public override void Act(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
darkling.isAttacking = false;
darkling.isChasing = false;
}
void ChargeAtTarget(DarklingAirEnemy darkling, Vector3 target)
{
//charge into destination
darkling.MoveToward(target, darkling.movementSpeed * 3);
//if encounter player, hit it
if (darkling.target && darkling.isCloseEnoughToTarget(darkling.target.position, darkling.distanceMeleeAttack))
{
//get Hittable component
Hittable h;
if (
(h = darkling.target.GetComponent <Hittable>()) &&
darkling.isAllowedToAttack)
{
//attack target
Debug.Log("Darkling: hit");
darkling.StartMeleeAttackAnimation();
h.Hit(darkling.attackDamage, darkling.attackType);
darkling.isAllowedToAttack = false;
}
}
//when reach destination, ready for next attack
if (darkling.isCloseEnoughToTarget(darkling.destination, 5))
{
darkling.hasDoneAttacking = true;
darkling.isAttacking = false;
}
}
public override bool Decide(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
bool targetDetected = Scan(darkling);
return(targetDetected);
}
public override bool Decide(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
bool hasFoundDestination = !darkling.destinationPending;
return(hasFoundDestination);
}
private void Attack(DarklingAirEnemy darkling)
{
//set destination to charge right in
if (!darkling.isAttacking)
{
darkling.isAttacking = true;
darkling.isAllowedToAttack = true;
darkling.hasDoneAttacking = false;
//set destination for darkling to charge right in
//careful with null ref
if (darkling.target != null)
{
darkling.transform.LookAt(darkling.target);
//make the destination further back, so it feels like darkling cannot stop ==
darkling.destination =
darkling.target.position + darkling.transform.forward.normalized * darkling.distanceRunAfterAttack;
}
else
{
darkling.destination = darkling.transform.position;
}
}
ChargeAtTarget(darkling, darkling.destination);
}
public override void Act(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
darkling.isChasing = false;
darkling.isAllowedToTeleport = false;
}
public override bool Decide(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
bool isTargetInZone = detectTarget(darkling);
return(isTargetInZone);
}
/*
* Handle moving and teleport
*/
private void Wander(DarklingAirEnemy darkling)
{
//teleport
if (darkling.isAllowedToTeleport)
{
//reset time for next teleport
darkling.flyTimeElapsed = 0;
darkling.isAllowedToTeleport = false;
//teleport
darkling.StartTeleAnimationStart();
darkling.isTeleporting = true;
darkling.teleTimeElapsed = 0;
return;
}
//because animation is slow compared with CPU
if (darkling.isTeleporting && darkling.CheckIfTeleCountDownElapsed(darkling.timeBeforeAppear))
{
//darkling.darklingModel.SetActive(false);
//darkling.darklingModel.SetActive(true);
darkling.transform.position = darkling.destination;
darkling.StartTeleAnimationStop();
darkling.isTeleporting = false;
GameObject g =
Instantiate(darkling.teleParticles, darkling.transform.position, Quaternion.identity);
Destroy(g, 3);
}
//if darkling is in disappear mode, don't make it move
if (darkling.isTeleporting)
{
return;
}
//if too low, increase height
//if (darkling.GetFlyHeightFromGround() < darkling.flyHeight)
//{
// darkling.transform.position = darkling.transform.position + Vector3.up * darkling.movementSpeed * Time.deltaTime;
// darkling.destination =
//}
//else move toward destination
darkling.MoveToward(darkling.destination, darkling.movementSpeed);
//count down time for next teleport
//ex: fly 4 seconds, then Teleport
if (darkling.CheckIfFlyCountDownElapsed(darkling.timeBetweenTele))
{
darkling.isAllowedToTeleport = true;
}
}
public override bool Decide(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
if (darkling.isCloseEnoughToTarget(darkling.startTransform.position, 1))
{
return(true);
}
return(false);
}
private void GoBack(DarklingAirEnemy darkling)
{
darkling.MoveToward(darkling.startTransform.position, darkling.movementSpeed);
//if close enough, snap darkling to target
if (darkling.isCloseEnoughToTarget(darkling.startTransform.position, 3))
{
darkling.transform.position = darkling.startTransform.position;
darkling.transform.rotation = darkling.startTransform.rotation;
}
}
private bool detectTarget(DarklingAirEnemy darkling)
{
if (darkling.target == null)
{
return(false);
}
bool isTargetInZone = darkling.isCloseEnoughToTarget(darkling.target.position, darkling.distanceMeleeZone);
return(isTargetInZone);
}
public override bool Decide(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
bool attackAgain = false;
if (darkling.target != null && darkling.hasDoneAttacking)
{
attackAgain = true;
}
return(attackAgain);
}
private bool Scan(DarklingAirEnemy darkling)
{
if (darkling.target == null)
{
return(false);
}
//see if target is alive
StatsController stats;
if (stats = darkling.target.GetComponent <StatsController>())
{
if (stats.GetHealth() <= 0)
{
return(false);
}
}
return(true);
}
private void ScanDestination(DarklingAirEnemy darkling)
{
//set darkling state to scanning destination
if (!darkling.destinationPending)
{
darkling.destinationPending = true;
}
//pick a new destination for darkling
if (!darkling.nextDestinationDirectionPick)
{
Quaternion randomDirection = Quaternion.Euler(0, Random.Range(0, 360), 0);
darkling.transform.rotation = randomDirection;
darkling.nextDestinationDirectionPick = true;
}
//see if that destination is safe
RaycastHit hit; //use later
//if there is sth in the way, rotate a bit
Debug.DrawRay(darkling.eyes.position, darkling.eyes.forward.normalized * darkling.distanceFlyMin, Color.green);
if (Physics.Raycast(darkling.eyes.position, darkling.eyes.forward, darkling.distanceFlyMin))
{
darkling.transform.Rotate(0, darkling.turningSpeed * Time.deltaTime, 0);
}
//if found a destination
else
{
Vector3 nextDestination =
darkling.transform.position + darkling.transform.forward * darkling.distanceFlyMin;
darkling.destination = nextDestination;
darkling.destinationPending = false;
darkling.nextDestinationDirectionPick = false;
}
}
public override void Act(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
ScanDestination(darkling);
}
void Chase(DarklingAirEnemy darkling)
{
//if this is first time enter attack-mode
if (!darkling.isChasing)
{
darkling.isChasing = true;
darkling.flyTimeElapsed = 0; //reset time to target
darkling.teleTimeElapsed = 0;
darkling.isAllowedToTeleport = false;
darkling.isTeleporting = false;
}
//careful with null refence
if (darkling.target == null)
{
return;
}
//because animation is slow compared with CPU
if (darkling.isTeleporting && darkling.CheckIfTeleCountDownElapsed(darkling.timeBeforeAppear))
{
darkling.transform.position = darkling.destination;
darkling.StartTeleAnimationStop();
darkling.isTeleporting = false;
darkling.isAllowedToTeleport = false;
GameObject g =
Instantiate(darkling.teleParticles, darkling.transform.position, Quaternion.identity);
Destroy(g, 3);
}
//if darkling is in teleport mode, don't move or count time
if (darkling.isTeleporting)
{
return;
}
//if darkling has fly long enough, allow it to teleport
if (darkling.CheckIfFlyCountDownElapsed(darkling.timeBetweenTele))
{
darkling.isAllowedToTeleport = true;
}
//if not close enough, narrow down distance
if (!darkling.isCloseEnoughToTarget(darkling.target.position, darkling.distanceMeleeAttack))
{
//move toward target
darkling.MoveToward(darkling.target.position, darkling.movementSpeed * 2); //make it fly faster
//give target some seconds to run before teleport
if (darkling.isAllowedToTeleport)
{
//basically fly to front of target
darkling.transform.LookAt(darkling.target);
Vector3 newPos =
darkling.target.position + (-1) * darkling.transform.forward.normalized * darkling.distanceMeleeAttack * 2;
//use this way so that target have sometime is run
//before darkling pop up
darkling.StartTeleAnimationStart();
darkling.destination = newPos;
darkling.isTeleporting = true;
darkling.teleTimeElapsed = 0;
//reset fly countdown
darkling.flyTimeElapsed = 0;
}
return;
}
}
public override bool Decide(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
return(darkling.isNearDestination(darkling.destination));
}
public override void Act(EnemyStateController controller)
{
DarklingAirEnemy darkling = (DarklingAirEnemy)controller.enemy;
Attack(darkling);
}