ITK  4.8.0
Insight Segmentation and Registration Toolkit
WikiExamples/Meshes/QuadEdgeMeshNormalFilter.cxx
#include "itkVector.h"
#if ITK_VERSION_MAJOR >= 4
#else
#include "itkQuadEdgeMeshNormalFilter.h"
#endif
#include <stdlib.h>
int main( int argc, char* argv[] )
{
if( argc < 2 )
{
std::cout <<"This program requires at least 1 argument" <<std::endl;
std::cout <<"1- Input filename" <<std::endl;
std::cout <<"2- Weight type" <<std::endl;
std::cout <<" * 0: GOURAUD" <<std::endl;
std::cout <<" * 1: THURMER" <<std::endl;
std::cout <<" * 2: AREA" <<std::endl;
return EXIT_FAILURE;
}
const unsigned int Dimension = 3;
typedef double CoordType;
VectorType,
Dimension,
2,
CoordType,
CoordType,
VectorType,
bool,
bool > Traits;
#if ITK_VERSION_MAJOR >= 4
#else
typedef itk::QuadEdgeMeshNormalFilter< InputMeshType, OutputMeshType > NormalFilterType;
#endif
NormalFilterType::WeightType weight_type;
int param = atoi( argv[2] );
if( ( param < 0 ) || ( param > 2 ) )
{
std::cout <<"Weight type must be either: " <<std::endl;
std::cout <<" * 0: GOURAUD" <<std::endl;
std::cout <<" * 1: THURMER" <<std::endl;
std::cout <<" * 2: AREA" <<std::endl;
return EXIT_FAILURE;
}
else
{
switch( param )
{
default:
case 0:
weight_type = NormalFilterType::GOURAUD;
break;
case 1:
weight_type = NormalFilterType::THURMER;
break;
case 2:
weight_type = NormalFilterType::AREA;
break;
}
}
ReaderType::Pointer reader = ReaderType::New( );
reader->SetFileName( argv[1] );
try
{
reader->Update( );
}
catch( itk::ExceptionObject & excp )
{
std::cerr << "Exception thrown while reading the input file " << std::endl;
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
InputMeshType::Pointer mesh = reader->GetOutput( );
NormalFilterType::Pointer normals = NormalFilterType::New( );
normals->SetInput( mesh );
normals->SetWeight( weight_type );
try
{
normals->Update( );
}
catch( itk::ExceptionObject & excp )
{
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
OutputMeshType::Pointer output = normals->GetOutput( );
std::cout << normals << std::endl;
return EXIT_SUCCESS;
}