# Examples from pyvista.Light.exponent
# ====================================

# Plot three planes lit by three spotlights with exponents of 1,
# 2 and 5.  The one with the lowest exponent has the broadest
# beam.
import pyvista as pv
pl = pv.Plotter(lighting='none')
for offset, exponent in zip([0, 1.5, 3], [1, 2, 5]):
    _ = pl.add_mesh(pv.Plane(center=(offset, 0, 0)), color='white')
    light = pv.Light(
        position=(offset, 0, 0.1),
        focal_point=(offset, 0, 0),
    )
    light.exponent = exponent
    light.positional = True
    light.cone_angle = 80
    pl.add_light(light)
pl.view_xy()
pl.show()

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# Generated by sphinx-examples-as-code https://github.com/pyvista/sphinx-examples-as-code