Function MultiSendRequestToObserve

Descent3/multi.cpp:6210–6241

We're asking to enter observer mode

// We're asking to enter observer mode
void MultiSendRequestToObserve(int mode, int on, int objnum) {
  int count = 0;
  uint8_t data[MAX_GAME_DATA_SIZE];
  int size_offset;

  // Check to see if the player has enough shields to enter
  if (on && Objects[Players[Player_num].objnum].shields < (INITIAL_SHIELDS / 2)) {
    AddHUDMessage(TXT_NOTENOUGHSHIELDSFOROBS);
    return;
  }

  size_offset = START_DATA(MP_REQUEST_TO_OBSERVE, data, &count);

  MultiAddByte(Player_num, data, &count);
  MultiAddByte(mode, data, &count);
  MultiAddByte(on, data, &count);

  if (mode == OBSERVER_MODE_PIGGYBACK) {
    if (Netgame.local_role == LR_SERVER)
      MultiAddInt(objnum, data, &count);
    else
      MultiAddInt(Local_object_list[objnum], data, &count);
  }

  END_DATA(count, data, size_offset);

  if (Netgame.local_role == LR_SERVER) {
    MultiDoRequestToObserve(data);
    return;
  } else
    nw_SendReliable(NetPlayers[Player_num].reliable_socket, data, count, false);
}

// Server is telling us about players that we can see
void MultiDoVisiblePlayers(uint8_t *data) {