Importing geotools library to calculate next coordinate for boat

-Currently getting ClassDefNotFound error
- I think one of th elibraries dependencies is visible and compile time not runtime

#story[9] #implement

src/main/java/seng302/App.java

@@ -23,6 +23,8 @@ public class App extends Application
 
     public static void main( String[] args )
     {
+
+
         launch(args);
         /* SPRINT 1 Leftovers
         int timescale = 0;   // Scale 5 min to 1 min, 1min = 200 5 min = 1000

src/main/java/seng302/Model/ConstantVelocityRace.java

@@ -1,5 +1,11 @@
 package seng302.Model;
 
+
+import java.awt.*;
+import java.awt.geom.Point2D;
+
+import org.geotools.geometry.DirectPosition1D;
+import org.geotools.referencing.GeodeticCalculator;
 import seng302.GPSCoordinate;
 import seng302.GraphCoordinate;
 
@@ -28,30 +34,29 @@ public class ConstantVelocityRace extends Race {
         double totalDistanceTravelled = distanceTravelled + boat.getDistanceTravelledInLeg();
 
         boat.setDistanceTravelledInLeg(totalDistanceTravelled);
-        boat.setCurrentPosition(calculate_position(boat.getCurrentLeg().getStartGraphCoordinate(),
+        boat.setCurrentPosition(calculatePosition(boat.getCurrentLeg().getStartGraphCoordinate(),
                 totalDistanceTravelled, boat.calculateHeading()));
         //Calculate new coordinates based on boat's heading for the leg, and distance traveled
     }
 
-    protected static GPSCoordinate calculate_position(GPSCoordinate oldCoordinates, double distanceTravelled, double heading) {
+    public static GPSCoordinate calculatePosition(GPSCoordinate oldCoordinates, double distanceTravelled, double heading) {
 
         //Find new coordinate using current heading and distance
 
-        double oldLatitude = oldCoordinates.getLatitude();
+        GeodeticCalculator geodeticCalculator = new GeodeticCalculator();
 
-        double EARTH_RADIUS = 6371; //km
-        double oldLongitude = oldCoordinates.getLongitude();
-        double angularDistance = distanceTravelled / EARTH_RADIUS;
+        Point2D startPoint = new Point2D.Double(oldCoordinates.getLatitude(), oldCoordinates.getLongitude());
+        geodeticCalculator.setStartingGeographicPoint(startPoint);
+
+        double azimuth = heading - 180;
+        geodeticCalculator.setDirection(azimuth, distanceTravelled);
 
 
-        double newLatitude = Math.asin( Math.sin(oldLatitude)*Math.cos(angularDistance) +
-                Math.cos(oldLatitude)*Math.sin(angularDistance)*Math.cos(heading) );
-        double newLongitude = oldLongitude + Math.atan2(Math.sin(heading)*Math.sin(angularDistance)*Math.cos(oldLatitude),
-                Math.cos(angularDistance)-Math.sin(oldLatitude)*Math.sin(newLatitude));
 
 
-        return new GPSCoordinate(newLatitude, newLongitude);
+        Point2D endPoint = geodeticCalculator.getDestinationGeographicPoint();
 
+        return new GPSCoordinate(endPoint.getX(), endPoint.getY());
     }
 
 

src/main/java/seng302/Model/Race.java

@@ -72,7 +72,6 @@ public abstract class Race {
     }
 
 
-
     protected void checkPosition(BoatInRace boat, long timeElapsed) {
 
         if (boat.getDistanceTravelledInLeg() > boat.getCurrentLeg().getDistance()){
@@ -83,6 +82,7 @@ public abstract class Race {
                 finishingBoats.add(boat);
             } else {
                 boat.setDistanceTravelledInLeg(boat.getDistanceTravelledInLeg() - boat.getCurrentLeg().getDistance());
+
                 Leg nextLeg = legs[boat.getCurrentLeg().getLegNumber() + 1];
                 boat.setCurrentLeg(nextLeg);
                 boat.setDistanceTravelledInLeg(boat.getDistanceTravelledInLeg());

src/test/java/seng302/Model/ConstantVelocityRaceTest.java

@@ -1,5 +1,6 @@
 package seng302.Model;
 
+
 import org.junit.Test;
 import seng302.GPSCoordinate;
 
@@ -11,7 +12,7 @@ public class ConstantVelocityRaceTest {
     @Test
     public void travelling5nmNorthGivesCorrectNewCoordinates() {
         GPSCoordinate oldPos = new GPSCoordinate(0, 0);
-        System.out.print(ConstantVelocityRace.calculate_position(oldPos, 1, 0).getLatitude());
-
+        System.out.println(ConstantVelocityRace.calculatePosition(oldPos, 18520, 90).getLatitude());
+        System.out.println(ConstantVelocityRace.calculatePosition(oldPos, 18520, 90).getLongitude());
     }
 }