void MIDISong2 :: DoRestart()
{
int i;
// Set initial state.
for (i = 0; i < NumTracks; ++i)
{
Tracks[i].TrackP = 0;
Tracks[i].Finished = false;
Tracks[i].RunningStatus = 0;
Tracks[i].Designated = false;
Tracks[i].Designation = 0;
Tracks[i].LoopCount = -1;
Tracks[i].EProgramChange = false;
Tracks[i].EVolume = false;
Tracks[i].PlayedTime = 0;
}
ProcessInitialMetaEvents ();
for (i = 0; i < NumTracks; ++i)
{
Tracks[i].Delay = Tracks[i].ReadVarLen();
}
TrackDue = Tracks;
TrackDue = FindNextDue();
}
DWORD MIDISong2::SendCommands ()
{
while (TrackDue && TrackDue->Delay == 0)
{
SendCommand (TrackDue);
TrackDue = FindNextDue ();
}
return TrackDue ? TrackDue->Delay : 0;
}
void XMISong::DoRestart()
{
CurrSong->EventP = 0;
CurrSong->Finished = false;
CurrSong->PlayedTime = 0;
CurrSong->ForDepth = 0;
NoteOffs.Clear();
ProcessInitialMetaEvents ();
CurrSong->Delay = CurrSong->ReadDelay();
EventDue = FindNextDue();
}
DWORD *MIDISong2::MakeEvents(DWORD *events, DWORD *max_event_p, DWORD max_time)
{
DWORD *start_events;
DWORD tot_time = 0;
DWORD time = 0;
DWORD delay;
start_events = events;
while (TrackDue && events < max_event_p && tot_time <= max_time)
{
// It's possible that this tick may be nothing but meta-events and
// not generate any real events. Repeat this until we actually
// get some output so we don't send an empty buffer to the MIDI
// device.
do
{
delay = TrackDue->Delay;
time += delay;
// Advance time for all tracks by the amount needed for the one up next.
tot_time += delay * Tempo / Division;
AdvanceTracks(delay);
// Play all events for this tick.
do
{
bool sysex_noroom = false;
DWORD *new_events = SendCommand(events, TrackDue, time, max_event_p - events, sysex_noroom);
if (sysex_noroom)
{
return events;
}
TrackDue = FindNextDue();
if (new_events != events)
{
time = 0;
}
events = new_events;
}
while (TrackDue && TrackDue->Delay == 0 && events < max_event_p);
}
while (start_events == events && TrackDue);
time = 0;
}
return events;
}
uint32_t *XMISong::MakeEvents(uint32_t *events, uint32_t *max_event_p, uint32_t max_time)
{
uint32_t *start_events;
uint32_t tot_time = 0;
uint32_t time = 0;
uint32_t delay;
start_events = events;
while (EventDue != EVENT_None && events < max_event_p && tot_time <= max_time)
{
// It's possible that this tick may be nothing but meta-events and
// not generate any real events. Repeat this until we actually
// get some output so we don't send an empty buffer to the MIDI
// device.
do
{
delay = GET_DELAY;
time += delay;
// Advance time for all tracks by the amount needed for the one up next.
tot_time += delay * Tempo / Division;
AdvanceSong(delay);
// Play all events for this tick.
do
{
bool sysex_noroom = false;
uint32_t *new_events = SendCommand(events, EventDue, time, max_event_p - events, sysex_noroom);
if (sysex_noroom)
{
return events;
}
EventDue = FindNextDue();
if (new_events != events)
{
time = 0;
}
events = new_events;
}
while (EventDue != EVENT_None && GET_DELAY == 0 && events < max_event_p);
}
while (start_events == events && EventDue != EVENT_None);
time = 0;
}
return events;
}
uint32_t *HMISong::MakeEvents(uint32_t *events, uint32_t *max_event_p, uint32_t max_time)
{
uint32_t *start_events;
uint32_t tot_time = 0;
uint32_t time = 0;
uint32_t delay;
start_events = events;
while (TrackDue && events < max_event_p && tot_time <= max_time)
{
// It's possible that this tick may be nothing but meta-events and
// not generate any real events. Repeat this until we actually
// get some output so we don't send an empty buffer to the MIDI
// device.
do
{
delay = TrackDue->Delay;
time += delay;
// Advance time for all tracks by the amount needed for the one up next.
tot_time += delay * Tempo / Division;
AdvanceTracks(delay);
// Play all events for this tick.
do
{
uint32_t *new_events = SendCommand(events, TrackDue, time);
TrackDue = FindNextDue();
if (new_events != events)
{
time = 0;
}
events = new_events;
}
while (TrackDue && TrackDue->Delay == 0 && events < max_event_p);
}
while (start_events == events && TrackDue);
time = 0;
}
return events;
}
void HMISong :: DoRestart()
{
int i;
// Set initial state.
FakeTrack = &Tracks[NumTracks];
NoteOffs.Clear();
for (i = 0; i <= NumTracks; ++i)
{
Tracks[i].TrackP = 0;
Tracks[i].Finished = false;
Tracks[i].RunningStatus = 0;
Tracks[i].PlayedTime = 0;
}
ProcessInitialMetaEvents ();
for (i = 0; i < NumTracks; ++i)
{
Tracks[i].Delay = ReadVarLen(&Tracks[i]);
}
Tracks[i].Delay = 0; // for the FakeTrack
Tracks[i].Enabled = true;
TrackDue = Tracks;
TrackDue = FindNextDue();
}
