/// <summary>Execute the graph in the given blackboard.</summary>
public override AIGraphResult Run(AIBlackboard blackboard)
{
// Save blackboard while executing.
_blackboard = blackboard;
// Get current state from blackboard.
object state;
if (!_blackboard.variables.TryGetValue("CurrentState" + GetInstanceID(), out state))
{
return(null);
}
// Execute state.
FSMStateNode currentState = state as FSMStateNode;
currentState.Run();
// Get transition if any.
FSMStateNode newState = currentState.GetTransition();
if (newState != null)
{
currentState.Exit();
_blackboard.variables["CurrentState" + GetInstanceID()] = newState;
newState.Enter();
}
// Nullify references to the blackboard.
_blackboard = null;
return(null);
}
/// <summary>Init the graph in the given blackboard.</summary>
public override void Init(AIBlackboard blackboard)
{
// Save blackboard while executing.
_blackboard = blackboard;
_blackboard.variables["CurrentState" + GetInstanceID()] = _entryState;
// Trigger enter on root.
_entryState.Enter();
}
/// <summary>Execute the behavior tree in the blackboard.</summary>
public override AIGraphResult Run(AIBlackboard blackboard)
{
// Save blackboard while executing.
_blackboard = blackboard;
// Execute root.
BTGraphResult result = root.Run();
// Nullify references to the blackboard.
_blackboard = null;
// Return result.
return(result);
}
public override void Enter()
{
// Check if machine has been initialized.
AIBlackboard blackboard = (graph as FSMGraph).Blackboard;
object initialized = null;
blackboard.variables.TryGetValue("Init" + GetInstanceID(), out initialized);
// If machine hasn't been initialized it is time to do so.
if (initialized == null)
{
_tree.Init((graph as FSMGraph).Blackboard);
blackboard.variables["Init" + GetInstanceID()] = true;
}
}
/// <summary>Initialize the behavior tree and the blackboard.</summary>
public override void Init(AIBlackboard blackboard)
{
// Save blackboard while executing.
_blackboard = blackboard;
// Init all nodes.
foreach (Node node in nodes)
{
BTNode btNode = node as BTNode;
// If node is of BTNode type prepare it for execution.
if (btNode != null)
{
btNode.Prepare();
}
}
}
public override bool AttackCondition()
{
float distanceToPlayer = AIBlackboard.DistanceToPlayer2D(transform.position);
if (distanceToPlayer < minDistance)
{
if (AIBlackboard.PlayerLookingAtMe(transform.position))
{
scanTime = Time.time;
closeRangeState = CloseRangeStates.HitScanning;
return(true);
}
}
return(false);
}
// Public Methods
public void Start()
{
m_perceptionRangeCollider = GetComponent <SphereCollider>();
m_blackboard = new AIBlackboard();
foreach (var behaviour in m_behaviours)
{
behaviour.LoadTasks();
behaviour.m_parentAI = this;
behaviour.RegisterBlackboardEntries();
behaviour.Start();
}
m_blackboard.Initialised = true;
}
/// <summary>Execute the subtree node.</summary>
protected override BTGraphResult InternalRun()
{
// Check if machine has been initialized.
AIBlackboard blackboard = BT.Blackboard;
object initialized = null;
blackboard.variables.TryGetValue("Init" + GetInstanceID(), out initialized);
// If machine hasn't been initialized it is time to do so.
if (initialized == null)
{
_tree.Init(blackboard);
blackboard.variables["Init" + GetInstanceID()] = true;
}
// Execute and return isolating running statuses.
BTGraphResult result = _tree.Run(blackboard) as BTGraphResult;
return(result.IsRunning ? BTGraphResult.Success : result);
}
// Update is called once per frame
void Update()
{
if (inGameOver)
{
if (Time.time - gameOverTimer > 1)
{
firePlayAgainText.enabled = true;
if (playerInput.inputActions.Fire.triggered)
{
UnityEngine.SceneManagement.SceneManager.LoadScene(0);
}
}
return;
}
if (inGloryMode)
{
if (Time.time - gloryKillRelease > 2f)
{
inGloryMode = false;
killedTarget = false;
handImageUI.enabled = true;
punchImageUI.enabled = false;
return;
}
if (!killedTarget)
{
Vector3 dir = fpsCamera.transform.forward;
characterController.Move(dir * 15 * Time.deltaTime);
if (AIBlackboard.SqrtDistanceVector3(transform.position, gloryKillable.transform.position) < 1)
{
EmitExplosion(fpsCamera.transform.position + fpsCamera.transform.forward * 0.5f);
gloryKillable.GloryKillIt();
killedTarget = true;
gloryDelayTimer = Time.time;
gloryKillAudio.PlayOneShot(gloryKillAudio.clip);
}
}
if (gloryKillable.monster.healthyState != Monster.HealthyState.Staggered && !killedTarget)
{
inGloryMode = false;
killedTarget = false;
handImageUI.enabled = true;
punchImageUI.enabled = false;
return;
}
if (killedTarget && Time.time - gloryDelayTimer > 0.3f)
{
killedTarget = false;
inGloryMode = false;
handImageUI.enabled = true;
punchImageUI.enabled = false;
}
else
{
return;
}
}
FpsCamera_Rotation();
FpsMove();
FpsInteract();
FpsWeapon();
BobWeapon();
ScanGloryKill();
if (UnityEngine.InputSystem.Keyboard.current.digit9Key.wasPressedThisFrame)
{
AIBlackboard.instance.Sensor_PlayerNear2D(AIBlackboard.playerPosition3D);
}
}
private void Awake()
{
AIBlackboard.instance = this;
monsters = new List <Monster>();
}
private void Awake()
{
_current = this;
}
private void Start()
{
player = AIManager.SquadManager.player;
blackboard = controller.Blackboard;
}
public override void RunBehavior()
{
switch (simpleState)
{
case SimpleStates.Idle:
break;
case SimpleStates.BecomingAware:
if (Time.time - awareDelayTimer > fuzzyDelay)
{
simpleState = SimpleStates.AwareOfPlayer;
}
break;
case SimpleStates.AwareOfPlayer:
Vector3 fVelocity = navMeshAgent.velocity;
float d_p = AIBlackboard.DistanceToPlayer2D(transform.position);
if (AIBlackboard.DistanceToPlayer2D(transform.position) > distanceFromPlayer)
{
fVelocity = Vector3.MoveTowards(fVelocity, AIBlackboard.DirectionToPlayer2D(transform.position), Time.deltaTime * 100 * aggressiveness);
}
if (d_p < tooCloseToPlayer)
{
fVelocity += -AIBlackboard.DirectionToPlayer2D(transform.position).normalized *playerSeparation;
}
if (monsterAttack != null)
{
if (monsterAttack.AttackCondition() && monsterAttack.HasAttackCooled())
{
simpleState = SimpleStates.Attack;
monsterAware.PlayOneShot(monsterAware.clip, 0.3f);
}
else if (monsterAttack.CooldownLeft() < fear)
{
fVelocity = Vector3.MoveTowards(fVelocity, -AIBlackboard.DirectionToPlayer2D(transform.position), Time.deltaTime * 40 * fear);
}
}
fVelocity.x = Mathf.Clamp(fVelocity.x, -maxSpeed, maxSpeed);
fVelocity.y = Mathf.Clamp(fVelocity.y, -maxSpeed, maxSpeed);
fVelocity.z = Mathf.Clamp(fVelocity.z, -maxSpeed, maxSpeed);
navMeshAgent.velocity = fVelocity;
break;
case SimpleStates.Attack:
if (monsterAttack != null)
{
if (monsterAttack.RunAttack())
{
simpleState = SimpleStates.AwareOfPlayer;
}
}
break;
}
}
