// Update() is called once per frame:
private void Update()
{
// set positions for subject line vertices:
subLine1.SetPosition(0, v1.position);
subLine1.SetPosition(1, v2.position);
subLine2.SetPosition(0, v2.position);
subLine2.SetPosition(1, v3.position);
subLine3.SetPosition(0, v3.position);
subLine3.SetPosition(1, v4.position);
subLine4.SetPosition(0, v4.position);
subLine4.SetPosition(1, v5.position);
subLine5.SetPosition(0, v5.position);
subLine5.SetPosition(1, v1.position);
// if debug is necessary, uncomment these lines:
// Debug.Log("subjectLineStartTransform.position = " + subjectLineStartTransform.position);
//Debug.Log("subjectLineEndTransform.position = " + subjectLineEndTransform.position);
//Debug.Log("subjectLineRenderer.GetPosition(0) = " + subjectLineRenderer.GetPosition(0));
// Debug.Log("subjectLineRenderer.GetPosition(1) = " + subjectLineRenderer.GetPosition(1));
// set positions for connecting line vertices:
Transform[] arr = new Transform[] { v1, v2, v3, v4, v5 };
Vector2 lClosestPoint = LineUtility.ClosestPointOnPolygon(arr, subjectPointTransform.position);
// Vector2 lClosestPoint = Vector2.one; // temporarily!
connectingLineRenderer.SetPosition(0, subjectPointTransform.position);
connectingLineRenderer.SetPosition(1, lClosestPoint);
} // end of Update()
