Exemplo n.º 1
0
 /**
  * Monte-Carlo simulation for playout.
  *
  * @param node Node to start at
  * @param timeout Time limit
  * @return Scores for all players
  */
 private int[] playout(Node node, long timeout) {
   if (node instanceof TerminalNode) {
     return ((TerminalNode) node).goal;
   }
   MachineState state = ((NonTerminalNode) node).state;
   while (System.currentTimeMillis() < timeout) {
     if (theMachine.isTerminal(state)) {
       List<Integer> s;
       try {
         s = theMachine.getGoals(state);
       } catch (GoalDefinitionException e) {
         System.err.println("Could not compute goal values.");
         return null;
       }
       int[] scores = new int[s.size()];
       for (int i = 0; i < scores.length; i++) {
         scores[i] = s.get(i);
       }
       return scores;
     }
     try {
       state = theMachine.getNextState(state, theMachine.getRandomJointMove(state));
     } catch (TransitionDefinitionException e) {
       System.err.println("Could not perform state update.");
       return null;
     } catch (MoveDefinitionException e) {
       System.err.println("Could not compute legal moves.");
       return null;
     }
   }
   return null;
 }
Exemplo n.º 2
0
  @Override
  public void run() {
    try {
      if (match.getAnalysisClock() >= 0) {
        sendAnalyzeRequests();
      }

      notifyObservers(new ServerNewMatchEvent(stateMachine.getRoles(), currentState));
      notifyObservers(new ServerTimeEvent(match.getStartClock() * 1000));
      sendStartRequests();
      appendErrorsToMatchDescription();

      while (!stateMachine.isTerminal(currentState)) {
        publishWhenNecessary();
        saveWhenNecessary();
        notifyObservers(new ServerNewGameStateEvent(currentState));
        notifyObservers(new ServerTimeEvent(match.getPlayClock() * 1000));
        notifyObservers(new ServerMatchUpdatedEvent(match, spectatorServerKey, saveToFilename));
        previousMoves = sendPlayRequests();

        notifyObservers(new ServerNewMovesEvent(previousMoves));
        currentState = stateMachine.getNextState(currentState, previousMoves);

        match.appendMoves2(previousMoves);
        match.appendState(currentState.getContents());
        appendErrorsToMatchDescription();
      }
      match.markCompleted(stateMachine.getGoals(currentState));
      publishWhenNecessary();
      saveWhenNecessary();
      notifyObservers(new ServerNewGameStateEvent(currentState));
      notifyObservers(new ServerCompletedMatchEvent(getGoals()));
      notifyObservers(new ServerMatchUpdatedEvent(match, spectatorServerKey, saveToFilename));
      sendStopRequests(previousMoves);
    } catch (InterruptedException ie) {
      if (match.isAborted()) {
        return;
      } else {
        ie.printStackTrace();
      }
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
Exemplo n.º 3
0
  @Override
  public void stateMachineMetaGame(long timeout)
      throws TransitionDefinitionException, MoveDefinitionException, GoalDefinitionException {
    System.out.println("Metagame. Preparing to test the state machine");

    StateMachine stateMachine = getStateMachine();
    ProverStateMachine psm = (ProverStateMachine) stateMachine;
    List gdlDescription = psm.gdlDescription;

    // The only line you have to adapt in this file
    StateMachine stateMachineX = new CachedStateMachine(new PropNetStateMachine());

    stateMachineX.initialize(gdlDescription);

    MachineState rootState = stateMachine.getInitialState();
    MachineState rootStateX = stateMachineX.getInitialState();
    if (!compare(rootState, rootStateX)) {
      System.out.println("Initial states are different");
      System.out.println(rootState);
      System.out.println(rootStateX);
      return;
    }

    long finishBy = timeout - 1000;

    int nbExpansion = 0;
    boolean abort = false;

    while (System.currentTimeMillis() < finishBy && !abort) {
      MachineState state = rootState;

      while (true) {
        boolean isTerminal = stateMachine.isTerminal(state);
        boolean isTerminalX = stateMachineX.isTerminal(state);
        if (!compare(isTerminal, isTerminalX)) {
          System.out.println("DISCREPANCY between isTerminal values");
          System.out.println("State : " + state);
          abort = true;
          break;
        }

        if (isTerminal) {
          List goal = stateMachine.getGoals(state);
          List goalX = stateMachineX.getGoals(state);
          if (!compare(goal, goalX)) {
            System.out.println("DISCREPANCY between goal values");
            System.out.println(goal);
            System.out.println(goalX);
            abort = true;
            break;
          }
          break;
        }

        for (Role role : stateMachine.getRoles()) {
          List moves = stateMachine.getLegalMoves(state, role);
          List movesX = stateMachineX.getLegalMoves(state, role);
          if (!compare(moves, movesX, role)) {
            System.out.println("DISCREPANCY between legal moves for role " + role);
            System.out.println(moves);
            System.out.println(movesX);
            abort = true;
            break;
          }
        }

        List jointMove = stateMachine.getRandomJointMove(state);

        MachineState nextState = stateMachine.getNextState(state, jointMove);
        MachineState nextStateX = stateMachineX.getNextState(state, jointMove);
        if (!compare(nextState, nextStateX)) {
          System.out.println("DISCREPANCY between next states");
          System.out.println("Previous state : " + state);
          System.out.println("Joint move : " + jointMove);
          System.out.println("New state : " + nextState);
          System.out.println("New stateX : " + nextStateX);

          abort = true;
          break;
        }

        state = nextState;
        nbExpansion++;
      }
    }

    System.out.println("Metagaming finished");
    System.out.println("Nb expansion : " + nbExpansion);
  }