Small clean-up and ignore computed trackers in PoseFrame by default

src/main/java/dev/slimevr/gui/AutoBoneWindow.java

@@ -37,14 +37,14 @@ public class AutoBoneWindow extends JFrame {
 
 	private EJBox pane;
 
-	private final VRServer server;
-	private final SkeletonConfig skeletonConfig;
-	private final PoseRecorder poseRecorder;
-	private final AutoBone autoBone;
+	private final transient VRServer server;
+	private final transient SkeletonConfig skeletonConfig;
+	private final transient PoseRecorder poseRecorder;
+	private final transient AutoBone autoBone;
 
-	private Thread recordingThread = null;
-	private Thread saveRecordingThread = null;
-	private Thread autoBoneThread = null;
+	private transient Thread recordingThread = null;
+	private transient Thread saveRecordingThread = null;
+	private transient Thread autoBoneThread = null;
 
 	private JButton saveRecordingButton;
 	private JButton adjustButton;
@@ -292,7 +292,7 @@ public class AutoBoneWindow extends JFrame {
 									setText("Load...");
 									List<Pair<String, PoseFrame[]>> frameRecordings = loadRecordings();
 
-									if (frameRecordings.size() > 0) {
+									if (!frameRecordings.isEmpty()) {
 										LogManager.log.info("[AutoBone] Done loading frames!");
 									} else {
 										Future<PoseFrame[]> framesFuture = poseRecorder.getFramesAsync();
@@ -354,7 +354,7 @@ public class AutoBoneWindow extends JFrame {
 										lengthsLabel.setText(lengthsString);
 									}
 
-									if (heightPercentError.size() > 0) {
+									if (!heightPercentError.isEmpty()) {
 										float mean = 0f;
 										for (float val : heightPercentError) {
 											mean += val;

src/main/java/dev/slimevr/vr/autobone/SimpleSkeleton.java

@@ -248,8 +248,7 @@ public class SimpleSkeleton {
 	}
 
 	public TransformNode getNode(String node) {
-		TransformNode transformNode = nodes.get(node);
-		return transformNode;
+		return nodes.get(node);
 	}
 
 	public TransformNode getNode(TrackerBodyPosition bodyPosition) {

src/main/java/dev/slimevr/vr/poserecorder/PoseFrame.java

@@ -4,6 +4,7 @@ import java.util.List;
 
 import io.eiren.util.collections.FastList;
 import io.eiren.vr.processor.TrackerBodyPosition;
+import io.eiren.vr.trackers.ComputedTracker;
 import io.eiren.vr.trackers.Tracker;
 import io.eiren.vr.trackers.TrackerUtils;
 
@@ -15,7 +16,12 @@ public final class PoseFrame {
 		this.trackerFrames = trackerFrames;
 	}
 
+	// Ignore computed trackers by default
 	public static PoseFrame fromTrackers(List<Tracker> trackers) {
+		return fromTrackers(trackers, false);
+	}
+
+	public static PoseFrame fromTrackers(List<Tracker> trackers, boolean includeComputed) {
 		if (trackers == null || trackers.isEmpty()) {
 			return null;
 		}
@@ -23,6 +29,11 @@ public final class PoseFrame {
 		List<TrackerFrame> trackerFrames = new FastList<TrackerFrame>(trackers.size());
 
 		for (Tracker tracker : trackers) {
+			// Ignore computed trackers if they aren't requested
+			if (!includeComputed && tracker.getClass().equals(ComputedTracker.class)) {
+				continue;
+			}
+
 			TrackerFrame trackerFrame = TrackerFrame.fromTracker(tracker);
 
 			if (trackerFrame != null) {

src/main/java/dev/slimevr/vr/poserecorder/PoseFrameIO.java

@@ -7,7 +7,6 @@ import java.io.DataOutputStream;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
-import java.util.HashMap;
 import java.util.List;
 
 import com.jme3.math.Quaternion;