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Polar velocities should now work as intended.

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Snapping to VMG still needs to be implemented.
Still an issue of not being able to pass the total upwind or downwind point

tags: #story[986]
This commit is contained in:
William Muir
2017-07-25 22:19:03 +12:00
parent c8a96dcce9
commit a56dac1e87
5 changed files with 46 additions and 32 deletions
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src/main/java/seng302/models/Yacht.java
+28 -12
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@@ -4,6 +4,7 @@ import static seng302.utilities.GeoUtility.getGeoCoordinate;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import javafx.scene.paint.Color;
import seng302.client.ClientPacketParser;
@@ -110,8 +111,8 @@ public class Yacht {
this.position = "-";
this.sailIn = false;
this.location = new GeoPoint(57.670341, 11.826856);
this.heading = 120.0;
this.velocity = 50000.0;
this.heading = 120.0; //In degrees
this.velocity = 0d; //in mms-1
}
/**
@@ -120,13 +121,14 @@ public class Yacht {
public void update(Long timeInterval) {
if (sailIn) {
Double secondsElapsed = timeInterval / 1000000.0;
Double thisHeading = ((double) Math.floorMod(heading.longValue(), 360L));
Double windSpeedKnots = 0d;
Double boatSpeedInKnots = PolarTable.getBoatSpeed(windSpeedKnots, thisHeading);
velocity = boatSpeedInKnots / ClientPacketParser.MS_TO_KNOTS * 3000;
//System.out.println("velocity = " + velocity);
Double windSpeedKnots = GameState.getWindSpeedKnots();
Double trueWindAngle = Math.abs(GameState.getWindDirection() - heading);
Double boatSpeedInKnots = PolarTable.getBoatSpeed(windSpeedKnots, trueWindAngle);
velocity = boatSpeedInKnots / ClientPacketParser.MS_TO_KNOTS * 1000;
Double metersCovered = velocity * secondsElapsed;
location = getGeoCoordinate(location, heading, metersCovered);
} else {
velocity = 0d;
}
}
@@ -136,13 +138,16 @@ public class Yacht {
}
public void adjustHeading(Double amount) {
Double newVal = heading + amount;
lastHeading = heading;
// TODO: 24/07/17 wmu16 - '%' in java does remainder, we need modulo. All this must be changed here, this is why we have neg values!
heading = (heading + amount) % 360.0;
heading = (double) Math.floorMod(newVal.longValue(), 360L);
}
public void tackGybe(Double windDirection) {
adjustHeading(-2 * ((heading - windDirection) % 360));
Double normalizedHeading = heading - GameState.windDirection;
normalizedHeading = (double) Math.floorMod(normalizedHeading.longValue(), 360);
adjustHeading(-2 * normalizedHeading);
}
public void toggleSailIn() {
@@ -150,7 +155,8 @@ public class Yacht {
}
public void turnUpwind() {
Double normalizedHeading = (heading - GameState.windDirection) % 360;
Double normalizedHeading = heading - GameState.windDirection;
normalizedHeading = (double) Math.floorMod(normalizedHeading.longValue(), 360);
if (normalizedHeading == 0) {
if (lastHeading < 180) {
adjustHeading(-TURN_STEP);
@@ -171,7 +177,8 @@ public class Yacht {
}
public void turnDownwind() {
Double normalizedHeading = (heading - GameState.windDirection) % 360;
Double normalizedHeading = heading - GameState.windDirection;
normalizedHeading = (double) Math.floorMod(normalizedHeading.longValue(), 360);
if (normalizedHeading == 0) {
if (lastHeading < 180) {
adjustHeading(TURN_STEP);
@@ -191,6 +198,11 @@ public class Yacht {
}
}
public void turnToVMG() {
// TODO: 25/07/17 wmu16 - Fix this so it grabs the optimal value from the optimal Polar
}
public String getBoatType() {
return boatType;
@@ -294,10 +306,14 @@ public class Yacht {
this.markRoundTime = markRoundingTime;
}
public double getVelocity() {
public double getVelocityMMS() {
return velocity;
}
public Double getVelocityKnots() {
return velocity / 1000 * ClientPacketParser.MS_TO_KNOTS;
}
public Long getTimeTillNext() {
return timeTillNext;
}