diff options
author | Keith Packard <keithp@keithp.com> | 2012-02-23 17:00:48 +1300 |
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committer | Keith Packard <keithp@keithp.com> | 2012-06-02 19:39:55 -0700 |
commit | 69e6df07976a56b49e07c242cd6e5b2cbd2a578d (patch) | |
tree | b2a5bebf3260959a2468ebcdf32f828fa16e035b /altoslib/src/org/altusmetrum/AltosLib/AltosState.java | |
parent | 9b659904109f992b8a3e61efb94e81cdb19af1c9 (diff) |
Move altoslib sources to top dir
No sense having them live deep in the file system.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'altoslib/src/org/altusmetrum/AltosLib/AltosState.java')
-rw-r--r-- | altoslib/src/org/altusmetrum/AltosLib/AltosState.java | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/altoslib/src/org/altusmetrum/AltosLib/AltosState.java b/altoslib/src/org/altusmetrum/AltosLib/AltosState.java deleted file mode 100644 index 0645e448..00000000 --- a/altoslib/src/org/altusmetrum/AltosLib/AltosState.java +++ /dev/null @@ -1,210 +0,0 @@ -/* - * 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. - */ - -/* - * Track flight state from telemetry or eeprom data stream - */ - -package org.altusmetrum.AltosLib; - -public class AltosState { - public AltosRecord data; - - /* derived data */ - - public long report_time; - - public double time; - public double time_change; - public int tick; - - public int state; - public boolean landed; - public boolean ascent; /* going up? */ - public boolean boost; /* under power */ - - public double ground_altitude; - public double height; - public double speed; - public double acceleration; - public double battery; - public double temperature; - public double main_sense; - public double drogue_sense; - public double baro_speed; - - public double max_height; - public double max_acceleration; - public double max_speed; - public double max_baro_speed; - - public AltosGPS gps; - - public AltosIMU imu; - public AltosMag mag; - - public static final int MIN_PAD_SAMPLES = 10; - - public int npad; - public int ngps; - public int gps_waiting; - public boolean gps_ready; - - public AltosGreatCircle from_pad; - public double elevation; /* from pad */ - public double range; /* total distance */ - - public double gps_height; - - public int speak_tick; - public double speak_altitude; - - public void init (AltosRecord cur, AltosState prev_state) { - int i; - AltosRecord prev; - - data = cur; - - ground_altitude = data.ground_altitude(); - height = data.filtered_height(); - - report_time = System.currentTimeMillis(); - - acceleration = data.acceleration(); - speed = data.accel_speed(); - temperature = data.temperature(); - drogue_sense = data.drogue_voltage(); - main_sense = data.main_voltage(); - battery = data.battery_voltage(); - tick = data.tick; - state = data.state; - - if (prev_state != null) { - - /* Preserve any existing gps data */ - npad = prev_state.npad; - ngps = prev_state.ngps; - gps = prev_state.gps; - pad_lat = prev_state.pad_lat; - pad_lon = prev_state.pad_lon; - pad_alt = prev_state.pad_alt; - max_height = prev_state.max_height; - max_acceleration = prev_state.max_acceleration; - max_speed = prev_state.max_speed; - max_baro_speed = prev_state.max_baro_speed; - imu = prev_state.imu; - mag = prev_state.mag; - - /* make sure the clock is monotonic */ - while (tick < prev_state.tick) - tick += 65536; - - time_change = (tick - prev_state.tick) / 100.0; - - /* compute barometric speed */ - - double height_change = height - prev_state.height; - if (data.speed != AltosRecord.MISSING) - baro_speed = data.speed; - else { - if (time_change > 0) - baro_speed = (prev_state.baro_speed * 3 + (height_change / time_change)) / 4.0; - else - baro_speed = prev_state.baro_speed; - } - } else { - npad = 0; - ngps = 0; - gps = null; - baro_speed = 0; - time_change = 0; - } - - time = tick / 100.0; - - if (cur.new_gps && (state == AltosLib.ao_flight_pad || state == AltosLib.ao_flight_idle)) { - - /* Track consecutive 'good' gps reports, waiting for 10 of them */ - if (data.gps != null && data.gps.locked && data.gps.nsat >= 4) - npad++; - else - npad = 0; - - /* Average GPS data while on the pad */ - if (data.gps != null && data.gps.locked && data.gps.nsat >= 4) { - if (ngps > 1) { - /* filter pad position */ - pad_lat = (pad_lat * 31.0 + data.gps.lat) / 32.0; - pad_lon = (pad_lon * 31.0 + data.gps.lon) / 32.0; - pad_alt = (pad_alt * 31.0 + data.gps.alt) / 32.0; - } else { - pad_lat = data.gps.lat; - pad_lon = data.gps.lon; - pad_alt = data.gps.alt; - } - ngps++; - } - } - - gps_waiting = MIN_PAD_SAMPLES - npad; - if (gps_waiting < 0) - gps_waiting = 0; - - gps_ready = gps_waiting == 0; - - ascent = (AltosLib.ao_flight_boost <= state && - state <= AltosLib.ao_flight_coast); - boost = (AltosLib.ao_flight_boost == state); - - /* Only look at accelerometer data under boost */ - if (boost && acceleration > max_acceleration) - max_acceleration = acceleration; - if (boost && speed > max_speed) - max_speed = speed; - if (boost && baro_speed > max_baro_speed) - max_baro_speed = baro_speed; - - if (height > max_height) - max_height = height; - if (data.gps != null) { - if (gps == null || !gps.locked || data.gps.locked) - gps = data.gps; - if (ngps > 0 && gps.locked) { - from_pad = new AltosGreatCircle(pad_lat, pad_lon, gps.lat, gps.lon); - } - } - elevation = 0; - range = -1; - if (ngps > 0) { - gps_height = gps.alt - pad_alt; - if (from_pad != null) { - elevation = Math.atan2(height, from_pad.distance) * 180 / Math.PI; - range = Math.sqrt(height * height + from_pad.distance * from_pad.distance); - } - } else { - gps_height = 0; - } - } - - public AltosState(AltosRecord cur) { - init(cur, null); - } - - public AltosState (AltosRecord cur, AltosState prev) { - init(cur, prev); - } -} |