public Simulation(Environment wumpusEnvironment, int maxSteps, boolean nonDeterministic) {
// start the simulator
simulationRunning = true;
// outputWriter = outWriter;
transferPercept = new TransferPercept(wumpusEnvironment);
environment = wumpusEnvironment;
agent = new Agent(environment, transferPercept, nonDeterministic);
environment.placeAgent(agent);
environment.printEnvironment();
printCurrentPerceptSequence();
StateSeq.add(lastAction);
try {
System.out.println("Current score: " + currScore);
// outputWriter.write("Current score: " + currScore + "\n");
while (simulationRunning == true && stepCounter < maxSteps) {
System.out.println("Last action: " + Action.printAction(lastAction));
// outputWriter.write("Last action: " + Action.printAction(lastAction) + "\n");
System.out.println("Time step: " + stepCounter);
// outputWriter.write("Time step: " + stepCounter + "\n");
int action = agent.chooseAction();
handleAction(action);
StateSeq.add(action);
wumpusEnvironment.placeAgent(agent);
environment.printEnvironment();
printCurrentPerceptSequence();
System.out.println("Current score: " + currScore);
// outputWriter.write("Current score: " + currScore + "\n");
// Scanner in = new Scanner(System.in);
// in.next();
stepCounter += 1;
if (stepCounter == maxSteps || simulationRunning == false) {
System.out.println("Last action: " + Action.printAction(lastAction));
// outputWriter.write("Last action: " + Action.printAction(lastAction) + "\n");
System.out.println("Time step: " + stepCounter);
// outputWriter.write("Time step: " + stepCounter + "\n");
lastAction = Action.END_TRIAL;
StateSeq.add(lastAction);
}
if (agent.getHasGold() == true) {
System.out.println("\n" + agent.getName() + " found the GOLD!!");
// outputWriter.write("\n" + agent.getName() + " found the GOLD!!\n");
}
if (agent.getIsDead() == true) {
System.out.println("\n" + agent.getName() + " is DEAD!!");
// outputWriter.write("\n" + agent.getName() + " is DEAD!!\n");
}
}
} catch (Exception e) {
System.out.println("An exception was thrown: " + e);
e.printStackTrace();
}
printEndWorld();
}
public void handleAction(int action) {
try {
if (action == Action.GO_FORWARD) {
if (environment.getBump() == true) environment.setBump(false);
agent.goForward();
environment.placeAgent(agent);
if (environment.checkDeath() == true) {
currScore += deathCost;
simulationRunning = false;
agent.setIsDead(true);
} else {
currScore += actionCost;
}
if (environment.getScream() == true) environment.setScream(false);
lastAction = Action.GO_FORWARD;
} else if (action == Action.TURN_RIGHT) {
currScore += actionCost;
agent.turnRight();
environment.placeAgent(agent);
if (environment.getBump() == true) environment.setBump(false);
if (environment.getScream() == true) environment.setScream(false);
lastAction = Action.TURN_RIGHT;
} else if (action == Action.TURN_LEFT) {
currScore += actionCost;
agent.turnLeft();
environment.placeAgent(agent);
if (environment.getBump() == true) environment.setBump(false);
if (environment.getScream() == true) environment.setScream(false);
lastAction = Action.TURN_LEFT;
} else if (action == Action.GRAB) {
if (environment.grabGold() == true) {
currScore += goldCost;
simulationRunning = false;
agent.setHasGold(true);
} else currScore += actionCost;
environment.placeAgent(agent);
if (environment.getBump() == true) environment.setBump(false);
if (environment.getScream() == true) environment.setScream(false);
lastAction = Action.GRAB;
} else if (action == Action.SHOOT) {
if (agent.shootArrow() == true) {
if (environment.shootArrow() == true) environment.setScream(true);
currScore += shootCost;
} else {
if (environment.getScream() == true) environment.setScream(false);
currScore += actionCost;
}
environment.placeAgent(agent);
if (environment.getBump() == true) environment.setBump(false);
lastAction = Action.SHOOT;
} else if (action == Action.NO_OP) {
environment.placeAgent(agent);
if (environment.getBump() == true) environment.setBump(false);
if (environment.getScream() == true) environment.setScream(false);
lastAction = Action.NO_OP;
}
} catch (Exception e) {
System.out.println("An exception was thrown: " + e);
}
}