UtilLineLineNearestPoints Method

public static void LineLineNearestPoints(
	Vector3 p1,
	Vector3 d1,
	Vector3 p2,
	Vector3 d2,
	out Vector3 c1,
	out Vector3 c2
)

Parameters

p1  Vector3

A point on the first line.

d1  Vector3

The direction of the first line (must be unit vector).

p2  Vector3

A point on the second line.

d2  Vector3

The direction of the second line (must be unit vector).

c1  Vector3

The determined closest point on the first line.

c2  Vector3

The determined closest point on the second line.

Reference