#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkConeSource.h"
#include "vtkPolyDataMapper.h"
#include "vtkActor.h"

main ()
{
  int i;

  // create a rendering window and both renderers
  vtkRenderer *ren1 = vtkRenderer::New();
  vtkRenderWindow *renWindow = vtkRenderWindow::New();
    renWindow->AddRenderer(ren1);
  vtkRenderer *ren2 = vtkRenderer::New();
    renWindow->AddRenderer(ren2);

  // create an actor and give it cone geometry
  vtkConeSource *cone = vtkConeSource::New();
     cone->SetResolution(8);
  vtkPolyDataMapper *coneMapper = vtkPolyDataMapper::New();
    coneMapper->SetInput(cone->GetOutput());
  vtkActor *coneActor = vtkActor::New();
    coneActor->SetMapper(coneMapper);

  // assign our actor to both renderers
  ren1->AddActor(coneActor);
  ren2->AddActor(coneActor);

  // set the size of our window
  renWindow->SetSize(400,200);

  // set the viewports and background of the renderers
  ren1->SetViewport(0,0,0.5,1);
  ren1->SetBackground(0.2,0.3,0.5);
  ren2->SetViewport(0.5,0,1,1);
  ren2->SetBackground(0.2,0.5,0.3);

  // draw the resulting scene
  renWindow->Render();

  // make one view 90 degrees fromother
  ren1->GetActiveCamera()->Azimuth(90);

  // do a azimuth of the cameras 9 degrees per iteration
  for (i = 0; i < 360; i += 9) 
    {
    ren1->GetActiveCamera()->Azimuth(9);
    ren2->GetActiveCamera()->Azimuth(9);
    renWindow->Render();
    }

  // Clean up
  ren1->Delete();
  renWindow->Delete();
  cone->Delete();
  coneMapper->Delete();
  coneActor->Delete();

}
