Finished playable 3D race with first person camera

- Camera pivot must be manually updated
- GPS coordinates are scaled by an arbitrary amount to make movement visible
- Model has to be flipped 180 degrees to move forward

#story[1261]

racevisionGame/src/main/java/visualiser/layout/View3D.java

@@ -34,7 +34,7 @@ public class View3D extends Pane {
      */
     private double farClip;
     /**
-     * Position camera pivots around
+     * Camera origin
      */
     private Translate pivot;
     /**
@@ -112,14 +112,11 @@ public class View3D extends Pane {
         this.farClip = farClip;
     }
 
-    /**
-     * Set object to centre on camera
-     * @param pivot centred object
-     */
-    public void setPivot(Subject3D pivot) {
-        this.pivot = pivot.getPosition();
+    public void updatePivot(Translate pivot) {
+        this.pivot.setX(pivot.getX());
+        this.pivot.setY(pivot.getY());
+        this.pivot.setZ(pivot.getZ());
     }
-
     /**
      * Set distance of camera from pivot
      * @param distance in units
@@ -143,8 +140,4 @@ public class View3D extends Pane {
     public void setPitch(double pitch) {
         this.pitch.setAngle(-pitch);
     }
-
-    public PerspectiveCamera getCamera() {
-        return camera;
-    }
 }