Function: tricur

Syntax

tricur (<point1>,<point2>,<point3>)

Type

point

Returns

A 3-D point read interactively via a rubber triangle.

Parameters

• <point1>
  Anchor point one.

• <point2>
  Interactive point. This point gets dragged.

• <point3>
  Anchor point two.

Examples

Define a triangular polygon entity interactively, then drag the second vertex to a new position.

plan
polygon { pcur, pcur, pcur }
this.vertex[2] = \
    tricur(this.vertex[1],this.vertex[2],this.vertex[3])

See Also