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Merge branch 'develop' into StartScreen

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# Conflicts:
#	src/main/java/seng302/gameServer/GameState.java
#	src/main/java/seng302/gameServer/MainServerThread.java
#	src/main/java/seng302/gameServer/ServerToClientThread.java
#	src/main/java/seng302/utilities/StreamParser.java
#	src/main/java/seng302/visualiser/GameClient.java
#	src/main/java/seng302/visualiser/controllers/LobbyController.java
This commit is contained in:
Michael Rausch
2017-08-16 14:31:14 +12:00
parent b9ae9c4730 bf016356a6
commit 8fb5ea2223
68 changed files with 2568 additions and 2366 deletions
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src/main/java/seng302/gameServer/GameState.java
+442 -67
View File
@@ -1,26 +1,51 @@
package seng302.gameServer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import seng302.gameServer.server.messages.BoatActionType;
import seng302.gameServer.server.messages.BoatAction;
import seng302.gameServer.server.messages.BoatStatus;
import seng302.gameServer.server.messages.MarkRoundingMessage;
import seng302.gameServer.server.messages.MarkType;
import seng302.gameServer.server.messages.Message;
import seng302.gameServer.server.messages.RoundingBoatStatus;
import seng302.gameServer.server.messages.YachtEventCodeMessage;
import seng302.model.GeoPoint;
import seng302.model.Player;
import seng302.model.Yacht;
import seng302.model.PolarTable;
import seng302.model.ServerYacht;
import seng302.model.mark.CompoundMark;
import seng302.model.mark.Mark;
import seng302.model.mark.MarkOrder;
import seng302.utilities.GeoUtility;
/**
* A Static class to hold information about the current state of the game (model)
* Also contains logic for updating itself on regular time intervals on its own thread
* Created by wmu16 on 10/07/17.
*/
public class GameState implements Runnable {
private Logger logger = LoggerFactory.getLogger(MarkOrder.class);
@FunctionalInterface
interface NewMessageListener {
void notify(Message message);
}
private static Integer STATE_UPDATES_PER_SECOND = 60;
private Logger logger = LoggerFactory.getLogger(GameState.class);
private static final Integer STATE_UPDATES_PER_SECOND = 60;
public static Integer MAX_PLAYERS = 8;
public static Double ROUNDING_DISTANCE = 50d; // TODO: 14/08/17 wmu16 - Look into this value further
public static final Double MARK_COLLISION_DISTANCE = 15d;
public static final Double YACHT_COLLISION_DISTANCE = 25.0;
public static final Double BOUNCE_DISTANCE_MARK = 20.0;
public static final Double BOUNCE_DISTANCE_YACHT = 30.0;
public static final Double COLLISION_VELOCITY_PENALTY = 0.3;
private static Long previousUpdateTime;
public static Double windDirection;
@@ -28,11 +53,14 @@ public class GameState implements Runnable {
private static String hostIpAddress;
private static List<Player> players;
private static Map<Integer, Yacht> yachts;
private static Map<Integer, ServerYacht> yachts;
private static Boolean isRaceStarted;
private static GameStages currentStage;
private static MarkOrder markOrder;
private static long startTime;
private static Set<Mark> marks;
private static List<NewMessageListener> markListeners;
private static Map<Player, String> playerStringMap = new HashMap<>();
/*
@@ -53,40 +81,47 @@ public class GameState implements Runnable {
yachts = new HashMap<>();
players = new ArrayList<>();
GameState.hostIpAddress = hostIpAddress;
players = new ArrayList<>();
;
currentStage = GameStages.LOBBYING;
isRaceStarted = false;
yachts = new HashMap<>();
//set this when game stage changes to prerace
previousUpdateTime = System.currentTimeMillis();
yachts = new HashMap<>();
markOrder = new MarkOrder(); //This could be instantiated at some point with a select map?
markListeners = new ArrayList<>();
startTime = System.currentTimeMillis() + 60000;
new Thread(this).start(); //Run the auto updates on the game state
new Thread(this, "GameState").start(); //Run the auto updates on the game state
marks = new MarkOrder().getAllMarks();
}
public static String getHostIpAddress() {
return hostIpAddress;
}
public static Set<Mark> getMarks(){
return Collections.unmodifiableSet(marks);
}
public static List<Player> getPlayers() {
return players;
}
public static void addPlayer(Player player) {
players.add(player);
String playerText = player.getYacht().getSourceId() + " " + player.getYacht().getBoatName() + " " + player.getYacht().getCountry();
String playerText = player.getYacht().getSourceId() + " " + player.getYacht().getBoatName()
+ " " + player.getYacht().getCountry();
playerStringMap.put(player, playerText);
}
public static void removePlayer(Player player) {
players.remove(player);
playerStringMap.remove(player);
}
public static void addYacht(Integer sourceId, Yacht yacht) {
public static void addYacht(Integer sourceId, ServerYacht yacht) {
yachts.put(sourceId, yacht);
}
@@ -123,59 +158,17 @@ public class GameState implements Runnable {
}
public static Double getWindSpeedKnots() {
return windSpeed / 1000 * 1.943844492; // TODO: 26/07/17 cir27 - remove magic numbers
return GeoUtility.mmsToKnots(windSpeed); // TODO: 26/07/17 cir27 - remove magic numbers
}
public static Map<Integer, Yacht> getYachts() {
public static Map<Integer, ServerYacht> getYachts() {
return yachts;
}
public static void updateBoat(Integer sourceId, BoatActionType actionType) {
Yacht playerYacht = yachts.get(sourceId);
// System.out.println("-----------------------");
switch (actionType) {
case VMG:
playerYacht.turnToVMG();
// System.out.println("Snapping to VMG");
break;
case SAILS_IN:
playerYacht.toggleSailIn();
// System.out.println("Toggling Sails");
break;
case SAILS_OUT:
playerYacht.toggleSailIn();
// System.out.println("Toggling Sails");
break;
case TACK_GYBE:
playerYacht.tackGybe(windDirection);
// System.out.println("Tack/Gybe");
break;
case UPWIND:
playerYacht.turnUpwind();
// System.out.println("Moving upwind");
break;
case DOWNWIND:
playerYacht.turnDownwind();
// System.out.println("Moving downwind");
break;
}
// printBoatStatus(playerYacht);
}
public void update() {
Long timeInterval = System.currentTimeMillis() - previousUpdateTime;
previousUpdateTime = System.currentTimeMillis();
if (System.currentTimeMillis() > startTime) {
GameState.setCurrentStage(GameStages.RACING);
}
for (Yacht yacht : yachts.values()) {
yacht.update(timeInterval);
}
}
/**
* Generates a new ID based off the size of current players + 1
*
* @return a playerID to be allocated to a new connetion
*/
public static Integer getUniquePlayerID() {
@@ -190,30 +183,412 @@ public class GameState implements Runnable {
@Override
public void run() {
while(true) {
while (currentStage != GameStages.FINISHED) {
try {
Thread.sleep(1000 / STATE_UPDATES_PER_SECOND);
} catch (InterruptedException e) {
System.out.println("[GameState] interrupted exception");
}
if (currentStage == GameStages.PRE_RACE || currentStage == GameStages.LOBBYING) {
if (currentStage == GameStages.PRE_RACE || curentStage == GameStages.RACING) {
update();
}
//RACING
if (currentStage == GameStages.RACING) {
update();
}
}
}
private static void printBoatStatus(Yacht playerYacht) {
System.out.println("-----------------------");
System.out.println("Sails are in: " + playerYacht.getSailIn());
System.out.println("Heading: " + playerYacht.getHeading());
System.out.println("Velocity: " + playerYacht.getVelocityMMS() / 1000);
System.out.println("Lat: " + playerYacht.getLocation().getLat());
System.out.println("Lng: " + playerYacht.getLocation().getLng());
System.out.println("-----------------------\n");
public static void updateBoat(Integer sourceId, BoatAction actionType) {
ServerYacht playerYacht = yachts.get(sourceId);
switch (actionType) {
case VMG:
playerYacht.turnToVMG();
break;
case SAILS_IN:
playerYacht.toggleSailIn();
break;
case SAILS_OUT:
playerYacht.toggleSailIn();
break;
case TACK_GYBE:
playerYacht.tackGybe(windDirection);
break;
case UPWIND:
playerYacht.turnUpwind();
break;
case DOWNWIND:
playerYacht.turnDownwind();
break;
}
}
/**
* Called periodically in this GameState thread to update the GameState values
*/
public void update() {
Boolean raceFinished = true;
Double timeInterval = (System.currentTimeMillis() - previousUpdateTime) / 1000000.0;
previousUpdateTime = System.currentTimeMillis();
if (System.currentTimeMillis() > startTime) {
GameState.setCurrentStage(GameStages.RACING);
}
for (ServerYacht yacht : yachts.values()) {
updateVelocity(yacht);
yacht.runAutoPilot();
yacht.updateLocation(timeInterval);
if (yacht.getBoatStatus() != BoatStatus.FINISHED) {
checkForCollision(yacht);
checkForLegProgression(yacht);
raceFinished = false;
}
}
for (Yacht yacht : yachts.values()) {
yacht.update(timeInterval);
}
}
if (raceFinished) {
currentStage = GameStages.FINISHED;
}
}
public static void checkForCollision(ServerYacht serverYacht) {
ServerYacht collidedYacht = checkCollision(serverYacht);
if (collidedYacht != null) {
GeoPoint originalLocation = serverYacht.getLocation();
serverYacht.setLocation(
calculateBounceBack(serverYacht, originalLocation, BOUNCE_DISTANCE_YACHT)
);
serverYacht.setCurrentVelocity(
serverYacht.getCurrentVelocity() * COLLISION_VELOCITY_PENALTY
);
collidedYacht.setLocation(
calculateBounceBack(collidedYacht, originalLocation, BOUNCE_DISTANCE_YACHT)
);
collidedYacht.setCurrentVelocity(
collidedYacht.getCurrentVelocity() * COLLISION_VELOCITY_PENALTY
);
notifyMessageListeners(
new YachtEventCodeMessage(serverYacht.getSourceId())
);
} else {
Mark collidedMark = markCollidedWith(serverYacht);
if (collidedMark != null) {
serverYacht.setLocation(
calculateBounceBack(serverYacht, collidedMark, BOUNCE_DISTANCE_MARK)
);
serverYacht.setCurrentVelocity(
serverYacht.getCurrentVelocity() * COLLISION_VELOCITY_PENALTY
);
notifyMessageListeners(
new YachtEventCodeMessage(serverYacht.getSourceId())
);
}
}
}
private void updateVelocity(ServerYacht yacht) {
Double velocity = yacht.getCurrentVelocity();
Double trueWindAngle = Math.abs(windDirection - yacht.getHeading());
Double boatSpeedInKnots = PolarTable.getBoatSpeed(getWindSpeedKnots(), trueWindAngle);
Double maxBoatSpeed = GeoUtility.knotsToMMS(boatSpeedInKnots);
// TODO: 15/08/17 remove magic numbers from these equations.
if (yacht.getSailIn()) {
if (velocity < maxBoatSpeed - 500) {
yacht.changeVelocity(maxBoatSpeed / 100);
} else if (velocity > maxBoatSpeed + 500) {
yacht.changeVelocity(-maxBoatSpeed / 100);
} else {
yacht.setCurrentVelocity(maxBoatSpeed);
}
} else {
if (velocity > 3000) {
yacht.changeVelocity(-velocity / 200);
} else if (velocity > 100) {
yacht.changeVelocity(-velocity / 50);
} else if (velocity <= 100){
yacht.setCurrentVelocity(0d);
}
}
}
/**
* Calculates the distance to the next mark (closest of the two if a gate mark). For purposes of
* mark rounding
*
* @return A distance in metres. Returns -1 if there is no next mark
* @throws IndexOutOfBoundsException If the next mark is null (ie the last mark in the race)
* Check first using {@link seng302.model.mark.MarkOrder#isLastMark(Integer)}
*/
private Double calcDistanceToCurrentMark(ServerYacht yacht) throws IndexOutOfBoundsException {
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
GeoPoint location = yacht.getLocation();
if (currentMark.isGate()) {
Mark sub1 = currentMark.getSubMark(1);
Mark sub2 = currentMark.getSubMark(2);
Double distance1 = GeoUtility.getDistance(location, sub1);
Double distance2 = GeoUtility.getDistance(location, sub2);
if (distance1 < distance2) {
yacht.setClosestCurrentMark(sub1);
return distance1;
} else {
yacht.setClosestCurrentMark(sub2);
return distance2;
}
} else {
yacht.setClosestCurrentMark(currentMark.getSubMark(1));
return GeoUtility.getDistance(location, currentMark.getSubMark(1));
}
}
/**
* 4 Different cases of progression in the race 1 - Passing the start line 2 - Passing any
* in-race Gate 3 - Passing any in-race Mark 4 - Passing the finish line
* @param yacht the current yacht to check for progression
*/
private void checkForLegProgression(ServerYacht yacht) {
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
// System.out.println(yacht.getCurrentMarkSeqID());
Boolean hasProgressed;
if (currentMarkSeqID == 0) {
hasProgressed = checkStartLineCrossing(yacht);
} else if (markOrder.isLastMark(currentMarkSeqID)) {
hasProgressed = checkFinishLineCrossing(yacht);
} else if (currentMark.isGate()) {
hasProgressed = checkGateRounding(yacht);
} else {
hasProgressed = checkMarkRounding(yacht);
}
if (hasProgressed) {
sendMarkRoundingMessage(yacht);
logMarkRounding(yacht);
yacht.setHasPassedLine(false);
yacht.setHasEnteredRoundingZone(false);
yacht.setHasPassedThroughGate(false);
if (!markOrder.isLastMark(currentMarkSeqID)) {
yacht.incrementMarkSeqID();
}
}
}
/**
* If we pass the start line gate in the correct direction, progress
*
* @param yacht The current yacht to check for
*/
private Boolean checkStartLineCrossing(ServerYacht yacht) {
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
GeoPoint lastLocation = yacht.getLastLocation();
GeoPoint location = yacht.getLocation();
Mark mark1 = currentMark.getSubMark(1);
Mark mark2 = currentMark.getSubMark(2);
CompoundMark nextMark = markOrder.getNextMark(currentMarkSeqID);
Integer crossedLine = GeoUtility.checkCrossedLine(mark1, mark2, lastLocation, location);
if (crossedLine > 0) {
Boolean isClockwiseCross = GeoUtility.isClockwise(mark1, mark2, nextMark.getMidPoint());
if (crossedLine == 2 && isClockwiseCross || crossedLine == 1 && !isClockwiseCross) {
yacht.setClosestCurrentMark(mark1);
yacht.setBoatStatus(BoatStatus.RACING);
return true;
}
}
return false;
}
/**
* This algorithm checks for mark rounding. And increments the currentMarSeqID number attribute
* of the yacht if so. A visual representation of this algorithm can be seen on the Wiki under
* 'mark passing algorithm'
*
* @param yacht The current yacht to check for
*/
private Boolean checkMarkRounding(ServerYacht yacht) {
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
GeoPoint lastLocation = yacht.getLastLocation();
GeoPoint location = yacht.getLocation();
GeoPoint nextPoint = markOrder.getNextMark(currentMarkSeqID).getMidPoint();
GeoPoint prevPoint = markOrder.getPreviousMark(currentMarkSeqID).getMidPoint();
GeoPoint midPoint = GeoUtility.getDirtyMidPoint(nextPoint, prevPoint);
if (calcDistanceToCurrentMark(yacht) < ROUNDING_DISTANCE) {
yacht.setHasEnteredRoundingZone(true);
}
//In case current mark is a gate, loop through all marks just in case
for (Mark thisCurrentMark : currentMark.getMarks()) {
if (GeoUtility.isPointInTriangle(lastLocation, location, midPoint, thisCurrentMark)) {
yacht.setHasPassedLine(true);
}
}
return yacht.hasPassedLine() && yacht.hasEnteredRoundingZone();
}
/**
* Checks if a gate line has been crossed and in the correct direction
*
* @param yacht The current yacht to check for
*/
private Boolean checkGateRounding(ServerYacht yacht) {
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
GeoPoint lastLocation = yacht.getLastLocation();
GeoPoint location = yacht.getLocation();
Mark mark1 = currentMark.getSubMark(1);
Mark mark2 = currentMark.getSubMark(2);
CompoundMark prevMark = markOrder.getPreviousMark(currentMarkSeqID);
CompoundMark nextMark = markOrder.getNextMark(currentMarkSeqID);
Integer crossedLine = GeoUtility.checkCrossedLine(mark1, mark2, lastLocation, location);
//We have crossed the line
if (crossedLine > 0) {
Boolean isClockwiseCross = GeoUtility.isClockwise(mark1, mark2, prevMark.getMidPoint());
//Check we cross the line in the correct direction
if (crossedLine == 1 && isClockwiseCross || crossedLine == 2 && !isClockwiseCross) {
yacht.setHasPassedThroughGate(true);
}
}
Boolean prevMarkSide = GeoUtility.isClockwise(mark1, mark2, prevMark.getMidPoint());
Boolean nextMarkSide = GeoUtility.isClockwise(mark1, mark2, nextMark.getMidPoint());
if (yacht.hasPassedThroughGate()) {
//Check if we need to round this gate after passing through
if (prevMarkSide == nextMarkSide) {
return checkMarkRounding(yacht);
} else {
return true;
}
}
return false;
}
/**
* If we pass the finish gate in the correct direction
*
* @param yacht The current yacht to check for
*/
private Boolean checkFinishLineCrossing(ServerYacht yacht) {
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
GeoPoint lastLocation = yacht.getLastLocation();
GeoPoint location = yacht.getLocation();
Mark mark1 = currentMark.getSubMark(1);
Mark mark2 = currentMark.getSubMark(2);
CompoundMark prevMark = markOrder.getPreviousMark(currentMarkSeqID);
Integer crossedLine = GeoUtility.checkCrossedLine(mark1, mark2, lastLocation, location);
if (crossedLine > 0) {
Boolean isClockwiseCross = GeoUtility.isClockwise(mark1, mark2, prevMark.getMidPoint());
if (crossedLine == 1 && isClockwiseCross || crossedLine == 2 && !isClockwiseCross) {
yacht.setClosestCurrentMark(mark1);
yacht.setBoatStatus(BoatStatus.FINISHED);
return true;
}
}
return false;
}
private static Mark markCollidedWith(ServerYacht yacht) {
Set<Mark> marksInRace = GameState.getMarks();
for (Mark mark : marksInRace) {
if (GeoUtility.getDistance(yacht.getLocation(), mark)
<= MARK_COLLISION_DISTANCE) {
return mark;
}
}
return null;
}
/**
* Calculate the new position of the boat after it has had a collision
*
* @return The boats new position
*/
private static GeoPoint calculateBounceBack(ServerYacht yacht, GeoPoint collidedWith, Double bounceDistance) {
Double heading = GeoUtility.getBearing(yacht.getLocation(), collidedWith);
// Invert heading
heading -= 180;
Integer newHeading = Math.floorMod(heading.intValue(), 360);
return GeoUtility.getGeoCoordinate(yacht.getLocation(), newHeading.doubleValue(), bounceDistance);
}
/**
* Collision detection which iterates through all the yachts and check if any yacht collided
* with this yacht. Return collided yacht or null if no collision.
*
* @return yacht to compare to all other yachts.
*/
private static ServerYacht checkCollision(ServerYacht yacht) {
for (ServerYacht otherYacht : GameState.getYachts().values()) {
if (otherYacht != yacht) {
Double distance = GeoUtility.getDistance(otherYacht.getLocation(), yacht.getLocation());
if (distance < YACHT_COLLISION_DISTANCE) {
return otherYacht;
}
}
}
return null;
}
private void sendMarkRoundingMessage(ServerYacht yacht) {
Integer sourceID = yacht.getSourceId();
Integer currentMarkSeqID = yacht.getCurrentMarkSeqID();
CompoundMark currentMark = markOrder.getCurrentMark(currentMarkSeqID);
MarkType markType = (currentMark.isGate()) ? MarkType.GATE : MarkType.ROUNDING_MARK;
Mark roundingMark = yacht.getClosestCurrentMark();
// TODO: 13/8/17 figure out the rounding side, rounded mark source ID and boat status.
Message markRoundingMessage = new MarkRoundingMessage(0, 0,
sourceID, RoundingBoatStatus.RACING, roundingMark.getRoundingSide(), markType,
roundingMark.getSourceID());
notifyMessageListeners(markRoundingMessage);
}
private static void notifyMessageListeners(Message message) {
for (NewMessageListener mpl : markListeners) {
mpl.notify(message);
}
}
private void logMarkRounding(ServerYacht yacht) {
Mark roundingMark = yacht.getClosestCurrentMark();
logger.debug(
String.format("Yacht srcID(%d) passed Mark srcID(%d)", yacht.getSourceId(),
roundingMark.getSourceID()));
}
public static void addMarkPassListener(NewMessageListener listener) {
markListeners.add(listener);
}
}