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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* 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.txt
*
* 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 __itkAggregateLabelMapFilter_hxx
#define __itkAggregateLabelMapFilter_hxx
#include "itkAggregateLabelMapFilter.h"
#include "itkProgressReporter.h"
namespace itk
{
template< typename TImage >
void
AggregateLabelMapFilter< TImage >
::GenerateData()
{
// Allocate the output
this->AllocateOutputs();
ImageType *output = this->GetOutput();
ProgressReporter progress( this, 0, output->GetNumberOfLabelObjects() );
typename TImage::Iterator it( output );
if ( ! it.IsAtEnd() )
{
LabelObjectType *mainLo = it.GetLabelObject();
progress.CompletedPixel();
++it;
while ( ! it.IsAtEnd() )
{
LabelObjectType *lo = it.GetLabelObject();
typename LabelObjectType::ConstLineIterator lit( lo );
while( ! lit.IsAtEnd() )
{
mainLo->AddLine( lit.GetLine() );
++lit;
}
// be sure to have the lines well organized
mainLo->Optimize();
progress.CompletedPixel();
++it;
// must increment the iterator before removing the object to avoid
// invalidating the iterator
output->RemoveLabelObject(lo);
}
}
}
template< typename TImage >
void
AggregateLabelMapFilter< TImage >
::PrintSelf(std::ostream & os, Indent indent) const
{
this->Superclass::PrintSelf(os, indent);
}
} // end namespace itk
#endif
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