EdgeListIterator
VTKExamples/Cxx/Graphs/EdgeListIterator
Code
EdgeListIterator.cxx
#include <vtkMutableUndirectedGraph.h>
#include <vtkSmartPointer.h>
#include <vtkEdgeListIterator.h>
int main(int, char *[])
{
vtkSmartPointer<vtkMutableUndirectedGraph> g =
vtkSmartPointer<vtkMutableUndirectedGraph>::New();
// Create a graph
vtkIdType v0 = g->AddVertex();
vtkIdType v1 = g->AddVertex();
vtkIdType v2 = g->AddVertex();
g->AddEdge(v0, v1);
g->AddEdge(v1, v2);
g->AddEdge(v0, v2);
vtkSmartPointer<vtkEdgeListIterator> edgeListIterator =
vtkSmartPointer<vtkEdgeListIterator>::New();
g->GetEdges(edgeListIterator);
while(edgeListIterator->HasNext())
{
vtkEdgeType edge = edgeListIterator->Next();
std::cout << "Edge: " << edge.Id << " is from "
<< "Source: " << edge.Source << " to Target: " << edge.Target << std::endl;
}
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(EdgeListIterator)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(EdgeListIterator MACOSX_BUNDLE EdgeListIterator.cxx)
target_link_libraries(EdgeListIterator ${VTK_LIBRARIES})
Download and Build EdgeListIterator
Click here to download EdgeListIterator and its CMakeLists.txt file. Once the tarball EdgeListIterator.tar has been downloaded and extracted,
cd EdgeListIterator/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:
./EdgeListIterator
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.