otbUnaryFunctorNeighborhoodVectorImageFilter.h

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/*
 * Copyright (C) 2005-2022 Centre National d'Etudes Spatiales (CNES)
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * 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
 *
 * 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 otbUnaryFunctorNeighborhoodVectorImageFilter_h
#define otbUnaryFunctorNeighborhoodVectorImageFilter_h
 
#include "itkInPlaceImageFilter.h"
#include "itkImageRegionIteratorWithIndex.h"
#include "itkConstNeighborhoodIterator.h"
 
namespace otb
{
template <class TInputImage, class TOutputImage, class TFunction>
class ITK_EXPORT UnaryFunctorNeighborhoodVectorImageFilter : public itk::InPlaceImageFilter<TInputImage, TOutputImage>
{
public:
  typedef UnaryFunctorNeighborhoodVectorImageFilter Self;
  typedef itk::InPlaceImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(UnaryFunctorNeighborhoodVectorImageFilter, InPlaceImageFilter);
 
  itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
 
  typedef TFunction                             FunctorType;
  typedef TInputImage                           InputImageType;
  typedef typename InputImageType::ConstPointer InputImagePointer;
  typedef typename InputImageType::RegionType   InputImageRegionType;
  typedef typename InputImageType::PixelType    InputImagePixelType;
  typedef TOutputImage                          OutputImageType;
  typedef typename OutputImageType::Pointer     OutputImagePointer;
  typedef typename OutputImageType::RegionType  OutputImageRegionType;
  typedef typename OutputImageType::PixelType   OutputImagePixelType;
 
  typedef itk::ProcessObject ProcessObjectType;
 
  FunctorType& GetFunctor()
  {
    return m_Functor;
  }
 
  void SetFunctor(const FunctorType& functor)
  {
    m_Functor = functor;
    this->Modified();
  }
 
  typedef itk::ConstNeighborhoodIterator<TInputImage>   NeighborhoodIteratorType;
  typedef typename NeighborhoodIteratorType::RadiusType RadiusType;
 
  itkSetMacro(Radius, RadiusType);
  itkGetMacro(Radius, RadiusType);
 
protected:
  UnaryFunctorNeighborhoodVectorImageFilter();
  ~UnaryFunctorNeighborhoodVectorImageFilter() override
  {
  }
 
  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
 
  void GenerateOutputInformation(void) override;
 
  RadiusType m_Radius;
 
private:
  UnaryFunctorNeighborhoodVectorImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  FunctorType m_Functor;
}; // end of class
 
} // namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbUnaryFunctorNeighborhoodVectorImageFilter.hxx"
#endif
 
#endif