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- """Draw the shadow and trailing line of a moving object."""
- from vedo import *
- world = Box(size=(30,15,8)).wireframe()
- airplane = Mesh(dataurl+"cessna.vtk").c("green")
- airplane.pos(-15, 2.0, 0.15)
- airplane.add_trail(n=100).add_shadow('z', -4)
- plt = Plotter(interactive=False)
- plt.show(world, airplane, __doc__, viewup="z")
- for t in np.arange(0, 3.2, 0.04):
- pos = (9*t-15, 2-t, sin(3-t)) # make up some movement
- airplane.pos(pos).rotate_x(t)
- airplane.update_trail()
- airplane.update_shadows()
- plt.render()
- plt.interactive().close()
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