/// <summary>
/// vsqファイルのstart_clockクロックからメトロノームを起動する。startは、start_clockをいつから起動したかを指定する。
/// </summary>
/// <param name="vsq"></param>
/// <param name="start_clock"></param>
/// <param name="start"></param>
public static void Start(VsqFileEx vsq, int start_clock, double start_time)
{
s_queue.clear();
m_stop_required = false;
m_stop_metronome_required = false;
if (s_device0 == null)
{
s_device0 = new MidiDeviceImp(s_metronome_device);
}
if (s_metronome_device != s_general_device)
{
if (s_device1 == null)
{
s_device1 = new MidiDeviceImp(s_general_device);
}
}
m_vsq = (VsqFileEx)vsq.clone();
m_started_sec = m_vsq.getSecFromClock(start_clock);
ByRef <Integer> bar = new ByRef <Integer>();
Timesig timesig = m_vsq.getTimesigAt(start_clock, bar);
int clock_at_bartop = m_vsq.getClockFromBarCount(bar.value);
int clock_step = 480 * 4 / timesig.denominator;
int next_clock = clock_at_bartop + ((start_clock - clock_at_bartop) / clock_step + 1) * clock_step;
m_started = start_time;
m_started_clock = start_clock;
m_temp_exit = false;
for (int track = 1; track < m_vsq.Track.size(); track++)
{
#if DEBUG
AppManager.debugWriteLine("Metronome.Start; track=" + track);
#endif
for (Iterator <VsqEvent> itr = m_vsq.Track.get(track).getNoteEventIterator(); itr.hasNext();)
{
VsqEvent item = itr.next();
if (start_clock <= item.Clock)
{
MidiQueue q = new MidiQueue();
q.Track = track;
q.Channel = (byte)(track - 1);
q.Clock = item.Clock;
q.Note = (byte)(item.ID.Note);
q.Program = 0;
q.Velocity = 0x40;
q.Done += new MidiQueueDoneEventHandler(ReGenerateMidiQueue);
s_queue.add(q);
break;
}
}
}
Collections.sort(s_queue);
m_thread = new Thread(new ThreadStart(ThreadProc));
m_thread.IsBackground = true;
m_thread.Priority = ThreadPriority.Highest;
m_thread.Start();
}
public static void RestartMetronome()
{
m_stop_metronome_required = false;
if (m_vsq != null)
{
double now = PortUtil.getCurrentTime();
double elapsed = ((now - m_started) + 0.25) * m_speed;
int clock = (int)m_vsq.getClockFromSec(m_started_sec + elapsed);
ByRef <Integer> bar = new ByRef <Integer>();
Timesig timesig = m_vsq.getTimesigAt(clock, bar);
int clock_at_bartop = m_vsq.getClockFromBarCount(bar.value);
int clock_step = 480 * 4 / timesig.denominator;
int next_clock = clock_at_bartop + ((clock - clock_at_bartop) / clock_step + 1) * clock_step;
MidiQueue mq = new MidiQueue();
mq.Track = 0;
mq.Clock = next_clock;
mq.Channel = 14;
mq.Program = ProgramNormal;
mq.Note = NoteNormal;
mq.Velocity = 0x40;
mq.Done += new MidiQueueDoneEventHandler(ReGenerateMidiQueue);
s_queue.add(mq);
if ((next_clock - clock_at_bartop) % (timesig.numerator * clock_step) == 0)
{
MidiQueue mq_bell = new MidiQueue();
mq_bell.Track = 0;
mq_bell.Clock = next_clock;
mq_bell.Channel = 15;
mq_bell.Program = ProgramBell;
mq_bell.Note = NoteBell;
mq_bell.Velocity = 0x40;
s_queue.add(mq_bell);
}
Collections.sort(s_queue);
}
}
public static void RestartMetronome() {
m_stop_metronome_required = false;
if ( m_vsq != null ) {
double now = PortUtil.getCurrentTime();
double elapsed = ((now - m_started) + 0.25) * m_speed;
int clock = (int)m_vsq.getClockFromSec( m_started_sec + elapsed );
ByRef<Integer> bar = new ByRef<Integer>();
Timesig timesig = m_vsq.getTimesigAt( clock, bar );
int clock_at_bartop = m_vsq.getClockFromBarCount( bar.value );
int clock_step = 480 * 4 / timesig.denominator;
int next_clock = clock_at_bartop + ((clock - clock_at_bartop) / clock_step + 1) * clock_step;
MidiQueue mq = new MidiQueue();
mq.Track = 0;
mq.Clock = next_clock;
mq.Channel = 14;
mq.Program = ProgramNormal;
mq.Note = NoteNormal;
mq.Velocity = 0x40;
mq.Done += new MidiQueueDoneEventHandler( ReGenerateMidiQueue );
s_queue.add( mq );
if ( (next_clock - clock_at_bartop) % (timesig.numerator * clock_step) == 0 ) {
MidiQueue mq_bell = new MidiQueue();
mq_bell.Track = 0;
mq_bell.Clock = next_clock;
mq_bell.Channel = 15;
mq_bell.Program = ProgramBell;
mq_bell.Note = NoteBell;
mq_bell.Velocity = 0x40;
s_queue.add( mq_bell );
}
Collections.sort( s_queue );
}
}
private static Vector<MidiQueue> ReGenerateMidiQueue( MidiQueue sender ) {
Vector<MidiQueue> ret = new Vector<MidiQueue>();
if ( sender.Track != 0 ) {
int track = sender.Track;
int clock = sender.Clock;
#if DEBUG
AppManager.debugWriteLine( "MidiPlayer#ReGenerateMidiQueue; track=" + track );
#endif
for ( Iterator<VsqEvent> itr = m_vsq.Track.get( track ).getNoteEventIterator(); itr.hasNext(); ) {
VsqEvent item = itr.next();
if ( clock < item.Clock ) {
int thisclock = item.Clock;
boolean first = true;
while( !m_stop_required ) {
MidiQueue q = new MidiQueue();
q.Track = track;
q.Channel = (byte)(track - 1);
q.Clock = item.Clock;
q.Note = (byte)(item.ID.Note);
q.Program = 0;
q.Velocity = 0x40;
if ( first ) {
q.Done += new MidiQueueDoneEventHandler( ReGenerateMidiQueue );
}
first = false;
ret.add( q );
MidiQueue q_end = new MidiQueue(); //ノートオフ
q_end.Track = track;
q_end.Channel = (byte)(track - 1);
q_end.Clock = item.Clock + item.ID.Length;
q_end.Note = (byte)(item.ID.Note);
q_end.Program = 0;
q_end.Velocity = 0x0;
ret.add( q_end );
if ( itr.hasNext() ) {
item = (VsqEvent)itr.next();
if ( item.Clock != thisclock ) {
break;
}
} else {
break;
}
}
break;
}
}
}
return ret;
}
/// <summary>
/// vsqファイルのstart_clockクロックからメトロノームを起動する。startは、start_clockをいつから起動したかを指定する。
/// </summary>
/// <param name="vsq"></param>
/// <param name="start_clock"></param>
/// <param name="start"></param>
public static void Start( VsqFileEx vsq, int start_clock, double start_time ) {
s_queue.clear();
m_stop_required = false;
m_stop_metronome_required = false;
if ( s_device0 == null ) {
s_device0 = new MidiDeviceImp( s_metronome_device );
}
if ( s_metronome_device != s_general_device ) {
if ( s_device1 == null ) {
s_device1 = new MidiDeviceImp( s_general_device );
}
}
m_vsq = (VsqFileEx)vsq.clone();
m_started_sec = m_vsq.getSecFromClock( start_clock );
ByRef<Integer> bar = new ByRef<Integer>();
Timesig timesig = m_vsq.getTimesigAt( start_clock, bar );
int clock_at_bartop = m_vsq.getClockFromBarCount( bar.value );
int clock_step = 480 * 4 / timesig.denominator;
int next_clock = clock_at_bartop + ((start_clock - clock_at_bartop) / clock_step + 1) * clock_step;
m_started = start_time;
m_started_clock = start_clock;
m_temp_exit = false;
for ( int track = 1; track < m_vsq.Track.size(); track++ ) {
#if DEBUG
AppManager.debugWriteLine( "Metronome.Start; track=" + track );
#endif
for ( Iterator<VsqEvent> itr = m_vsq.Track.get( track ).getNoteEventIterator(); itr.hasNext(); ) {
VsqEvent item = itr.next();
if ( start_clock <= item.Clock ) {
MidiQueue q = new MidiQueue();
q.Track = track;
q.Channel = (byte)(track - 1);
q.Clock = item.Clock;
q.Note = (byte)(item.ID.Note);
q.Program = 0;
q.Velocity = 0x40;
q.Done += new MidiQueueDoneEventHandler( ReGenerateMidiQueue );
s_queue.add( q );
break;
}
}
}
Collections.sort( s_queue );
m_thread = new Thread( new ThreadStart( ThreadProc ) );
m_thread.IsBackground = true;
m_thread.Priority = ThreadPriority.Highest;
m_thread.Start();
}
private static void ThreadProc()
{
const int TOLERANCE_MILLISEC = 10;
while (!m_stop_required)
{
if (s_queue.size() == 0)
{
Thread.Sleep(100);
continue;
}
int clock = s_queue.get(0).Clock;
double tick_sec = m_vsq.getSecFromClock(clock);
double next_tick = m_started + ((tick_sec - m_started_sec) / m_speed);
double now = PortUtil.getCurrentTime();
double time_span = next_tick - now;
if (time_span <= 0)
{
Vector <MidiQueue> add = new Vector <MidiQueue>();
while (s_queue.size() > 0 && s_queue.get(0).Clock == clock)
{
if (s_queue.get(0).Done != null)
{
add.addAll(s_queue.get(0).Done(s_queue.get(0)));
}
MidiQueue item = s_queue.get(0);
if (item.Track == 0 || s_metronome_device == s_general_device)
{
s_device0.Play(item.Channel, item.Program, item.Note, item.Velocity);
}
else
{
s_device1.Play(item.Channel, item.Program, item.Note, item.Velocity);
}
s_queue.removeElementAt(0);
}
s_queue.addAll(add);
Collections.sort(s_queue);
continue;
}
int wait_millisec = (int)((next_tick - PortUtil.getCurrentTime()) * 1000.0) - PreUtterance;
int thiswait = (wait_millisec > TOLERANCE_MILLISEC * 2) ? TOLERANCE_MILLISEC * 2 : wait_millisec;
#if DEBUG
AppManager.debugWriteLine("MidiPlayer#ThreadProc; wait_millisec=" + wait_millisec);
#endif
while (thiswait > TOLERANCE_MILLISEC)
{
Thread.Sleep(thiswait);
wait_millisec = (int)((next_tick - PortUtil.getCurrentTime()) * 1000.0) - PreUtterance;
if (wait_millisec < TOLERANCE_MILLISEC || m_stop_required)
{
break;
}
thiswait = wait_millisec;
}
if (m_stop_required)
{
break;
}
if (m_temp_exit)
{
m_temp_exit = false;
Vector <MidiQueue> add = new Vector <MidiQueue>();
while (s_queue.size() > 0 && s_queue.get(0).Clock == clock)
{
if (s_queue.get(0).Done != null)
{
add.addAll(s_queue.get(0).Done(s_queue.get(0)));
}
s_queue.removeElementAt(0);
}
s_queue.addAll(add);
Collections.sort(s_queue);
continue;
}
Vector <MidiQueue> adding = new Vector <MidiQueue>();
while (s_queue.size() > 0 && s_queue.get(0).Clock == clock)
{
if (s_queue.get(0).Track == 0 || s_metronome_device == s_general_device)
{
if (s_queue.get(0).Track != 0 || (s_queue.get(0).Track == 0 && !m_stop_metronome_required))
{
s_device0.Play(s_queue.get(0).Channel, s_queue.get(0).Program, s_queue.get(0).Note, s_queue.get(0).Velocity);
}
}
else
{
s_device1.Play(s_queue.get(0).Channel, s_queue.get(0).Program, s_queue.get(0).Note, s_queue.get(0).Velocity);
}
if (s_queue.get(0).Done != null)
{
if (s_queue.get(0).Track != 0 || (s_queue.get(0).Track == 0 && !m_stop_metronome_required))
{
adding.addAll(s_queue.get(0).Done(s_queue.get(0)));
}
}
s_queue.removeElementAt(0);
}
s_queue.addAll(adding);
Collections.sort(s_queue);
}
}
private static Vector <MidiQueue> ReGenerateMidiQueue(MidiQueue sender)
{
Vector <MidiQueue> ret = new Vector <MidiQueue>();
if (sender.Track != 0)
{
int track = sender.Track;
int clock = sender.Clock;
#if DEBUG
AppManager.debugWriteLine("MidiPlayer#ReGenerateMidiQueue; track=" + track);
#endif
for (Iterator <VsqEvent> itr = m_vsq.Track.get(track).getNoteEventIterator(); itr.hasNext();)
{
VsqEvent item = itr.next();
if (clock < item.Clock)
{
int thisclock = item.Clock;
boolean first = true;
while (!m_stop_required)
{
MidiQueue q = new MidiQueue();
q.Track = track;
q.Channel = (byte)(track - 1);
q.Clock = item.Clock;
q.Note = (byte)(item.ID.Note);
q.Program = 0;
q.Velocity = 0x40;
if (first)
{
q.Done += new MidiQueueDoneEventHandler(ReGenerateMidiQueue);
}
first = false;
ret.add(q);
MidiQueue q_end = new MidiQueue(); //ノートオフ
q_end.Track = track;
q_end.Channel = (byte)(track - 1);
q_end.Clock = item.Clock + item.ID.Length;
q_end.Note = (byte)(item.ID.Note);
q_end.Program = 0;
q_end.Velocity = 0x0;
ret.add(q_end);
if (itr.hasNext())
{
item = (VsqEvent)itr.next();
if (item.Clock != thisclock)
{
break;
}
}
else
{
break;
}
}
break;
}
}
}
return(ret);
}
