private void EvaluateSituation()
{
if (Target != null)
{
targetDistance = Vector3.Distance(transform.position, Target.transform.position);
if (targetDistance < attackDistance)
{
if (!canBackpedal)
{
behavior = AIBehaviorExtensions.GetInRangeAndAttackBehavior;
}
else if (targetDistance < attackDistance - safetyZone && sensor.GotVisual)
{
behavior = AIBehaviorExtensions.BackpedalBehavior;
}
else
{
behavior = AIBehaviorExtensions.GetInRangeAndAttackBehavior;
}
}
else
{
behavior = AIBehaviorExtensions.GetInRangeAndAttackBehavior;
}
}
}
void Awake()
{
col = GetComponent <Collider2D>();
aiBehavior = GetComponentInParent <AIBehavior>();
Debug.Assert(aiBehavior, "Wrong initial parameters");
col.enabled = false;
}
void SwitchItemInList(AIBehavior ai, int a, int b)
{
AIState temp = ai.StatesList[a];
ai.StatesList[a] = ai.StatesList[b];
ai.StatesList[b] = temp;
}
void Awake()
{
// if the singleton hasn't been initialized yet
if (instance != null && instance != this)
{
Destroy(this.gameObject);
}
instance = this;
if (SaveData.CurrentMatchExists)
{
player = new PlayerMatchInstance(SaveData.current.playerSave);
cpu = new PlayerMatchInstance(SaveData.current.calendar.GetTournament().currentMatch.cpuPlayer);
}
else
{
player = new PlayerMatchInstance("JeanPlayer");
cpu = new PlayerMatchInstance("EdouardCPU");
}
pointHistory = new PointHistory();
aIBehavior = new EasyAIBehavior(eventReader);
StartGame();
}
public void DecideAndQueueAction()
{
if (!this.IsActive)
{
return;
}
foreach (var beh in AIBehaviors.GetComponents <AIBehavior>())
{
if (beh == activeBehavior)
{
if (beh.ShouldDeactivate())
{
continue;
}
else
{
break;
}
}
if (beh.ShouldActivate())
{
Debug.LogFormat("[{0}] ({1}) activated", this.Name, beh.GetType().Name);
activeBehavior = beh;
break;
}
}
Debug.LogFormat("[{0}] ({1}) deciding", this.Name, activeBehavior.GetType().Name);
activeBehavior.DecideAndQueueAction();
}
IEnumerator IEStagger(float duration, float waitTime = 0f)
{
//wait before staggering(to fine-tune animations)
//if(waitTime > 0f)
yield return(new WaitForSeconds(waitTime));
//prevent player control while staggered
setControlAllowedIfPlayer(false, false);
_animator.SetBool(AnimationHashHelper.PARAM_STAGGERED, true);
//adds delay when ai is attacked
AIBehavior aib = GetComponent <AIBehavior> ();
if (aib != null)
{
aib.IsBehaviorAllowed = false;
}
yield return(new WaitForSeconds(duration));
if (aib != null)
{
//dev
aib.IsBehaviorAllowed = true;
}
_animator.SetBool(AnimationHashHelper.PARAM_STAGGERED, false);
if (_health > 0)
{
setControlAllowedIfPlayer(true, false);
}
}
public static List <List <TowerBehavior> > InsertionSortUnits(AIBehavior AI, Dictionary <int, List <TowerBehavior> > dictionary)
{
List <List <TowerBehavior> > currentTowers = new List <List <TowerBehavior> >(dictionary.Values);
if (currentTowers.Count > 1)
{
for (int i = 1; i < currentTowers.Count; i++)
{
List <TowerBehavior> listInQuestion = new List <TowerBehavior>();
listInQuestion.AddRange(currentTowers[i]);
int previous = i - 1;
while (previous >= 0 && currentTowers[previous][0].StationedUnits > listInQuestion[0].StationedUnits)
{
currentTowers[previous + 1].Clear();
currentTowers[previous + 1].AddRange(currentTowers[previous]);
previous--;
}
currentTowers[previous + 1].Clear();
currentTowers[previous + 1].AddRange(listInQuestion);
}
return(currentTowers);
}
//if count is 1
return(currentTowers);
}
public void DecideGoalBehavior()
{
lastBehaviorDecision = GameTimer.Instance.GetFrameTimestamp();
IReadonlyListX <DecisionContext> goalContexts = activeGoal.GetExecutionContexts(entity);
float maxScore = float.MinValue;
activeContext = null;
activeBehavior = null;
for (int i = 0; i < behaviors.Count; i++)
{
AIBehavior behavior = behaviors[i];
if (!behavior.CanSatisfyGoalType(activeGoal.goalType))
{
// continue;
}
DecisionContext context;
float score = AIUtil.Score(goalContexts, behavior.considerations, maxScore, out context);
if (score > maxScore)
{
maxScore = score;
activeBehavior = behavior;
activeContext = context;
}
}
}
public static List <List <TowerBehavior> > InsertionSortDistance(AIBehavior AI, Dictionary <int, List <TowerBehavior> > dictionary)
{
List <List <TowerBehavior> > currentTowers = new List <List <TowerBehavior> >(dictionary.Values);
if (currentTowers.Count > 1)
{
for (int i = 1; i < currentTowers.Count; i++)
{
List <TowerBehavior> listInQuestion = new List <TowerBehavior>();
listInQuestion.AddRange(currentTowers[i]);
int previous = i - 1;
while (previous >= 0 && DistanceRoundInt(Vector3.Distance(currentTowers[previous][0].transform.position, AI.myTower.transform.position)) >
DistanceRoundInt(Vector3.Distance(listInQuestion[0].transform.position, AI.myTower.transform.position)))
{
currentTowers[previous + 1].Clear();
currentTowers[previous + 1].AddRange(currentTowers[previous]);
previous--;
}
currentTowers[previous + 1].Clear();
currentTowers[previous + 1].AddRange(listInQuestion);
}
return(currentTowers);
}
//if count is 1
return(currentTowers);
}
public void Initialize(AIBehavior aIBehavior)
{
behaviour = aIBehavior;
RefreshSwitchDictionary();
RefreshActionDictionary();
//RefreshStateDictionary();
}
void OnEnable()
{
if (target == null)
{
return;
}
SkipPropertyList.Add("x");
SkipPropertyList.Add("y");
SkipPropertyList.Add("z");
SkipPropertyList.Add("StartTime");
SkipPropertyList.Add("EndTime");
SkipPropertyList.Add("data");
BoldLabelPropertyList.Add("Switches");
BoldMiniLabelPropertyList.Add("SwitchCondition");
BoldMiniLabelPropertyList.Add("PossibleNextStates");
m_Name = serializedObject.FindProperty("name");
AIBehavior = (AIBehavior)target;
for (int i = 0; i < AIBehavior.StatesList.Count; i++)
{
AIBehavior.StatesList[i].Index = i;
for (int j = 0; j < AIBehavior.StatesList[i].Actions.Count; j++)
{
AIBehavior.StatesList[i].Actions[j].ActionSettings.StartTime = 0;
AIBehavior.StatesList[i].Actions[j].ActionSettings.EndTime = Mathf.Infinity;
}
}
}
public virtual bool IsCompositeConditionMatched(CompositeCondition compositeCondition,
CompositeConditionWrapper compositeConditionWrapper,
AIBehavior behavior)
{
bool ret = false;
switch (compositeCondition.Operator)
{
case LogicConjunction.None:
ret = IsConditionEntityMatched(compositeCondition.Entity1, compositeConditionWrapper, behavior);
break;
case LogicConjunction.And:
ret = IsConditionEntityMatched(compositeCondition.Entity1, compositeConditionWrapper, behavior);
if (ret)
{
ret = IsConditionEntityMatched(compositeCondition.Entity2, compositeConditionWrapper, behavior);
}
break;
case LogicConjunction.Or:
ret = IsConditionEntityMatched(compositeCondition.Entity1, compositeConditionWrapper, behavior);
if (ret == false)
{
ret = IsConditionEntityMatched(compositeCondition.Entity2, compositeConditionWrapper, behavior);
}
break;
}
return(ret);
}
/// <summary>
///This function is called to find a tower to send the troops
/// </summary>
public TowerBehavior FindTowerToSendTroops(AIBehavior attackingAI)
{
//gives me a dictionary with numUnits associated with their towers lowest num being at the 0 element
List <List <TowerBehavior> > UnitList = attackingAI.GetUnitPriority();
//gives me a dictionary with distance associated with the tower from the origin. smallest distance is the zero element
List <List <TowerBehavior> > DistanceList = attackingAI.GetDistancePriority();
//create a final list that holds a tower and it's total score from both dictionaries
Dictionary <TowerBehavior, int> finalDict = new Dictionary <TowerBehavior, int>();
//this variable is used for the value that we will give each tower
//we put it outside the foreach loop so that towers in the same
//list are given the same value
int counter = 0;
//go through each list in the unit dictionary
foreach (List <TowerBehavior> list in UnitList)
{
//go through each tower through each list
foreach (TowerBehavior tower in list)
{
//add that tower the the final dictionary with its value
finalDict.Add(tower, counter);
}
//increment counter after going through the list
counter++;
}
//reset the counter
counter = 0;
//go through each list in the distance dictionary
foreach (List <TowerBehavior> list in DistanceList)
{
//go through each tower in each list
foreach (TowerBehavior tower in list)
{
//if the final dictionary already contains the tower
if (finalDict.ContainsKey(tower))
{
//add the new counter to the final value
finalDict[tower] += (counter);
}
//if not, then something is wrong
else
{
#if Unity_Editor
Debug.LogError("DICTIONARY DOESN'T CONTAIN TOWER ALREADY,RETURNING NULL");
#endif
return(null);
}
}
//increment the counter
counter++;
}
//send the dictionary to the function so that the tower can actually be chosen
return(FindTowerToAttack(finalDict));
}
public virtual IEnumerator Start_MoveToWaypoint(AIBehavior behavior)
{
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
WayPoint[] wpArray = WayPoint.GetWaypoints(behavior.WaypointNames);
WayPoint wp = Util.RandomFromArray <WayPoint>(wpArray);
behavior.selectedWaypoint = wp;
StartNavigation(behavior.selectedWaypoint.transform, true, MoveData);
float lastScanEndConditionTime = Time.time;
while (true)
{
if (Halt)
{
yield return(null);
continue;
}
//if this behavior's end condition matches, end this behavior
if ((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if (CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
yield return(null);
}
StopBehavior(behavior);
}
/// <summary>
/// Start behave move to.transform target.
/// The behavior is terminated by itself, if AI reaches enough close to the target transform.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Start_MoveToTransform(AIBehavior behavior)
{
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
StartNavigation(behavior.MoveToTarget, true, MoveData);
float lastScanEndConditionTime = Time.time;
while (true)
{
if (Halt)
{
yield return(null);
continue;
}
//if this behavior's end condition matches, end this behavior
if ((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if (CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
float distance = Util.DistanceOfCharacters(gameObject, behavior.MoveToTarget.gameObject);
if (distance <= 0.5f)
{
break;
}
yield return(null);
}
StopBehavior(behavior);
}
void CharacterInitialize(Sprite mugShotArg, string name, AIBehavior behavior)
{
mugShot.sprite = mugShotArg;
characterName = name;
nameText.text = characterName;
aiBehavior = behavior;
}
/// <summary>
/// Stop a behavior.
/// By default, the coroutine to stop = "Stop_" + behavior.Type.ToString(), offspring can
/// override to define a new rule.
/// </summary>
/// <param name="behavior"></param>
/// <returns></returns>
///
public override void StopBehavior(AIBehavior behavior)
{
//preserve the last start time
behavior.LastExecutionTime = Time.time;
string Coroutine = "Stop_" + behavior.Type.ToString();
//By defaut, set the behavior phase = sleeping at StopBehavior()
behavior.Phase = AIBehaviorPhase.Sleeping;
foreach (string endMessage in behavior.MessageAtEnd)
{
SendMessage(endMessage);
}
foreach (GameEvent _event in behavior.GameEventAtEnd)
{
LevelManager.OnGameEvent(_event, this);
}
StartCoroutine(Coroutine, behavior);
//Start next behavior
string NextBehavior = behavior.NextBehaviorName;
if (NextBehavior == string.Empty)
{
Debug.LogError("NextBehavior of behavior: " + behavior.Name + " is empty !");
}
StartBehavior(this.behaviorDict[behavior.NextBehaviorName]);
}
/// <summary>
/// Execute a behavior.
/// By default, the coroutine to start is the same name to behavior.Type.ToString(), offspring can
/// override to define a new rule.
/// </summary>
/// <param name="behavior"></param>
/// <returns></returns>
public override void StartBehavior(AIBehavior behavior)
{
if (PrintDebugMessage)
{
Debug.Log("Now start behavior:" + behavior.Name);
}
//Rule: behavior start coroutine = "Start_" + BehaviorType
string Coroutine = "Start_" + behavior.Type.ToString();
behavior.ExecutionCounter++;
//preserve the start time
behavior.StartTime = Time.time;
//By defaut, set the behavior phase = running at StartBehavior()
behavior.Phase = AIBehaviorPhase.Running;
CurrentBehavior = behavior;
foreach (string startMessage in behavior.MessageAtStart)
{
SendMessage(startMessage);
}
foreach (GameEvent _event in behavior.GameEventAtStart)
{
LevelManager.OnGameEvent(_event, this);
}
StartCoroutine(Coroutine, behavior);
}
void Start()
{
fullAmmo = ammo;
audioSrouce = (audioSrouce == null) ? GetComponent <AudioSource>() : audioSrouce;
behavior = (behavior == null) ? GetComponent <AIBehavior>() : behavior;
animator = (animator == null) ? GetComponent <AIAnimator>() : animator;
}
// [MenuItem("Component/AI/EditCondition")]
// public static void init ()
// {
// ConditionEditorWindow window = (ConditionEditorWindow)EditorWindow.GetWindow (typeof(ConditionEditorWindow));
// window.title = "Root composite condition";
// }
public static void DisplayConditionEditorWindow(AIEditor aiEditor,
AIBehavior aiBehavior)
{
AlternateBehaviorEditorWindow window = (AlternateBehaviorEditorWindow)EditorWindow.GetWindow (typeof(AlternateBehaviorEditorWindow));
window.aiBehavior = aiBehavior;
window.aiEditor = aiEditor;
window.Show ();
}
private bool attacking = false; // indicates if this enemy is attacking
/*
* Enemy
*
* Parameters: A list of components which are added to this object, the AIBehavior that belongs to this object
* Purpose: creates a new Enemy
*/
public Enemy(
List <EnemyBehavior> components,
AIBehavior intel) : base()
{
enemyComponents = components;
intelComponent = intel;
collisionBehaviors = new List <CollisionBehavior>();
}
/// <summary>
/// 1. Start A* pathfind daemon routines.
/// 2. Start the first (default) AIBehavior.
/// </summary>
public override void StartAI()
{
Unit.CurrentAI = this;
AIBehavior firstBehavior = this.behaviorDict[FirstBehavior];
this.StartBehavior(firstBehavior);
this.enabled = true;
}
/// <summary>
/// Stop behave move at direction.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Stop_MoveAtDirection(AIBehavior behavior)
{
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
animation.Stop(MoveData.AnimationName);
StopCoroutine("Start_MoveAtDirection");
yield break;
}
void Start()
{
anim = (anim == null) ? GetComponent <Animator>() : anim;
agent = (agent == null) ? GetComponent <NavMeshAgent>() : agent;
behavior = (behavior == null) ? GetComponent <AIBehavior>() : behavior;
health = (health == null) ? GetComponent <Health>() : health;
lastHealth = health.GetHealth();
groundRaycast = (groundRaycast == null) ? transform : groundRaycast;
}
/// <summary>
/// Stop behave stopping move to.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Stop_MoveToTransform(AIBehavior behavior)
{
StopNavigation();
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
animation.Stop(MoveData.AnimationName);
StopCoroutine("Start_MoveToTransform");
yield return(null);
}
/// <summary>
/// Stop Idle.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Stop_Idle(AIBehavior behavior)
{
// Debug.Log("Stop behavior:" + behavior.Name + " .IdleDataName:" + behavior.IdleDataName);
StopCoroutine("Start_Idle");
string IdleAnimationName = Unit.IdleDataDict[behavior.IdleDataName].AnimationName;
animation.Stop(IdleAnimationName);
yield return(null);
}
// [MenuItem("Component/AI/EditCondition")]
// public static void init ()
// {
// ConditionEditorWindow window = (ConditionEditorWindow)EditorWindow.GetWindow (typeof(ConditionEditorWindow));
// window.title = "Root composite condition";
// }
public static void DisplayConditionEditorWindow(AIEditor aiEditor,
AIBehavior aiBehavior)
{
AlternateBehaviorEditorWindow window = (AlternateBehaviorEditorWindow)EditorWindow.GetWindow(typeof(AlternateBehaviorEditorWindow));
window.aiBehavior = aiBehavior;
window.aiEditor = aiEditor;
window.Show();
}
void Awake()
{
rb = GetComponent <Rigidbody2D>();
follow = new Pursue(transform, slowRadius, targetRadius, accelTime, maxSpeed, maxAccel, maxPredict);
face = new Face(transform, targetDistance, slowDistance, maxOmega, maxAlpha, timeToTarget);
congregate = new Arrive(transform, slowRadius, targetRadius, accelTime, maxSpeed, maxAccel);
separate = new Separate(transform, maxAccel, separateCastRadius);
cg = FindObjectOfType <CGScript>().gameObject;
}
// Start is called before the first frame update
protected virtual void Start()
{
_velocity = Vector3.zero;
_behavior = GetComponent <AIBehavior>();
if (_behavior != null)
{
_behavior.Init(this);
}
}
public static TreeIterationResult iterate(AIBehavior p_aiBehavior)
{
IAIBehaviorProvider l_aiBehaviorProvider = p_aiBehavior.IAIBehaviorProvider;
DecisionTree l_decisionTree = DecisionTree.alloc();
l_aiBehaviorProvider.buildDecisionTree(l_decisionTree, p_aiBehavior.AssociatedEntity);
RefList <AIDecisionTreeChoice> l_choices = Traversal.traverseDecisionTree(l_decisionTree);
ref AIDecisionTreeChoice l_choice = ref l_aiBehaviorProvider.get_choicePicking().Invoke(l_choices, p_aiBehavior.AssociatedEntity);
public void ReactToHit()
{
AIBehavior behavior = GetComponent <AIBehavior>();
if (behavior != null)
{
behavior.SetAlive(false);
}
StartCoroutine(Die());
}
/// <summary>
/// Start behave move to.transform target.
/// The behavior is terminated by itself, if AI reaches enough close to the target transform.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Start_MoveToTransform(AIBehavior behavior)
{
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
StartNavigation(behavior.MoveToTarget, true, MoveData);
float lastScanEndConditionTime = Time.time;
while (true)
{
if (Halt)
{
yield return null;
continue;
}
//if this behavior's end condition matches, end this behavior
if((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if(CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
float distance = Util.DistanceOfCharacters(gameObject, behavior.MoveToTarget.gameObject);
if (distance <= 0.5f)
{
break;
}
yield return null;
}
StopBehavior(behavior);
}
/// <summary>
/// Start behave move at direction.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Start_MoveAtDirection(AIBehavior behavior)
{
Vector3 direction = behavior.IsWorldDirection ? behavior.MoveDirection : transform.TransformDirection(behavior.MoveDirection);
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
Vector3 velocity = direction.normalized * MoveData.MoveSpeed;
float LastCheckEndConditionTime = 0;
while (true)
{
if (Halt)
{
yield return null;
continue;
}
//if this behavior's end condition matches, end this behavior
if( (Time.time - LastCheckEndConditionTime) >= behavior.AlterBehaviorInterval)
{
LastCheckEndConditionTime = Time.time;
if(CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
if(MoveData.UseGravityWhenMoving)
{
controller.SimpleMove(velocity);
}
else
{
controller.Move(velocity * Time.deltaTime);
}
animation.CrossFade(MoveData.AnimationName);
yield return null;
}
StopBehavior(behavior);
}
public virtual IEnumerator Start_HoldPosition(AIBehavior behavior)
{
Vector3 HoldPos = transform.position;
while (true)
{
if (Vector3.Distance(transform.position, HoldPos) > behavior.HoldRadius)
{
}
yield return null;
}
}
/// <summary>
/// Execute a behavior.
/// By default, the coroutine to start is the same name to behavior.Type.ToString(), offspring can
/// override to define a new rule.
/// </summary>
/// <param name="behavior"></param>
/// <returns></returns>
public override void StartBehavior(AIBehavior behavior)
{
if(PrintDebugMessage)
{
Debug.Log("Now start behavior:" + behavior.Name);
}
//Rule: behavior start coroutine = "Start_" + BehaviorType
string Coroutine = "Start_" + behavior.Type.ToString();
behavior.ExecutionCounter++;
//preserve the start time
behavior.StartTime = Time.time;
//By defaut, set the behavior phase = running at StartBehavior()
behavior.Phase = AIBehaviorPhase.Running;
CurrentBehavior = behavior;
foreach (string startMessage in behavior.MessageAtStart)
{
SendMessage(startMessage);
}
foreach( GameEvent _event in behavior.GameEventAtStart)
{
LevelManager.OnGameEvent(_event, this);
}
StartCoroutine(Coroutine, behavior);
}
/// <summary>
/// Default check value comparision condition routine.
/// Offspring class should override this method to check custom value comparision condition.
/// </summary>
/// <param name="AIBehaviorCondition"></param>
/// <returns></returns>
public virtual bool CheckValueComparisionCondition(AtomConditionData AIBehaviorCondition, AIBehavior behavior)
{
bool ret = false;
float LeftValue = 0;
float RightValue = AIBehaviorCondition.RightValueForComparision;
bool ShouldCompare = false;
switch (AIBehaviorCondition.ValueComparisionCondition)
{
//Check if any enemy closer than AIBehaviorCondition.RightValueForComparision
case AIValueComparisionCondition.NearestEnemyDistance:
Transform NearestEnemy = null;
ShouldCompare = FindClosestEnemyAround(this.DetectiveRange, out NearestEnemy);
LeftValue = ShouldCompare ? Util.DistanceOfCharacters(gameObject, NearestEnemy.gameObject) : 0;
break;
//Check if any enemy farer than AIBehaviorCondition.RightValueForComparision
case AIValueComparisionCondition.FarestEnemyDistance:
Transform FarestEnemy = null;
ShouldCompare = FindClosestEnemyAround(this.DetectiveRange, out FarestEnemy);
LeftValue = ShouldCompare ? Util.DistanceOfCharacters(gameObject, FarestEnemy.gameObject) : 0;
break;
case AIValueComparisionCondition.HPPercentage:
ShouldCompare = true;
LeftValue = Unit.HP / Unit.MaxHP;
break;
case AIValueComparisionCondition.CurrentTargetHPPercentage:
ShouldCompare = CurrentTarget != null || FindTarget(this.DetectiveRange);
LeftValue = ShouldCompare ? CurrentTarget.GetComponent<UnitHealth>().GetCurrentHP() / CurrentTarget.GetComponent<UnitHealth>().GetMaxHP()
: 0;
if (PrintDebugMessage)
Debug.Log("Left value:" + LeftValue + " rightValue:" + RightValue);
break;
case AIValueComparisionCondition.BehaviorLastExecutionInterval:
ShouldCompare = true;
float LastExecutionTimeInterval = Time.time - behavior.LastExecutionTime;
LeftValue = LastExecutionTimeInterval;
break;
case AIValueComparisionCondition.CurrentTagetDistance:
ShouldCompare = (CurrentTarget != null || FindTarget(this.DetectiveRange));
LeftValue = ShouldCompare ? Util.DistanceOfCharacters(gameObject, CurrentTarget.gameObject)
: 0;
break;
case AIValueComparisionCondition.ExeuctionCount:
ShouldCompare = true;
LeftValue = behavior.ExecutionCounter;
break;
case AIValueComparisionCondition.RandomValue:
ShouldCompare = true;
// Random.seed = System.DateTime.Now.Millisecond;
LeftValue = Random.Range(0, 100);
break;
case AIValueComparisionCondition.BehaveTime:
ShouldCompare = true;
LeftValue = Time.time - behavior.StartTime;
break;
case AIValueComparisionCondition.AttackCount:
ShouldCompare = true;
LeftValue = this.Unit.AttackCounter;
break;
case AIValueComparisionCondition.DoDamageCount:
ShouldCompare = true;
LeftValue = this.Unit.DoDamageCounter;
break;
case AIValueComparisionCondition.LastConditionMatchTimeInterval:
ShouldCompare = true;
LeftValue = Time.time - AIBehaviorCondition.PreviousConditionTrueTime;
break;
case AIValueComparisionCondition.WaypointDistance:
ShouldCompare = behavior.selectedWaypoint != null;
LeftValue = Util.DistanceOfCharacters(this.gameObject, behavior.selectedWaypoint.gameObject);
break;
default:
Debug.LogError("GameObject:" + this.gameObject.name + " - unsupported value comparision condition:" + AIBehaviorCondition.ValueComparisionCondition.ToString());
break;
}
if (ShouldCompare)
{
ret = Util.CompareValue(LeftValue, AIBehaviorCondition.ValueOperator, RightValue);
}
//if the atom condition is true, set the current time in PreviousConditionTrueTime variable.
if(ret)
{
AIBehaviorCondition.PreviousConditionTrueTime = Time.time;
}
return ret;
}
/// <summary>
/// Default check boolean condition routine.
/// Offspring class should override this method to check custom boolean condition.
/// </summary>
/// <param name="AIBehaviorCondition"></param>
/// <returns></returns>
public virtual bool CheckBooleanCondition(AtomConditionData AIBehaviorCondition, AIBehavior behavior)
{
bool ret = false;
bool LeftValue = false;
switch (AIBehaviorCondition.BooleanCondition)
{
case AIBooleanConditionEnum.AlwaysTrue:
LeftValue = true;
break;
//See if there's any enemy in offensive range?
case AIBooleanConditionEnum.EnemyInOffensiveRange:
LeftValue = FindEnemyAround(this.OffensiveRange);
break;
//See if there's any enemy in detective range?
case AIBooleanConditionEnum.EnemyInDetectiveRange:
LeftValue = FindEnemyAround(this.DetectiveRange);
break;
//See if current transform located within the predefined area?
case AIBooleanConditionEnum.InArea:
LeftValue = Util.IsTransformInsideBounds(transform, AIBehaviorCondition.CheckArea);
break;
//See if the CurrentTarget's gameObject layer within the layermask
case AIBooleanConditionEnum.CurrentTargetInLayer:
LeftValue = (CurrentTarget == null && FindTarget(OffensiveRange) == false) ?
false :
Util.CheckLayerWithinMask(CurrentTarget.gameObject.layer, AIBehaviorCondition.LayerMaskForComparision);
break;
case AIBooleanConditionEnum.LatestBehaviorNameIs:
if(this.CurrentBehavior == null)
LeftValue = false;
else
LeftValue = (AIBehaviorCondition.StringValue == this.CurrentBehavior.Name);
break;
case AIBooleanConditionEnum.LastestBehaviorNameIsOneOf:
if(this.CurrentBehavior == null)
{
LeftValue = false;
}
else {
LeftValue = Util.ArrayContains<string>(AIBehaviorCondition.StringValueArray, this.CurrentBehavior.Name);
}
break;
default:
Debug.LogError("GameObject:" + this.gameObject.name + " - Unsupported boolean condition:" + AIBehaviorCondition.BooleanCondition.ToString());
break;
}
ret = AIBehaviorCondition.BooleanOperator == BooleanComparisionOperator.IsTrue ? LeftValue
: !LeftValue;
return ret;
}
/// <summary>
/// Scans the alternate behavior condition of the given behavior.
/// Return true if one of the alternate behavior condition matches, and assign next behavior to behavior.NextBehavior varaible.
/// </summary>
public virtual bool CheckAlternateBehaviorCondition(AIBehavior behavior)
{
bool hasConditionMatched = false;
behavior.NextBehaviorName = string.Empty;
for(int i=0; i<behavior.alternateBehaviorConditionArray.Length; i++)
{
AlternateBehaviorData alternateBehaviorData = behavior.alternateBehaviorConditionArray[i];
bool IsAlterBehaviorConditionMatched = CheckConditionWrapper( alternateBehaviorData.AlternateCondition, behavior);
if(this.PrintDebugMessage)
{
Debug.Log("AlernateBehavior name:" + alternateBehaviorData.Name + " is matched:" + IsAlterBehaviorConditionMatched);
}
if(IsAlterBehaviorConditionMatched){
behavior.NextBehaviorName = alternateBehaviorData.NextBehaviorName;
hasConditionMatched = true;
// Debug.Log("At frame:" + Time.frameCount + " behavior:" + behavior.Name + " condition match at: " + alternateBehaviorData.Name + " alter to next behavior:" + alternateBehaviorData.NextBehaviorName);
break;
}
}
return hasConditionMatched;
}
IEnumerator Idle()
{
if(CanSeePlayer() || myTarget != null)
{
behave = AIBehavior.pursue;
}
yield return null;
}
IEnumerator Pursue()
{
if(InMeleeRange() && !inAttackDelay )
{
behave = AIBehavior.attack;
yield return null;
}
else
{
TraverseToTarget();
behave = AIBehavior.idle;
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*
Make and instance of the tree based ont he AI type assigned, if no type matches give it the default mob AI.
*/
////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void Start()
{
methodLibrary = gameObject.GetComponent<AIBehavior> ();
if(behaviorType == "mob"){
dPath = new DTree<BranchLogic> (new BranchLogic(methodLibrary.MaxWander));
coreTreeSetup ();
}
else if(behaviorType == "boss"){
dPath = new DTree<BranchLogic> (new BranchLogic(methodLibrary.MaxWander));
coreTreeSetup ();
}
else{
dPath = new DTree<BranchLogic> (new BranchLogic(methodLibrary.MaxWander));
coreTreeSetup ();
}
}
void Start()
{
methodLibrary = gameObject.GetComponent<AIBehavior> ();
dPath = new DTree<BranchLogic> (new BranchLogic(methodLibrary.MaxWander));
coreTreeSetup ();
}
public override void StartBehavior(AIBehavior behavior)
{
}
public virtual void Start_SwitchToAI(AIBehavior behavior)
{
string NextAIName = Util.RandomFromArray(behavior.SwitchToAIName);
this.Unit.SwitchAI(NextAIName);
}
private bool IsConditionEntityMatched(ConditionEntity conditionEntity,
CompositeConditionWrapper compositeConditionWrapper,
AIBehavior behavior)
{
bool ret = false;
switch(conditionEntity.EntityType)
{
case ConditionEntityType.AtomCondition:
AtomConditionData atomCondition = compositeConditionWrapper.AtomConditionDataDict[conditionEntity.EntityReferenceId];
ret = CheckAtomCondition(atomCondition, behavior);
break;
case ConditionEntityType.ReferenceToComposite:
CompositeCondition compositeCondition = compositeConditionWrapper.CompositeConditionDict[conditionEntity.EntityReferenceId];
ret = IsCompositeConditionMatched(compositeCondition, compositeConditionWrapper, behavior);
break;
}
return ret;
}
/// <summary>
/// Stop a behavior.
/// By default, the coroutine to stop = "Stop_" + behavior.Type.ToString(), offspring can
/// override to define a new rule.
/// </summary>
/// <param name="behavior"></param>
/// <returns></returns>
///
public override void StopBehavior(AIBehavior behavior)
{
//preserve the last start time
behavior.LastExecutionTime = Time.time;
string Coroutine = "Stop_" + behavior.Type.ToString();
//By defaut, set the behavior phase = sleeping at StopBehavior()
behavior.Phase = AIBehaviorPhase.Sleeping;
foreach (string endMessage in behavior.MessageAtEnd)
{
SendMessage(endMessage);
}
foreach( GameEvent _event in behavior.GameEventAtEnd)
{
LevelManager.OnGameEvent(_event, this);
}
StartCoroutine(Coroutine, behavior);
//Start next behavior
string NextBehavior = behavior.NextBehaviorName;
if(NextBehavior == string.Empty)
{
Debug.LogError("NextBehavior of behavior: " + behavior.Name + " is empty !");
}
StartBehavior(this.behaviorDict[behavior.NextBehaviorName]);
}
/// <summary>
/// Check if the AIBehavior condition is true
/// </summary>
/// <param name="AIBehaviorCondition"></param>
/// <returns></returns>
public virtual bool CheckAtomCondition(AtomConditionData AIBehaviorCondition, AIBehavior behavior)
{
bool ret = false;
switch (AIBehaviorCondition.ConditionType)
{
case AIBehaviorConditionType.Boolean:
ret = CheckBooleanCondition(AIBehaviorCondition, behavior);
break;
case AIBehaviorConditionType.ValueComparision:
ret = CheckValueComparisionCondition(AIBehaviorCondition, behavior);
break;
}
return ret;
}
public virtual IEnumerator Stop_Attack(AIBehavior behavior)
{
StopNavigation();
yield return null;
}
public virtual bool CheckConditionWrapper(CompositeConditionWrapper compositeConditionWrapper,AIBehavior behavior)
{
bool ret = false;
ret = IsCompositeConditionMatched(compositeConditionWrapper.RootCompositeCondition,
compositeConditionWrapper,
behavior);
return ret;
}
public virtual IEnumerator Stop_HoldPosition(AIBehavior behavior)
{
StopCoroutine("Start_HoldPosition");
yield return null;
}
public virtual bool IsCompositeConditionMatched(CompositeCondition compositeCondition,
CompositeConditionWrapper compositeConditionWrapper,
AIBehavior behavior)
{
bool ret = false;
switch(compositeCondition.Operator)
{
case LogicConjunction.None:
ret = IsConditionEntityMatched(compositeCondition.Entity1,compositeConditionWrapper,behavior);
break;
case LogicConjunction.And:
ret = IsConditionEntityMatched(compositeCondition.Entity1,compositeConditionWrapper,behavior);
if(ret)
ret = IsConditionEntityMatched(compositeCondition.Entity2,compositeConditionWrapper,behavior);
break;
case LogicConjunction.Or:
ret = IsConditionEntityMatched(compositeCondition.Entity1,compositeConditionWrapper,behavior);
if(ret == false)
ret = IsConditionEntityMatched(compositeCondition.Entity2,compositeConditionWrapper,behavior);
break;
}
return ret;
}
/// <summary>
/// Stop Idle.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Stop_Idle(AIBehavior behavior)
{
// Debug.Log("Stop behavior:" + behavior.Name + " .IdleDataName:" + behavior.IdleDataName);
StopCoroutine("Start_Idle");
string IdleAnimationName = Unit.IdleDataDict[behavior.IdleDataName].AnimationName;
animation.Stop(IdleAnimationName);
yield return null;
}
/// <summary>
/// Start behave attack
/// </summary>
/// <param name="behavior"></param>
/// <returns></returns>
public virtual IEnumerator Start_Attack(AIBehavior behavior)
{
AttackData attackData = null;
float lastScanEndConditionTime = Time.time;
while (true)
{
//If no target is found, do nothing
if (Halt || CurrentTarget == null)
{
yield return null;
continue;
}
//Get attack data
if(behavior.UseRandomAttackData == false)
{
attackData = Unit.AttackDataDict[behavior.AttackDataName];
}
else
{
string attackDataName = Util.RandomFromArray<string>(behavior.AttackDataNameArray);
attackData = Unit.AttackDataDict[attackDataName];
}
//if this behavior's end condition matches, end this behavior
if((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if(CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
//Animating attack
string AttackAnimationName = attackData.AnimationName;
//If can see target, and target distance <= AttackableRange, do this:
//1. Face to target
//2. Check last attack time against attack interval
//3. if #2 pass, animating, send hit message
if (this.CanSeeCurrentTarget && CurrentTargetDistance <= attackData.AttackableRange)
{
if(attackData.LookAtTarget)
{
transform.LookAt(new Vector3(CurrentTarget.position.x, transform.position.y, CurrentTarget.position.z));
}
//If hitTriggerType is HitTriggerType.ByAnimationEvent, the function will be invoked by animation event
if(attackData.hitTriggerType == HitTriggerType.ByTime)
{
SendMessage("_Attack",attackData.Name);
}
animation.CrossFade(attackData.AnimationName);
yield return new WaitForSeconds(animation[attackData.AnimationName].length);
//If AttackInterrupt = true, means wait for a while, so execute the IdleData
if(behavior.AttackInterrupt)
{
IdleData idleData = this.Unit.IdleDataDict[behavior.IdleDataName];
float interval = Random.Range(behavior.AttackIntervalMin, behavior.AttackIntervalMax);
animation.CrossFade(idleData.AnimationName);
yield return new WaitForSeconds(interval);
animation.Stop(idleData.AnimationName);
}
else
{
yield return null;
}
continue;
}
//else if can't see target, navigating until CanSeeCurrentTarget = true & within AttackableRange
else
{
MoveData moveData = Unit.MoveDataDict[behavior.MoveDataName];
yield return StartCoroutine(NavigateToTransform(CurrentTarget,
moveData, attackData.AttackableRange, 1));
continue;
}
yield return null;
}
animation.Stop(attackData.AnimationName);
StopBehavior(behavior);
}
/// <summary>
/// Stop behave move at direction.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Stop_MoveAtDirection(AIBehavior behavior)
{
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
animation.Stop(MoveData.AnimationName);
StopCoroutine("Start_MoveAtDirection");
yield break;
}
/// <summary>
/// Start Idle.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Start_Idle(AIBehavior behavior)
{
if(PrintDebugMessage)
Debug.Log("Start behavior:" + behavior.Name + " .IdleDataName:" + behavior.IdleDataName);
IdleData _IdleData = Unit.IdleDataDict[behavior.IdleDataName];
string IdleAnimationName = _IdleData.AnimationName;
float lastScanEndConditionTime = Time.time;
while (true)
{
if (Halt)
{
animation.Stop(IdleAnimationName);
yield return null;
continue;
}
else
{
animation.CrossFade(IdleAnimationName);
//if this behavior's end condition matches, end this behavior
if((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if(CheckAlternateBehaviorCondition(behavior))
{
if(PrintDebugMessage)
{
Debug.Log("Idle behavior:" + behavior.Name + " is end.");
}
break;
}
}
//if the current target is not null and idle data mean to be keep facing at the target, face to the target.
if(CurrentTarget != null && _IdleData.KeepFacingTarget)
{
Vector3 LookAtPosition = new Vector3(CurrentTarget.position.x, transform.position.y, CurrentTarget.position.z);
if(_IdleData.SmoothRotate)
{
RotateData rotateData = Unit.RotateDataDict[_IdleData.RotateDataName];
//Calculate angle distance of forward direction and face to target direction.
Vector3 toTargetDir = CurrentTarget.position - transform.position;
Vector3 faceDir = transform.forward;
if(Vector3.Angle(toTargetDir, faceDir) >= rotateData.AngleDistanceToStartRotate)
{
Util.RotateToward(transform, LookAtPosition, true, rotateData.RotateAngularSpeed);
}
}
else
{
transform.LookAt(LookAtPosition);
}
}
yield return null;
}
}
animation.Stop(this.Unit.IdleDataDict[behavior.IdleDataName].AnimationName);
StopBehavior(behavior);
}
/// <summary>
/// Stop behave stopping move to.
/// </summary>
/// <returns></returns>
public virtual IEnumerator Stop_MoveToTransform(AIBehavior behavior)
{
StopNavigation();
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
animation.Stop(MoveData.AnimationName);
StopCoroutine("Start_MoveToTransform");
yield return null;
}
public virtual IEnumerator Start_MoveToCurrentTarget(AIBehavior behavior)
{
if(Unit.MoveDataDict.ContainsKey(behavior.MoveDataName)==false)
{
Debug.LogError("Error key:" + behavior.MoveDataName + " at frame:" + Time.frameCount);
}
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
float refreshNavigationInterval = 0.3333f;
float lastNavigationTime = 0;
float lastScanEndConditionTime = Time.time;
while (true)
{
if ((Halt) || (CurrentTarget == null))
{
yield return null;
continue;
}
//if this behavior's end condition matches, end this behavior
if((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if(CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
if((Time.time - lastNavigationTime)>=refreshNavigationInterval)
{
animation.CrossFade( MoveData.AnimationName);
StartNavigation(CurrentTarget, true, MoveData);
lastNavigationTime = Time.time;
}
// float distance = Util.DistanceOfCharacters(gameObject, CurrentTarget.gameObject);
// if (distance <= 1)
// {
// break;
// }
yield return null;
}
StopBehavior(behavior);
}
public virtual IEnumerator Stop_MoveToWaypoint(AIBehavior behavior)
{
StopCoroutine("Start_MoveToWaypoint");
behavior.selectedWaypoint = null;
yield return null;
}
public virtual IEnumerator Start_MoveToWaypoint(AIBehavior behavior)
{
MoveData MoveData = Unit.MoveDataDict[behavior.MoveDataName];
WayPoint[] wpArray = WayPoint.GetWaypoints(behavior.WaypointNames);
WayPoint wp = Util.RandomFromArray<WayPoint>(wpArray);
behavior.selectedWaypoint = wp;
StartNavigation(behavior.selectedWaypoint.transform, true, MoveData);
float lastScanEndConditionTime = Time.time;
while (true)
{
if (Halt)
{
yield return null;
continue;
}
//if this behavior's end condition matches, end this behavior
if((Time.time - lastScanEndConditionTime) >= behavior.AlterBehaviorInterval)
{
lastScanEndConditionTime = Time.time;
if(CheckAlternateBehaviorCondition(behavior))
{
break;
}
}
yield return null;
}
StopBehavior(behavior);
}
public override void StopBehavior(AIBehavior behavior)
{
}
