void SearchForFireballs()
{
if (fireballs.Length > 0)
{
foreach (Fireball f in fireballs)
{
float range = 1.0f;
Survivor_AI sAI = FindClosestSurvivorToFireBall(f);
float distance = Vector3.Distance(sAI.GetSurvivor().transform.position, f.transform.position);
if (distance < range)
{
ResetSurvivorsBT();
sAI.GetBlackBoard().incomingFireball = f;
sAI.GetBlackBoard().currentSurvivorPosition = sAI.GetSurvivor().transform.position;
Task BT_Evade_Fireball = new Sequence_EvadeFireballs();
sAI.SetBehaviorTree(BT_Evade_Fireball);
}
}
}
}
void SurvivorFlee()
{
List <Enemy> enemies = GameManager.getAllEnemies();
if (enemies.Count > 0)
{
foreach (Enemy e in enemies)
{
float range = 5.0f;
Survivor_AI sAI = FindClosestSurvivorToTarget(e);
float distance = Vector3.Distance(sAI.GetSurvivor().transform.position, e.transform.position);
if (distance < range)
{
ResetSurvivorsBT();
Task BT_Flee_Zombie = new Sequence_FleeZombie();
sAI.GetBlackBoard().target = e;
sAI.GetBlackBoard().currentSurvivorPosition = sAI.GetSurvivor().transform.position;
sAI.SetBehaviorTree(BT_Flee_Zombie);
}
}
}
}
Enemy FindClosestBunny(Survivor_AI sAI, List <Enemy> bunnies)
{
Enemy output = null;
float closestSoFar = Mathf.Infinity;
for (int i = 0; i < bunnies.Count; i++)
{
Enemy e = bunnies[i];
if (e.getState() != EnemyState.DEAD)
{
float dist = (e.transform.position - sAI.GetSurvivor().transform.position).magnitude;
if (dist < closestSoFar && dist < sAI.GetSurvivor().currentWeapon.getRange())
{
output = e;
closestSoFar = dist;
}
}
}
if (output != null) //Debug.Log("Survivor " + sAI.GetSurvivor().name +
//" is Targeting enemy position " + output.transform.position
{
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.GRENADE_LAUNCHER).getAmmo() > 0)
{
if ((sAI.transform.position - sAI.GetBlackboard().enemyTarget.transform.position).magnitude <= 10)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.GRENADE_LAUNCHER);
output = TASK_RETURN_STATUS.SUCCEED;
}
}
return(output);
}
public void MoveSurvivorBack(Survivor_AI sAI)
{
sAI.GetSurvivor().MoveTo(sAI.GetCurrDefensePoint().transform.position);
sAI.mvmtTracker = Moving.NOT_MOVING_ON_ASTAR;
SearchingForLoot = false;
Invoke("SearchForLoot", 20.0f);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILURE;
if (sAI.GetBlackBoard().target.state != EnemyState.DEAD)
{
Vector3 runTo = sAI.GetSurvivor().transform.position + ((sAI.GetSurvivor().transform.position -
sAI.GetBlackBoard().target.gameObject.transform.position) * 5);
sAI.GetSurvivor().MoveTo(runTo);
output = TASK_RETURN_STATUS.SUCCESS;
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
Blackboard bb = sAI.GetBlackboard();
if (bb.distFromTarget < 10.0f)
{
if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.SHOTGUN).getAmmo() > 0)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.SHOTGUN);
output = TASK_RETURN_STATUS.SUCCEED;
}
}
return(output);
}
bool isTargetVisible(Survivor_AI sAI, Enemy e)
{
bool output = false;
if (e != null)
{
Survivor survivor = sAI.GetSurvivor();
RaycastHit hit;
Vector3 offset = (Vector3.up * 0.5f);
Vector3 dir = e.transform.position - survivor.transform.position;
dir += offset;
dir.Normalize();
int layerMask = 1 << LayerMask.NameToLayer("Player");
layerMask = ~layerMask;
if (Physics.Raycast(survivor.transform.position + offset, dir, out hit, 1000.0f, layerMask))
{
if (hit.collider.gameObject.layer == LayerMask.NameToLayer("Enemy"))
{
//if (hit.collider.gameObject.GetInstanceID () == e.gameObject.GetInstanceID ())
//{
output = true;
//}
}
}
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
WEAPON_TYPE prevType = sAI.GetSurvivor().GetCurrentWeapon().type;
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.GRENADE_LAUNCHER);
if (sAI.GetSurvivor().GetCurrentWeapon().getAmmo() > 0)
{
Enemy target = sAI.GetBlackboard().enemyTarget;
sAI.GetSurvivor().Fire(target.transform.position + (sAI.GetEnemyHeightOffset() * Vector3.up));
sAI.GetSurvivor().SwitchWeapons(prevType);
output = TASK_RETURN_STATUS.SUCCEED;
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.SUCCESS;
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.PISTOL);
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.SUCCESS;
FindPath(sAI, sAI.GetSurvivor().transform.position, targetPoint);
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILURE;
if (GameManager.GetAmmo(WEAPON_TYPE.SNIPER) > 0)
{
BlackBoard bd = sAI.GetBlackBoard();
Weapon w = sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.SNIPER);
float distFromTarget = Vector3.Distance(bd.target.transform.position,
sAI.transform.position);
if (distFromTarget < w.getRange())
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.SNIPER);
output = TASK_RETURN_STATUS.SUCCESS;
}
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
Blackboard bb = sAI.GetBlackboard();
if (sAI.mvmtTracker == Moving.MOVING_ON_ASTAR)
{
return(output);
}
if (bb.distFromTarget < 35.0f && bb.distFromTarget > 25.0f)
{
if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.ASSAULT).getAmmo() > 0)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.ASSAULT);
output = TASK_RETURN_STATUS.SUCCEED;
}
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.SHOTGUN).getAmmo() < 10)
{
//while (GameManager.GetCurrentGold() >= 25)
//{
GameManager.PurchaseAmmo(WEAPON_TYPE.SHOTGUN);
GameManager.PurchaseAmmo(WEAPON_TYPE.SHOTGUN);
//}
}
return(TASK_RETURN_STATUS.SUCCEED);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
Blackboard bb = sAI.GetBlackboard();
if (sAI.mvmtTracker == Moving.MOVING_ON_ASTAR)
{
return(output);
}
if (bb.distFromTarget > 25.0f && bb.distFromTarget < 37.0f && bb.enemyTarget.getEnemyType() == EnemyType.ZOMBEAR)
{
if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.SNIPER).getAmmo() > 0) //&& sAI.GetBlackboard().enemyTarget.getEnemyType() != EnemyType.ZOMBUNNY)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.SNIPER);
output = TASK_RETURN_STATUS.SUCCEED;
}
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.SUCCESS;
if (sAI.GetBlackBoard().target.getEnemyType() == EnemyType.ZOMBUNNY)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.PISTOL);
}
if (sAI.GetBlackBoard().target.getEnemyType() == EnemyType.HELLEPHANT)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.SNIPER);
}
if (sAI.GetBlackBoard().target.getEnemyType() == EnemyType.CLOWN)
{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.PISTOL);
}
return(output);
}
Enemy FindClosestHellephant(Survivor_AI sAI, List <Enemy> hellephant)
{
Enemy output = null;
float closestSoFar = Mathf.Infinity;
for (int i = 0; i < hellephant.Count; i++)
{
Enemy e = hellephant[i];
if (e.getState() != EnemyState.DEAD)
{
float dist = (e.transform.position - sAI.GetSurvivor().transform.position).magnitude;
if (dist < closestSoFar && dist < sAI.GetSurvivor().currentWeapon.getRange())
{
output = e;
closestSoFar = dist;
}
}
}
//if (output != null) { Debug.Log("Enemy Type: " + output.name); }
return(output);
}
Enemy FindClosestClown(Survivor_AI sAI, List <Enemy> clowns)
{
Enemy output = null;
float closestSoFar = Mathf.Infinity;
for (int i = 0; i < clowns.Count; i++)
{
Enemy e = clowns[i];
if (e.getState() != EnemyState.DEAD)
{
float dist = (e.transform.position - sAI.GetSurvivor().transform.position).magnitude;
if (dist < closestSoFar && dist < sAI.GetSurvivor().currentWeapon.getRange())
{
output = e;
closestSoFar = dist;
}
}
}
return(output);
}
Enemy FindClosestTarget(Survivor_AI sAI)
{
Enemy output = null;
float closestSoFar = Mathf.Infinity;
List <Enemy> enemies = GameManager.getAllEnemies();
for (int i = 0; i < enemies.Count; i++)
{
Enemy e = enemies[i];
if (e.getState() != EnemyState.DEAD)
{
float dist = (e.transform.position - sAI.GetSurvivor().transform.position).magnitude;
if (dist < closestSoFar && dist < sAI.GetSurvivor().currentWeapon.getRange())
{
output = e;
closestSoFar = dist;
}
}
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILURE;
base.Run(sAI);
if (sAI.GetBlackBoard().target.state == EnemyState.DEAD)
{
sAI.GetSurvivor().MoveTo(sAI.GetBlackBoard().currentSurvivorPosition);
output = TASK_RETURN_STATUS.SUCCESS;
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILURE;
BlackBoard blackBoard = sAI.GetBlackBoard();
Enemy target = blackBoard.target;
if (target != null)
{
sAI.GetSurvivor().Fire(target.transform.position + (Vector3.up * sAI.enemyHeightOffset));
output = TASK_RETURN_STATUS.SUCCESS;
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
//TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
//if(sAI.transform.position != sAI.GetCurrDefensePoint().transform.position)
//{
sAI.GetSurvivor().MoveTo(sAI.GetCurrDefensePoint().transform.position);
// }
//else
//{
//output = TASK_RETURN_STATUS.SUCCEED;
//}
return(TASK_RETURN_STATUS.SUCCEED);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
Blackboard bb = sAI.GetBlackboard();
if (bb.distFromTarget <= 25.0f) //&& bb.distFromTarget >= 10.0f)
{
//if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.PISTOL).getAmmo() > 0)
//{
sAI.GetSurvivor().SwitchWeapons(WEAPON_TYPE.PISTOL);
output = TASK_RETURN_STATUS.SUCCEED;
//}
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
Enemy target = sAI.GetBlackboard().enemyTarget;
if (target != null)
{
sAI.GetSurvivor().Fire(target.transform.position + (sAI.GetEnemyHeightOffset() * Vector3.up));
output = TASK_RETURN_STATUS.SUCCEED;
}
return(output);
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
TASK_RETURN_STATUS output = TASK_RETURN_STATUS.FAILED;
Enemy e = FindClosestBearTarget(sAI);
if (e != null)
{
if (sAI.GetBlackboard().distFromTarget < 40.0f && (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.SNIPER).getAmmo() > 0 || sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.ASSAULT).getAmmo() > 0))
{
sAI.GetBlackboard().enemyTarget = e;
output = TASK_RETURN_STATUS.SUCCEED;
}
}
return(output);
}
void FindPath(Survivor_AI sAI, Vector3 startPoint, Vector3 endPoint)
{
List <PathNode> path = pathfinder.CreatePath(startPoint, endPoint);
if (path != null)
{
for (int i = 0; i < path.Count; i++)
{
if (sAI.transform.position != path[i].transform.position)
{
sAI.GetSurvivor().MoveTo(path[i].transform.position);
}
else
{
// pop the current node of the list
path.Remove(path[i]);
}
}
}
}
public override TASK_RETURN_STATUS Run(Survivor_AI sAI)
{
if (sAI.GetSurvivor().GetWeapon(WEAPON_TYPE.SNIPER).getAmmo() <= 12)
{
//while (GameManager.GetCurrentGold() > 50)
if (GameManager.GetCurrentGold() > 160)
{
GameManager.PurchaseAmmo(WEAPON_TYPE.SNIPER);
GameManager.PurchaseAmmo(WEAPON_TYPE.SNIPER);
GameManager.PurchaseAmmo(WEAPON_TYPE.SNIPER);
}
else if (GameManager.GetCurrentGold() > 80)
{
GameManager.PurchaseAmmo(WEAPON_TYPE.SNIPER);
GameManager.PurchaseAmmo(WEAPON_TYPE.SNIPER);
}
else if (GameManager.GetCurrentGold() > 40)
{
GameManager.PurchaseAmmo(WEAPON_TYPE.SNIPER);
}
}
return(TASK_RETURN_STATUS.SUCCEED);
}