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   1 /*
   2  * Copyright © 2010 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.lang.*;
  21 import java.io.*;
  22 import java.text.*;
  23 import java.util.*;
  24
  25 public class AltosCSV implements AltosWriter {
  26         File                    name;
  27         PrintStream             out;
  28         boolean                 header_written;
  29         boolean                 seen_boost;
  30         int                     boost_tick;
  31         LinkedList<AltosRecord> pad_records;
  32         AltosState              state;
  33
  34         static final int ALTOS_CSV_VERSION = 2;
  35
  36         /* Version 2 format:
  37          *
  38          * General info
  39          *      version number
  40          *      serial number
  41          *      flight number
  42          *      callsign
  43          *      time (seconds since boost)
  44          *      rssi
  45          *      link quality
  46          *
  47          * Flight status
  48          *      state
  49          *      state name
  50          *
  51          * Basic sensors
  52          *      acceleration (m/s²)
  53          *      pressure (mBar)
  54          *      altitude (m)
  55          *      height (m)
  56          *      accelerometer speed (m/s)
  57          *      barometer speed (m/s)
  58          *      temp (°C)
  59          *      battery (V)
  60          *      drogue (V)
  61          *      main (V)
  62          *
  63          * GPS data
  64          *      connected (1/0)
  65          *      locked (1/0)
  66          *      nsat (used for solution)
  67          *      latitude (°)
  68          *      longitude (°)
  69          *      altitude (m)
  70          *      year (e.g. 2010)
  71          *      month (1-12)
  72          *      day (1-31)
  73          *      hour (0-23)
  74          *      minute (0-59)
  75          *      second (0-59)
  76          *      from_pad_dist (m)
  77          *      from_pad_azimuth (deg true)
  78          *      from_pad_range (m)
  79          *      from_pad_elevation (deg from horizon)
  80          *      hdop
  81          *
  82          * GPS Sat data
  83          *      C/N0 data for all 32 valid SDIDs
  84          */
  85
  86         void write_general_header() {
  87                 out.printf("version,serial,flight,call,time,rssi,lqi");
  88         }
  89
  90         void write_general(AltosRecord record) {
  91                 out.printf("%s, %d, %d, %s, %8.2f, %4d, %3d",
  92                            ALTOS_CSV_VERSION, record.serial, record.flight, record.callsign,
  93                            (double) record.time,
  94                            record.rssi,
  95                            record.status & 0x7f);
  96         }
  97
  98         void write_flight_header() {
  99                 out.printf("state,state_name");
 100         }
 101
 102         void write_flight(AltosRecord record) {
 103                 out.printf("%d,%8s", record.state, record.state());
 104         }
 105
 106         void write_basic_header() {
 107                 out.printf("acceleration,pressure,altitude,height,accel_speed,baro_speed,temperature,battery_voltage,drogue_voltage,main_voltage");
 108         }
 109
 110         void write_basic(AltosRecord record) {
 111                 out.printf("%8.2f,%10.2f,%8.2f,%8.2f,%8.2f,%8.2f,%5.1f,%5.2f,%5.2f,%5.2f",
 112                            record.acceleration(),
 113                            record.raw_pressure(),
 114                            record.raw_altitude(),
 115                            record.raw_height(),
 116                            record.accel_speed(),
 117                            state.baro_speed,
 118                            record.temperature(),
 119                            record.battery_voltage(),
 120                            record.drogue_voltage(),
 121                            record.main_voltage());
 122         }
 123
 124         void write_gps_header() {
 125                 out.printf("connected,locked,nsat,latitude,longitude,altitude,year,month,day,hour,minute,second,pad_dist,pad_range,pad_az,pad_el,hdop");
 126         }
 127
 128         void write_gps(AltosRecord record) {
 129                 AltosGPS        gps = record.gps;
 130                 if (gps == null)
 131                         gps = new AltosGPS();
 132
 133                 AltosGreatCircle from_pad = state.from_pad;
 134                 if (from_pad == null)
 135                         from_pad = new AltosGreatCircle();
 136
 137                 out.printf("%2d,%2d,%3d,%12.7f,%12.7f,%6d,%5d,%3d,%3d,%3d,%3d,%3d,%9.0f,%9.0f,%4.0f,%4.0f,%6.1f",
 138                            gps.connected?1:0,
 139                            gps.locked?1:0,
 140                            gps.nsat,
 141                            gps.lat,
 142                            gps.lon,
 143                            gps.alt,
 144                            gps.year,
 145                            gps.month,
 146                            gps.day,
 147                            gps.hour,
 148                            gps.minute,
 149                            gps.second,
 150                            from_pad.distance,
 151                            state.range,
 152                            from_pad.bearing,
 153                            state.elevation,
 154                            gps.hdop);
 155         }
 156
 157         void write_gps_sat_header() {
 158                 for(int i = 1; i <= 32; i++) {
 159                         out.printf("sat%02d", i);
 160                         if (i != 32)
 161                                 out.printf(",");
 162                 }
 163         }
 164
 165         void write_gps_sat(AltosRecord record) {
 166                 AltosGPS        gps = record.gps;
 167                 for(int i = 1; i <= 32; i++) {
 168                         int     c_n0 = 0;
 169                         if (gps != null && gps.cc_gps_sat != null) {
 170                                 for(int j = 0; j < gps.cc_gps_sat.length; j++)
 171                                         if (gps.cc_gps_sat[j].svid == i) {
 172                                                 c_n0 = gps.cc_gps_sat[j].c_n0;
 173                                                 break;
 174                                         }
 175                         }
 176                         out.printf ("%3d", c_n0);
 177                         if (i != 32)
 178                                 out.printf(",");
 179                 }
 180         }
 181
 182         void write_header() {
 183                 out.printf("#"); write_general_header();
 184                 out.printf(","); write_flight_header();
 185                 out.printf(","); write_basic_header();
 186                 out.printf(","); write_gps_header();
 187                 out.printf(","); write_gps_sat_header();
 188                 out.printf ("\n");
 189         }
 190
 191         void write_one(AltosRecord record) {
 192                 state = new AltosState(record, state);
 193                 write_general(record); out.printf(",");
 194                 write_flight(record); out.printf(",");
 195                 write_basic(record); out.printf(",");
 196                 write_gps(record); out.printf(",");
 197                 write_gps_sat(record);
 198                 out.printf ("\n");
 199         }
 200
 201         void flush_pad() {
 202                 while (!pad_records.isEmpty()) {
 203                         write_one (pad_records.remove());
 204                 }
 205         }
 206
 207         public void write(AltosRecord record) {
 208                 if (!header_written) {
 209                         write_header();
 210                         header_written = true;
 211                 }
 212                 if (!seen_boost) {
 213                         if (record.state >= Altos.ao_flight_boost) {
 214                                 seen_boost = true;
 215                                 boost_tick = record.tick;
 216                                 flush_pad();
 217                         }
 218                 }
 219                 if (seen_boost)
 220                         write_one(record);
 221                 else
 222                         pad_records.add(record);
 223         }
 224
 225         public PrintStream out() {
 226                 return out;
 227         }
 228
 229         public void close() {
 230                 if (!pad_records.isEmpty()) {
 231                         boost_tick = pad_records.element().tick;
 232                         flush_pad();
 233                 }
 234                 out.close();
 235         }
 236
 237         public void write(AltosRecordIterable iterable) {
 238                 iterable.write_comments(out());
 239                 for (AltosRecord r : iterable)
 240                         write(r);
 241         }
 242
 243         public AltosCSV(File in_name) throws FileNotFoundException {
 244                 name = in_name;
 245                 out = new PrintStream(name);
 246                 pad_records = new LinkedList<AltosRecord>();
 247         }
 248
 249         public AltosCSV(String in_string) throws FileNotFoundException {
 250                 this(new File(in_string));
 251         }
 252 }