private boolean buildNoteSequence() { noteSequence = new NoteSequence(); double quantizeBeatFactor = quantizeBeatSetting * 1000.0 * 60.0 / (double) getBPM(); double quantizeDurationFactor = quantizeDurationSetting * 1000.0 * 60.0 / (double) getBPM(); for (int i = 0; i < noteList.size(); i++) { noteListElement = noteList.get(i); if (noteListElement.underTone == true) { continue; } note = noteListElement.note; if (note < getLowPitch()) continue; if (note > getHighPitch()) continue; double startTime = (double) (noteListElement.startTime); if (quantizeBeatFactor != 0.0) startTime = Math.floor(startTime / quantizeBeatFactor) * quantizeBeatFactor; long startTick = 1 + (long) (startTime * getTickRate() / 1000.0); double endTime = (double) (noteListElement.endTime); if (quantizeBeatFactor != 0.0) endTime = Math.ceil(endTime / quantizeBeatFactor) * quantizeBeatFactor; if (quantizeDurationFactor != 0) endTime = startTime + (Math.ceil((endTime - startTime) / quantizeDurationFactor) * quantizeDurationFactor); long endTick = 1 + (long) (endTime * getTickRate() / 1000.0); if ((endTick - startTick) < 1) endTick = startTick + 1; System.out.println( "times: " + startTime + ", " + endTime + ", " + getStartTime() + ", " + getEndTime()); if (endTime < getStartTime()) continue; if (startTime > getEndTime()) continue; velocity = 64; noteSequence.add(new NoteSequenceElement(note, ON, startTick, velocity)); noteSequence.add(new NoteSequenceElement(note, OFF, endTick, velocity)); } if (noteSequence.size() == 0) { return false; } else { noteSequence.sort(); return true; } }
public boolean writeSequence(NoteList noteList) { this.noteList = noteList; toneMap = toneMapFrame.getToneMap(); timeSet = toneMap.getTimeSet(); pitchSet = toneMap.getPitchSet(); timeRange = timeSet.getRange(); pitchRange = pitchSet.getRange(); if (!buildNoteSequence()) return false; try { sequence = new Sequence(Sequence.PPQ, 10); } catch (Exception ex) { ex.printStackTrace(); return false; } track = sequence.createTrack(); startTime = System.currentTimeMillis(); // add a program change right at the beginning of // the track for the current instrument createEvent(PROGRAM, cc.program + 1, 1); for (int i = 0; i < noteSequence.size(); i++) { noteSequenceElement = noteSequence.get(i); if (noteSequenceElement.state == ON) if (!createEvent(NOTEON, noteSequenceElement.note, noteSequenceElement.tick)) return false; if (noteSequenceElement.state == OFF) if (!createEvent(NOTEOFF, noteSequenceElement.note, noteSequenceElement.tick)) return false; } return true; }