# Mace

VTKExamples/Python/Rendering/Mace

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### Code

Mace.py

    #!/usr/bin/env python

    import vtk

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

        renderer = vtk.vtkRenderer()

        renWin = vtk.vtkRenderWindow()
        renWin.AddRenderer(renderer)

        iren = vtk.vtkRenderWindowInteractor()
        iren.SetRenderWindow(renWin)

        sphere = vtk.vtkSphereSource()
        sphere.SetThetaResolution(8)
        sphere.SetPhiResolution(8)

        sphereMapper = vtk.vtkPolyDataMapper()
        sphereMapper.SetInputConnection(sphere.GetOutputPort())

        sphereActor = vtk.vtkActor()
        sphereActor.SetMapper(sphereMapper)

        cone = vtk.vtkConeSource()
        cone.SetResolution(6)

        glyph = vtk.vtkGlyph3D()
        glyph.SetInputConnection(sphere.GetOutputPort())
        glyph.SetSourceConnection(cone.GetOutputPort())
        glyph.SetVectorModeToUseNormal()
        glyph.SetScaleModeToScaleByVector()
        glyph.SetScaleFactor(0.25)

        spikeMapper = vtk.vtkPolyDataMapper()
        spikeMapper.SetInputConnection(glyph.GetOutputPort())

        spikeActor = vtk.vtkActor()
        spikeActor.SetMapper(spikeMapper)

        renderer.AddActor(sphereActor)
        renderer.AddActor(spikeActor)
        renderer.SetBackground(colors.GetColor3d("SlateGray"))
        renWin.SetSize(640, 480)

        # Interact with the data.
        renWin.Render()

        iren.Start()

    if __name__ == '__main__':
        main()