protected virtual StateActionsCollection getActions(TravelSearchState state)
{
//basic :only pickup water and drive
TravelWorld world = state.ToWorld();
StateActionsCollection res = new StateActionsCollection();
if (CanPickupWaterNow(ref state, world))
{
if (!_actionsMap.ContainsKey(PickupWater))
{
ActionType action = pickupWater;
StateActionType stateAction = PickupWater;
_actionsMap.Add(stateAction, action);
}
res.Add(PickupWater);
}
var actions = getDriveActions(state, world);
foreach (var action in actions)
{
var stateAction = ConvertToStateAction(action);
_actionsMap.Add(stateAction, action);
res.Add(stateAction);
}
return(res);
}
public override ActionType GetNextAction(TravelWorld world)
{
var actions = getActions(world);
if (actions == null || actions.Count() == 0)
{
return(noOpertion);
}
//there is not point to evealute the huristic function
if (actions.Count() == 1)
{
return(_actionsMap[actions.First()]);
}
var searchState = ToSearchState(world);
double min = double.MaxValue;
StateActionType chosenAction = null;
foreach (var action in actions)
{
var cost = _heuristic(action(searchState).State);
if (cost < min)
{
min = cost;
chosenAction = action;
}
}
return(_actionsMap[chosenAction]);
}
private void InitActions(Entity owner, List <StateAction> actions, StateActionType type)
{
int count = actions.Count;
for (int i = 0; i < count; i++)
{
BaseStateAction newAction = actions[i].CreateActionClass(owner);
PopualteActions(newAction, type);
}
}
public virtual StateActionsCollection getActions(TravelGameState state)
{
//TODO:edit
//only pickup water and drive
TravelWorld world = state.ToWorld();
StateActionsCollection res = new StateActionsCollection();
if (CanPickupWaterNow(state, world))
{
if (!_actionsMap.ContainsKey(PickupWater))
{
ActionType action = pickupWater;
StateActionType stateAction = PickupWater;
_actionsMap.Add(stateAction, action);
}
res.Add(PickupWater);
}
var actions = getDriveActions(state, world);
foreach (var action in actions)
{
var stateAction = ConvertToStateAction(action);
_actionsMap.Add(stateAction, action);
res.Add(stateAction);
}
actions = getFireActions(state, world);
foreach (var action in actions)
{
var stateAction = ConvertToStateAction(action);
_actionsMap.Add(stateAction, action);
res.Add(stateAction);
}
//last because is last prefable
if (!_actionsMap.ContainsKey(noOperation))
{
ActionType action = noOpertion;
StateActionType stateAction = noOperation;
_actionsMap.Add(stateAction, action);
}
res.Add(noOperation);
return(res);
}
private void PopualteActions(BaseStateAction action, StateActionType type)
{
switch (type)
{
case StateActionType.Enter:
_OnEnterActions.Add(action);
break;
case StateActionType.Exit:
_OnExitActions.Add(action);
break;
case StateActionType.Update:
_OnUpdateActions.Add(action);
break;
case StateActionType.Fixed:
_OnFixedUpdateActions.Add(action);
break;
}
}
protected StateActionType ConvertToStateAction(ActionType action)
{
var stateAction = new StateActionType(state1 => rollBackAction(state1, action));
return(stateAction);
}