public void SetWayController(Waypoints_Controller aControl)
{
myWayControl = aControl;
aControl = null;
// grab total waypoints
totalWaypoints = myWayControl.GetTotal();
// make sure that if you use SetReversePath to set shouldReversePathFollowing that you
// call SetReversePath for the first time BEFORE SetWayController, otherwise it won't set the first waypoint correctly
if (shouldReversePathFollowing)
{
currentWaypointNum = totalWaypoints - 1;
}
else
{
currentWaypointNum = 0;
}
Init();
// get the first waypoint from the waypoint controller
currentWaypointTransform = myWayControl.GetWaypoint(currentWaypointNum);
if (startAtFirstWaypoint)
{
// position at the currentWaypointTransform position
myTransform.position = currentWaypointTransform.position;
}
}
public void SetWayController(Waypoints_Controller aControl)
{
if (aControl == null)
{
return;
}
myWayControl = aControl;
// grab total waypoints
totalWaypoints = myWayControl.GetTotal();
if (shouldReversePathFollowing)
{
currentWaypointNum = totalWaypoints - 1;
}
else
{
currentWaypointNum = 0;
}
if (myWayControl.Closed)
{
loopPath = true;
}
else
{
loopPath = false;
}
Init();
// get the first waypoint from the waypoint controller
currentWaypointTransform = myWayControl.GetWaypoint(currentWaypointNum);
if (startAtFirstWaypoint)
{
// position at the currentWaypointTransform position
myTransform.position = currentWaypointTransform.position;
}
}
private void UpdateWaypoints()
{
// If we don't have a waypoint controller, we safely drop out
if (myWayControl == null)
{
return;
}
if (reachedLastWaypoint && destroyAtEndOfWaypoints)
{
// destroy myself(!)
Destroy(gameObject);
return;
}
else if (reachedLastWaypoint)
{
currentWaypointNum = 0;
reachedLastWaypoint = false;
}
// because of the order that scripts run and are initialised, it is possible for this function
// to be called before we have actually finished running the waypoints initialization, which
// means we need to drop out to avoid doing anything silly or before it breaks the game.
if (totalWaypoints == 0)
{
// grab total waypoints
totalWaypoints = myWayControl.GetTotal();
}
if (currentWaypointTransform == null)
{
// grab our transform reference from the waypoint controller
currentWaypointTransform = myWayControl.GetWaypoint(currentWaypointNum);
return;
}
// now we check to see if we are close enough to the current waypoint
// to advance on to the next one
myPosition = myTransform.position;
myPosition.z = 0;
// get waypoint position and 'flatten' it
nodePosition = currentWaypointTransform.position;
nodePosition.z = 0;
// check distance from this to the waypoint
currentWayDist = Vector3.Distance(nodePosition, myPosition);
if (currentWayDist < waypointDistance)
{
// we are close to the current node, so let's move on to the next one!
if (shouldReversePathFollowing)
{
currentWaypointNum--;
// now check to see if we have been all the way around
if (currentWaypointNum < 0)
{
// just incase it gets referenced before we are destroyed, let's keep it to a safe index number
currentWaypointNum = 0;
// completed the route!
reachedLastWaypoint = true;
// if we are set to loop, reset the currentWaypointNum to 0
if (loopPath)
{
currentWaypointNum = totalWaypoints - 1;
// grab our transform reference from the waypoint controller
currentWaypointTransform = myWayControl.GetWaypoint(currentWaypointNum);
// the route keeps going in a loop, so we don't want reachedLastWaypoint to ever become true
reachedLastWaypoint = false;
}
// drop out of this function before we grab another waypoint into currentWaypointTransform, as
// we don't need one and the index may be invalid
return;
}
}
else
{
currentWaypointNum++;
// now check to see if we have been all the way around
if (currentWaypointNum >= totalWaypoints)
{
// completed the route!
reachedLastWaypoint = true;
// if we are set to loop, reset the currentWaypointNum to 0
if (loopPath)
{
currentWaypointNum = 0;
// grab our transform reference from the waypoint controller
currentWaypointTransform = myWayControl.GetWaypoint(currentWaypointNum);
// the route keeps going in a loop, so we don't want reachedLastWaypoint to ever become true
reachedLastWaypoint = false;
}
// drop out of this function before we grab another waypoint into currentWaypointTransform, as
// we don't need one and the index may be invalid
return;
}
}
// grab our transform reference from the waypoint controller
currentWaypointTransform = myWayControl.GetWaypoint(currentWaypointNum);
}
}
public void UpdateWaypoints()
{
if (!doneInit)
{
Init();
}
// quick check to make sure that we have a reference to the waypoint manager
if (waypointManager == null)
{
return;
}
// because of the order that scripts run and are initialised, it is possible for this function
// to be called before we have actually finished running the waypoints initialization, which
// means we need to drop out to avoid doing anything silly or before it breaks the game.
if (totalWaypoints == 0)
{
// grab total waypoints
totalWaypoints = waypointManager.GetTotal();
return;
}
// here, we deal with making sure that we always have a waypoint set up and
// if not take the steps to find out what our current waypoint should be
if (currentWaypointTransform == null)
{
currentWaypointNum = 0;
currentWaypointTransform = waypointManager.GetWaypoint(currentWaypointNum);
}
// now we need to check to see if we are close enough to the current waypoint
// to advance on to the next one
myPosition = myTransform.position;
myPosition.y = 0;
// get waypoint position and 'flatten' it
nodePosition = currentWaypointTransform.position;
nodePosition.y = 0;
// check distance from this car to the waypoint
currentWaypointDist = Vector3.Distance(nodePosition, myPosition);
if (currentWaypointDist < waypointDistance)
{
// we are close to the current node, so let's move on to the next one!
currentWaypointNum++;
// now check to see if we have been all the way around the track and need to start again
if (currentWaypointNum >= totalWaypoints)
{
// completed a lap! set the lapDone flag to true, which will be checked when we go over
// the first waypoint (so that you can't almost complete a race then go back around the
// other way to confuse it)
isLapDone = true;
// reset our current waypoint to the first one again
currentWaypointNum = 0;
}
// grab our transform reference from the waypoint controller
currentWaypointTransform = waypointManager.GetWaypoint(currentWaypointNum);
}
// position our debug box at the current waypoint so we can see it (uncomment if you're debugging!)
// debugBox.transform.position=currentWaypointTransform.position;
}
