#include <itkImage.h>
#include <itkImageFileReader.h>
#include <itkHausdorffDistanceImageFilter.h>

typedef double TScalar;
typedef itk::Image< TScalar, 3 > TImage;
typedef itk::ImageFileReader< TImage > TReader;
typedef itk::HausdorffDistanceImageFilter< TImage, TImage > THausdorff;

int main( int argc, char* argv[] )
{
  if( argc < 3 )
  {
    std::cerr
      << "Usage: " << argv[ 0 ]
      << " image1 image2"
      << std::endl;
    return( 1 );

  } // fi
  std::string image1_name = argv[ 1 ];
  std::string image2_name = argv[ 2 ];

  TReader::Pointer reader1 = TReader::New( );
  reader1->SetFileName( image1_name );
  reader1->Update( );

  TReader::Pointer reader2 = TReader::New( );
  reader2->SetFileName( image2_name );
  reader2->Update( );

  THausdorff::Pointer hausdorff = THausdorff::New( );
  hausdorff->SetInput1( reader1->GetOutput( ) );
  hausdorff->SetInput2( reader2->GetOutput( ) );
  hausdorff->SetUseImageSpacing( true );
  hausdorff->Update( );

  std::cout
    << image1_name << " "
    << image2_name << " "
    << hausdorff->GetHausdorffDistance( ) << " "
    << hausdorff->GetAverageHausdorffDistance( )
    << std::endl;

  return( 0 );
}

// eof - $RCSfile$