Function handleAutoPilot

src/bzflag/guiplaying.cpp:1618–1663

void handleAutoPilot(void* msg) {
  PlayerId id;
  msg = nboUnpackUInt8(msg, id);

  uint8_t autopilot;
  nboUnpackUInt8(msg, autopilot);

  Player* tank = lookupPlayer(id);
  if (!tank) {
    return;
  }

  tank->setAutoPilot(autopilot != 0);

  if (tank != myTank) {
    addMessage(tank, autopilot ? "Roger taking controls" : "Roger releasing controls");
  }
  else {
    if (autopilot == 0) {
      if (myTank->requestedAutopilot) {
        hud->setAlert(0, "autopilot disabled", 1.0f, true);
      }
      else {
        hud->setAlert(0, "manual drive enabled", 1.0f, true);
      }

      // grab mouse
      if (shouldGrabMouse()) {
        mainWindow->grabMouse();
      }

      myTank->requestedAutopilot = false;
    }
    else {
      if (myTank->requestedAutopilot) {
        hud->setAlert(0, "autopilot enabled", 1.0f, true);
      }
      else {
        hud->setAlert(0, "manual drive disabled", 1.0f, true);
      }

      // ungrab mouse
      mainWindow->ungrabMouse();
    }
  }
}