Ejemplo n.º 1
0
    public static void Main(string[] args)
    {
        MissionSpec my_mission = new MissionSpec();

        my_mission.timeLimitInSeconds(10);
        my_mission.drawBlock(19, 0, 19, "redstone_block");
        my_mission.createDefaultTerrain();
        my_mission.setTimeOfDay(6000, false);
        my_mission.drawCuboid(50, 0, 50, 100, 10, 100, "redstone_block");
        my_mission.drawItem(3, 0, 2, "diamond_pickaxe");
        my_mission.drawSphere(50, 10, 50, 10, "ice");
        my_mission.drawLine(50, 20, 50, 100, 20, 100, "redstone_block");
        my_mission.startAt(2.5f, 0.0f, 2.5f);
        my_mission.endAt(19.5f, 0.0f, 19.5f, 1.0f);
        my_mission.requestVideo(320, 240);
        my_mission.setModeToCreative();
        my_mission.rewardForReachingPosition(19.5f, 0.0f, 19.5f, 100.0f, 1.1f);
        my_mission.observeRecentCommands();
        my_mission.observeHotBar();
        my_mission.observeFullInventory();
        my_mission.observeGrid(-2, 0, -2, 2, 1, 2, "Cells");
        my_mission.observeDistance(19.5f, 0.0f, 19.5f, "Goal");
        my_mission.allowAllDiscreteMovementCommands();

        // check that the XML we produce validates
        bool   pretty_print = false;
        string xml          = my_mission.getAsXML(pretty_print);

        try
        {
            bool        validate    = true;
            MissionSpec my_mission2 = new MissionSpec(xml, validate);

            // check that we get the same XML if we go round again
            string xml2 = my_mission2.getAsXML(pretty_print);
            if (xml2 != xml)
            {
                Console.WriteLine("Mismatch between first generation XML and the second.");
                Environment.Exit(1);
            }
        }
        catch (Exception e)
        {
            Console.WriteLine("Error validating the XML we generated: {0}", e);
            Environment.Exit(1);
        }
    }
Ejemplo n.º 2
0
    public static void Main(string[] args)
    {
        MissionSpec my_mission = new MissionSpec();
        my_mission.timeLimitInSeconds( 10 );
        my_mission.drawBlock( 19, 0, 19, "redstone_block" );
        my_mission.createDefaultTerrain();
        my_mission.setTimeOfDay(6000,false);
        my_mission.drawCuboid(50,0,50,100,10,100,"redstone_block");
        my_mission.drawItem(3,0,2,"diamond_pickaxe");
        my_mission.drawSphere(50,10,50,10,"ice");
        my_mission.drawLine(50,20,50,100,20,100,"redstone_block");
        my_mission.startAt( 2.5f, 0.0f, 2.5f );
        my_mission.endAt( 19.5f, 0.0f, 19.5f, 1.0f );
        my_mission.requestVideo( 320, 240 );
        my_mission.setModeToCreative();
        my_mission.rewardForReachingPosition(19.5f,0.0f,19.5f,100.0f,1.1f);
        my_mission.observeRecentCommands();
        my_mission.observeHotBar();
        my_mission.observeFullInventory();
        my_mission.observeGrid(-2,0,-2,2,1,2,"Cells");
        my_mission.observeDistance(19.5f,0.0f,19.5f,"Goal");
        my_mission.allowAllDiscreteMovementCommands();

        // check that the XML we produce validates
        bool pretty_print = false;
        string xml = my_mission.getAsXML( pretty_print );
        try
        {
            bool validate = true;
            MissionSpec my_mission2 = new MissionSpec( xml, validate );

            // check that we get the same XML if we go round again
            string xml2 = my_mission2.getAsXML( pretty_print );
            if( xml2 != xml )
            {
                Console.WriteLine("Mismatch between first generation XML and the second.");
                Environment.Exit(1);
            }
        }
        catch( Exception e )
        {
            Console.WriteLine("Error validating the XML we generated: {0}", e);
            Environment.Exit(1);
        }
    }
Ejemplo n.º 3
0
        void InitializeMission()
        {
            string missionXMLpath = SharpNeat.PopulationReadWrite.GetEvolutionFolderPath();

            missionXMLpath += "minecraftWorldXML.txt";
            // We need to avoid trouble if the file gets simultaneus access demands
            string rawMissionXML = SaferRead(missionXMLpath);

            // This is a valid alternative, but changes in the mission xml will require compiling...
            //string rawMissionXML = Evolution.Malmo.RawXMLmissionFactory.xmlMission;
            try
            {
                // Hopefully this minimizes parallelization errors:
                // 'System.AccessViolationException' in MalmoNET.dll
                // Still, if it happens, this will require a server reset...
                RandomWait();
                mission = new MissionSpec(rawMissionXML, true);
            }
            catch (Exception ex)
            {
                string errorLine = "Fatal error when starting a mission in ProgramMalmo: " + ex.Message;
                SharpNeat.PopulationReadWrite.WriteErrorForDebug(errorLine);
                System.Diagnostics.Debug.WriteLine("\nFatal error when starting a mission in ProgramMalmo: " + ex.Message);
                Environment.Exit(1);
            }
            mission.timeLimitInSeconds(10);
            //mission.forceWorldReset();
            AddProceduralDecoration();
            string savePath = MakeSavePath();

            missionRecord = new MissionRecordSpec(savePath);
            //missionRecord = new MissionRecordSpec();
            missionRecord.recordCommands();
            missionRecord.recordMP4(30, 400000);
            missionRecord.recordRewards();
            missionRecord.recordObservations();
        }
Ejemplo n.º 4
0
    public static void Main()
    {
        AgentHost agentHost = new AgentHost();

        try
        {
            agentHost.parse(new StringVector(Environment.GetCommandLineArgs()));
        }
        catch (Exception ex)
        {
            Console.Error.WriteLine("ERROR: {0}", ex.Message);
            Console.Error.WriteLine(agentHost.getUsage());
            Environment.Exit(1);
        }
        if (agentHost.receivedArgument("help"))
        {
            Console.Error.WriteLine(agentHost.getUsage());
            Environment.Exit(0);
        }

        MissionSpec mission = new MissionSpec();

        mission.timeLimitInSeconds(10);
        mission.requestVideo(320, 240);
        mission.rewardForReachingPosition(19.5f, 0.0f, 19.5f, 100.0f, 1.1f);

        MissionRecordSpec missionRecord = new MissionRecordSpec("./saved_data.tgz");

        missionRecord.recordCommands();
        missionRecord.recordMP4(20, 400000);
        missionRecord.recordRewards();
        missionRecord.recordObservations();

        try
        {
            agentHost.startMission(mission, missionRecord);
        }
        catch (MissionException ex)
        {
            // Using catch(Exception ex) would also work, but specifying MissionException allows
            // us to access the error code:
            Console.Error.WriteLine("Error starting mission: {0}", ex.Message);
            Console.Error.WriteLine("Error code: {0}", ex.getMissionErrorCode());
            // We can do more specific error handling using this code, eg:
            if (ex.getMissionErrorCode() == MissionException.MissionErrorCode.MISSION_INSUFFICIENT_CLIENTS_AVAILABLE)
            {
                Console.Error.WriteLine("Have you started a Minecraft client?");
            }
            Environment.Exit(1);
        }

        WorldState worldState;

        Console.WriteLine("Waiting for the mission to start");
        do
        {
            Console.Write(".");
            Thread.Sleep(100);
            worldState = agentHost.getWorldState();

            foreach (TimestampedString error in worldState.errors)
            {
                Console.Error.WriteLine("Error: {0}", error.text);
            }
        }while (!worldState.has_mission_begun);

        Console.WriteLine();

        Random rand = new Random();

        // main loop:
        do
        {
            agentHost.sendCommand("move 1");
            agentHost.sendCommand(string.Format("turn {0}", rand.NextDouble()));
            Thread.Sleep(500);
            worldState = agentHost.getWorldState();
            Console.WriteLine(
                "video,observations,rewards received: {0}, {1}, {2}",
                worldState.number_of_video_frames_since_last_state,
                worldState.number_of_observations_since_last_state,
                worldState.number_of_rewards_since_last_state);
            foreach (TimestampedReward reward in worldState.rewards)
            {
                Console.Error.WriteLine("Summed reward: {0}", reward.getValue());
            }
            foreach (TimestampedString error in worldState.errors)
            {
                Console.Error.WriteLine("Error: {0}", error.text);
            }
        }while (worldState.is_mission_running);

        Console.WriteLine("Mission has stopped.");
    }
Ejemplo n.º 5
0
    public static void Main()
    {
        AgentHost agentHost = new AgentHost();

        try
        {
            agentHost.parse(new StringVector(Environment.GetCommandLineArgs()));
        }
        catch (Exception ex)
        {
            Console.Error.WriteLine("ERROR: {0}", ex.Message);
            Console.Error.WriteLine(agentHost.getUsage());
            Environment.Exit(1);
        }
        if (agentHost.receivedArgument("help"))
        {
            Console.Error.WriteLine(agentHost.getUsage());
            Environment.Exit(0);
        }

        MissionSpec mission = new MissionSpec();

        mission.timeLimitInSeconds(10);
        mission.requestVideo(320, 240);
        mission.rewardForReachingPosition(19.5f, 0.0f, 19.5f, 100.0f, 1.1f);

        MissionRecordSpec missionRecord = new MissionRecordSpec("./saved_data.tgz");

        missionRecord.recordCommands();
        missionRecord.recordMP4(20, 400000);
        missionRecord.recordRewards();
        missionRecord.recordObservations();

        try
        {
            agentHost.startMission(mission, missionRecord);
        }
        catch (Exception ex)
        {
            Console.Error.WriteLine("Error starting mission: {0}", ex.Message);
            Environment.Exit(1);
        }

        WorldState worldState;

        Console.WriteLine("Waiting for the mission to start");
        do
        {
            Console.Write(".");
            Thread.Sleep(100);
            worldState = agentHost.getWorldState();

            foreach (TimestampedString error in worldState.errors)
            {
                Console.Error.WriteLine("Error: {0}", error.text);
            }
        }while (!worldState.is_mission_running);

        Console.WriteLine();

        Random rand = new Random();

        // main loop:
        do
        {
            agentHost.sendCommand("move 1");
            agentHost.sendCommand(string.Format("turn {0}", rand.NextDouble()));
            Thread.Sleep(500);
            worldState = agentHost.getWorldState();
            Console.WriteLine(
                "video,observations,rewards received: {0}, {1}, {2}",
                worldState.number_of_video_frames_since_last_state,
                worldState.number_of_observations_since_last_state,
                worldState.number_of_rewards_since_last_state);
            foreach (TimestampedReward reward in worldState.rewards)
            {
                Console.Error.WriteLine("Summed reward: {0}", reward.getValue());
            }
            foreach (TimestampedString error in worldState.errors)
            {
                Console.Error.WriteLine("Error: {0}", error.text);
            }
        }while (worldState.is_mission_running);

        Console.WriteLine("Mission has stopped.");
    }
Ejemplo n.º 6
0
    public static void Main()
    {
        AgentHost agentHost = new AgentHost();
        try
        {
            agentHost.parse( new StringVector( Environment.GetCommandLineArgs() ) );
        }
        catch( Exception ex )
        {
            Console.Error.WriteLine("ERROR: {0}", ex.Message);
            Console.Error.WriteLine(agentHost.getUsage());
            Environment.Exit(1);
        }
        if( agentHost.receivedArgument("help") )
        {
            Console.Error.WriteLine(agentHost.getUsage());
            Environment.Exit(0);
        }

        MissionSpec mission = new MissionSpec();
        mission.timeLimitInSeconds(10);
        mission.requestVideo( 320, 240 );
        mission.rewardForReachingPosition(19.5f,0.0f,19.5f,100.0f,1.1f);

        MissionRecordSpec missionRecord = new MissionRecordSpec("./saved_data.tgz");
        missionRecord.recordCommands();
        missionRecord.recordMP4(20, 400000);
        missionRecord.recordRewards();
        missionRecord.recordObservations();

        try
        {
            agentHost.startMission(mission, missionRecord);
        }
        catch (Exception ex)
        {
            Console.Error.WriteLine("Error starting mission: {0}", ex.Message);
            Environment.Exit(1);
        }

        WorldState worldState;

        Console.WriteLine("Waiting for the mission to start");
        do
        {
            Console.Write(".");
            Thread.Sleep(100);
            worldState = agentHost.getWorldState();

            foreach (TimestampedString error in worldState.errors) Console.Error.WriteLine("Error: {0}", error.text);
        }
        while (!worldState.is_mission_running);

        Console.WriteLine();

        Random rand = new Random();
        // main loop:
        do
        {
            agentHost.sendCommand("move 1");
            agentHost.sendCommand(string.Format("turn {0}", rand.NextDouble()));
            Thread.Sleep(500);
            worldState = agentHost.getWorldState();
            Console.WriteLine(
                "video,observations,rewards received: {0}, {1}, {2}",
                worldState.number_of_video_frames_since_last_state,
                worldState.number_of_observations_since_last_state,
                worldState.number_of_rewards_since_last_state);
            foreach (TimestampedReward reward in worldState.rewards) Console.Error.WriteLine("Summed reward: {0}", reward.getValue());
            foreach (TimestampedString error in worldState.errors) Console.Error.WriteLine("Error: {0}", error.text);
        }
        while (worldState.is_mission_running);

        Console.WriteLine("Mission has stopped.");
    }
Ejemplo n.º 7
0
    public static void Main(string[] args)
    {
        MissionSpec my_mission = new MissionSpec();

        my_mission.setSummary("example mission");
        my_mission.timeLimitInSeconds(10);
        my_mission.drawBlock(19, 0, 19, "redstone_block");
        my_mission.createDefaultTerrain();
        my_mission.setTimeOfDay(6000, false);
        my_mission.drawCuboid(50, 0, 50, 100, 10, 100, "redstone_block");
        my_mission.drawItem(3, 0, 2, "diamond_pickaxe");
        my_mission.drawSphere(50, 10, 50, 10, "ice");
        my_mission.drawLine(50, 20, 50, 100, 20, 100, "redstone_block");
        my_mission.startAt(2.5f, 0.0f, 2.5f);
        my_mission.endAt(19.5f, 0.0f, 19.5f, 1.0f);
        my_mission.requestVideo(320, 240);
        my_mission.setModeToCreative();
        my_mission.rewardForReachingPosition(19.5f, 0.0f, 19.5f, 100.0f, 1.1f);
        my_mission.observeRecentCommands();
        my_mission.observeHotBar();
        my_mission.observeFullInventory();
        my_mission.observeGrid(-2, 0, -2, 2, 1, 2, "Cells");
        my_mission.observeDistance(19.5f, 0.0f, 19.5f, "Goal");
        my_mission.removeAllCommandHandlers();
        my_mission.allowContinuousMovementCommand("move");
        my_mission.allowContinuousMovementCommand("strafe");
        my_mission.allowDiscreteMovementCommand("movenorth");
        my_mission.allowInventoryCommand("swapInventoryItems");

        if (my_mission.getSummary() != "example mission")
        {
            Console.WriteLine("Unexpected summary");
            Environment.Exit(1);
        }

        string[] expected_command_handlers = { "ContinuousMovement", "DiscreteMovement", "Inventory" };
        string[] actual_command_handlers   = new List <string>(my_mission.getListOfCommandHandlers(0)).ToArray();
        if (actual_command_handlers.Length != expected_command_handlers.Length)
        {
            Console.WriteLine("Number of command handlers mismatch");
            Environment.Exit(1);
        }
        for (int i = 0; i < actual_command_handlers.Length; i++)
        {
            if (!actual_command_handlers[i].Equals(expected_command_handlers[i]))
            {
                Console.WriteLine("Unexpected command handler: {0}", actual_command_handlers[i]);
                Environment.Exit(1);
            }
        }

        string[] expected_continuous_commands = { "move", "strafe" };
        string[] actual_continuous_commands   = new List <string>(my_mission.getAllowedCommands(0, "ContinuousMovement")).ToArray();
        if (actual_continuous_commands.Length != expected_continuous_commands.Length)
        {
            Console.WriteLine("Number of continuous commands mismatch");
            Environment.Exit(1);
        }
        for (int i = 0; i < actual_continuous_commands.Length; i++)
        {
            if (!actual_continuous_commands[i].Equals(expected_continuous_commands[i]))
            {
                Console.WriteLine("Unexpected continuous command: {0}", actual_continuous_commands[i]);
                Environment.Exit(1);
            }
        }

        string[] expected_discrete_commands = { "movenorth" };
        string[] actual_discrete_commands   = new List <string>(my_mission.getAllowedCommands(0, "DiscreteMovement")).ToArray();
        if (actual_discrete_commands.Length != expected_discrete_commands.Length)
        {
            Console.WriteLine("Number of discrete commands mismatch");
            Environment.Exit(1);
        }
        for (int i = 0; i < actual_discrete_commands.Length; i++)
        {
            if (!actual_discrete_commands[i].Equals(expected_discrete_commands[i]))
            {
                Console.WriteLine("Unexpected discrete command: {0}", actual_discrete_commands[i]);
                Environment.Exit(1);
            }
        }

        string[] expected_inventory_commands = { "swapInventoryItems" };
        string[] actual_inventory_commands   = new List <string>(my_mission.getAllowedCommands(0, "Inventory")).ToArray();
        if (actual_inventory_commands.Length != expected_inventory_commands.Length)
        {
            Console.WriteLine("Number of commands mismatch");
            Environment.Exit(1);
        }
        for (int i = 0; i < actual_inventory_commands.Length; i++)
        {
            if (!actual_inventory_commands[i].Equals(expected_inventory_commands[i]))
            {
                Console.WriteLine("Unexpected command: {0}", actual_inventory_commands[i]);
                Environment.Exit(1);
            }
        }

        // check that the XML we produce validates
        bool   pretty_print = false;
        string xml          = my_mission.getAsXML(pretty_print);

        try
        {
            bool        validate    = true;
            MissionSpec my_mission2 = new MissionSpec(xml, validate);

            // check that we get the same XML if we go round again
            string xml2 = my_mission2.getAsXML(pretty_print);
            if (xml2 != xml)
            {
                Console.WriteLine("Mismatch between first generation XML and the second.");
                Environment.Exit(1);
            }
        }
        catch (Exception e)
        {
            Console.WriteLine("Error validating the XML we generated: {0}", e);
            Environment.Exit(1);
        }

        // check that known-good XML validates
        const string xml3 = @"<?xml version=""1.0"" encoding=""UTF-8"" ?><Mission xmlns=""http://ProjectMalmo.microsoft.com"" xmlns:xsi=""http://www.w3.org/2001/XMLSchema-instance"">
            <About><Summary>Run the maze!</Summary></About>
            <ServerSection><ServerInitialConditions><AllowSpawning>true</AllowSpawning><Time><StartTime>1000</StartTime><AllowPassageOfTime>true</AllowPassageOfTime></Time><Weather>clear</Weather></ServerInitialConditions>
            <ServerHandlers>
            <FlatWorldGenerator generatorString=""3;7,220*1,5*3,2;3;,biome_1"" />
            <ServerQuitFromTimeUp timeLimitMs=""20000"" />
            <ServerQuitWhenAnyAgentFinishes />
            </ServerHandlers></ServerSection>
            <AgentSection><Name>Jason Bourne</Name><AgentStart><Placement x=""-204"" y=""81"" z=""217""/></AgentStart><AgentHandlers>
            <VideoProducer want_depth=""true""><Width>320</Width><Height>240</Height></VideoProducer>
            <RewardForReachingPosition><Marker reward=""100"" tolerance=""1.1"" x=""-104"" y=""81"" z=""217""/></RewardForReachingPosition>
            <ContinuousMovementCommands><ModifierList type=""deny-list""><command>attack</command><command>crouch</command></ModifierList></ContinuousMovementCommands>
            <AgentQuitFromReachingPosition><Marker x=""-104"" y=""81"" z=""217""/></AgentQuitFromReachingPosition>
            </AgentHandlers></AgentSection></Mission>";

        try
        {
            const bool  validate    = true;
            MissionSpec my_mission3 = new MissionSpec(xml3, validate);

            if (my_mission3.getSummary() != "Run the maze!")
            {
                Console.WriteLine("Unexpected summary");
                Environment.Exit(1);
            }

            string[] expected_command_handlers2 = { "ContinuousMovement" };
            string[] actual_command_handlers2   = new List <string>(my_mission3.getListOfCommandHandlers(0)).ToArray();
            if (actual_command_handlers2.Length != expected_command_handlers2.Length)
            {
                Console.WriteLine("Number of command handlers mismatch");
                Environment.Exit(1);
            }
            for (int i = 0; i < actual_command_handlers2.Length; i++)
            {
                if (!actual_command_handlers2[i].Equals(expected_command_handlers2[i]))
                {
                    Console.WriteLine("Unexpected command handler: {0}", actual_command_handlers2[i]);
                    Environment.Exit(1);
                }
            }

            string[] expected_continuous_commands2 = { "jump", "move", "pitch", "strafe", "turn", "use" };
            string[] actual_continuous_commands2   = new List <string>(my_mission3.getAllowedCommands(0, "ContinuousMovement")).ToArray();
            if (actual_continuous_commands2.Length != expected_continuous_commands2.Length)
            {
                Console.WriteLine("Number of continuous commands mismatch");
                Environment.Exit(1);
            }
            for (int i = 0; i < actual_continuous_commands2.Length; i++)
            {
                if (!actual_continuous_commands2[i].Equals(expected_continuous_commands2[i]))
                {
                    Console.WriteLine("Unexpected continuous command: {0}", actual_continuous_commands2[i]);
                    Environment.Exit(1);
                }
            }
        }
        catch (Exception e)
        {
            Console.WriteLine("Error validating known-good XML: {0}", e);
            Environment.Exit(1);
        }
    }
Ejemplo n.º 8
0
        static void Main()
        {
            string missionXML = @"<?xml version='1.0' encoding='UTF - 8' standalone='no' ?>
                < Mission xmlns = 'http://ProjectMalmo.microsoft.com' xmlns: xsi = 'http://www.w3.org/2001/XMLSchema-instance' >
  


                      < About >
  

                        < Summary > Hello world!</ Summary >
  

                         </ About >
  


                         < ServerSection >
  

                           < ServerInitialConditions >
  

                               < Time >
  

                                   < StartTime > 12000 </ StartTime >
  

                                   < AllowPassageOfTime > false </ AllowPassageOfTime >
  

                                   < Weather > rain </ Weather >
  

                               </ Time >
  

                           </ ServerInitialConditions >
  

                           < ServerHandlers >
  

                             < FlatWorldGenerator generatorString = '3;7,44*49,73,35:1,159:4,95:13,35:13,159:11,95:10,159:14,159:6,35:6,95:6;12;' />
  

                              < ServerQuitFromTimeUp timeLimitMs = '30000' />
  

                               < ServerQuitWhenAnyAgentFinishes />
  

                             </ ServerHandlers >
  

                           </ ServerSection >
  


                           < AgentSection mode = 'Survival' >
  

                              < Name > MalmoTutorialBot </ Name >
  

                              < AgentStart >
  

                                  < Placement x = '0' y = '56' z = '0' yaw = '90' />
  

                                     </ AgentStart >
  

                                     < AgentHandlers >
  

                                       < ObservationFromFullStats />
  

                                       < ContinuousMovementCommands turnSpeedDegs = '180' />
  

                                      </ AgentHandlers >
  

                                    </ AgentSection >
  

                                  </ Mission >";
            // Create default Malmo objects:

            AgentHost agent_host = new AgentHost();

            try
            {
                agent_host.parse(new StringVector(Environment.GetCommandLineArgs()));
            }
            catch (Exception ex)
            {
                Console.Error.WriteLine("Error:{0}", ex.Message);
                Console.Error.WriteLine(agent_host.getUsage());
                Environment.Exit(1);
            }
            if (agent_host.receivedArgument("help"))
            {
                Console.Error.WriteLine(agent_host.getUsage());
                Environment.Exit(0);
            }

            MissionSpec my_mission = new MissionSpec();

            my_mission.timeLimitInSeconds(30);
            MissionRecordSpec my_mission_record = new MissionRecordSpec("./saved_data.tgz");

            // Attempt to start a mission:
            int max_retries = 3;

            for (int retry = 0; retry < max_retries; retry++)
            {
                try
                {
                    agent_host.startMission(my_mission, my_mission_record);
                    break;
                }
                catch (Exception ex)
                {
                    if (retry == max_retries - 1)
                    {
                        Console.WriteLine("Error starting mission:{0}", ex.Message);
                        Environment.Exit(1);
                    }
                    else
                    {
                        Thread.Sleep(1000);
                    }
                }
            }
            // Loop until mission starts:
            Console.WriteLine("Waiting for the mission to start ");
            WorldState world_state = agent_host.getWorldState();

            while (!world_state.has_mission_begun)
            {
                Console.Write(".");
                Thread.Sleep(100);
                world_state = agent_host.getWorldState();
                foreach (TimestampedString error in world_state.errors)
                {
                    Console.WriteLine("Error:{0}", error.text);
                }
            }
            Console.WriteLine();
            Console.WriteLine("Mission running ");

            // Commands go here //

            // Loop until mission ends:
            while (world_state.is_mission_running)
            {
                Console.Write(".");
                Thread.Sleep(100);
                world_state = agent_host.getWorldState();
                foreach (TimestampedString error in world_state.errors)
                {
                    Console.WriteLine("Error:{0}", error.text);
                }
            }
            Console.WriteLine();
            Console.WriteLine("Mission ended");
            // Mission has ended.
        }