public void drag(Vector3 target)
{
pointAt(target);
transform.position = target - transform.forward * length;
if (parent)
{
parent.drag(transform.position);
}
}
// Update is called once per frame
void Update()
{
if (isDragging)
{
lastSegment.drag(target.position);
}
else if (isReaching)
{
//call reach on the last
lastSegment.reach(target.position);
//and forward update on the first
//we needed to maintain that first segment original position
//which is the position of the IK system itself
firstSegment.transform.position = transform.position;
firstSegment.updateSegmentAndChildren();
}
}