void PlayDumpManager ( MIDIManager *mgr )
{
  MIDISequencer *seq = mgr->GetSeq();
  double pretend_clock_time = 0.0;
  
  seq->GoToTime ( ( unsigned long ) pretend_clock_time );
  
  mgr->SeqPlay();
  
  // simulate a clock going forward with 10ms resolution for 1 minute
  
  for ( pretend_clock_time=0.0; pretend_clock_time<60.0*1000.0; pretend_clock_time+=100 )
  {
    mgr->GetDriver()->TimeTick ( ( unsigned long ) pretend_clock_time );
  }
  
  mgr->SeqStop();
  mgr->GetDriver()->AllNotesOff();
  
}