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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 otbSpatialisationFilter_hxx
#define otbSpatialisationFilter_hxx
#include "itkNumericTraits.h"
#include "otbSpatialisationFilter.h"
namespace otb
{
template <class TLabelMap>
SpatialisationFilter<TLabelMap>::SpatialisationFilter()
{
// default value
}
template <class TLabelMap>
void SpatialisationFilter<TLabelMap>::GenerateData()
{
if (m_AreaVector.size() != (m_NumberOfObjects[0] * m_NumberOfObjects[1]))
{
itkExceptionMacro(<< "Size problem : AreaVector size must be equal to " << m_NumberOfObjects[0] * m_NumberOfObjects[1]);
}
if (m_PathVector.size() != (m_NumberOfObjects[0] * m_NumberOfObjects[1]))
{
itkExceptionMacro(<< "Size problem : PathVector size must be equal to " << m_NumberOfObjects[0] * m_NumberOfObjects[1]);
}
if (m_Labels.size() != (m_NumberOfObjects[0] * m_NumberOfObjects[1]))
{
itkExceptionMacro(<< "Size problem : Labels size must be equal to " << m_NumberOfObjects[0] * m_NumberOfObjects[1]);
}
unsigned int numberOfObjects = m_NumberOfObjects[0] * m_NumberOfObjects[1];
// first object must have label 1. 0 is for background value in a label map.
for (unsigned int i = 0; i < numberOfObjects; ++i)
{
this->ProcessObject(i);
}
}
template <class TLabelMap>
void SpatialisationFilter<TLabelMap>::ProcessObject(unsigned int obj)
{
IndexType index;
IndexType startIndex;
startIndex[1] = static_cast<unsigned int>(((obj) / m_NumberOfObjects[0]) * m_ObjectSize[1]);
startIndex[0] = static_cast<unsigned int>(((obj) % m_NumberOfObjects[0]) * m_ObjectSize[0]);
for (unsigned int col = startIndex[0]; col < startIndex[0] + m_ObjectSize[0]; col++)
{
for (unsigned int line = startIndex[1]; line < startIndex[1] + m_ObjectSize[1]; line++)
{
index[0] = col;
index[1] = line;
this->GetOutput()->AddPixel(index, m_Labels[obj]);
}
}
this->GetOutput()->GetLabelObject(m_Labels[obj])->SetAttribute("area", m_AreaVector[obj]);
if (m_PathVector[obj] != "")
this->GetOutput()->GetLabelObject(m_Labels[obj])->SetAttribute("path", m_PathVector[obj]);
}
template <class TLabelMap>
void SpatialisationFilter<TLabelMap>::GenerateOutputInformation()
{
Superclass::GenerateOutputInformation();
RegionType region;
SizeType size;
IndexType index;
index.Fill(0);
size[0] = m_ObjectSize[0] * m_NumberOfObjects[0];
size[1] = m_ObjectSize[1] * m_NumberOfObjects[1];
region.SetSize(size);
region.SetIndex(index);
// RegionType requestedRegion;
// size[0]=m_ObjectSize[0];
// size[1]=m_ObjectSize[1];
// requestedRegion.SetSize(size);
// requestedRegion.SetIndex(index);
this->GetOutput()->SetLargestPossibleRegion(region);
// this->GetOutput()->SetRequestedRegion(requestedRegion);
}
template <class TLabelMap>
void SpatialisationFilter<TLabelMap>::PrintSelf(std::ostream& os, itk::Indent indent) const
{
Superclass::PrintSelf(os, indent);
}
} // end namespace otb
#endif
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