otbFunctionWithNeighborhoodToImageFilter.h

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/*
 * Copyright (C) 1999-2011 Insight Software Consortium
 * 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 otbFunctionWithNeighborhoodToImageFilter_h
#define otbFunctionWithNeighborhoodToImageFilter_h
 
#include "otbFunctionToImageFilter.h"
 
namespace otb
{
 
template <class TInputImage, class TOutputImage, class TFunction>
class ITK_EXPORT FunctionWithNeighborhoodToImageFilter : public itk::InPlaceImageFilter<TInputImage, TOutputImage>
{
public:
  typedef FunctionWithNeighborhoodToImageFilter Self;
  typedef itk::InPlaceImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(FunctionWithNeighborhoodToImageFilter, itk::InPlaceImageFilter);
 
  typedef TInputImage                           InputImageType;
  typedef typename InputImageType::ConstPointer InputImageConstPointer;
  typedef typename InputImageType::Pointer      InputImagePointer;
  typedef typename InputImageType::RegionType   InputImageRegionType;
  typedef typename InputImageType::PixelType    InputImagePixelType;
  typedef typename InputImageType::SizeType     InputImageSizeType;
  typedef typename InputImageType::OffsetType   InputImageOffsetType;
  typedef TOutputImage                          OutputImageType;
  typedef typename OutputImageType::Pointer     OutputImagePointer;
  typedef typename OutputImageType::RegionType  OutputImageRegionType;
  typedef typename OutputImageType::PixelType   OutputImagePixelType;
 
  typedef TFunction                         FunctionType;
  typedef typename FunctionType::Pointer    FunctionPointerType;
  typedef typename FunctionType::OutputType FunctionValueType;
  typedef typename FunctionType::InputType  FunctionPositionType;
 
  //  itkGetObjectMacro(Function, FunctionType);
 
  void SetFunction(FunctionPointerType function)
  {
    m_Function = function;
    this->Modified();
  }
  FunctionPointerType GetFunction()
  {
    return m_Function;
  }
 
 
  itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
 
 
  itkGetMacro(Radius, InputImageSizeType);
  void SetRadius(InputImageSizeType& rad)
  {
    m_Radius = rad;
    m_Function->SetRadius(rad);
    this->Modified();
  }
  itkGetMacro(Offset, InputImageOffsetType);
  void SetOffset(InputImageOffsetType& offset)
  {
    m_Offset = offset;
    m_Function->SetOffset(offset);
    this->Modified();
  }
 
protected:
  FunctionWithNeighborhoodToImageFilter();
  ~FunctionWithNeighborhoodToImageFilter() override
  {
  }
 
  void BeforeThreadedGenerateData() override;
 
  void GenerateInputRequestedRegion() override;
 
  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
 
private:
  FunctionWithNeighborhoodToImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  // FunctionPointerType  m_Function;
  FunctionPointerType              m_Function;
  std::vector<FunctionPointerType> m_FunctionList;
  InputImageSizeType               m_Radius;
  InputImageOffsetType             m_Offset;
};
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbFunctionWithNeighborhoodToImageFilter.hxx"
#endif
 
#endif