// Check for a new path on move request
public IEnumerator UpdateThreadPath()
{
// Avoid the first frame spike when the game is first started, so that if we have any moving units, they are not effected by this.
if (Time.timeSinceLevelLoad < .3f)
{
yield return(PathfindingRequestManager.WaitPathUpdatePeriod);
}
// Request the path calculation for unit movement with the specific struct
PathfindingRequestManager.RequestThreadPath(new PathRequestData(transform.position, MoveTarget, null, OnPathFound));
// If our soldier can track objects and we are using a target object's dynamic position as the MoveTarget rather than a solid node position.
if (CanTrack)
{
// Squared distance comparison is faster for the path request move threshold ( In-case our move target moves, like following some object)
float sqrMoveThreshold = PathfindingRequestManager.PathUpdateMoveThreshold * PathfindingRequestManager.PathUpdateMoveThreshold;
Vector2 lastPathTargetPos = MoveTarget;
while (true)
{
// Avoid running every frame, just calculate once every decided path update periods
yield return(PathfindingRequestManager.WaitPathUpdatePeriod);
// Move target has moved more than the specified threshold
if ((MoveTarget - lastPathTargetPos).sqrMagnitude > sqrMoveThreshold)
{
PathfindingRequestManager.RequestThreadPath(new PathRequestData(transform.position, MoveTarget, null, OnPathFound));
lastPathTargetPos = MoveTarget;
}
}
}
}
//
void Awake()
{
if (_instance == null)
{
_instance = this;
}
_pathFindingManager = GetComponent <PathfindingManager>();
}
//
public static PathfindingRequestManager GetInstance()
{
// Uses lazy initialization.
if (_instance == null)
{
_instance = new PathfindingRequestManager();
}
return(_instance);
}
