otbComplexMomentPathFunction.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 otbComplexMomentPathFunction_h
#define otbComplexMomentPathFunction_h
 
#include "otbGeometricMomentPathFunction.h"
#include "itkVectorContainer.h"
 
namespace otb
{
 
template <class TInputPath, class TOutput = std::complex<double>, class TPrecision = double>
class ITK_EXPORT ComplexMomentPathFunction : public GeometricMomentPathFunction<TInputPath, TOutput, TPrecision>
{
public:
 
  typedef ComplexMomentPathFunction Self;
  typedef GeometricMomentPathFunction<TInputPath, TOutput, TPrecision> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkTypeMacro(ComplexMomentPathFunction, GeometricMomentPathFunction);
 
  itkNewMacro(Self);
 
  typedef typename Superclass::PathType          PathType;
  typedef typename Superclass::PathConstPointer  PathConstPointer;
  typedef typename PathType::ContinuousIndexType VertexType;
  typedef itk::VectorContainer<unsigned, VertexType> VertexListType;
  typedef typename VertexListType::ConstPointer VertexListPointer;
 
  typedef typename Superclass::OutputType ComplexType;
 
  typedef typename Superclass::OutputType OutputType;
 
  typedef double RealType;
 
  typedef typename Superclass::PrecisionType PrecisionType;
 
  typedef std::complex<PrecisionType> ComplexPrecisionType;
 
  OutputType Evaluate(const PathType& path) const override;
  virtual OutputType Evaluate() const;
 
  itkSetMacro(P, unsigned int);
  itkGetConstReferenceMacro(P, unsigned int);
  itkSetMacro(Q, unsigned int);
  itkGetConstReferenceMacro(Q, unsigned int);
 
protected:
  ComplexMomentPathFunction();
  ~ComplexMomentPathFunction() override
  {
  }
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
private:
  ComplexMomentPathFunction(const Self&) = delete;
  void                 operator=(const Self&) = delete;
  ComplexPrecisionType EvaluateComplexMomentAtIndex(VertexType index) const;
 
  unsigned int m_P;
  unsigned int m_Q;
};
 
} // namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbComplexMomentPathFunction.hxx"
#endif
 
#endif