private N_CompositionNode RandomComp()
{
N_CompositionNode randomComp;
int randomComposition = UnityEngine.Random.Range(0, 3);
switch (randomComposition)
{
case 0:
randomComp = new N_Selection();
break;
case 1:
randomComp = new N_Sequence();
break;
case 2:
randomComp = new N_ProbabilitySelector();
break;
default:
randomComp = null;
Debug.LogError("No comp was chosen for generation of BT.");
break;
}
return(randomComp);
}
// Returns success if health is above threshold or if no hp was found.
// Returns running if in progress of going to hp.
public static Node Tree_GetHealthpackIfLow(N_AgentNode.AgentType agent, int threshold)
{
N_Selection hpTree = new N_Selection();
N_DecFlip flipHealthCheck = new N_DecFlip(new N_HealthThreshold(agent, threshold));
N_DecFlip flipGetHp = new N_DecFlip(new N_GotoHealthpack(agent));
hpTree.AddLast(flipHealthCheck);
hpTree.AddLast(flipGetHp);
hpTree.IsSubtree = true;
return(hpTree);
}
// Sequence for moving by patroling or kiting.
// If an enemy is spotted, there's a probability of the agent either patroling.
// or kiting. If no enemy, always patrol.
// Returns success if path found and started.
// Returns running if in process of walking towards destination.
public static Node Tree_PatrolOrKite(N_AgentNode.AgentType agent)
{
N_ProbabilitySelector kiteOrPatrol = new N_ProbabilitySelector();
kiteOrPatrol.AddLast(new N_Kite(agent));
kiteOrPatrol.AddLast(new N_Patrol(agent));
//N_DecSuccess kiteOrPatrolSuccess = new N_DecSuccess(kiteOrPatrol);
N_Sequence enemyThenKiteOrPatrol = new N_Sequence();
enemyThenKiteOrPatrol.AddLast(new N_IsEnemyVisible(agent));
enemyThenKiteOrPatrol.AddLast(kiteOrPatrol);
//N_DecSuccess patrolSuccess = new N_DecSuccess(new N_Patrol(agent));
N_Selection enemyOrPatrol = new N_Selection();
enemyOrPatrol.AddLast(enemyThenKiteOrPatrol);
enemyOrPatrol.AddLast(new N_Patrol(agent));
enemyOrPatrol.IsSubtree = true;
return(enemyOrPatrol);
}
