itkNeighborhoodOperatorImageFunction.h

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/*=========================================================================
 *
 *  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 itkNeighborhoodOperatorImageFunction_h
#define itkNeighborhoodOperatorImageFunction_h

#include "itkImageFunction.h"
#include "itkNeighborhood.h"

namespace itk
{
template< typename TInputImage, typename TOutput >
class ITK_TEMPLATE_EXPORT NeighborhoodOperatorImageFunction:
  public ImageFunction< TInputImage, TOutput >
{
public:

  using Self = NeighborhoodOperatorImageFunction;

  using Superclass = ImageFunction< TInputImage, TOutput >;

  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  using InputImageType = TInputImage;
  using InputPixelType = typename InputImageType::PixelType;
  using IndexType = typename Superclass::IndexType;
  using ContinuousIndexType = typename Superclass::ContinuousIndexType;

  itkTypeMacro(NeighborhoodOperatorImageFunction, ImageFunction);

  static constexpr unsigned int ImageDimension = InputImageType::ImageDimension;

  using NeighborhoodType = Neighborhood< TOutput, Self::ImageDimension >;

  using PointType = typename Superclass::PointType;

  //virtual void SetInputImage( InputImageType * ptr );

  void SetOperator(const NeighborhoodType & p) const
  {
    m_Operator = p;
    this->Modified();
  }

  TOutput Evaluate(const PointType &) const override
  {
    std::cout << "NeighborhoodOperatorImageFunction::Evaluate(): Not implemented!" << std::endl;
    TOutput out;
    out = 0;
    return out;
  }

  TOutput EvaluateAtIndex(const IndexType & index) const override;

  TOutput EvaluateAtContinuousIndex(
    const ContinuousIndexType &) const override
  {
    std::cout << "NeighborhoodOperatorImageFunction::EvaluateAtContinuousIndex():Not implemented!" << std::endl;
    TOutput out;
    out = 0;
    return out;
  }

protected:
  NeighborhoodOperatorImageFunction() = default;
  NeighborhoodOperatorImageFunction(const Self &){}

  ~NeighborhoodOperatorImageFunction() override = default;

  void operator=(const Self &){}
  void PrintSelf(std::ostream & os, Indent indent) const override;

private:

  mutable NeighborhoodType m_Operator;
};
} // end namespace itk

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

/*
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkNeighborhoodOperatorImageFunction.hxx"
#endif
*/

#endif