ClosedSurface
VTKExamples/Cxx/PolyData/ClosedSurface
Code
ClosedSurface.cxx
#include <vtkSmartPointer.h>
#include <vtkSphereSource.h>
#include <vtkFeatureEdges.h>
int main(int, char *[])
{
// Create a sphere
vtkSmartPointer<vtkSphereSource> sphereSource =
vtkSmartPointer<vtkSphereSource>::New();
sphereSource->Update();
vtkSmartPointer<vtkFeatureEdges> featureEdges =
vtkSmartPointer<vtkFeatureEdges>::New();
featureEdges->FeatureEdgesOff();
featureEdges->BoundaryEdgesOn();
featureEdges->NonManifoldEdgesOn();
featureEdges->SetInputConnection(sphereSource->GetOutputPort());
featureEdges->Update();
int numberOfOpenEdges = featureEdges->GetOutput()->GetNumberOfCells();
if(numberOfOpenEdges > 0)
{
std::cout << "Surface is not closed" << std::endl;
}
else
{
std::cout << "Surface is closed" << std::endl;
}
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(ClosedSurface)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(ClosedSurface MACOSX_BUNDLE ClosedSurface.cxx)
target_link_libraries(ClosedSurface ${VTK_LIBRARIES})
Download and Build ClosedSurface
Click here to download ClosedSurface and its CMakeLists.txt file. Once the tarball ClosedSurface.tar has been downloaded and extracted,
cd ClosedSurface/build
If VTK is installed:
cmake ..
If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:
cmake -DVTK_DIR:PATH=/home/me/vtk_build ..
Build the project:
make
and run it:
./ClosedSurface
WINDOWS USERS PLEASE NOTE: Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.