/usr/include/OTB-5.8/otbPointSetDensityEpanechnikovFunction.txx is in libotb-dev 5.8.0+dfsg-3.
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 | /*=========================================================================
Program: ORFEO Toolbox
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
See OTBCopyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef otbPointSetDensityEpanechnikovFunction_txx
#define otbPointSetDensityEpanechnikovFunction_txx
#include "otbPointSetDensityEpanechnikovFunction.h"
#include "otbMath.h"
namespace otb
{
/**
* Evaluate
*/
template <class TPointSet, class TOutput>
typename PointSetDensityEpanechnikovFunction<TPointSet, TOutput>
::OutputType
PointSetDensityEpanechnikovFunction<TPointSet, TOutput>
::Evaluate(const InputType& input) const
{
double accu = 0;
double radiussq = m_Radius * m_Radius;
if (this->GetPointSet()->GetNumberOfPoints() != 0)
{
typedef typename TPointSet::PointsContainer::ConstIterator iteratorType;
iteratorType it = this->GetPointSet()->GetPoints()->Begin();
while (it != this->GetPointSet()->GetPoints()->End())
{
float distX = input[0] - it.Value()[0];
float distY = input[1] - it.Value()[1];
float distsq = distX * distX + distY * distY;
if (distsq < radiussq)
{
accu += 0.75 * (1 - distsq / radiussq);
}
++it;
}
}
return accu;
}
/**
* PrintSelf
*/
template <class TPointSet, class TOutput>
void
PointSetDensityEpanechnikovFunction<TPointSet, TOutput>
::PrintSelf(std::ostream& os, itk::Indent indent) const
{
this->Superclass::PrintSelf(os, indent);
}
} // end namespace otb
#endif
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