+ return max_speed;
+ }
+
+ public void set_npad(int npad) {
+ this.npad = npad;
+ gps_waiting = MIN_PAD_SAMPLES - npad;
+ if (this.gps_waiting < 0)
+ gps_waiting = 0;
+ gps_ready = gps_waiting == 0;
+ }
+
+ public void init() {
+ data = new AltosRecord();
+
+ report_time = System.currentTimeMillis();
+ time = AltosRecord.MISSING;
+ time_change = AltosRecord.MISSING;
+ tick = AltosRecord.MISSING;
+ state = AltosLib.ao_flight_invalid;
+ landed = false;
+ boost = false;
+
+ ground_altitude = AltosRecord.MISSING;
+ altitude = AltosRecord.MISSING;
+ height = AltosRecord.MISSING;
+ pressure = AltosRecord.MISSING;
+ acceleration = AltosRecord.MISSING;
+ temperature = AltosRecord.MISSING;
+
+ prev_height = AltosRecord.MISSING;
+ prev_speed = AltosRecord.MISSING;
+ prev_acceleration = AltosRecord.MISSING;
+
+ battery_voltage = AltosRecord.MISSING;
+ pyro_voltage = AltosRecord.MISSING;
+ apogee_voltage = AltosRecord.MISSING;
+ main_voltage = AltosRecord.MISSING;
+
+
+ accel_speed = AltosRecord.MISSING;
+ baro_speed = AltosRecord.MISSING;
+
+ kalman_height = AltosRecord.MISSING;
+ kalman_speed = AltosRecord.MISSING;
+ kalman_acceleration = AltosRecord.MISSING;
+
+ max_baro_speed = 0;
+ max_accel_speed = 0;
+ max_height = 0;
+ max_acceleration = 0;
+
+ gps = null;
+ gps_sequence = 0;
+
+ imu = null;
+ mag = null;
+
+ set_npad(0);
+ ngps = 0;
+
+ from_pad = null;
+ elevation = AltosRecord.MISSING;
+ range = AltosRecord.MISSING;
+ gps_height = AltosRecord.MISSING;
+
+ pat_lat = AltosRecord.MISSING;
+ pad_lon = AltosRecord.MISSING;
+ pad_alt = AltosRecord.MISSING;
+
+ speak_tick = AltosRecord.MISSING;
+ speak_altitude = AltosRecord.MISSING;
+
+ callsign = null;
+
+ accel_plus_g = AltosRecord.MISSING;
+ accel_minus_g = AltosRecord.MISSING;
+ log_format = AltosRecord.MISSING;
+ serial = AltosRecord.MISSING;
+
+ baro = null;
+ }
+
+ void copy(AltosState old) {
+
+ data = null;
+
+ if (old == null) {
+ init();
+ return;
+ }
+
+ report_time = old.report_time;
+ time = old.time;
+ time_change = old.time_change;
+ tick = old.tick;
+
+ state = old.state;
+ landed = old.landed;
+ ascent = old.ascent;
+ boost = old.boost;
+
+ ground_altitude = old.ground_altitude;
+ altitude = old.altitude;
+ height = old.height;
+ pressure = old.pressure;
+ acceleration = old.acceleration;
+ battery_voltage = old.battery_voltage;
+ pyro_voltage = old.pyro_voltage;
+ temperature = old.temperature;
+ apogee_voltage = old.apogee_voltage;
+ main_voltage = old.main_voltage;
+ accel_speed = old.accel_speed;
+ baro_speed = old.baro_speed;
+
+ prev_height = old.height;
+ prev_speed = old.speed;
+ prev_acceleration = old.acceleration;
+
+ max_height = old.max_height;
+ max_acceleration = old.max_acceleration;
+ max_accel_speed = old.max_accel_speed;
+ max_baro_speed = old.max_baro_speed;
+
+ kalman_height = old.kalman_height;
+ kalman_speed = old.kalman_speed;
+ kalman_acceleration = old.kalman_acceleration;
+
+ if (old.gps != null)
+ gps = old.gps.clone();
+ else
+ gps = null;
+ gps_sequence = old.gps_sequence;
+
+ if (old.imu != null)
+ imu = old.imu.clone();
+ else
+ imu = null;
+
+ if (old.mag != null)
+ mag = old.mag.clone();
+ else
+ mag = null;
+
+ npad = old.npad;
+ gps_waiting = old.gps_waiting;
+ gps_ready = old.gps_ready;
+ ngps = old.ngps;
+
+ if (old.from_pad != null)
+ from_pad = old.from_pad.clone();
+ else
+ from_pad = null;
+
+ elevation = old.elevation;
+ range = old.range;
+
+ gps_height = old.gps_height;
+ pad_lat = old.pad_lat;
+ pad_lon = old.pad_lon;
+ pad_alt = old.pad_alt;
+
+ speak_tick = old.speak_tick;
+ speak_altitude = old.speak_altitude;
+
+ callsign = old.callsign;
+
+ accel_plus_g = old.accel_plus_g;
+ accel_minus_g = old.accel_minus_g;
+ log_format = old.log_format;
+ serial = old.serial;
+
+ baro = old.baro;
+ }
+
+ double ground_altitude() {
+
+ }
+
+ double altitude() {
+ if (altitude != AltosRecord.MISSING)
+ return altitude;
+ if (gps != null)
+ return gps.alt;
+ return AltosRecord.MISSING;
+ }
+
+ void update_vertical_pos() {
+
+ double alt = altitude();
+ if (state == AltosLib.ao_flight_pad) {
+
+ }
+
+ if (kalman_height != AltosRecord.MISSING)
+ height = kalman_height;
+ else if (altitude != AltosRecord.MISSING && ground_altitude != AltosRecord.MISSING)
+ height = altitude - ground_altitude;
+ else
+ height = AltosRecord.MISSING;
+
+ update_speed();
+ }
+
+ double motion_filter_value() {
+ return 1/ Math.exp(time_change/10.0);
+ }
+
+ void update_speed() {
+ if (kalman_speed != AltosRecord.MISSING)
+ speed = kalman_speed;
+ else if (state != AltosLib.ao_flight_invalid &&
+ time_change != AltosRecord.MISSING)
+ {
+ if (ascent && acceleration != AltosRecord.MISSING)
+ {
+ if (prev_speed == AltosRecord.MISSING)
+ speed = acceleration * time_change;
+ else
+ speed = prev_speed + acceleration * time_change;
+ }
+ else if (height != AltosRecord.MISSING &&
+ prev_height != AltosRecord.MISSING &&
+ time_change != 0)
+ {
+ double new_speed = (height - prev_height) / time_change;
+
+ if (prev_speed == AltosRecord.MISSING)
+ speed = new_speed;
+ else {
+ double filter = motion_filter_value();
+
+ speed = prev_speed * filter + new_speed * (1-filter);
+ }
+ }
+ }
+ if (acceleration == AltosRecord.MISSING) {
+ if (prev_speed != AltosRecord.MISSING && time_change != 0) {
+ double new_acceleration = (speed - prev_speed) / time_change;
+
+ if (prev_acceleration == AltosRecord.MISSING)
+ acceleration = new_acceleration;
+ else {
+ double filter = motion_filter_value();
+
+ acceleration = prev_acceleration * filter + new_acceleration * (1-filter);
+ }
+ }
+ }
+ }
+
+ void update_accel() {
+ if (accel == AltosRecord.MISSING)
+ return;
+ if (ground_Accel == AltosRecord.MISSING)
+ return;
+ if (accel_plus_g == AltosRecord.MISSING)
+ return;
+ if (accel_minus_g == AltosRecord.MISSING)
+ return;
+
+ double counts_per_g = (accel_minus_g - accel_plus_g) / 2.0;
+ double counts_per_mss = counts_per_g / 9.80665;
+
+ acceleration = (ground_accel - accel) / counts_per_mss;
+ update_speed();
+ }
+
+ public void set_tick(int tick) {
+ if (tick != AltosRecord.MISSING) {
+ if (this.tick != AltosRecord.MISSING) {
+ while (tick < this.tick)
+ tick += 65536;
+ time_change = (tick - this.tick) / 100.0;
+ } else
+ time_change = 0;
+ this.tick = tick;
+ update_time();
+ }
+ }
+
+ public void set_state(int state) {
+ if (state != AltosLib.ao_flight_invalid) {
+ this.state = state;
+ ascent = (AltosLib.ao_flight_boost <= state &&
+ state <= AltosLib.ao_flight_coast);
+ boost = (AltosLib.ao_flight_boost == state);
+ }
+
+ }
+
+ public void set_altitude(double altitude) {
+ if (altitude != AltosRecord.MISSING) {
+ this.altitude = altitude;
+ update_vertical_pos();
+ }
+ }
+
+ public void set_ground_altitude(double ground_altitude) {
+ if (ground_altitude != AltosRecord.MISSING) {
+ this.ground_altitude = ground_altitude;
+ update_vertical_pos();
+ }
+ }
+
+ public void set_gps(AltosGPS gps, int sequence) {
+ if (gps != null) {
+ this.gps = gps.clone();
+ gps_sequence = sequence;
+ update_vertical_pos();
+ }
+ }
+
+ public void set_kalman(double height, double speed, double acceleration) {
+ if (height != AltosRecord.MISSING) {
+ kalman_height = height;
+ kalman_speed = speed;
+ kalman_acceleration = acceleration;
+ baro_speed = accel_speed = speed;
+ update_vertical_pos();
+ }
+ }
+
+ public void set_pressure(double pressure) {
+ if (pressure != AltosRecord.MISSING) {
+ this.pressure = pressure;
+ set_altitude(AltosConvert.pressure_to_altitude(pressure));
+ }
+ }
+
+ public void set_accel_g(double accel_plus_g, double accel_minus_g) {
+ if (accel_plus_g != AltosRecord.MISSING) {
+ this.accel_plus_g = accel_plus_g;
+ this.accel_minus_g = accel_minus_g;
+ update_accel();
+ }
+ }
+ public void set_ground_accel(double ground_accel) {
+ if (ground_accel != AltosRecord.MISSING) {
+ this.ground_accel = ground_accel;
+ update_accel();
+ }
+ }
+
+ public void set_accel(double accel) {
+ if (accel != AltosRecord.MISSING) {
+ this.accel = accel;
+ }
+ update_accel();
+ }
+
+ public void set_temperature(double temperature) {
+ if (temperature != AltosRecord.MISSING)
+ this.temperature = temperature;
+ }
+
+ public void set_battery_voltage(double battery_voltage) {
+ if (battery_voltage != AltosRecord.MISSING)
+ this.battery_voltage = battery_voltage;
+ }
+
+ public void set_pyro_voltage(double pyro_voltage) {
+ if (pyro_voltage != AltosRecord.MISSING)
+ this.pyro_voltage = pyro_voltage;
+ }
+
+ public void set_apogee_voltage(double apogee_voltage) {
+ if (apogee_voltage != AltosRecord.MISSING)
+ this.apogee_voltage = apogee_voltage;
+ }
+
+ public void set_main_voltage(double main_voltage) {
+ if (main_voltage != AltosRecord.MISSING)
+ this.main_voltage = main_voltage;