/usr/include/OTB-6.4/otbPolarimetricSynthesisFunctor.h is in libotb-dev 6.4.0+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | /*
* Copyright (C) 2005-2017 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 otbPolarimetricSynthesisFunctor_h
#define otbPolarimetricSynthesisFunctor_h
#include "otbMath.h"
#include "vcl_complex.h"
#include "itkFixedArray.h"
namespace otb
{
namespace Functor
{
/** \class PolarimetricSynthesisFunctor
* \brief Calculate the polarimetric synthesis
*
* This functor calculate the polarimetric synthesis using the electroMagneticField vectors as follow:
* \f$ \sigma(\psi_{i},\chi_{i},\psi_{r},\chi_{r}) = \vec(E_{r})\cdot\left[ S \right] \vec(E_{i}) \f$
*
* \ingroup Functor
* \ingroup SARPolarimetry
*
*
* \ingroup OTBPolarimetry
*/
template <class TInput1, class TInput2, class TInput3, class TInput4, class TOutput>
class PolarimetricSynthesisFunctor
{
public:
/** Some typedefs. */
typedef typename std::complex <double> ComplexType;
typedef typename itk::FixedArray<ComplexType, 2> ComplexArrayType;
/** Set the ElectroMagneticField Incident */
void SetEi(ComplexArrayType ei)
{
m_Ei = ei;
}
/** Set the ElectroMagneticField Reflected */
void SetEr(ComplexArrayType er)
{
m_Er = er;
}
/** Constructor */
PolarimetricSynthesisFunctor()
{
m_Ei.Fill(1);
m_Er.Fill(1);
}
/** Destructor */
virtual ~PolarimetricSynthesisFunctor() {}
inline TOutput operator ()(const TInput1& Shh, const TInput2& Shv, const TInput3& Svh, const TInput4& Svv)
{
ComplexType tmp;
double scalar;
tmp = vcl_conj(m_Er[0]) * (m_Ei[0] * static_cast<ComplexType>(Shh) + m_Ei[1] * static_cast<ComplexType>(Shv))
+ vcl_conj(m_Er[1]) * (m_Ei[0] * static_cast<ComplexType>(Svh) + m_Ei[1] * static_cast<ComplexType>(Svv));
scalar = static_cast<double>(vcl_abs(tmp)) * static_cast<double>(vcl_abs(tmp));
return (static_cast<TOutput>(scalar));
}
private:
/** Electromagnetic Field Incident */
ComplexArrayType m_Ei;
/** Electromagnetic Field Reflected */
ComplexArrayType m_Er;
};
} // namespace Functor
} // namespace otb
#endif
|