public override void Do(Entity entity)
{
moveTime++;
moveAction.Do(entity); // GotoAction checks collision with destination and hitting walls.
bool result = moveAction.IsActive;
if (moveTime == changeCount) // Change directions after a set time.
{
moveTime = 0;
double d = Utilities.Rng.NextDouble();
if (d < changeProbability)
{
// Applies goto to set direction to (x, y). Goto applies Move(). False means the entity hit a wall and needs to head to another square.
destination = Utilities.GetRandomPoint();
moveAction = new GotoAction(destination.X, destination.Y, entitySize);
}
else if (d > 0.75)
{
entity.Stop();
}
}
// The entity has hit a wall or reached the destination.
else if (!result && entity.CollisionDirection != Direction.None)
{
destination = Utilities.GetDirectionalPoint(entity.CollisionDirection, entity.Position);
moveAction = new GotoAction(destination.X, destination.Y, entitySize);
}
//entity.ApplyNeedDeltas(UtilityDeltas);
// Advertise needs deltas to entities but don't actually give them the reward. This is for a default action.
}
public override void Do(Entity entity)
{
if (!moveActionSet)
{
// Cannot set the move action in the constructor because the pickup's position might change after creating the pickup.
// The PickupAction is created when the Item is constructed to avoid creating a new object every time a pickup advertises an action.
moveAction = new GotoAction(target.Position.X, target.Position.Y, entitySize);
moveActionSet = true;
}
else
{
if (entity is Person person)
{
// Once an entity decides to pickup an item, it must pick it up if it is still available.
// This is forced to make the food gathering behavior more aggressive. I should be able to fix this with the action utilities though.
if (!person.ActionLocked)
{
person.SetActionLockState(true);
}
if (target.IsPickedUp)
{
End();
return;
}
moveAction.Do(entity);
if (!moveAction.IsActive) // If the entity has reached the item and picked it up.
{
person.Pickup(target);
entity.ApplyNeedDeltas(UtilityDeltas);
End();
}
}
else
{
End();
}
}
}
public ConsumeAction(Item pickup) : base(true)
{
this.pickup = pickup;
moveAction = new GotoAction(pickup.Position.X, pickup.Position.Y, pickup.Size);
}
public EatAction() : base(true)
{
gotoAction = new GotoAction(Entity.HomePosition.X, Entity.HomePosition.Y, entitySize);
}
public WanderAction() : base(true)
{
destination = Utilities.GetRandomPoint();
moveAction = new GotoAction(destination.X, destination.Y, entitySize);
}
public WanderAction(int x, int y) : base(true)
{
destination = new OrderedPair <int>(x, y);
moveAction = new GotoAction(destination.X, destination.Y, entitySize);
}
public DeliverFoodAction(RectangleF home) : base(true)
{
this.home = home;
moveAction = new GotoAction(home.X + home.Width / 2, home.Y + home.Height / 2, entitySize);
}