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/*
* Copyright (C) 2005-2020 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 otbOrientationPathFunction_h
#define otbOrientationPathFunction_h
#include "otbPathFunction.h"
#include "itkVectorContainer.h"
namespace otb
{
/**
* \class OrientationPathFunction
* \brief Calculate the orientation angle of a path defined by 2 points.
* The result value is in radian.
*
* \ingroup PathFunctions
*
* \ingroup OTBPath
*/
template <class TInputPath, class TOutput = double>
class ITK_EXPORT OrientationPathFunction : public PathFunction<TInputPath, TOutput>
{
public:
/** Standard class typedefs. */
typedef OrientationPathFunction Self;
typedef PathFunction<TInputPath, TOutput> Superclass;
typedef itk::SmartPointer<Self> Pointer;
typedef itk::SmartPointer<const Self> ConstPointer;
/** Run-time type information (and related methods). */
itkTypeMacro(OrientationPathFunction, PathFunction);
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** InputPathType typedef support. */
typedef typename Superclass::InputPathType PathType;
typedef typename Superclass::InputPathConstPointer PathConstPointer;
typedef typename PathType::ContinuousIndexType VertexType;
typedef itk::VectorContainer<unsigned, VertexType> VertexListType;
typedef typename VertexListType::ConstPointer VertexListPointer;
typedef TOutput OutputType;
typedef double RealType;
/** Evaluate the function at non-integer positions */
OutputType Evaluate(const PathType& path) const override;
virtual OutputType Evaluate() const;
protected:
OrientationPathFunction(){};
~OrientationPathFunction() override
{
}
void PrintSelf(std::ostream& os, itk::Indent indent) const override;
private:
OrientationPathFunction(const Self&) = delete;
void operator=(const Self&) = delete;
};
} // namespace otb
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbOrientationPathFunction.hxx"
#endif
#endif
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