6.0

Table Of Contents
Creating Motion-Based Surfaces | 539
Extruded Surfaces
An extruded surface is created by a 3D wire shape moved along a straight line.
You select a line, polyline, arc, or spline to extrude, and you specify the direc-
tion and magnitude of the extrusion.
To extrude a surface
1 Use
AMEXTRUDESF to extrude a circle into a cylinder, responding to the
prompts.
Desktop Menu Surface Create Surface Extrude
Select wires to extrude: Select circle (1)
Select wires to extrude: Press ENTER
Define direction and length.
Specify start point or [Viewdir/Wire/X/Y/Z]: Enter w
Select wire to define direction: Select line (2) above its midpoint
Enter an option [Accept/Flip] <Accept>:
Press
ENTER to accept the extrude direction
Enter taper angle <0>: Press
ENTER to accept the default
The extrusion direction is determined by your selection point on the wire.
You selected the upper half of the line to extrude the circle along the length
of the line. To extrude the circle in the opposite direction, select a location
below the midpoint of the line.
1
2