Function SystemTime

libraries/lib-note-track/MIDIPlay.cpp:486–505

static double streamStartTime = 0; // bias system time to small number

static double SystemTime(bool usingAlsa)
{
#ifdef __WXGTK__
   if (usingAlsa) {
      struct timespec now;
      // CLOCK_MONOTONIC_RAW is unaffected by NTP or adj-time
#if defined(CLOCK_MONOTONIC_RAW)
      clock_gettime(CLOCK_MONOTONIC_RAW, &now);
#else
      clock_gettime(CLOCK_REALTIME, &now);
#endif
      //return now.tv_sec + now.tv_nsec * 0.000000001;
      return (now.tv_sec + now.tv_nsec * 0.000000001) - streamStartTime;
   }
#else
   static_cast<void>(usingAlsa);//compiler food.
#endif

   return util_GetTime() - streamStartTime;
}

bool MIDIPlay::mMidiStreamActive = false;
bool MIDIPlay::mMidiOutputComplete = true;