Function MultiSendHeartbeat

Descent3/multi.cpp:9475–9503

#define HEARTBEAT_INTERVAL 10.0f
void MultiSendHeartbeat() {
  static float last_heartbeat = timer_GetTime();

  float time_scalar = 1;

  if (Netgame.local_role == LR_SERVER)
    time_scalar = .5; // Server sends out twice as fast

  if ((timer_GetTime() - last_heartbeat) > (HEARTBEAT_INTERVAL * time_scalar)) {
    uint8_t outdata[100];
    int count = 0;
    int size;

    size = START_DATA(MP_HEARTBEAT, outdata, &count);
    END_DATA(count, outdata, size);

    if (Netgame.local_role == LR_SERVER) {

      mprintf(0, "Server sending heartbeat.\n");
      MultiSendToAllExcept(Player_num, outdata, count, -1);
    } else {
      mprintf(0, "Client sending heartbeat.\n");
      nw_Send(&Netgame.server_address, outdata, count, 0);
    }

    // Reset interval
    last_heartbeat = timer_GetTime();
  }
}

//-----------------------------------------------
void MultiDoMSafeFunction(uint8_t *data);