*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
package org.altusmetrum.altoslib_11;
-public class AltosRotation {
+public class AltosRotation extends AltosQuaternion {
private AltosQuaternion rotation;
public double tilt() {
AltosQuaternion up = new AltosQuaternion(0, 0, 0, sky);
rotation = up.vectors_to_rotation(orient);
}
+
+ public AltosRotation() {
+ rotation = new AltosQuaternion();
+ }
}