otbMaskMuParserFunctor.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 otbMaskMuParserFunctor_h
#define otbMaskMuParserFunctor_h
 
#include "otbParser.h"
#include "otbMacro.h"
#include "otbBinarySpectralAngleFunctor.h"
#include <string>
 
namespace otb
{
namespace Functor
{
 
template <class TInputPixel>
class ITK_EXPORT MaskMuParserFunctor : public itk::LightObject
{
public:
  typedef MaskMuParserFunctor           Self;
  typedef itk::LightObject              Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(MaskMuParserFunctor, itk::LightObject);
 
  typedef TInputPixel PixelType;
  typedef Parser      ParserType;
 
  typedef BinarySpectralAngleFunctor<PixelType, PixelType, double> SpectralAngleFunctorType;
 
  bool operator()(const PixelType& p);
 
  const std::map<std::string, Parser::ValueType*>& GetVar() const;
 
  Parser::FunctionMapType GetFunList() const;
 
  void SetExpression(const std::string& expression);
 
  std::string GetExpression() const;
 
  void SetNumberOfBands(unsigned int NbOfBands);
 
  void SetSpectralAngleReferencePixel(const PixelType& refPixel);
 
  bool CheckExpression();
 
protected:
  MaskMuParserFunctor();
 
  ~MaskMuParserFunctor() override;
 
private:
  MaskMuParserFunctor(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  std::string         m_Expression;
  ParserType::Pointer m_Parser;
  std::vector<double> m_AImage;
  // std::vector<std::string > m_VarName;
  unsigned int m_NbOfBands;
  // unsigned int m_NbVar;
  double m_ParserResult;
 
  // user defined variables
  double m_Intensity;
  double m_SpectralAngle;
 
  PixelType                m_SpectralAngleReferencePixel;
  SpectralAngleFunctorType m_SpectralAngleFunctor;
};
 
} // end of Functor namespace
} // end namespace otb
 
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbMaskMuParserFunctor.hxx"
#endif
 
#endif