VTK/Examples/Cxx/Visualization/VectorOfActors

#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkPolyData.h>
#include <vtkSmartPointer.h>
#include <vtkSphereSource.h>
#include <vtkInteractorStyleTrackballCamera.h>
#include <vtkInteractorStyleTrackball.h>
 
#include <vector>
 
int main(int, char *[])
{
  std::vector<vtkSmartPointer<vtkActor> > actors;
 
  for(unsigned int i = 0; i < 10; i++)
    {
    vtkSmartPointer<vtkSphereSource> sphereSource = 
      vtkSmartPointer<vtkSphereSource>::New();
    sphereSource->SetCenter(i, 0.0, 0.0);
    sphereSource->SetRadius(.2);
 
    vtkSmartPointer<vtkPolyDataMapper> mapper = 
      vtkSmartPointer<vtkPolyDataMapper>::New();
    mapper->SetInputConnection(sphereSource->GetOutputPort());
 
    vtkSmartPointer<vtkActor> actor = 
      vtkSmartPointer<vtkActor>::New();
    actor->SetMapper(mapper);
 
    actors.push_back(actor);
    }
 
 
  // A renderer and render window
  vtkSmartPointer<vtkRenderer> renderer = 
    vtkSmartPointer<vtkRenderer>::New();
  vtkSmartPointer<vtkRenderWindow> renderWindow = 
    vtkSmartPointer<vtkRenderWindow>::New();
  renderWindow->AddRenderer(renderer);
 
  // An interactor
  vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = 
    vtkSmartPointer<vtkRenderWindowInteractor>::New();
  renderWindowInteractor->SetRenderWindow(renderWindow);
 
  // Add the actors to the scene
  for(unsigned int i = 0; i < actors.size(); i++)
    {
    renderer->AddActor(actors[i]);
    }
 
  renderer->SetBackground(1,1,1); // Background color white
 
  // Render
  renderWindow->Render();
 
  vtkSmartPointer<vtkInteractorStyleTrackballCamera> style = 
    vtkSmartPointer<vtkInteractorStyleTrackballCamera>::New();
 
  renderWindowInteractor->SetInteractorStyle( style );
 
  // Begin mouse interaction
  renderWindowInteractor->Start();
 
  return EXIT_SUCCESS;
}