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   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  17  */
  18
  19 package org.altusmetrum.altoslib_12;
  20
  21 import java.io.*;
  22
  23 public class AltosFlightStats {
  24         public double           max_height;
  25         public double           max_gps_height;
  26         public double           max_speed;
  27         public double           max_acceleration;
  28         public double[]         state_speed = new double[AltosLib.ao_flight_invalid + 1];
  29         public double[]         state_accel = new double[AltosLib.ao_flight_invalid + 1];
  30         public double[]         state_time = new double[AltosLib.ao_flight_invalid + 1];
  31         public String           product;
  32         public String           firmware_version;
  33         public int              serial;
  34         public int              flight;
  35         public int              year, month, day;
  36         public int              hour, minute, second;
  37         public double           boost_time;
  38         public double           landed_time;
  39         public double           lat, lon;
  40         public double           pad_lat, pad_lon;
  41         public boolean          has_flight_data;
  42         public boolean          has_gps;
  43         public boolean          has_gps_sats;
  44         public boolean          has_gps_detail;
  45         public boolean          has_flight_adc;
  46         public boolean          has_battery;
  47         public boolean          has_rssi;
  48         public boolean          has_imu;
  49         public boolean          has_mag;
  50         public boolean          has_orient;
  51         public int              num_igniter;
  52
  53         double landed_time(AltosFlightSeries series) {
  54                 double  landed_state_time = AltosLib.MISSING;
  55
  56                 if (series.state_series != null) {
  57                         for (AltosTimeValue state : series.state_series) {
  58                                 if (state.value == AltosLib.ao_flight_landed) {
  59                                         landed_state_time = state.time;
  60                                         break;
  61                                 }
  62                         }
  63                 }
  64
  65                 if (landed_state_time == AltosLib.MISSING && series.height_series != null)
  66                         landed_state_time = series.height_series.get(series.height_series.size()-1).time;
  67
  68                 double landed_height = AltosLib.MISSING;
  69
  70                 if (series.height_series != null) {
  71                         for (AltosTimeValue height : series.height_series) {
  72                                 landed_height = height.value;
  73                                 if (height.time >= landed_state_time)
  74                                         break;
  75                         }
  76                 }
  77
  78                 if (landed_height == AltosLib.MISSING)
  79                         return AltosLib.MISSING;
  80
  81                 boolean above = true;
  82
  83                 double  landed_time = AltosLib.MISSING;
  84
  85                 if (series.height_series != null) {
  86                         for (AltosTimeValue height : series.height_series) {
  87                                 if (height.value > landed_height + 10) {
  88                                         above = true;
  89                                 } else {
  90                                         if (above && Math.abs(height.value - landed_height) < 2) {
  91                                                 above = false;
  92                                                 landed_time = height.time;
  93                                         }
  94                                 }
  95                         }
  96                 }
  97
  98                 if (landed_time == AltosLib.MISSING)
  99                         landed_time = landed_state_time;
 100                 return landed_time;
 101         }
 102
 103         double boost_time(AltosFlightSeries series) {
 104                 double          boost_time = AltosLib.MISSING;
 105                 double          boost_state_time = AltosLib.MISSING;
 106
 107                 if (series.state_series != null) {
 108                         for (AltosTimeValue state : series.state_series) {
 109                                 if (state.value >= AltosLib.ao_flight_boost && state.value <= AltosLib.ao_flight_landed) {
 110                                         boost_state_time = state.time;
 111                                         break;
 112                                 }
 113                         }
 114                 }
 115                 if (series.accel_series != null) {
 116                         for (AltosTimeValue accel : series.accel_series) {
 117                                 if (accel.value < 1)
 118                                         boost_time = accel.time;
 119                                 if (boost_state_time != AltosLib.MISSING && accel.time >= boost_state_time)
 120                                         break;
 121                         }
 122                 }
 123                 if (boost_time == AltosLib.MISSING)
 124                         boost_time = boost_state_time;
 125                 return boost_time;
 126         }
 127
 128         private void add_times(AltosFlightSeries series, int state, double start_time, double end_time) {
 129                 double delta_time = end_time - start_time;
 130                 if (0 <= state && state <= AltosLib.ao_flight_invalid && delta_time > 0) {
 131                         speeds[state].value += series.speed_series.average(start_time, end_time) * delta_time;
 132                         speeds[state].time += delta_time;
 133                         accels[state].value += series.accel_series.average(start_time, end_time) * delta_time;
 134                         accels[state].time += delta_time;
 135                         state_time[state] += delta_time;
 136
 137                         if (state == AltosLib.ao_flight_boost) {
 138                                 AltosTimeValue tv_speed = series.speed_series.max(start_time, end_time);
 139                                 if (tv_speed != null && (max_speed == AltosLib.MISSING || tv_speed.value > max_speed))
 140                                         max_speed = tv_speed.value;
 141                                 AltosTimeValue tv_accel = series.accel_series.max(start_time, end_time);
 142                                 if (tv_accel != null && (max_acceleration == AltosLib.MISSING || tv_accel.value > max_acceleration))
 143                                         max_acceleration = tv_accel.value;
 144                         }
 145                 }
 146         }
 147
 148         AltosTimeValue[]        speeds = new AltosTimeValue[AltosLib.ao_flight_invalid + 1];
 149         AltosTimeValue[]        accels = new AltosTimeValue[AltosLib.ao_flight_invalid + 1];
 150
 151         public AltosFlightStats(AltosFlightSeries series) {
 152                 AltosCalData    cal_data = series.cal_data();
 153
 154                 series.finish();
 155
 156                 boost_time = boost_time(series);
 157                 landed_time = landed_time(series);
 158
 159                 if (series.state_series != null){
 160                         boolean fixed_boost = false;
 161                         boolean fixed_landed = false;
 162                         for (AltosTimeValue state : series.state_series) {
 163                                 if ((int) state.value == AltosLib.ao_flight_boost)
 164                                         if (boost_time != AltosLib.MISSING && !fixed_boost) {
 165                                                 state.time = boost_time;
 166                                                 fixed_boost = true;
 167                                         }
 168                                 if ((int) state.value == AltosLib.ao_flight_landed)
 169                                         if (landed_time != AltosLib.MISSING && !fixed_landed) {
 170                                                 state.time = landed_time;
 171                                                 fixed_landed = true;
 172                                         }
 173                         }
 174                 }
 175
 176                 year = month = day = AltosLib.MISSING;
 177                 hour = minute = second = AltosLib.MISSING;
 178                 serial = flight = AltosLib.MISSING;
 179                 lat = lon = AltosLib.MISSING;
 180                 has_flight_data = false;
 181                 has_gps = false;
 182                 has_gps_sats = false;
 183                 has_flight_adc = false;
 184                 has_battery = false;
 185                 has_rssi = false;
 186                 has_imu = false;
 187                 has_mag = false;
 188                 has_orient = false;
 189
 190                 for (int s = 0; s < AltosLib.ao_flight_invalid + 1; s++) {
 191                         state_speed[s] = AltosLib.MISSING;
 192                         state_accel[s] = AltosLib.MISSING;
 193                         state_time[s] = 0;
 194                         speeds[s] = new AltosTimeValue(0, 0);
 195                         accels[s] = new AltosTimeValue(0, 0);
 196                 }
 197
 198                 max_speed = AltosLib.MISSING;
 199                 max_acceleration = AltosLib.MISSING;
 200
 201                 if (series.state_series != null) {
 202                         AltosTimeValue prev = null;
 203                         for (AltosTimeValue state : series.state_series) {
 204                                 if (prev != null)
 205                                         add_times(series, (int) prev.value, prev.time, state.time);
 206                                 prev = state;
 207                         }
 208                         if (prev != null)
 209                                 add_times(series, (int) prev.value, prev.time, series.accel_series.last().time);
 210                 }
 211
 212                 for (int s = 0; s <= AltosLib.ao_flight_invalid; s++) {
 213                         if (speeds[s].time > 0)
 214                                 state_speed[s] = speeds[s].value / speeds[s].time;
 215                         if (accels[s].time > 0)
 216                                 state_accel[s] = accels[s].value / accels[s].time;
 217                 }
 218
 219                 product = cal_data.product;
 220                 firmware_version = cal_data.firmware_version;
 221                 serial = cal_data.serial;
 222                 flight = cal_data.flight;
 223
 224                 has_battery = series.battery_voltage_series != null;
 225                 has_flight_adc = series.main_voltage_series != null;
 226                 has_rssi = series.rssi_series != null;
 227                 has_flight_data = series.pressure_series != null;
 228
 229                 AltosGPS gps = series.cal_data().gps_pad;
 230
 231                 if (gps != null) {
 232                         year = gps.year;
 233                         month = gps.month;
 234                         day = gps.day;
 235                         hour = gps.hour;
 236                         minute = gps.minute;
 237                         second = gps.second;
 238                         has_gps = true;
 239                         lat = pad_lat = gps.lat;
 240                         lon = pad_lon = gps.lon;
 241                         for (AltosGPSTimeValue gtv : series.gps_series) {
 242                                 gps = gtv.gps;
 243                                 if (gps.locked && gps.nsat >= 4) {
 244                                         lat = gps.lat;
 245                                         lon = gps.lon;
 246                                 }
 247                         }
 248
 249                 }
 250
 251                 max_height = AltosLib.MISSING;
 252                 if (series.height_series != null)
 253                         max_height = series.height_series.max().value;
 254                 max_gps_height = AltosLib.MISSING;
 255                 if (series.gps_height != null) {
 256                         AltosTimeValue tv = series.gps_height.max();
 257                         if (tv != null)
 258                                 max_gps_height = tv.value;
 259                 }
 260         }
 261 }