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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkCropLabelMapFilter.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.
Portions of this code are covered under the VTK copyright.
See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.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 __itkCropLabelMapFilter_txx
#define __itkCropLabelMapFilter_txx
#include "itkCropLabelMapFilter.h"
namespace itk
{
template <class TInputImage>
void
CropLabelMapFilter<TInputImage>
::GenerateOutputInformation()
{
const TInputImage * inputPtr = this->GetInput();
if( !inputPtr )
{
return;
}
// Compute the new region size.
RegionType croppedRegion;
SizeType size;
IndexType index;
SizeType inputSize = inputPtr->GetLargestPossibleRegion().GetSize();
IndexType inputIndex = inputPtr->GetLargestPossibleRegion().GetIndex();
SizeType originalCropSize = m_UpperBoundaryCropSize + m_LowerBoundaryCropSize;
index = inputIndex + m_LowerBoundaryCropSize;
size = inputSize - ( originalCropSize );
croppedRegion.SetSize( size );
croppedRegion.SetIndex( index );
// Set extraction region in the superclass.
this->SetRegion( croppedRegion );
Superclass::GenerateOutputInformation();
}
template <class TInputImage>
void
CropLabelMapFilter<TInputImage>
::PrintSelf( std::ostream& os, Indent indent ) const
{
Superclass::PrintSelf( os,indent );
os << indent << "UpperBoundaryCropSize: " << m_UpperBoundaryCropSize << std::endl;
os << indent << "LowerBoundaryCropSize: " << m_LowerBoundaryCropSize << std::endl;
}
} // end namespace itk
#endif
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