# Outline

VTKExamples/Python/PolyData/Outline

Other Languages

See (Cxx), (Java)

### Code

Outline.py

    import vtk

    def main():
        colors = vtk.vtkNamedColors()

        # create a rendering window and renderer
        ren = vtk.vtkRenderer()
        renWin = vtk.vtkRenderWindow()
        renWin.AddRenderer(ren)

        # create a renderwindowinteractor
        iren = vtk.vtkRenderWindowInteractor()
        iren.SetRenderWindow(renWin)

        # create source
        source = vtk.vtkConeSource()
        source.SetCenter(0, 0, 0)
        source.SetResolution(100)

        # mapper
        mapper = vtk.vtkPolyDataMapper()
        mapper.SetInputConnection(source.GetOutputPort())

        # actor
        actor1 = vtk.vtkActor()
        actor1.SetMapper(mapper)

        # outline
        outline = vtk.vtkOutlineFilter()
        outline.SetInputConnection(source.GetOutputPort())
        mapper2 = vtk.vtkPolyDataMapper()
        mapper2.SetInputConnection(outline.GetOutputPort())

        actor2 = vtk.vtkActor()
        actor2.SetMapper(mapper2)

        # assign actor to the renderer
        ren.AddActor(actor1)
        ren.AddActor(actor2)
        ren.SetBackground(colors.GetColor3d('MidnightBlue'))

        # enable user interface interactor
        iren.Initialize()
        renWin.Render()
        iren.Start()

    if __name__ == '__main__':
        main()