ITK  4.9.0
Insight Segmentation and Registration Toolkit
SphinxExamples/src/Core/QuadEdgeMesh/CreateTriangularQuadEdgeMesh/Code.cxx
/*=========================================================================
*
* 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.
*
*=========================================================================*/
int main( int argc, char* argv[] )
{
if( argc != 2 )
{
std::cerr << "Usage: "<< std::endl;
std::cerr << argv[0];
std::cerr << " <OutputFileName>";
std::cerr << std::endl;
return EXIT_FAILURE;
}
const char * outputFileName = argv[1];
const unsigned int Dimension = 3;
typedef double CoordType;
MeshType::Pointer mesh = MeshType::New();
typedef MeshType::PointsContainer PointsContainer;
typedef MeshType::PointsContainerPointer PointsContainerPointer;
PointsContainerPointer points = PointsContainer::New();
points->Reserve( 100 );
typedef MeshType::PointType PointType;
PointType p;
p[2] = 0.;
typedef MeshType::PointIdentifier PointIdentifier;
PointIdentifier k = 0;
for( int i = 0; i < 10; i++ )
{
p[0] = static_cast< CoordType >( i );
for( int j = 0; j < 10; j++ )
{
p[1] = static_cast< CoordType >( j );
points->SetElement( k, p );
k++;
}
}
mesh->SetPoints( points );
k = 0;
for( int i = 0; i < 9; i++ )
{
for( int j = 0; j < 9; j++ )
{
mesh->AddFaceTriangle( k, k+1, k+11 );
mesh->AddFaceTriangle( k, k+11, k+10 );
k++;
}
k++;
}
typedef itk::MeshFileWriter< MeshType > WriterType;
WriterType::Pointer writer = WriterType::New();
writer->SetFileName( outputFileName );
writer->SetInput( mesh );
try
{
writer->Update();
}
catch( itk::ExceptionObject & error )
{
std::cerr << "Error: " << error << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}