diff options
Diffstat (limited to 'altoslib')
| -rw-r--r-- | altoslib/AltosEepromMega.java | 213 | ||||
| -rw-r--r-- | altoslib/AltosEepromMegaIterable.java | 518 | ||||
| -rw-r--r-- | altoslib/AltosLink.java | 25 | ||||
| -rw-r--r-- | altoslib/Makefile.am | 2 | 
4 files changed, 758 insertions, 0 deletions
diff --git a/altoslib/AltosEepromMega.java b/altoslib/AltosEepromMega.java new file mode 100644 index 00000000..2628279e --- /dev/null +++ b/altoslib/AltosEepromMega.java @@ -0,0 +1,213 @@ +/* + * Copyright © 2011 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 org.altusmetrum.AltosLib; + +import java.io.*; +import java.util.*; +import java.text.*; +import java.util.prefs.*; +import java.util.concurrent.*; + +public class AltosEepromMega { +	public int	cmd; +	public int	tick; +	public boolean	valid; +	public String	data; +	public int	a, b; + +	public int	data8[]; + +	public static final int	record_length = 32; +	static final int	header_length = 4; +	static final int	data_length = record_length - header_length; + +	public int data8(int i) { +		return data8[i]; +	} + +	public int data16(int i) { +		return ((data8[i] | (data8[i+1] << 8)) << 16) >> 16; +	} + +	public int data32(int i) { +		return data8[i] | (data8[i+1] << 8) | (data8[i+2] << 16) | (data8[i+3] << 24); +	} + +	/* AO_LOG_FLIGHT elements */ +	public int flight() { return data16(0); } +	public int ground_accel() { return data16(2); } +	public int ground_pres() { return data32(4); } +	public int ground_temp() { return data32(8); } + +	/* AO_LOG_STATE elements */ +	public int state() { return data16(0); } +	public int reason() { return data16(2); } + +	/* AO_LOG_SENSOR elements */ +	public int pres() { return data32(0); } +	public int temp() { return data32(4); } +	public int accel_x() { return data16(8); } +	public int accel_y() { return data16(10); } +	public int accel_z() { return data16(12); } +	public int gyro_x() { return data16(14); } +	public int gyro_y() { return data16(16); } +	public int gyro_z() { return data16(18); } +	public int mag_x() { return data16(20); } +	public int mag_y() { return data16(22); } +	public int mag_z() { return data16(24); } +	public int accel() { +		int a = data16(26); +		if (a != 0xffff) +			return a; +		return accel_y(); +	} + +	/* AO_LOG_VOLT elements */ +	public int v_batt() { return data16(0); } +	public int v_pbatt() { return data16(2); } +	public int nsense() { return data16(4); } +	public int sense(int i) { return data16(6 + i * 2); } + +	public AltosEepromMega (AltosEepromChunk chunk, int start) throws ParseException { +		cmd = chunk.data(start); + +		valid = !chunk.erased(start, record_length); +		if (valid) { +			if (AltosConvert.checksum(chunk.data, start, record_length) != 0) +				throw new ParseException(String.format("invalid checksum at 0x%x", +								       chunk.address + start), 0); +		} else { +			cmd = AltosLib.AO_LOG_INVALID; +		} + +		tick = chunk.data16(start+2); + +		data8 = new int[data_length]; +		for (int i = 0; i < data_length; i++) +			data8[i] = chunk.data(start + header_length + i); +	} + +	public AltosEepromMega (String line) { +		valid = false; +		tick = 0; + +		if (line == null) { +			cmd = AltosLib.AO_LOG_INVALID; +			line = ""; +		} else { +			try { +				String[] tokens = line.split("\\s+"); + +				if (tokens[0].length() == 1) { +					if (tokens.length != 2 + data_length) { +						cmd = AltosLib.AO_LOG_INVALID; +						data = line; +					} else { +						cmd = tokens[0].codePointAt(0); +						tick = Integer.parseInt(tokens[1],16); +						valid = true; +						data8 = new int[data_length]; +						for (int i = 0; i < data_length; i++) +							data8[i] = Integer.parseInt(tokens[2 + i],16); +					} +				} else if (tokens[0].equals("Config") && tokens[1].equals("version:")) { +					cmd = AltosLib.AO_LOG_CONFIG_VERSION; +					data = tokens[2]; +				} else if (tokens[0].equals("Main") && tokens[1].equals("deploy:")) { +					cmd = AltosLib.AO_LOG_MAIN_DEPLOY; +					a = Integer.parseInt(tokens[2]); +				} else if (tokens[0].equals("Apogee") && tokens[1].equals("delay:")) { +					cmd = AltosLib.AO_LOG_APOGEE_DELAY; +					a = Integer.parseInt(tokens[2]); +				} else if (tokens[0].equals("Radio") && tokens[1].equals("channel:")) { +					cmd = AltosLib.AO_LOG_RADIO_CHANNEL; +					a = Integer.parseInt(tokens[2]); +				} else if (tokens[0].equals("Callsign:")) { +					cmd = AltosLib.AO_LOG_CALLSIGN; +					data = tokens[1].replaceAll("\"",""); +				} else if (tokens[0].equals("Accel") && tokens[1].equals("cal")) { +					cmd = AltosLib.AO_LOG_ACCEL_CAL; +					a = Integer.parseInt(tokens[3]); +					b = Integer.parseInt(tokens[5]); +				} else if (tokens[0].equals("Radio") && tokens[1].equals("cal:")) { +					cmd = AltosLib.AO_LOG_RADIO_CAL; +					a = Integer.parseInt(tokens[2]); +				} else if (tokens[0].equals("Max") && tokens[1].equals("flight") && tokens[2].equals("log:")) { +					cmd = AltosLib.AO_LOG_MAX_FLIGHT_LOG; +					a = Integer.parseInt(tokens[3]); +				} else if (tokens[0].equals("manufacturer")) { +					cmd = AltosLib.AO_LOG_MANUFACTURER; +					data = tokens[1]; +				} else if (tokens[0].equals("product")) { +					cmd = AltosLib.AO_LOG_PRODUCT; +					data = tokens[1]; +				} else if (tokens[0].equals("serial-number")) { +					cmd = AltosLib.AO_LOG_SERIAL_NUMBER; +					a = Integer.parseInt(tokens[1]); +				} else if (tokens[0].equals("log-format")) { +					cmd = AltosLib.AO_LOG_LOG_FORMAT; +					a = Integer.parseInt(tokens[1]); +				} else if (tokens[0].equals("software-version")) { +					cmd = AltosLib.AO_LOG_SOFTWARE_VERSION; +					data = tokens[1]; +				} else if (tokens[0].equals("ms5607")) { +					if (tokens[1].equals("reserved:")) { +						cmd = AltosLib.AO_LOG_BARO_RESERVED; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("sens:")) { +						cmd = AltosLib.AO_LOG_BARO_SENS; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("off:")) { +						cmd = AltosLib.AO_LOG_BARO_OFF; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("tcs:")) { +						cmd = AltosLib.AO_LOG_BARO_TCS; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("tco:")) { +						cmd = AltosLib.AO_LOG_BARO_TCO; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("tref:")) { +						cmd = AltosLib.AO_LOG_BARO_TREF; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("tempsens:")) { +						cmd = AltosLib.AO_LOG_BARO_TEMPSENS; +						a = Integer.parseInt(tokens[2]); +					} else if (tokens[1].equals("crc:")) { +						cmd = AltosLib.AO_LOG_BARO_CRC; +						a = Integer.parseInt(tokens[2]); +					} else { +						cmd = AltosLib.AO_LOG_INVALID; +						data = line; +					} +				} else { +					cmd = AltosLib.AO_LOG_INVALID; +					data = line; +				} +			} catch (NumberFormatException ne) { +				cmd = AltosLib.AO_LOG_INVALID; +				data = line; +			} +		} +	} + +	public AltosEepromMega(int in_cmd, int in_tick) { +		cmd = in_cmd; +		tick = in_tick; +		valid = true; +	} +} diff --git a/altoslib/AltosEepromMegaIterable.java b/altoslib/AltosEepromMegaIterable.java new file mode 100644 index 00000000..28a298b3 --- /dev/null +++ b/altoslib/AltosEepromMegaIterable.java @@ -0,0 +1,518 @@ +/* + * 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 org.altusmetrum.AltosLib; + +import java.io.*; +import java.util.*; +import java.text.*; +import java.util.prefs.*; +import java.util.concurrent.LinkedBlockingQueue; + +/* + * AltosRecords with an index field so they can be sorted by tick while preserving + * the original ordering for elements with matching ticks + */ +class AltosOrderedMegaRecord extends AltosEepromMega implements Comparable<AltosOrderedMegaRecord> { + +	public int	index; + +	public AltosOrderedMegaRecord(String line, int in_index, int prev_tick, boolean prev_tick_valid) +		throws ParseException { +		super(line); +		if (prev_tick_valid) { +			tick |= (prev_tick & ~0xffff); +			if (tick < prev_tick) { +				if (prev_tick - tick > 0x8000) +					tick += 0x10000; +			} else { +				if (tick - prev_tick > 0x8000) +					tick -= 0x10000; +			} +		} +		index = in_index; +	} + +	public AltosOrderedMegaRecord(int in_cmd, int in_tick, int in_a, int in_b, int in_index) { +		super(in_cmd, in_tick); +		a = in_a; +		b = in_b; +		index = in_index; +	} + +	public String toString() { +		return String.format("%d.%d %04x %04x %04x", +				     cmd, index, tick, a, b); +	} + +	public int compareTo(AltosOrderedMegaRecord o) { +		int	tick_diff = tick - o.tick; +		if (tick_diff != 0) +			return tick_diff; +		return index - o.index; +	} +} + +public class AltosEepromMegaIterable extends AltosRecordIterable { + +	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; + +	boolean			has_accel; +	boolean			has_gps; +	boolean			has_ignite; + +	AltosEepromMega	flight_record; +	AltosEepromMega	gps_date_record; + +	TreeSet<AltosOrderedMegaRecord>	records; + +	AltosMs5607		baro; + +	LinkedList<AltosRecord>	list; + +	class EepromState { +		int	seen; +		int	n_pad_samples; +		double	ground_pres; +		int	gps_tick; +		int	boost_tick; +		int	sensor_tick; + +		EepromState() { +			seen = 0; +			n_pad_samples = 0; +			ground_pres = 0.0; +			gps_tick = 0; +		} +	} + +	void update_state(AltosRecord state, AltosEepromMega record, EepromState eeprom) { +		state.tick = record.tick; +		switch (record.cmd) { +		case AltosLib.AO_LOG_FLIGHT: +			eeprom.seen |= seen_flight; +			state.ground_accel = record.ground_accel(); +			state.flight_accel = record.ground_accel(); +			state.ground_pres = baro.set(record.ground_pres(), record.ground_temp()); +			state.flight_pres = state.ground_pres; +			state.flight = record.data16(0); +			eeprom.boost_tick = record.tick; +			break; +		case AltosLib.AO_LOG_SENSOR: +			state.accel = record.accel(); +			state.pres = baro.set(record.pres(), record.temp()); +			state.temp = baro.cc; +			state.imu = new AltosIMU(); +			state.imu.accel_x = record.accel_x(); +			state.imu.accel_y = record.accel_y(); +			state.imu.accel_z = record.accel_z(); +			state.imu.gyro_x = record.gyro_x(); +			state.imu.gyro_y = record.gyro_y(); +			state.imu.gyro_z = record.gyro_z(); +			state.mag = new AltosMag(); +			state.mag.x = record.mag_x(); +			state.mag.y = record.mag_y(); +			state.mag.z = record.mag_z(); +			if (state.state < AltosLib.ao_flight_boost) { +				eeprom.n_pad_samples++; +				eeprom.ground_pres += state.pres; +				state.ground_pres = (int) (eeprom.ground_pres / eeprom.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; +			if ((eeprom.seen & seen_sensor) == 0) +				eeprom.sensor_tick = record.tick - 1; +			state.flight_vel += (state.accel_plus_g - state.accel) * (record.tick - eeprom.sensor_tick); +			eeprom.seen |= seen_sensor; +			eeprom.sensor_tick = record.tick; +			has_accel = true; +			break; +		case AltosLib.AO_LOG_PRESSURE: +			state.pres = record.b; +			state.flight_pres = state.pres; +			if (eeprom.n_pad_samples == 0) { +				eeprom.n_pad_samples++; +				state.ground_pres = state.pres; +			} +			eeprom.seen |= seen_sensor; +			break; +		case AltosLib.AO_LOG_TEMP_VOLT: +			state.batt = record.v_batt(); +			eeprom.seen |= seen_temp_volt; +			break; +		case AltosLib.AO_LOG_DEPLOY: +			state.drogue = record.a; +			state.main = record.b; +			eeprom.seen |= seen_deploy; +			has_ignite = true; +			break; +		case AltosLib.AO_LOG_STATE: +			state.state = record.state(); +			break; +		case AltosLib.AO_LOG_GPS_TIME: +			eeprom.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 & AltosLib.AO_GPS_RUNNING) != 0; +			state.gps.locked = (flags & AltosLib.AO_GPS_VALID) != 0; +			state.gps.nsat = (flags & AltosLib.AO_GPS_NUM_SAT_MASK) >> +				AltosLib.AO_GPS_NUM_SAT_SHIFT; +			state.new_gps = true; +			has_gps = true; +			break; +		case AltosLib.AO_LOG_GPS_LAT: +			int lat32 = record.a | (record.b << 16); +			state.gps.lat = (double) lat32 / 1e7; +			break; +		case AltosLib.AO_LOG_GPS_LON: +			int lon32 = record.a | (record.b << 16); +			state.gps.lon = (double) lon32 / 1e7; +			break; +		case AltosLib.AO_LOG_GPS_ALT: +			state.gps.alt = record.a; +			break; +		case AltosLib.AO_LOG_GPS_SAT: +			if (state.tick == eeprom.gps_tick) { +				int svid = record.a; +				int c_n0 = record.b >> 8; +				state.gps.add_sat(svid, c_n0); +			} +			break; +		case AltosLib.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 AltosLib.AO_LOG_CONFIG_VERSION: +			break; +		case AltosLib.AO_LOG_MAIN_DEPLOY: +			break; +		case AltosLib.AO_LOG_APOGEE_DELAY: +			break; +		case AltosLib.AO_LOG_RADIO_CHANNEL: +			break; +		case AltosLib.AO_LOG_CALLSIGN: +			state.callsign = record.data; +			break; +		case AltosLib.AO_LOG_ACCEL_CAL: +			state.accel_plus_g = record.a; +			state.accel_minus_g = record.b; +			break; +		case AltosLib.AO_LOG_RADIO_CAL: +			break; +		case AltosLib.AO_LOG_MANUFACTURER: +			break; +		case AltosLib.AO_LOG_PRODUCT: +			break; +		case AltosLib.AO_LOG_SERIAL_NUMBER: +			state.serial = record.a; +			break; +		case AltosLib.AO_LOG_SOFTWARE_VERSION: +			break; +		case AltosLib.AO_LOG_BARO_RESERVED: +			baro.reserved = record.a; +			break; +		case AltosLib.AO_LOG_BARO_SENS: +			baro.sens =record.a; +			break; +		case AltosLib.AO_LOG_BARO_OFF: +			baro.off =record.a; +			break; +		case AltosLib.AO_LOG_BARO_TCS: +			baro.tcs =record.a; +			break; +		case AltosLib.AO_LOG_BARO_TCO: +			baro.tco =record.a; +			break; +		case AltosLib.AO_LOG_BARO_TREF: +			baro.tref =record.a; +			break; +		case AltosLib.AO_LOG_BARO_TEMPSENS: +			baro.tempsens =record.a; +			break; +		case AltosLib.AO_LOG_BARO_CRC: +			baro.crc =record.a; +			break; +		} +		state.seen |= eeprom.seen; +	} + +	LinkedList<AltosRecord> make_list() { +		LinkedList<AltosRecord>		list = new LinkedList<AltosRecord>(); +		Iterator<AltosOrderedMegaRecord>	iterator = records.iterator(); +		AltosOrderedMegaRecord		record = null; +		AltosRecord			state = new AltosRecord(); +		boolean				last_reported = false; +		EepromState			eeprom = new EepromState(); + +		state.state = AltosLib.ao_flight_pad; +		state.accel_plus_g = 15758; +		state.accel_minus_g = 16294; + +		/* Pull in static data from the flight and gps_date records */ +		if (flight_record != null) +			update_state(state, flight_record, eeprom); +		if (gps_date_record != null) +			update_state(state, gps_date_record, eeprom); + +		while (iterator.hasNext()) { +			record = iterator.next(); +			if ((eeprom.seen & seen_basic) == seen_basic && record.tick != state.tick) { +				AltosRecord r = new AltosRecord(state); +				r.time = (r.tick - eeprom.boost_tick) / 100.0; +				list.add(r); +			} +			update_state(state, record, eeprom); +		} +		AltosRecord r = new AltosRecord(state); +		r.time = (r.tick - eeprom.boost_tick) / 100.0; +		list.add(r); +		return list; +	} + +	public Iterator<AltosRecord> iterator() { +		if (list == null) +			list = make_list(); +		return list.iterator(); +	} + +	public boolean has_gps() { return has_gps; } +	public boolean has_accel() { return has_accel; } +	public boolean has_ignite() { return has_ignite; } + +	public void write_comments(PrintStream out) { +		Iterator<AltosOrderedMegaRecord>	iterator = records.iterator(); +		out.printf("# Comments\n"); +		while (iterator.hasNext()) { +			AltosOrderedMegaRecord	record = iterator.next(); +			switch (record.cmd) { +			case AltosLib.AO_LOG_CONFIG_VERSION: +				out.printf("# Config version: %s\n", record.data); +				break; +			case AltosLib.AO_LOG_MAIN_DEPLOY: +				out.printf("# Main deploy: %s\n", record.a); +				break; +			case AltosLib.AO_LOG_APOGEE_DELAY: +				out.printf("# Apogee delay: %s\n", record.a); +				break; +			case AltosLib.AO_LOG_RADIO_CHANNEL: +				out.printf("# Radio channel: %s\n", record.a); +				break; +			case AltosLib.AO_LOG_CALLSIGN: +				out.printf("# Callsign: %s\n", record.data); +				break; +			case AltosLib.AO_LOG_ACCEL_CAL: +				out.printf ("# Accel cal: %d %d\n", record.a, record.b); +				break; +			case AltosLib.AO_LOG_RADIO_CAL: +				out.printf ("# Radio cal: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_MAX_FLIGHT_LOG: +				out.printf ("# Max flight log: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_MANUFACTURER: +				out.printf ("# Manufacturer: %s\n", record.data); +				break; +			case AltosLib.AO_LOG_PRODUCT: +				out.printf ("# Product: %s\n", record.data); +				break; +			case AltosLib.AO_LOG_SERIAL_NUMBER: +				out.printf ("# Serial number: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_SOFTWARE_VERSION: +				out.printf ("# Software version: %s\n", record.data); +				break; +			case AltosLib.AO_LOG_BARO_RESERVED: +				out.printf ("# Baro reserved: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_SENS: +				out.printf ("# Baro sens: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_OFF: +				out.printf ("# Baro off: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_TCS: +				out.printf ("# Baro tcs: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_TCO: +				out.printf ("# Baro tco: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_TREF: +				out.printf ("# Baro tref: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_TEMPSENS: +				out.printf ("# Baro tempsens: %d\n", record.a); +				break; +			case AltosLib.AO_LOG_BARO_CRC: +				out.printf ("# Baro crc: %d\n", record.a); +				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(AltosOrderedMegaRecord good, AltosOrderedMegaRecord 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; + +		/* Make sure this looks like a good GPS value */ +		if ((flags & AltosLib.AO_GPS_NUM_SAT_MASK) >> AltosLib.AO_GPS_NUM_SAT_SHIFT < 4) +			flags = (flags & ~AltosLib.AO_GPS_NUM_SAT_MASK) | (4 << AltosLib.AO_GPS_NUM_SAT_SHIFT); +		flags |= AltosLib.AO_GPS_RUNNING; +		flags |= AltosLib.AO_GPS_VALID; + +		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 AltosEepromMegaIterable (FileInputStream input) { +		records = new TreeSet<AltosOrderedMegaRecord>(); + +		AltosOrderedMegaRecord last_gps_time = null; + +		baro = new AltosMs5607(); + +		int index = 0; +		int prev_tick = 0; +		boolean prev_tick_valid = false; +		boolean missing_time = false; + +		try { +			for (;;) { +				String line = AltosRecord.gets(input); +				if (line == null) +					break; +				AltosOrderedMegaRecord record = new AltosOrderedMegaRecord(line, index++, prev_tick, prev_tick_valid); +				if (record == null) +					break; +				if (record.cmd == AltosLib.AO_LOG_INVALID) +					continue; +				prev_tick = record.tick; +				if (record.cmd < AltosLib.AO_LOG_CONFIG_VERSION) +					prev_tick_valid = true; +				if (record.cmd == AltosLib.AO_LOG_FLIGHT) { +					flight_record = record; +					continue; +				} + +				/* 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 == AltosLib.AO_LOG_GPS_DATE) { +					gps_date_record = record; +					continue; +				} + +				/* go back and fix up any missing time values */ +				if (record.cmd == AltosLib.AO_LOG_GPS_TIME) { +					last_gps_time = record; +					if (missing_time) { +						Iterator<AltosOrderedMegaRecord> iterator = records.iterator(); +						while (iterator.hasNext()) { +							AltosOrderedMegaRecord old = iterator.next(); +							if (old.cmd == AltosLib.AO_LOG_GPS_TIME && +							    old.a == -1 && old.b == -1) +							{ +								update_time(record, old); +							} +						} +						missing_time = false; +					} +				} + +				if (record.cmd == AltosLib.AO_LOG_GPS_LAT) { +					if (last_gps_time == null || last_gps_time.tick != record.tick) { +						AltosOrderedMegaRecord add_gps_time = new AltosOrderedMegaRecord(AltosLib.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 == AltosLib.AO_LOG_STATE && +				    record.a == AltosLib.ao_flight_landed) +					break; +			} +		} catch (IOException io) { +		} catch (ParseException pe) { +		} +		try { +			input.close(); +		} catch (IOException ie) { +		} +	} +} diff --git a/altoslib/AltosLink.java b/altoslib/AltosLink.java index 9b80e916..77b400fc 100644 --- a/altoslib/AltosLink.java +++ b/altoslib/AltosLink.java @@ -141,6 +141,31 @@ public abstract class AltosLink {  		return AltosLib.telemetry_len(telemetry);  	} +	private void set_radio_freq(int frequency) { +		if (monitor_mode) +			printf("m 0\nc F %d\nm %x\n", +			       frequency, telemetry_len()); +		else +			printf("c F %d\n", frequency); +		flush_output(); +	} + +	public void set_radio_frequency(double frequency, +					boolean has_frequency, +					boolean has_setting, +					int cal) { +		if (debug) +			System.out.printf("set_radio_frequency %7.3f (freq %b) (set %b) %d\n", frequency, has_frequency, has_setting, cal); +		if (frequency == 0) +			return; +		if (has_frequency) +			set_radio_freq((int) Math.floor (frequency * 1000)); +		else if (has_setting) +			set_radio_setting(AltosConvert.radio_frequency_to_setting(frequency, cal)); +		else +			set_channel(AltosConvert.radio_frequency_to_channel(frequency)); +	} +  	public void set_telemetry(int in_telemetry) {  		telemetry = in_telemetry;  		if (monitor_mode) diff --git a/altoslib/Makefile.am b/altoslib/Makefile.am index 2e4a795a..f644d46a 100644 --- a/altoslib/Makefile.am +++ b/altoslib/Makefile.am @@ -17,6 +17,8 @@ AltosLib_JAVA = \  	$(SRC)/AltosEepromChunk.java \  	$(SRC)/AltosEepromIterable.java \  	$(SRC)/AltosEepromLog.java \ +	$(SRC)/AltosEepromMega.java \ +	$(SRC)/AltosEepromMegaIterable.java \  	$(SRC)/AltosEepromRecord.java \  	$(SRC)/AltosEepromTeleScience.java \  	$(SRC)/AltosFile.java \  | 
