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Merge branch 'RaceFactory' into CommandFactory

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zwu18 8 years ago
parent 27cf0e1539 d9679c1497
commit 6e699f7037
8 changed files with 244 additions and 240 deletions
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16
racevisionGame/src/main/java/mock/model/MockBoat.java
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@ -66,7 +66,6 @@ public class MockBoat extends Boat {
//Calculate bearing.
Bearing bearing = GPSCoordinate.calculateBearing(currentPosition, nextMarkerPosition);
return bearing;
}
@ -135,20 +134,9 @@ public class MockBoat extends Boat {
/**
* Moves the boat meters forward in the direction that it is facing
* @param meters The number of meters to move forward.
* @param milliseconds The number of milliseconds to advance the boat's timers by.
*
*/
public void moveForwards(double meters, long milliseconds) {
//Update the boat's time since last tack.
this.setTimeSinceTackChange(this.getTimeSinceTackChange() + milliseconds);
//Update the time into the current leg.
this.setTimeElapsedInCurrentLeg(this.getTimeElapsedInCurrentLeg() + milliseconds);
//Update the distance into the current leg.
this.setDistanceTravelledInLeg(this.getDistanceTravelledInLeg() + meters);
public void moveForwards(double meters) {
//Updates the current position of the boat.
GPSCoordinate newPosition = GPSCoordinate.calculateNewPosition(this.getCurrentPosition(), meters, Azimuth.fromBearing(this.getBearing()));
this.setCurrentPosition(newPosition);

241
racevisionGame/src/main/java/mock/model/MockRace.java
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@ -27,6 +27,7 @@ import static java.lang.Math.cos;
* Is responsible for simulating the race, and sending messages to a MockOutput instance.
*/
public class MockRace extends Race {
private RaceServer server;
/**
* An observable list of boats in the race.
@ -72,6 +73,8 @@ public class MockRace extends Race {
//Wind.
this.setWind(windGenerator.generateBaselineWind());
this.server = new RaceServer(this, latestMessages);
}
/**
@ -112,88 +115,6 @@ public class MockRace extends Race {
}
/**
* Parse the compound marker boats through mock output.
*/
private void parseMarks() {
for (CompoundMark compoundMark : this.compoundMarks) {
//Get the individual marks from the compound mark.
Mark mark1 = compoundMark.getMark1();
Mark mark2 = compoundMark.getMark2();
//If they aren't null, parse them (some compound marks only have one mark).
if (mark1 != null) {
this.parseIndividualMark(mark1);
}
if (mark2 != null) {
this.parseIndividualMark(mark2);
}
}
}
/**
* Parses an individual marker boat, and sends it to mockOutput.
* @param mark The marker boat to parse.
*/
private void parseIndividualMark(Mark mark) {
//Create message.
BoatLocation boatLocation = new BoatLocation(
mark.getSourceID(),
mark.getPosition().getLatitude(),
mark.getPosition().getLongitude(),
this.boatLocationSequenceNumber,
0, 0,
this.raceClock.getCurrentTimeMilli());
//Iterates the sequence number.
this.boatLocationSequenceNumber++;
this.latestMessages.setBoatLocation(boatLocation);
}
/**
* Parse the boats in the race, and send it to mockOutput.
*/
private void parseBoatLocations() {
//Parse each boat.
for (MockBoat boat : this.boats) {
this.parseIndividualBoatLocation(boat);
}
}
/**
* Parses an individual boat, and sends it to mockOutput.
* @param boat The boat to parse.
*/
private void parseIndividualBoatLocation(MockBoat boat) {
BoatLocation boatLocation = new BoatLocation(
boat.getSourceID(),
boat.getCurrentPosition().getLatitude(),
boat.getCurrentPosition().getLongitude(),
this.boatLocationSequenceNumber,
boat.getBearing().degrees(),
boat.getCurrentSpeed(),
this.raceClock.getCurrentTimeMilli());
//Iterates the sequence number.
this.boatLocationSequenceNumber++;
this.latestMessages.setBoatLocation(boatLocation);
}
/**
* Updates the race time to a specified value, in milliseconds since the unix epoch.
* @param currentTime Milliseconds since unix epoch.
@ -231,48 +152,6 @@ public class MockRace extends Race {
}
}
/**
* Parses the race status, and sends it to mockOutput.
*/
private void parseRaceStatus() {
//A race status message contains a list of boat statuses.
List<BoatStatus> boatStatuses = new ArrayList<>();
//Add each boat status to the status list.
for (MockBoat boat : this.boats) {
BoatStatus boatStatus = new BoatStatus(
boat.getSourceID(),
boat.getStatus(),
boat.getCurrentLeg().getLegNumber(),
boat.getEstimatedTimeAtNextMark().toInstant().toEpochMilli() );
boatStatuses.add(boatStatus);
}
//Convert wind direction and speed to ints. //TODO this conversion should be done inside the racestatus class.
int windDirectionInt = AC35UnitConverter.encodeHeading(this.getWindDirection().degrees());
int windSpeedInt = (int) (this.getWindSpeed() * Constants.KnotsToMMPerSecond);
//Create race status object, and send it.
RaceStatus raceStatus = new RaceStatus(
System.currentTimeMillis(),
this.raceId,
this.getRaceStatusEnum().getValue(),
this.raceClock.getStartingTimeMilli(),
windDirectionInt,
windSpeedInt,
this.getRaceType().getValue(),
boatStatuses);
this.latestMessages.setRaceStatus(raceStatus);
}
@ -320,16 +199,16 @@ public class MockRace extends Race {
setBoatsTimeNextMark(raceClock.getCurrentTime());
//Parse the boat locations.
parseBoatLocations();
server.parseBoatLocations();
//Parse the marks.
parseMarks();
server.parseMarks();
// Change wind direction
changeWindDirection();
//Parse the race status.
parseRaceStatus();
server.parseRaceStatus();
if (getRaceStatusEnum() == RaceStatusEnum.STARTED) {
@ -404,13 +283,13 @@ public class MockRace extends Race {
changeWindDirection();
//Parse the boat locations.
parseBoatLocations();
server.parseBoatLocations();
//Parse the marks.
parseMarks();
server.parseMarks();
//Parse the race status.
parseRaceStatus();
server.parseRaceStatus();
//Update the last frame time.
@ -427,7 +306,7 @@ public class MockRace extends Race {
@Override
public void handle(long now) {
parseRaceStatus();
server.parseRaceStatus();
if (iters > 500) {
stop();
@ -442,7 +321,7 @@ public class MockRace extends Race {
* This sets their starting positions and current legs.
*/
@Override
protected void initialiseBoats() {
public void initialiseBoats() {
//Gets the starting positions of the boats.
List<GPSCoordinate> startingPositions = getSpreadStartingPositions();
@ -487,7 +366,7 @@ public class MockRace extends Race {
*
* @return A list of starting positions.
*/
public List<GPSCoordinate> getSpreadStartingPositions() {
private List<GPSCoordinate> getSpreadStartingPositions() {
//The first compound marker of the race - the starting gate.
CompoundMark compoundMark = this.legs.get(0).getStartCompoundMark();
@ -529,23 +408,6 @@ public class MockRace extends Race {
}
/**
* Calculates a boat's VMG.
* @param boat The boat to calculate VMG for.
* @return VMG for the specified boat.
*/
private VMG calculateVMG(MockBoat boat) {
//Find the VMG inside these bounds.
VMG bestVMG = boat.getPolars().calculateVMG(this.getWindDirection(), this.getWindSpeed(), boat.calculateBearingToNextMarker(), Bearing.fromDegrees(0d), Bearing.fromDegrees(359.99999d));
return bestVMG;
}
/**
* Determines whether or not a given VMG improves the velocity of a boat, if it were currently using currentVMG.
* @param currentVMG The current VMG of the boat.
@ -553,7 +415,7 @@ public class MockRace extends Race {
* @param bearingToDestination The bearing between the boat and its destination.
* @return True if the new VMG is improves velocity, false otherwise.
*/
private boolean improvesVelocity(VMG currentVMG, VMG potentialVMG, Bearing bearingToDestination) {
public boolean improvesVelocity(VMG currentVMG, VMG potentialVMG, Bearing bearingToDestination) {
//Calculates the angle between the boat and its destination.
Angle angleBetweenDestAndHeading = Angle.fromDegrees(currentVMG.getBearing().degrees() - bearingToDestination.degrees());
@ -597,7 +459,7 @@ public class MockRace extends Race {
* @param updatePeriodMilliseconds The time, in milliseconds, since the last update.
* @param totalElapsedMilliseconds The total number of milliseconds that have elapsed since the start of the race.
*/
protected void updatePosition(MockBoat boat, long updatePeriodMilliseconds, long totalElapsedMilliseconds) {
public void updatePosition(MockBoat boat, long updatePeriodMilliseconds, long totalElapsedMilliseconds) {
//Checks if the current boat has finished the race or not.
boolean finish = this.isLastLeg(boat.getCurrentLeg());
@ -613,12 +475,19 @@ public class MockRace extends Race {
//Move the boat forwards that many meters, and advances its time counters by enough milliseconds.
boat.moveForwards(distanceTravelledMeters, updatePeriodMilliseconds * this.scaleFactor);
boat.moveForwards(distanceTravelledMeters);
long tackPeriod = 15000;
if (boat.getTimeSinceTackChange() > tackPeriod) {
//Calculate the new VMG.
VMG newVMG = this.calculateVMG(boat);
VMG newVMG = boat.getPolars().calculateVMG(
this.getWindDirection(),
this.getWindSpeed(),
boat.calculateBearingToNextMarker(),
Bearing.fromDegrees(0d),
Bearing.fromDegrees(359.99999d));
//If the new vmg improves velocity, use it.
@ -629,56 +498,6 @@ public class MockRace extends Race {
}
this.updateEstimatedTime(boat);
//Check the boats position (update leg and stuff).
this.checkPosition(boat, totalElapsedMilliseconds);
}
}
/**
* Checks if a boat has finished any legs, or has pulled out of race (DNF).
* @param boat The boat to check.
* @param timeElapsed The total time, in milliseconds, that has elapsed since the race started.
*/
protected void checkPosition(MockBoat boat, long timeElapsed) {
//The distance, in nautical miles, within which the boat needs to get in order to consider that it has reached the marker.
double epsilonNauticalMiles = 100.0 / Constants.NMToMetersConversion; //100 meters. TODO should be more like 5-10.
if (boat.calculateDistanceToNextMarker() < epsilonNauticalMiles) {
//Boat has reached its target marker, and has moved on to a new leg.
//Calculate how much the boat overshot the marker by.
double overshootMeters = boat.calculateDistanceToNextMarker();
//Move boat on to next leg.
Leg nextLeg = this.legs.get(boat.getCurrentLeg().getLegNumber() + 1);
boat.setCurrentLeg(nextLeg);
//Add overshoot distance into the distance travelled for the next leg.
boat.setDistanceTravelledInLeg(overshootMeters);
//Setting a high value for this allows the boat to immediately do a large turn, as it needs to in order to get to the next mark.
boat.setTimeSinceTackChange(999999);
//Check if the boat has finished or stopped racing.
if (this.isLastLeg(boat.getCurrentLeg())) {
//Boat has finished.
boat.setTimeFinished(timeElapsed);
boat.setCurrentSpeed(0);
boat.setStatus(BoatStatusEnum.FINISHED);
}
}
}
@ -713,18 +532,10 @@ public class MockRace extends Race {
return boats;
}
/**
* Initialises the wind bearing with the value of the windBaselineBearing.
*/
protected void initialiseWindDirection() {
//Set the starting bearing.
this.setWind(windGenerator.generateBaselineWind());
}
/**
* Changes the wind direction randomly, while keeping it within [windLowerBound, windUpperBound].
*/
protected void changeWindDirection() {
public void changeWindDirection() {
Wind nextWind = windGenerator.generateNextWind(raceWind.getValue());
@ -752,4 +563,8 @@ public class MockRace extends Race {
}
}
public List<CompoundMark> getCompoundMarks() {
return compoundMarks;
}
}

153
racevisionGame/src/main/java/mock/model/RaceServer.java
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@ -0,0 +1,153 @@
package mock.model;
import network.Messages.BoatLocation;
import network.Messages.BoatStatus;
import network.Messages.LatestMessages;
import network.Messages.RaceStatus;
import network.Utils.AC35UnitConverter;
import shared.model.CompoundMark;
import shared.model.Constants;
import shared.model.Mark;
import java.util.ArrayList;
import java.util.List;
/**
* Created by connortaylorbrown on 2/08/17.
*/
public class RaceServer {
private MockRace race;
private LatestMessages latestMessages;
/**
* The sequence number of the latest RaceStatus message sent or received.
*/
private int raceStatusSequenceNumber = 1;
/**
* The sequence number of the latest BoatLocation message sent or received.
*/
private int boatLocationSequenceNumber = 1;
public RaceServer(MockRace race, LatestMessages latestMessages) {
this.race = race;
this.latestMessages = latestMessages;
}
/**
* Parses an individual marker boat, and sends it to mockOutput.
* @param mark The marker boat to parse.
*/
private void parseIndividualMark(Mark mark) {
//Create message.
BoatLocation boatLocation = new BoatLocation(
mark.getSourceID(),
mark.getPosition().getLatitude(),
mark.getPosition().getLongitude(),
this.boatLocationSequenceNumber,
0, 0,
race.getRaceClock().getCurrentTimeMilli());
//Iterates the sequence number.
this.boatLocationSequenceNumber++;
this.latestMessages.setBoatLocation(boatLocation);
}
/**
* Parse the compound marker boats through mock output.
*/
public void parseMarks() {
for (CompoundMark compoundMark : race.getCompoundMarks()) {
//Get the individual marks from the compound mark.
Mark mark1 = compoundMark.getMark1();
Mark mark2 = compoundMark.getMark2();
//If they aren't null, parse them (some compound marks only have one mark).
if (mark1 != null) {
this.parseIndividualMark(mark1);
}
if (mark2 != null) {
this.parseIndividualMark(mark2);
}
}
}
/**
* Parse the boats in the race, and send it to mockOutput.
*/
public void parseBoatLocations() {
//Parse each boat.
for (MockBoat boat : race.getBoats()) {
this.parseIndividualBoatLocation(boat);
}
}
/**
* Parses an individual boat, and sends it to mockOutput.
* @param boat The boat to parse.
*/
private void parseIndividualBoatLocation(MockBoat boat) {
BoatLocation boatLocation = new BoatLocation(
boat.getSourceID(),
boat.getCurrentPosition().getLatitude(),
boat.getCurrentPosition().getLongitude(),
this.boatLocationSequenceNumber,
boat.getBearing().degrees(),
boat.getCurrentSpeed(),
race.getRaceClock().getCurrentTimeMilli());
//Iterates the sequence number.
this.boatLocationSequenceNumber++;
this.latestMessages.setBoatLocation(boatLocation);
}
/**
* Parses the race status, and sends it to mockOutput.
*/
public void parseRaceStatus() {
//A race status message contains a list of boat statuses.
List<BoatStatus> boatStatuses = new ArrayList<>();
//Add each boat status to the status list.
for (MockBoat boat : race.getBoats()) {
BoatStatus boatStatus = new BoatStatus(
boat.getSourceID(),
boat.getStatus(),
boat.getCurrentLeg().getLegNumber(),
boat.getEstimatedTimeAtNextMark().toInstant().toEpochMilli() );
boatStatuses.add(boatStatus);
}
//Convert wind direction and speed to ints. //TODO this conversion should be done inside the racestatus class.
int windDirectionInt = AC35UnitConverter.encodeHeading(race.getWindDirection().degrees());
int windSpeedInt = (int) (race.getWindSpeed() * Constants.KnotsToMMPerSecond);
//Create race status object, and send it.
RaceStatus raceStatus = new RaceStatus(
System.currentTimeMillis(),
race.getRaceId(),
race.getRaceStatusEnum().getValue(),
race.getRaceClock().getStartingTimeMilli(),
windDirectionInt,
windSpeedInt,
race.getRaceType().getValue(),
boatStatuses);
this.latestMessages.setRaceStatus(raceStatus);
}
}

5
racevisionGame/src/main/java/mock/model/commandFactory/CommandFactory.java
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@ -1,4 +1,9 @@
package mock.model.commandFactory;
import mock.model.MockBoat;
import mock.model.MockRace;
public interface CommandFactory {
void runCommand(MockBoat boat, MockRace race);
}

27
racevisionGame/src/main/java/mock/model/commandFactory/TackGybeCommand.java
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@ -0,0 +1,27 @@
package mock.model.commandFactory;
import mock.model.MockBoat;
import mock.model.MockRace;
import mock.model.VMG;
import shared.model.Bearing;
/**
* Created by David on 2/08/2017.
*/
public class TackGybeCommand implements CommandFactory {
//The refactoring of MockRace will require changes to be made
@Override
public void runCommand(MockBoat boat, MockRace race) {
/*VMG newVMG = boat.getPolars().calculateVMG(
race.getWindDirection(),
race.getWindSpeed(),
boat.calculateBearingToNextMarker(),
Bearing.fromDegrees(0d),
Bearing.fromDegrees(359.99999d));
VMG boatVMG = new VMG(boat.getCurrentSpeed(), boat.getBearing());
if(race.improvesVelocity(boatVMG, newVMG, boat.calculateBearingToNextMarker())){
boat.setVMG(newVMG);
}*/
}
}

24
racevisionGame/src/main/java/mock/model/commandFactory/VMGCommand.java
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@ -0,0 +1,24 @@
package mock.model.commandFactory;
import mock.model.MockBoat;
import mock.model.MockRace;
import mock.model.VMG;
import shared.model.Bearing;
/**
* Created by David on 2/08/2017.
*/
public class VMGCommand implements CommandFactory {
//The refactoring of MockRace will require changes to be made
@Override
public void runCommand(MockBoat boat, MockRace race) {
/*VMG newVMG = boat.getPolars().calculateVMG(
race.getWindDirection(),
race.getWindSpeed(),
boat.calculateBearingToNextMarker(),
Bearing.fromDegrees(0d),
Bearing.fromDegrees(359.99999d));
boat.setVMG(newVMG);*/
}
}

2
racevisionGame/src/main/java/shared/model/Constants.java
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@ -38,7 +38,7 @@ public class Constants {
/**
* The race pre-start time, in milliseconds. 3 minutes.
*/
public static final long RacePreStartTime = 3 * 60 * 1000;
public static final long RacePreStartTime = 1 * 10 * 1000;
/**

16
racevisionGame/src/main/java/shared/model/Race.java
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@ -43,18 +43,6 @@ public abstract class Race implements Runnable {
*/
protected LatestMessages latestMessages;
/**
* The sequence number of the latest BoatLocation message sent or received.
*/
protected int boatLocationSequenceNumber = 1;
/**
* The sequence number of the latest RaceStatus message sent or received.
*/
protected int raceStatusSequenceNumber = 1;
/**
* A list of compound marks in the race.
*/
@ -364,4 +352,8 @@ public abstract class Race implements Runnable {
this.lastFpsResetTime = 0;
}
}
public int getRaceId() {
return raceId;
}
}

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