IEnumerator FSM()
{
while (alive)
{
switch (state)
{
case State.PATROL:
Patrol();
break;
case State.CHASE:
Chase();
break;
}
if (agent.isOnOffMeshLink)
{
character.Move(Vector3.zero, false, true);
if (method == OffMeshLinkMoveMethod.NormalSpeed)
{
yield return(StartCoroutine(NormalSpeed(agent)));
}
else if (method == OffMeshLinkMoveMethod.Parabola)
{
yield return(StartCoroutine(Parabola(agent, jumpHeight, jumpDuration)));
}
agent.CompleteOffMeshLink();
}
yield return(null);
}
}
void DoCompleteOffMeshLink()
{
if (_agent == null)
{
return;
}
_agent.CompleteOffMeshLink();
}
IEnumerator NormalSpeed(UnityEngine.AI.NavMeshAgent agent)
{
UnityEngine.AI.OffMeshLinkData data = agent.currentOffMeshLinkData;
Vector3 endPos = data.endPos + Vector3.up * agent.baseOffset;
while (agent.transform.position != endPos)
{
//Debug.DrawLine(transform.position, endPos, Color.red);
transform.position = Vector3.MoveTowards(transform.position, endPos, 6f * Time.deltaTime);
agent.enabled = false;
yield return(new WaitForEndOfFrame());
}
if (agent.enabled && !agent.autoTraverseOffMeshLink)
{
agent.CompleteOffMeshLink();
}
agent.enabled = true;
}
IEnumerator JumpMod()
{
while (alive)
{
if (agent.isOnOffMeshLink)
{
character.Move(Vector3.zero, false, true);
if (method == OffMeshLinkMoveMethod.NormalSpeed)
{
yield return(StartCoroutine(NormalSpeed(agent)));
}
else if (method == OffMeshLinkMoveMethod.Parabola)
{
yield return(StartCoroutine(Parabola(agent, jumpHeight, jumpDuration)));
}
agent.CompleteOffMeshLink();
}
yield return(null);
}
}
IEnumerator Parabola(UnityEngine.AI.NavMeshAgent agent, float height, float duration)
{
UnityEngine.AI.OffMeshLinkData data = agent.currentOffMeshLinkData;
Vector3 startPos = agent.transform.position;
Vector3 endPos = data.endPos + Vector3.up * agent.baseOffset;
float normalizedTime = 0.0f;
while (normalizedTime < 1.0f)
{
float yOffset = height * 4.0f * (normalizedTime - normalizedTime * normalizedTime);
agent.transform.position = Vector3.Lerp(startPos, endPos, normalizedTime) + yOffset * Vector3.up;
normalizedTime += Time.deltaTime / duration;
yield return(null);
}
if (agent.enabled && !agent.autoTraverseOffMeshLink)
{
agent.CompleteOffMeshLink();
}
}
//Instantly move the object to the end of the link
public virtual void CompleteOffMeshLink()
{
agent.CompleteOffMeshLink();
}
void FixedUpdate()
{
if (_randomPosition && _targetReached)
{
Vector3 randomDirection = Random.insideUnitSphere * _randomWalkRadius;
randomDirection += transform.position;
UnityEngine.AI.NavMeshHit hit;
UnityEngine.AI.NavMesh.SamplePosition(randomDirection, out hit, _randomWalkRadius, 1);
_target.position = hit.position;
_oldTargetPos = hit.position;
_agent.SetDestination(_target.position);
_targetReached = false;
}
if (_target != null)
{
// recalculate path if needed
if (Vector3.Distance(_target.position, _oldTargetPos) > 1f)
{
_oldTargetPos = _target.position;
_agent.SetDestination(_target.position);
}
// custom off mesh traversal code
if (_agent.isOnOffMeshLink)
{
Vector3 offMeshDir = (_agent.currentOffMeshLinkData.endPos - _agent.currentOffMeshLinkData.startPos).normalized;
Vector3 endPos = _agent.currentOffMeshLinkData.endPos + Vector3.up * _agent.baseOffset + offMeshDir * 0.05f;
Vector3 offMeshDist = transform.position - endPos;
offMeshDist.y = 0;
if (Mathf.Abs(offMeshDist.sqrMagnitude) < 0.1f)
{
_agent.CompleteOffMeshLink();
}
else
{
_pawn.Move((endPos - transform.position));
}
}
else
{
// // use the values to move the character
_pawn.Move(_agent.desiredVelocity.normalized);
_agent.nextPosition = transform.position;
}
// warp the agent if needed (sometimes the agent thinks its on a highter level, but the character is still on ground)
if (_pawn.IsOnGround && Mathf.Abs(_agent.nextPosition.y - transform.position.y) > 0.5f)
{
_agent.Warp(transform.position);
_agent.SetDestination(_target.position);
}
if ((_agent.desiredVelocity.normalized == Vector3.zero) || (_agent.remainingDistance <= _agent.stoppingDistance + 0.01))
{
_targetReached = true;
}
}
else
{
// We still need to call the character's move function, but we send zeroed input as the move param.
_pawn.Move(Vector3.zero);
}
}