itkRegionFromReferenceLabelMapFilter.txx

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkRegionFromReferenceLabelMapFilter.txx,v $
  Language:  C++
  Date:      $Date: 2009-07-23 22:27:53 $
  Version:   $Revision: 1.1 $

  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 __itkRegionFromReferenceLabelMapFilter_txx
#define __itkRegionFromReferenceLabelMapFilter_txx
#include "itkRegionFromReferenceLabelMapFilter.h"

namespace itk
{

template <class TInputImage>
void 
RegionFromReferenceLabelMapFilter<TInputImage>
::GenerateOutputInformation()
{
  Superclass::GenerateOutputInformation();

  this->SetRegion( this->GetReferenceImage()->GetLargestPossibleRegion() );
  this->GetOutput()->SetLargestPossibleRegion( this->GetRegion() );
}


template <class TInputImage>
void
RegionFromReferenceLabelMapFilter<TInputImage>
::SetReferenceImage ( const ReferenceImageType *image )
{
  itkDebugMacro("setting input ReferenceImage to " << image);
  if( image != static_cast<const ReferenceImageType *>(this->GetInput( 1 )) )
    {
    this->ProcessObject::SetNthInput(1, const_cast< ReferenceImageType *>( image ) );
    this->Modified();
    }
}

template <class TInputImage>
const typename RegionFromReferenceLabelMapFilter<TInputImage>::ReferenceImageType *
RegionFromReferenceLabelMapFilter<TInputImage>
::GetReferenceImage() const
{
  Self * surrogate = const_cast< Self * >( this );

  const DataObject * input = surrogate->ProcessObject::GetInput(1);

  const ReferenceImageType * referenceImage = static_cast<const ReferenceImageType *>( input );
  
  return referenceImage;
}

template <class TInputImage>
void
RegionFromReferenceLabelMapFilter<TInputImage>
::PrintSelf(std::ostream& os, Indent indent) const
{
  this->Superclass::PrintSelf(os, indent);
}

} // end namespace itk

#endif