// Use this for initialization
void Start()
{
uInt = gSceneController.GetInstance() as IUserInterface;
query = gSceneController.GetInstance() as IGameStatus;
judge = gSceneController.GetInstance() as IJudgeEvent;
myFactory = DiskFactory.GetInstance();
}
/// <summary>
/// Runs a game using the Default Policy until a terminal node is reached
/// The children are then cleared and the terminal value returned
/// </summary>
/// <param name="startStatus">the game Status to simulate from</param>
/// <returns>the value from the reached terminal node</returns>
private int Simulate(IGameStatus startStatus, int depth = -1)
{
startStatus.Visited = true;
if (startStatus.IsTerminal)
{
return(startStatus.Value);
}
IGameStatus curr = startStatus;
int currDepth = 0;
while (!curr.IsTerminal)
{
curr = curr.Moves.ElementAt(random.Next(0, curr.Moves.Count()));
if (currDepth == depth)
{
break;
}
}
startStatus.Moves = null;
return(curr.Value);
}
public void AddUseruserGameStatus(IGameStatus input)
{
if (!userGameStatus.Contains(input))
{
userGameStatus.Add(input);
}
}
public GameStatusUpdateService(IGameStatus gameStatus,
IEnumerable <IPlayer> players)
{
Status = gameStatus;
Status.Players = players;
InitializePlayers();
}
protected int Minimax(IGameStatus state, bool isMax)
{
if (state.IsTerminal)
{
return(state.Value);
}
if (isMax)
{
int value = int.MinValue;
foreach (IGameStatus move in state.Moves)
{
value = Math.Max(value, Minimax(move, false));
}
return(value);
}
else
{
int value = int.MaxValue;
foreach (IGameStatus move in state.Moves)
{
value = Math.Min(value, Minimax(move, true));
}
return(value);
}
}
/// <summary>
/// The Monte Carlo Tree Search Method
/// Peforms 1 playout of: SELECTION, EXPANSION, SIMULATION, BACKPROPAGATION phases
/// </summary>
/// <param name="curr">the current node in the algorithm</param>
/// <param name="isMax">whether it is the maximizers turn or the minimizers turn</param>
/// <returns>the terminal value from the simulation phase of the playout</returns>
private int MonteCarlo(IGameStatus curr, bool isMax)
{
if (curr.IsTerminal)
{
UpdateStatus(curr, isMax, curr.Value);
return(curr.Value);
}
if (!curr.Moves.All(x => x.Visited))
{
IGameStatus child = Expand(curr);
int value = Simulate(child);
UpdateStatus(child, !isMax, value);
UpdateStatus(curr, isMax, value);
}
double[] uct = curr.Moves.Select(x => UCT(x, curr.Simulations)).ToArray();
double maxUCT = uct.Max();
var bestMoves = curr.Moves.Where((x, index) => uct[index] == maxUCT);
var pickedMove = bestMoves.ElementAt(random.Next(0, bestMoves.Count()));
int termValue = MonteCarlo(pickedMove, !isMax);
UpdateStatus(curr, isMax, termValue);
return(termValue);
}
/// <summary>
/// Returns a non-visited child from the given Status using
/// the Default Policy
/// </summary>
/// <param name="Status">the game Status to expand upon</param>
/// <returns>a non-visited child of the given Status</returns>
private IGameStatus Expand(IGameStatus status)
{
//select all children who are not visited
var unvisitedMoves = status.Moves.Where(s => !s.Visited).ToList();
//return a random unvisited child of the given state
return(unvisitedMoves[random.Next(unvisitedMoves.Count)]);
}
void Start()
{
addAction = SceneController.getInstance() as IAddAction;
gameStatusOp = SceneController.getInstance() as IGameStatus;
whichPatrol = getwhichPatrol();
runningAfter = false;
}
private void CheckGameStatus(IGameStatus gameStatus)
{
if (Players.All(x => x.CurrentThreat >= 50))
{
gameStatus.IsPlayerDefeat = true;
}
TriggerEffectsForAllCardsInPlay <ICardInPlay, IDuringCheckGameStatus>();
}
public void DuringCheckGameStatus(IGameStatus gameStatus)
{
if (gameStatus.Game.QuestArea.ActiveQuest == null || gameStatus.Game.QuestArea.ActiveQuest.Card.Id != source.Id)
{
return;
}
var ungoliantsSpawn = gameStatus.Game.VictoryDisplay.Cards.Where(x => x.Title == "Ungoliant's Spawn").FirstOrDefault() as IEnemyCard;
gameStatus.IsPlayerVictory = (ungoliantsSpawn != null);
}
/// <summary>
/// Updates the win & simulation count depending on the given arguments
/// </summary>
/// <param name="Status">the Status to update</param>
/// <param name="isMax">if the Status is owed by the maximizer or minimizer</param>
/// <param name="terminalValue">the terminal value we reached in the simulation phase</param>
private void UpdateStatus(IGameStatus status, bool isMax, int terminalValue)
{
if ((isMax && terminalValue == 1) || (!isMax && terminalValue == -1)) //win game for current player
{
status.Wins++;
}
else if (terminalValue == 0)
{
status.Wins += 0.5;
}
status.Simulations++;
}
public void DuringCheckGameStatus(IGameStatus gameStatus)
{
if (gameStatus.Game.QuestArea.ActiveQuest == null || gameStatus.Game.QuestArea.ActiveQuest.Card.Id != source.Id)
return;
var ungoliantsSpawn = gameStatus.Game.StagingArea.CardsInStagingArea.Where(x => x.Title == "Ungoliant's Spawn").FirstOrDefault() as IEnemyInPlay;
if (ungoliantsSpawn != null)
{
gameStatus.IsPlayerVictory = false;
}
else if (gameStatus.Game.QuestArea.ActiveQuest.Progress >= gameStatus.Game.QuestArea.ActiveQuest.Card.QuestPoints)
{
gameStatus.IsPlayerVictory = true;
}
}
public void DuringCheckGameStatus(IGameStatus gameStatus)
{
if (gameStatus.Game.QuestArea.ActiveQuest == null || gameStatus.Game.QuestArea.ActiveQuest.Card.Id != source.Id)
{
return;
}
var ungoliantsSpawn = gameStatus.Game.StagingArea.CardsInStagingArea.Where(x => x.Title == "Ungoliant's Spawn").FirstOrDefault() as IEnemyInPlay;
if (ungoliantsSpawn != null)
{
gameStatus.IsPlayerVictory = false;
}
else if (gameStatus.Game.QuestArea.ActiveQuest.Progress >= gameStatus.Game.QuestArea.ActiveQuest.Card.QuestPoints)
{
gameStatus.IsPlayerVictory = true;
}
}
public void PlayNetworkGame()
{
List <PlayerProxy> playerProxies = new List <PlayerProxy>();
playerProxies.Add(new TicTacToeAutomatedPlayerProxy("X"));
playerProxies.Add(new NetworkPlayerProxy("O", new Uri("http://localhost:53554/TicTacToePlayer")));
TicTacToeGame game = new TicTacToeGame(playerProxies);
while (true)
{
IGameStatus status = game.ProcessGameStep();
Debug.WriteLine(game.ToString());
Debug.WriteLine("");
if (status is GameOverStatus)
{
string winner = ((GameOverStatus)status).NameOfWinner;
if (string.IsNullOrEmpty(winner))
{
Debug.WriteLine("The game has ended in a tie.");
}
else
{
Debug.WriteLine(winner + " has won the game.");
}
break;
}
else if (status is GameInProgressStatus)
{
// Nothing to do
}
else
{
throw new Exception("IGameStatus case not handled.");
}
}
}
public void StartNewGame()
{
int fieldSize;
this.renderer.PrintMessage("Welcome to \"Battle Field game.\" Enter battle field size: n = ");
do
{
fieldSize = this.userInterface.ReadInteger();
if (fieldSize < MinFieldSize || MaxFieldSize < fieldSize)
{
Console.WriteLine("Invalid input! Please enter a number between {0} and {1}", MinFieldSize, MaxFieldSize);
}
else
{
break;
}
}while (true);
this.gameStatus = GameStatus.GetInstance(fieldSize);
this.Run();
}
public void SetUp()
{
_board = new GameBoard();
_gameStatus = new GameStatus(_board);
_gameRulesService = new GameRuleService(_gameStatus);
}
public GameRuleService(IGameStatus status)
{
_winningCordinateSets = new SquareWinningCordinateSetGenerator().GetWinningCordinateSetPermutations();
_gameStatus = status;
}
public void DuringCheckGameStatus(IGameStatus gameStatus)
{
if (gameStatus.Game.QuestArea.ActiveQuest == null || gameStatus.Game.QuestArea.ActiveQuest.Card.Id != source.Id)
return;
var ungoliantsSpawn = gameStatus.Game.VictoryDisplay.Cards.Where(x => x.Title == "Ungoliant's Spawn").FirstOrDefault() as IEnemyCard;
gameStatus.IsPlayerVictory = (ungoliantsSpawn != null);
}
private double UCT(IGameStatus child, double parentSims, double rate = 1.41421356237)
{
return((child.Simulations - child.Wins) / child.Simulations + rate * Math.Sqrt(Math.Log(parentSims) / child.Simulations));
}
