Merge remote-tracking branch 'remotes/origin/master' into CommandFactory

# Conflicts:
#	racevisionGame/src/main/java/mock/model/commandFactory/TackGybeCommand.java
#	racevisionGame/src/main/java/mock/model/commandFactory/VMGCommand.java
This commit is contained in:
Connor Taylor-Brown
2017-08-15 01:01:06 +12:00
19 changed files with 951 additions and 83 deletions
@@ -22,6 +22,14 @@ public class MockBoat extends Boat {
*/
private long timeSinceTackChange = 0;
/**
* This stores the boats current status of rounding a mark
* 0: not started rounding
* 1: passed only first check
* 2: passed first and second check
*/
private Integer roundingStatus = 0;
/**
* Stores whether the boat is on autoVMG or not
*/
@@ -67,10 +75,19 @@ public class MockBoat extends Boat {
//Get the start and end points.
GPSCoordinate currentPosition = this.getCurrentPosition();
GPSCoordinate nextMarkerPosition = this.getCurrentLeg().getEndCompoundMark().getAverageGPSCoordinate();
GPSCoordinate nextMarkerPosition;
// if boat is at the finish
if (this.getCurrentLeg().getEndCompoundMark() == null) {
nextMarkerPosition = currentPosition;
}
else {
nextMarkerPosition = this.getCurrentLeg().getEndCompoundMark().getAverageGPSCoordinate();
}
//Calculate bearing.
Bearing bearing = GPSCoordinate.calculateBearing(currentPosition, nextMarkerPosition);
return bearing;
}
@@ -196,6 +213,90 @@ public class MockBoat extends Boat {
return distanceTravelledMeters;
}
/**
* Check if a mark is on the port side of the boat
* @param mark mark to be passed
* @return true if mark is on port side
*/
public boolean isPortSide(Mark mark){
Bearing towardsMark = GPSCoordinate.calculateBearing(this.getCurrentPosition(), mark.getPosition());
if (towardsMark.degrees() > 315 || towardsMark.degrees() <= 45){
//south quadrant
return this.getBearing().degrees() <= 180;
} else if(towardsMark.degrees() > 45 && towardsMark.degrees() <= 135){
//west quadrant
return (this.getBearing().degrees() <= 270 && this.getBearing().degrees() >= 90);
}else if(towardsMark.degrees() > 135 && towardsMark.degrees() <= 225){
//north quadrant
return this.getBearing().degrees() >= 180;
}else if(towardsMark.degrees() > 225 && towardsMark.degrees() <= 315){
//east quadrant
return (this.getBearing().degrees() <= 90 || this.getBearing().degrees() >= 270);
}else{
//should not reach here
return false;
}
}
/**
* Check if a mark is on the starboard side of the boat
* @param mark mark to be passed
* @return true if mark is on starboard side
*/
public boolean isStarboardSide(Mark mark){
//if this boat is lower than the mark check which way it is facing
Bearing towardsMark = GPSCoordinate.calculateBearing(this.getCurrentPosition(), mark.getPosition());
if (towardsMark.degrees() > 315 || towardsMark.degrees() <= 45){
//south quadrant
return !(this.getBearing().degrees() <= 180);
} else if(towardsMark.degrees() > 45 && towardsMark.degrees() <= 135){
//west quadrant
return !(this.getBearing().degrees() <= 270 && this.getBearing().degrees() >= 90);
}else if(towardsMark.degrees() > 135 && towardsMark.degrees() <= 225){
//north quadrant
return !(this.getBearing().degrees() >= 180);
}else if(towardsMark.degrees() > 225 && towardsMark.degrees() <= 315){
//east quadrant
return !(this.getBearing().degrees() <= 90 || this.getBearing().degrees() >= 270);
}else{
//should not reach here
return false;
}
}
/**
* Used to check if this boat is between a gate
* @param gate the gate to be checked
* @return true if the boat is between two marks that make up a gate
*/
public boolean isBetweenGate(CompoundMark gate){
return (this.isPortSide(gate.getMark1()) && this.isStarboardSide(gate.getMark2())) ||
(this.isStarboardSide(gate.getMark1()) && this.isPortSide(gate.getMark2()));
}
/**
* Used to check if this boat is between a two marks
* @param mark1 the first mark
* @param mark2 the second mark
* @return true if the boat is between two marks
*/
public boolean isBetweenGate(Mark mark1, Mark mark2){
return (this.isPortSide(mark1) && this.isStarboardSide(mark2)) ||
(this.isStarboardSide(mark1) && this.isPortSide(mark2));
}
public Integer getRoundingStatus() {
return Integer.valueOf(roundingStatus);
}
public void increaseRoundingStatus() {
this.roundingStatus++;
}
public void resetRoundingStatus() {
this.roundingStatus = 0;
}
public boolean isAutoVMG() {
return autoVMG;
}
@@ -1,18 +1,16 @@
package mock.model;
import network.Messages.Enums.BoatStatusEnum;
import network.Messages.Enums.RaceStatusEnum;
import network.Messages.LatestMessages;
import org.opengis.geometry.primitive.*;
import shared.dataInput.BoatDataSource;
import shared.dataInput.RaceDataSource;
import network.Messages.Enums.RaceStatusEnum;
import shared.dataInput.RegattaDataSource;
import shared.enums.RoundingType;
import shared.model.*;
import shared.model.Bearing;
import java.time.ZonedDateTime;
import java.time.temporal.ChronoUnit;
import java.time.temporal.TemporalUnit;
import java.util.*;
import static java.lang.Math.cos;
@@ -322,6 +320,8 @@ public class MockRace extends Race {
if (!finish && totalElapsedMilliseconds >= updatePeriodMilliseconds) {
checkPosition(boat, totalElapsedMilliseconds);
if (boat.getCurrentSpeed() == 0) {
newOptimalVMG(boat);
boat.setBearing(boat.calculateBearingToNextMarker());
@@ -381,6 +381,251 @@ public class MockRace extends Race {
}
}
/**
* Calculates the upper and lower bounds that the boat may have in order to not go outside of the course.
* @param boat The boat to check.
* @return An array of bearings. The first is the lower bound, the second is the upper bound.
*/
private Bearing[] calculateBearingBounds(MockBoat boat) {
Bearing[] bearings = new Bearing[2];
Bearing lowerBearing = Bearing.fromDegrees(0.001);
Bearing upperBearing = Bearing.fromDegrees(359.999);
double lastAngle = -1;
boolean lastAngleWasGood = false;
//Check all bearings between [0, 360).
for (double angle = 0; angle < 360; angle += 1) {
//Create bearing from angle.
Bearing bearing = Bearing.fromDegrees(angle);
//Check that if it is acceptable.
boolean bearingIsGood = this.checkBearingInsideCourse(bearing, boat.getCurrentPosition());
if (lastAngle != -1) {
if (lastAngleWasGood && !bearingIsGood) {
//We have flipped over from good bearings to bad bearings. So the last good bearing is the upper bearing.
upperBearing = Bearing.fromDegrees(lastAngle);
}
if (!lastAngleWasGood && bearingIsGood) {
//We have flipped over from bad bearings to good bearings. So the current bearing is the lower bearing.
lowerBearing = Bearing.fromDegrees(angle);
}
}
lastAngle = angle;
lastAngleWasGood = bearingIsGood;
}
//TODO BUG if it can't find either upper or lower, it returns (0, 359.999). Should return (boatbearing, boatbearing+0.0001)
bearings[0] = lowerBearing;
bearings[1] = upperBearing;
return bearings;
}
/**
* Checks if a given bearing, starting at a given position, would put a boat out of the course boundaries.
* @param bearing The bearing to check.
* @param position The position to start from.
* @return True if the bearing would keep the boat in the course, false if it would take it out of the course.
*/
private boolean checkBearingInsideCourse(Bearing bearing, GPSCoordinate position) {
//Get azimuth from bearing.
Azimuth azimuth = Azimuth.fromBearing(bearing);
//Tests to see if a point in front of the boat is out of bounds.
double epsilonMeters = 50d;
GPSCoordinate testCoord = GPSCoordinate.calculateNewPosition(position, epsilonMeters, azimuth);
//If it isn't inside the boundary, calculate new bearing.
if (GPSCoordinate.isInsideBoundary(testCoord, this.shrinkBoundary)) {
return true;
} else {
return false;
}
}
/**
* Checks to be run on boats rounding marks on the port side
* @param boat the boat that is rounding a mark
* @param roundingChecks the checks to run
* @param legBearing the direction of the leg
*/
private void boatRoundingCheckPort(MockBoat boat, List<GPSCoordinate> roundingChecks, Bearing legBearing) {
//boats must pass all checks in order to round a mark
//boolean for if boat has to/needs to pass through a gate
boolean gateCheck = boat.getCurrentLeg().getEndCompoundMark().getMark2() == null || boat.isBetweenGate(boat.getCurrentLeg().getEndCompoundMark());
Mark roundingMark = boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing);
switch (boat.getRoundingStatus()) {
case 0://hasn't started rounding
if (boat.isPortSide(roundingMark) &&
GPSCoordinate.passesLine(roundingMark.getPosition(),
roundingChecks.get(0), boat.getCurrentPosition(), legBearing) &&
gateCheck && boat.isBetweenGate(roundingMark, Mark.tempMark(roundingChecks.get(0)))) {
boat.increaseRoundingStatus();
if (boat.getCurrentLeg().getLegNumber() + 2 >= legs.size()){
//boat has finished race
boat.increaseRoundingStatus();
}
}
break;
case 1://has been parallel to the mark;
if (boat.isPortSide(roundingMark) &&
GPSCoordinate.passesLine(roundingMark.getPosition(),
roundingChecks.get(1), boat.getCurrentPosition(),
Bearing.fromDegrees(legBearing.degrees() - 90)) &&//negative 90 from bearing because of port rounding
boat.isBetweenGate(roundingMark, Mark.tempMark(roundingChecks.get(1)))) {
boat.increaseRoundingStatus();
}
break;
case 2://has traveled 180 degrees around the mark
//Move boat on to next leg.
boat.resetRoundingStatus();
Leg nextLeg = this.legs.get(boat.getCurrentLeg().getLegNumber() + 1);
boat.setCurrentLeg(nextLeg);
break;
}
}
/**
* Checks to be run on boats rounding marks on the starboard side
* @param boat the boat that is rounding a mark
* @param roundingChecks the checks to run
* @param legBearing the direction of the leg
*/
private void boatRoundingCheckStarboard(MockBoat boat, List<GPSCoordinate> roundingChecks, Bearing legBearing){
//boats must pass all checks in order to round a mark
//boolean for if boat has to/needs to pass through a gate
boolean gateCheck = boat.getCurrentLeg().getEndCompoundMark().getMark2() == null || boat.isBetweenGate(boat.getCurrentLeg().getEndCompoundMark());
Mark roundingMark = boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing);
switch (boat.getRoundingStatus()) {
case 0://hasn't started rounding
if (boat.isStarboardSide(roundingMark) &&
GPSCoordinate.passesLine(roundingMark.getPosition(),
roundingChecks.get(0), boat.getCurrentPosition(), legBearing) &&
gateCheck &&
boat.isBetweenGate(roundingMark, Mark.tempMark(roundingChecks.get(0)))) {
boat.increaseRoundingStatus();
if (boat.getCurrentLeg().getLegNumber() + 2 >= legs.size()){
//boat has finished race
boat.increaseRoundingStatus();
}
}
break;
case 1://has been parallel to the mark
if (boat.isStarboardSide(roundingMark) &&
GPSCoordinate.passesLine(roundingMark.getPosition(),
roundingChecks.get(1), boat.getCurrentPosition(), Bearing.fromDegrees(legBearing.degrees() + 90)) && //positive 90 from bearing because of starboard rounding
boat.isBetweenGate(roundingMark, Mark.tempMark(roundingChecks.get(1)))) {
boat.increaseRoundingStatus();
}
break;
case 2://has traveled 180 degrees around the mark
//Move boat on to next leg.
boat.resetRoundingStatus();
Leg nextLeg = this.legs.get(boat.getCurrentLeg().getLegNumber() + 1);
boat.setCurrentLeg(nextLeg);
break;
}
}
/**
* 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 = boat.getCurrentLeg().getEndCompoundMark().getRoundingDistance(); //250 meters.
if (boat.calculateDistanceToNextMarker() < epsilonNauticalMiles) {
//Boat is within an acceptable distance from the mark.
GPSCoordinate startDirectionLinePoint = boat.getCurrentLeg().getStartCompoundMark().getMark1Position();
GPSCoordinate endDirectionLinePoint = boat.getCurrentLeg().getEndCompoundMark().getMark1Position();
Bearing bearingOfDirectionLine = GPSCoordinate.calculateBearing(startDirectionLinePoint, endDirectionLinePoint);
//use the direction line to create three invisible points that act as crossover lines a boat must cross
//to round a mark
double bearingToAdd;
if (boat.getCurrentLeg().getEndCompoundMark().getRoundingType() == RoundingType.Port ||
boat.getCurrentLeg().getEndCompoundMark().getRoundingType() == RoundingType.SP){
bearingToAdd = 90;
}else{
bearingToAdd = -90;
}
GPSCoordinate roundCheck1 = GPSCoordinate.calculateNewPosition(endDirectionLinePoint,
epsilonNauticalMiles, Azimuth.fromDegrees(bearingOfDirectionLine.degrees() + bearingToAdd));
GPSCoordinate roundCheck2;
try{
Leg nextLeg = legs.get(legs.indexOf(boat.getCurrentLeg()) + 1);
GPSCoordinate startNextDirectionLinePoint = nextLeg.getStartCompoundMark().getMark1Position();
GPSCoordinate endNextDirectionLinePoint = nextLeg.getEndCompoundMark().getMark1Position();
Bearing bearingOfNextDirectionLine = GPSCoordinate.calculateBearing(startNextDirectionLinePoint, endNextDirectionLinePoint);
roundCheck2 = GPSCoordinate.calculateNewPosition(endDirectionLinePoint,
epsilonNauticalMiles, Azimuth.fromDegrees(bearingOfNextDirectionLine.degrees() + bearingToAdd));
}catch(NullPointerException e){
//this is caused by the last leg not being having a leg after it
roundCheck2 = roundCheck1;
}
List<GPSCoordinate> roundingChecks = new ArrayList<GPSCoordinate>(Arrays.asList(roundCheck1, roundCheck2));
switch (boat.getCurrentLeg().getEndCompoundMark().getRoundingType()) {
case SP://Not yet implemented so these gates will be rounded port side
case Port:
boatRoundingCheckPort(boat, roundingChecks, bearingOfDirectionLine);
break;
case PS://not yet implemented so these gates will be rounded starboard side
case Starboard:
boatRoundingCheckStarboard(boat, roundingChecks, bearingOfDirectionLine);
break;
}
//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);
}
}
}
/**
* Returns the number of boats that are still active in the race.
* They become inactive by either finishing or withdrawing.
@@ -2,7 +2,6 @@ package mock.model.commandFactory;
import mock.model.MockBoat;
import mock.model.MockRace;
import mock.model.VMG;
import shared.model.Bearing;
/**
@@ -44,8 +43,7 @@ public class TackGybeCommand implements Command {
*/
public double calcDistance(double degreeA, double degreeB){
double phi = Math.abs(degreeB - degreeA) % 360;
double distance = phi > 180 ? 360 - phi : phi;
return distance;
return phi > 180 ? 360 - phi : phi;
}
}