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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkBoxSigmaImageFilter.txx
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm 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 __itkBoxSigmaImageFilter_txx
#define __itkBoxSigmaImageFilter_txx
#include "itkImage.h"
#include "itkBoxSigmaImageFilter.h"
#include "itkImageRegionIteratorWithIndex.h"
#include "itkOffset.h"
#include "itkProgressAccumulator.h"
#include "itkNumericTraits.h"
#include "itkNeighborhoodAlgorithm.h"
#include "itkShapedNeighborhoodIterator.h"
#include "itkBoxUtilities.h"
// #include "ioutils.h"
namespace itk {
template<class TInputImage, class TOutputImage>
BoxSigmaImageFilter<TInputImage, TOutputImage>
::BoxSigmaImageFilter()
{
}
template<class TInputImage, class TOutputImage>
void
BoxSigmaImageFilter<TInputImage, TOutputImage>
::ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, int threadId)
{
// Accumulate type is too small
typedef typename itk::NumericTraits<PixelType>::RealType AccValueType;
typedef typename itk::Vector<AccValueType, 2> AccPixType;
typedef typename itk::Image<AccPixType, TInputImage::ImageDimension> AccumImageType;
typename TInputImage::SizeType internalRadius;
for( int i=0; i<TInputImage::ImageDimension; i++ )
{
internalRadius[i] = this->GetRadius()[i] + 1;
}
const InputImageType* inputImage = this->GetInput();
OutputImageType *outputImage = this->GetOutput();
RegionType accumRegion = outputRegionForThread;
accumRegion.PadByRadius(internalRadius);
accumRegion.Crop(inputImage->GetRequestedRegion());
ProgressReporter progress(this, threadId, 2*accumRegion.GetNumberOfPixels());
typename AccumImageType::Pointer accImage = AccumImageType::New();
accImage->SetRegions(accumRegion);
accImage->Allocate();
BoxSquareAccumulateFunction<TInputImage, AccumImageType >(inputImage, accImage,
accumRegion,
accumRegion,
progress);
BoxSigmaCalculatorFunction<AccumImageType, TOutputImage>(accImage, outputImage,
accumRegion,
outputRegionForThread,
this->GetRadius(),
progress);
}
}// end namespace itk
#endif
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