ITK  6.0.0
Insight Toolkit
SphinxExamples/src/Core/QuadEdgeMesh/PrintVertexNeighbors/Code.cxx
/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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.
*
*=========================================================================*/
int
main(int argc, char * argv[])
{
if (argc != 3)
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0];
std::cerr << "<InputFileName> <VertexId>";
std::cerr << std::endl;
return EXIT_FAILURE;
}
constexpr unsigned int Dimension = 3;
using CoordinateType = double;
using ReaderType = itk::MeshFileReader<MeshType>;
auto reader = ReaderType::New();
reader->SetFileName(argv[1]);
try
{
reader->Update();
}
catch (const itk::ExceptionObject & e)
{
std::cerr << e.what() << std::endl;
return EXIT_FAILURE;
}
MeshType::Pointer mesh = reader->GetOutput();
auto id = static_cast<MeshType::PointIdentifier>(std::stoi(argv[2]));
MeshType::QEType * qe = mesh->FindEdge(id);
if (qe == nullptr)
{
std::cerr << "Error: either this vertex does not exist, either this vertex is not connected." << std::endl;
return EXIT_FAILURE;
}
MeshType::QEType * qe2 = qe;
do
{
std::cout << qe->GetDestination() << std::endl;
qe = qe->GetOnext();
} while (qe2 != qe);
return EXIT_SUCCESS;
}
Pointer
SmartPointer< Self > Pointer
Definition: itkAddImageFilter.h:93
itk::MeshFileReader
Mesh source that reads mesh data from a single file.
Definition: itkMeshFileReader.h:81
itkMeshFileReader.h
itk::QuadEdgeMesh
Mesh class for 2D manifolds embedded in ND space.
Definition: itkQuadEdgeMesh.h:53
itkQuadEdgeMesh.h
itk::Math::e
static constexpr double e
Definition: itkMath.h:56
New
static Pointer New()
itk::GTest::TypedefsAndConstructors::Dimension2::Dimension
constexpr unsigned int Dimension
Definition: itkGTestTypedefsAndConstructors.h:44