public synchronized Term getTracks() {
Set<BigInteger> trackIdentifiers = tracks.keySet();
Iterator<BigInteger> trackIdentifiersIterator = trackIdentifiers.iterator();
Term list1 = PrologEmptyList.instance;
while (trackIdentifiersIterator.hasNext()) {
BigInteger blobIdentifier = trackIdentifiersIterator.next();
StableTrack track = tracks.get(blobIdentifier);
Term prologIdentifier = new PrologInteger(blobIdentifier);
ArrayList<TrackSegment> segmentList = track.getTrackSegments();
ListIterator<TrackSegment> segmentListIterator = segmentList.listIterator(segmentList.size());
Term list2 = PrologEmptyList.instance;
while (segmentListIterator.hasPrevious()) {
TrackSegment segment = segmentListIterator.previous();
int[][] rectangles = segment.rectangles;
if (rectangles.length <= 0) {
continue;
}
;
long beginningTime = segment.beginningTime;
int[] firstRectangle = rectangles[0];
long frameNumber1 = beginningTime + firstRectangle[0];
long x1 = StrictMath.round((firstRectangle[1] + firstRectangle[2]) / 2.0);
long y1 = StrictMath.round((firstRectangle[3] + firstRectangle[4]) / 2.0);
int[] lastRectangle = rectangles[rectangles.length - 1];
long frameNumber2 = beginningTime + lastRectangle[0];
long x2 = StrictMath.round((lastRectangle[1] + lastRectangle[2]) / 2.0);
long y2 = StrictMath.round((lastRectangle[3] + lastRectangle[4]) / 2.0);
Term prologSegment =
assembleTrackSegment(frameNumber1, x1, y1, frameNumber2, x2, y2, segment);
list2 = new PrologList(prologSegment, list2);
}
;
Term prologTrack =
new PrologSet(
-SymbolCodes.symbolCode_E_identifier,
prologIdentifier,
new PrologSet(-SymbolCodes.symbolCode_E_segments, list2, PrologEmptySet.instance));
list1 = new PrologList(prologTrack, list1);
}
;
return list1;
}
protected ConnectedGraph[] formConnectedGraphs() {
ArrayList<ConnectedGraph> graphs = new ArrayList<>();
int numberOfActiveBlobs = blobIdentifiers.length;
Loop1:
for (int n = 0; n < numberOfActiveBlobs; n++) {
BigInteger identifier = blobIdentifiers[n];
for (int k = 0; k < graphs.size(); k++) {
if (graphs.get(k).containsTrack(identifier)) {
continue Loop1;
}
}
;
StableTrack track = tracks.get(identifier);
if (track != null) {
track.assembleConnectedGraph(graphs, tracks);
}
}
;
ConnectedGraph[] array = new ConnectedGraph[graphs.size()];
graphs.toArray(array);
return array;
}