X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altoslib%2FAltosRotation.java;h=97cf78967921f8bb10bc1c0d45bb8c7bc0969345;hb=085336c45ce0577031a7af5de117a8b856160708;hp=e9c447ad1e4d69e355a96b25ab630809878a6fdf;hpb=b1a90adac9f6e2a609ce1ccd6749462bb5c9adbe;p=fw%2Faltos

diff --git a/altoslib/AltosRotation.java b/altoslib/AltosRotation.java
index e9c447ad..97cf7896 100644
--- a/altoslib/AltosRotation.java
+++ b/altoslib/AltosRotation.java
@@ -17,7 +17,7 @@
 
 package org.altusmetrum.altoslib_11;
 
-public class AltosRotation implements AltosHashable {
+public class AltosRotation extends AltosQuaternion {
 	private AltosQuaternion		rotation;
 
 	public double tilt() {
@@ -48,21 +48,7 @@ public class AltosRotation implements AltosHashable {
 		rotation = up.vectors_to_rotation(orient);
 	}
 
-	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);
+	public AltosRotation() {
+		rotation = new AltosQuaternion();
 	}
 }