Action packets now sent at regular 20ms intervals

#issue[38] #implement
This commit is contained in:
Calum
2017-08-06 22:17:08 +12:00
parent 43788bd153
commit 8a40119a98
16 changed files with 286 additions and 189 deletions
@@ -9,12 +9,15 @@ import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Queue;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.zip.CRC32;
import java.util.zip.Checksum;
import javafx.application.Platform;
import javafx.scene.control.Alert;
import javafx.scene.control.Alert.AlertType;
import seng302.gameServer.server.messages.BoatActionType;
import seng302.model.stream.packets.StreamPacket;
import seng302.gameServer.server.messages.BoatActionMessage;
import seng302.gameServer.server.messages.Message;
@@ -47,11 +50,15 @@ public class ClientToServerThread implements Runnable {
private Socket socket;
private InputStream is;
//Output stream
private OutputStream os;
private Timer osTimer = new Timer();
private Queue<BoatActionType> eventQueue = new ConcurrentLinkedQueue<>();
private boolean upwindFlag = false, downwindFlag = false;
static public final int PACKET_SENDING_INTERVAL_MS = 20;
private int clientId;
// private Boolean updateClient = true;
private ByteArrayOutputStream crcBuffer;
private boolean socketOpen = true;
@@ -83,6 +90,15 @@ public class ClientToServerThread implements Runnable {
thread = new Thread(this);
thread.start();
osTimer.scheduleAtFixedRate(
new TimerTask() {
@Override
public void run() {
processBoatActionQueue();
}
}, 0, PACKET_SENDING_INTERVAL_MS
);
}
/**
@@ -181,18 +197,42 @@ public class ClientToServerThread implements Runnable {
/**
* Send the post-start race course information
* @param boatActionMessage The message to send
* Processes next element in the queue of events to send.
*/
public void sendBoatActionMessage(BoatActionMessage boatActionMessage) {
private void processBoatActionQueue() {
BoatActionType action = eventQueue.poll();
if (action != null) {
switch (action) {
case MAINTAIN_HEADING:
downwindFlag = upwindFlag = false; break;
case DOWNWIND:
downwindFlag = true; break;
case UPWIND:
upwindFlag = true; break;
default:
sendBoatAction(new BoatActionMessage(action)); break;
}
}
if (downwindFlag) {
sendBoatAction(new BoatActionMessage(BoatActionType.DOWNWIND));
}
if (upwindFlag) {
sendBoatAction(new BoatActionMessage(BoatActionType.UPWIND));
}
}
/**
* Sends a boat action of the given message type.
* @param message The given message type.
*/
private void sendBoatAction(BoatActionMessage message) {
try {
os.write(boatActionMessage.getBuffer());
os.write(message.getBuffer());
} catch (IOException e) {
clientLog("Could not write to server", 1);
}
}
private void closeSocket() {
try {
socket.close();
@@ -245,11 +285,11 @@ public class ClientToServerThread implements Runnable {
}
}
public Thread getThread() {
return thread;
}
public int getClientId () {
return clientId;
}
public void sendBoatEvent(BoatActionType actionType) {
eventQueue.add(actionType);
}
}
@@ -13,6 +13,7 @@ import javafx.scene.Node;
import javafx.scene.input.KeyEvent;
import javafx.scene.layout.Pane;
import seng302.gameServer.MainServerThread;
import seng302.gameServer.server.messages.BoatActionType;
import seng302.model.RaceState;
import seng302.model.Yacht;
import seng302.model.stream.packets.StreamPacket;
@@ -22,8 +23,6 @@ import seng302.model.stream.parser.PositionUpdateData.DeviceType;
import seng302.model.stream.parser.RaceStatusData;
import seng302.model.stream.xml.parser.RaceXMLData;
import seng302.model.stream.xml.parser.RegattaXMLData;
import seng302.gameServer.server.messages.BoatActionMessage;
import seng302.gameServer.server.messages.BoatActionType;
import seng302.utilities.StreamParser;
import seng302.utilities.XMLParser;
import seng302.visualiser.controllers.LobbyController;
@@ -48,9 +47,6 @@ public class GameClient {
private ObservableList<String> clientLobbyList = FXCollections.observableArrayList();
private long lastSendingTime;
private int KEY_STROKE_SENDING_FREQUENCY = 50;
public GameClient(Pane holder) {
this.holderPane = holder;
}
@@ -174,17 +170,13 @@ public class GameClient {
break;
case BOAT_XML:
System.out.println("GOT SUM BOATS YAY :)");
allBoatsMap = XMLParser.parseBoats(
StreamParser.extractXmlMessage(packet)
);
clientLobbyList.clear();
allBoatsMap.forEach((id, boat) -> {
clientLobbyList.add(id + " " + boat.getBoatName());
// System.out.println(id + " " + boat.getBoatName());
});
// startRaceIfAllDataReceived();
break;
case RACE_START_STATUS:
@@ -279,47 +271,34 @@ public class GameClient {
* Handle the key-pressed event from the text field.
* @param e The key event triggering this call
*/
public void keyPressed(KeyEvent e) {
BoatActionMessage boatActionMessage;
long currentTime = System.currentTimeMillis();
if (currentTime - lastSendingTime > KEY_STROKE_SENDING_FREQUENCY) {
lastSendingTime = currentTime;
switch (e.getCode()) {
case SPACE: // align with vmg
boatActionMessage = new BoatActionMessage(BoatActionType.VMG);
socketThread.sendBoatActionMessage(boatActionMessage);
break;
case PAGE_UP: // upwind
boatActionMessage = new BoatActionMessage(BoatActionType.UPWIND);
socketThread.sendBoatActionMessage(boatActionMessage);
break;
case PAGE_DOWN: // downwind
boatActionMessage = new BoatActionMessage(BoatActionType.DOWNWIND);
socketThread.sendBoatActionMessage(boatActionMessage);
break;
case ENTER: // tack/gybe
boatActionMessage = new BoatActionMessage(BoatActionType.TACK_GYBE);
socketThread.sendBoatActionMessage(boatActionMessage);
break;
//TODO Allow a zoom in and zoom out methods
case Z: // zoom in
System.out.println("Zoom in");
break;
case X: // zoom out
System.out.println("Zoom out");
break;
}
}
}
public void keyReleased(KeyEvent e) {
private void keyPressed(KeyEvent e) {
switch (e.getCode()) {
//TODO 12/07/17 Determine the sail state and send the appropriate packet (eg. if sails are in, send a sail out packet)
case SHIFT: // sails in/sails out
BoatActionMessage boatActionMessage = new BoatActionMessage(
BoatActionType.SAILS_IN);
socketThread.sendBoatActionMessage(boatActionMessage);
case SPACE: // align with vmg
socketThread.sendBoatEvent(BoatActionType.VMG); break;
case PAGE_UP: // upwind
socketThread.sendBoatEvent(BoatActionType.UPWIND); break;
case PAGE_DOWN: // downwind
socketThread.sendBoatEvent(BoatActionType.DOWNWIND); break;
case ENTER: // tack/gybe
socketThread.sendBoatEvent(BoatActionType.TACK_GYBE); break;
//TODO Allow a zoom in and zoom out methods
case Z: // zoom in
System.out.println("Zoom in");
break;
case X: // zoom out
System.out.println("Zoom out");
break;
}
}
private void keyReleased(KeyEvent e) {
switch (e.getCode()) {
//TODO 12/07/17 Determine the sail state and send the appropriate packet (eg. if sails are in, send a sail out packet)
case SHIFT: // sails in/sails out
socketThread.sendBoatEvent(BoatActionType.SAILS_IN); break;
case PAGE_UP:
case PAGE_DOWN:
socketThread.sendBoatEvent(BoatActionType.MAINTAIN_HEADING); break;
}
}
}
@@ -32,8 +32,8 @@ import seng302.visualiser.fxObjects.BoatObject;
import seng302.visualiser.fxObjects.CourseBoundary;
import seng302.visualiser.fxObjects.Gate;
import seng302.visualiser.fxObjects.Marker;
import seng302.visualiser.map.Boundary;
import seng302.visualiser.map.CanvasMap;
import seng302.v.map.Boundary;
import seng302.v.map.CanvasMap;
/**
* Created by cir27 on 20/07/17.
@@ -4,15 +4,13 @@ import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javafx.application.Platform;
import javafx.collections.FXCollections;
import javafx.collections.ListChangeListener;
import javafx.collections.ObservableList;
import javafx.fxml.FXML;
import javafx.scene.control.Button;
import javafx.scene.control.ListView;
import javafx.scene.control.TextArea;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.GridPane;
import javafx.scene.text.Text;
import seng302.gameServer.GameStages;
import seng302.gameServer.GameState;
@@ -33,28 +31,26 @@ public class LobbyController {
void notify(CloseStatus exitCause);
}
@FXML
private GridPane lobbyScreen;
@FXML
private Text lobbyIpText;
@FXML
private Button readyButton;
@FXML
private ListView<String> firstListView;
private TextArea playerOneTxt;
@FXML
private ListView secondListView;
private TextArea playerTwoTxt;
@FXML
private ListView thirdListView;
private TextArea playerThreeTxt;
@FXML
private ListView fourthListView;
private TextArea playerFourTxt;
@FXML
private ListView fifthListView;
private TextArea playerFiveTxt;
@FXML
private ListView sixthListView;
private TextArea playerSixTxt;
@FXML
private ListView seventhListView;
private TextArea playerSevenTxt;
@FXML
private ListView eighthListView;
private TextArea playerEightTxt;
@FXML
private ImageView firstImageView;
@FXML
@@ -72,79 +68,67 @@ public class LobbyController {
@FXML
private ImageView eighthImageView;
private List<ObservableList<String>> competitors = new ArrayList<>();
private ObservableList<String> firstCompetitor = FXCollections.observableArrayList();
private ObservableList<String> secondCompetitor = FXCollections.observableArrayList();
private ObservableList<String> thirdCompetitor = FXCollections.observableArrayList();
private ObservableList<String> fourthCompetitor = FXCollections.observableArrayList();
private ObservableList<String> fifthCompetitor = FXCollections.observableArrayList();
private ObservableList<String> sixthCompetitor = FXCollections.observableArrayList();
private ObservableList<String> seventhCompetitor = FXCollections.observableArrayList();
private ObservableList<String> eighthCompetitor = FXCollections.observableArrayList();
private List<ImageView> imageViews = new ArrayList<>();
private List<ListView> listViews;
private List<TextArea> listViews = new ArrayList<>();
private int MAX_NUM_PLAYERS = 8;
private List<LobbyCloseListener> lobbyListeners = new ArrayList<>();
private ObservableList<String> players = FXCollections.observableArrayList();
private ObservableList<String> players;
/**
* Add all FXObjects to lists and initialize images.
*/
public void initialize() {
imageViews = new ArrayList<>();
Collections
.addAll(imageViews, firstImageView, secondImageView, thirdImageView, fourthImageView,
fifthImageView, sixthImageView, seventhImageView, eighthImageView);
listViews = new ArrayList<>();
Collections.addAll(listViews, firstListView, secondListView, thirdListView, fourthListView, fifthListView,
sixthListView, seventhListView, eighthListView);
competitors = new ArrayList<>();
Collections.addAll(competitors, firstCompetitor, secondCompetitor, thirdCompetitor,
fourthCompetitor, fifthCompetitor, sixthCompetitor, seventhCompetitor, eighthCompetitor);
Collections.addAll(listViews,
playerOneTxt, playerTwoTxt, playerThreeTxt, playerFourTxt, playerFiveTxt, playerSixTxt,
playerSevenTxt, playerEightTxt
);
Collections.addAll(imageViews,
firstImageView, secondImageView, thirdImageView, fourthImageView,
fifthImageView, sixthImageView, seventhImageView, eighthImageView
);
initialiseImageView();
}
private void initialiseListView() {
listViews.forEach(listView -> listView.getItems().clear());
imageViews.forEach(gif -> gif.setVisible(false));
competitors.forEach(ol -> ol.removeAll());
/**
* Updates player names.
*/
private void updatePlayers() {
//Update players if one added.
for (int i = 0; i < players.size(); i++) {
competitors.get(i).add(players.get(i));
listViews.get(i).setItems(competitors.get(i));
listViews.get(i).setText(players.get(i));
imageViews.get(i).setVisible(true);
}
//Update empty text fields if player left.
for (int i = MAX_NUM_PLAYERS-1; i >= players.size(); i--) {
listViews.get(i).setText("");
imageViews.get(i).setVisible(false);
}
}
/**
* Sets all images and hides them till players join.
*/
private void initialiseImageView() {
imageViews.add(firstImageView);
imageViews.add(secondImageView);
imageViews.add(thirdImageView);
imageViews.add(fourthImageView);
imageViews.add(fifthImageView);
imageViews.add(sixthImageView);
imageViews.add(seventhImageView);
imageViews.add(eighthImageView);
for (int i = 0; i < MAX_NUM_PLAYERS; i++) {
imageViews.get(i).setImage(
for (ImageView viewer : imageViews) {
viewer.setImage(
new Image(
RaceViewController.class.getResourceAsStream(
"/pics/sail.png")
)
);
viewer.setVisible(false);
}
}
@FXML
public void leaveLobbyButtonPressed() {
// TODO: 10/07/17 wmu16 - Finish function!
// setContentPane("/views/StartScreenView.fxml");
GameState.setCurrentStage(GameStages.CANCELLED);
// TODO: 20/07/17 wmu16 - Implement some way of terminating the game
// ClientState.setConnectedToHost(false);
for (LobbyCloseListener readyListener : lobbyListeners)
readyListener.notify(CloseStatus.LEAVE);
}
@FXML
@@ -154,32 +138,6 @@ public class LobbyController {
readyListener.notify(CloseStatus.READY);
}
// private static MediaPlayer mediaPlayer;
//
// private void playTheme() {
// Random random = new Random(System.currentTimeMillis());
// Integer rand = random.nextInt();
// if(rand == 10) {
// URL file = getClass().getResource("/music/Disturbed - down with the sickness.mp3");
// Media hit = new Media(file.toString());
// mediaPlayer = new MediaPlayer(hit);
// mediaPlayer.play();
// } else if(rand == 9) {
// URL file = getClass().getResource("/music/Owl City - Fireflies.mp3");
// Media hit = new Media(file.toString());
// mediaPlayer = new MediaPlayer(hit);
// mediaPlayer.play();
// }
// }
// private void switchToRaceView() {
// if (!switchedPane) {
// switchedPane = true;
// setContentPane("/views/RaceView.fxml");
// }
// }
// TODO: 26/07/17 cir27 - Could probably be done in a cleaner way.
public void setTitle (String title) {
lobbyIpText.setText(title);
}
@@ -191,12 +149,13 @@ public class LobbyController {
public void setPlayerListSource (ObservableList<String> players) {
this.players = players;
players.addListener((ListChangeListener<? super String>) (lcl) ->
Platform.runLater(this::initialiseListView)
Platform.runLater(this::updatePlayers)
);
Platform.runLater(this::initialiseListView);
Platform.runLater(this::updatePlayers);
}
public void disableReadyButton () {
readyButton.setDisable(true);
readyButton.setVisible(false);
}
}
@@ -1,44 +0,0 @@
package seng302.visualiser.map;
/**
* The Boundary class represents a rectangle territorial boundary on a map. It
* contains four extremity double values(N, E, S, W). N and S are represented as
* latitudes in radians. E and W are represented as longitudes in radians.
*
* Created by Haoming on 10/5/17
*/
public class Boundary {
private double northLat, eastLng, southLat, westLng;
public Boundary(double northLat, double eastLng, double southLat, double westLng) {
this.northLat = northLat;
this.eastLng = eastLng;
this.southLat = southLat;
this.westLng = westLng;
}
double getCentreLat() {
return (northLat + southLat) / 2;
}
double getCentreLng() {
return (eastLng + westLng) / 2;
}
double getNorthLat() {
return northLat;
}
double getEastLng() {
return eastLng;
}
double getSouthLat() {
return southLat;
}
double getWestLng() {
return westLng;
}
}
@@ -1,103 +0,0 @@
package seng302.visualiser.map;
import java.net.URL;
import javafx.geometry.Point2D;
import javafx.scene.image.Image;
import javax.net.ssl.HttpsURLConnection;
import seng302.model.GeoPoint;
/**
* CanvasMap retrieves a map image with given geo boundary from Google Map server.
* By passing a rectangle like geo boundary, it returns a map image with the
* highest resolution. However, due to free quote account usage limit, the maximum
* resolution is only 1280 * 1280.
*
* Created by Haoming on 15/5/2017
*/
public class CanvasMap {
private Boundary boundary;
private long width, height; // desired image size
private int zoom;
private String KEY = "AIzaSyC-5oOShMCY5Oy_9L7guYMPUPFHDMr37wE";
public CanvasMap(Boundary boundary) {
this.boundary = boundary;
calculateOptimalMapSize();
}
public Image getMapImage() {
try {
URL url = new URL(getRequest());
HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();
return new Image(connection.getInputStream());
} catch (Exception e) {
System.out.println("[CanvasMap] Exception");
return null;
}
}
private String getRequest() {
StringBuilder sb = new StringBuilder();
sb.append("https://maps.googleapis.com/maps/api/staticmap?");
sb.append(String.format("center=%f,%f", boundary.getCentreLat(), boundary.getCentreLng()));
sb.append(String.format("&zoom=%d", zoom));
sb.append(String.format("&size=%dx%d&scale=2", width, height));
sb.append("&style=feature:all|element:labels|visibility:off"); // hide all labels on map
// sb.append(String.format("&markers=%f,%f", boundary.getSouthLat(), boundary.getWestLng()));
// sb.append(String.format("&key=%s", KEY));
return sb.toString();
}
private void calculateOptimalMapSize() {
for (int z = 20; z > 0; z--) {
MapSize mapSize = getMapSize(z, boundary);
zoom = z;
width = mapSize.width;
height = mapSize.height;
// if map size is valid, exit the loop as we have the highest resolution
if (mapSize.isValid()) break;
}
}
private MapSize getMapSize(int zoom, Boundary boundary) {
double scale = Math.pow(2, zoom);
GeoPoint geoSW = new GeoPoint(boundary.getSouthLat(), boundary.getWestLng());
GeoPoint geoNE = new GeoPoint(boundary.getNorthLat(), boundary.getEastLng());
Point2D pointSW = MercatorProjection.toMapPoint(geoSW);
Point2D pointNE = MercatorProjection.toMapPoint(geoNE);
return new MapSize(Math.abs(pointNE.getX() - pointSW.getX()) * scale,
Math.abs(pointNE.getY() - pointSW.getY()) * scale);
}
class MapSize {
long width, height;
MapSize(double width, double height) {
this.width = Math.round(width);
this.height = Math.round(height);
}
/**
* Map size is valid when width and height are both less than 640 pixels
* @return true if both dimensions are less than 640px
*/
boolean isValid() {
return Math.max(width, height) <= 640;
}
}
public long getWidth() {
return width;
}
public long getHeight() {
return height;
}
public int getZoom() {
return zoom;
}
}
@@ -1,55 +0,0 @@
package seng302.visualiser.map;
import javafx.geometry.Point2D;
import seng302.model.GeoPoint;
/**
* An utility class useful to convert between Geo locations and Mercator projection
* planar coordinates.
* Created by Haoming on 15/5/2017
*/
public class MercatorProjection {
private static final double MERCATOR_RANGE = 256;
private static final double pixelsPerLngDegree = MERCATOR_RANGE / 360.0;
private static final double pixelsPerLngRadian = MERCATOR_RANGE / (2 * Math.PI);
/**
* A help function keeps the value in bound between -0.9999 and 0.9999.
* @param value in bound value
* @return the value in bound
*/
private static double bound(double value) {
return Math.min(Math.max(value, -0.9999), 0.9999);
}
/**
* Projects a Geo Location (lat, lng) on a planar
* @param geo GeoPoint (lat, lng) location to be projected
* @return the projection Point2D (x, y) on planar
*/
static Point2D toMapPoint(GeoPoint geo) {
double x, y;
Point2D origin = new Point2D(MERCATOR_RANGE / 2.0, MERCATOR_RANGE / 2.0);
x = (origin.getX() + geo.getLng() * pixelsPerLngDegree);
// NOTE(appleton): Truncating to 0.9999 effectively limits latitude to
// 89.189. This is about a third of a tile past the edge of the world tile.
double sinY = bound(Math.sin(Math.toRadians(geo.getLat())));
y = origin.getY() + 0.5 * Math.log((1 + sinY) / (1 - sinY)) * (-pixelsPerLngRadian);
return new Point2D(x, y);
}
/**
* Converts the planar projection (x, y) back to Geo Location (lat, lng)
* @param point Point2D (x, y) to be converted back
* @return the original Geo location converted from the given projection point
*/
public static GeoPoint toMapGeo(Point2D point) {
Point2D origin = new Point2D(MERCATOR_RANGE / 2.0, MERCATOR_RANGE / 2.0);
double lng = (point.getX() - origin.getX()) / pixelsPerLngDegree;
double latRadians = (point.getY() - origin.getY()) / (-pixelsPerLngRadian);
double lat = Math.toDegrees(2 * Math.atan(Math.exp(latRadians)) - Math.PI / 2.0);
return new GeoPoint(lat, lng);
}
}
@@ -1,22 +0,0 @@
package seng302.visualiser.map;
import java.net.URL;
import java.util.ResourceBundle;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.canvas.Canvas;
import javafx.scene.canvas.GraphicsContext;
public class TestMapController implements Initializable{
@FXML
private Canvas mapCanvas;
@Override
public void initialize(URL location, ResourceBundle resources) {
GraphicsContext gc = mapCanvas.getGraphicsContext2D();
Boundary bound = new Boundary(57.662943, 11.848501, 57.673945, 11.824966);
CanvasMap canvasMap = new CanvasMap(bound);
gc.drawImage(canvasMap.getMapImage(), 0, 0, canvasMap.getWidth(), canvasMap.getHeight());
}
}