+
+ public AltosHashSet hashSet() {
+ AltosHashSet h = new AltosHashSet();
+
+ h.putHashable("rotation", rotation);
+ return h;
+ }
+
+ public AltosRotation(AltosHashSet h) {
+ rotation = new AltosQuaternion(h.getHash("rotation"));
+ }
+
+ public static AltosRotation fromHashSet(AltosHashSet h, AltosRotation def) {
+ if (h == null)
+ return def;
+
+ return new AltosRotation(h);
+ }