/usr/include/OTB-6.4/otbLogPolarTransform.txx 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.
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* 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 otbLogPolarTransform_txx
#define otbLogPolarTransform_txx
#include "otbLogPolarTransform.h"
#include "otbMacro.h"
#include "otbMath.h"
namespace otb
{
/**
* Constructor.
*/
template <class TScalarType>
LogPolarTransform<TScalarType>
::LogPolarTransform()
: Superclass(4)
{
m_Center[0] = 0.0;
m_Center[1] = 0.0;
m_Scale[0] = 1.0;
m_Scale[1] = 1.0;
}
/**
* Destructor.
*/
template <class TScalarType>
LogPolarTransform<TScalarType>
::~LogPolarTransform()
{}
/**
* Set the transform parameters through the standard interface.
* \param parameters The parameters of the transform.
*/
template <class TScalarType>
void
LogPolarTransform<TScalarType>
::SetParameters(const ParametersType& parameters)
{
m_Center[0] = parameters[0];
m_Center[1] = parameters[1];
m_Scale[0] = parameters[2];
m_Scale[1] = parameters[3];
otbMsgDebugMacro(<< "Call To SetParameters: Center=" << m_Center << ", Scale=" << m_Scale);
this->m_Parameters = parameters;
this->Modified();
}
/**
* Get the transform parameters through the standard interface.
* \return The parameters of the transform.
*/
template <class TScalarType>
typename LogPolarTransform<TScalarType>
::ParametersType&
LogPolarTransform<TScalarType>
::GetParameters(void) const
{
// Filling parameters vector
this->m_Parameters[0] = m_Center[0];
this->m_Parameters[1] = m_Center[1];
this->m_Parameters[2] = m_Scale[0];
this->m_Parameters[3] = m_Scale[1];
return this->m_Parameters;
}
/**
* Transform a point.
* \param point The point to transform.
* \return The transformed point.
*/
template <class TScalarType>
typename LogPolarTransform<TScalarType>
::OutputPointType
LogPolarTransform<TScalarType>
::TransformPoint(const InputPointType& point) const
{
OutputPointType result;
double theta = point[0] * m_Scale[0] * CONST_PI_180;
double logRho = point[1] * m_Scale[1];
result[0] = m_Center[0];
result[1] = m_Center[1];
result[0] += vcl_exp(logRho) * vcl_cos(theta);
result[1] += vcl_exp(logRho) * vcl_sin(theta);
return result;
}
/**
* Transform a vector representing a point.
* \param vector The point to transform.
* \return The transformed point.
*/
template <class TScalarType>
typename LogPolarTransform<TScalarType>
::OutputVectorType
LogPolarTransform<TScalarType>
::TransformVector(const InputVectorType& vector) const
{
OutputVectorType result;
double theta = vector[0] * m_Scale[0] * CONST_PI_180;
double logRho = vector[1] * m_Scale[1];
result[0] = 0.;
result[1] = 0.;
result[0] += vcl_exp(logRho) * vcl_cos(theta);
result[1] += vcl_exp(logRho) * vcl_sin(theta);
return result;
}
/**
* Transform a vnl vector representing a point.
* \param vector The point to transform.
* \return The transformed point.
*/
template <class TScalarType>
typename LogPolarTransform<TScalarType>
::OutputVnlVectorType
LogPolarTransform<TScalarType>
::TransformVector(const InputVnlVectorType& vector) const
{
OutputVnlVectorType result;
double theta = vector[0] * m_Scale[0] * CONST_PI_180;
double logRho = vector[1] * m_Scale[1];
result[0] = 0.;
result[1] = 0.;
result[0] += vcl_exp(logRho) * vcl_cos(theta);
result[1] += vcl_exp(logRho) * vcl_sin(theta);
return result;
}
/**
* PrintSelf method.
*/
template <class TScalarType>
void
LogPolarTransform<TScalarType>
::PrintSelf(std::ostream& os, itk::Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "Center: " << m_Center << std::endl;
os << indent << "Scale: " << m_Scale << std::endl;
}
} // end namespace otb
#endif
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