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Brlcad/How to mged/primitive/sph
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The sph (spherical ellipsoid) /primitive/ is used for creating spheres.
Parameters
The following parameters are required:
vertex /x/
vertex /y/
vertex /z/
/radius/
Draw a sphere
# Create a sphere names ball.s of radius 30 centred at the origin
in ball.s sph 0 0 0 30