Graphics Programs Reference
In-Depth Information
Specify point on X-axis or <accept>: Point
With these two points, which define the origin and the X axis, an infinite number of
planes are possible. So we need to specify a third point to define the XY working
plane. If we press the Enter key, the command ends and we have got a working
plane parallel to the previous one.
Specify point on the XY plane or <accept>: Point
Note
We must be very careful when clicking on these points and be sure that the
correct object snap is assigned. A wrong UCS, if not immediately detected, can
cause serious problems.
Besides defining a UCS by three points, other creating options are available, as fol-
lows:
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