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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; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package altosui;
  19
  20 import java.awt.*;
  21 import java.awt.event.*;
  22 import javax.swing.*;
  23 import javax.swing.filechooser.FileNameExtensionFilter;
  24 import javax.swing.table.*;
  25 import java.io.*;
  26 import java.util.*;
  27 import java.text.*;
  28 import java.util.prefs.*;
  29 import java.util.concurrent.*;
  30 import org.altusmetrum.AltosLib.*;
  31
  32 public class AltosFlightStats {
  33         double          max_height;
  34         double          max_speed;
  35         double          max_acceleration;
  36         double[]        state_speed = new double[Altos.ao_flight_invalid + 1];
  37         double[]        state_baro_speed = new double[Altos.ao_flight_invalid + 1];
  38         double[]        state_accel = new double[Altos.ao_flight_invalid + 1];
  39         int[]           state_count = new int[Altos.ao_flight_invalid + 1];
  40         double[]        state_start = new double[Altos.ao_flight_invalid + 1];
  41         double[]        state_end = new double[Altos.ao_flight_invalid + 1];
  42         int             serial;
  43         int             flight;
  44         int             year, month, day;
  45         int             hour, minute, second;
  46
  47         double landed_time(AltosRecordIterable iterable) {
  48                 AltosState      state = null;
  49                 for (AltosRecord record : iterable) {
  50                         state = new AltosState(record, state);
  51
  52                         if (state.state == Altos.ao_flight_landed)
  53                                 break;
  54                 }
  55
  56                 double  landed_height = state.height;
  57
  58                 state = null;
  59
  60                 boolean above = true;
  61
  62                 double  landed_time = -1000;
  63
  64                 for (AltosRecord record : iterable) {
  65                         state = new AltosState(record, state);
  66
  67                         if (state.height > landed_height + 10) {
  68                                 above = true;
  69                         } else {
  70                                 if (above && state.height < landed_height + 2) {
  71                                         above = false;
  72                                         landed_time = state.time;
  73                                 }
  74                         }
  75                 }
  76                 if (landed_time == -1000)
  77                         landed_time = state.time;
  78                 return landed_time;
  79         }
  80
  81         double boost_time(AltosRecordIterable iterable) {
  82                 double boost_time = -1000;
  83
  84                 AltosState state = null;
  85
  86                 for (AltosRecord record : iterable) {
  87                         state = new AltosState(record, state);
  88
  89                         if (state.acceleration < 1)
  90                                 boost_time = state.time;
  91                         if (state.state >= Altos.ao_flight_boost)
  92                                 break;
  93                 }
  94                 if (boost_time == -1000)
  95                         boost_time = state.time;
  96                 return boost_time;
  97         }
  98
  99
 100         public AltosFlightStats(AltosRecordIterable iterable) throws InterruptedException, IOException {
 101                 AltosState      state = null;
 102                 AltosState      new_state = null;
 103                 double          boost_time = boost_time(iterable);
 104                 double          end_time = 0;
 105                 double          landed_time = landed_time(iterable);
 106
 107                 year = month = day = -1;
 108                 hour = minute = second = -1;
 109                 serial = flight = -1;
 110                 for (AltosRecord record : iterable) {
 111                         if (serial < 0)
 112                                 serial = record.serial;
 113                         if ((record.seen & AltosRecord.seen_flight) != 0 && flight < 0)
 114                                 flight = record.flight;
 115                         new_state = new AltosState(record, state);
 116                         end_time = new_state.time;
 117                         state = new_state;
 118                         if (state.time >= boost_time && state.state < Altos.ao_flight_boost)
 119                                 state.state = Altos.ao_flight_boost;
 120                         if (state.time >= landed_time && state.state < Altos.ao_flight_landed)
 121                                 state.state = Altos.ao_flight_landed;
 122                         if (0 <= state.state && state.state < Altos.ao_flight_invalid) {
 123                                 if (state.state >= Altos.ao_flight_boost) {
 124                                         if (state.gps != null && state.gps.locked &&
 125                                             year < 0) {
 126                                                 year = state.gps.year;
 127                                                 month = state.gps.month;
 128                                                 day = state.gps.day;
 129                                                 hour = state.gps.hour;
 130                                                 minute = state.gps.minute;
 131                                                 second = state.gps.second;
 132                                         }
 133                                 }
 134                                 state_accel[state.state] += state.acceleration;
 135                                 state_speed[state.state] += state.speed;
 136                                 state_baro_speed[state.state] += state.baro_speed;
 137                                 state_count[state.state]++;
 138                                 if (state_start[state.state] == 0.0)
 139                                         state_start[state.state] = state.time;
 140                                 if (state_end[state.state] < state.time)
 141                                         state_end[state.state] = state.time;
 142                                 max_height = state.max_height;
 143                                 if (state.max_speed != 0)
 144                                         max_speed = state.max_speed;
 145                                 else
 146                                         max_speed = state.max_baro_speed;
 147                                 max_acceleration = state.max_acceleration;
 148                         }
 149                 }
 150                 for (int s = Altos.ao_flight_startup; s <= Altos.ao_flight_landed; s++) {
 151                         if (state_count[s] > 0) {
 152                                 state_speed[s] /= state_count[s];
 153                                 state_baro_speed[s] /= state_count[s];
 154                                 state_accel[s] /= state_count[s];
 155                         }
 156                         if (state_start[s] == 0)
 157                                 state_start[s] = end_time;
 158                         if (state_end[s] == 0)
 159                                 state_end[s] = end_time;
 160                 }
 161         }
 162 }