Function: ldrop

Syntax

ldrop (<point>,<point1>,<point2>)

Type

point

Returns

The point obtained by dropping a perpendicular from a point onto a line.

Parameters

• <point>
  Point from which to drop the perpendicular.

• <point1>
  Line start point.

• <point2>
  Line finish point.

Examples

Get a point interactively then drop a perpendicular from it to a line (0,0,0) (100,0,0).

point p = ldrop(pcur,p0,e:100)

See Also