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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "itkMesh.h"
#include "itkMeshFileWriter.h"
#include "itkVTKPolyDataMeshIO.h"
#include "itkSymmetricSecondRankTensor.h"
#include "itkTestingMacros.h"
int itkMeshFileWriteReadTensorTest( int argc, char* argv[] )
{
if( argc < 3 )
{
std::cerr << "Usage: "
<< "<OutputMesh2D.vtk> "
<< "<OutputMesh3D.vtk> "
<< std::endl;
return EXIT_FAILURE;
}
const char * outputMesh2D = argv[1];
const char * outputMesh3D = argv[2];
typedef float TensorElementType;
typedef itk::SymmetricSecondRankTensor<TensorElementType,2> Tensor2dType;
typedef itk::SymmetricSecondRankTensor<TensorElementType,3> Tensor3dType;
typedef itk::Mesh<Tensor2dType,2> Mesh2dType;
typedef itk::Mesh<Tensor3dType,3> Mesh3dType;
typedef itk::MeshFileWriter<Mesh2dType> MeshWriter2dType;
typedef itk::MeshFileWriter<Mesh3dType> MeshWriter3dType;
// Test the 2D case
std::cout << "Testing VTKPolyDataMeshIO for a mesh with 2D tensor pixels..." << std::endl;
Mesh2dType::PointType point2d;
point2d.Fill( 1 );
Mesh2dType::PixelType pixel2d;
pixel2d.Fill( 0 );
Mesh2dType::Pointer mesh2d = Mesh2dType::New();
mesh2d->SetPoint( 0, point2d );
mesh2d->SetPointData( 0, pixel2d );
MeshWriter2dType::Pointer mesh2dWriter = MeshWriter2dType::New();
EXERCISE_BASIC_OBJECT_METHODS( mesh2dWriter, MeshFileWriter, ProcessObject );
mesh2dWriter->SetMeshIO( itk::VTKPolyDataMeshIO::New() );
mesh2dWriter->SetInput( mesh2d );
mesh2dWriter->SetFileName( outputMesh2D );
try
{
mesh2dWriter->Update();
}
catch( itk::ExceptionObject &excp )
{
std::cerr << "Failed the VTKPolyDataMeshIO 2d test" << excp;
return EXIT_FAILURE;
}
std::cout << "End of VTKPolyDataMeshIO 2D test. Completed successfully!" << std::endl << std::endl;
// Test the 3D case
std::cout << "Testing VTKPolyDataMeshIO for a mesh with 3D tensor pixels..." << std::endl;
Mesh3dType::PointType point3d;
point3d.Fill( 1 );
Mesh3dType::PixelType pixel3d;
pixel3d.Fill( 0 );
Mesh3dType::Pointer mesh3d = Mesh3dType::New();
mesh3d->SetPoint( 0, point3d );
mesh3d->SetPointData( 0, pixel3d );
MeshWriter3dType::Pointer mesh3dWriter = MeshWriter3dType::New();
EXERCISE_BASIC_OBJECT_METHODS( mesh3dWriter, MeshFileWriter, ProcessObject );
mesh3dWriter->SetMeshIO( itk::VTKPolyDataMeshIO::New() );
mesh3dWriter->SetInput( mesh3d );
mesh3dWriter->SetFileName( outputMesh3D );
try
{
mesh3dWriter->Update();
}
catch( itk::ExceptionObject &excp )
{
std::cerr << "Failed the VTKPolyDataMeshIO 3D test" << excp;
return EXIT_FAILURE;
}
std::cout << "End of VTKPolyDataMeshIO 3D test. Completed successfully!" << std::endl << std::endl;
return EXIT_SUCCESS;
}
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