VTK/Examples/Cxx/InfoVis/GraphPoints

From KitwarePublic

Jump to: navigation, search
VTK Examples Baseline InfoVis TestGraphPoints.png

GraphPoints.cxx

#include <vtkMutableUndirectedGraph.h>
#include <vtkPoints.h>
#include <vtkSmartPointer.h>
#include <vtkGraphLayoutView.h>
#include <vtkRenderWindowInteractor.h>
 
int main(int, char *[])
{
  vtkSmartPointer<vtkMutableUndirectedGraph> g =
    vtkSmartPointer<vtkMutableUndirectedGraph>::New();
 
  // Create 3 vertices
  vtkIdType v1 = g->AddVertex();
  vtkIdType v2 = g->AddVertex();
  vtkIdType v3 = g->AddVertex();
  g->AddEdge(v1, v2);
  g->AddEdge(v1, v3);
 
  vtkSmartPointer<vtkPoints> points =
    vtkSmartPointer<vtkPoints>::New();
  points->InsertNextPoint(0.0, 0.0, 0.0);
  points->InsertNextPoint(1.0, 0.0, 0.0);
  points->InsertNextPoint(0.0, 1.0, 0.0);
 
  g->SetPoints(points);
 
  std::cout << "Number of output points: " << g->GetPoints()->GetNumberOfPoints() << std::endl;
 
  vtkSmartPointer<vtkGraphLayoutView> graphLayoutView =
    vtkSmartPointer<vtkGraphLayoutView>::New();
  graphLayoutView->AddRepresentationFromInput(g);
  graphLayoutView->SetLayoutStrategy("Pass Through");
  graphLayoutView->ResetCamera();
  graphLayoutView->Render();
  graphLayoutView->GetInteractor()->Start();
 
  return EXIT_SUCCESS;
}

CMakeLists.txt

cmake_minimum_required(VERSION 2.6)
 
PROJECT(GraphPoints)
 
FIND_PACKAGE(VTK REQUIRED)
INCLUDE(${VTK_USE_FILE})
 
ADD_EXECUTABLE(GraphPoints GraphPoints.cxx)
TARGET_LINK_LIBRARIES(GraphPoints vtkHybrid vtkInfovis vtkViews)
Retrieved from "http://www.vtk.org/Wiki/VTK/Examples/Cxx/InfoVis/GraphPoints"
Personal tools