->SetConstant2(ct);
  }
  const Input2ImagePixelType &
  GetConstant() const
  {
    return this->GetConstant2();
  }


  virtual const Input2ImagePixelType &
  GetConstant2() const;
 
#if !defined(ITK_WRAPPING_PARSER)
  void
  SetFunctor(const std::function<ConstRefFunctionType> & f)
  {
    // the closure creates a copy of f
    m_DynamicThreadedGenerateDataFunction = [this, f](const OutputImageRegionType & outputRegionForThread) {
      return this->DynamicThreadedGenerateDataWithFunctor(f, outputRegionForThread);
    };
 
    this->Modified();
  }
  void
  SetFunctor(const std::function<ValueFunctionType> & f)
  {
    // the capture creates a copy of f
    m_DynamicThreadedGenerateDataFunction = [this, f](const OutputImageRegionType & outputRegionForThread) {
      return this->DynamicThreadedGenerateDataWithFunctor(f, outputRegionForThread);
    };
 
    this->Modified();
  }

  void
  SetFunctor(ConstRefFunctionType * funcPointer)
  {
    m_DynamicThreadedGenerateDataFunction = [this, funcPointer](const OutputImageRegionType & outputRegionForThread) {
      return this->DynamicThreadedGenerateDataWithFunctor(funcPointer, outputRegionForThread);
    };
 
    this->Modified();
  }
  void
  SetFunctor(ValueFunctionType * funcPointer)
  {
    m_DynamicThreadedGenerateDataFunction = [this, funcPointer](const OutputImageRegionType & outputRegionForThread) {
      return this->DynamicThreadedGenerateDataWithFunctor(funcPointer, outputRegionForThread);
    };
 
    this->Modified();
  }
 

  template <typename TFunctor>
  void
  SetFunctor(const TFunctor & functor)
  {
    // the capture creates a copy of the functor
    m_DynamicThreadedGenerateDataFunction = [this, functor](const OutputImageRegionType & outputRegionForThread) {
      return this->DynamicThreadedGenerateDataWithFunctor(functor, outputRegionForThread);
    };
 
    this->Modified();
  }
#endif // !defined( ITK_WRAPPING_PARSER )
 

  static constexpr unsigned int InputImage1Dimension = TInputImage1::ImageDimension;
  static constexpr unsigned int InputImage2Dimension = TInputImage2::ImageDimension;
  static constexpr unsigned int OutputImageDimension = TOutputImage::ImageDimension;
 
  itkConceptMacro(SameDimensionCheck1,
                  (Concept::SameDimension<Self::InputImage1Dimension, Self::InputImage2Dimension>));
  itkConceptMacro(SameDimensionCheck2,
                  (Concept::SameDimension<Self::InputImage1Dimension, Self::OutputImageDimension>));
 
protected:
  BinaryGeneratorImageFilter();
  ~BinaryGeneratorImageFilter() override = default;

  template <typename TFunctor>
  void
  DynamicThreadedGenerateDataWithFunctor(const TFunctor &, const OutputImageRegionType & outputRegionForThread);
  void
  DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;
  void
  AfterThreadedGenerateData() override
  {
    this->UpdateProgress(1.0);
  }

 
  // Needed to take the image information from the 2nd input, if the first one is
  // a simple decorated object.
  void
  GenerateOutputInformation() override;
 
private:
  std::function<void(const OutputImageRegionType &)> m_DynamicThreadedGenerateDataFunction{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkBinaryGeneratorImageFilter.hxx"
#endif
 
#endif