+++ /dev/null
-/*
- * Copyright © 2010 Keith Packard <keithp@keithp.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-
-package altosui;
-
-import java.awt.*;
-import java.awt.event.*;
-import javax.swing.*;
-import javax.swing.filechooser.FileNameExtensionFilter;
-import javax.swing.table.*;
-import java.io.*;
-import java.util.*;
-import java.text.*;
-import java.util.prefs.*;
-import java.util.concurrent.LinkedBlockingQueue;
-
-import altosui.AltosRecord;
-import altosui.AltosState;
-import altosui.AltosDeviceDialog;
-import altosui.AltosPreferences;
-import altosui.AltosLog;
-import altosui.AltosVoice;
-import altosui.AltosEepromMonitor;
-
-/*
- * AltosRecords with an index field so they can be sorted by tick while preserving
- * the original ordering for elements with matching ticks
- */
-class AltosOrderedRecord extends AltosEepromRecord implements Comparable<AltosOrderedRecord> {
-
- public int index;
-
- public AltosOrderedRecord(String line, int in_index, int prev_tick)
- throws ParseException {
- super(line);
- int new_tick = tick | (prev_tick & ~0xffff);
- if (new_tick < prev_tick) {
- if (prev_tick - new_tick > 0x8000)
- new_tick += 0x10000;
- }
- tick = new_tick;
- index = in_index;
- }
-
- public AltosOrderedRecord(int in_cmd, int in_tick, int in_a, int in_b, int in_index) {
- super(in_cmd, in_tick, in_a, in_b);
- index = in_index;
- }
-
- public int compareTo(AltosOrderedRecord o) {
- int tick_diff = tick - o.tick;
- if (tick_diff != 0)
- return tick_diff;
- return index - o.index;
- }
-}
-
-public class AltosEepromReader extends AltosReader {
-
- static final int seen_flight = 1;
- static final int seen_sensor = 2;
- static final int seen_temp_volt = 4;
- static final int seen_deploy = 8;
- static final int seen_gps_time = 16;
- static final int seen_gps_lat = 32;
- static final int seen_gps_lon = 64;
-
- static final int seen_basic = seen_flight|seen_sensor|seen_temp_volt|seen_deploy;
-
- AltosRecord state;
- AltosOrderedRecord record;
-
- TreeSet<AltosOrderedRecord> records;
-
- Iterator<AltosOrderedRecord> record_iterator;
-
- int seen;
-
- int index;
-
- boolean last_reported;
-
- double ground_pres;
-
- int n_pad_samples;
-
- int gps_tick;
-
- int boost_tick;
-
- boolean saw_gps_date;
-
- boolean missing_gps_time;
-
- public AltosRecord read() throws IOException, ParseException {
- for (;;) {
- if (record == null) {
- if (!record_iterator.hasNext()) {
- if (last_reported)
- return null;
- last_reported = true;
- AltosRecord r = new AltosRecord(state);
- r.time = (r.tick - boost_tick) / 100.0;
- return r;
- }
- record = record_iterator.next();
-
- if ((seen & seen_basic) == seen_basic && record.tick != state.tick) {
- AltosRecord r = new AltosRecord(state);
- r.time = (r.tick - boost_tick) / 100.0;
- return r;
- }
- }
-
- state.tick = record.tick;
- switch (record.cmd) {
- case Altos.AO_LOG_FLIGHT:
- /* recorded when first read from the file */
- break;
- case Altos.AO_LOG_SENSOR:
- state.accel = record.a;
- state.pres = record.b;
- if (state.state < Altos.ao_flight_boost) {
- n_pad_samples++;
- ground_pres += state.pres;
- state.ground_pres = (int) (ground_pres / n_pad_samples);
- state.flight_pres = state.ground_pres;
- } else {
- state.flight_pres = (state.flight_pres * 15 + state.pres) / 16;
- state.flight_accel = (state.flight_accel * 15 + state.accel) / 16;
- state.flight_vel += (state.accel_plus_g - state.accel);
- }
- seen |= seen_sensor;
- break;
- case Altos.AO_LOG_TEMP_VOLT:
- state.temp = record.a;
- state.batt = record.b;
- seen |= seen_temp_volt;
- break;
- case Altos.AO_LOG_DEPLOY:
- state.drogue = record.a;
- state.main = record.b;
- seen |= seen_deploy;
- break;
- case Altos.AO_LOG_STATE:
- state.state = record.a;
- break;
- case Altos.AO_LOG_GPS_TIME:
- gps_tick = state.tick;
- AltosGPS old = state.gps;
- state.gps = new AltosGPS();
-
- /* GPS date doesn't get repeated through the file */
- if (old != null) {
- state.gps.year = old.year;
- state.gps.month = old.month;
- state.gps.day = old.day;
- }
- state.gps.hour = (record.a & 0xff);
- state.gps.minute = (record.a >> 8);
- state.gps.second = (record.b & 0xff);
- int flags = (record.b >> 8);
- state.gps.connected = (flags & Altos.AO_GPS_RUNNING) != 0;
- state.gps.locked = (flags & Altos.AO_GPS_VALID) != 0;
- state.gps.date_valid = (flags & Altos.AO_GPS_DATE_VALID) != 0;
- state.gps.nsat = (flags & Altos.AO_GPS_NUM_SAT_MASK) >>
- Altos.AO_GPS_NUM_SAT_SHIFT;
- break;
- case Altos.AO_LOG_GPS_LAT:
- int lat32 = record.a | (record.b << 16);
- state.gps.lat = (double) lat32 / 1e7;
- break;
- case Altos.AO_LOG_GPS_LON:
- int lon32 = record.a | (record.b << 16);
- state.gps.lon = (double) lon32 / 1e7;
- break;
- case Altos.AO_LOG_GPS_ALT:
- state.gps.alt = record.a;
- break;
- case Altos.AO_LOG_GPS_SAT:
- if (state.tick == gps_tick) {
- int svid = record.a;
- int c_n0 = record.b >> 8;
- state.gps.add_sat(svid, c_n0);
- }
- break;
- case Altos.AO_LOG_GPS_DATE:
- state.gps.year = (record.a & 0xff) + 2000;
- state.gps.month = record.a >> 8;
- state.gps.day = record.b & 0xff;
- break;
-
- case Altos.AO_LOG_CONFIG_VERSION:
- break;
- case Altos.AO_LOG_MAIN_DEPLOY:
- break;
- case Altos.AO_LOG_APOGEE_DELAY:
- break;
- case Altos.AO_LOG_RADIO_CHANNEL:
- break;
- case Altos.AO_LOG_CALLSIGN:
- state.callsign = record.data;
- break;
- case Altos.AO_LOG_ACCEL_CAL:
- state.accel_plus_g = record.a;
- state.accel_minus_g = record.b;
- break;
- case Altos.AO_LOG_RADIO_CAL:
- break;
- case Altos.AO_LOG_MANUFACTURER:
- break;
- case Altos.AO_LOG_PRODUCT:
- break;
- case Altos.AO_LOG_SERIAL_NUMBER:
- state.serial = record.a;
- break;
- case Altos.AO_LOG_SOFTWARE_VERSION:
- break;
- }
- record = null;
- }
- }
-
- public void write_comments(PrintStream out) {
- Iterator<AltosOrderedRecord> iterator = records.iterator();
- out.printf("# Comments\n");
- while (iterator.hasNext()) {
- AltosOrderedRecord record = iterator.next();
- switch (record.cmd) {
- case Altos.AO_LOG_CONFIG_VERSION:
- out.printf("# Config version: %s\n", record.data);
- break;
- case Altos.AO_LOG_MAIN_DEPLOY:
- out.printf("# Main deploy: %s\n", record.a);
- break;
- case Altos.AO_LOG_APOGEE_DELAY:
- out.printf("# Apogee delay: %s\n", record.a);
- break;
- case Altos.AO_LOG_RADIO_CHANNEL:
- out.printf("# Radio channel: %s\n", record.a);
- break;
- case Altos.AO_LOG_CALLSIGN:
- out.printf("# Callsign: %s\n", record.data);
- break;
- case Altos.AO_LOG_ACCEL_CAL:
- out.printf ("# Accel cal: %d %d\n", record.a, record.b);
- break;
- case Altos.AO_LOG_RADIO_CAL:
- out.printf ("# Radio cal: %d\n", record.a);
- break;
- case Altos.AO_LOG_MANUFACTURER:
- out.printf ("# Manufacturer: %s\n", record.data);
- break;
- case Altos.AO_LOG_PRODUCT:
- out.printf ("# Product: %s\n", record.data);
- break;
- case Altos.AO_LOG_SERIAL_NUMBER:
- out.printf ("# Serial number: %d\n", record.a);
- break;
- case Altos.AO_LOG_SOFTWARE_VERSION:
- out.printf ("# Software version: %s\n", record.data);
- break;
- }
- }
- }
-
- /*
- * Given an AO_LOG_GPS_TIME record with correct time, and one
- * missing time, rewrite the missing time values with the good
- * ones, assuming that the difference between them is 'diff' seconds
- */
- void update_time(AltosOrderedRecord good, AltosOrderedRecord bad) {
-
- int diff = (bad.tick - good.tick + 50) / 100;
-
- int hour = (good.a & 0xff);
- int minute = (good.a >> 8);
- int second = (good.b & 0xff);
- int flags = (good.b >> 8);
- int seconds = hour * 3600 + minute * 60 + second;
-
- int new_seconds = seconds + diff;
- if (new_seconds < 0)
- new_seconds += 24 * 3600;
- int new_second = (new_seconds % 60);
- int new_minutes = (new_seconds / 60);
- int new_minute = (new_minutes % 60);
- int new_hours = (new_minutes / 60);
- int new_hour = (new_hours % 24);
-
- bad.a = new_hour + (new_minute << 8);
- bad.b = new_second + (flags << 8);
- }
-
- /*
- * Read the whole file, dumping records into a RB tree so
- * we can enumerate them in time order -- the eeprom data
- * are sometimes out of order with GPS data getting timestamps
- * matching the first packet out of the GPS unit but not
- * written until the final GPS packet has been received.
- */
- public AltosEepromReader (FileInputStream input) {
- state = new AltosRecord();
- state.state = Altos.ao_flight_pad;
- state.accel_plus_g = 15758;
- state.accel_minus_g = 16294;
- seen = 0;
- records = new TreeSet<AltosOrderedRecord>();
-
- AltosOrderedRecord last_gps_time = null;
-
- int index = 0;
- int tick = 0;
-
- boolean missing_time = false;
-
- try {
- for (;;) {
- String line = AltosRecord.gets(input);
- if (line == null)
- break;
- AltosOrderedRecord record = new AltosOrderedRecord(line, index++, tick);
- if (record == null)
- break;
- if (record.cmd == Altos.AO_LOG_INVALID)
- continue;
- tick = record.tick;
- if (record.cmd == Altos.AO_LOG_FLIGHT) {
- state.ground_accel = record.a;
- state.flight_accel = record.a;
- state.flight = record.b;
- boost_tick = tick;
- seen |= seen_flight;
- }
-
- /* Two firmware bugs caused the loss of some GPS data.
- * The flight date would never be recorded, and often
- * the flight time would get overwritten by another
- * record. Detect the loss of the GPS date and fix up the
- * missing time records
- */
- if (record.cmd == Altos.AO_LOG_GPS_DATE)
- saw_gps_date = true;
-
- /* go back and fix up any missing time values */
- if (record.cmd == Altos.AO_LOG_GPS_TIME) {
- last_gps_time = record;
- if (missing_time) {
- Iterator<AltosOrderedRecord> iterator = records.iterator();
- while (iterator.hasNext()) {
- AltosOrderedRecord old = iterator.next();
- if (old.cmd == Altos.AO_LOG_GPS_TIME &&
- old.a == -1 && old.b == -1)
- {
- update_time(record, old);
- }
- }
- missing_time = false;
- }
- }
-
- if (record.cmd == Altos.AO_LOG_GPS_LAT) {
- if (last_gps_time == null || last_gps_time.tick != record.tick) {
- AltosOrderedRecord add_gps_time = new AltosOrderedRecord(Altos.AO_LOG_GPS_TIME,
- record.tick,
- -1, -1, index-1);
- if (last_gps_time != null)
- update_time(last_gps_time, add_gps_time);
- else
- missing_time = true;
-
- records.add(add_gps_time);
- record.index = index++;
- }
- }
- records.add(record);
-
- /* Bail after reading the 'landed' record; we're all done */
- if (record.cmd == Altos.AO_LOG_STATE &&
- record.a == Altos.ao_flight_landed)
- break;
- }
- } catch (IOException io) {
- } catch (ParseException pe) {
- }
- record_iterator = records.iterator();
- try {
- input.close();
- } catch (IOException ie) {
- }
- }
-}
projects / fw / altos / blobdiff