public void Spawn()
{
if (GameStateService.CurEnemyCount >= GameStateService.MaxEnemyCount)
{
return;
}
GameStateService.CurEnemyCount++;
GameStateService.CreateEntity <Enemy>(Info.prefabId, Info.spawnPoint);
}
public GameStateService()
{
Instance = this;
}
public override void DoUpdate(LFloat deltaTime)
{
if (!entity.rigidbody.isOnFloor)
{
return;
}
//find target
var allPlayer = GameStateService.GetPlayers();
var minDist = LFloat.MaxValue;
Entity minTarget = null;
foreach (var player in allPlayer)
{
if (player.isDead)
{
continue;
}
var dist = (player.transform.pos - transform.pos).sqrMagnitude;
if (dist < minDist)
{
minTarget = player;
minDist = dist;
}
}
target = minTarget;
targetId = target?.EntityId ?? -1;
if (minTarget == null)
{
return;
}
if (minDist > stopDistSqr)
{
// turn to target
var targetPos = minTarget.transform.pos;
var currentPos = transform.pos;
var turnVal = entity.turnSpd * deltaTime;
var targetDeg = CTransform2D.TurnToward(targetPos, currentPos, transform.deg, turnVal,
out var isFinishedTurn);
transform.deg = targetDeg;
//move to target
var distToTarget = (targetPos - currentPos).magnitude;
var movingStep = entity.moveSpd * deltaTime;
if (movingStep > distToTarget)
{
movingStep = distToTarget;
}
var toTarget = (targetPos - currentPos).normalized;
transform.pos = transform.pos + toTarget * movingStep;
}
else
{
//atk target
atkTimer -= deltaTime;
if (atkTimer <= 0)
{
atkTimer = atkInterval;
//Atk
target.TakeDamage(entity.damage, target.transform.Pos3);
}
}
}
protected virtual void OnDead()
{
EntityView?.OnDead();
PhysicSystem.Instance.RemoveCollider(this);
GameStateService.DestroyEntity(this);
}
public override void BindEntity(BaseEntity e)
{
base.BindEntity(e);
target = GameStateService.GetEntity(targetId) as Entity;
}