void ProcessDataContext <TEventArgs>(object viewModel, TEventArgs e,
Action <IStateful, TEventArgs> raiseEventAction)
where TEventArgs : class
{
if (viewModel == null)
{
return;
}
IStateful statePreserver = viewModel as IStateful;
if (statePreserver != null)
{
raiseEventAction(statePreserver, e);
}
var compositeViewModel = viewModel as ICompositeViewModel;
if (compositeViewModel != null)
{
/* Process children recursively. */
foreach (var childViewModel in compositeViewModel.ChildViewModels)
{
ProcessDataContext(childViewModel, e, raiseEventAction);
}
}
}
public void Init(IStateful target, GoapAction action)
{
actionData = action;
this.target = target;
startTime = 0;
isInRange = false;
isDone = false;
}
/// <summary>
/// Returns a WorldGoal that contains all the preconditions that the agent
/// must satisfy.
/// </summary>
public virtual WorldGoal GetIndependentPreconditions(IStateful agent)
{
var worldPreconditions = WorldGoal.Borrow();
if (preconditions.Count > 0)
{
worldPreconditions[agent] = preconditions;
}
return(worldPreconditions);
}
/// <summary>
/// Returns a WorldGoal that contains all the preconditions that the target
/// of the action must satisfy.
/// </summary>
public virtual WorldGoal GetDependentPreconditions(IStateful agent, IStateful target)
{
var worldPreconditions = WorldGoal.Borrow();
if (targetPreconditions.Count > 0)
{
worldPreconditions[target] = targetPreconditions;
}
return(worldPreconditions);
}
public virtual WorldEffects GetEffectsOnAgent(IStateful agent)
{
var worldEffects = new WorldEffects();
if (effects.Count > 0)
{
worldEffects[agent] = effects;
}
return(worldEffects);
}
public AnimatorStateController(IStateful pStateful, StatefulObjectData pData) : base(pStateful, pData)
{
_animator = _stateful.GetAnimationObject().GetComponent <Animator>();
if (!_animator)
{
_animator = _stateful.GetAnimationObject().AddComponent <Animator>();
}
_resourceManager = ResourceManager.GetInstance();
_resourceManager.Load("Animation/" + _statefulObjectData.CurrentAnimatorInfo.Path, typeof(RuntimeAnimatorController), OnLoadAnimatorComplete);
LoadAnimation();
}
public static WithContext Borrow(GoapAction action, GoapAgent agent, IStateful target)
{
var actionWithContext = pool.Borrow();
actionWithContext.actionData = action;
actionWithContext.agent = agent;
actionWithContext.target = target;
actionWithContext.startTime = 0;
actionWithContext.isInRange = false;
actionWithContext.isDone = false;
return(actionWithContext);
}
protected virtual bool CanDoNow(GoapAgent agent, IStateful target)
{
var worldState = WorldState.pool.Borrow();
worldState.Clear();
worldState[agent] = agent.GetState();
worldState[target] = target.GetState();
var conditions = GetDependentPreconditions(agent, target);
bool result = GoapPlanner.DoConditionsApplyToWorld(conditions, worldState);
WorldState.pool.Return(worldState);
return(result);
}
/// <summary>
/// Gets the closest target.
/// </summary>
/// <returns>The closest target.</returns>
/// <param name="currentPosition">Current position.</param>
/// <param name="agent">Agent.</param>
public float CalculateCost(Vector2 currentPosition, IStateful target)
{
var obj = target as Component;
DebugUtils.Log("#### current position: " + currentPosition.ToString());
DebugUtils.Log("$$$$ target position: " + (string)obj.transform.position.ToString());
var travelVector = (Vector2)obj.transform.position - currentPosition;
float travelCost = travelVector.sqrMagnitude;
DebugUtils.Log("sqrMagnitude: " + travelVector);
float result = cost + travelCost;
return(result);
}
/// <summary>
/// Returns the effects that should be applied to the agent and the target
/// of the action.
/// </summary>
public virtual WorldEffects GetDependentEffects(IStateful agent, IStateful target)
{
var worldEffects = WorldEffects.Borrow();
if (effects.Count > 0)
{
worldEffects[agent] = effects;
}
if (targetEffects.Count > 0)
{
worldEffects[target] = targetEffects;
}
return(worldEffects);
}
/// <summary>
/// Search the area in a given radius from our location
/// </summary>
public bool LookAround()
{
bool foundNew = false;
Collider[] hitColliders = Physics.OverlapSphere(transform.position, visionRadius);
foreach (Collider collider in hitColliders)
{
// Ignore objects we've seen before
if (foundColliders.Contains(collider))
{
continue;
}
// Check if object is reachable
NavMeshPath path = new NavMeshPath();
navAgent.CalculatePath(collider.transform.position, path);
if (path.status == NavMeshPathStatus.PathComplete)
{
// Ignore this object in future searches
foundColliders.Add(collider);
IStateful pointOfInterest = collider.GetComponent <IStateful>();
if (pointOfInterest != null)
{
pointsOfInterest.Add(pointOfInterest);
foundNew = true;
}
}
}
// Call the danger sensor in case we saw something scary
if (foundNew && dangerSensor != null)
{
dangerSensor.CheckThreats();
}
#if DEBUG_PLAN
sightAreas.Clear();
foreach (IStateful poi in pointsOfInterest)
{
Component poiComp = poi as Component;
sightAreas.Add(poiComp.name);
}
#endif
return(foundNew);
}
protected virtual bool CanDoNow(GoapAgent agent, IStateful target)
{
var worldState = WorldState.Borrow();
worldState[agent] = agent.GetState();
worldState[target] = target.GetState();
// Since the action is a part of the plan, its preconditions on the agent
// should apply.
var doesApply = worldState.IsGoalState(GetIndependentPreconditions(agent));
// NOTE: If the agent's state is volatile and can change outside of the
// agent's plan, comment out this assertion.
DebugUtils.AssertWarning(
doesApply,
"WARNING: Possible bug in definition of " + name
+ ". The agent " + agent.name + " planned to do it but now its state does not allow it");
// Need to check that the target's state still apply to the preconditions
// defined by the action.
doesApply = doesApply && worldState.IsGoalState(GetDependentPreconditions(agent, target));
worldState.ReturnSelf();
return(doesApply);
}
/// <summary>
/// Determine whether a user can execute a <see cref="StatePath"/>
/// over a stateful instance.
/// </summary>
/// <typeparam name="ST">The type of state transitions, derived from <see cref="StateTransition{U}"/>.</typeparam>
/// <param name="user">The user.</param>
/// <param name="stateful">The stateful instance.</param>
/// <param name="statePath">The state path to execute.</param>
public bool CanUserExecuteStatePath <ST>(U user, IStateful <U, ST> stateful, StatePath statePath)
where ST : StateTransition <U>
{
if (user == null)
{
throw new ArgumentNullException(nameof(user));
}
if (stateful == null)
{
throw new ArgumentNullException(nameof(stateful));
}
if (statePath == null)
{
throw new ArgumentNullException(nameof(statePath));
}
if (!CanUserReadEntity(user, stateful) || !CanUserWriteEntity(user, stateful))
{
return(false);
}
var rolesAccessRight = GetRolesAccessRight(user);
if (rolesAccessRight.SupportsStatePath(statePath))
{
return(true);
}
if (stateful is ISegregatedEntity segregatedStateful)
{
AccessRight dispositionsAccessRight = GetDispositionsAccessRight(user, segregatedStateful);
return(dispositionsAccessRight.SupportsStatePath(statePath));
}
return(false);
}
public void Register(IStateful stateful)
{
this.statefulRefs.Add(new WeakReference <IStateful>(stateful));
}
public void Init(Node parent, float runningCost, WorldGoal goal, GoapAction action, IStateful target)
{
this.parent = parent;
this.runningCost = runningCost;
this.goal = goal;
this.action.Init(target, action);
}
protected StateControllerBase(IStateful pStateful, StatefulObjectData pStatefulObjectData)
{
_stateful = pStateful;
_statefulObjectData = pStatefulObjectData;
}
/// <summary>
/// A* forward search for a plan that satisfies the given goal.
/// </summary>
/// <returns>Returns null if a plan could not be found, or a list of the
/// actions that must be performed, in order.</returns>
public static Queue <GoapAction.WithContext> Plan(
GoapAgent agent,
List <GoapAction> availableActions,
WorldGoal goal)
{
var exploredNodes = new Dictionary <WorldState, Node> (WorldStateComparer.instance);
var closedSet = new HashSet <WorldState> (WorldStateComparer.instance);
var openSet = new FastPriorityQueue <Node> (MAX_FRINGE_NODES);
var currentNode = Node.pool.Borrow();
currentNode.Init(null, 0f, goal, null, null);
// currentNode.position = Vector2.zero;
currentNode.position = (agent as Component).transform.position;
openSet.Enqueue(currentNode, 0f);
int iterations = 0;
while (openSet.Count > 0 && iterations < MAX_FRINGE_NODES - 10)
{
iterations++;
currentNode = openSet.Dequeue();
//TODO: delete print
//Debug.Log ("current world goal: " + GoapAgent.PrettyPrint(currentNode.goal));
if (DoConditionsApply(currentNode.goal[agent], agent.GetState()))
{
DebugUtils.Log("Selected plan with cost: " + currentNode.Score);
var plan = UnwrapPlan(currentNode);
//DebugUtils.Log("the plan: " + GoapAgent.PrettyPrint(plan));
// Return all nodes.
Node.pool.ReturnAll();
// Check for leaks in the pools:
//DebugUtils.LogError("Nodes: " + Node.pool.Count);
//DebugUtils.LogError("WithContext: " + GoapAction.WithContext.pool.Count);
//DebugUtils.LogError("WorldState: " + WorldState.pool.Count);
return(plan);
}
foreach (GoapAction action in availableActions)
{
//TODO: delete print
//Debug.Log("considering " + action.name);
WorldGoal possibleChildGoal = action.reverseApplyToWorldGoal(currentNode.goal);
//Debug.Log ("new goal will be: " + GoapAgent.PrettyPrint(possibleChildGoal));
if (agent.GetState().isGoalCloser(currentNode.goal, possibleChildGoal))
{
List <IStateful> targets = action.GetAllTargets(agent);
// No targets, move to next action
if (targets.Count == 0)
{
continue;
}
float minCost = 99999f;
float tempCost = 0f;
IStateful closestTarget = null;
Vector2 newPosition = currentNode.position;
foreach (var target in targets)
{
//DebugUtils.Log ("targets...");
//TODO: check target preconds, make sure this works
if (goal.ContainsKey(target))
{
if (!DoConditionsApply(goal [target], target.GetPerceivedState()))
{
continue;
}
}
if (action.RequiresInRange())
{
tempCost = action.CalculateCost(currentNode.position, target);
if (tempCost < minCost)
{
minCost = tempCost;
closestTarget = target;
newPosition = (target as Component).transform.position;
DebugUtils.Log("minCost: " + minCost);
DebugUtils.Log("closestTarget: " + closestTarget);
}
//DebugUtils.Log ("calculating tempCost");
}
else
{
closestTarget = target;
tempCost = 9999;
DebugUtils.Log("+++ closestTarget: " + closestTarget);
break;
}
}
float cost = currentNode.runningCost + action.workDuration + tempCost;
Node newChiledNode = Node.pool.Borrow();
DebugUtils.Log("*** closestTarget: " + closestTarget);
newChiledNode.Init(currentNode, cost, possibleChildGoal, action, closestTarget);
newChiledNode.position = newPosition;
openSet.Enqueue(newChiledNode, newChiledNode.runningCost);
}
//TODO: delete 'else' scope
else
{
//DebugUtils.Log (action.name + " doesnt improve goal");
}
}
}
//TODO: return plan failed #yoel
return(null);
}