public void Execute(StateMachine machine)
{
OnExecute(machine);
StateMachine?.Execute(machine);
if (BehaviourMachine != null)
{
machine.NodeResult = BehaviourMachine.Execute(machine);
}
}
public ApproachMachine()
{
DataStorage[PlayerPosition] = new Point(10, 10);
DataStorage[GoalPosition] = new Point(0, 0);
DataStorage[Switch] = false;
var switchOffState = new State();
this[SwitchOff] = switchOffState;
switchOffState.OnExecuteEvent = (machine, state) =>
{
Debug.WriteLine($"SwitchOff");
if ((bool)machine.DataStorage[Switch])
{
machine.NextStateName = SwitchOn;
}
};
var switchOnState = new State();
this[SwitchOn] = switchOnState;
var behaviourMachine = new BehaviourMachine();
behaviourMachine.DataStorage.ReferTo(DataStorage, PlayerPosition);
behaviourMachine.DataStorage.ReferTo(DataStorage, GoalPosition);
switchOnState.OnExecuteEvent = (machine, state) =>
{
Debug.WriteLine($"SwitchOn");
behaviourMachine.Execute();
};
var moveOrTeleportSelector = new SelectorNode();
behaviourMachine.RegisterRootNode(moveOrTeleportSelector);
var moveDecorator = new DecoratorNode();
moveOrTeleportSelector.ChildNodes.Add(moveDecorator);
moveDecorator.ConditionCallback = (machine, node) =>
{
Debug.WriteLine($"move condition check");
var playerPosition = (Point)machine.DataStorage[PlayerPosition];
var goalPosition = (Point)machine.DataStorage[GoalPosition];
Debug.WriteLine($"P:{playerPosition} G:{goalPosition}");
return(!playerPosition.Equals(goalPosition));
};
var moveAction = new ActionNode();
moveDecorator.ChildNode = moveAction;
moveAction.ActionCallback = (machine, node) =>
{
Debug.WriteLine($"Move");
var playerPosition = (Point)machine.DataStorage[PlayerPosition];
var goalPosition = (Point)machine.DataStorage[GoalPosition];
var diffX = Math.Abs(playerPosition.X - goalPosition.X);
var diffY = Math.Abs(playerPosition.Y - goalPosition.Y);
if (diffX >= diffY)
{
playerPosition.X += playerPosition.X > goalPosition.X ? -1 : 1;
}
else
{
playerPosition.Y += playerPosition.Y > goalPosition.Y ? -1 : 1;
}
machine.DataStorage[PlayerPosition] = playerPosition;
return(true);
};
var teleportAction = new ActionNode();
teleportAction.DataStorage[TeleportCounter] = 10;
moveOrTeleportSelector.ChildNodes.Add(teleportAction);
teleportAction.ActionCallback = (machine, node) =>
{
Debug.WriteLine($"teleport");
var teleportCounter = (int)node.DataStorage[TeleportCounter];
teleportCounter--;
node.DataStorage[TeleportCounter] = teleportCounter;
Debug.WriteLine($"teleport counter: {teleportCounter}");
if (teleportCounter > 0)
{
return(false);
}
var playerPosition = (Point)machine.DataStorage[PlayerPosition];
playerPosition.X = new Random().Next(-10, 10);
playerPosition.Y = new Random().Next(-10, 10);
machine.DataStorage[PlayerPosition] = playerPosition;
node.DataStorage[TeleportCounter] = 10;
Debug.WriteLine($"teleport to {playerPosition}");
return(true);
};
}
public void SimpleSearcherTest()
{
const string hitpoint = "hp";
const string distanceToTower = "distance";
var machine = new BehaviourMachine();
machine.DataStorage[hitpoint] = 100;
machine.DataStorage[distanceToTower] = 10;
machine.OnExecuteEvent += (m) =>
{
var hp = (int)m.DataStorage[hitpoint];
var distance = (int)m.DataStorage[distanceToTower];
Debug.WriteLine($"HP: {hp}");
Debug.WriteLine($"Distance: {distance}");
};
var selector = new SelectorNode();
machine.RegisterRootNode(selector);
var decoratorHp = new DecoratorNode();
selector.ChildNodes.Add(decoratorHp);
decoratorHp.ConditionCallback = (m, n) => m.DataStorage.GetValue <int>(hitpoint) > 5;
var attackNearEnemy = new ActionNode();
attackNearEnemy.ActionCallback = (m, n) =>
{
Debug.WriteLine("近くの敵を攻撃");
var distance = (int)m.DataStorage[distanceToTower];
distance += 1;
m.DataStorage[distanceToTower] = distance;
var hp = (int)m.DataStorage[hitpoint];
hp -= 5;
m.DataStorage[hitpoint] = hp;
return(true);
};
decoratorHp.ChildNode = attackNearEnemy;
var sequencer = new SequencerNode();
selector.ChildNodes.Add(sequencer);
var moveToNearTower = new ActionNode();
sequencer.ChildNodes.Add(moveToNearTower);
moveToNearTower.ActionCallback = (m, n) =>
{
var distance = (int)m.DataStorage[distanceToTower];
if (distance <= 0)
{
return(true);
}
Debug.WriteLine("近くのタワーに移動");
distance--;
m.DataStorage[distanceToTower] = distance;
return(true);
};
var wait = new ActionNode();
sequencer.ChildNodes.Add(wait);
wait.ActionCallback = (m, n) =>
{
Debug.WriteLine("待機");
var distance = (int)m.DataStorage[distanceToTower];
if (distance < 5)
{
var hp = (int)m.DataStorage[hitpoint];
hp += 20;
m.DataStorage[hitpoint] = hp;
}
return(true);
};
for (var i = 0; i < 100; i++)
{
machine.Execute();
}
}