/// <summary>
/// 初始化状态机时，构造一个状态机
/// </summary>
void ConstructFSM()
{
FSM = new FSMSystem();
AttackState attackState = new AttackState(gameObject);
attackState.AddTransition(Transition.LostEnemy, StateID.Wander);
MoveToState moveToState = new MoveToState(gameObject, MoveTarget);
moveToState.AddTransition(Transition.ReadyToAttack, StateID.Attack);
moveToState.AddTransition(Transition.LostEnemy, StateID.Wander);
WanderState wanderState = new WanderState(gameObject, wanderPoints);
wanderState.AddTransition(Transition.SawEnemy, StateID.MoveTo);
wanderState.AddTransition(Transition.SawItem, StateID.MoveTo);
FSM.AddState(attackState);
FSM.AddState(wanderState);
FSM.AddState(moveToState);
FSM.start(StateID.Wander);
}
private void MakeFSM()
{
WanderState wander = new WanderState();
wander.AddTransition(Transition.SawPlayer, StateID.Flee);
FleeState flee = new FleeState();
flee.AddTransition(Transition.NoPlayer, StateID.Wander);
fsm = new FSMSystem();
fsm.AddState(wander);
fsm.AddState(flee);
}
private void MakeFSM()
{
WanderState wander = new WanderState();
wander.AddTransition(Transition.SawPlayer, StateID.Fighting);
FightingState fight = new FightingState();
fight.AddTransition(Transition.LostPlayer, StateID.Wander);
fsm = new FSMSystem();
fsm.AddState(wander);
fsm.AddState(fight);
}
private void makeFSM()
{
fsm = new FSMSystem();
WanderState wanderState = new WanderState(gameObject, Vector3.forward * speed,
NpcType.PlayerBot, detectRange, guntipPosition);
wanderState.AddTransition(Transition.Wander_Attack, StateID.EnemyAttackStateID);
attackState = new AttackState(guntipPosition, Vector3.forward * speed,
Resources.Load("Prefabs/shot_prefab") as GameObject, id);
attackState.Target = GameManager.Instance.Player;
attackState.AddTransition(Transition.Attack_Wander, StateID.EnemyWanderStateID);
fsm.AddState(wanderState);
fsm.AddState(attackState);
}
public override void Init()
{
base.Init();
wanderState = new WanderState(this);
hideState = new HideState(this);
retreatState = new Retreat(this, enemyObj.health.maxHealth);
refillAmmoState = new RefifllAmmo(this);
stunnedState = new StunnedState(this);
hideState.AddTransition(() =>
{
if (hideState.doneHiding)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Ok, done hiding");
return(true);
}
return(false);
}, wanderState);
//Will look for healthpack if health is not at max
wanderState.AddTransition(() =>
{
if (enemyObj.health.GetHealth() < enemyObj.health.maxHealth)
{
var packs = GameManager.Instance.GetAvailableHealthPacks();
if (packs.Count > 0)
{
if (stateMachine.GetCurrentState() != retreatState)
{
retreatState.allPacks = packs.ToArray();
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Low health, got nothing to do, going to get some");
return(true);
}
}
}
return(false);
}, retreatState);
//Will look for healthpack if health is not at max
wanderState.AddTransition(() =>
{
if (enemyObj.rifle.Ammo < enemyObj.rifle.MaxAmmo)
{
var packs = GameManager.Instance.GetAvailableAmmoPacks();
if (packs.Count > 0)
{
if (stateMachine.GetCurrentState() != refillAmmoState)
{
refillAmmoState.allPacks = packs.ToArray();
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Low ammo, got nothing to do, going to get some");
return(true);
}
}
}
return(false);
}, refillAmmoState);
retreatState.AddTransition(() =>
{
var packs = GameManager.Instance.GetAvailableHealthPacks();
//If the health was restored, or no packs available go back wandering
if (enemyObj.health.GetHealth() >= enemyObj.health.maxHealth ||
enemyObj.health.GetHealth() < enemyObj.health.maxHealth && packs.Count == 0)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Feeling better, going to stroll around...");
return(true);
}
return(false);
}, wanderState);
refillAmmoState.AddTransition(() =>
{
var packs = GameManager.Instance.GetAvailableAmmoPacks();
//If the health was restored, or no packs available go back wandering
if (enemyObj.rifle.Ammo >= enemyObj.rifle.MaxAmmo ||
enemyObj.rifle.Ammo < enemyObj.rifle.MaxAmmo && packs.Count == 0)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Feeling better, going to stroll around...");
return(true);
}
return(false);
}, wanderState);
stunnedState.AddTransition(() =>
{
if (!stunnedState.isStunned)
{
return(true);
}
return(false);
},
hideState);
stateMachine.SetState(wanderState);
}
public override void Init()
{
base.Init();
wanderState = new WanderState(this);
shootState = new ShootState(this, enemyObj.shootRate);
investigationState = new InvestigateState(this);
stunnedState = new StunnedState(this);
meleeAttackState = new MeleeAttackState(this);
refillAmmoState = new RefifllAmmo(this);
retreatState = new Retreat(this, minHealthForRetreat);
qMark = Resources.Load <Sprite>("StateIcons\\what");
wanderState.AddTransition(() =>
{
if (enemyObj.enemySight.IsPlayerInSight() && enemyObj.rifle.Ammo > 0)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "See the player, shooting!");
return(true);
}
return(false);
}, shootState);
wanderState.AddTransition(() =>
{
if (enemyObj.rifle.Ammo <= 0)
{
var packs = GameManager.Instance.GetAvailableAmmoPacks();
if (packs.Count > 0)
{
if (stateMachine.GetCurrentState() != refillAmmoState)
{
refillAmmoState.allPacks = packs.ToArray();
Diagnostic.Instance.AddLog(enemyObj.gameObject, "No ammo, got nothing to do, going to get some");
return(true);
}
}
}
return(false);
}, refillAmmoState);
wanderState.AddTransition(() =>
{
if (enemyObj.health.GetHealth() < minHealthForRetreat)
{
var packs = GameManager.Instance.GetAvailableHealthPacks();
if (packs.Count > 0)
{
if (stateMachine.GetCurrentState() != retreatState)
{
retreatState.allPacks = packs.ToArray();
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Low health, got nothing to do, going to get some");
return(true);
}
}
}
return(false);
}, retreatState);
wanderState.AddTransition(() =>
{
if (enemyObj.rifle.Ammo <= 0)
{
var packs = GameManager.Instance.GetAvailableAmmoPacks();
if (packs.Count > 0)
{
if (stateMachine.GetCurrentState() != refillAmmoState)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "No ammo, got nothing to do, going to get some");
return(true);
}
}
}
return(false);
}, refillAmmoState);
wanderState.AddTransition(() =>
{
if (enemyObj.enemySight.IsPlayerInSight() && enemyObj.rifle.Ammo <= 0)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "See the player, no ammo, will attack with hands!");
return(true);
}
return(false);
}, meleeAttackState);
refillAmmoState.AddTransition(() =>
{
if (enemyObj.rifle.Ammo > 0)
{
if (refillAmmoState.playerLastKnowsPosition == null)
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Go ammo, don't know where player is, will wander around");
return(true);
}
}
return(false);
}, wanderState);
refillAmmoState.AddTransition(() =>
{
if (enemyObj.enemySight.IsPlayerInSight())
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Saw player, no time for refill ammo, attack!");
return(true);
}
return(false);
}, meleeAttackState);
retreatState.AddTransition(() =>
{
if (enemyObj.enemySight.IsPlayerInSight())
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Saw player, no time for get healthpack, attack!");
return(true);
}
return(false);
}, shootState);
retreatState.AddTransition(() =>
{
//If the health was restored OR health is low but no packs available, go back wandering
if (enemyObj.health.GetHealth() > minHealthForRetreat ||
(enemyObj.health.GetHealth() <= minHealthForRetreat && GameManager.Instance.GetAvailableHealthPacks().Count == 0))
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Feeling better, going to stroll around...");
return(true);
}
return(false);
}, wanderState);
shootState.AddTransition(() =>
{
if (!enemyObj.enemySight.IsPlayerInSight())
{
investigationState.waitBeforeGoingToPoint = 0;
investigationState.investigationPoint = Player.Instance.transform.position;
shootTimer = 15.0f;
Diagnostic.Instance.AddLog(enemyObj.gameObject, "Lost sight of player, going to check last known psition (and keep shooting, why not)");
return(true);
}
return(false);
}, investigationState);
shootState.AddTransition(() => {
return(enemyObj.rifle.Ammo <= 0);
}, meleeAttackState);
meleeAttackState.AddTransition(() => {
if (meleeAttackState.playerLastKnownPosition != null)
{
investigationState.investigationPoint = meleeAttackState.playerLastKnownPosition.Value;
return(true);
}
return(false);
}, investigationState);
investigationState.AddTransition(() => {
if (enemyObj.enemySight.IsPlayerInSight())
{
Diagnostic.Instance.AddLog(enemyObj.gameObject, "See the player, shooting!");
return(true);
}
return(false);
}, shootState);
investigationState.AddTransition(() => {
return(investigationState.done);
}, wanderState);
stunnedState.AddTransition(() =>
{
if (!stunnedState.isStunned)
{
investigationState.investigationPoint = enemyObj.transform.position;
return(true);
}
return(false);
},
investigationState);
//Beserk will respond to alarm
Enemy.OnAlarmSent += GoInsestigateSOS;
stateMachine.SetState(wanderState);
}
