SphinxExamples/src/Core/Mesh/TranslateOneMesh/Code.cxx

#include "itkMesh.h"
#include "itkMeshFileReader.h"
#include "itkMeshFileWriter.h"
#include "itkTranslationTransform.h"
#include "itkTransformMeshFilter.h"

int main( int argc, char* argv[] )
{
  if( argc != 3 )
    {
    std::cerr << "Usage: "<< std::endl;
    std::cerr << argv[0];
    std::cerr << " <InputFileName> <OutputFileName>";
    std::cerr << std::endl;
    return EXIT_FAILURE;
    }

  const char * inputFileName = argv[1];
  const char * outputFileName = argv[2];

  const unsigned int Dimension = 3;

  typedef double                            PixelType;
  typedef itk::Mesh< PixelType, Dimension > MeshType;

  typedef itk::MeshFileReader< MeshType >  ReaderType;
  ReaderType::Pointer reader = ReaderType::New();
  reader->SetFileName( inputFileName );

  typedef itk::TranslationTransform< MeshType::PointType::CoordRepType, Dimension > TransformType;
  TransformType::Pointer translation = TransformType::New();

  TransformType::OutputVectorType displacement;
  displacement.Fill( 1. );

  translation->Translate( displacement );

  typedef itk::TransformMeshFilter< MeshType, MeshType, TransformType > FilterType;
  FilterType::Pointer filter = FilterType::New();
  filter->SetInput( reader->GetOutput() );
  filter->SetTransform( translation );

  typedef itk::MeshFileWriter< MeshType > WriterType;
  WriterType::Pointer writer = WriterType::New();
  writer->SetFileName( outputFileName );
  writer->SetInput( filter->GetOutput() );
  try
    {
    writer->Update();
    }
  catch( itk::ExceptionObject & error )
    {
    std::cerr << "Error: " << error << std::endl;
    return EXIT_FAILURE;
    }

  return EXIT_SUCCESS;
}