public static BTStatus SleepNearLeader(Animal agent)
{
var leader = GetLeader(agent);
if (leader == null || leader == agent)
{
return(BTStatus.Failure);
}
if (leader.AnimationState == AnimalAnimationState.Sleeping)
{
// sleep near alpha
if (Vector3.WrappedDistance(agent.Position, leader.Position) < agent.Species.HeadDistance * 3)
{
agent.SetState(AnimalAnimationState.LyingDown, 10f);
agent.Hunger = Math.Min(agent.Hunger, 50);
return(BTStatus.Success);
}
// TODO: avoid overlapping with other herd members, make the leader pick a spot to sleep that can accomidate the herd
var route = AIUtilities.GetRouteFacingTarget(agent.Position, leader.Position, agent.Species.WanderingSpeed, agent.Species.HeadDistance * 2);
agent.Target.SetPath(route);
agent.NextTick = agent.Target.TargetTime;
agent.AnimationState = AnimalAnimationState.Wander;
return(BTStatus.Success);
}
return(BTStatus.Failure);
}
public static BTStatus TryEatNearbyCorpses(Animal agent)
{
Animal targetCorpse = null;
if (agent.TryGetMemory <Animal>("targetCorpse", out targetCorpse) && !targetCorpse.Active)
{
targetCorpse = null;
agent.Brain.Memory.Remove("targetCorpse");
}
if (targetCorpse == null)
{
foreach (var corpse in Animal.Corpses.Shuffle())
{
if (!corpse.Active)
{
Animal.Corpses.Remove(corpse);
}
else if (Vector3.WrappedDistance(corpse.Position, agent.Position) < 40 && agent.Species.Eats(corpse.Species))
{
targetCorpse = corpse;
agent.Brain.Memory["targetCorpse"] = targetCorpse;
break;
}
}
}
if (targetCorpse != null)
{
if (agent.AnimationState == AnimalAnimationState.Eating)
{
// finished eating, go do something else
agent.Hunger = 0;
agent.Brain.Memory.Remove("targetCorpse");
return(BTStatus.Failure);
}
// eat or walk then eat
agent.AnimationState = AnimalAnimationState.Eating;
if (Vector3.WrappedDistance(targetCorpse.Position, agent.Position) < 3)
{
agent.NextTick = WorldTime.Seconds + 10f;
agent.Target.Set(targetCorpse);
return(BTStatus.Success);
}
else
{
var route = AIUtilities.GetRouteFacingTarget(agent.Position, targetCorpse.Position, agent.Species.WanderingSpeed, agent.Species.HeadDistance);
agent.Target.SetPath(route);
agent.Target.Set(targetCorpse);
agent.NextTick = agent.Target.TargetTime + 20f;
return(BTStatus.Success);
}
}
return(BTStatus.Failure);
}
