private void Awake()
{
enemyHealth = GetComponent <EnemyHealth>();
enemyAttacks = GetComponent <EnemyAttacks>();
anim = GetComponent <Animator>();
isFearead = false;
canMove = true;
targetFound = false;
following = false;
DecisionTreeDecision playersInThreatRangeDecision = new DecisionTreeDecision(PlayersInThreatRange);
DecisionTreeAction targetMoreThreatening = new DecisionTreeAction(TargetMoreThreatening);
DecisionTreeAction targetMoreNear = new DecisionTreeAction(TargetMoreNear);
playersInThreatRangeDecision.AddLink(true, targetMoreThreatening);
playersInThreatRangeDecision.AddLink(false, targetMoreNear);
chasingDT = new DecisionTree(playersInThreatRangeDecision);
BehaviourTreeCondition abilityAvaible = new BehaviourTreeCondition(AbilityAvaible);
BehaviourTreeAction useAbility = new BehaviourTreeAction(UseAbility);
BehaviourTreeAction useBasicAttack = new BehaviourTreeAction(UseBasicAttack);
BehaviourTreeSequence abilitySequence = new BehaviourTreeSequence(new BehaviourTreeTask[] { abilityAvaible, useAbility });
BehaviourTreeDecoratorUntilFail abilityDecorator = new BehaviourTreeDecoratorUntilFail(abilitySequence);
BehaviourTreeDecoratorUntilFail basicAttackDecorator = new BehaviourTreeDecoratorUntilFail(useBasicAttack);
BehaviourTreeSequence attackSequence = new BehaviourTreeSequence(new BehaviourTreeTask[] { abilityDecorator, basicAttackDecorator });
BehaviourTreeDecoratorUntilFail attackSequenceDecorator = new BehaviourTreeDecoratorUntilFail(attackSequence);
attackingBT = new BehaviourTree(attackSequenceDecorator);
}
public object Walk()
{
DecisionTreeAction result = root.Walk();
if (result != null)
{
return(result.Action());
}
return(null);
}
/// <summary>
/// Constructor for Decision Tree
/// </summary>
/// <param name="agent"></param>
/// <param name="inventory"></param>
/// <param name="actions"></param>
/// <param name="data"></param>
/// <param name="sensing"></param>
/// <param name="debugging"></param>
public DecisionTreeRoot(DecisionTreeBlackboard blackboard, bool debugging = false)
{
blackboard.m_debugMode = debugging;
// setting variables that can be retrieved via properties
Condition testCondition = new Condition(DecisionTreeConditionList.TestCondition);
Action testAction = new Action(DecisionTreeActionList.TestAction);
DecisionTreeAction testDTAction = new DecisionTreeAction("Test Action", blackboard, testAction);
DecisionTreeCondition testDTCondtition = new DecisionTreeCondition("Test Condition", blackboard, testCondition, testDTAction, testDTAction);
m_decisionTreeRoot = testDTCondtition;
//setting all the condition
//Condition flagInSight = new Condition(DecisionTreeConditionList.IsFlagInSight);
//Condition isEnemyInSight = new Condition(DecisionTreeConditionList.IsEnemyInSight);
//Condition hasPowerUp = new Condition(DecisionTreeConditionList.HasPowerUp);
//Condition isItemInView = new Condition(DecisionTreeConditionList.HasCollectableInSight);
//Condition hasFlagInInventory = new Condition(DecisionTreeConditionList.HasFlagInInventory);
//Condition isFriendlyTooClose = new Condition(DecisionTreeConditionList.IsFriendlyTooClose);
//Condition hasHalfHPandHealthKit = new Condition(DecisionTreeConditionList.IsHalfHPWithHealthKit);
//Condition isEnemyNearFriendlyFlagAndBase = new Condition(DecisionTreeConditionList.IsEnemyCloseToFriendlyFlagAndBase);
////setting up all actions
//Action moveRand = new Action(DecisionTreeActionList.MoveToRandomLocation);
//Action attackEnem = new Action(DecisionTreeActionList.AttackEnemyInSight);
//Action collectFlag = new Action(DecisionTreeActionList.CollectFlagInSight);
//Action collectItem = new Action(DecisionTreeActionList.CollectItemInSight);
//Action usePowerUp = new Action(DecisionTreeActionList.UsePowerUp);
//Action returnFlagToBase = new Action(DecisionTreeActionList.ReturnFlagToBase);
//Action avoidFriendly = new Action(DecisionTreeActionList.AvoidFriendly);
//Action useHealthkit = new Action(DecisionTreeActionList.UseHealthKit);
//Action interceptEnemy = new Action(DecisionTreeActionList.InterceptEnemy);
//// Creating the decision tree leaf nodes aka Actions
//DecisionTreeAction moveRandomlyDTAction = new DecisionTreeAction("Random", this, moveRand);
//DecisionTreeAction attackEnemyDTAction = new DecisionTreeAction("Random", this, attackEnem);
//DecisionTreeAction collectFlagDTAction = new DecisionTreeAction("Collecting Flag", this, collectFlag);
//DecisionTreeAction collectItemDTAction = new DecisionTreeAction("Collectin Item", this, collectItem);
//DecisionTreeAction usePowerUpDTAction = new DecisionTreeAction("Using Power Up", this, usePowerUp);
//DecisionTreeAction returnFlagToBaseDTAction = new DecisionTreeAction("Return to Base", this, returnFlagToBase);
//DecisionTreeAction avoidFriendlyDTAction = new DecisionTreeAction("Avoid Friendly", this, avoidFriendly);
//DecisionTreeAction useHealthKitDTAction = new DecisionTreeAction("Use Health kit at low HP", this, useHealthkit);
//DecisionTreeAction interceptEnemyDTAction = new DecisionTreeAction("Intercepting Enemy", this, interceptEnemy);
//// Creating the decision tree nodes.
////Note that the order is important as you have to add the child nodes before the node exists.
////this way the decision tree is build up from its deepest level to its highest
//DecisionTreeCondition isFriendlyTooCloseDTCondition = new DecisionTreeCondition("Is Friendly too close", this, isFriendlyTooClose, moveRandomlyDTAction, avoidFriendlyDTAction);
//DecisionTreeCondition powerUpInInventoryDTCondition = new DecisionTreeCondition("Power Up In Inventory", this, hasPowerUp, attackEnemyDTAction, usePowerUpDTAction);
//DecisionTreeCondition collectableInViewDTCondition = new DecisionTreeCondition("CollectableInViewDTCondition", this, isItemInView, isFriendlyTooCloseDTCondition, collectItemDTAction);
//DecisionTreeCondition enemyNearFlagAndBaseDTCondition = new DecisionTreeCondition("Checking if Enemy is near Friendly Flag", this, isEnemyNearFriendlyFlagAndBase, powerUpInInventoryDTCondition, interceptEnemyDTAction);
//DecisionTreeCondition enemyInSightDTCondition = new DecisionTreeCondition("Enemy In Sight", this, isEnemyInSight, collectableInViewDTCondition, enemyNearFlagAndBaseDTCondition);
//DecisionTreeCondition hasFlagInSightDTCondition = new DecisionTreeCondition("Check For Enemy Flag", this, flagInSight, enemyInSightDTCondition, collectFlagDTAction);
//DecisionTreeCondition hasFlagInInventoryDTCondition = new DecisionTreeCondition("Has Flag In Inventory", this, hasFlagInInventory, hasFlagInSightDTCondition, returnFlagToBaseDTAction);
//DecisionTreeCondition hasLowHPandHealthKitDTCondition = new DecisionTreeCondition("Check Health and search Inventory for Health Kit", this, hasHalfHPandHealthKit, hasFlagInInventoryDTCondition, useHealthKitDTAction);
////Set a starting point for the decision tree
//m_decisionTreeRoot = hasLowHPandHealthKitDTCondition;
}
