public virtual void Update()
{
switch (_state)
{
case AgentState.Planning:
{
_actions.Clear();
GetWorldState(_world);
GetGoalState(_goal);
if (Plan(_world, _goal, _actions))
{
_state = AgentState.Picking;
}
}
break;
case AgentState.Picking:
{
if (_actions.Count() > 0)
{
_current = _actions.Dequeue();
_state = AgentState.Performing;
}
else
{
_state = AgentState.Completed;
}
}
break;
case AgentState.Performing:
{
if (_current.IsDone())
{
ActionCompleted(_current);
_state = AgentState.Picking;
}
else if (!_current.Perform())
{
_state = AgentState.Picking;
}
}
break;
case AgentState.Completed:
{
_current = null;
_state = AgentState.Planning;
}
break;
case AgentState.Paused:
break;
}
}
List <GOAPAction> ActionSubset(List <GOAPAction> actions, GOAPAction removeMe)
{
var subset = new List <GOAPAction>();
foreach (GOAPAction a in actions)
{
if (!a.Equals(removeMe))
{
subset.Add(a);
}
}
return(subset);
}
// public override void GetGoalState(Dictionary<string, object> goal)
// {
// goal[GOAPAction.Effect.IS_WORKING] = true;
// goal[GOAPAction.Effect.IS_HUNGRY] = false;
// goal[GOAPAction.Effect.IS_RESTED] = true;
// goal[GOAPAction.Effect.IS_WARM] = true;
// goal[GOAPAction.Effect.IS_THIRSTY] = false;
// }
// public override void GetWorldState(Dictionary<string, object> world)
// {
// /*
// Resources
// */
// foreach(InventorySlot slot in Enum.GetValues(typeof(InventorySlot)))
// {
// world[GOAPAction.Effect.IS_HOLDING_THING + slot] = _inventory.IsHoldingThing(slot);
// world[GOAPAction.Effect.HAS_THING + slot] = _inventory.GetTypeOfThing(slot);
// }
// world[GOAPAction.Effect.HAS_EDIBLE_THING] = _inventory.IsHoldingSomethingToEat();
// /*
// Survival
// */
// world[GOAPAction.Effect.IS_THIRSTY] = _thirst < 0f;
// world[GOAPAction.Effect.IS_HUNGRY] = _hunger < 0f;
// world[GOAPAction.Effect.IS_RESTED] = _rest > 0f;
// world[GOAPAction.Effect.IS_WARM] = !_needs.IsCold();
// world[GOAPAction.Effect.IS_WORKING] = false;
// }
public override void ActionCompleted(GOAPAction action)
{
// if (action.Effects.ContainsKey("isRested") && (bool)action.Effects["isRested"])
// _needs.SetRest(0f);
// thirsty after sleeping
if (action is Sleep)
{
Needs.SetThirst(-1f);
Needs.SetHunger(-1f);
Needs.SetRest(0f);
}
if (action is DrinkFromStream)
{
Needs.SetThirst(0f);
}
if (action is EastSomething)
{
Needs.SetHunger(0f);
}
}
public abstract void ActionCompleted(GOAPAction action);
public void AddAction(GOAPAction action)
{
_available.Add(action);
}
public Node(Node parent, float runningCost, Dictionary <string, object> state, GOAPAction action)
{
this.parent = parent;
this.runningCost = runningCost;
this.state = state;
this.action = action;
}
public override void ActionCompleted(GOAPAction action)
{
}
public override abstract void ActionCompleted(GOAPAction action);