2011

Table Of Contents
The following example sets the view direction perpendicular to a selected
object. The program displays the object in plan view and does not distort the
object by the parallel projection.
Command: vpoint
Current view direction: VIEWDIR=current
Specify a view point or [Rotate] <display compass and tripod>: 'cal
>> Expression: nor
>> Select circle, arc or polyline for NOR function:
Use Shortcut Functions
Quick Reference
See also:
Use the Command Prompt Calculator
The functions in the table are shortcuts for commonly used expressions that
combine a function with the Endpoint Snap mode.
Shortcut functions
DescriptionShortcut forFunction
Distance between two endpointsdist(end,end)dee
Intersection of two lines defined by four
endpoints
ill(end,end,end,end)ille
Midpoint between two endpoints(end+end)/2mee
Unit vector in the XY plane and normal to
two endpoints
nor(end,end)nee
Point at a distance along a line determined
by two endpoints (see pld)
pld(d,end,end)pldee (d)
Point at a parametric location on a line de-
termined by two endpoints (see plt)
plt(t,end,end)pltee (t)
Vector from two endpointsvec(end,end)vee
172 | Chapter 4 C Commands