- public static int[] getPositionForTicks(long ticks) {
- /*
- int measures, beats, ticks;
- for (int i = 0; i < timeSignatures.length; i++) {
- long tick = timeSignatures[i].getTick();
- // Split the ticks in the interval into measures, beats and ticks.
+ public static int[] getPositionForTicks(long tickPosition) {
+ int ticksPerBeat = seq.getResolution(), sigs = timeSignatures.size(), beatsPerMeasure = 4;
+ long measures = 0, beats = 0, ticks = 0;
+ if (sigs > 1) {
+ /*
+ Iterator it = timeSignatures.iterator();
+ MidiEvent lastTSEvent = (MidiEvent)it.next();
+ if (lastTSEvent.getTick() != 0) tickPos += (int)lastTSEvent.getTick();
+ while(it.hasNext()) {
+ MidiEvent nextTSEvent = (MidiEvent)it.next();
+ long tickDiff = nextTSEvent.getTick() - lastTSEvent.getTick();
+ ts = decodeTimeSig(((MetaMessage)lastTSEvent.getMessage()).getData());
+ beatsPerMeasure = ts[0] * (4 / ts[1]);
+ tickPos += ((beatsPerMeasure * measures + beats) * res + ticks);
+ }
+ */
+ } else {
+ if (sigs == 1) {
+ MidiEvent TSEvent = (MidiEvent)timeSignatures.get(0);
+ int[] ts = decodeTimeSig(((MetaMessage)TSEvent.getMessage()).getData());
+ beatsPerMeasure = ts[0] * (4 / ts[1]);
+ }
+ measures = tickPosition / (beatsPerMeasure * ticksPerBeat);
+ beats = (tickPosition - measures * beatsPerMeasure * ticksPerBeat) / ticksPerBeat;
+ ticks = tickPosition - measures * beatsPerMeasure * ticksPerBeat - beats * ticksPerBeat;