+ /* Shut up once the rocket is on the ground */
+ if (reported_landing > 2) {
+ return;
+ }
+
+ /* If the rocket isn't on the pad, then report height */
+ if (Altos.ao_flight_drogue <= state.state &&
+ state.state < Altos.ao_flight_landed &&
+ state.range >= 0)
+ {
+ voice.speak("Height %d, bearing %d, elevation %d, range %d.\n",
+ (int) (state.height + 0.5),
+ (int) (state.from_pad.bearing + 0.5),
+ (int) (state.elevation + 0.5),
+ (int) (state.range + 0.5));
+ } else if (state.state > Altos.ao_flight_pad) {
+ voice.speak("%d meters", (int) (state.height + 0.5));
+ } else {
+ reported_landing = 0;
+ }
+
+ /* If the rocket is coming down, check to see if it has landed;
+ * either we've got a landed report or we haven't heard from it in
+ * a long time
+ */
+ if (state.state >= Altos.ao_flight_drogue &&
+ (last ||
+ System.currentTimeMillis() - state.report_time >= 15000 ||
+ state.state == Altos.ao_flight_landed))
+ {
+ if (Math.abs(state.baro_speed) < 20 && state.height < 100)
+ voice.speak("rocket landed safely");
+ else
+ voice.speak("rocket may have crashed");
+ if (state.from_pad != null)
+ voice.speak("Bearing %d degrees, range %d meters.",
+ (int) (state.from_pad.bearing + 0.5),
+ (int) (state.from_pad.distance + 0.5));
+ ++reported_landing;
+ }
+ }
+
+ long now () {
+ return System.currentTimeMillis();
+ }
+
+ void set_report_time() {
+ report_time = now() + report_interval;
+ }
+
+ public void run () {
+
+ reported_landing = 0;
+ state = null;
+ report_interval = 10000;
+ try {
+ for (;;) {
+ set_report_time();
+ for (;;) {
+ voice.drain();
+ synchronized (this) {
+ long sleep_time = report_time - now();
+ if (sleep_time <= 0)
+ break;
+ wait(sleep_time);
+ }
+ }
+ report(false);
+ }
+ } catch (InterruptedException ie) {
+ try {
+ voice.drain();
+ } catch (InterruptedException iie) { }
+ }
+ }
+
+ public synchronized void notice(AltosState new_state, boolean spoken) {
+ AltosState old_state = state;
+ state = new_state;
+ if (!started && state.state > Altos.ao_flight_pad) {
+ started = true;
+ start();
+ }
+
+ if (state.state < Altos.ao_flight_drogue)
+ report_interval = 10000;
+ else
+ report_interval = 20000;
+ if (old_state != null && old_state.state != state.state) {
+ report_time = now();
+ this.notify();
+ } else if (spoken)
+ set_report_time();
+ }