public WormWayPoint(Vector3 pos, Quaternion rot, bool vis, WormWayPoint nex = null)
{
position = pos;
rotation = rot;
visible = vis;
next = nex;
milestone = false;
}
//Body movement functions
#region BodyMovement
private void SetInitialBodyWayPoints()
{
headWayPoint = null;
if (tailTrf != null)
{
headWayPoint = new WormWayPoint(tailTrf.position, tailTrf.rotation, false);
}
for (int i = bodySegmentsTrf.Length - 1; i >= 0; --i)
{
WormWayPoint segmentWayPoint = new WormWayPoint(bodySegmentsTrf[i].position, bodySegmentsTrf[i].rotation, false, (headWayPoint != null ? headWayPoint : null));
headWayPoint = segmentWayPoint;
}
if (headTrf != null)
{
headWayPoint = new WormWayPoint(headTrf.position, headTrf.rotation, false, (headWayPoint != null ? headWayPoint : null));
}
}
public void UpdateBodyMovement()
{
sinDistanceFactor = 360 / WanderingSettingsPhase.sinLongitude;
sinTimeFactor = 360 / WanderingSettingsPhase.sinCycleDuration;
//If head has moved, create a new waypoint and recalculate all segments' position
if ((headTrf.position != headWayPoint.position))
{
//Update sin time
sinElapsedTime += Time.deltaTime;
if (sinElapsedTime >= WanderingSettingsPhase.sinCycleDuration)
{
sinElapsedTime -= WanderingSettingsPhase.sinCycleDuration;
}
sinTimeOffset = sinElapsedTime * sinTimeFactor;
headWayPoint = new WormWayPoint(headTrf.position, headTrf.rotation, head.IsVisible(), headWayPoint);
WormWayPoint current = headWayPoint;
WormWayPoint next = current.next;
//if we are in the last waypoint, there is nothing more we can do, so we quit
if (next == null)
{
return;
}
float totalDistance = headToJunctionDistance; //Total distance we have to position the element from the head
float consolidatedDistance = 0f; //Sum of the distances of evaluated waypoints
float distanceBetween = (current.position - next.position).magnitude; //Distance between current current and next waypoints
float effectiveDistance;
float totalOffset = 0f;
if (applySinMovement)
{
totalOffset = (Mathf.Sin((totalDistance * sinDistanceFactor) + sinTimeOffset) * WanderingSettingsPhase.sinAmplitude);
effectiveDistance = totalDistance + totalOffset;
}
else
{
effectiveDistance = totalDistance;
}
//move each body segment through the virtual line
for (int i = 0; i < bodySegmentsTrf.Length; ++i)
{
//---- Junction ----
//advance through waypoints until we find the proper distance
while (consolidatedDistance + distanceBetween < effectiveDistance)
{
consolidatedDistance += distanceBetween;
current = next;
next = current.next;
//if we are in the last waypoint, there is nothing more we can do, so we quit
if (next == null)
{
return;
}
distanceBetween = (current.position - next.position).magnitude;
}
//We reached the line segment where this body part must be, so we calculate the point in current segment
float remainingDistance = effectiveDistance - consolidatedDistance;
Vector3 direction = (next.position - current.position).normalized * remainingDistance;
junctionsTrf[i].position = current.position + direction;
junctionsTrf[i].rotation = Quaternion.Slerp(current.rotation, next.rotation, remainingDistance / distanceBetween);
//junctionsTrf[i].Translate(0f, -totalOffset, 0f, Space.Self);
junctionsTrf[i].gameObject.SetActive(current.visible || next.visible);
//---- Body ----
totalDistance += segmentToJunctionDistance;
if (applySinMovement)
{
totalOffset = (Mathf.Sin((totalDistance * sinDistanceFactor) + sinTimeOffset) * WanderingSettingsPhase.sinAmplitude);
effectiveDistance = totalDistance + totalOffset;
}
else
{
effectiveDistance = totalDistance;
}
//advance through waypoints until we find the proper distance
while (consolidatedDistance + distanceBetween < effectiveDistance)
{
consolidatedDistance += distanceBetween;
current = next;
next = current.next;
//if we are in the last waypoint, there is nothing more we can do, so we quit
if (next == null)
{
return;
}
distanceBetween = (current.position - next.position).magnitude;
}
//We reached the line segment where this body part must be, so we calculate the point in current segment
remainingDistance = effectiveDistance - consolidatedDistance;
direction = (next.position - current.position).normalized * remainingDistance;
bodySegmentsTrf[i].position = current.position + direction;
bodySegmentsTrf[i].rotation = Quaternion.Slerp(current.rotation, next.rotation, remainingDistance / distanceBetween);
//bodySegmentsTrf[i].Translate(0f, -totalOffset, 0f, Space.Self);
bodySegmentControllers[i].SetVisible(current.visible || next.visible);
//if it was the final body part and there is no tail, release the oldest waypoints
if (i == bodySegmentsTrf.Length - 1)
{
if (tailTrf == null)
{
next.next = null; //Remove reference, let garbage collector do its job
}
}
//else add total distance for the next iteration
else
{
totalDistance += segmentToJunctionDistance;
if (applySinMovement)
{
totalOffset = (Mathf.Sin((totalDistance * sinDistanceFactor) + sinTimeOffset) * WanderingSettingsPhase.sinAmplitude);
effectiveDistance = totalDistance + totalOffset;
}
else
{
effectiveDistance = totalDistance;
}
}
}
//finally do the same for the tail
if (tailTrf != null)
{
//---- Junction ----
totalDistance += segmentToJunctionDistance;
if (applySinMovement)
{
totalOffset = (Mathf.Sin((totalDistance * sinDistanceFactor) + sinTimeOffset) * WanderingSettingsPhase.sinAmplitude);
effectiveDistance = totalDistance + totalOffset;
}
else
{
effectiveDistance = totalDistance;
}
//advance through waypoints until we find the proper distance
while (consolidatedDistance + distanceBetween < effectiveDistance)
{
consolidatedDistance += distanceBetween;
current = next;
next = current.next;
//if we are in the last waypoint, there is nothing more we can do, so we quit
if (next == null)
{
return;
}
distanceBetween = (current.position - next.position).magnitude;
}
//We reached the line segment where this body part must be, so we calculate the point in current segment
float remainingDistance = effectiveDistance - consolidatedDistance;
Vector3 direction = (next.position - current.position).normalized * remainingDistance;
junctionsTrf[junctionsTrf.Length - 1].position = current.position + direction;
junctionsTrf[junctionsTrf.Length - 1].rotation = Quaternion.Slerp(current.rotation, next.rotation, remainingDistance / distanceBetween);
junctionsTrf[junctionsTrf.Length - 1].gameObject.SetActive(current.visible || next.visible);
//---- Tail ----
totalDistance += tailToJunctionDistance;
if (applySinMovement)
{
totalOffset = (Mathf.Sin((totalDistance * sinDistanceFactor) + sinTimeOffset) * WanderingSettingsPhase.sinAmplitude);
effectiveDistance = totalDistance + totalOffset;
}
else
{
effectiveDistance = totalDistance;
}
//advance through waypoints until we find the proper distance
while (consolidatedDistance + distanceBetween < effectiveDistance)
{
consolidatedDistance += distanceBetween;
current = next;
next = current.next;
//if we are in the last waypoint, there is nothing more we can do, so we quit
if (next == null)
{
return;
}
distanceBetween = (current.position - next.position).magnitude;
}
//We reached the line segment where this body part must be, so we calculate the point in current segment
remainingDistance = effectiveDistance - consolidatedDistance;
direction = (next.position - current.position).normalized * remainingDistance;
tailTrf.position = current.position + direction;
tailTrf.rotation = Quaternion.Slerp(current.rotation, next.rotation, remainingDistance / distanceBetween);
tailController.SetVisible(current.visible || next.visible);
//search for milestones
WormWayPoint aux = next;
while (aux != null)
{
if (aux.milestone)
{
aux.milestone = false;
tailReachedMilestone = true;
break;
}
aux = aux.next;
}
aux = null;
//release the oldest waypoints
next.next = null; //Remove reference, let garbage collector do its job
}
}
}
