public override void Tick()
{
deltaTime += Time.deltaTime;
if (deltaTime >= 1f)
{
deltaTime = 0;
if (parentBehaviour.attrsWriter.Data.CurrentFood + parentBehaviour.ScriptableAnimalStats.liveCost >=
parentBehaviour.attrsWriter.Data.MaxFood)
{ // 吃饱了，不吃了，离开本状态
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
return;
}
DinoBehaviour corpse = null;
if (DinoBehaviour.AllAnimals.TryGetValue(Owner.Data.TargetEntityId.Id, out corpse))
{
if (corpse.IsVanish)
{
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
}
else
{
if (!corpse.Dead)
{
Debug.LogError("DinoEatState - Cannot eat live animals! Id:" + corpse._entityId + " state:" + corpse.stateMachine.CurrentState);
}
parentBehaviour.DoEat(corpse);
}
}
else
{
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
}
}
}
// Use this for initialization
void Start()
{
posInicialY = transform.position.y;
Dino = GameObject.FindGameObjectWithTag("Player");
db = GameObject.FindGameObjectWithTag("Player").GetComponent <DinoBehaviour>();
rb = gameObject.GetComponent <Rigidbody2D>();
Attack();
}
public override void Tick()
{
int arrived = 0;
if (parentBehaviour.navMeshAgent.remainingDistance < parentBehaviour.navMeshAgent.stoppingDistance)
{
arrived = 1;
}
float deltaTime = Time.time - Owner._startTime;
if (deltaTime > parentBehaviour.ScriptableAnimalStats.stamina)
{
arrived = 2;
if (parentBehaviour.logChanges)
{
Debug.Log("Time's up.");
}
}
if (arrived > 0)
{
if (parentBehaviour.ScriptableAnimalStats.vegetarian)
{
if (Owner.Data.TargetEntityId.Id == 0)
{
Debug.LogError("Look For Food Error : TargetEntityId is ZERO!");
}
Owner.TriggerTransition(DinoAiFSMState.StateEnum.EAT_FOOD, Owner.Data.TargetEntityId,
Owner.Data.TargetPosition.ToUnityVector());
}
else
{
DinoBehaviour corpse = null;
if (DinoBehaviour.AllAnimals.TryGetValue(Owner.Data.TargetEntityId.Id, out corpse))
{
if (corpse.Dead && !corpse.IsVanish)
{
if (!corpse.Dead)
{
Debug.LogError("DinoLookForFoodState - Cannot eat live animals! Id:" + corpse._entityId +
" state:" + corpse.stateMachine.CurrentState);
}
Owner.TriggerTransition(DinoAiFSMState.StateEnum.EAT, Owner.Data.TargetEntityId,
Owner.Data.TargetPosition.ToUnityVector());
}
else
{
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
}
}
else
{
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
}
}
}
}
public void DinoEnter(DinoBehaviour d)
{
if (!dinoNames.Contains(d.name))
{
dinoNames.Add(d.name);
int score = dinoNames.Count;
Debug.Log("Score: " + score);
}
}
public void DinoExit(DinoBehaviour d)
{
if (dinoNames.Contains(d.name))
{
dinoNames.Remove(d.name);
int score = dinoNames.Count;
Debug.Log("Score: " + score);
}
}
/// <summary>
/// 寻找天敌
/// </summary>
/// <returns></returns>
private bool LookforPredator()
{
if (ScriptableAnimalStats.awareness <= 0) // 没有感知能力，不进入此逻辑
{
return(false);
}
if (stateMachine.CurrentState == DinoAiFSMState.StateEnum.RUN_AWAY) // 如果已经处于本状态，则继续
{
return(true);
}
float distMin = float.MaxValue;
DinoBehaviour predator = null;
foreach (var iter in allAnimals)
{
var animal = iter.Value;
if (!animal.IsAlive || animal == this || animal.Species == Species ||
animal.ScriptableAnimalStats.dominance <= ScriptableAnimalStats.dominance ||
animal.ScriptableAnimalStats.stealthy)
{
continue;
}
float dist = Vector3.Distance(transform.position, animal.transform.position);
if (dist > ScriptableAnimalStats.awareness)
{
continue;
}
if (dist < distMin)
{
distMin = dist;
predator = animal;
}
}
if (predator != null)
{
if (logChanges)
{
Debug.Log(string.Format("{0}: Found predator ({1}), running away.", gameObject.name,
predator.gameObject.name));
}
var targetPosition = RandomPointAwayFromDestination(predator.transform.position, 30f);
if (!IfWithinMap(targetPosition))
{ // 目标点无法走到，就随机一个点
targetPosition = RandomPoint(predator.transform.position, 30f);
}
// 这里不能给天敌的ID，因为WanderingState逻辑里，有对目标物体距离的判定，如果太近，就意味着到达了，状态会结束。
stateMachine.TriggerTransition(DinoAiFSMState.StateEnum.RUN_AWAY, new EntityId(), targetPosition);
return(true);
}
return(false);
}
public void DoAttack(DinoBehaviour target)
{
var request = new AttackRequest()
{
Attacker = _entityId,
Damage = attrsWriter.Data.Power
};
cmdSender.SendAttackCommand(target._entityId, request, OnDoAttack);
}
// Use this for initialization
void Start()
{
Dino = GameObject.FindGameObjectWithTag("Player");
db = Dino.GetComponent <DinoBehaviour>();
rbDino = Dino.GetComponent <Rigidbody2D>();
jumpDino = Dino.GetComponent <DinoBehaviour>().jumpForce;
velDinoMax = Dino.GetComponent <DinoBehaviour>().maxSpeed;
velY = rbDino.velocity.y;
accel = db.maxAccel;
}
public void OnAttack(DinoAiData.Attack.ReceivedRequest request)
{
var payload = request.Payload;
_curHealth = health.Data.CurrentHealth;
_curHealth -= payload.Damage;
if (logChanges)
{
Debug.Log(string.Format("{0}: Taking Damage {1} HP {2}!", gameObject.name, payload.Damage, _curHealth));
}
// 生命减少
var update = new Health.Update
{
CurrentHealth = _curHealth
};
health.SendUpdate(update);
// 把生命减少的一半变成粮食储存起来，便于死后给食肉恐龙提供食物，否则如果食肉恐龙杀死一只饥饿（Food为零）的食草恐龙以后，什么都没得吃
_curFood = attrsWriter.Data.CurrentFood;
float addFood = payload.Damage / 2;
if (addFood + _curFood > attrsWriter.Data.MaxFood)
{
addFood = attrsWriter.Data.MaxFood - _curFood;
}
var update2 = new DinoAttrs.Update
{
CurrentFood = _curFood + addFood
};
attrsWriter.SendUpdate(update2);
// 如果血不够了，立即死亡。不用等到下一个AI周期了。
if (_curHealth <= 0)
{
if (IsAlive)
{
Die();
}
}
else
{// 挨打的一方也进入战斗状态
DinoBehaviour attacker = null;
if (allAnimals.TryGetValue(payload.Attacker.Id, out attacker))
{
if (IsAlive && stateMachine.CurrentState != DinoAiFSMState.StateEnum.ATTACK)
{
stateMachine.TriggerTransition(DinoAiFSMState.StateEnum.ATTACK, payload.Attacker, attacker.transform.position);
}
}
}
}
public void DinoEat(DinoBehaviour d)
{
// Detach camera
gameObject.GetComponentInChildren <Camera>().transform.parent = null;
Destroy(gameObject);
Debug.Log("Eaten");
if (FindObjectsOfType <PlayerController> ().Length == 1)
{
// Last player left; end game
Debug.Log("Game over");
}
}
// Use this for initialization
void Start()
{
Dino = FindObjectOfType <DinoBehaviour>().GetComponent <DinoBehaviour>();
compagTime = 0;
compag = transform.position;
if (Dino.facingRight)
{
Left = 0;
}
else
{
Left = 1;
}
}
public override void Tick()
{
// 时间到，不追了
float deltaTime = Time.time - Owner._startTime;
if (deltaTime > parentBehaviour.ScriptableAnimalStats.stamina)
{
if (parentBehaviour.logChanges)
{
Debug.Log("Time's up.");
}
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
return;
}
DinoBehaviour prey = null;
if (DinoBehaviour.AllAnimals.TryGetValue(Owner.Data.TargetEntityId.Id, out prey))
{
if (!prey.IsAlive)
{// 敌人已经死亡
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
}
else
{
float dist = Vector3.Distance(parentBehaviour.transform.position, prey.transform.position);
if (dist < parentBehaviour.ScriptableAnimalStats.contingencyDistance)
{
Owner.TriggerTransition(DinoAiFSMState.StateEnum.ATTACK, Owner.Data.TargetEntityId, prey.transform.position);
// 这里不让对方也进入“攻击状态”，为了保证线程安全，尽量只对自己的实例进行操作，对方挨打后自己设置攻击状态。
// 详见DinoBehaviour.cs里的OnAttack()函数
}
else if (parentBehaviour.navMeshAgent.remainingDistance < parentBehaviour.navMeshAgent.stoppingDistance)
{// 重新寻路，注意，这里直接重新寻路，而不是切换到休闲，然后再寻找猎物，主要是为了让霸王龙更加容易追到猎物
parentBehaviour.navMeshAgent.SetDestination(prey.transform.position);
parentBehaviour.navMeshAgent.speed = parentBehaviour.ScriptableAnimalStats.runSpeed;
parentBehaviour.stateMachine.TriggerTransition(DinoAiFSMState.StateEnum.CHASE, prey._entityId, prey.transform.position);
}
}
}
else
{// 敌人已经消失
Owner.TriggerTransition(DinoAiFSMState.StateEnum.IDLE, new EntityId(), DinoStateMachine.InvalidPosition);
}
}
public void DoEat(DinoBehaviour corpse)
{
var hungry = attrsWriter.Data.MaxFood - attrsWriter.Data.CurrentFood;
var resNeed = ScriptableAnimalStats.appetite;
if (hungry < ScriptableAnimalStats.appetite)
{
resNeed = hungry;
}
var request = new EatRequest()
{
Attacker = _entityId,
ResNeed = resNeed
};
if (!corpse.Dead)
{
Debug.LogError("DoEat - Cannot eat live animals! Id:" + corpse._entityId + " state:" + corpse.stateMachine.CurrentState);
}
cmdSender.SendEatCommand(corpse._entityId, request, OnDoEat);
}
public DinoWanderState(DinoStateMachine owner, DinoBehaviour behaviour) : base(owner)
{
parentBehaviour = behaviour;
}
public float _startTime; // 本状态开始的时间
public DinoStateMachine(DinoBehaviour behaviour)
{
_behaviour = behaviour;
var idleState = new DinoIdleState(this, behaviour);
var wanderState = new DinoWanderState(this, behaviour);
var eatState = new DinoEatState(this, behaviour);
var runawayState = new DinoRunAwayState(this, behaviour);
var chaseState = new DinoChaseState(this, behaviour);
var attackState = new DinoAttackState(this, behaviour);
var deadState = new DinoDeadState(this, behaviour);
var hatchState = new DinoHatchState(this, behaviour);
var lookforfoodState = new DinoLookForFoodState(this, behaviour);
var eatfoodState = new DinoEatFoodState(this, behaviour);
var vanishState = new DinoVanishState(this, behaviour);
var stateList = new Dictionary <DinoAiFSMState.StateEnum, IFsmState>
{
{ DinoAiFSMState.StateEnum.IDLE, idleState },
{ DinoAiFSMState.StateEnum.EAT, eatState },
{ DinoAiFSMState.StateEnum.WANDER, wanderState },
{ DinoAiFSMState.StateEnum.RUN_AWAY, runawayState },
{ DinoAiFSMState.StateEnum.CHASE, chaseState },
{ DinoAiFSMState.StateEnum.ATTACK, attackState },
{ DinoAiFSMState.StateEnum.DEAD, deadState },
{ DinoAiFSMState.StateEnum.HATCH, hatchState },
{ DinoAiFSMState.StateEnum.LOOK_FOR_FOOD, lookforfoodState },
{ DinoAiFSMState.StateEnum.EAT_FOOD, eatfoodState },
{ DinoAiFSMState.StateEnum.VANISH, vanishState },
};
SetStates(stateList);
var allowedTransitions = new Dictionary <DinoAiFSMState.StateEnum, IList <DinoAiFSMState.StateEnum> >();
allowedTransitions.Add(DinoAiFSMState.StateEnum.IDLE, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.EAT,
DinoAiFSMState.StateEnum.WANDER,
DinoAiFSMState.StateEnum.RUN_AWAY,
DinoAiFSMState.StateEnum.CHASE,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.HATCH,
DinoAiFSMState.StateEnum.LOOK_FOR_FOOD,
DinoAiFSMState.StateEnum.EAT_FOOD,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.WANDER, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.RUN_AWAY,
DinoAiFSMState.StateEnum.CHASE,
DinoAiFSMState.StateEnum.LOOK_FOR_FOOD,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.HATCH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.EAT, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.RUN_AWAY,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.HATCH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.EAT_FOOD, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.RUN_AWAY,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.HATCH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.LOOK_FOR_FOOD, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.EAT_FOOD,
DinoAiFSMState.StateEnum.EAT,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.RUN_AWAY,
DinoAiFSMState.StateEnum.HATCH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.RUN_AWAY, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.HATCH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.CHASE, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.ATTACK,
DinoAiFSMState.StateEnum.RUN_AWAY,
DinoAiFSMState.StateEnum.LOOK_FOR_FOOD,
DinoAiFSMState.StateEnum.CHASE, // 唯一一个地方：可以切换为自己当前的状态
DinoAiFSMState.StateEnum.HATCH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.ATTACK, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.EAT,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.HATCH, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.DEAD,
DinoAiFSMState.StateEnum.ATTACK,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.DEAD, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
DinoAiFSMState.StateEnum.VANISH,
});
allowedTransitions.Add(DinoAiFSMState.StateEnum.VANISH, new List <DinoAiFSMState.StateEnum>
{
DinoAiFSMState.StateEnum.IDLE,
});
SetTransitions(allowedTransitions);
}
private bool LookforFood()
{
if (stateMachine.CurrentState == DinoAiFSMState.StateEnum.LOOK_FOR_FOOD)
{
return(true);
}
_curFood = attrsWriter.Data.CurrentFood;
if (_curFood / attrsWriter.Data.MaxFood >= ScriptableAnimalStats.HungryRate)
{ // 不饿
return(false);
}
if (ScriptableAnimalStats.vegetarian) // 素食主义者，吃树
{
List <TreeBehaviour> treeList = new List <TreeBehaviour>();
foreach (var iter in TreeBehaviour.AllTrees)
{
var tree = iter.Value;
float dist = Vector3.Distance(transform.position, tree.transform.position);
if (dist > ScriptableAnimalStats.scent)
{
continue;
}
if (!tree.IsHavestable())
{
continue;
}
treeList.Add(tree);
}
// 收集范围内的所有目标，随机找一个作为最终目标
TreeBehaviour aTree = null;
if (treeList.Count > 0)
{
int rand = Random.Range(0, treeList.Count);
aTree = treeList[rand];
}
if (aTree != null)
{
var targetPosition = aTree.transform.position;
if (aTree._entityId.Id == 0)
{
Debug.LogError("Look For Food EntityId is ZERO!!!");
}
stateMachine.TriggerTransition(DinoAiFSMState.StateEnum.LOOK_FOR_FOOD, aTree._entityId,
targetPosition);
return(true);
}
}
else // 肉食主义者，吃尸体
{
List <DinoBehaviour> corpseList = new List <DinoBehaviour>();
foreach (var iter in allAnimals)
{
var animal = iter.Value;
if (!(animal.Dead && !animal.IsVanish))
{
continue;
}
float dist = Vector3.Distance(transform.position, animal.transform.position);
if (dist > ScriptableAnimalStats.scent)
{
continue;
}
corpseList.Add(animal);
}
// 收集范围内的所有目标，随机找一个作为最终目标
DinoBehaviour corpse = null;
if (corpseList.Count > 0)
{
int rand = Random.Range(0, corpseList.Count);
corpse = corpseList[rand];
}
if (corpse != null)
{
var targetPosition = corpse.transform.position;
if (!corpse.Dead)
{
Debug.LogError("DinoBehaviour - Cannot eat live animals!");
}
stateMachine.TriggerTransition(DinoAiFSMState.StateEnum.LOOK_FOR_FOOD, corpse._entityId,
targetPosition);
return(true);
}
}
return(false);
}
public DinoRunAwayState(DinoStateMachine owner, DinoBehaviour behaviour) : base(owner)
{
parentBehaviour = behaviour;
}
public DinoLookForFoodState(DinoStateMachine owner, DinoBehaviour behaviour) : base(owner)
{
parentBehaviour = behaviour;
}
/// <summary>
/// 寻找猎物
/// </summary>
/// <returns></returns>
private bool LookforPrey()
{
if (ScriptableAnimalStats.dominance <= 0) // 处于食物链的低端，不会寻找猎物
{
return(false);
}
if (stateMachine.CurrentState == DinoAiFSMState.StateEnum.CHASE) // 已经处于本状态，继续
{
return(true);
}
List <DinoBehaviour> preyList = new List <DinoBehaviour>();
foreach (var iter in allAnimals)
{
var animal = iter.Value;
if (!animal.IsAlive || animal == this ||
animal.ScriptableAnimalStats.dominance > ScriptableAnimalStats.dominance ||
animal.ScriptableAnimalStats.stealthy)
{
continue;
}
if (animal.Species == Species && !ScriptableAnimalStats.territorial)
{ // 不可以攻击同类
continue;
}
if (animal.Species == Species && ScriptableAnimalStats.territorial &&
(animal.IsChild || IsChild))
{ // 不可以攻击同类的孩子
continue;
}
if (animal.Species == Species && ScriptableAnimalStats.territorial &&
(animal.OwnerTokenId == OwnerTokenId))
{ // 不可以攻击归属同一个玩家的恐龙
continue;
}
int p = System.Array.IndexOf(ScriptableAnimalStats.nonAgressiveTowards, animal.Species);
if (p > -1)
{
continue;
}
// 如果太饿了，嗅觉会增加一倍的距离
float scent = ScriptableAnimalStats.scent;
_curFood = attrsWriter.Data.CurrentFood;
if (_curFood / attrsWriter.Data.MaxFood < ScriptableAnimalStats.HungryRate)
{
scent *= 2;
}
float dist = Vector3.Distance(transform.position, animal.transform.position);
if (dist > scent)
{
continue;
}
if (Random.Range(0, 100) > ScriptableAnimalStats.agression)
{
continue;
}
preyList.Add(animal);
}
// 收集范围内的所有目标，随机找一个作为最终目标
DinoBehaviour prey = null;
if (preyList.Count > 0)
{
int rand = Random.Range(0, preyList.Count);
prey = preyList[rand];
}
if (prey != null)
{
if (logChanges)
{
Debug.Log(string.Format("{0}: Found prey ({1}), chasing.", gameObject.name, prey.gameObject.name));
}
stateMachine.TriggerTransition(DinoAiFSMState.StateEnum.CHASE, prey._entityId, prey.transform.position);
return(true);
}
return(false);
}
