/usr/include/OTB-6.4/otbMetaImageFunction.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 otbMetaImageFunction_txx
#define otbMetaImageFunction_txx
#include "otbMetaImageFunction.h"
#include "otbImageFunctionAdaptor.h"
#include <algorithm>
namespace otb
{
template <class TOutputPrecision, class TCoordRep>
MetaImageFunction<TOutputPrecision, TCoordRep>
::MetaImageFunction() : m_FunctionContainer()
{
}
template <class TOutputPrecision, class TCoordRep>
MetaImageFunction<TOutputPrecision, TCoordRep>
::~MetaImageFunction()
{
this->ClearFunctions();
}
template <class TOutputPrecision, class TCoordRep>
void
MetaImageFunction<TOutputPrecision, TCoordRep>
::AddFunction(FunctionType * function)
{
m_FunctionContainer.push_back(function);
}
//template <class TOutputPrecision, class TCoordRep, typename T1, typename T2>
//void
//MetaImageFunction<TOutputPrecision, TCoordRep>
//::AddFunction(itk::ImageFunction<T1, T2, TCoordRep> * function)
// {
// // Define the adapter
// typedef itk::ImageFunction<T1, T2, TCoordRep> ImageFunctionType;
// typedef otb::ImageFunctionAdapter<T1, ImageFunctionType, TCoordRep > AdapterType;
//
// typename AdapterType::Pointer adapter = AdapterType::New();
// adapte
//
// }
template <class TOutputPrecision, class TCoordRep>
void
MetaImageFunction<TOutputPrecision, TCoordRep>
::ClearFunctions()
{
m_FunctionContainer.clear();
}
template <class TOutputPrecision, class TCoordRep>
unsigned int
MetaImageFunction<TOutputPrecision, TCoordRep>
::GetNumberOfFunctions() const
{
return m_FunctionContainer.size();
}
template <class TOutputPrecision, class TCoordRep>
typename MetaImageFunction<TOutputPrecision, TCoordRep>
::FunctionType *
MetaImageFunction<TOutputPrecision, TCoordRep>
::GetNthFunction(unsigned int index)
{
return m_FunctionContainer.at(index);
}
template <class TOutputPrecision, class TCoordRep>
void
MetaImageFunction<TOutputPrecision, TCoordRep>
::RemoveNthFunction(unsigned int index)
{
typename FunctionContainerType::iterator fIt = m_FunctionContainer.begin()+index;
m_FunctionContainer.erase(fIt);
}
template <class TOutputPrecision, class TCoordRep>
typename MetaImageFunction<TOutputPrecision, TCoordRep>
::OutputType
MetaImageFunction<TOutputPrecision, TCoordRep>
::Evaluate(const PointType & point) const
{
// Build output
OutputType resp;
// For each function
typename FunctionContainerType::const_iterator fIt = m_FunctionContainer.begin();
while(fIt != m_FunctionContainer.end())
{
// Store current size
unsigned int currentSize = static_cast<unsigned int>(resp.GetSize());
// Call current function evaluation
OutputType currentVector = (*fIt)->Evaluate(point);
// Compute current vector size
unsigned int currentVectorSize = static_cast<unsigned int>(currentVector.GetSize());
// Enlarge the output vector
resp.SetSize(currentSize + currentVectorSize, false);
// Fill the output
for(unsigned int i = 0; i < currentVectorSize; ++i)
{
resp.SetElement(currentSize+i, static_cast<ValueType>(currentVector[i]));
}
// Go to next function
++fIt;
}
return resp;
}
template <class TOutputPrecision, class TCoordRep>
void
MetaImageFunction<TOutputPrecision, TCoordRep>
::PrintSelf(std::ostream& os, itk::Indent indent) const
{
Superclass::PrintSelf(os, indent);
os<<indent<<"Number of image functions: "<<this->GetNumberOfFunctions()<<std::endl;
}
} // end namespace otb
#endif
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