VMGCommand now toggles autoVMG on and off. Linked up observer and observable so the current boat can now be controlled. Fixed autoVMG not working.

#Story[1097]

racevisionGame/src/main/java/mock/model/MockRace.java

@@ -350,7 +350,7 @@ public class MockRace extends Race {
     }
 
     private void newOptimalVMG(MockBoat boat) {
-        long tackPeriod = 15000;
+        long tackPeriod = 1000;
 
         if (boat.getTimeSinceTackChange() > tackPeriod) {
             //Calculate the new VMG.

racevisionGame/src/main/java/mock/model/commandFactory/TackGybeCommand.java

@@ -2,6 +2,7 @@ package mock.model.commandFactory;
 
 import mock.model.MockBoat;
 import mock.model.MockRace;
+import mock.model.VMG;
 import shared.model.Bearing;
 
 /**
@@ -19,16 +20,14 @@ public class TackGybeCommand implements Command {
     //The refactoring of MockRace will require changes to be made
     @Override
     public void execute() {
-        /*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);
+        /*if(boat.getBearing().degrees()>180){
+            boat.setBearing(Bearing.fromDegrees(360 - race.getWindDirection().degrees()));
+        } else {
+            boat.setBearing(Bearing.fromDegrees(race.getWindDirection().degrees()));
         }*/
-        this.boat.setBearing(Bearing.fromDegrees(360 - boat.getBearing().degrees()));
+        System.out.println(race.getWindDirection().degrees());
+        double angle = Math.max(race.getWindDirection().degrees(), boat.getBearing().degrees()) - Math.min(race.getWindDirection().degrees(), boat.getBearing().degrees());
+        boat.setBearing(Bearing.fromDegrees(angle));
     }
 }
+